maltfilter: maltfilter annotate

annotate maltfilter @ 63:6917de5b91be maltfilter-0.14.0

Disable output buffering of logfile.

author	Matti Hamalainen <ccr@tnsp.org>
date	Mon, 17 Aug 2009 08:49:29 +0300
parents	924720517cf9
children	d2e2b82dd2f2

rev	line source
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1 #!/usr/bin/perl -w
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	2 #############################################################################
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	3 #
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	4 # Malicious Attack Livid Termination Filter daemon (maltfilter)
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	5 # Programmed by Matti 'ccr' Hämäläinen <ccr@tnsp.org>
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	6 # (C) Copyright 2009 Tecnic Software productions (TNSP)
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	7 #
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	8 #############################################################################
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	9 use strict;
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	10 use Date::Parse;
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	11 use Net::IP;
60 38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	12 use Net::DNS;
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	13 use LWP::UserAgent;
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	14
60 38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	15 my $progversion = "0.14.0";
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	16 my $progbanner =
11 26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	17 "Malicious Attack Livid Termination Filter daemon (maltfilter) v$progversion\n".
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	18 "Programmed by Matti 'ccr' Hamalainen <ccr\@tnsp.org>\n".
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	19 "(C) Copyright 2009 Tecnic Software productions (TNSP)\n";
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	20
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	21 #############################################################################
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	22 ### Default settings and configuration
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	23 #############################################################################
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	24 my %settings = (
11 26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	25 "VERBOSITY" => 3,
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	26 "DRY_RUN" => 1,
26 61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	27 "WEED_BLOCK" => 168,
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	28 "WEED_GLOBAL" => 336,
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	29 "TRESHOLD" => 3,
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	30 "ACTION" => "DROP",
11 26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	31 "LOGFILE" => "",
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	32 "IPTABLES" => "/sbin/iptables",
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	33
60 38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	34 "FULL_TIME" => 1,
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	35 "STATUS_FILE_PLAIN" => "",
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	36 "STATUS_FILE_HTML" => "",
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	37 "STATUS_FILE_CSS" => "",
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	38 "WHOIS_URL" => "http://whois.domaintools.com/",
17 fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	39
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	40 "CHK_SSHD" => 1,
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	41 "CHK_KNOWN_CGI" => 1,
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	42 "CHK_PHP_XSS" => 1,
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	43 "CHK_PROXY_SCAN" => 1,
4 b2c7c76b3529 Added scanning feature for SSH root login attempts with failed passwords. Matti Hamalainen <ccr@tnsp.org> parents: 3 diff changeset	44 "CHK_ROOT_SSH_PWD" => 0,
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	45 "CHK_SYSACCT_SSH_PWD" => 0,
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	46 "CHK_GOOD_HOSTS" => "",
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	47
60 38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	48 "PASSWD" => "/etc/passwd",
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	49 "SYSACCT_MIN_UID" => 1,
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	50 "SYSACCT_MAX_UID" => 100,
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	51
60 38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	52 "EVIDENCE" => 0,
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	53 "EVIDENCE_DIR" => "",
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	54 );
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	55
7 ee5f7b8dcdea Features, yay. Matti Hamalainen <ccr@tnsp.org> parents: 4 diff changeset	56 my @noblock_ips_def = (
ee5f7b8dcdea Features, yay. Matti Hamalainen <ccr@tnsp.org> parents: 4 diff changeset	57 "127.0.0.1",
ee5f7b8dcdea Features, yay. Matti Hamalainen <ccr@tnsp.org> parents: 4 diff changeset	58 );
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	59
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	60 my %systemacct = ();
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	61
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	62 #############################################################################
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	63 ### Check given logfile line for matches
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	64 #############################################################################
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	65 sub check_log_line($)
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	66 {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	67 # (1) SSHD scans
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	68 if (/^(\S+\s+\d+\s+\d\d:\d\d:\d\d)\s+\S+\s+sshd\S?: (.)/) {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	69 my $mdate = $1;
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	70 my $merr = $2;
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	71
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	72 # (1.1) Generic login scan attempts
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	73 if ($merr =~ /^Failed password for invalid user (\S+) from (\d+\.\d+\.\d+\.\d+)/) {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	74 check_add_hit($2, $mdate, "SSH login scan", "", $settings{"CHK_SSHD"});
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	75 }
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	76 # (1.2) Root account SSH login password bruteforcing attempts.
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	77 elsif (/^Failed password for root from (\d+\.\d+\.\d+\.\d+)/) {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	78 check_add_hit($1, $mdate, "Root SSH password bruteforce", "", $settings{"CHK_ROOT_SSH_PWD"});
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	79 }
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	80 # (1.3) System account SSH login password bruteforcing attempts.
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	81 if ($merr =~ /^Failed password for (\S+) from (\d+\.\d+\.\d+\.\d+)/) {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	82 my $mip = $2; my $macct = $1;
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	83 if (defined($systemacct{$macct})) {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	84 check_add_hit($mip, $mdate, "SSH system account bruteforce", $macct, $settings{"CHK_SYSACCT_SSH_PWD"});
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	85 }
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	86 }
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	87 }
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	88 # (2) Common/known vulnerable CGI/PHP software scans (like phpMyAdmin)
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	89 elsif (/^\[(.+?)\]\s+\[error\]\s+\[client\s+(\d+\.\d+\.\d+\.\d+)\]\s+(.+)$/) {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	90 my $mdate = $1;
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	91 my $mip = $2;
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	92 my $merr = $3;
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	93 if ($merr =~ /^File does not exist: (.+)$/) {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	94 my $tmp = $1;
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	95 if ($tmp =~ /\/mss2\|\/pma\|admin\|sql\|\/roundcube\|\/webmail\|\/bin\|\/mail\|xampp\|zen\|mailto:\|appserv\|cube\|round\|_vti_bin\|wiki/i) {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	96 check_add_hit($mip, $mdate, "CGI vuln scan", $tmp, $settings{"CHK_KNOWN_CGI"});
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	97 }
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	98 }
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	99 }
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	100 # (3) Apache common logging format checks
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	101 elsif (/(\d+\.\d+\.\d+\.\d+)\s+-\s+-\s+\[(.+?)\]\s+\"GET (\S*?) HTTP\//) {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	102 my $mdate = $2;
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	103 my $mip = $1;
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	104 my $merr = $3;
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	105
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	106 # (3.1) Simple match for generic PHP XSS vulnerability scans
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	107 if ($merr =~ /\.php\?\S*?=http:\/\/([^\/]+)/) {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	108 if (!check_hosts($settings{"CHK_GOOD_HOSTS"}, $1)) {
60 38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	109 if ($merr =~ /\.php\?\S*?=(http:\/\/[^\&\?]+\??)/) {
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	110 check_add_evidence($mip, $1);
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	111 }
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	112 check_add_hit($mip, $mdate, "PHP XSS", $merr, $settings{"CHK_PHP_XSS"});
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	113 }
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	114 }
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	115 # (3.2) Try to match proxy scanning attempts
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	116 elsif ($merr =~ /^http:\/\/([^\/]+)/) {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	117 if (!check_hosts($settings{"CHK_GOOD_HOSTS"}, $1)) {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	118 check_add_hit($mip, $mdate, "Proxy scan", $merr, $settings{"CHK_PROXY_SCAN"});
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	119 }
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	120 }
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	121 }
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	122 }
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	123
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	124
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	125 #############################################################################
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	126 ### Global variables
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	127 #############################################################################
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	128 my $reportmode = 0; # Full report mode
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	129 my @scanfiles = (); # Files to scan
54 19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	130 my @scanfiles_once = (); # Files to scan only once during startup or HUP (e.g. not continuously followed)
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	131 my @noblock_ips = (); # IPs not to block
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	132 my %filehandles = (); # Global hash holding opened scanned log filehandles
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	133 my $pid_file = ""; # Name of Maltfilter daemon pid file
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	134 my @configfiles = (); # Array of configuration file names
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	135 my $LOGFILE; # Maltfilter logfile handle
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	136
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	137 # IPs currently blocked in Netfilter $blocklist{$ip} = date
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	138 my %blocklist = ();
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	139
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	140 # Gathered information about hosts
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	141 # $statlist{$ip}->
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	142 # "date1" = timestamp of first hit
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	143 # "date2" = timestamp of latest hit
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	144 # "hits" = number of hits to this IP
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	145 # $statlist{$ip}{"reason"}{$class}->
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	146 # "msg" = reason message (array if $reportmode)
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	147 # "hits" = hits to this class
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	148 # "date1" = timestamp of first hit
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	149 # "date2" = timestamp of latest hit
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	150 my %statlist = ();
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	151
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	152 # Gathered information about ignored hits (e.g. hits for tests that are not enabled)
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	153 # Same fields as in %statlist
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	154 my %ignorelist = ();
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	155
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	156
2 3da95f3082d9 Misc. variable name cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	157 #############################################################################
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	158 ### Status output functionality
2 3da95f3082d9 Misc. variable name cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 0 diff changeset	159 #############################################################################
17 fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	160 sub urlencode($)
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	161 {
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	162 my $value = $_[0];
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	163 $value =~ s/([^a-zA-Z_0-9 ])/"%" . uc(sprintf "%lx" , unpack("C", $1))/eg;
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	164 $value =~ tr/ /+/;
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	165 return $value;
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	166 }
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	167
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	168 my %entities = (
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	169 "<" => "lt",
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	170 ">" => "gt",
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	171 "&" => "amp",
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	172 );
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	173
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	174 sub htmlentities($)
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	175 {
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	176 my $value = $_[0];
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	177 # $value =~ s/([keys %entities])/"&".$entities{$1}.";"/eg;
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	178 foreach my $val (keys %entities) {
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	179 $value =~ s/$val/\&$entities{$val}\;/g;
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	180 }
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	181 return $value;
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	182 }
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	183
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	184 sub get_time_str($)
34 e4ffe2ce29a3 Generalize timestamp conversion to strings; Re-enable setting of timestamps in Matti Hamalainen <ccr@tnsp.org> parents: 32 diff changeset	185 {
e4ffe2ce29a3 Generalize timestamp conversion to strings; Re-enable setting of timestamps in Matti Hamalainen <ccr@tnsp.org> parents: 32 diff changeset	186 if ($_[0] >= 0) {
e4ffe2ce29a3 Generalize timestamp conversion to strings; Re-enable setting of timestamps in Matti Hamalainen <ccr@tnsp.org> parents: 32 diff changeset	187 return scalar localtime($_[0]);
e4ffe2ce29a3 Generalize timestamp conversion to strings; Re-enable setting of timestamps in Matti Hamalainen <ccr@tnsp.org> parents: 32 diff changeset	188 } else {
e4ffe2ce29a3 Generalize timestamp conversion to strings; Re-enable setting of timestamps in Matti Hamalainen <ccr@tnsp.org> parents: 32 diff changeset	189 return "?";
e4ffe2ce29a3 Generalize timestamp conversion to strings; Re-enable setting of timestamps in Matti Hamalainen <ccr@tnsp.org> parents: 32 diff changeset	190 }
e4ffe2ce29a3 Generalize timestamp conversion to strings; Re-enable setting of timestamps in Matti Hamalainen <ccr@tnsp.org> parents: 32 diff changeset	191 }
e4ffe2ce29a3 Generalize timestamp conversion to strings; Re-enable setting of timestamps in Matti Hamalainen <ccr@tnsp.org> parents: 32 diff changeset	192
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	193 my @paskat = (30246060, 7246060, 246060, 60*60, 60);
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	194 my @opaskat = ("months", "weeks", "days", "hours", "minutes");
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	195 my @upaskat = ("month", "week", "day", "hour", "minute");
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	196
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	197 sub get_ago_str($)
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	198 {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	199 return get_time_str($_[0]) if ($settings{"FULL_TIME"});
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	200 if ($_[0] >= 0) {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	201 my $str = "";
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	202 my $cur = time() - $_[0];
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	203 my ($r, $k, $p, $n);
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	204 $n = 0;
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	205 foreach my $div (@paskat) {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	206 $r = int($cur / $div);
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	207 $k = ($cur % $div);
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	208 if ($r > 0) {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	209 $p = ($r > 1) ? $opaskat[$n] : $upaskat[$n];
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	210 $str .= ", " if ($str ne "");
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	211 $str .= sprintf("%d %s", $r, $p);
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	212 }
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	213 $cur = $k;
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	214 $n++;
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	215 }
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	216 return $str." ago";
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	217 } else {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	218 return "?";
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	219 }
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	220 }
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	221
11 26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	222 sub printH($$$$)
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	223 {
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	224 my $fh = $_[1];
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	225 if ($_[0]) {
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	226 print $fh "<h".$_[2].">".$_[3]."</h".$_[2].">\n";
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	227 } else {
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	228 my $c = ($_[2] <= 1) ? "=" : "-";
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	229 print $fh $_[3]."\n". $c x length($_[3]) ."\n";
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	230 }
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	231 }
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	232
32 e7e484c89dbc Added highlighting of blocked entries in summary tables. Matti Hamalainen <ccr@tnsp.org> parents: 30 diff changeset	233 sub printTD
11 26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	234 {
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	235 my $fh = $_[1];
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	236 if ($_[0]) {
52 8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	237 my $s = defined($_[3]) ? " ".$_[3]." " : "";
32 e7e484c89dbc Added highlighting of blocked entries in summary tables. Matti Hamalainen <ccr@tnsp.org> parents: 30 diff changeset	238 print $fh "<td".$s.">".$_[2]."</td>";
11 26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	239 } else {
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	240 print $fh $_[2];
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	241 }
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	242 }
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	243
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	244 sub printP($$$)
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	245 {
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	246 my $fh = $_[1];
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	247 if ($_[0]) {
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	248 print $fh "<p>\n".$_[2]."</p>\n";
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	249 } else {
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	250 print $fh $_[2]."\n";
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	251 }
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	252 }
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	253
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	254 sub printElem
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	255 {
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	256 my $fh = $_[1];
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	257 if ($_[0]) {
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	258 print $fh $_[2];
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	259 } elsif (defined($_[3])) {
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	260 print $fh $_[3];
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	261 }
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	262 }
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	263
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	264 sub bb($)
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	265 {
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	266 return $_[0] ? "<b>" : "";
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	267 }
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	268
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	269 sub eb($)
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	270 {
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	271 return $_[0] ? "</b>" : "";
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	272 }
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	273
13 fc053b001027 Improved reporting and documentation. Matti Hamalainen <ccr@tnsp.org> parents: 11 diff changeset	274 sub pe($$)
fc053b001027 Improved reporting and documentation. Matti Hamalainen <ccr@tnsp.org> parents: 11 diff changeset	275 {
fc053b001027 Improved reporting and documentation. Matti Hamalainen <ccr@tnsp.org> parents: 11 diff changeset	276 return $_[0] ? "<$_[1]>" : "";
fc053b001027 Improved reporting and documentation. Matti Hamalainen <ccr@tnsp.org> parents: 11 diff changeset	277 }
fc053b001027 Improved reporting and documentation. Matti Hamalainen <ccr@tnsp.org> parents: 11 diff changeset	278
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	279 sub get_link($$)
13 fc053b001027 Improved reporting and documentation. Matti Hamalainen <ccr@tnsp.org> parents: 11 diff changeset	280 {
17 fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	281 if ($settings{"WHOIS_URL"} ne "") {
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	282 return $_[0] ? "<a href=\"".$settings{"WHOIS_URL"}.$_[1].
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	283 "\">".htmlentities($_[1])."</a>" : $_[1];
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	284 } else {
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	285 return $_[0];
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	286 }
13 fc053b001027 Improved reporting and documentation. Matti Hamalainen <ccr@tnsp.org> parents: 11 diff changeset	287 }
fc053b001027 Improved reporting and documentation. Matti Hamalainen <ccr@tnsp.org> parents: 11 diff changeset	288
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	289 sub print_table1($$$$$$)
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	290 {
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	291 my ($m, $f, $table, $keys, $func, $class) = @_;
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	292 my $ntotal = 0;
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	293
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	294 printElem($m, $f,
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	295 "<table class=\"".$class."\">\n".
17 fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	296 "<tr><th>Hits</th><th>IP-address</th><th>First hit</th><th>Latest hit</th><th>Reason(s)</th></tr>\n",
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	297
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	298 "Hits \| IP-address \| First hit \| Latest hit \| Reason(s)\n"
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	299 );
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	300
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	301 foreach my $mip (sort { $func->($table, $a, $b) } keys %{$keys}) {
32 e7e484c89dbc Added highlighting of blocked entries in summary tables. Matti Hamalainen <ccr@tnsp.org> parents: 30 diff changeset	302 my $blocked = defined($blocklist{$mip}) ? "blocked" : "unblocked";
e7e484c89dbc Added highlighting of blocked entries in summary tables. Matti Hamalainen <ccr@tnsp.org> parents: 30 diff changeset	303 printElem($m, $f, " <tr class=\"$blocked\">");
17 fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	304 printTD($m, $f, sprintf(bb($m)."%-10d".eb($m), $table->{$mip}{"hits"}));
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	305 printElem(!$m, $f, " \| ");
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	306 printTD($m, $f, sprintf("%-15s", get_link($m, $mip)));
17 fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	307 printElem(!$m, $f, " \| ");
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	308 printTD($m, $f, get_ago_str($table->{$mip}{"date1"}));
17 fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	309 printElem(!$m, $f, " \| ");
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	310 printTD($m, $f, get_ago_str($table->{$mip}{"date2"}));
17 fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	311 printElem(!$m, $f, " \| ");
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	312 my @reasons = ();
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	313 foreach my $class (sort keys %{$table->{$mip}{"reason"}}) {
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	314 my $msgs;
18 b0017a324040 Cleanups; Disable weeding in report mode again; Don't display redundant IPTABLES reasons in blocklist report. Matti Hamalainen <ccr@tnsp.org> parents: 17 diff changeset	315 if ($class ne "IPTABLES") {
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	316 if ($reportmode) {
18 b0017a324040 Cleanups; Disable weeding in report mode again; Don't display redundant IPTABLES reasons in blocklist report. Matti Hamalainen <ccr@tnsp.org> parents: 17 diff changeset	317 my @tmp = reverse(@{$table->{$mip}{"reason"}{$class}{"msg"}});
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	318 if ($#tmp > 5) { $#tmp = 5; }
17 fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	319 foreach (@tmp) { $_ = htmlentities($_); }
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	320 $msgs = join(" ".bb($m)."\|".eb($m)." ", @tmp);
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	321 } else {
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	322 $msgs = $table->{$mip}{"reason"}{$class}{"msg"};
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	323 }
17 fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	324 push(@reasons, bb($m).$class.eb($m)." #".$table->{$mip}{"reason"}{$class}{"hits"}.
fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	325 " ( ".$msgs." )");
18 b0017a324040 Cleanups; Disable weeding in report mode again; Don't display redundant IPTABLES reasons in blocklist report. Matti Hamalainen <ccr@tnsp.org> parents: 17 diff changeset	326 }
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	327 }
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	328 printTD($m, $f, join(", ", @reasons));
17 fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	329 printElem($m, $f, "</tr>\n", "\n");
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	330 $ntotal++;
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	331 }
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	332 printElem($m, $f, "</table>\n");
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	333 printP($m, $f, bb($m).$ntotal.eb($m)." entries total.\n");
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	334 }
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	335
52 8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	336 sub cmp_ips($$$)
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	337 {
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	338 my @ipa = split(/\./, $_[1]);
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	339 my @ipb = split(/\./, $_[2]);
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	340 for (my $i = 0; $i < 4; $i++) {
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	341 return -1 if ($ipa[$i] > $ipb[$i]);
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	342 return 1 if ($ipa[$i] < $ipb[$i]);
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	343 }
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	344 return 0;
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	345 }
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	346
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	347 sub test_ips($$)
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	348 {
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	349 my @ipa = split(/\./, $_[0]);
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	350 my @ipb = split(/\./, $_[1]);
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	351 for (my $i = 0; $i < 3; $i++) {
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	352 return $i if ($ipa[$i] != $ipb[$i]);
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	353 }
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	354 return 4;
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	355 }
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	356
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	357 my @ipcolors = (
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	358 "#666",
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	359 "#777",
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	360 );
17 fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	361
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	362 sub print_table2($$$$$$)
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	363 {
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	364 my ($m, $f, $table, $keys, $func, $class) = @_;
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	365 my $nhits = 0;
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	366 my $str = "<th>IP-address</th><th>Hits</th><th>First hit</th><th>Latest hit</th><th>Class</th>";
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	367 my $str2 = "IP-address \| Hits \| First hit \| Latest hit \| Class ";
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	368
17 fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	369 printElem($m, $f,
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	370 "<table class=\"".$class."\">\n<tr>". $str."<th> </th>".$str ."</tr>\n",
17 fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	371 $str2." \|\| ".$str2."\n");
52 8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	372
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	373 my @previp = ("0.0.0.0", "0.0.0.0");
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	374 my @ncolor = (0, 0);
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	375
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	376 my $printEntry = sub {
52 8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	377 my $blocked = "class=\"".(defined($blocklist{$_[0]}) ? "blocked" : "unblocked")."\"";
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	378 if (test_ips($previp[$_[1]], $_[0]) < 3) {
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	379 $ncolor[$_[1]]++;
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	380 }
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	381 $previp[$_[1]] = $_[0];
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	382 my $str = "style=\"background: ".$ipcolors[$ncolor[$_[1]] % scalar @ipcolors].";\"";
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	383
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	384 printTD($m, $f, sprintf("%-15s", get_link($m, $_[0])), $str);
17 fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	385 printElem(!$m, $f, " \| ");
32 e7e484c89dbc Added highlighting of blocked entries in summary tables. Matti Hamalainen <ccr@tnsp.org> parents: 30 diff changeset	386 printTD($m, $f, sprintf("%-8d ", $table->{$_[0]}{"hits"}), $blocked);
17 fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	387 printElem(!$m, $f, " \| ");
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	388 printTD($m, $f, get_ago_str($table->{$_[0]}{"date1"}), $blocked);
17 fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	389 printElem(!$m, $f, " \| ");
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	390 printTD($m, $f, get_ago_str($table->{$_[0]}{"date2"}), $blocked);
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	391 printElem(!$m, $f, " \| ");
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	392 my $tmp = join(", ", sort keys %{$table->{$_[0]}{"reason"}});
32 e7e484c89dbc Added highlighting of blocked entries in summary tables. Matti Hamalainen <ccr@tnsp.org> parents: 30 diff changeset	393 printTD($m, $f, sprintf("%-30s", $tmp), $blocked);
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	394 $nhits += $table->{$_[0]}{"hits"};
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	395 };
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	396
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	397 my @mkeys = sort { $func->($table, $a, $b) } keys %{$keys};
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	398 my $nkeys = scalar @mkeys;
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	399 my $kmax = $nkeys / 2;
52 8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	400
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	401 for (my $i = 0; $i <= $kmax; $i++) {
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	402 printElem($m, $f, " <tr>");
18 b0017a324040 Cleanups; Disable weeding in report mode again; Don't display redundant IPTABLES reasons in blocklist report. Matti Hamalainen <ccr@tnsp.org> parents: 17 diff changeset	403 if ($i < $kmax) {
52 8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	404 $printEntry->($mkeys[$i], 0);
18 b0017a324040 Cleanups; Disable weeding in report mode again; Don't display redundant IPTABLES reasons in blocklist report. Matti Hamalainen <ccr@tnsp.org> parents: 17 diff changeset	405 printElem($m, $f, "<th> </th>", " \|\| ");
b0017a324040 Cleanups; Disable weeding in report mode again; Don't display redundant IPTABLES reasons in blocklist report. Matti Hamalainen <ccr@tnsp.org> parents: 17 diff changeset	406 }
52 8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	407 if ($i + $kmax + 1 < $nkeys) { $printEntry->($mkeys[$i + $kmax + 1], 1); }
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	408 printElem($m, $f, "</tr>\n", "\n");
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	409 }
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	410
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	411 printElem($m, $f, "</table>\n");
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	412 printP($m, $f, bb($m).$nkeys.eb($m)." entries total, ".bb($m).$nhits.eb($m)." hits total.\n");
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	413 }
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	414
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	415 sub cmp_hits($$$)
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	416 {
60 38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	417 my $s1 = $_[0]->{$_[1]};
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	418 my $s2 = $_[0]->{$_[2]};
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	419
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	420 return -1 if ($s2->{"date2"} < $s1->{"date2"});
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	421 return 1 if ($s2->{"date2"} > $s1->{"date2"});
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	422 return $s2->{"hits"} <=> $s1->{"hits"};
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	423 }
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	424
26 61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	425 sub get_period($)
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	426 {
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	427 my ($str, $r, $k);
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	428 if ($_[0] > 30 * 24) {
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	429 $r = $_[0] / (30 * 24);
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	430 $k = $_[0] % (30 * 24);
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	431 $str = sprintf("%d months", $r);
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	432 $str .= sprintf(", %d days", $k) if ($k > 0);
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	433 } elsif ($_[0] > 24 * 7) {
29 6d3e33e9ee9b Oops, fix printing of weeks. Matti Hamalainen <ccr@tnsp.org> parents: 27 diff changeset	434 $str = sprintf("%1.1f weeks", $_[0] / (24.0 * 7.0));
26 61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	435 } elsif ($_[0] > 24) {
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	436 $r = $_[0] / 24;
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	437 $k = $_[0] % 24;
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	438 $str = sprintf("%d days", $r);
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	439 $str .= sprintf(", %d hours", $k) if ($k > 0);
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	440 } else {
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	441 $str = sprintf("%d hours", $_[0]);
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	442 }
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	443 return $str;
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	444 }
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	445
11 26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	446 sub generate_status($$)
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	447 {
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	448 my $filename = shift;
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	449 my $m = shift;
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	450
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	451 return unless ($filename ne "");
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	452
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	453 open(STATUS, ">", $filename) or mdie("Could not open '".$filename."'!\n");
11 26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	454 my $f = \*STATUS;
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	455
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	456 printElem($m, $f, "
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	457 <html>
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	458 <head>
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	459 <title>Maltfilter status report</title>
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	460 ");
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	461
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	462 printElem($m, $f, "<link href=\"".$settings{"STATUS_FILE_CSS"}."\" rel=\"stylesheet\" type=\"text/css\" />")
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	463 if ($settings{"STATUS_FILE_CSS"});
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	464
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	465 printElem($m, $f, "
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	466 </head>
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	467 <body>
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	468 ");
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	469
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	470 printH($m, $f, 1, "Maltfilter v$progversion status report");
26 61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	471 my $period = get_period($settings{"WEED_GLOBAL"});
11 26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	472
13 fc053b001027 Improved reporting and documentation. Matti Hamalainen <ccr@tnsp.org> parents: 11 diff changeset	473 printP($m, $f,
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	474 "Generated ".bb($m).get_time_str(time()).eb($m).". Data computed from ".
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	475 ($reportmode ? "complete logfile scan" : "a period of last $period").".\n");
26 61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	476
18 b0017a324040 Cleanups; Disable weeding in report mode again; Don't display redundant IPTABLES reasons in blocklist report. Matti Hamalainen <ccr@tnsp.org> parents: 17 diff changeset	477 printP($m, $f, "The hit classes marked as 'IPTABLES' are a pseudo-class meaning an\n".
b0017a324040 Cleanups; Disable weeding in report mode again; Don't display redundant IPTABLES reasons in blocklist report. Matti Hamalainen <ccr@tnsp.org> parents: 17 diff changeset	478 "blocked IP that was in Netfilter before Maltfilter was started.\n");
13 fc053b001027 Improved reporting and documentation. Matti Hamalainen <ccr@tnsp.org> parents: 11 diff changeset	479
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	480 printH($m, $f, 2, "Currently blocked entries");
26 61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	481 $period = get_period($settings{"WEED_BLOCK"});
18 b0017a324040 Cleanups; Disable weeding in report mode again; Don't display redundant IPTABLES reasons in blocklist report. Matti Hamalainen <ccr@tnsp.org> parents: 17 diff changeset	482 printP($m, $f, "List of IPs that are currently blocked (or would be, if this is\n".
26 61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	483 "a report-only mode). Data from period of $period.\n");
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	484 print_table1($m, $f, \%statlist, \%blocklist, \&cmp_hits, "blocked");
11 26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	485
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	486 printH($m, $f, 2, "Summary of non-ignored entries");
18 b0017a324040 Cleanups; Disable weeding in report mode again; Don't display redundant IPTABLES reasons in blocklist report. Matti Hamalainen <ccr@tnsp.org> parents: 17 diff changeset	487 printP($m, $f, "List of 'hits' of suspicious activity noticed by Maltfilter, but not\n".
b0017a324040 Cleanups; Disable weeding in report mode again; Don't display redundant IPTABLES reasons in blocklist report. Matti Hamalainen <ccr@tnsp.org> parents: 17 diff changeset	488 "necessarily acted upon. Sorted by descending IP address.\n");
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	489 print_table2($m, $f, \%statlist, \%statlist, \&cmp_ips, "global");
11 26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	490
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	491 printH($m, $f, 2, "Ignored entries");
52 8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	492 printP($m, $f, "List of hits that were ignored (not acted upon), because the test was disabled.\n".
8cfb71b296da Added colour-coded grouping of IP addresses in summary table. Matti Hamalainen <ccr@tnsp.org> parents: 49 diff changeset	493 "Notice that the entry may be blocked due to other checks, however.\n");
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	494 print_table1($m, $f, \%ignorelist, \%ignorelist, \&cmp_hits, "ignored");
11 26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	495
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	496 printElem($m, $f, "</body>\n</html>\n");
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	497 close(STATUS);
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	498 }
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	499
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	500
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	501 #############################################################################
60 38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	502 ### Evidence gathering
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	503 #############################################################################
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	504 my %evidence = ();
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	505
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	506 sub check_add_evidence($$)
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	507 {
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	508 my ($mip, $mdata) = @_;
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	509
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	510 return unless ($settings{"EVIDENCE"});
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	511
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	512 my $tmp = $mdata;
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	513 $tmp =~ s/http:\/\///;
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	514 $tmp =~ s/^\.+/_/;
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	515 $tmp =~ s/[^A-Za-z0-9:\.]/_/g;
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	516
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	517 $evidence{$mdata}{"coll"} = $tmp;
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	518 $evidence{$mdata}{"hosts"}{$mip} = 1;
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	519 }
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	520
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	521 sub http_fetch($$)
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	522 {
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	523 my $tmp = LWP::UserAgent->new;
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	524 $tmp->agent("-");
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	525 $tmp->timeout(10);
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	526 $tmp->default_headers->referer($_[1]);
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	527 my $req = HTTP::Request->new(GET => $_[0]);
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	528 return $tmp->request($req);
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	529 }
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	530
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	531 sub gather_evidence
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	532 {
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	533 my $dns = Net::DNS::Resolver->new;
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	534 my $base = $settings{"EVIDENCE_DIR"};
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	535
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	536 return unless ($settings{"EVIDENCE"});
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	537
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	538 mdie("Evidence directory '$base' has disappeared.\n") unless (-e $base);
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	539
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	540 foreach my $url (keys %evidence) {
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	541 if (!$evidence{$url}{"done"}) {
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	542 my $filename = $base."/".$evidence{$url}{"coll"}.".data";
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	543 my $filename2 = $base."/".$evidence{$url}{"coll"}.".hosts";
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	544 my $code = 0;
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	545 my $message = "";
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	546
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	547 # Get data contents only once
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	548 if (! -e $filename) {
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	549 mlog(1, "Fetching evidence for $url\n");
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	550 my $res = http_fetch($url, "");
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	551 $code = $res->code;
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	552 $message = $res->message;
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	553 open(FILE, ">:raw", $filename) or mdie("Could not open '$filename' for writing.\n");
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	554 binmode(FILE, ":raw");
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	555 if ($res->code >= 200 && $res->code <= 201) {
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	556 print FILE $res->content;
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	557 } else {
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	558 print FILE "[$code] $message\n";
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	559 }
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	560 close(FILE);
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	561 }
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	562
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	563 # Check if we are appending hosts to existing data
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	564 if (-e $filename2) {
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	565 open(FILE, "<", $filename2) or mdie("Could not open '$filename2' for reading.\n");
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	566 while (<FILE>) {
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	567 if (/^(\d+\.\d+\.\d+\.\d+) *\\|/) {
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	568 if (defined($evidence{$url}{"hosts"}{$1})) {
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	569 delete($evidence{$url}{"hosts"}{$1});
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	570 }
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	571 }
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	572 }
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	573 close(FILE);
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	574 open(FILE, ">>", $filename2) or mdie("Could not open '$filename2' for appending.\n");
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	575 } else {
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	576 open(FILE, ">", $filename2) or mdie("Could not open '$filename2' for writing.\n");
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	577 print FILE "# HTTP request result: [$code] $message\n";
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	578 print FILE "# Hosts which requested $url\n\n";
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	579 }
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	580
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	581 foreach my $host (sort keys %{$evidence{$url}{"hosts"}}) {
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	582 print "lol: $host\n";
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	583 my $query = $dns->search($host);
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	584 my @names = ();
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	585 undef(@names);
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	586 if ($query) {
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	587 foreach my $rr ($query->answer) {
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	588 push(@names, $rr->{"ptrdname"}) if defined($rr->{"ptrdname"});
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	589 }
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	590 }
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	591 printf FILE "%-15s \| %s\n", $host, join(" \| ", @names);
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	592 }
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	593 close(FILE);
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	594
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	595 delete($evidence{$url});
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	596
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	597 return unless $reportmode;
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	598 }
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	599 }
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	600 }
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	601
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	602
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	603 #############################################################################
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	604 ### Entry management / handling functions
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	605 #############################################################################
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	606 ### Check if given IP or host exists in array
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	607 sub check_hosts_array($$)
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	608 {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	609 my $chk_host = $_[1];
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	610 my $chk_ip = new Net::IP($chk_host);
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	611 foreach my $host (@{$_[0]}) {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	612 if ($chk_host eq $host) {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	613 return 1;
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	614 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	615 my $ip = new Net::IP($host);
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	616 if (defined($chk_ip) && defined($ip)) {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	617 if ($chk_ip->binip() eq $ip->binip()) {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	618 return 1;
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	619 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	620 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	621 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	622 return 0;
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	623 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	624
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	625 ### Check IP/host against \| separated list of IPs/hosts
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	626 sub check_hosts($$)
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	627 {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	628 my @tmp = split(/\s\\|\s/, $_[0]);
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	629 return check_hosts_array(\@tmp, $_[1]);
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	630 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	631
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	632 ### Execute iptables
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	633 sub exec_iptables(@)
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	634 {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	635 my @args = ($settings{"IPTABLES"}, @_);
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	636 if ($settings{"DRY_RUN"}) {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	637 mlog(3, ":: ".join(" ", @args)."\n");
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	638 } else {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	639 system(@args) == 0 or print join(" ", @args)." failed: $?\n";
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	640 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	641 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	642
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	643 ### Get current Netfilter INPUT table entries that match
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	644 ### entry types we manage, e.g. blocklist
54 19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	645 sub update_blocklist($)
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	646 {
54 19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	647 # NOTICE: argument not used now
60 38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	648 my $first = $_[0];
54 19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	649
17 fe220b5a975a Cleanups, add configuration for WHOIS linking. Matti Hamalainen <ccr@tnsp.org> parents: 16 diff changeset	650 $ENV{"PATH"} = "";
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	651 open(STATUS, $settings{"IPTABLES"}." -v -n -L INPUT \|") or
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	652 mdie("Could not execute ".$settings{"IPTABLES"}."\n");
23 cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	653 my %newlist = ();
cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	654 undef(%newlist);
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	655 while (<STATUS>) {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	656 chomp;
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	657 if (/^\s(\d+)\s+\d+\s+$settings{"ACTION"}\s+all\s+--\s+\\s+\\s+(\d+\.\d+\.\d+\.\d+)\s+0\.0\.0\.0\/0\s$/) {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	658 my $mip = $2;
20 429b42047d04 Fix blocklist entry updating. Matti Hamalainen <ccr@tnsp.org> parents: 18 diff changeset	659 my $mdate = time();
429b42047d04 Fix blocklist entry updating. Matti Hamalainen <ccr@tnsp.org> parents: 18 diff changeset	660 if (!defined($blocklist{$mip})) {
60 38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	661 mlog(2, "* $mip appeared in iptables.\n") if ($first > 0);
20 429b42047d04 Fix blocklist entry updating. Matti Hamalainen <ccr@tnsp.org> parents: 18 diff changeset	662 $blocklist{$2} = $mdate;
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	663 }
23 cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	664 $newlist{$2} = $mdate;
53 dc072a56f343 Don't add hits when updating entries from netfilter. Matti Hamalainen <ccr@tnsp.org> parents: 52 diff changeset	665 update_entry(\%statlist, $mip, -1, "IPTABLES", "", 0);
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	666 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	667 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	668 close(STATUS);
23 cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	669
cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	670 foreach my $mip (keys %blocklist) {
cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	671 if (!defined($newlist{$mip})) {
cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	672 mlog(2, "* $mip removed from iptables.\n");
cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	673 delete($blocklist{$mip});
cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	674 }
cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	675 }
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	676 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	677
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	678 ### Check if given timestamp is _newer_ than weedperiod threshold.
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	679 ### Returns false if timestamp is over weed period, e.g. needs weeding.
26 61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	680 sub check_time1($)
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	681 {
26 61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	682 return ($_[0] >= time() - ($settings{"WEED_BLOCK"} * 60 * 60));
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	683 }
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	684
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	685 sub check_time2($)
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	686 {
61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	687 return ($_[0] >= time() - ($settings{"WEED_GLOBAL"} * 60 * 60));
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	688 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	689
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	690 ### Weed out old entries
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	691 sub weed_do($)
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	692 {
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	693 my $mtime = $blocklist{$_[0]};
59 69c39b5c6277 Typofix. Matti Hamalainen <ccr@tnsp.org> parents: 58 diff changeset	694 mlog(2, "* Weeding $_[0] (".get_time_str($mtime).")\n");
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	695 exec_iptables("-D", "INPUT", "-s", $_[0], "-d", "0.0.0.0/0", "-j", $settings{"ACTION"});
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	696 delete($blocklist{$_[0]});
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	697 delete($statlist{$_[0]});
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	698 delete($ignorelist{$_[0]});
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	699 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	700
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	701 sub weed_entries()
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	702 {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	703 # Don't weed in report mode.
18 b0017a324040 Cleanups; Disable weeding in report mode again; Don't display redundant IPTABLES reasons in blocklist report. Matti Hamalainen <ccr@tnsp.org> parents: 17 diff changeset	704 return if ($reportmode);
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	705
25 34dcb7462043 Sanitize weeding of entries, separating blocklist weeding from global lists. Matti Hamalainen <ccr@tnsp.org> parents: 24 diff changeset	706 # Weed blocked entries.
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	707 my @mips = keys %blocklist;
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	708 foreach my $mip (@mips) {
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	709 if (defined($blocklist{$mip})) {
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	710 if ($blocklist{$mip} >= 0) {
26 61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	711 weed_do($mip) unless check_time1($blocklist{$mip});
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	712 } else {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	713 weed_do($mip);
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	714 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	715 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	716 }
25 34dcb7462043 Sanitize weeding of entries, separating blocklist weeding from global lists. Matti Hamalainen <ccr@tnsp.org> parents: 24 diff changeset	717
34dcb7462043 Sanitize weeding of entries, separating blocklist weeding from global lists. Matti Hamalainen <ccr@tnsp.org> parents: 24 diff changeset	718 # Clean up old entries from other lists
34dcb7462043 Sanitize weeding of entries, separating blocklist weeding from global lists. Matti Hamalainen <ccr@tnsp.org> parents: 24 diff changeset	719 foreach my $mip (keys %statlist) {
34dcb7462043 Sanitize weeding of entries, separating blocklist weeding from global lists. Matti Hamalainen <ccr@tnsp.org> parents: 24 diff changeset	720 if (defined($statlist{$mip})) {
34dcb7462043 Sanitize weeding of entries, separating blocklist weeding from global lists. Matti Hamalainen <ccr@tnsp.org> parents: 24 diff changeset	721 my $mtime = $statlist{$mip}{"date2"};
26 61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	722 if (!check_time2($mtime) && !defined($blocklist{$mip})) {
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	723 mlog(3, "* Deleting stale $mip (".get_time_str($mtime).")\n");
25 34dcb7462043 Sanitize weeding of entries, separating blocklist weeding from global lists. Matti Hamalainen <ccr@tnsp.org> parents: 24 diff changeset	724 delete($statlist{$mip});
34dcb7462043 Sanitize weeding of entries, separating blocklist weeding from global lists. Matti Hamalainen <ccr@tnsp.org> parents: 24 diff changeset	725 }
34dcb7462043 Sanitize weeding of entries, separating blocklist weeding from global lists. Matti Hamalainen <ccr@tnsp.org> parents: 24 diff changeset	726 }
34dcb7462043 Sanitize weeding of entries, separating blocklist weeding from global lists. Matti Hamalainen <ccr@tnsp.org> parents: 24 diff changeset	727 }
34dcb7462043 Sanitize weeding of entries, separating blocklist weeding from global lists. Matti Hamalainen <ccr@tnsp.org> parents: 24 diff changeset	728
34dcb7462043 Sanitize weeding of entries, separating blocklist weeding from global lists. Matti Hamalainen <ccr@tnsp.org> parents: 24 diff changeset	729 foreach my $mip (keys %ignorelist) {
34dcb7462043 Sanitize weeding of entries, separating blocklist weeding from global lists. Matti Hamalainen <ccr@tnsp.org> parents: 24 diff changeset	730 if (defined($ignorelist{$mip})) {
34dcb7462043 Sanitize weeding of entries, separating blocklist weeding from global lists. Matti Hamalainen <ccr@tnsp.org> parents: 24 diff changeset	731 my $mtime = $ignorelist{$mip}{"date2"};
26 61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	732 if (!check_time2($mtime)) {
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	733 mlog(3, "* Deleting stale ignored $mip (".get_time_str($mtime).")\n");
25 34dcb7462043 Sanitize weeding of entries, separating blocklist weeding from global lists. Matti Hamalainen <ccr@tnsp.org> parents: 24 diff changeset	734 delete($ignorelist{$mip});
34dcb7462043 Sanitize weeding of entries, separating blocklist weeding from global lists. Matti Hamalainen <ccr@tnsp.org> parents: 24 diff changeset	735 }
34dcb7462043 Sanitize weeding of entries, separating blocklist weeding from global lists. Matti Hamalainen <ccr@tnsp.org> parents: 24 diff changeset	736 }
34dcb7462043 Sanitize weeding of entries, separating blocklist weeding from global lists. Matti Hamalainen <ccr@tnsp.org> parents: 24 diff changeset	737 }
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	738 }
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	739
54 19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	740 ### Update one entry data
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	741 sub update_date($$)
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	742 {
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	743 if (!defined($_[0]->{"date1"}) \|\| ($_[1] > 0 && $_[0]->{"date1"} < 0)) {
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	744 $_[0]->{"date1"} = $_[1];
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	745 }
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	746 if (!defined($_[0]->{"date2"}) \|\| $_[1] > $_[0]->{"date2"}) {
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	747 $_[0]->{"date2"} = $_[1];
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	748 }
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	749 }
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	750
53 dc072a56f343 Don't add hits when updating entries from netfilter. Matti Hamalainen <ccr@tnsp.org> parents: 52 diff changeset	751 sub update_entry($$$$$$)
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	752 {
53 dc072a56f343 Don't add hits when updating entries from netfilter. Matti Hamalainen <ccr@tnsp.org> parents: 52 diff changeset	753 my ($struct, $mip, $mdate, $mclass, $mreason, $addhits) = @_;
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	754
54 19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	755 $struct->{$mip} = {} unless defined($struct->{$mip});
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	756 my $entry = $struct->{$mip};
62 924720517cf9 Fix initialization of hash structure part, this fixes resetting of class hits to 1. Matti Hamalainen <ccr@tnsp.org> parents: 60 diff changeset	757 $entry->{"reason"}{$mclass} = {} unless defined($entry->{"reason"}{$mclass});
924720517cf9 Fix initialization of hash structure part, this fixes resetting of class hits to 1. Matti Hamalainen <ccr@tnsp.org> parents: 60 diff changeset	758 my $reason = $entry->{"reason"}{$mclass};
54 19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	759
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	760 # Add hits only when requested
53 dc072a56f343 Don't add hits when updating entries from netfilter. Matti Hamalainen <ccr@tnsp.org> parents: 52 diff changeset	761 if ($addhits) {
54 19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	762 $entry->{"hits"}++;
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	763 $reason->{"hits"}++;
53 dc072a56f343 Don't add hits when updating entries from netfilter. Matti Hamalainen <ccr@tnsp.org> parents: 52 diff changeset	764 } else {
54 19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	765 $entry->{"hits"} = 1 unless defined($entry->{"hits"});
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	766 $reason->{"hits"} = 1 unless defined($reason->{"hits"});
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	767 }
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	768
54 19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	769 # Messages is an array in reportmode
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	770 if ($reportmode) {
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	771 push(@{$reason->{"msg"}}, $mreason);
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	772 } else {
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	773 $reason->{"msg"} = $mreason;
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	774 }
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	775
54 19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	776 # Update timestamps (generic and reason)
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	777 update_date($entry, $mdate);
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	778 update_date($reason, $mdate);
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	779
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	780 return $entry->{"hits"};
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	781 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	782
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	783 ### Check if given "try count" exceeds treshold and if entry
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	784 ### is NOT in Netfilter already, then add it if so.
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	785 sub check_add_hit($$$$$)
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	786 {
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	787 my $mip = $_[0];
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	788 my $mdate = str2time($_[1]);
11 26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	789 my $mclass = $_[2];
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	790 my $mreason = $_[3];
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	791 my $mcond = $_[4];
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	792 my $cnt;
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	793
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	794 if (check_hosts_array(\@noblock_ips, $mip)) {
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	795 mlog(3, "Hit to NOBLOCK_IPS($mip): [$mclass] $mreason\n");
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	796 return;
13 fc053b001027 Improved reporting and documentation. Matti Hamalainen <ccr@tnsp.org> parents: 11 diff changeset	797 }
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	798
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	799 # If condition is true, we add to regular statlist
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	800 if ($mcond) {
53 dc072a56f343 Don't add hits when updating entries from netfilter. Matti Hamalainen <ccr@tnsp.org> parents: 52 diff changeset	801 $cnt = update_entry(\%statlist, $mip, $mdate, $mclass, $mreason, 1);
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	802 } else {
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	803 # This is an ignored hit (for disabled test), add to ignorelist
53 dc072a56f343 Don't add hits when updating entries from netfilter. Matti Hamalainen <ccr@tnsp.org> parents: 52 diff changeset	804 update_entry(\%ignorelist, $mip, $mdate, $mclass, $mreason, 1);
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	805 return;
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	806 }
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	807
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	808 # Check if we have exceeded treshold etc.
26 61b6d742c49c Separate WEEDPERIOD into WEED_BLOCK and WEED_GLOBAL settings. Matti Hamalainen <ccr@tnsp.org> parents: 25 diff changeset	809 if ($cnt >= $settings{"TRESHOLD"} && check_time1($mdate)) {
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	810 # Add to blocklist, unless already there.
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	811 if (!defined($blocklist{$mip})) {
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	812 mlog(1, "* Adding $mip ($mdate): [$mclass] $mreason\n");
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	813 exec_iptables("-I", "INPUT", "1", "-s", $mip, "-j", $settings{"ACTION"});
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	814 }
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	815 # Update date of last hit
87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	816 $blocklist{$mip} = $mdate;
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	817 }
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	818 }
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	819
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	820
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	821 #############################################################################
11 26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	822 ### Main helper functions
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	823 #############################################################################
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	824 ### Print log entry
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	825 sub mlog($$)
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	826 {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	827 my $level = shift;
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	828 my $msg = shift;
23 cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	829 if ($LOGFILE) {
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	830 print $LOGFILE "[".get_time_str(time())."] ".$msg if ($settings{"VERBOSITY"} > $level);
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	831 } elsif ($settings{"DRY_RUN"}) {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	832 print STDERR $msg if ($settings{"VERBOSITY"} > $level);
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	833 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	834 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	835
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	836 ### Like Perl's die(), but also print a logfile entry.
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	837 sub mdie($)
d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	838 {
54 19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	839 mlog(-1, $_[0]) if ($LOGFILE);
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	840 die($_[0]);
d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	841 }
d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	842
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	843 ### Initialize
23 cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	844 sub malt_init
cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	845 {
57 a70493b6c916 Clear %statlist and %ignorelist when re-initializing (due to HUP), so we don't count stats twice. Matti Hamalainen <ccr@tnsp.org> parents: 55 diff changeset	846 %statlist = ();
a70493b6c916 Clear %statlist and %ignorelist when re-initializing (due to HUP), so we don't count stats twice. Matti Hamalainen <ccr@tnsp.org> parents: 55 diff changeset	847 undef(%statlist);
a70493b6c916 Clear %statlist and %ignorelist when re-initializing (due to HUP), so we don't count stats twice. Matti Hamalainen <ccr@tnsp.org> parents: 55 diff changeset	848 %ignorelist = ();
a70493b6c916 Clear %statlist and %ignorelist when re-initializing (due to HUP), so we don't count stats twice. Matti Hamalainen <ccr@tnsp.org> parents: 55 diff changeset	849 undef(%ignorelist);
a70493b6c916 Clear %statlist and %ignorelist when re-initializing (due to HUP), so we don't count stats twice. Matti Hamalainen <ccr@tnsp.org> parents: 55 diff changeset	850 mlog(0, "Updating initial blocklist from netfilter.\n");
a70493b6c916 Clear %statlist and %ignorelist when re-initializing (due to HUP), so we don't count stats twice. Matti Hamalainen <ccr@tnsp.org> parents: 55 diff changeset	851 update_blocklist(-1);
a70493b6c916 Clear %statlist and %ignorelist when re-initializing (due to HUP), so we don't count stats twice. Matti Hamalainen <ccr@tnsp.org> parents: 55 diff changeset	852
54 19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	853 foreach my $filename (@scanfiles_once) {
58 a780a23e19a8 Change parsing status log messages. Matti Hamalainen <ccr@tnsp.org> parents: 57 diff changeset	854 mlog(0, "Parsing [ONCE] ".$filename." ...\n");
54 19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	855 if (open(INFILE, "<", $filename)) {
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	856 while (<INFILE>) {
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	857 chomp;
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	858 check_log_line($_);
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	859 }
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	860 } else {
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	861 mlog(-1, "Could not open '".$filename."', skipping now.\n");
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	862 }
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	863 close(INFILE);
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	864 }
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	865
3 368182409eac More variable cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 2 diff changeset	866 foreach my $filename (@scanfiles) {
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	867 local *INFILE;
58 a780a23e19a8 Change parsing status log messages. Matti Hamalainen <ccr@tnsp.org> parents: 57 diff changeset	868 mlog(0, "Initial parsing ".$filename." ...\n");
54 19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	869 if (open(INFILE, "<", $filename)) {
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	870 $filehandles{$filename} = *INFILE;
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	871 while (<INFILE>) {
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	872 chomp;
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	873 check_log_line($_);
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	874 }
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	875 } else {
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	876 mlog(-1, "Could not open '".$filename."', skipping now.\n");
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	877 }
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	878 }
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	879 }
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	880
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	881 ### Quick cleanup (not complete shutdown)
23 cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	882 sub malt_cleanup
cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	883 {
3 368182409eac More variable cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 2 diff changeset	884 foreach my $filename (keys %filehandles) {
368182409eac More variable cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 2 diff changeset	885 close($filehandles{$filename});
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	886 }
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	887 }
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	888
23 cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	889 sub malt_finish
cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	890 {
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	891 # Unlink pid-file
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	892 if ($pid_file ne "" && -e $pid_file) {
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	893 unlink $pid_file;
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	894 }
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	895 # Close logfile
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	896 close($LOGFILE) if (defined($LOGFILE));
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	897 undef($LOGFILE);
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	898 }
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	899
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	900 ### Signal handlers
23 cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	901 sub malt_int
cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	902 {
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	903 mlog(-1, "\nCaught Interrupt (^C), aborting.\n");
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	904 malt_cleanup();
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	905 malt_finish();
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	906 exit(1);
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	907 }
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	908
23 cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	909 sub malt_term
cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	910 {
11 26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	911 mlog(-1, "Received TERM, quitting.\n");
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	912 malt_cleanup();
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	913 malt_finish();
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	914 exit(1);
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	915 }
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	916
23 cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	917 sub malt_hup
cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	918 {
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	919 mlog(-1, "Received HUP, reinitializing.\n");
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	920 malt_cleanup();
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	921 malt_configure();
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	922 malt_init();
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	923 mlog(-1, "Reinitialization finished, resuming scanning.\n");
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	924 }
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	925
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	926 ### Main scanning function
23 cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	927 sub malt_scan
cb0a4b747cf0 Handle importing of current netfilter entries differently. Matti Hamalainen <ccr@tnsp.org> parents: 21 diff changeset	928 {
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	929 mlog(1, "Entering main scanning loop.\n");
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	930 my $counter = -1;
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	931 while (1) {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	932 my %filepos = ();
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	933 foreach my $filename (keys %filehandles) {
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	934 for ($filepos{$filename} = tell($filehandles{$filename});
d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	935 $_ = <$filehandles{$filename}>;
d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	936 $filepos{$filename} = tell($filehandles{$filename})) {
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	937 chomp;
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	938 check_log_line($_);
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	939 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	940 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	941 if ($counter < 0 \|\| $counter++ >= 30) {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	942 # Every once in a while, update known IP list from iptables
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	943 # (in case entries have appeared there from "outside")
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	944 # and perform weeding of old entries.
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	945 $counter = 0;
54 19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	946 update_blocklist(time());
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	947 weed_entries();
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	948 generate_status($settings{"STATUS_FILE_PLAIN"}, 0);
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	949 generate_status($settings{"STATUS_FILE_HTML"}, 1);
60 38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	950 gather_evidence();
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	951 }
60 38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	952 sleep(2);
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	953 foreach my $filename (keys %filehandles) {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	954 seek($filehandles{$filename}, $filepos{$filename}, 0);
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	955 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	956 }
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	957 }
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	958
16 87c0cdc048f5 Many changes and cleanups. Works again. Matti Hamalainen <ccr@tnsp.org> parents: 15 diff changeset	959 ### Read one configuration file
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	960 sub malt_read_config($)
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	961 {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	962 my $filename = $_[0];
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	963 my $errors = 0;
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	964 my $line = 0;
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	965
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	966 open(CONFFILE, "<", $filename) or mdie("Could not open configuration '".$filename."'!\n");
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	967 while (<CONFFILE>) {
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	968 $line++;
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	969 chomp;
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	970 if (/(^\s#\|^\s$)/) {
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	971 # Ignore comments and empty lines
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	972 } elsif (/^\s\"?([a-zA-Z0-9_]+)\"?\s=>?\s(\d+),?\s$/) {
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	973 my $key = uc($1);
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	974 my $value = $2;
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	975 if (defined($settings{$key})) {
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	976 $settings{$key} = $value;
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	977 } else {
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	978 mlog(-1, "[$filename:$line] Unknown setting '$key' = $value\n");
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	979 $errors = 1;
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	980 }
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	981 } elsif (/^\s\"?([a-zA-Z0-9_]+)\"?\s=>?\s\"(.?)\",?\s*$/) {
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	982 my $key = uc($1);
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	983 my $value = $2;
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	984 if ($key eq "SCANFILE") {
54 19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	985 push(@scanfiles, $value);
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	986 } elsif ($key eq "SCANFILE_ONCE") {
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	987 push(@scanfiles_once, $value);
8 29ddb6b9b521 Moar changes! Matti Hamalainen <ccr@tnsp.org> parents: 7 diff changeset	988 } elsif ($key eq "NOBLOCK_IPS") {
7 ee5f7b8dcdea Features, yay. Matti Hamalainen <ccr@tnsp.org> parents: 4 diff changeset	989 push(@noblock_ips_def, $value);
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	990 } elsif (defined($settings{$key})) {
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	991 $settings{$key} = $value;
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	992 } else {
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	993 mlog(-1, "[$filename:$line] Unknown setting '$key' = '$value'\n");
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	994 $errors = 1;
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	995 }
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	996 # Force dry run mode if we are reporting only
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	997 if ($reportmode) {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	998 $settings{"DRY_RUN"} = 1;
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	999 }
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1000 } else {
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	1001 mlog(-1, "[$filename:$line] Syntax error: $_\n");
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1002 $errors = 1;
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1003 }
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1004 }
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1005 close(CONFFILE);
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1006 return $errors;
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1007 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1008
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	1009 ### Read all configuration files
d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	1010 sub malt_configure
d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	1011 {
d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	1012 # Let user define his/her own logfiles to scan
54 19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1013 @scanfiles = ();
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1014 undef(@scanfiles);
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1015
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1016 @scanfiles_once = ();
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1017 undef(@scanfiles_once);
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1018
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	1019 foreach my $filename (@configfiles) {
d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	1020 mdie("Errors in configuration file '$filename', bailing out.\n")
d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	1021 unless (malt_read_config($filename) == 0);
d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	1022 }
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	1023
54 19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1024 # Clean up certain arrays duplicate entries
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1025 my %saw = ();
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1026 @scanfiles = grep(!$saw{$_}++, @scanfiles);
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1027
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1028 %saw = ();
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1029 @scanfiles_once = grep(!$saw{$_}++, @scanfiles_once);
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1030
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1031 %saw = ();
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1032 @noblock_ips = grep(!$saw{$_}++, @noblock_ips_def);
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1033 undef(%saw);
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1034
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1035 mlog(-1, "Not blocking following IPs: ".join(", ", @noblock_ips)."\n");
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1036
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1037 # Check if we have anything to do
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1038 if ($reportmode) {
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1039 mdie("Nothing to do, no SCANFILE(s) or SCANFILE_ONCE(s) defined in configuration.\n") unless ($#scanfiles > 0 \|\| $#scanfiles_once > 0);
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1040 } else {
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1041 mdie("Nothing to do, no SCANFILE(s) defined in configuration.\n") unless ($#scanfiles > 0);
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1042 }
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1043
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1044 # Test existence of iptables
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1045 if (! -e $settings{"IPTABLES"} \|\| ! -x $settings{"IPTABLES"}) {
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1046 mdie("iptables binary does not exist or is not executable: ".$settings{"IPTABLES"}."\n");
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1047 }
19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1048
60 38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	1049 # Check evidence settings
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	1050 if ($settings{"EVIDENCE"}) {
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	1051 my $base = $settings{"EVIDENCE_DIR"};
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	1052 mdie("Evidence directory (EVIDENCE_DIR) not set in configuration.\n") if ($base eq "");
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	1053 mdie("Evidence directory '$base' does not exist.\n") unless (-e $base);
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	1054 mdie("Path '$base' is not a directory.\n") unless (-d $base);
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	1055 mdie("Evidence directory '$base' is not writable by euid.\n") unless (-w $base);
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	1056 }
38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	1057
54 19dace24ad46 Remove default scanfiles; Clean up update_entry() code; Add "SCANFILE_ONCE" Matti Hamalainen <ccr@tnsp.org> parents: 53 diff changeset	1058 # Check settings
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	1059 mdie("SYSACCT_MIN_UID must be >= 1.\n") unless ($settings{"SYSACCT_MIN_UID"} >= 1);
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	1060 mdie("SYSACCT_MAX_UID must be >= SYSACCT_MIN_UID.\n") unless ($settings{"SYSACCT_MAX_UID"} >= $settings{"SYSACCT_MIN_UID"});
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	1061
44 471731c79bb3 Add configuration setting for PASSWD file. Matti Hamalainen <ccr@tnsp.org> parents: 40 diff changeset	1062 open(PASSWD, "<", $settings{"PASSWD"}) or mdie("Could not open '".$settings{"PASSWD"}."' for reading!\n");
40 24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	1063 while (<PASSWD>) {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	1064 my @fields = split(/\s:\s/);
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	1065 if ($fields[2] >= $settings{"SYSACCT_MIN_UID"} && $fields[2] <= $settings{"SYSACCT_MAX_UID"}) {
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	1066 $systemacct{$fields[0]} = $fields[2];
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	1067 }
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	1068 }
24babaa1e331 Many cleanups and fixes; Example configuration updated. Matti Hamalainen <ccr@tnsp.org> parents: 39 diff changeset	1069 close(PASSWD);
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	1070 }
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1071
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1072 #############################################################################
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1073 ###
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1074 ### Main program
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1075 ###
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1076 #############################################################################
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1077 # Setup signal handlers
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1078 $SIG{'INT'} = 'malt_int';
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1079 $SIG{'TERM'} = 'malt_term';
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1080 $SIG{'HUP'} = 'malt_hup';
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1081
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1082 # Print banner and help if no arguments
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1083 my $argc = $#ARGV + 1;
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1084 if ($argc < 1) {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1085 print $progbanner.
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1086 "\n".
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1087 "Usage: maltfilter <pid filename> [config filename] [config filename...]\n".
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1088 " maltfilter -f [config filename] [config filename...]\n".
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1089 "-f turns on the full report mode.\n";
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1090 exit;
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1091 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1092
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1093 # Test pid file existence unless report mode
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1094 $pid_file = shift;
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1095 if ($pid_file eq "-f") {
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1096 $reportmode = 1;
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1097 } else {
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	1098 mdie("'$pid_file' already exists, not starting.\n".
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1099 "If the daemon is NOT running, remove the pid-file and re-start.\n")
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1100 if (-e $pid_file);
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1101 }
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1102
b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1103 # Read configuration files
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	1104 while (defined(my $filename = shift)) {
d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	1105 push(@configfiles, $filename);
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1106 }
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1107
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	1108 malt_configure();
d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	1109
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1110 # Open logfile
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1111 if ($settings{"DRY_RUN"}) {
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1112 print $progbanner.
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1113 "*********************************************\n".
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1114 "* NOTICE! DRY-RUN MODE ENABLED! No changes *\n".
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1115 "* will actually get committed to netfilter! *\n".
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1116 "*********************************************\n";
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1117 } elsif ($settings{"LOGFILE"} ne "") {
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1118 open($LOGFILE, ">>", $settings{"LOGFILE"}) or die("Could not open logfile '".$settings{"LOGFILE"}."' for writing!\n");
63 6917de5b91be Disable output buffering of logfile. Matti Hamalainen <ccr@tnsp.org> parents: 62 diff changeset	1119 select((select($LOGFILE), $\| = 1)[0]);
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1120 mlog(-1, "Log started\n");
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1121 }
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1122
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1123 # Initialize
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1124 malt_init();
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1125
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1126 # Fork to background, unless dry-running
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1127 if ($settings{"DRY_RUN"}) {
15 b05d0f0ff106 Cleanups in progress, does not work. Matti Hamalainen <ccr@tnsp.org> parents: 13 diff changeset	1128 if ($reportmode) {
11 26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	1129 mlog(-1, "Outputting report files.\n");
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	1130 generate_status($settings{"STATUS_FILE_PLAIN"}, 0);
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	1131 generate_status($settings{"STATUS_FILE_HTML"}, 1);
60 38885f5f34f6 Added evidence gathering functionality. Matti Hamalainen <ccr@tnsp.org> parents: 59 diff changeset	1132 gather_evidence();
11 26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	1133 malt_cleanup();
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	1134 } else {
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	1135 malt_scan();
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	1136 malt_cleanup();
26c2cc5077aa Added reporting functionality. Matti Hamalainen <ccr@tnsp.org> parents: 8 diff changeset	1137 }
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1138 } else {
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1139 if (my $pid = fork) {
39 d96229159abc v0.11.0: More fixes; Configuration files are now re-read when HUP signal is Matti Hamalainen <ccr@tnsp.org> parents: 37 diff changeset	1140 open(PIDFILE, ">", $pid_file) or mdie("Could not open pid file '".$pid_file."' for writing!\n");
0 fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1141 print PIDFILE "$pid\n";
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1142 close(PIDFILE);
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1143 } else {
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1144 malt_scan();
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1145 malt_cleanup();
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1146 }
fec14263801d Initial import of maltfilter development version. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1147 }

Mercurial > hg > maltfilter

annotate maltfilter @ 63:6917de5b91be maltfilter-0.14.0