| Current File : //scripts/update_spamassassin_config |
#!/usr/local/cpanel/3rdparty/bin/perl
package scripts::update_spamassassin_config;
# cpanel - scripts/update_spamassassin_config Copyright 2022 cPanel L.L.C.
# All rights reserved.
# copyright@cpanel.net http://cpanel.net
# This code is subject to the cPanel license. Unauthorized copying is prohibited
use strict;
use warnings;
use Cpanel::Daemonizer::Tiny ();
use Cpanel::StringFunc::Replace ();
use Cpanel::StringFunc::File ();
use Cpanel::FileUtils::Write ();
use Cpanel::SafeRun::Errors ();
use Cpanel::LoadFile ();
use Cpanel::Logger ();
use Cpanel::Rand ();
use Cpanel::SafeDir::RM ();
use Cpanel::Binaries ();
use Cpanel::Unix::PID::Tiny ();
use Getopt::Long;
eval { require Mail::SpamAssassin; };
use Cpanel::SpamAssassin::Rules ();
use Cpanel::Exim::RemoteMX::Read ();
our $STATE_ENABLED = 1;
our $STATE_DISABLED = 0;
our $SPAMASSASSIN_CONFIG_DIR = "/etc/mail/spamassassin";
my $made_changes_to_config = 0;
my $pidfile = '/var/run/update_spamassassin_config.pid';
my $help = 0;
my $verbose = 0;
my $background = 0;
if ( !caller() ) {
GetOptions( 'background' => \$background, 'help' => \$help, 'verbose' => \$verbose );
usage() if $help;
if ( $ENV{CPANEL_BASE_INSTALL} ) {
print STDERR "“$0” refuses to run during a cPanel installation.\n";
exit(0);
}
if ($background) {
my $pid = Cpanel::Daemonizer::Tiny::run_as_daemon(
sub {
open( STDERR, '>>', '/usr/local/cpanel/logs/error_log' ) || die "Could not redirect STDERR to /usr/local/cpanel/logs/error_log: $!";
__PACKAGE__->script() && exit(0);
exit(1);
}
);
}
else {
__PACKAGE__->script();
}
}
sub compile_rules {
print "Compiling SpamAssassin rules\n" if $verbose;
my $saxsok = compile_sa_rules_if_needed();
if ($saxsok) {
Cpanel::FileUtils::Write::overwrite( '/var/cpanel/sa-compile-time', $Mail::SpamAssassin::VERSION, 0644 );
if ( set_plugin_state( 'v320.pre', 'Rule2XSBody', $STATE_ENABLED ) ) {
print "Mail::SpamAssassin::Plugin::Rule2XSBody test passed: enabled\n" if $verbose;
}
}
else {
if ( set_plugin_state( 'v320.pre', 'Rule2XSBody', $STATE_DISABLED ) ) {
print "Mail::SpamAssassin::Plugin::Rule2XSBody is not available: disabled\n" if $verbose;
}
}
return;
}
sub enable_pyzor {
print "Enabling the Pyzor plugin\n" if $verbose;
if ( eval { require Mail::Pyzor; } ) {
if ( set_plugin_state( 'v310.pre', 'Pyzor', $STATE_ENABLED ) ) {
print "pyzor is installed, enabled in SpamAssassin!\n" if $verbose;
}
}
else {
if ( set_plugin_state( 'v310.pre', 'Pyzor', $STATE_DISABLED ) ) {
print "pyzor is not installed, disabling it in SpamAssassin to save memory\n" if $verbose;
}
}
return;
}
sub enable_razor {
print "Enabling the Razor2 plugin\n" if $verbose;
if ( eval { require Razor2::Client::Agent; } ) {
if ( set_plugin_state( 'v310.pre', 'Razor2', $STATE_ENABLED ) ) {
print "razor2 is installed, enabled in SpamAssassin!\n" if $verbose;
}
}
else {
if ( set_plugin_state( 'v310.pre', 'Razor2', $STATE_DISABLED ) ) {
print "razor2 is not installed, disabling it in SpamAssassin to save memory\n" if $verbose;
}
}
return;
}
sub script {
my ($class) = @_;
my $upid = Cpanel::Unix::PID::Tiny->new();
if ( !$upid->pid_file($pidfile) ) {
my $pid = $upid->get_pid_from_pidfile($pidfile);
print "$0: already running with pid: $pid\n";
return 0;
}
my $logger = Cpanel::Logger->new();
my $spamd_bin = Cpanel::Binaries::path('spamd');
if ( !-x $spamd_bin ) {
print "Spamd binary not found. Is Apache SpamAssassin™ installed?\nTry: /usr/local/cpanel/scripts/upcp --force" if $verbose;
return 1;
}
my $has_rules = Cpanel::SpamAssassin::Rules::has_rules_installed();
if ( !$has_rules ) {
print "The Apache SpamAssassin™ rule update has not yet run.\n" if $verbose;
require Cpanel::SafeRun::Object;
warn if !eval {
my $run = Cpanel::SafeRun::Object->new_or_die(
program => '/usr/local/cpanel/scripts/sa-update_wrapper',
stdout => \*STDOUT,
stderr => \*STDERR,
);
};
$made_changes_to_config = 1;
}
# This module can give us up to 20% more cpu time free on a loaded mail server
print "Enabling the Shortcircuit plugin\n" if $verbose;
set_plugin_state( 'v320.pre', 'Shortcircuit', $STATE_ENABLED );
enable_pyzor();
enable_razor();
my $envtype = Cpanel::LoadFile::loadfile('/var/cpanel/envtype');
if ( $envtype && $envtype ne 'standard' ) {
print "Enabling the SpamCop plugin\n" if $verbose;
set_plugin_state( 'v310.pre', 'SpamCop', $STATE_ENABLED );
}
my $local_cf = Cpanel::LoadFile::loadfile("$SPAMASSASSIN_CONFIG_DIR/local.cf");
# Configure missing trusted networks
if ( $local_cf !~ m{\n[ \t]*trusted_networks}s || $local_cf =~ m{\n[ \t]*trusted_networks[^\n]+# Autoconfigured by cPanel}s ) {
print "Autoconfiguring trusted networks\n" if $verbose;
require Cpanel::IP::Neighbors;
require Cpanel::SocketIP;
require Cpanel::Net::Whois::IP::Cached;
Cpanel::IP::Neighbors::update_neighbor_netblocks_or_log();
my %ranges = map { $_ => 1 } Cpanel::IP::Neighbors::get_netblocks();
my @trueaddresses = Cpanel::SocketIP::_resolveIpAddress('mail.cpanel.net');
foreach my $public_ip (@trueaddresses) {
my $whois_response = Cpanel::Net::Whois::IP::Cached->new()->lookup_address($public_ip) or next;
# The cidr attribute is an array
my $cidr_ar = $whois_response->get('cidr');
next if !$cidr_ar || 'ARRAY' ne ref $cidr_ar || !scalar @{$cidr_ar};
foreach ( @{$cidr_ar} ) { $ranges{$_} = 1; }
}
my @remote_mx_ips = Cpanel::Exim::RemoteMX::Read::all_ips();
@ranges{@remote_mx_ips} = (1) x @remote_mx_ips;
my $range_list = join( ' ', sort keys %ranges );
if ( $local_cf !~ m{\n[ \t]*#?[ \t]*trusted_networks[ \t]*\Q$range_list\E}s ) {
print "Autoconfigured trusted_networks setting.\n" if $verbose;
Cpanel::StringFunc::Replace::regsrep( "$SPAMASSASSIN_CONFIG_DIR/local.cf", '^\s*#?\s*trusted_networks', 'trusted_networks ' . $range_list . " # Autoconfigured by cPanel - Remove this end of line comment to avoid future updates" );
$made_changes_to_config = 1;
}
}
if ( $local_cf !~ m{\n[ \t]*#?[ \t]*dns_available}s ) {
print "Setting dns_available = yes\n" if $verbose;
# spamassassin takes about 5 times longer if dns_available is not set
Cpanel::StringFunc::File::addlinefile( "$SPAMASSASSIN_CONFIG_DIR/local.cf", "\n" . 'dns_available yes # Autoconfigured by cPanel - comment out this line or set to no to avoid future updates' );
$made_changes_to_config = 1;
}
compile_rules();
if ($made_changes_to_config) {
require Cpanel::ServerTasks;
print "Queued spamd restart in the background.\n" if $verbose;
Cpanel::ServerTasks::schedule_task( ['CpServicesTasks'], 1, "restartsrv spamd" );
}
return 0;
}
sub system_verbose_aware {
my (@args) = @_;
if ($verbose) {
return system(@args);
}
else {
return Cpanel::SafeRun::Errors::saferunnoerror(@args);
}
}
sub usage {
return print q{
update_spamassassin_config [options]
Options:
--help Brief help message
--verbose Display verbose output from each test performed
};
}
sub compile_sa_rules_if_needed {
my ($perl_version) = ( $] =~ /^(\d\.\d\d\d)/ );
my $dir_sa_compiled = (
-e "/var/lib/spamassassin/compiled/$perl_version/$Mail::SpamAssassin::VERSION"
? "/var/lib/spamassassin/compiled/$perl_version/$Mail::SpamAssassin::VERSION"
: "/var/lib/spamassassin/compiled/$Mail::SpamAssassin::VERSION"
);
my $saxtest = Cpanel::SafeRun::Errors::saferunnoerror( '/usr/local/cpanel/scripts/test_sa_compiled', $dir_sa_compiled );
my $saxsok = ( $saxtest =~ /ok/ ? 1 : 0 );
my $lastver = Cpanel::LoadFile::loadfile('/var/cpanel/sa-compile-time');
my $compile_mtime = ( stat('/var/cpanel/sa-compile-time') )[9] || 0;
my $sa_rule_mtime = Cpanel::SpamAssassin::Rules::get_mtime_of_newest_rule();
if ( !$saxsok || $sa_rule_mtime >= $compile_mtime || $lastver != $Mail::SpamAssassin::VERSION ) {
my $sa_compile_bin = Cpanel::Binaries::path('sa-compile');
if ( -x $sa_compile_bin ) {
my $tmpdir = Cpanel::Rand::gettmpdir(); # audit case 46806 ok
if ($tmpdir) {
local $ENV{'TMP'} = $tmpdir;
local $ENV{'TMPDIR'} = $tmpdir;
system_verbose_aware($sa_compile_bin);
$made_changes_to_config = 1;
Cpanel::SafeDir::RM::safermdir($tmpdir);
}
else {
system_verbose_aware($sa_compile_bin);
}
}
system_verbose_aware( '/usr/local/cpanel/scripts/patch_mail_spamassassin_compiledregexps_body_0', $dir_sa_compiled );
$saxtest = Cpanel::SafeRun::Errors::saferunnoerror( '/usr/local/cpanel/scripts/test_sa_compiled', $dir_sa_compiled );
}
return ( $saxtest =~ /ok/ ? 1 : 0 );
}
sub set_plugin_state {
my ( $conf_file, $plugin, $state ) = @_;
my $conf_path = "$SPAMASSASSIN_CONFIG_DIR/$conf_file";
my $current_config = Cpanel::LoadFile::loadfile($conf_path);
my $current_state = ( $current_config =~ m{\n[ \t]*loadplugin[ \t]+Mail::SpamAssassin::Plugin::\Q$plugin\E}s ) ? $STATE_ENABLED : $STATE_DISABLED;
if ( $current_state != $state ) {
Cpanel::StringFunc::Replace::regsrep( $conf_path, '^\s*#?\s*loadplugin[ \t]*Mail::SpamAssassin::Plugin::' . $plugin, ( $state == $STATE_DISABLED ? '#' : '' ) . 'loadplugin Mail::SpamAssassin::Plugin::' . $plugin );
print "Updated plugin “$plugin” state in “$conf_file” to " . ( $state == $STATE_ENABLED ? 'enabled' : 'disabled' ) . "\n" if $verbose;
$made_changes_to_config = 1;
return 1;
}
return 0;
}
1;
__END__
=encoding utf-8
=head1 NAME
update_spamassassin_config - Optimize Apache SpamAssassin™ if possible and update compiled rulesets
=head1 SYNOPSIS
update_spamassassin_config [options]
Options:
--help Brief help message
--verbose Display verbose output from each test preformed
=cut