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#!/usr/local/cpanel/3rdparty/bin/perl # cpanel - scripts/ensure_dovecot_memory_limits_meet_minimum # 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 package scripts::ensure_dovecot_memory_limits_meet_minimum; use strict; use warnings; use Cpanel::CachedDataStore (); use Cpanel::Services::Restart (); use Cpanel::AdvConfig::dovecot::Constants (); our $MIN_SANE_LOGIN_PROCESS_SIZE = Cpanel::AdvConfig::dovecot::Constants::MINIMUM_LOGIN_PROCESS_SIZE(); our $MIN_SANE_MAIL_PROCESS_SIZE = Cpanel::AdvConfig::dovecot::Constants::MINIMUM_MAIL_PROCESS_SIZE(); our $RECOMMENDED_CONFIG_VSZ_LIMIT = Cpanel::AdvConfig::dovecot::Constants::RECOMMENDED_CONFIG_VSZ_LIMIT(); our $DEFAULT_PLUGIN_ACL = Cpanel::AdvConfig::dovecot::Constants::DEFAULT_PLUGIN_ACL(); our $DEFAULT_AUTH_CACHE_SIZE = Cpanel::AdvConfig::dovecot::Constants::DEFAULT_AUTH_CACHE_SIZE(); our $conf_file = '/var/cpanel/conf/dovecot/main'; exit( __PACKAGE__->script() ) unless caller(); sub script { my $dovecot_conf_obj = Cpanel::CachedDataStore::loaddatastore( $conf_file, 1 ); # lock and load my $modified = 0; if ( 'HASH' ne ref $dovecot_conf_obj->{'data'} ) { $dovecot_conf_obj->{'data'} = {}; } if ( $dovecot_conf_obj->{'data'}{'auth_cache_size'} && $dovecot_conf_obj->{'data'}{'auth_cache_size'} !~ tr{M}{} && $dovecot_conf_obj->{'data'}{'auth_cache_size'} < ( 1024**2 ) ) { $dovecot_conf_obj->{'data'}{'auth_cache_size'} = $DEFAULT_AUTH_CACHE_SIZE; $modified = 1; } if ( $dovecot_conf_obj->{'data'}{'login_process_size'} && $dovecot_conf_obj->{'data'}{'login_process_size'} < $MIN_SANE_LOGIN_PROCESS_SIZE ) { $dovecot_conf_obj->{'data'}{'login_process_size'} = $MIN_SANE_LOGIN_PROCESS_SIZE; $modified = 1; } if ( $dovecot_conf_obj->{'data'}{'mail_process_size'} && $dovecot_conf_obj->{'data'}{'mail_process_size'} < $MIN_SANE_MAIL_PROCESS_SIZE ) { $dovecot_conf_obj->{'data'}{'mail_process_size'} = $MIN_SANE_MAIL_PROCESS_SIZE; $modified = 1; } if ( $dovecot_conf_obj->{'data'}{'config_vsz_limit'} && $dovecot_conf_obj->{'data'}{'config_vsz_limit'} < $RECOMMENDED_CONFIG_VSZ_LIMIT ) { $dovecot_conf_obj->{'data'}{'config_vsz_limit'} = $RECOMMENDED_CONFIG_VSZ_LIMIT; $modified = 1; } if ( $dovecot_conf_obj->{'data'}{'plugin'}{'acl'} && $dovecot_conf_obj->{'data'}{'plugin'}{'acl'} !~ m{cache} ) { $dovecot_conf_obj->{'data'}{'plugin'}{'acl'} = $DEFAULT_PLUGIN_ACL; $modified = 1; } if ($modified) { $dovecot_conf_obj->save(); # Either way we need to get the new settings in rebuild_dovecot_conf(); Cpanel::Services::Restart::restartservice( 'dovecot', 1 ); } else { $dovecot_conf_obj->abort(); } return 0; } sub rebuild_dovecot_conf { return system('/usr/local/cpanel/scripts/builddovecotconf'); }
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