File Manager

X7ROOT File Manager

Current Path: /usr/local/cpanel/scripts

📁 ..
📄 MirrorSearch_pingtest(2.38 KB)
📄 activesync-invite-reply(1.69 KB)
📄 add_dns(2.36 KB)
📄 adddns(2.36 KB)
📄 addpop(6.08 KB)
📄 addsystemuser(3.27 KB)
📄 adduser(92 B)
📄 apachelimits(4.31 KB)
📄 archive_sync_zones(3.02 KB)
📄 auto-adjust-mysql-limits(1.81 KB)
📄 autorepair(1.24 KB)
📄 backups_clean_metadata_for_missing_backups(1.57 KB)
📄 backups_create_metadata(15.75 KB)
📄 backups_list_user_files(4.56 KB)
📄 balance_linked_node_quotas(2.58 KB)
📄 biglogcheck(1.69 KB)
📄 build_bandwidthdb_root_cache_in_background(1.52 KB)
📄 build_cpnat(3.41 KB)
📄 build_mail_sni(3.87 KB)
📄 build_maxemails_config(1.14 KB)
📄 builddovecotconf(6.76 KB)
📄 buildeximconf(7 KB)
📄 buildhttpdconf(2.6 KB)
📄 buildnsdconf(1.01 KB)
📄 buildpureftproot(539 B)
📄 ccs-check(4.91 KB)
📄 check_cpanel_pkgs(10.75 KB)
📄 check_cpanel_rpms(218 B)
📄 check_domain_tls_service_domains.pl(6.68 KB)
📄 check_immutable_files(5.49 KB)
📄 check_mail_spamassassin_compiledregexps_body_0(187 B)
📄 check_maxmem_against_domains_count(3.57 KB)
📄 check_mount_procfs(2.02 KB)
📄 check_mysql(5.55 KB)
📄 check_security_advice_changes(8.28 KB)
📄 check_unmonitored_enabled_services(4.56 KB)
📄 check_unreliable_resolvers(3.59 KB)
📄 check_users_my_cnf(6.05 KB)
📄 check_valid_server_hostname(7.66 KB)
📄 checkalldomainsmxs(2.4 KB)
📄 checkbashshell(1.18 KB)
📄 checkccompiler(1.22 KB)
📄 checkexim.pl(3.1 KB)
📄 checklink(1.29 KB)
📄 checknsddirs(1014 B)
📄 checkusers(856 B)
📄 chkmydns(561 B)
📄 chkpaths(141 B)
📄 chpass(416 B)
📄 ckillall(1.11 KB)
📄 clean_dead_mailman_locks(2.09 KB)
📄 clean_up_temp_wheel_users(2.44 KB)
📄 clean_user_php_sessions(4.76 KB)
📄 cleandns(13.09 KB)
📄 cleandns8(417 B)
📄 cleanmsglog(735 B)
📄 cleanphpsessions(932 B)
📄 cleanphpsessions.php(658 B)
📄 cleanquotas(1.61 KB)
📄 cleansessions(5.91 KB)
📄 cleanupinterchange(2.64 KB)
📄 cleanupmysqlprivs(533 B)
📄 clear_cpaddon_ui_caches(1.27 KB)
📄 clear_orphaned_virtfs_mounts(3.56 KB)
📄 comparecdb(1.52 KB)
📄 compilers(2.86 KB)
📄 compilerscheck(999 B)
📄 configure_firewall_for_cpanel(520 B)
📄 configure_rh_firewall_for_cpanel(520 B)
📄 configure_rh_ipv6_firewall_for_cpanel(520 B)
📄 convert2dovecot(682 B)
📄 convert_accesshash_to_token(4.07 KB)
📄 convert_and_migrate_from_legacy_backup(1.97 KB)
📄 convert_maildir_to_mdbox(1.66 KB)
📄 convert_mdbox_to_maildir(1.66 KB)
📄 convert_roundcube_mysql2sqlite(25.28 KB)
📄 convert_to_dovecot_delivery(4.33 KB)
📄 convert_whmxfer_to_sqlite(1.46 KB)
📄 copy_user_mail_as_root(1.25 KB)
📄 copy_user_mail_as_user(1.34 KB)
📄 cpaddonsup(3.25 KB)
📄 cpan_config(2.8 KB)
📁 cpan_sandbox
📄 cpanel_initial_install(67.36 KB)
📄 cpanelsync(28.31 KB)
📄 cpanelsync_postprocessor(1.62 KB)
📄 cpanpingtest(965 B)
📄 cpbackup(44.77 KB)
📄 cpbackup_transport_file(5.65 KB)
📄 cpdig(1.81 KB)
📄 cpfetch(1.23 KB)
📄 cphulkdblacklist(433 B)
📄 cphulkdwhitelist(1.3 KB)
📄 cpservice(2.87 KB)
📄 cpuser_port_authority(19.29 KB)
📄 cpuser_service_manager(10.85 KB)
📄 createacct(24.57 MB)
📄 custom_backup_destination.pl.sample(5.06 KB)
📄 custom_backup_destination.pl.skeleton(2.84 KB)
📄 dav_change_hostname(3.57 KB)
📄 dcpumon-wrapper(850 B)
📄 delpop(6.2 KB)
📄 detect_env_capabilities(508 B)
📄 disable_prelink(2.77 KB)
📄 disable_sqloptimizer(1.49 KB)
📄 disablefileprotect(2.09 KB)
📄 distro_changed_hook(1.16 KB)
📄 dnscluster(4.44 KB)
📄 dnsqueuecron(1.29 KB)
📄 dnssec-cluster-keys(3.75 KB)
📄 dovecot_maintenance(7.93 KB)
📄 dovecot_set_defaults.pl(984 B)
📄 dumpcdb(866 B)
📄 dumpinodes(687 B)
📄 dumpquotas(616 B)
📄 dumpstor(913 B)
📄 ea4_fresh_install(2.64 KB)
📄 edit_cpanelsync_exclude_list(2.58 KB)
📄 editquota(3.44 KB)
📄 elevate-cpanel(377.87 KB)
📄 email_archive_maintenance(6.15 KB)
📄 email_hold_maintenance(1.46 KB)
📄 enable_spf_dkim_globally(8.83 KB)
📄 enable_sqloptimizer(1.57 KB)
📄 enablefileprotect(2.1 KB)
📄 ensure_autoenabled_features(2.5 MB)
📄 ensure_conf_dir_crt_key(4.82 KB)
📄 ensure_cpuser_file_ip(2.55 KB)
📄 ensure_crontab_permissions(1.08 KB)
📄 ensure_dovecot_memory_limits_meet_minimum(3.13 KB)
📄 ensure_hostname_resolves(2.57 KB)
📄 ensure_includes(601 B)
📄 ensure_vhost_includes(13.53 KB)
📄 exim_tidydb(2.96 KB)
📄 eximconfgen(1.32 KB)
📄 eximstats_spam_check(867 B)
📄 export_horde_calendars_to_ics(15.07 KB)
📄 export_horde_contacts_to_vcf(13.94 KB)
📄 exportmydnsdb(3.47 KB)
📄 expunge_expired_certificates_from_sslstorage(3.56 KB)
📄 expunge_expired_pkgacct_sessions(852 B)
📄 expunge_expired_transfer_sessions(1.06 KB)
📄 fastmail(5.16 KB)
📄 featuremod(1.92 KB)
📄 fetchfile(422 B)
📄 find_and_fix_rpm_issues(6.99 KB)
📄 find_outdated_services(5.41 KB)
📄 find_pids_with_inotify_watch_on_path(3.66 KB)
📄 fix-cpanel-perl(28.82 KB)
📄 fix-listen-on-localhost(3.52 KB)
📄 fix-web-vhost-configuration(6.15 KB)
📄 fix_addon_permissions(7.68 KB)
📄 fix_dns_zone_ttls(1.34 KB)
📄 fix_innodb_tables(4.05 KB)
📄 fix_pear_registry(4.07 KB)
📄 fix_reseller_acls(10.88 KB)
📄 fixetchosts(4.32 KB)
📄 fixheaders(572 B)
📄 fixmailinglistperms(1008 B)
📄 fixmailman(2.09 KB)
📄 fixnamedviews(1.22 KB)
📄 fixndc(413 B)
📄 fixquotas(17.45 KB)
📄 fixrelayd(1.74 KB)
📄 fixrndc(16.48 KB)
📄 fixtar(503 B)
📄 fixtlsversions(4.7 KB)
📄 fixvaliases(2 KB)
📄 fixwebalizer(966 B)
📄 forcelocaldomain(895 B)
📄 ftpfetch(2.2 KB)
📄 ftpquotacheck(8.31 KB)
📄 ftpsfetch(2.36 KB)
📄 ftpupdate(261 B)
📄 gather_update_log_stats(4.25 KB)
📄 gather_update_logs_setupcrontab(5.45 KB)
📄 gemwrapper(1.74 KB)
📄 gencrt(6.26 KB)
📄 generate_account_suspension_include(5.7 KB)
📄 generate_google_drive_credentials(1.11 KB)
📄 generate_google_drive_oauth_uri(984 B)
📄 generate_maildirsize(13.94 KB)
📄 gensysinfo(1.16 KB)
📄 get_locale_from_legacy_name_info(1.99 KB)
📄 getremotecpmove(12.67 KB)
📄 grpck(1.19 KB)
📄 hackcheck(3.02 KB)
📄 hook(1.45 KB)
📄 httpspamdetect(2.66 KB)
📄 hulk-unban-ip(3.93 MB)
📄 import_exim_data(8.39 KB)
📄 importmydnsdb(11.34 KB)
📄 increase_filesystem_limits(891 B)
📄 initacls(4.99 KB)
📄 initfpsuexec(444 B)
📄 initquotas(19.47 KB)
📄 initsuexec(4.03 KB)
📄 install_cpanel_analytics(1.93 KB)
📄 install_dovecot_fts(1.57 KB)
📄 install_plugin(2.8 KB)
📄 installpkg(575 B)
📄 installpostgres(6.56 KB)
📄 installsqlite3(1.82 KB)
📄 ipcheck(3.93 KB)
📄 ipusage(7.45 KB)
📄 isdedicatedip(602 B)
📄 jetbackup-check(3.69 KB)
📄 killdns(422 B)
📄 killdns-dnsadmin(1.15 KB)
📄 killmysqluserprivs(433 B)
📄 killmysqlwildcard(1.15 KB)
📄 killpvhost(853 B)
📄 killspamkeys(937 B)
📄 link_3rdparty_binaries(1.24 KB)
📄 linksubemailtomainacct(3.17 KB)
📄 listcheck(538 B)
📄 listsubdomains(1.05 KB)
📄 litespeed-check(3.86 KB)
📄 locale_export(4.82 KB)
📄 locale_import(4.35 KB)
📄 locale_info(3.99 KB)
📄 logo.dat(205 B)
📄 magicloader(1.94 KB)
📄 maildir_converter(6.08 KB)
📄 mailperm(16.58 KB)
📄 mailscannerupdate(2.42 KB)
📄 mainipcheck(10 KB)
📄 maintenance(46.62 KB)
📄 make_config(407 B)
📄 make_hostname_unowned(1.16 KB)
📄 manage_extra_marketing(12.41 KB)
📄 manage_greylisting(16.19 KB)
📄 manage_mysql_profiles(20.02 KB)
📄 migrate-pdns-conf(9.83 KB)
📄 migrate_local_ini_to_php_ini(7.41 KB)
📄 migrate_whmtheme_file_to_userdata(2.95 KB)
📄 mkwwwacctconf(2.33 KB)
📄 modify_accounts(4.09 KB)
📄 modify_featurelist(9.2 KB)
📄 modify_packages(3.65 KB)
📄 modsec_vendor(15.63 KB)
📄 mysqlconnectioncheck(6.55 KB)
📄 mysqlpasswd(4.09 KB)
📄 named.ca(1.57 KB)
📄 named.rfc1912.zones(774 B)
📄 nixstatsagent.sh(58.67 KB)
📄 notify_expiring_certificates(9.37 KB)
📄 notify_expiring_certificates_on_linked_nodes(1.33 KB)
📄 oopscheck(1.12 KB)
📄 optimize_eximstats(3.88 KB)
📄 patch_mail_spamassassin_compiledregexps_body_0(2.39 KB)
📄 patchfdsetsize(2.72 KB)
📄 pedquota(2.26 KB)
📄 perform_sqlite_auto_rebuild_db_maintenance(2.2 KB)
📄 perlinstaller(528 B)
📄 perlmods(1.18 KB)
📄 php_fpm_config(9.73 KB)
📁 php_sandbox
📄 phpini_tidy(687 B)
📄 pkgacct(87.82 KB)
📄 post_snapshot(3.16 KB)
📄 post_sync_cleanup(6.09 KB)
📄 primary_virtual_host_migration(2.44 KB)
📄 process_pending_cpanel_php_pear_registration(3.49 KB)
📄 process_site_templates(7.27 KB)
📄 proxydomains(9.34 KB)
📄 ptycheck(724 B)
📄 purge_modsec_log(1.53 KB)
📄 purge_old_config_caches(2.08 KB)
📄 pwck(708 B)
📄 quickdnslookup(1.13 KB)
📄 quickwhoisips(2.29 KB)
📄 quota_auto_fix(1.41 KB)
📄 quotacheck(22.36 KB)
📄 rawchpass(460 B)
📄 rdate(4.8 KB)
📄 realadduser(5.61 KB)
📄 realchpass(3.26 KB)
📄 realperlinstaller(5.67 KB)
📄 realrawchpass(425 B)
📄 rebuild_available_addons_packages_cache(1.27 KB)
📄 rebuild_available_rpm_addons_cache(1.27 KB)
📄 rebuild_bandwidthdb_root_cache(1.45 KB)
📄 rebuild_dbmap(5.8 KB)
📄 rebuild_provider_openid_connect_links_db(1.01 KB)
📄 rebuild_whm_chrome(2.22 KB)
📄 rebuilddnsconfig(26.21 KB)
📄 rebuildhttpdconf(2.6 KB)
📄 rebuildinstalledssldb(2.85 KB)
📄 rebuildippool(509 B)
📄 rebuildnsdzones(1.14 KB)
📄 rebuilduserssldb(948 B)
📄 refresh-dkim-validity-cache(5.97 KB)
📄 regenerate_tokens(2.18 KB)
📄 reloadnsd(821 B)
📄 remote_log_transfer(11.6 KB)
📄 remove_dovecot_index_files(5.89 KB)
📄 removeacct(20.91 MB)
📄 rescan_user_dovecot_fts(2.98 KB)
📄 reset_mail_quotas_to_sane_values(6.82 KB)
📄 resetmailmanurls(2.03 KB)
📄 resetquotas(4.68 KB)
📄 restartsrv(3.23 KB)
📄 restartsrv_apache(422 B)
📄 restartsrv_apache_php_fpm(9.9 MB)
📄 restartsrv_base(9.9 MB)
📄 restartsrv_bind(9.9 MB)
📄 restartsrv_chkservd(427 B)
📄 restartsrv_clamd(9.9 MB)
📄 restartsrv_cpanalyticsd(9.9 MB)
📄 restartsrv_cpanel_php_fpm(9.9 MB)
📄 restartsrv_cpanellogd(9.9 MB)
📄 restartsrv_cpdavd(9.9 MB)
📄 restartsrv_cpgreylistd(9.9 MB)
📄 restartsrv_cphulkd(9.9 MB)
📄 restartsrv_cpipv6(9.9 MB)
📄 restartsrv_cpsrvd(9.9 MB)
📄 restartsrv_crond(9.9 MB)
📄 restartsrv_dnsadmin(9.9 MB)
📄 restartsrv_dovecot(9.9 MB)
📄 restartsrv_exim(9.9 MB)
📄 restartsrv_eximstats(504 B)
📄 restartsrv_ftpd(426 B)
📄 restartsrv_ftpserver(911 B)
📄 restartsrv_httpd(9.9 MB)
📄 restartsrv_imap(437 B)
📄 restartsrv_inetd(2.47 KB)
📄 restartsrv_ipaliases(9.9 MB)
📄 restartsrv_lmtp(437 B)
📄 restartsrv_mailman(9.9 MB)
📄 restartsrv_mydns(9.9 MB)
📄 restartsrv_mysql(9.9 MB)
📄 restartsrv_named(777 B)
📄 restartsrv_nscd(9.9 MB)
📄 restartsrv_nsd(9.9 MB)
📄 restartsrv_p0f(9.9 MB)
📄 restartsrv_pdns(9.9 MB)
📄 restartsrv_pop3(437 B)
📄 restartsrv_postgres(427 B)
📄 restartsrv_postgresql(9.9 MB)
📄 restartsrv_powerdns(442 B)
📄 restartsrv_proftpd(9.9 MB)
📄 restartsrv_pureftpd(9.9 MB)
📄 restartsrv_queueprocd(9.9 MB)
📄 restartsrv_rsyslog(9.9 MB)
📄 restartsrv_rsyslogd(437 B)
📄 restartsrv_spamd(9.9 MB)
📄 restartsrv_sshd(9.9 MB)
📄 restartsrv_syslogd(2.4 KB)
📄 restartsrv_tailwatchd(9.9 MB)
📄 restartsrv_unknown(9.9 MB)
📄 restartsrv_xinetd(422 B)
📄 restorecpuserfromcache(1.96 KB)
📄 restorepkg(36.49 MB)
📄 rfc1912_zones.tar(10 KB)
📄 rpmup(4.77 KB)
📄 rsync-user-homedir.pl(5.76 KB)
📄 run_if_exists(512 B)
📄 run_plugin_lifecycle(3.53 KB)
📄 runstatsonce(440 B)
📄 runweblogs(1.02 KB)
📄 sa-update_wrapper(3.34 KB)
📄 safetybits.pl(844 B)
📄 secureit(4.72 KB)
📄 securemysql(4.54 KB)
📄 securerailsapps(3.58 KB)
📄 securetmp(15.99 KB)
📄 sendicq(474 B)
📄 servicedomains(9.34 KB)
📄 set_mailman_archive_perms(1.75 KB)
📄 set_php_memory_limits(3.67 KB)
📄 setpostgresconfig(6.04 KB)
📄 setup_greylist_db(16.19 KB)
📄 setup_modsec_db(1.3 KB)
📄 setup_systemd_timer_for_plugins(3.92 KB)
📄 setupftpserver(10.47 KB)
📄 setupmailserver(9.55 KB)
📄 setupnameserver(13.75 KB)
📄 shrink_modsec_ip_database(12.97 KB)
📄 simpleps(3.05 KB)
📄 slurp_exim_mainlog(5.78 KB)
📄 smartcheck(15.13 KB)
📄 smtpmailgidonly(8.15 KB)
📄 snapshot_prep(5.88 KB)
📄 spamassassin_dbm_cleaner(5.85 KB)
📄 spamassassindisable(3.74 KB)
📄 spamboxdisable(2.27 KB)
📄 sshcontrol(14.38 KB)
📄 ssl_crt_status(3.84 KB)
📄 suspendacct(18.01 KB)
📄 suspendmysqlusers(4.42 KB)
📄 swapip(3.82 KB)
📄 sync-mysql-users-from-grants(1.2 KB)
📄 sync_child_accounts(1.77 KB)
📄 sync_contact_emails_to_cpanel_users_files(1.14 KB)
📄 synccpaddonswithsqlhost(6.59 KB)
📄 synctransfers(1.92 KB)
📄 syslog_check(1.36 KB)
📄 sysup(645 B)
📄 test_sa_compiled(1.07 KB)
📄 transfer_account_as_user(2.34 KB)
📄 transfer_accounts_as_root(4.76 KB)
📄 transfer_in_progress(3.08 KB)
📄 transfer_in_progress.pod(312 B)
📄 transfermysqlusers(9.53 MB)
📄 try-later(7.95 KB)
📄 unblockip(667 B)
📄 uninstall_cpanel_analytics(1.2 KB)
📄 uninstall_dovecot_fts(562 B)
📄 uninstall_plugin(2.84 KB)
📄 unlink_service_account(2.62 KB)
📄 unpkgacct(4.6 KB)
📄 unslavenamedconf(863 B)
📄 unsuspendacct(17.8 KB)
📄 unsuspendmysqlusers(6.71 KB)
📄 upcp(31.56 KB)
📄 upcp-running(2.7 KB)
📄 upcp.static(708.6 KB)
📄 update-packages(4.77 KB)
📄 update_apachectl(480 B)
📄 update_db_cache(430 B)
📄 update_dkim_keys(1.45 KB)
📄 update_exim_rejects(1.21 KB)
📄 update_existing_mail_quotas_for_account(4.78 KB)
📄 update_known_proxy_ips(1002 B)
📄 update_local_rpm_versions(4.56 KB)
📄 update_mailman_cache(8.34 KB)
📄 update_mysql_systemd_config(1.25 KB)
📄 update_neighbor_netblocks(487 B)
📄 update_sa_config(2.14 KB)
📄 update_spamassassin_config(10.73 KB)
📄 update_users_jail(691 B)
📄 update_users_vhosts(801 B)
📄 updatedomainips(605 B)
📄 updatenameserverips(1.66 KB)
📄 updatenow(5.18 KB)
📄 updatenow.static(1.91 MB)
📄 updatesigningkey(1.95 KB)
📄 updatessldomains(1.81 KB)
📄 updatesupportauthorizations(2.49 KB)
📄 updateuserdatacache(2.47 KB)
📄 updateuserdomains(774 B)
📄 upgrade_bandwidth_dbs(2.22 KB)
📄 upgrade_subaccount_databases(2.73 KB)
📄 userdata_wildcard_cleanup(5.74 KB)
📄 userdirctl(5.01 KB)
📄 validate_sshkey_passphrase(1.21 KB)
📄 verify_api_spec_files(757 B)
📄 verify_pidfile(1.96 KB)
📄 verify_vhost_includes(7.34 KB)
📄 vps_optimizer(7.82 KB)
📄 vzzo-fixer(725 B)
📄 whmlogin(2.33 KB)
📄 whoowns(1.13 KB)
📄 wpt_license(6.27 MB)
📄 wwwacct(24.57 MB)
📄 wwwacct2(88 B)
📄 xfer_rcube_schema_migrate.pl(2.4 KB)
📄 xfer_rcube_uid_resolver.pl(1.8 KB)
📄 xferpoint(3.13 KB)
📄 xfertool(16.14 KB)
📄 zoneexists(800 B)

Editing: mainipcheck

#!/usr/local/cpanel/3rdparty/bin/perl

# cpanel - scripts/mainipcheck                     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;

package scripts::mainipcheck;

use Cpanel::IP::LocalCheck   ();
use Cpanel::IP::Loopback     ();
use Cpanel::Linux::RtNetlink ();
use Cpanel::LoadModule       ();
use Cpanel::Logger           ();
use Cpanel::NAT::Object      ();
use Cpanel::SafeRun::Object  ();
use Cpanel::FileUtils::Write ();
use Cpanel::LoadFile         ();
use Cpanel::DIp::LicensedIP  ();
use Cpanel::Exception        ();
use Socket                   ();

use Try::Tiny;

use Getopt::Long qw(GetOptionsFromArray);

our $MAINIP_FILE = '/var/cpanel/mainip';

exit( __PACKAGE__->script( \@ARGV ) ) unless caller();

sub script {
    my ( $class, $argv ) = @_;

my $remote_check;
    GetOptionsFromArray(
        $argv,
        'remote-check' => \$remote_check,
    ) if defined $argv and ref $argv eq 'ARRAY';

my $logger = Cpanel::Logger->new();

my $mainip_file_contents = eval { Cpanel::LoadFile::loadfile($MAINIP_FILE) // '' };
    my $mainip               = $mainip_file_contents =~ s/\s+//gr;
    my $myip_url             = Cpanel::DIp::LicensedIP::myip_url();
    my $cpIP                 = Cpanel::DIp::LicensedIP::get_license_ip($myip_url);
    my $default_route_ip;
    my $update_mainip      = $mainip ne $mainip_file_contents;    # Clean up formatting of the file if true
    my $mainip_file_exists = -e $MAINIP_FILE;                     # No sense in stat-ing the file twice like we used to in certain scenarioes

# Needed for NAT awareness, is NO-OP on non-NAT to these values (thus local and public IP values would be the same on non-nat systems).
    my $NAT_obj      = Cpanel::NAT::Object->new();
    my $NAT_local_ip = $NAT_obj->get_local_ip($cpIP);

if ($remote_check) {
        print "$cpIP\n";
        return 0;
    }

eval { $default_route_ip = get_ip_from_netlink() || get_ip_from_default_route(); };
    if ( my $error_message = $@ ) {
        chomp $error_message;
        $logger->warn("Encountered an error while determining the main IP from the default route: $error_message");
        ($mainip_file_exists) ? die "/var/cpanel/mainip exists. Bailing out..." : $logger->info("Proceeding with main IP check assuming that the IP address from $myip_url is the main IP address.");
        $default_route_ip = $mainip;    # XXX Should we keep going even here? I'm not sure.
    }
    my $NAT_public_ip = $NAT_obj->get_public_ip($default_route_ip);

my $canonical_main_ip = $default_route_ip || $NAT_local_ip;
    if ( !$mainip_file_exists ) {
        $update_mainip = 1;             # I'm somewhat curious as to whether we'd wanna update SPF records here too, honestly.
    }
    elsif ( $canonical_main_ip ne $mainip ) {
        $update_mainip = 1;
        $logger->info("The Server's main IP address has changed from $mainip to $canonical_main_ip.");

# At one point, the below condition turned $default_route_ip into $cpIP, causing logger warns to actually get suppressed
        # when they would normally be spuriously reported for NATted systems.
        # This is because all the check for the logger warn below used to be if $default_route_ip ne $cpIP.
        # This would never be true when we had to update the mainip previously.
        if ( !Cpanel::IP::LocalCheck::ip_is_on_local_server($cpIP) ) {
            $logger->warn("$cpIP is not bound to an interface on the system! Please verify your network configuration.");

# This can trigger pretty trivially on NAT setups if your cpnat configuration is not built or in fact insane.
            # Just make /var/cpanel/cpnat contain non-ip strings as if they were a key=>value nat IP pair separated
            # by spaces if you want to see this in action.
        }

# Ensure the license system has what it needs? Not sure how it gets the updated mainip or if it even needs it?
        _reprovision_license_authn();

require Cpanel::ServerTasks;

# Update SPF records, as we've changed to a new mainip
        Cpanel::ServerTasks::schedule_task( ['SPFTasks'], 5, 'update_all_users_spf_records' );
        $logger->info("Scheduled SPF record update");
    }

if ($update_mainip) {
        Cpanel::FileUtils::Write::overwrite( $MAINIP_FILE, $canonical_main_ip, 0644 );
    }

if ( !$NAT_obj->enabled && $default_route_ip ne $cpIP ) {
        $logger->warn("$myip_url detects system IP as $cpIP and system local IP detected as $default_route_ip. Please verify your network configuration.");
    }
    elsif ( $NAT_obj->enabled && $NAT_public_ip ne $cpIP && $NAT_local_ip ne $default_route_ip ) {

# Entertaingly enough, in this instance, $NAT_local_ip always equals $cpIP and vice versa. Conveniently enough, it also catches all invalid NAT configs.
        $logger->warn("$myip_url detects a system IP address of $cpIP and system local IP address of $default_route_ip.");
        $logger->warn("This looks like a NAT setup, but these IP addresses do not correspond to values listed in /var/cpanel/cpnat.");
        $logger->info("The system will now rebuild your cpnat configuration to ensure system sanity.");
        _system('/usr/local/cpanel/scripts/build_cpnat');
    }

return 0;
}

# For mocking in tests -- don't remove the 'uncoverable' comments below, as this impacts Devel::Cover reporting.
sub _system {

# uncoverable subroutine
    return system @_;    # uncoverable statement
}

# Pick a testing IP and see how the kernel proposes routing it, then look up and return the source address which would be used.
sub get_ip_from_netlink {
    my $TEST_IP   = '208.74.123.2';    # TODO: Better way of picking an IP with high probability of not being routed specially?
    my $result_ip = '';

try {
        my $routes_ar = Cpanel::Linux::RtNetlink::get_route_to( 'AF_INET', $TEST_IP );
        foreach my $route_info_hr (@$routes_ar) {
            if ( defined $route_info_hr->{'rta_dst'} && $route_info_hr->{'rta_dst'} eq $TEST_IP ) {
                $result_ip = $route_info_hr->{'rta_prefsrc'};
                last;
            }
        }
    }
    catch {
        Cpanel::Logger->new()->warn( 'Failed to retrieve IP via Netlink: ' . Cpanel::Exception::get_string_no_id($_) . "\nFalling back to reading /proc/net/route." );
    };

return $result_ip;
}

# Get interface associated with default route and use socket() to get IP
sub get_ip_from_default_route {
    my $proc_route_path = shift || '/proc/net/route';    # For unit testing, mostly
    my %interfaces;

if ( open my $proc_fh, '<', $proc_route_path ) {
        while ( my $line = readline $proc_fh ) {
            chomp $line;
            if ( $line =~ m/^(.+?)\s*0{8}\s.*?(\d+)\s+0{8}\s*(?:\d+\s*){3}$/ ) {
                my ( $interface, $metric ) = ( $1, $2 );
                push @{ $interfaces{$metric} }, $interface;
            }
        }
        close($proc_fh);
    }
    else {
        die("Unable to open $proc_route_path: $!");
    }

my $lowest_metric = ( sort keys %interfaces )[0];
    my $interface     = $interfaces{$lowest_metric}[0];
    my $ip            = get_ip_from_interface($interface);

# VPS issues
    if ( Cpanel::IP::Loopback::is_loopback($ip) && $interface =~ /^venet0?$/ ) {
        return get_ip_from_interface('venet0:0');
    }

return $ip;
}

sub get_ip_from_interface {
    my $interface   = shift;
    my $SIOCGIFADDR = 0x8915;
    my $proto       = getprotobyname('ip');
    socket( my $socket_fh, &Socket::PF_INET, &Socket::SOCK_DGRAM, $proto ) or die("Socket error: $!");

# struct ifreq is 16 bytes of name, null-padded, followed by 16 bytes of answer.
    my $ifreq = pack( 'a32', $interface );
    ioctl( $socket_fh, $SIOCGIFADDR, $ifreq ) or die("Error in ioctl: $!");
    my ( $if,   $sin )  = unpack( 'a16 a16', $ifreq );
    my ( $port, $addr ) = Socket::sockaddr_in($sin);
    my $ip;
    foreach my $family ( &Socket::AF_INET, &Socket::AF_INET6 ) {
        last if $ip;

# Generally we'll favor ipv4 addresses over ipv6, but we should use the v6 if it is the only one available.
        $ip = Socket::inet_ntop( $family, $addr );
    }
    return $ip;
}

sub _reprovision_license_authn {

Cpanel::LoadModule::load_perl_module('Cpanel::Market');
    Cpanel::Market::set_cpstore_is_in_sync_flag(0);
    #
    # This will cause the system to get new LicenseAuthn
    # credentials so we can connect to various cPanel systems
    # that require license-based authentication.
    #
    my $run = Cpanel::SafeRun::Object->new( 'program' => '/usr/local/cpanel/cpkeyclt' );
    warn $run->autopsy() if $run->CHILD_ERROR;

#
    #  cpkeyclt will auto re-provision on the second run
    #  if the id changes
    #
    $run = Cpanel::SafeRun::Object->new(
        'program' => '/usr/local/cpanel/scripts/try-later',
        'args'    => [
            '--action',      '/usr/local/cpanel/cpkeyclt --quiet',
            '--check',       '/bin/sh -c exit 1',
            '--delay',       11,                                     # We only allow updates every 10 minutes so wait 11
            '--max-retries', 1,
            '--skip-first'
        ]
    );
    warn $run->autopsy() if $run->CHILD_ERROR;

#
    #  If they changed the ip for the license in manage2 they keep the
    #  same liscid so we need to check after the license update has
    #  happened the second time
    #
    $run = Cpanel::SafeRun::Object->new(
        'program' => '/usr/local/cpanel/scripts/try-later',
        'args'    => [
            '--action',      '/usr/local/cpanel/bin/check_cpstore_in_sync_with_local_storage',
            '--check',       '/bin/sh -c exit 1',
            '--delay',       15,                                                                 # Must happen after the second license update
            '--max-retries', 1,
            '--skip-first'
        ]
    );
    warn $run->autopsy() if $run->CHILD_ERROR;

return 1;

}

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