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  "   ˆl–Ãa¾”*eJm@?q¶n41hßÁƒmÇÝ¿Ã A    #!/usr/local/cpanel/3rdparty/bin/perl

#                                      Copyright 2024 WebPros International, LLC
#                                                           All rights reserved.
# copyright@cpanel.net                                         http://cpanel.net
# This code is subject to the cPanel license. Unauthorized copying is prohibited.

package scripts::check_mysql;

use strict;
use warnings;

use Cpanel::Services::Enabled        ();
use Cpanel::ConfigFiles              ();
use Cpanel::Daemonizer::Tiny         ();
use Cpanel::FileUtils::Open          ();
use Cpanel::FindBin                  ();
use Cpanel::DB::Reserved             ();
use Cpanel::MysqlUtils::MyCnf::Basic ();
use Cpanel::MysqlUtils::Dir          ();
use Cpanel::Alarm                    ();
use Cpanel::Unix::PID::Tiny          ();
use Cpanel::Imports;

exit script(@ARGV) unless caller;

sub report_errors {
    my ($errors) = @_;

    require Cpanel::Notify;
    Cpanel::Notify::notification_class(
        'class'            => 'Check::MySQL',
        'application'      => 'Check::MySQL',
        'constructor_args' => [
            'origin' => 'check_mysql',
            'report' => $errors,
        ]
    );

    return;
}

sub run_mysqlcheck {
    my ( $mysqlcheck, $db ) = @_;

    my @output = `LANG=C $mysqlcheck -u root -m --silent --databases $db 2>&1`;
    return @output;
}

sub daemon_process {
    my ($uxpd) = @_;
    $uxpd->pid_file('/var/run/check_mysql.pid');    # update our pid file to new sporked PID

    # These are the databases we analyze
    my @databases = grep { !m/^pg_/ && !m/^postgres$/ && !m/^test$/ } Cpanel::DB::Reserved::get_reserved_database_names();

    my $timeout_seconds = 64800;                    # 64800 seconds == 18 hours
    my $mysqlcheck      = Cpanel::FindBin::findbin("mariadb-check") || Cpanel::FindBin::findbin("mysqlcheck");
    my $mysqldir        = Cpanel::MysqlUtils::Dir::getmysqldir()    || '/var/lib/mysql';
    my %errors;
    my %processed;
    my $ret = eval {

        # must go out of scope to stop and clean up, ick on a stick
        my $timeout = Cpanel::Alarm->new( $timeout_seconds, sub { die "time out\n" } );
        for my $db (@databases) {
            if ( $db ne 'mysql' && !-d "$mysqldir/$db" ) {    # if mysql is missing then @output contains an error
                $processed{$db} = 1;
                next;
            }

            logger->info("starting mysqlcheck on $db (PID $$)");
            my @output = run_mysqlcheck( $mysqlcheck, $db );
            if ( grep { /error: 2002: Can't connect/ } @output ) {
                logger->warn("mysqlcheck can't connect to MySQL");
                return 0;
            }
            logger->info("mysqlcheck of $db is finished (PID $$)");
            my $oops = purge_warnings( \@output );
            if ($oops) {
                logger->warn("mysqlcheck found errors on $db: $oops");
                $errors{$db} = $oops;
            }
            else {
                logger->info("mysqlcheck found no errors on $db");
            }
            $processed{$db} = 2;
        }
        return 1;
    };
    return if defined $ret && $ret == 0;

    for my $db (@databases) {
        next if exists $processed{$db};
        next if $db ne 'mysql' && !-d "$mysqldir/$db";    # in case the timeout happened right before $processed{$db} = 1; we just won a race!
        my $timeout_hours = $timeout_seconds / 60 / 60;
        $errors{$db} = "not checked because mysqlcheck has been running for $timeout_hours hours (large data? $mysqldir partition full?)";
    }

    if ( keys %errors ) {
        report_errors( \%errors );
    }

    return;
}

sub script {
    local $ENV{'HOME'} = '/root';

    die "/usr/local/cpanel/scripts/check_mysql is currently disabled.\n" if -e '/etc/check_mysql_disable';

    die "MySQL is disabled.\n" unless Cpanel::Servic