#!/usr/bin/perl
#/* ========================================
# * ███╗   ███╗██████╗ ██╗ █████╗ ██╗
# * ████╗ ████║██╔══██╗██║██╔══██╗██║
# * ██╔████╔██║██║  ██║██║███████║██║
# * ██║╚██╔╝██║██║  ██║██║██╔══██║██║
# * ██║ ╚═╝ ██║██████╔╝██║██║  ██║███████╗
# * ╚═╝     ╚═╝╚═════╝ ╚═╝╚═╝  ╚═╝╚══════╝
# * ========================================
# * mDial - Omni-Channel Contact Centre Suite.
# * Initially Written by Martin McCarthy.
# * Contributions welcome.
# * Active: 2020 - 2023.
# *
# * This software is licensed under AGPLv2.
# * You can find more information here;
# * https://www.gnu.org/licenses/agpl-3.0.en.html
# * A copy of the license is also shipped with this build.
# *
# * Important note: this software is provided to you free of charge.
# * If you paid for this software, you were ripped off.
# *
# * This project is a fork of the awesome FOSS project, ViCiDial.
# * ViCiDial is copyrighted by Matt Florell and the ViCiDial Group
# * under the AGPLv2 license.
# *
# * You can find out more about ViCiDial;
# * Web: https://www.vicidial.com/
# * Email: Matt Florell <vicidial@gmail.com>
# * IRC: Libera.Chat - ##vicidial
# *
# * Bug reports, feature requests and patches welcome!
# * ======================================== */
$secX            = time();
$MT[0]           = '';
$Ealert          = '';
$importasdeleted = 0;
( $sec, $min, $hour, $mday, $mon, $year, $wday, $yday, $isdst ) =
  localtime(time);
$year = ( $year + 1900 );
$mon++;
if ( $hour < 10 ) { $hour = "0$hour"; }
if ( $min < 10 )  { $min  = "0$min"; }
if ( $sec < 10 )  { $sec  = "0$sec"; }
if ( $mon < 10 )  { $mon  = "0$mon"; }
if ( $mday < 10 ) { $mday = "0$mday"; }
$pulldate0 = "$year-$mon-$mday $hour:$min:$sec";
$NOW_TIME  = "$year-$mon-$mday $hour:$min:$sec";
$inSD      = $pulldate0;
$dsec      = ( ( ( $hour * 3600 ) + ( $min * 60 ) ) + $sec );
$MT[0]     = '';
$PATHconf  = '/etc/astguiclient.conf';
open( conf, "$PATHconf" ) || die "can't open $PATHconf: $!\n";
@conf = <conf>;
close(conf);
$i = 0;

foreach (@conf) {
    $line = $conf[$i];
    $line =~ s/ |>|\n|\r|\t|\#.*|;.*//gi;
    if ( ( $line =~ /^PATHhome/ ) && ( $CLIhome < 1 ) ) {
        $PATHhome = $line;
        $PATHhome =~ s/.*=//gi;
    }
    if ( ( $line =~ /^PATHlogs/ ) && ( $CLIlogs < 1 ) ) {
        $PATHlogs = $line;
        $PATHlogs =~ s/.*=//gi;
    }
    if ( ( $line =~ /^PATHagi/ ) && ( $CLIagi < 1 ) ) {
        $PATHagi = $line;
        $PATHagi =~ s/.*=//gi;
    }
    if ( ( $line =~ /^PATHweb/ ) && ( $CLIweb < 1 ) ) {
        $PATHweb = $line;
        $PATHweb =~ s/.*=//gi;
    }
    if ( ( $line =~ /^PATHsounds/ ) && ( $CLIsounds < 1 ) ) {
        $PATHsounds = $line;
        $PATHsounds =~ s/.*=//gi;
    }
    if ( ( $line =~ /^PATHmonitor/ ) && ( $CLImonitor < 1 ) ) {
        $PATHmonitor = $line;
        $PATHmonitor =~ s/.*=//gi;
    }
    if ( ( $line =~ /^VARserver_ip/ ) && ( $CLIserver_ip < 1 ) ) {
        $VARserver_ip = $line;
        $VARserver_ip =~ s/.*=//gi;
    }
    if ( ( $line =~ /^VARDB_server/ ) && ( $CLIDB_server < 1 ) ) {
        $VARDB_server = $line;
        $VARDB_server =~ s/.*=//gi;
    }
    if ( ( $line =~ /^VARDB_database/ ) && ( $CLIDB_database < 1 ) ) {
        $VARDB_database = $line;
        $VARDB_database =~ s/.*=//gi;
    }
    if ( ( $line =~ /^VARDB_user/ ) && ( $CLIDB_user < 1 ) ) {
        $VARDB_user = $line;
        $VARDB_user =~ s/.*=//gi;
    }
    if ( ( $line =~ /^VARDB_pass/ ) && ( $CLIDB_pass < 1 ) ) {
        $VARDB_pass = $line;
        $VARDB_pass =~ s/.*=//gi;
    }
    if ( ( $line =~ /^VARDB_port/ ) && ( $CLIDB_port < 1 ) ) {
        $VARDB_port = $line;
        $VARDB_port =~ s/.*=//gi;
    }
    if ( ( $line =~ /^VARREPORT_host/ ) && ( $CLIREPORT_host < 1 ) ) {
        $VARREPORT_host = $line;
        $VARREPORT_host =~ s/.*=//gi;
    }
    if ( ( $line =~ /^VARREPORT_user/ ) && ( $CLIREPORT_user < 1 ) ) {
        $VARREPORT_user = $line;
        $VARREPORT_user =~ s/.*=//gi;
    }
    if ( ( $line =~ /^VARREPORT_pass/ ) && ( $CLIREPORT_pass < 1 ) ) {
        $VARREPORT_pass = $line;
        $VARREPORT_pass =~ s/.*=//gi;
    }
    if ( ( $line =~ /^VARREPORT_port/ ) && ( $CLIREPORT_port < 1 ) ) {
        $VARREPORT_port = $line;
        $VARREPORT_port =~ s/.*=//gi;
    }
    $i++;
}
$server_ip = $VARserver_ip;    # Asterisk server IP
if ( !$VDHLOGfile ) { $VDHLOGfile = "$PATHlogs/VTkillslow.$year-$mon-$mday"; }
if ( length( $ARGV[0] ) > 1 ) {
    $i = 0;
    while ( $#ARGV >= $i ) {
        $args = "$args $ARGV[$i]";
        $i++;
    }
    if ( $args =~ /--help|-h/i ) {
        print "allowed run time options:\n";
        print "  [-h] = this help screen\n\n";
        print "  [-q] = quiet\n";
        print "  [-t] = test\n";
        print "  [--debug] = debug output\n";
        print
"  [--slow-seconds=X] = this allows you to override the default slow seconds of 60\n\n";
        print "\n";
        print
"This script finds all SELECT queries running on the database and kills the SELECT queries running more than X seconds\n\n";
        exit;
    }
    else {
        if ( $args =~ /-debug/i ) {
            $DB = 1;
            print "\n----- DEBUGGING -----\n\n";
        }
        if ( $args =~ /-debugX/i ) {
            $DBX = 1;
            print "\n----- SUPER-DUPER DEBUGGING -----\n\n";
        }
        else { $DBX = 0; }
        if ( $args =~ /-q/i ) {
            $q = 1;
        }
        if ( $args =~ /-t/i ) {
            $T    = 1;
            $TEST = 1;
            if ( $q < 1 ) { print "\n----- TESTING -----\n\n"; }
        }
        if ( $args =~ /--slow-seconds=/i ) {
            @data_in      = split( /--slow-seconds=/, $args );
            $slow_seconds = $data_in[1];
            $slow_seconds =~ s/ .*//gi;
            if ( $q < 1 ) {
                print "\n----- SLOW SECONDS OVERRIDE: $slow_seconds -----\n\n";
            }
        }
        else { $slow_seconds = ''; }
    }
}
else {
    print "no command line options set\n";
    $args         = "";
    $i            = 0;
    $slow_seconds = '60';
}
if ( $q < 1 ) {
    print "\n\n\n\n\n\n\n\n\n\n\n\n-- Vtiger_KILL_slow_queries.pl --\n\n";
    print
"This program is designed to kill slow SELECT queries launched from the Vtiger system. \n\n";
}
$i          = 0;
$US         = '_';
$phone_list = '|';
$DASH       = '-';
$noacct     = 0;
if ( !$VARDB_port ) { $VARDB_port = '3306'; }
use DBI;
$dbhA = DBI->connect( "DBI:mysql:$VARDB_database:$VARDB_server:$VARDB_port",
    "$VARDB_user", "$VARDB_pass" )
  or die "Couldn't connect to database: " . DBI->errstr;
$stmtA =
"SELECT use_non_latin,vtiger_server_ip,vtiger_dbname,vtiger_login,vtiger_pass FROM system_settings;";
$sthA = $dbhA->prepare($stmtA) or die "preparing: ",        $dbhA->errstr;
$sthA->execute                 or die "executing: $stmtA ", $dbhA->errstr;
$sthArows = $sthA->rows;

if ( $sthArows > 0 ) {
    @aryA             = $sthA->fetchrow_array;
    $non_latin        = "$aryA[0]";
    $vtiger_server_ip = "$aryA[1]";
    $vtiger_dbname    = "$aryA[2]";
    $vtiger_login     = "$aryA[3]";
    $vtiger_pass      = "$aryA[4]";
}
$sthA->finish();
$dbhB = DBI->connect( "DBI:mysql:$vtiger_dbname:$vtiger_server_ip:$VARDB_port",
    "$vtiger_login", "$vtiger_pass" )
  or die "Couldn't connect to database: " . DBI->errstr;
if ( $non_latin > 0 ) { $affected_rows = $dbhA->do("SET NAMES 'UTF8'"); }
$stmtB = "SHOW FULL PROCESSLIST;";
if ($DB) { print STDERR "\n|$stmtB|\n"; }
$sthB = $dbhB->prepare($stmtB) or die "preparing: ",        $dbhB->errstr;
$sthB->execute                 or die "executing: $stmtB ", $dbhB->errstr;
$sthBrows = $sthB->rows;
if ($DB) { print STDERR "\n|$sthBrows records|\n"; }
$i = 0;

while ( $sthBrows > $i ) {
    @aryB        = $sthB->fetchrow_array;
    $id[$i]      = $aryB[0];
    $user[$i]    = $aryB[1];
    $host[$i]    = $aryB[2];
    $db[$i]      = $aryB[3];
    $command[$i] = $aryB[4];
    $time[$i]    = $aryB[5];
    $state[$i]   = $aryB[6];
    $info[$i]    = $aryB[7];

    if ( $DBX > 0 ) {
        if ( $command[$i] !~ /^Sleep$/i ) {
            print
"$aryB[0]|$aryB[1]|$aryB[2]|$aryB[3]|$aryB[4]|$aryB[5]|$aryB[6]|$aryB[7]\n";
        }
    }
    $i++;
}
$sthB->finish();
$i = 0;
while ( $sthBrows > $i ) {
    if (   ( $db[$i] =~ /vtiger/i )
        && ( $info[$i] =~ /^SELECT /i )
        && ( $time[$i] >= $slow_seconds ) )
    {
        if ( $DB > 0 ) {
            print
"Killing process $id[$i], it has been running for $time[$i] seconds\n";
        }
        if ( $DBX > 0 ) { print "   STATE:\n$state[$i]\n"; }
        if ( $DBX > 0 ) { print "   INFO:\n$info[$i]\n"; }
        if ( $DBX > 0 ) { print "   QUERY:\n$command[$i]\n"; }
        $stmtB = "KILL $id[$i];";
        if ( !$T ) {
            $affected_rows = $dbhB->do($stmtB);
        }    #  or die  "Couldn't execute query: |$stmtB|\n";
        if ($DB) { print STDERR "\n|$affected_rows|$stmtB|\n"; }
        open( out, ">>$VDHLOGfile" )
          || die "Can't open $VDHLOGfile: $!\n";
        print out "DATETIME: $NOW_TIME\n";
        print out "ID:       $id[$i]\n";
        print out "USER:     $user[$i]\n";
        print out "HOST:     $host[$i]\n";
        print out "DB:       $db[$i]\n";
        print out "COMMAND:  $command[$i]\n\n";
        print out "TIME:     $time[$i]\n";
        print out "STATE:    $state[$i]\n";
        print out "INFO:     $info[$i]\n";
        close(out);
        chmod 0777, "$VDHLOGfile";
        $Tattempt++;
    }
    $i++;
}
$Falert = "\n\nTOTALS:\n";
$Falert .= "Queries: $i\n";
$Falert .= "Kills:   $Tattempt\n";
if ( $DB > 0 ) { print "$Falert"; }
$dbhA->disconnect();
$secY  = time();
$secZ  = ( $secY - $secX );
$secZm = ( $secZ / 60 );

if ( $q < 1 ) {
    print "script execution time in seconds: $secZ     minutes: $secZm\n";
}
exit;