149 lines
3.4 KiB
Perl
Executable File
149 lines
3.4 KiB
Perl
Executable File
#!/usr/bin/perl
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#
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# 2007-06-26
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# Written by Ghost
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#
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# 2008-04-16
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# Update: Wildcard version
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#
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# 2008-11-12
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# Update: Perl RCON system
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#
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# Configuration variables
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#
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# srcdspass - RCON password
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# srcdssamples - Number of samples to take (optional, default: 5)
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# srcdsfpsmax - Maximum FPS on the game server (optional, default: 1000)
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#
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# Magic markers - optional - used by installation scripts and
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# munin-config:
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#
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#%# family=contrib
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#%# capabilities=autoconf
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use strict;
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# Set library path correctly
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use File::Basename;
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if (-l $0) {
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push(@INC, dirname(readlink($0)));
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}
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push(@INC, dirname($0));
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# Load Rcon module or exit with failure message
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if (!eval "require Rcon") {
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print "Failed to load Rcon module. ";
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print "Make sure Rcon.pm is copied to Munin plugins directory.\n";
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exit 1;
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}
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# Parse hostname and port from the plugin filename
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my ($HOST, $PORT) = $0 =~ m/.*_([^:]+)_(\d+)$/;
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if (!defined($HOST) || !defined($PORT)) {
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print "Could not parse server address from filename.\n";
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exit 1;
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}
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# Load config variables or use default values
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my $PASS = $ENV{srcdspass} || "";
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my $SAMPLES = $ENV{srcdssamples} || 5;
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my $MAX = $ENV{srcdsfpsmax} || 1000;
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# Print config or do plugin test if asked
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my $arg = shift();
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if ($arg eq 'config') {
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print_config();
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} elsif ($arg eq 'autoconf') {
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test_service();
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}
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#
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# Main program starts here
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#
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my $fps_avg = 0;
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my @fps_samples;
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my $sock = Rcon::sock_connect($HOST, $PORT);
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if (!$sock) {
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print "Could not open socket to $HOST:$PORT.\n";
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exit 1;
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}
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if (!Rcon::rcon_auth($sock, $PASS)) {
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print "Could not authenticate.\n";
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exit 1;
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}
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for (my $i = 0; $i < $SAMPLES; $i++) {
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my $reply = Rcon::rcon_command($sock, "stats");
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if (!defined($reply)) {
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print "Did not receive reply from server (sample $i).\n";
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next;
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}
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my @reply = split(/\n/, $reply);
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foreach my $statline (@reply) {
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next if ($statline !~ m/\s*[\w+\.]+\s+[\w+\.]+\s+[\w+\.]+\s+\d+\s+\d+\s+[\w+\.]+\s+\d+/);
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my ($cpu, $in, $out, $uptime, $users, $fps, $players) = ($statline =~ m/^\s*([\w+\.]+)\s+([\w+\.]+)\s+([\w+\.]+)\s+(\d+)\s+(\d+)\s+([\w+\.]+)\s+(\d+)/);
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if (defined($fps)) {
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push(@fps_samples, $fps);
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}
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}
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select(undef, undef, undef, 0.2); # Wait moment before next sample
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}
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# MEAN
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if (@fps_samples) {
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foreach (@fps_samples) {
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$fps_avg += int($_);
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}
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$fps_avg /= ($#fps_samples+1);
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$fps_avg = int($fps_avg);
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print "fps.value $fps_avg\n";
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}
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# MEDIAN
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#if (@fps_samples) {
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# @fps_samples = sort {$a <=> $b} @fps_samples;
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# my $median = int($#fps_samples / 2 + 0.5);
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# $fps_avg = $fps_samples[$median];
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#}
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sub print_config {
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print("graph_title Server FPS at $HOST:$PORT\n",
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"graph_args --base 1000\n",
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"graph_vlabel FPS\n",
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"graph_category games\n",
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"graph_info The number of frames per second generated by Source game server, such as HL2, CS:S and DoD:S.\n");
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print ("fps.label FPS\n",
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"fps.min 0\n",
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"fps.max $MAX\n",
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"fps.type GAUGE\n");
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exit 0;
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}
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sub test_service {
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my $sock = Rcon::sock_connect($HOST, $PORT);
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if (!$sock) {
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print "no (could not open socket to $HOST:$PORT)\n";
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exit 1;
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}
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if (!Rcon::rcon_auth($sock, $PASS)) {
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print "no (could not authenticate)\n";
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exit 1;
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}
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if (!defined(Rcon::rcon_command($sock, "stats"))) {
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print "no (did not receive reply from server)\n";
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exit 1;
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}
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print "yes\n";
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exit 0;
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}
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