mirror of
https://github.com/munin-monitoring/contrib.git
synced 2018-11-08 00:59:34 +01:00
127 lines
3.3 KiB
Perl
Executable File
127 lines
3.3 KiB
Perl
Executable File
#!/usr/bin/perl
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#
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# Parameters supported:
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#
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# config
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# autoconf
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#
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# Configurable variables
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#
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# url - Override default status-url
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#
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# Must be symlinked to what the graph should monitor. Run with --suggest
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# to see valid targets - or just run munin-node-configure --shell
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#
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# Written by Bjørn Ruberg 2006-2007
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#
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# Magic markers:
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#%# family=auto
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#%# capabilities=autoconf suggest
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my $ret = undef;
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if (!eval "require LWP::UserAgent;") {
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$ret = "LWP::UserAgent not found";
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}
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# watch-list exists on localhost
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# watch-info does not
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my %plugs = (
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'bytes' => 'Input/output (bytes)',
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'requests' => 'Requests',
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'documents' => 'Documents served',
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);
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my $URL = exists $ENV{'url'} ? $ENV{'url'} : "http://localhost:%d/watch-list";
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my @PORTS = exists $ENV{'ports'} ? split(' ', $ENV{'ports'}) : (80);
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my $type = "throughput";
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if (exists $ARGV[0] and $ARGV[0] eq "autoconf") {
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if ($ret) {
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print "no ($ret)\n";
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exit 1;
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}
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my $ua = LWP::UserAgent->new (timeout => 30);
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my @badports;
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foreach my $port (@PORTS) {
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my $url = sprintf $URL, $port;
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my $response = $ua->request (HTTP::Request->new('GET', $url));
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push @badports, $port unless $response->is_success;
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}
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if (@badports) {
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print "no (no mod_watch exists on ports @badports)\n";
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exit 1;
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} else {
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print "yes\n";
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exit 0;
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}
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}
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if (exists $ARGV[0] and $ARGV[0] eq "suggest") {
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while (my ($key, undef) = each %plugs) {
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print "$key\n";
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}
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exit 0;
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}
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my @servers = ();
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my @data;
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foreach my $port (@PORTS) {
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my $ua = LWP::UserAgent->new (timeout => 30);
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my $url = sprintf $URL, $port;
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my $response = $ua->request (HTTP::Request->new ('GET', $url));
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foreach my $string (split (/\n/, $response->content)) {
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my ($server, undef, $ifInOctets, $ifOutOctets, $ifRequests,
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$ifDocuments) = split (/\s/, $string, 6);
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push @servers, $server unless $server eq "SERVER";
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push @data, "$server $ifInOctets $ifOutOctets $ifRequests $ifDocuments"
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unless $server eq "SERVER";
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}
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}
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# From here and out, the plugin must be run with a symlinked service.
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my $check = join ("|", keys %plugs);
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die ("Plugin must be symlinked to aspect to be monitored")
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unless $0 =~ /\_($check)$/;
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my $action = $1;
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if (exists $ARGV[0] and $ARGV[0] eq "config") {
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print "graph_title Apache $plugs{$action}\n";
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print "graph_args --base 1000 -l 0\n";
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print "graph_category webserver\n";
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print "graph_vlabel activity\n";
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my $i = 0;
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foreach my $server (sort (@servers)) {
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(my $txtserver = $server) =~ s/(-|\.)/\_/g;
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my $draw = ($i==0) ? 'AREA' : 'STACK';
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if ($action eq "bytes") {
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print "${txtserver}.label $server\n";
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print "${txtserver}.draw $draw\n";
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print "${txtserver}.type COUNTER\n";
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} else {
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print "${txtserver}.label $server\n";
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print "${txtserver}.draw $draw\n";
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print "${txtserver}.type COUNTER\n";
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}
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$i++;
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}
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exit 0;
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}
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foreach my $string (sort (@data)) {
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my ($server, $ifInOctets, $ifOutOctets, $ifRequests, $ifDocuments) =
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split (/\s/, $string);
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(my $txtserver = $server) =~ s/(-|\.)/\_/g;
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if ($action eq "documents") {
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print "${txtserver}.value $ifDocuments\n";
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} elsif ($action eq "requests") {
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print "${txtserver}.value $ifRequests\n";
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} elsif ($action eq "bytes") {
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print "${txtserver}.value " . ($ifInOctets + $ifOutOctets) . "\n";
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}
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}
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