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diff --git a/roles/common/files/usr/local/share/munin/plugins/slapd2 b/roles/common/files/usr/local/share/munin/plugins/slapd2
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+++ b/roles/common/files/usr/local/share/munin/plugins/slapd2
@@ -0,0 +1,269 @@
+#!/usr/bin/perl -w
+
+# Munin plugin for monitoring slapd. Based on Bjorn Ruberg's slapd_
+# plugin. The main difference is that in our case munin SASL-binds
+# against the LDAP directory, and a single connection is used to collect
+# all statistics.
+# Copyright Bjorn Ruberg <bjorn@ruberg.no>
+# Copyright © 2015 Guilhem Moulin <guilhem@fripost.org>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, version 2 of the License.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+use warnings;
+use strict;
+
+use Net::LDAP ();
+use Net::LDAP::Util ();
+use Authen::SASL ();
+
+# The possible measurements
+my %OPS =
+ ('statistics_bytes'
+ => {
+ 'search' => "cn=Bytes,cn=Statistics",
+ 'desc' => "The number of bytes sent by the LDAP server.",
+ 'vlabel' => 'Bytes per ${graph_period}',
+ 'label' => 'Bytes',
+ 'title' => "Number of bytes sent",
+ 'info' => "The graph shows the number of bytes sent",
+ 'scope' => "base"
+ },
+ 'statistics_pdu'
+ => {
+ 'search' => "cn=PDU,cn=Statistics",
+ 'desc' => "The number of PDUs sent by the LDAP server.",
+ 'vlabel' => 'PDUs per ${graph_period}',
+ 'label' => 'PDUs',
+ 'title' => "Number of PDUs sent",
+ 'info' => "The graph shows the number of PDUs sent",
+ 'scope' => "base"
+ },
+ # Referrals
+ 'statistics_referrals'
+ => {
+ 'search' => "cn=Referrals,cn=Statistics",
+ 'desc' => "The number of Referrals sent by the LDAP server.",
+ 'vlabel' => 'Referrals per ${graph_period}',
+ 'label' => 'Referrals',
+ 'title' => "Number of LDAP Referrals",
+ 'info' => "The graph shows the number of referrals sent",
+ 'scope' => "base"
+ },
+ # Entries
+ 'statistics_entries'
+ => {
+ 'search' => "cn=Entries,cn=Statistics",
+ 'desc' => "The number of Entries sent by the LDAP server.",
+ 'vlabel' => 'Entries per ${graph_period}',
+ 'label' => 'Entries',
+ 'title' => "Number of LDAP Entries",
+ 'info' => "The graph shows the number of entries sent",
+ 'scope' => "base"
+ },
+ # Only read Total
+ 'connections'
+ => {
+ 'search' => 'cn=Total,cn=Connections',
+ 'desc' => 'The number of connections',
+ 'label' => 'Connections',
+ 'vlabel' => 'Connections per ${graph_period}',
+ 'title' => 'Number of Connections',
+ 'info' => 'Number of connections to the LDAP server',
+ 'scope' => "base"
+ },
+ # dn: cn=Write,cn=Waiters,cn=Monitor
+ # dn: cn=Read,cn=Waiters,cn=Monitor
+ 'waiters'
+ => {
+ 'search' => 'cn=Waiters',
+ 'filter' => '(|(cn=Write)(cn=Read))',
+ 'desc' => "The current number of Waiters",
+ 'label2' => {'write' => 'Write',
+ 'read' => 'Read'},
+ 'vlabel' => "Waiters",
+ 'title' => "Number of Waiters",
+ 'info' => "The graph shows the number of Waiters"
+ },
+ 'operations'
+ => {
+ 'search' => "cn=Operations",
+ 'desc' => "Operations",
+ 'vlabel' => 'Operations per ${graph_period}',
+ 'label' => 'Operations',
+ 'title' => "Operations",
+ 'info' => "Number of completed LDAP operations"
+ },
+ 'operations_diff'
+ => {
+ 'search' => "cn=Operations",
+ 'desc' => "Operations deviance",
+ 'vlabel' => 'Deviance',
+ 'label' => 'Deviance',
+ 'title' => "Operations deviance",
+ 'info' => "Deviance between Initiated and Completed ops"
+ }
+ );
+
+
+my $ldap = Net::LDAP::->new( 'ldapi://' );
+my $sasl = Authen::SASL::->new( mechanism => 'EXTERNAL' );
+my $mesg = $ldap->bind( undef, sasl => $sasl );
+die "LDAP error code $mesg->code: $mesg->error\n",
+ Net::LDAP::Util::ldap_error_text($mesg), "\n"
+ if $mesg->code;
+my $basedn = 'cn=Monitor';
+
+
+if (@ARGV and $ARGV[0] eq 'config') {
+ foreach my $action (keys %OPS) {
+ print "multigraph slapd2_$action\n";
+ print "graph_title $OPS{$action}->{title}\n";
+ print "graph_info $OPS{$action}->{info}\n";
+ print "graph_vlabel $OPS{$action}->{vlabel}\n";
+ print "graph_args --base 1000 -l 0\n";
+ print "graph_scale no\n";
+ print "graph_category OpenLDAP\n";
+
+ if ($OPS{$action}->{label2}) {
+ foreach my $key (keys %{$OPS{$action}->{label2}}) {
+ my $name = $action . "_" . $key;
+ print "$name.label $OPS{$action}->{label2}->{$key}\n";
+ print "$name.type GAUGE\n";
+ }
+ } elsif ($action =~ /^operations(?:_diff)?$/) {
+ my $mesg = $ldap->search ( base => "$OPS{$action}->{search},$basedn"
+ , scope => 'one'
+ , deref => 'never'
+ , filter => '(objectclass=*)'
+ , attrs => [ 'monitorOpInitiated'
+ , 'monitorOpCompleted'
+ , 'cn' ]
+ );
+ die "LDAP error code $mesg->code: $mesg->error\n",
+ Net::LDAP::Util::ldap_error_text($mesg), "\n"
+ if $mesg->code;
+
+ while (my $e = $mesg->pop_entry) {
+ my $cn = $e->get_value('cn');
+ my $name = $action .'_'. lc $cn;
+ print "$name.label $cn\n";
+ print "$name.type DERIVE\n";
+ print "$name.min 0\n";
+
+ if ($action eq "operations") {
+ print "$name.info The number of $cn operations\n";
+ } else {
+ print "$name.info The difference between Initiated ";
+ print "and Completed operations (should be 0)\n";
+ print "$name.warning 1\n";
+ }
+ }
+ } else {
+ print "$action.label $OPS{$action}->{label}\n";
+ print "$action.type DERIVE\n";
+ print "$action.min 0\n";
+ }
+ }
+}
+
+else {
+ foreach my $action (keys %OPS) {
+ my $searchdn = "$OPS{$action}->{search},$basedn";
+ my @searchattrs;
+
+ if ($action =~ /^operations(_diff)?$/) {
+ # We look for different parameters in Operations branch
+ @searchattrs = ('monitorOpInitiated', 'monitorOpCompleted', 'cn');
+ } else {
+ @searchattrs = ('monitorCounter', 'cn');
+ }
+
+ my $mesg = $ldap->search ( base => "$OPS{$action}->{search},$basedn"
+ , scope => $OPS{$action}->{scope} // 'one'
+ , deref => 'never'
+ , filter => $OPS{$action}->{filter} // '(objectclass=*)'
+ , attrs => \@searchattrs
+ );
+ die "LDAP error code $mesg->code: $mesg->error\n",
+ Net::LDAP::Util::ldap_error_text($mesg), "\n"
+ if $mesg->code;
+
+ print "multigraph slapd2_$action\n";
+ while (my $e = $mesg->pop_entry) {
+ my $cn = $e->get_value('cn');
+ if ($action =~ /operations(_diff)?$/) {
+ if ($1) {
+ my $opsInit = $e->get_value('monitorOpInitiated');
+ my $opsComp = $e->get_value('monitorOpCompleted');
+ printf "operations_diff_%s.value %d\n", lc $cn, ($opsInit - $opsComp);
+ } else {
+ printf "operations_%s.value %d\n", lc $cn, $e->get_value('monitorOpCompleted');
+ }
+ } else {
+ # Hotfix, must do for now
+ printf "%s.value %d\n",
+ (($action =~ /_/ or $action eq 'connections') ? lc $action : lc "${action}_${cn}"),
+ $e->get_value('monitorCounter');
+ }
+ }
+ }
+}
+
+#$mesg = $ldap->search( base => 'cn=Monitor'
+# , scope => 'base'
+# , deref => 'never'
+# , attrs =>
+
+$ldap->unbind();
+
+
+#$mesg =
+# $ldap->search (
+# base => $searchdn,
+# scope => $scope,
+# filter => $filter,
+# attrs => $searchattrs,
+# );
+#
+#$mesg->code && die $mesg->error;
+#
+#my $max = $mesg->count;
+#
+#for (my $i = 0 ; $i < $max ; $i++) {
+# my $entry = $mesg->entry ($i);
+# my $cn = $entry->get_value('cn');
+# if ($action =~ /operations(_diff)?$/) {
+# if ($1) {
+# my $opsInit =
+# $entry->get_value('monitorOpInitiated');
+# my $opsComp =
+# $entry->get_value('monitorOpCompleted');
+# print lc ("operations_diff_${cn}.value ");
+# print ($opsInit - $opsComp);
+# print "\n";
+# } else {
+# print lc ("operations_${cn}.value ");
+# print $entry->get_value('monitorOpCompleted'),
+# "\n";
+# }
+# } else {
+# # Hotfix, must do for now
+# if ($action =~ /_/ || $action eq 'connections') {
+# print lc ("${action}.value ");
+# } else {
+# print lc ("${action}_${cn}.value ");
+# }
+# print $entry->get_value('monitorCounter'), "\n";
+# }
+#}
+#$ldap->unbind;
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-28 04:24:48 +0000