drbd-utils: munin/nagios plugins are vendored
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drbd-utils/README.md
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27
drbd-utils/README.md
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# drbd-utils
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Install tools to setup DRBD replication accross servers.
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## Tasks
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Everything is in the `tasks/main.yml` file.
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## Available variables
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The variable `admin_users` must be a "dict" of one or more users :
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```
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admin_users:
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foo:
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name: foo
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uid: 1001
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fullname: 'Mr Foo'
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password_hash: 'sdfgsdfgsdfgsdfg'
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ssh_key: 'ssh-rsa AZERTYXYZ'
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bar:
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name: bar
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uid: 1002
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fullname: 'Mr Bar'
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password_hash: 'gsdfgsdfgsdfgsdf'
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ssh_key: 'ssh-rsa QWERTYUIOP'
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```
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drbd-utils/files/munin/drbd-plugin
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drbd-utils/files/munin/drbd-plugin
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#!/usr/bin/perl
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# http://www.drbd.org/users-guide/ch-admin.html#s-proc-drbd
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use strict;
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my $file="/proc/drbd";
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my $store = {};
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my $temp;
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&crunch;
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&display;
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sub display{
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if ($ARGV[0] and $ARGV[0] eq "config"){
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print "graph_title DRBD\n";
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print "graph_category DRBD\n";
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print "graph_info Graph DRBD\n";
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print "graph_vlabel Bytes per \${graph_period} read (-) / written (+)\n";
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print "graph_args --base 1024 --lower-limit 0\n";
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foreach my $key ( keys %$store ){
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my $drbdname = 'drbd'.$key;
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print $drbdname."dr.label $drbdname disk\n";
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print $drbdname."dr.cdef ".$drbdname."dr,819,*\n";
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print $drbdname."dr.type DERIVE\n";
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print $drbdname."dr.min 0\n";
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print $drbdname."dr.graph no\n";
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print $drbdname."dw.label $drbdname disk\n";
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print $drbdname."dw.cdef ".$drbdname."dw,819,*\n";
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print $drbdname."dw.type DERIVE\n";
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print $drbdname."dw.min 0\n";
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print $drbdname."dw.negative ".$drbdname."dr\n";
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print $drbdname."nr.label $drbdname net\n";
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print $drbdname."nr.cdef ".$drbdname."nr,819,*\n";
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print $drbdname."nr.type DERIVE\n";
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print $drbdname."nr.min 0\n";
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print $drbdname."nr.graph no\n";
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print $drbdname."ns.label $drbdname net\n";
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print $drbdname."ns.cdef ".$drbdname."ns,819,*\n";
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print $drbdname."ns.type DERIVE\n";
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print $drbdname."ns.min 0\n";
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print $drbdname."ns.negative ".$drbdname."nr\n";
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}
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exit 0;
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}
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foreach my $key ( keys %$store ){
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my $drbdname = 'drbd'.$key;
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print $drbdname."dw.value ".$store->{$key}->{'dw'}."\n";
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print $drbdname."dr.value ".$store->{$key}->{'dr'}."\n";
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print $drbdname."ns.value ".$store->{$key}->{'ns'}."\n";
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print $drbdname."nr.value ".$store->{$key}->{'nr'}."\n";
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}
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}
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sub crunch{
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open (IN, $file ) || die "Could not open $file for reading: $!";
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while (<IN>){
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next if /version:|GIT-hash:/;
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chomp;
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my ($drbd) = $_ =~ /^\s+(\d):/;
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$temp = $drbd if $drbd =~ /\d/;
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if (/resync/){
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my ($hits) = $_ =~ /hits:(\d*)/;
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$store->{ $temp }->{'resync'}->{hits} = $hits if $hits ne undef;
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my ($misses) = $_ =~ /misses:(\d*)/;
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$store->{ $temp }->{'resync'}->{misses} = $misses if $misses ne undef;
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my ($starving) = $_ =~ /starving:(\d*)/;
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$store->{ $temp }->{'resync'}->{starving} = $starving if $starving ne undef;
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my ($dirty) = $_ =~ /dirty:(\d*)/;
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$store->{ $temp }->{'resync'}->{dirty} = $dirty if $dirty ne undef;
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my ($changed) = $_ =~ /changed:(\d*)/;
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$store->{ $temp }->{'resync'}->{changed} = $changed if $changed ne undef;
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}
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if (/act_log/){
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my ($hits) = $_ =~ /hits:(\d*)/;
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$store->{ $temp }->{'act_log'}->{hits} = $hits if $hits ne undef;
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my ($misses) = $_ =~ /misses:(\d*)/;
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$store->{ $temp }->{'act_log'}->{misses} = $misses if $misses ne undef;
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my ($starving) = $_ =~ /starving:(\d*)/;
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$store->{ $temp }->{'act_log'}->{starving} = $starving if $starving ne undef;
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my ($dirty) = $_ =~ /dirty:(\d*)/;
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$store->{ $temp }->{'act_log'}->{dirty} = $dirty if $dirty ne undef;
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my ($changed) = $_ =~ /changed:(\d*)/;
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$store->{ $temp }->{'act_log'}->{changed} = $changed if $changed ne undef;
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}
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my ($ns) = $_ =~ /ns:(\d*)/;
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$store->{ $temp }->{'ns'} = $ns if $ns ne undef;
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my ($nr) = $_ =~ /nr:(\d*)/;
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$store->{ $temp }->{'nr'} = $nr if $ns ne undef;
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my ($dw) = $_ =~ /dw:(\d*)/;
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$store->{ $temp }->{'dw'} = $dw if $dw ne undef;
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my ($dr) = $_ =~ /dr:(\d*)/;
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$store->{ $temp }->{'dr'} = $dr if $dr ne undef;
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my ($al) = $_ =~ /al:(\d*)/;
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$store->{ $temp }->{'al'} = $al if $dr ne undef;
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my ($bm) = $_ =~ /bm:(\d*)/;
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$store->{ $temp }->{'bm'} = $bm if $dr ne undef;
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my ($lo) = $_ =~ /lo:(\d*)/;
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$store->{ $temp }->{'lo'} = $lo if $dr ne undef;
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my ($pe) = $_ =~ /pe:(\d*)/;
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$store->{ $temp }->{'pe'} = $pe if $dr ne undef;
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my ($ua) = $_ =~ /ua:(\d*)/;
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$store->{ $temp }->{'ua'} = $ua if $dr ne undef;
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my ($ap) = $_ =~ /ap:(\d*)/;
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$store->{ $temp }->{'ap'} = $ap if $ap ne undef;
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my ($hits) = $_ =~ /hits:(\d*)/;
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$store->{ $temp }->{'hits'} = $hits if $hits ne undef;
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my ($used) = $_ =~ /used:(\d*\\\d*)\s/;
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$store->{ $temp }->{'used'} = $used if $used ne undef;
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}
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close (IN);
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#print Dumper \$store;
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}
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exit 0;
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0
drbd-utils/files/nagios/check_drbd
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0
drbd-utils/files/nagios/check_drbd
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@ -1,9 +1,6 @@
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---
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- include: packages.yml
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- name: Mount /usr in rw
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command: mount -o remount,rw /usr warn=no
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changed_when: False
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- include: munin.yml
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- include: nagios.yml
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---
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# https://raw.githubusercontent.com/munin-monitoring/contrib/master/plugins/drbd/drbd
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- name: Get Munin plugin
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get_url:
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url: 'https://raw.githubusercontent.com/munin-monitoring/contrib/master/plugins/drbd/drbd'
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dest: '/etc/munin/plugins/'
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copy:
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src: munin/drbd-plugin
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dest: /etc/munin/plugins/drbd
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mode: "755"
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notify: restart munin-node
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- name: Copy Munin plugin conf
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copy:
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src: files/munin-plugins
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dest: '/etc/munin/plugin-conf.d/drbd'
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src: munin/drbd-config
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dest: /etc/munin/plugin-conf.d/drbd
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notify: restart munin-node
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---
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- name: Get Nagios plugin
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get_url:
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url: 'https://exchange.nagios.org/components/com_mtree/attachment.php?link_id=3367&cf_id=30'
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dest: '/usr/local/lib/nagios/plugins/check_drbd'
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- name: Mount /usr in rw
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command: mount -o remount,rw /usr warn=no
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changed_when: False
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# https://exchange.nagios.org/components/com_mtree/attachment.php?link_id=3367&cf_id=30
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- name: Install Nagios plugin
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copy:
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src: "nagios/check_drbd"
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dest: "/usr/local/lib/nagios/plugins/check_drbd"
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mode: "755"
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