From: Tom Hughes <tom@compton.nu>
Date: Fri, 3 Aug 2018 21:55:04 +0000 (+0100)
Subject: Add PDU environmental sensors to munin
X-Git-Url: https://git.openstreetmap.org/chef.git/commitdiff_plain/51c7169f70c83e5e857a2ee5560deda2c571c215?ds=sidebyside

Add PDU environmental sensors to munin
---

diff --git a/cookbooks/munin/files/default/plugins/snmp__apcpdu_humidity b/cookbooks/munin/files/default/plugins/snmp__apcpdu_humidity
new file mode 100755
index 000000000..590068955
--- /dev/null
+++ b/cookbooks/munin/files/default/plugins/snmp__apcpdu_humidity
@@ -0,0 +1,38 @@
+#!/usr/bin/perl
+
+=head1 MAGIC MARKERS
+
+  #%# family=snmpauto
+  #%# capabilities=snmpconf
+
+=cut
+
+use strict;
+use warnings;
+use Munin::Plugin::SNMP;
+
+my $session = Munin::Plugin::SNMP->session;
+
+if (defined $ARGV[0] and $ARGV[0] eq "config") {
+    my $host = $session->hostname;
+    my $warning = $session->get_single(".1.3.6.1.4.1.318.1.1.26.10.2.1.1.13.1");
+    my $critical = $session->get_single(".1.3.6.1.4.1.318.1.1.26.10.2.1.1.14.1");
+
+    print "host_name $host\n" unless $host eq "localhost";
+    print "graph_title Humidity\n";
+    print "graph_args -l 0\n";
+    print "graph_vlabel %\n";
+    print "graph_category sensors\n";
+    print "graph_info This graph shows the humidity from the PDUs environmental sensor.\n";
+
+    print "humidity.label Humidity\n";
+    print "humidity.type GAUGE\n";
+    print "humidity.info Relative humidity.\n";
+    print "humidity.draw LINE2\n";
+    print "humidity.warning ${warning}:\n";
+    print "humidity.critical ${critical}:\n";
+} else {
+    my $humidity = $session->get_single(".1.3.6.1.4.1.318.1.1.26.10.2.2.1.10.1");
+    
+    print "humidity.value ${humidity}\n";
+}
diff --git a/cookbooks/munin/files/default/plugins/snmp__apcpdu_temperature b/cookbooks/munin/files/default/plugins/snmp__apcpdu_temperature
new file mode 100755
index 000000000..309f47326
--- /dev/null
+++ b/cookbooks/munin/files/default/plugins/snmp__apcpdu_temperature
@@ -0,0 +1,40 @@
+#!/usr/bin/perl
+
+=head1 MAGIC MARKERS
+
+  #%# family=snmpauto
+  #%# capabilities=snmpconf
+
+=cut
+
+use strict;
+use warnings;
+use Munin::Plugin::SNMP;
+
+my $session = Munin::Plugin::SNMP->session;
+
+if (defined $ARGV[0] and $ARGV[0] eq "config") {
+    my $host = $session->hostname;
+    my $warning = $session->get_single(".1.3.6.1.4.1.318.1.1.26.10.2.1.1.11.1");
+    my $critical = $session->get_single(".1.3.6.1.4.1.318.1.1.26.10.2.1.1.10.1");
+
+    print "host_name $host\n" unless $host eq "localhost";
+    print "graph_title Temperature\n";
+    print "graph_args -l 0\n";
+    print "graph_vlabel Degrees Celsius\n";
+    print "graph_category sensors\n";
+    print "graph_info This graph shows the temperature from the PDUs environmental sensor.\n";
+
+    print "temperature.label Temperature\n";
+    print "temperature.type GAUGE\n";
+    print "temperature.info Temperature in degrees celsius.\n";
+    print "temperature.draw LINE2\n";
+    print "temperature.warning :${warning}\n";
+    print "temperature.critical :${critical}\n";
+} else {
+    my $temperature = $session->get_single(".1.3.6.1.4.1.318.1.1.26.10.2.2.1.8.1");
+
+    $temperature = $temperature / 10 unless $temperature eq "U";
+    
+    print "temperature.value ${temperature}\n";
+}
diff --git a/cookbooks/munin/templates/default/munin.conf.erb b/cookbooks/munin/templates/default/munin.conf.erb
index dd7d1f0fb..e8260717e 100644
--- a/cookbooks/munin/templates/default/munin.conf.erb
+++ b/cookbooks/munin/templates/default/munin.conf.erb
@@ -120,7 +120,23 @@ unknown_limit 144
     apcpdu_power.graph_total total
     apcpdu_power.power.label Power
     apcpdu_power.power.draw AREASTACK
-    apcpdu_power.power.min 0    
+    apcpdu_power.power.min 0
+    apcpdu_temperature.graph_title Temperature
+    apcpdu_temperature.graph_args --lower-limit 0
+    apcpdu_temperature.graph_vlabel Degrees Celsius
+    apcpdu_temperature.graph_category sensors
+    apcpdu_temperature.graph_order pdu1=pdu1.ams.openstreetmap.org:snmp_pdu1_ams_openstreetmap_org_apcpdu_temperature.temperature
+    apcpdu_temperature.temperature.label Temperature
+    apcpdu_temperature.temperature.draw LINE2
+    apcpdu_temperature.temperature.min 0
+    apcpdu_humidity.graph_title Humidity
+    apcpdu_humidity.graph_args --lower-limit 0
+    apcpdu_humidity.graph_vlabel %
+    apcpdu_humidity.graph_category sensors
+    apcpdu_humidity.graph_order pdu1=pdu1.ams.openstreetmap.org:snmp_pdu1_ams_openstreetmap_org_apcpdu_humidity.humidity
+    apcpdu_humidity.humidity.label Humidity
+    apcpdu_humidity.humidity.draw LINE2
+    apcpdu_humidity.humidity.min 0
 <% unless @frontends.empty? && @backends.empty? -%>
 
 # Configure compound graphs for www.openstreetmap.org
@@ -200,7 +216,7 @@ unknown_limit 144
     api_calls_error.http503.label 503 Service Unavailable
     api_calls_error.http503.warning :0.5
     api_calls_error.http509.sum <%= Chef::Munin.expand "%%.openstreetmap.org:api_calls_status.http509", @frontends %>
-    api_calls_error.http509.label 509 Bandwidth Limit Exceeded 
+    api_calls_error.http509.label 509 Bandwidth Limit Exceeded
     api_calls_error.http509.warning :5
     api_calls_num.graph_title Requests processed
     api_calls_num.graph_vlabel Number of requests per ${graph_period}