diff --git a/rabbitmq-connections b/rabbitmq-connections new file mode 100755 index 0000000..b34a2bd --- /dev/null +++ b/rabbitmq-connections @@ -0,0 +1,63 @@ +#!/bin/sh +# +# Plugin to monitor the number of connections to RabbitMQ +# +# Usage: Link or copy into /etc/munin/node.d/ +# +# Parameters +# env.conn_warn +# env.conn_crit +# +# Magic markers (optional - only used by munin-config and some +# installation scripts): +# +#%# family=auto +#%# capabilities=autoconf + +# If run with the "autoconf"-parameter, give our opinion on wether we +# should be run on this system or not. This is optinal, and only used by +# munin-config. In the case of this plugin, we should most probably +# always be included. + +if [ "$1" = "autoconf" ]; then + echo yes + exit 0 +fi + +# If run with the "config"-parameter, give out information on how the +# graphs should look. + +if [ "$1" = "config" ]; then + CONN_WARN=${queue_warn:-500} + CONN_CRIT=${queue_crit:-1000} + + # The host name this plugin is for. (Can be overridden to have + # one machine answer for several) + + # The title of the graph + echo 'graph_title RabbitMQ connections' + # Arguments to "rrdtool graph". In this case, tell it that the + # lower limit of the graph is '0', and that 1k=1000 (not 1024) + echo 'graph_args --base 1000 -l 0' + # The Y-axis label + echo 'graph_vlabel queue_size' + # We want Cur/Min/Avg/Max unscaled (i.e. 0.42 load instead of + # 420 milliload) + #echo 'graph_scale no' + + echo "connections.label Connections" + echo "connections.warning $CONN_WARN" + echo "connections.critical $CONN_CRIT" + echo "connections.info Number of active connections" + + echo 'graph_info Shows the number of connections to RabbitMQ' + # Last, if run with the "config"-parameter, quit here (don't + # display any data) + exit 0 +fi + +# If not run with any parameters at all (or only unknown ones), do the +# real work - i.e. display the data. Almost always this will be +# "value" subfield for every data field. + +echo "connections.value $(rabbitmqctl list_connections | grep -v "^Listing" | grep -v "done.$" | wc -l)"