#!/bin/bash # # Munin plugin for ejabberd2. # # Written by Lasse Karstensen 2007-05-27. # Based on ejabberd-plugin by Christian Dröge # # Status, memory, threads, ejabberd2 and other code optimalisation # by Peter Viskup # # As connected users, registered users and server-connections have somewhat # different scales, this plugin uses munins suggest feature to create three # different graphs. # # ejabberd_connections # ejabberd_users # ejabberd_registrations # ejabberd_statuses # ejabberd_memory # ejabberd_threads # ejabberd_userindays # ejabberd_uptime # # use ln -s ejabberd ejabberd_(connections|users|registrations) # to activate. # # If the autodetect-feature for vhosts breaks, you can set # """ # [ejabberd*] # env.vhosts foo.com bar.com # """ # in plugin-conf.d/munin-node to override it. # (user root may also be smart/not so smart depending on your setup.) # #%# family=auto #%# capabilities=autoconf suggest EJCTL=$(which ejabberdctl) # Add munin argument to ejabberdctl to prevent a lot of ejabberdctl # records in memory see discussion: # http://lists.jabber.ru/pipermail/ejabberd/2009-September/005337.html EJVER=$($EJCTL status | awk '/^ejabberd / {print $2}') if [ "$1" == "autoconf" ]; then if [ -x $EJCTL > /dev/null ]; then echo yes exit 0 fi echo "no (ejabberdctl not found)" exit 1 fi if [ "$1" == "suggest" ]; then echo "connections" echo "users" echo "registrations" echo "statuses" echo "memory" echo "threads" echo "usersindays" echo "uptime" exit 0 fi # trying to autodetect running vhosts. if [ -z "$vhosts" ]; then for CFGPATH in /etc/ejabberd /usr/local/ejabberd/etc; do if [ -f "$CFGPATH/ejabberd.cfg" ]; then EJCFG=$CFGPATH/ejabberd.cfg; fi done if [ -z "$EJCFG" ]; then echo "Unable to find ejabberd.cfg. Exiting." > /dev/stderr exit -1 fi # you have to have all of vhosts defined on one line in $EJCFG or in plugins-conf.d/munin-node config file vhosts=$(awk '/^\s*{hosts/ {gsub( /\{\s?hosts\s?,|[\",\[\]]|\}\s?.|localhost/ ,""); print;}' $EJCFG); fi # get ejabberd PID if [[ ${EJVER%\.[0-9]} == 2.1 ]]; then EJPID=$(cat /var/run/ejabberd/ejabberd.pid) else EJPID=$(ps -ef | awk '/\/bin\/beam.smp/ && !/awk/ {print $2}') fi if [ -z "$vhosts" ]; then echo "No vhosts to sample." > /dev/stderr echo "Please set env.vhosts in plugins-conf.d/munin-node." > /dev/stderr exit -1 fi MODE=`basename $0 | sed 's/^ejabberd_//g'` if ! [ "$MODE" == "connections" -o "$MODE" == "users" \ -o "$MODE" == "registrations" -o "$MODE" == "statuses" \ -o "$MODE" == "memory" -o "$MODE" == "threads" \ -o "$MODE" == "usersindays" -o "$MODE" == "uptime" ]; then echo "ERROR: Unknown mode \"$MODE\". Exiting." > /dev/stderr exit -1 else # EJCTL="$EJCTL munin$MODE" EJCTL="$EJCTL munin" fi if [ "$1" = "config" ]; then if [ "$MODE" == "memory" ]; then echo 'graph_args --base 1024 -l 0' echo 'graph_scale yes' echo 'graph_category ejabberd' echo 'graph_info This graph shows a statistic of ejabberd' echo 'graph_title Memory of ejabberd process' echo 'graph_vlabel Bytes' echo "ejabberd_memory_size.label actual memory"; echo "ejabberd_memory_size.info Memory used by ejabberd process in Bytes"; echo "ejabberd_memory_peak.label memory peak"; echo "ejabberd_memory_peak.info Memory peak of ejabberd process in Bytes"; else echo 'graph_args --base 1000 -l 0' echo 'graph_scale no' echo 'graph_category ejabberd' echo 'graph_info This graph shows a statistic of ejabberd' if [ "$MODE" == "connections" ]; then echo 'graph_title ejabberd server-to-server conections' echo 'graph_vlabel s2s' echo 's2s_connections_out.label incoming s2s connections' echo 's2s_connections_out.info Number of outgoing server to server connections' echo 's2s_connections_in.label outgoing s2s connections' echo 's2s_connections_in.info Number of incoming server to server connections' elif [ "$MODE" == "users" ]; then echo 'graph_title ejabberd connected users' echo 'graph_vlabel users' for host in $vhosts; do formathost=$(echo $host | tr '.' '_') echo "connected_users_$formathost.label $host connected users"; echo "connected_unique_users_$formathost.label $host unique connected users"; done; elif [ "$MODE" == "registrations" ]; then echo 'graph_title ejabberd registrations' echo 'graph_vlabel users' for host in $vhosts; do formathost=$(echo $host | tr '.' '_') echo "registered_$formathost.label $host registered users"; echo "registered_$formathost.info Registered users for vhost $host" done; elif [ "$MODE" == "statuses" ]; then echo 'graph_title users with statuses' echo 'graph_vlabel users' for host in $vhosts; do for status in $statuses; do formathost=$(echo $host | tr '.' '_') echo "status_${formathost}_${status}.label $status on $host"; echo "status_${formathost}_${status}.info Users with status $status on $host [xa=not available, dnd=(do not disturb) or (busy), chat=free for chat]"; done; done; elif [ "$MODE" == "threads" ]; then echo 'graph_title Threads of ejabberd process' echo 'graph_vlabel threads' echo "ejabberd_threads.label number of threads"; echo "ejabberd_threads.info Number of threads of ejabberd process"; elif [ "$MODE" == "usersindays" ]; then echo 'graph_title Active users in last days' echo 'graph_vlabel users' for host in $vhosts; do for num in $days; do formathost=$(echo $host | tr '.' '_') echo "usersindays_${formathost}_${num}.label active users on $host in last $num days"; echo "usersindays_${formathost}_${num}.info Number of users active on $host in last $num days"; done; done; elif [ "$MODE" == "uptime" ]; then echo 'graph_title Uptime of ejabberd server' echo 'uptime in days' echo "uptime.label uptime" echo 'uptime.draw AREA' fi fi exit 0 fi if [ "$MODE" == "connections" ]; then echo "s2s_connections_out.value $($EJCTL outgoing_s2s_number)" echo "s2s_connections_in.value $($EJCTL incoming_s2s_number)" exit 0 fi if [[ ${EJVER%\.[0-9]} == 2.1 ]]; then if [ "$MODE" == "users" ]; then for host in $vhosts; do formathost=$(echo $host | tr '.' '_') echo "connected_users_$formathost.value $($EJCTL stats_host onlineusers $host)"; echo "connected_unique_users_$formathost.value $($EJCTL connected_users_vhost $host | awk -v var=$host -F/ '{users[$1]} END {for (user in users) {if (index(user,var)) {count++}} print count}')"; done exit 0 fi if [ "$MODE" == "registrations" ]; then for host in $vhosts; do formathost=$(echo $host | tr '.' '_') num=$($EJCTL stats_host registeredusers $host) if [ "$?" != 0 ]; then num="U" fi echo "registered_$formathost.value $num"; done exit 0 fi if [ "$MODE" == "statuses" ]; then for host in $vhosts; do formathost=$(echo $host | tr '.' '_') for status in $statuses; do num=$($EJCTL status_num_host $host $status) if [ "$?" != 0 ]; then num="U" fi echo "status_${formathost}_${status}.value $num"; done done exit 0 fi if [ "$MODE" == "usersindays" ]; then for host in $vhosts; do for num in $days; do formathost=$(echo $host | tr '.' '_') echo "usersindays_${formathost}_${num}.value $($EJCTL num_active_users $host $num)"; done; done; exit 0 fi if [ "$MODE" == "uptime" ]; then echo "uptime.value $($EJCTL stats uptimeseconds | awk '{printf "%.2f", $1/86400}')" fi elif [[ ${EJVER%\.[0-9]} == 2.0 ]]; then if [ "$MODE" == "users" ]; then for host in $vhosts; do formathost=$(echo $host | tr '.' '_') echo "connected_users_$formathost.value $($EJCTL vhost $host stats onlineusers)"; echo "connected_unique_users_$formathost.value $($EJCTL connected-users | awk -v var=$host -F/ '{users[$1]} END {for (user in users) {if (index(user,var)) {count++}} print count}')"; done exit 0 fi if [ "$MODE" == "registrations" ]; then for host in $vhosts; do formathost=$(echo $host | tr '.' '_') num=$($EJCTL vhost $host stats registeredusers) if [ "$?" != 0 ]; then num="U" fi echo "registered_$formathost.value $num" done exit 0 fi if [ "$MODE" == "statuses" ]; then for host in $vhosts; do formathost=$(echo $host | tr '.' '_') for status in $statuses; do num=$($EJCTL vhost $host status-num $status) if [ "$?" != 0 ]; then num="U" fi echo "status_${formathost}_${status}.value $num"; done done exit 0 fi if [ "$MODE" == "usersindays" ]; then for host in $vhosts; do for num in $days; do formathost=$(echo $host | tr '.' '_') echo "usersindays_${formathost}_${num}.value $($EJCTL vhost $host num-active-users $num)"; done; done; exit 0 fi if [ "$MODE" == "uptime" ]; then echo "uptime.value $($EJCTL stats uptime-seconds | awk '{printf "%.2f", $1/86400}')" fi fi if [ "$MODE" == "memory" ]; then echo "ejabberd_memory_size.value $(awk '/VmSize/ {print $2*1024}' /proc/${EJPID}/status)" echo "ejabberd_memory_peak.value $(awk '/VmPeak/ {print $2*1024}' /proc/${EJPID}/status)" exit 0 fi if [ "$MODE" == "threads" ]; then echo "ejabberd_threads.value $(awk '/Threads/ {print $2}' /proc/${EJPID}/status)" exit 0 fi