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Review of category processes, system, snmp

plugins/user/proc_mem_by_user

@@ -0,0 +1,66 @@
+#!/bin/sh
+#
+# (c) 2015, Raphaël Droz <raphael.droz@gmail.com>
+# (c) 2014, Gilles Fauvie <gfauvie@opendbteam.com>
+# Based on the 'du_multidirs' plugin, written by Christian Kujau <lists@nerdbynature.de>
+#
+# Configure it by using the processes env var, i.e.:
+#
+# WARNING: SELINUX can block this plugin
+#
+# [proc_mem_by_user]
+# env.users     munin-node         jprod
+#
+# see bug:
+# http://munin-monitoring.org/ticket/921
+# /usr/share/munin/plugins/plugin.sh (clean_fieldname())
+
+. "$MUNIN_LIBDIR/plugins/plugin.sh"
+users=${users:-munin-node}
+
+
+if [ "$1" = autoconf ]; then
+    ok=1
+    [ -z "$users" ] && ok=0
+
+    for user in $users; do
+	ps u -U "$user" 1> /dev/null 2>&1 || ok=0
+    done
+
+    if [ $ok = 1 ]; then echo yes
+    else echo no; fi
+    exit 0
+fi
+
+if [ "$1" = config ]; then
+    cat <<EOF
+graph_title Memory usage by process by user
+graph_args --base 1024 -l 0
+graph_vlabel Bytes
+graph_category memory
+graph_info This graph shows the memory usage of several processes of one user
+graph_order $(echo "$users"|sed 's/\broot\b/__root/g')
+EOF
+
+    for user in $users; do
+	munin_safe_name=$(clean_fieldname "$user")
+	cat<<EOF
+$munin_safe_name.label $user
+$munin_safe_name.info $user
+$munin_safe_name.min 0
+$munin_safe_name.draw LINESTACK2
+$munin_safe_name.type GAUGE
+EOF
+    done
+
+    #       echo "$u".warning 0
+    #       echo "$u".critical 0
+
+    exit 0
+fi
+
+for user in $users; do
+    munin_safe_name=$(clean_fieldname "$user")
+    sum=$(ps u -U "$user" | awk 'BEGIN { sum = 0 } NR > 1 { sum += $6 }; END { print sum * 1024 }')
+    echo "$munin_safe_name.value ${sum:-U}"
+done