add all the collectd basics.

files/collectd/README

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+collectd takes conf files in /etc/collect.d/somefile.conf
+
+and if you add a type you will need to  add it to a types.db for that file
+
+see any of the examples

files/collectd/apache.conf

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+LoadPlugin apache
+
+<Plugin apache>
+        URL "http://localhost/apache-status?auto"
+</Plugin>
+

files/collectd/bind.conf

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+LoadPlugin bind
+
+<Plugin bind>
+        URL "http://localhost:8053/"
+	OpCodes         true
+	QTypes          true
+  
+	ServerStats     true
+	ZoneMaintStats  true
+	ResolverStats   false
+	MemoryStats     true
+  
+	<View "DEFAULT">
+		QTypes        true
+		ResolverStats true
+		CacheRRSets   true
+    
+		Zone "127.in-addr.arpa/IN"
+	</View>
+</Plugin>
+

files/collectd/collectd_haproxy.sh

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+#!/bin/bash
+
+sock='/var/run/haproxy-stat'
+host="$(hostname -s)"
+pause=10
+
+while getopts "h:p:s:" c; do
+       case $c in
+               h)      host=$OPTARG;;
+               p)      pause=$OPTARG;;
+               s)      sock=$OPTARG;;
+               *)      echo "Usage: $0 [-h <hostname>] [-p <seconds>] [-s <sockfile>]";;
+       esac
+done
+
+while [ $? -eq 0 ]; do
+       time="$(date +%s)"
+       echo 'show stat' | socat - UNIX-CLIENT:$sock \
+       |while IFS=',' read pxname svname qcur qmax scur smax slim stot bin bout dreq dresp ereq econ eresp wretr wredis status weight act bck chkfail chdown lastchg downtime qlimit pid iid sid throttle lbtot tracked type; do
+               [ "$svname" != 'BACKEND' ] && continue
+               echo "PUTVAL $host/haproxy/haproxy_backend-$pxname $time:$stot:$econ:$eresp"
+       done
+       sleep $pause
+done
+

files/collectd/collectd_mailq.sh

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+#!/bin/bash
+
+host=$(hostname -s)
+pause=10
+
+while getopts "h:p:s:" opt; do
+    case "$opt" in
+        h)
+            host=$OPTARG
+            ;;
+        p)
+            pause=$OPTARG
+            ;;
+        *)
+            echo "Usage: $0 [-h <hostname>] [-p <seconds>]" >&2;
+            exit 1
+            ;;
+    esac
+done
+
+while [ $? -eq 0 ]; do
+    ts=$(date +%s)
+    queue_size=$(mailq | awk 'END { print (/Mail queue is empty/ ? 0 : $5) }')
+    echo "PUTVAL \"$host/mail_queue/email_count\" $ts:$queue_size";
+    sleep $pause
+done

files/collectd/collected.conf.j2

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+#
+# Config file for collectd(1).
+# Please read collectd.conf(5) for a list of options.
+# http://collectd.org/
+#
+
+Hostname    "{{ inventory_hostname }}"
+FQDNLookup   true
+#BaseDir     "/usr/var/lib/collectd"
+#PIDFile     "/usr/var/run/collectd.pid"
+#PluginDir   "/usr/lib/collectd"
+#TypesDB     "/usr/lib/collectd/types.db"
+#Interval     10
+#ReadThreads  5
+
+LoadPlugin syslog
+
+<Plugin syslog>
+	LogLevel err
+</Plugin>
+
+LoadPlugin cpu
+LoadPlugin df
+LoadPlugin disk
+LoadPlugin exec
+LoadPlugin interface
+LoadPlugin load
+LoadPlugin memory
+LoadPlugin processes
+LoadPlugin swap
+LoadPlugin tail
+LoadPlugin users
+LoadPlugin vmem
+
+<Plugin disk>
+    Disk "/^[hs]d[a-f]?$/"
+    Disk "/^xvd[a-f]?$/"
+    Disk "/dev/xvdb1"
+    IgnoreSelected false
+</Plugin>
+
+<Plugin hddtemp>
+	TranslateDevicename false
+</Plugin>
+
+Include "/etc/collectd.d"

files/collectd/fedmsg-types.db

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+fedmsg_wallboard        count:GAUGE:0:U
+

files/collectd/fedmsg.conf

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+LoadPlugin exec
+TypesDB "/usr/share/collectd/fedmsg-types.db"
+
+<Plugin exec>
+    Exec "fedmsg" "/usr/bin/fedmsg-collectd" "--collectd-interval" "10"
+</Plugin>

files/collectd/haproxy-types.db

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+haproxy_backend                stot:COUNTER:0:U   econ:COUNTER:0:U   eresp:COUNTER:0:U
+

files/collectd/haproxy.conf

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+<Plugin exec>
+    Exec "haproxy" "/usr/local/bin/collectd_haproxy.sh" "-h" "haproxy" "-s" "/var/run/haproxy-stat" "-p" "10"
+</Plugin>

files/collectd/mailq.conf

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+<Plugin exec>
+    Exec "nobody" "/usr/local/bin/collectd_mailq.sh"
+</Plugin>

files/collectd/network-client.conf

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+LoadPlugin network
+
+<Plugin "network">
+        Server "log02"
+</Plugin>

files/collectd/nfs.conf

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+LoadPlugin nfs

files/collectd/pgconns-types.db

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+pg_conns               value:GAUGE:0:U
+

files/collectd/rrdtool.conf

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+LoadPlugin rrdtool
+
+<Plugin rrdtool>
+       CacheTimeout 160
+       CacheFlush   1200
+       WritesPerSecond 50
+</Plugin>
+

tasks/collectd/client.yml

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+---
+# collectd client setup 
+
+# install pkg
+- name: install collectd
+  yum: name=collectd state=installed
+
+# enable collectd
+- name: enable collectd svc
+  service: state=running enabled=true name=collectd
+
+# install collected.conf
+- name: /etc/collectd.conf
+  template: src=$files/collectd/collectd.conf dest=/etc/collectd.conf state=present
+  notify:
+  - restart collectd
+
+# install collectd-network config
+- name: /etc/collectd.d/nework.conf
+  copy: src=$files/collectd/network-client.conf dest=/etc/collectd/network.conf state=present
+  notify:
+  - restart collectd
+
+# apache - localhost only - pretty much any apache server
+- name: install collectd-apache
+  yum: state=installed name=collectd-apache
+  notify:
+  - restart collectd
+  when_set: $collectd_apache
+
+- name: /etc/collectd/apache.conf
+  copy: src=$files/collectd/apache.conf dest=/etc/collectd/apache.conf state=present
+  notify:
+  - restart collectd
+  when_set: $collectd_apache
+
+  
+# each of the below should move to a separate task list
+# since they are odd-balls and one-offs
+
+# bind - localhost only - ns servers only
+
+# fedmsg - busgateway## only
+  # add /usr/share/collectd/fedmsg-types.db
+  
+# memcached - memcached only
+
+# postgres - this is a conn check
+## add /usr/share/collectd/pgconn-types.db 
+
+# openvpn - for bastion/openvpn gateways only
+
+# mysql
+## collectd-mysql
+
+# haproxy
+## add /usr/share/collectd/haproxy-types.db
+## add socat pkg
+## 
+
+# webproxy
+
+