livebox:xap_cacti

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livebox:xap_cacti [2013/05/27 11:05] – [Creating a GRAPH] brettlivebox:xap_cacti [2013/05/29 01:57] – [Installing Cacti on CentOS] brett
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 With a xAP caching Lua applet running as a [[hah_plugboard_v2|plugboard]] script on the [[HAH]] and one small python script for CACTI to use this indeed is possible. With a xAP caching Lua applet running as a [[hah_plugboard_v2|plugboard]] script on the [[HAH]] and one small python script for CACTI to use this indeed is possible.
  
-{{:livebox:cacti-graph.png?640}}+{{:livebox:cacti-graph.png}} 
 + 
 +===== Installing Cacti on CentOS ===== 
 + 
 +For CentOS6.x installing is a snap 
 + 
 +If you don't already have the EPEL repository installed into /etc/yum.repos.d/ then do this first. 
 +<code> 
 +rpm -Uvh http://fedora.mirror.uber.com.au/epel/6/i386/epel-release-6-8.noarch.rpm 
 +</code> 
 +Check how to install for older release and Fedora @ http://fedoraproject.org/wiki/EPEL 
 + 
 +Then install cacti 
 +<code> 
 +yum install cacti 
 +</code> 
  
 ===== Setting up the xAP data cache ===== ===== Setting up the xAP data cache =====
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 local vfs = { local vfs = {
    filter={    filter={
-      xap.Filter{["xap-header"] = { source="dbzoo.livebox.CurrentCost:ch.1" } }, +      xap.Filter{["xap-header"] = { 
-      xap.Filter{["xap-header"] = { source="dbzoo.livebox.CurrentCost:temp" } }, +                    source="dbzoo.livebox.Controller:1wire.*", class="xAPBSC.event" } 
-      xap.Filter{["xap-header"] = { source="dbzoo.livebox.Controller:1wire.*" } },+              }, 
 +      xap.Filter{["xap-header"] = { 
 +                    source="dbzoo.nanode.>", class="xAPBSC.event" } 
 +              }, 
 +      xap.Filter{["xap-header"] = { 
 +                    source="dbzoo.livebox.jeenode:>", class="xAPBSC.event" } 
 +              },
    },    },
    data={}    data={}
 } }
 </code> </code>
 +Read more about the [[hah_plugboard_v2#filter]] class and pattern matching.
  
 After restarting the [[hah_plugboard_v2|plugboad]] engine we can point our web browser at <code>http://<HAH-IP>:8080/</code> and see the xAP frames being cached. After restarting the [[hah_plugboard_v2|plugboad]] engine we can point our web browser at <code>http://<HAH-IP>:8080/</code> and see the xAP frames being cached.
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 Once some xAP messages have been cached you should see a web page like this: Once some xAP messages have been cached you should see a web page like this:
  
-<note>NOTE: The URLs listed here are not valid hyperlinks.+<code> 
 +Cached xap-header source keys
  
-<html><h2>Cached xap-header source keys</h2><ul> +    dbzoo.livebox.jeenode:outside.lobat 
-<li><a href="#">dbzoo.livebox.CurrentCost:ch.1</a></li> +    dbzoo.nanode.jeenode:3.temp 
-<li><a href="#">dbzoo.livebox.CurrentCost:temp</a></li> +    dbzoo.nanode.jeenode:4.temp 
-<li><a href="#">dbzoo.livebox.Controller:1wire.2</a></li> +    dbzoo.nanode.jeenode:3.lobat 
-<li><a href="#">dbzoo.livebox.Controller:1wire.1</a></li> +    dbzoo.livebox.jeenode:outside.temp2 
-</ul></html></note>+    dbzoo.nanode.jeenode:7.temp 
 +    dbzoo.nanode.jeenode:4.lobat 
 +    dbzoo.livebox.Controller:1wire.1 
 +    dbzoo.livebox.jeenode:store.light 
 +    dbzoo.nanode.jeenode:2.light 
 +    dbzoo.livebox.jeenode:outside.light 
 +    dbzoo.nanode.jeenode:3.light 
 +    dbzoo.livebox.jeenode:store.temp 
 +    dbzoo.nanode.jeenode:4.light 
 +    dbzoo.nanode.jeenode:2.temp 
 +    dbzoo.nanode.jeenode:7.humi 
 +    dbzoo.nanode.jeenode:7.lobat 
 +    dbzoo.nanode.jeenode:2.lobat 
 +</code>
 ===== Configuring CACTI ===== ===== Configuring CACTI =====
  
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 You need to include one custom script that will called by the cacti data poller to reach our to our LUA caching web applet to grab xAP data values. You need to include one custom script that will called by the cacti data poller to reach our to our LUA caching web applet to grab xAP data values.
  
-On my system this script appear on a linux server at: ''/var/www/cacti/scripts/xapquery.py'' don't forget to set the permission bits+On my system this script appear on a linux server at: ''/usr/share/cacti/scripts/xapquery.py'' don't forget to set the permission bits
  
 <code> <code>
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 # Useful for debugging # Useful for debugging
-#f = open("/var/www/cacti/log/xapquery.log","a")+#f = open("/var/log/cacti/xapquery.log","a")
 #f.write("%s: %s %s\n" % (time.ctime(), sys.argv, out)) #f.write("%s: %s %s\n" % (time.ctime(), sys.argv, out))
 #f.close() #f.close()
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 {{cacti-s13.png}} {{cacti-s13.png}}
  
-== Putting it on the Graph Console Tab ==+==== Putting it on the Graph Console Tab ====
  
 {{:livebox:cacti-s14.jpg|}} {{:livebox:cacti-s14.jpg|}}
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 That's all there is to it! That's all there is to it!
 +
 +===== Polling faster =====
 +
 +I like to poll every minute instead of the default 5 mins.
 +
 +{{:livebox:cacti-s20.jpg|}}
 +
 +Then make an adjustment to your cron file to fire the poller every minute.
 +<code>
 +# cat /etc/cron.d/cacti
 +0-59 * * * *    cacti   /usr/bin/php /usr/share/cacti/poller.php > /dev/null 2>&1
 +#
 +</code>
  • livebox/xap_cacti.txt
  • Last modified: 2013/05/31 11:57
  • by garrydwilms