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Monitoring Zimbra with Nagios (view source)
Revision as of 14:48, 5 October 2012
, 14:48, 5 October 2012→Clam AV Service: Updated for Zimbra v8
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This page covers Zimbra application specific monitoring checks, OS specific checks (eg low disk space, or high CPU) are not included. The majority of it was gleamed from this forum thread - http://www.zimbra.com/forums/administrators/20029-zimbra-monitoring-nagios.html | This page covers Zimbra application specific monitoring checks, OS specific checks (eg low disk space, or high CPU) are not included. The majority of it was gleamed from this forum thread - http://www.zimbra.com/forums/administrators/20029-zimbra-monitoring-nagios.html | ||
__TOC__ | |||
All my Zimbra specific checks are applied to specific hosts via a <code>zimbra-servers</code> hostgroup. Create a group in your <code>hostgroups_nagios2.cfg</code> file to contain you Zimbra hosts, for example... | All my Zimbra specific checks are applied to specific hosts via a <code>zimbra-servers</code> hostgroup. Create a group in your <code>hostgroups_nagios2.cfg</code> file to contain you Zimbra hosts, for example... | ||
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** Restarts the Nagios service | ** Restarts the Nagios service | ||
== | == Core Service Checks == | ||
Note that not all checks will be appropriate for your installation. For example, if you only allow user access over secure links then the [[#IMAP|IMAP]] and [[#HTTP / Web Client|HTTP / Web Client]] checks will not apply. | Note that not all checks will be appropriate for your installation. For example, if you only allow user access over secure links then the [[#IMAP|IMAP]] and [[#HTTP / Web Client|HTTP / Web Client]] checks will not apply. | ||
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== System Checks == | == System Checks == | ||
=== Clam AV Service === | === Clam AV Service === | ||
Checks that the Clam Anti Virus service is running. Requires [[Nagios#NRPE|NRPE]] to installed and running 1st. | Checks that the Clam Anti Virus service is running. Requires [[Nagios#NRPE|NRPE]] to be installed and running 1st. | ||
On the Zimbra server, add the following to <code>/etc/nagios/nrpe.cfg</code> | On the Zimbra server, '''if you're running Zimbra v7 or earlier''', add the following to <code>/etc/nagios/nrpe.cfg</code> | ||
command[check_clamd]=/usr/lib/nagios/plugins/check_clamd -H localhost | command[check_clamd]=/usr/lib/nagios/plugins/check_clamd -H localhost | ||
On the Zimbra server, '''if you're running Zimbra v8''', add the following to <code>/etc/nagios/nrpe.cfg</code> | |||
command[check_clamd]=/usr/lib/nagios/plugins/check_clamd /opt/zimbra/data/clamav/clamav.sock | |||
Add a new service (on Nagios server)... | Add a new service (on Nagios server)... | ||
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=== Clam AV Updates === | === Clam AV Updates === | ||
Requires both [[Nagios#NRPE|NRPE]] to installed and running 1st, and also a 3rd party script to perform the check. | Requires both [[Nagios#NRPE|NRPE]] to be installed and running 1st, and also a 3rd party script to perform the check. | ||
On the Zimbra server | On the Zimbra server | ||
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=== LMTP === | === LMTP === | ||
Requires [[Nagios#NRPE|NRPE]] to installed and running 1st | Checks that [[Acronyms#L|LMTP]] (used internal routing of emails through Clam, to mailboxes, etc) is functioning. Requires [[Nagios#NRPE|NRPE]] to be installed and running 1st | ||
On the Zimbra server, add the following to <code>/etc/nagios/nrpe.cfg</code>. Note that you need to update the FQDN for your server in the expected return field. | On the Zimbra server, add the following to <code>/etc/nagios/nrpe.cfg</code>. Note that you need to update the FQDN for your server in the expected return field. | ||
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} | } | ||
=== Spellcheck === | |||
Checks that the spelling checker service is available. Requires [[Nagios#NRPE|NRPE]] to installed and running 1st. | |||
On the Zimbra server, add the following to <code>/etc/nagios/nrpe.cfg</code> | |||
command[check_zimbra_spell]=/usr/lib/nagios/plugins/check_http -H localhost -p 7780 | |||
Add a new service (on Nagios server)... | |||
define service { | |||
use zimbra-svc-template | |||
hostgroup_name zimbra-servers | |||
service_description Zimbra Spelling | |||
check_command check_nrpe!check_spell | |||
} | |||
== Dependency Checks == | |||
=== DNS === | |||
Checks that your Zimbra server is able to make DNS lookups. Requires [[Nagios#NRPE|NRPE]] to installed and running 1st. | |||
Note that if you need to consider which DNS server(s) it is most appropriate to check against. For example, if you run a local Bind instance on your Zimbra server, you may want to test both that, and the DNS server which it forwards requests to. | |||
On the Zimbra server, add the following to <code>/etc/nagios/nrpe.cfg</code> | |||
command[check_dns]=/usr/lib/nagios/plugins/check_dns -H google.com | |||
If you need to resolution again a DNS server different to the default (as specified in <code>/etc/resolv.conf</code> use the <code>-s</code> option, for example... | |||
command[check_dns]=/usr/lib/nagios/plugins/check_dns -H google.com -s 8.8.8.8 | |||
Add a new service (on Nagios server)... | |||
define service { | |||
use zimbra-svc-template | |||
hostgroup_name zimbra-servers | |||
service_description DNS Resolution | |||
check_command check_nrpe!check_dns | |||
} | |||
[[Category:Zimbra]] | [[Category:Zimbra]] | ||
[[Category:Nagios]] | [[Category:Nagios]] | ||
[[Category:Monitoring]] | [[Category:Monitoring]] | ||