From: Ethan G. <na...@na...> - 2004-03-27 02:22:18
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This is a most excellent idea! I'll get this integrated into CVS tonight. On 26 Mar 2004 at 20:42, Christopher Gurnee wrote: > > On-demand macros are a great thing, and the check_cluster2 plug-in is > a great way to use them. Unfortunately, if you want to use more than a > few on-demand macros on a single line, it can be a bit of a pain (but > of course, works just fine). This patch lets you use a hostgroup or > servicegroup name as an argument to an on-demand macro, and then > expands the macro appropriately with respect to all the members of the > group. For example, instead of saying: > > check_command > check_service_cluster!"DNS"!1!5!$SERVICESTATEID:dns-server-1:DNS$,$SER > VI CESTATEID:dns-server-2:DNS$,... > > you can define a service group (using regular expressions in this > case): > > define servicegroup{ > servicegroup_name All-DNS > alias All DNS services > members dns-server-[0-9]*,DNS > } > > and then replace all of the SERVICESTATEID macros in the check_command > with: > > $SERVICESTATEID:All-DNS:,$ > > This will expand to all of the SERVICESTATEIDs of all of the services > in the All-DNS servicegroup, separated by commas. After this patch, > there are 4 ways to use on-demand macros: > > $HOSTMACRO:host$ > $HOSTMACRO:hostgroup:delimiter$ > $SERVICEMACRO:host:service$ > $SERVICEMACRO:servicegroup:delimiter$ > > The delimiter is used to separate the results after expanded (it > doesn't have to be a single character, but it will usually just be a > comma). Note that this adds an ambiguity with on-demand service > macros. In order to differentiate in between the last two lines above, > Nagios will first try to expand an on-demand service macro as a > $SERVICEMACRO:host:service$, and if that doesn't work (if host:service > doesn't exist), then Nagios will try it as > $SERVICEMACRO:servicegroup:delimiter$. > > Please be forewarned; although I've done a little testing, I can't be > sure this doesn't introduce some new bug.... > > Regards, > Chris > Ethan Galstad, Nagios Developer --- Email: na...@na... Website: http://www.nagios.org |