1 != 2
26 Aug 2005I love cfengine. If you haven't checked it out yet, do so. You can do really neat stuff like this:
editfiles::
{ /etc/Xprint/C/print/attributes/document
BeginGroupIfNoLineMatching "^\*default-printer-resolution: 300"
CommentLinesMatching "^\*default-printer-resolution: 600"
LocateLineMatching "^# \*default-printer-resolution: 600"
InsertLine "*default-printer-resolution: 300"
DefineInGroup restart_xprint
EndGroup
}
shell::
debian.restart_xprint::
"/etc/init.d/xprint restart"
(Which, by the way, totally fixes the problem of Debian printing 'way
huge stuff. Bug number 262958. You should totally look it up.)
Look at that. It's lovely. It's obvious what it's looking for, what
it'll do if it can't find it, and what'll happen after that. And it
does it automagically. At night. From cron. The way God intended all
system administration to be done. However -- and I cannot emphasize
how important it is to keep this in mind -- it is absolutely NFG
reading the documentation for an hour trying to figure out why the
DefineInGroup
statement just does not work if:
- you're reading the docs for cfengine v2, and
- you're working with cfengine v1.
It's my own fault for printing out v2 docs and not thinking much about
it. However, in my own defense it would be nice if cfengine would
complain about something it appears not to recognize. Not even with
-d2
(which produces output along the lines of
CheckingDateForSolarEclipseToday [no]
) did it whisper a word about
this.
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