[Xymon] Hand editing config files

Clark, Sean sean.clark at twcable.com
Thu Jun 14 20:20:12 CEST 2012


That is how I handle it now - ext script runs every 5m checking to see if
change in database -- If change in database, write out alerts.cfg,
analysis.cfg, hosts.cfg


--

Sean Clark
Sr. Engineer, Software
ATG Network Operations & Planning Integrated Regional OSS
<http://www.twcable.com/DepartmentOverview/AdvancedTechnologyGroup/ATG/NOP/
OSS/Network.aspx>
sean.clark at twcable.com  <mailto:sean.clark at twcable.com> devaudio
<aim://devaudio>  <mailto:sean.clark at twcable.com>
Cell: (315) 415-2816






On 6/14/12 2:22 AM, "Vernon Everett" <everett.vernon at gmail.com> wrote:

>I hate to sound greedy, but is there a way to have the best of both
>worlds?
>
>Assume a text config file that could be imported into a database table.
>This table could be re-exported from the table to text file.
>
>Changes to the table, (edited via the GUI) trigger an export to text file.
>Changes detected in the text file are either automagically imported
>into the table, or will need to be manually imported into the database
>with an import tool. Haven't decided which is better yet, but I am
>leaning towards a manual import.
>Edit files, run cfg-import.
>
>How to ensure simultanious edits are not occurring is left as an
>exercise for the reader :-)
>Right now, unless you use some form of version control, concurrent
>edits are possible anyway, so we would be no worse off.
>
>The advantage of this system is that the configs done using the GUI
>will automatically be sanity checked. (I hope) In theory the GUI
>shouldn't allow a config change that is completely wrong.
>But, by importing the text file, into a database, the text file will
>need to be sanity checked, probably using the same routine, and will
>be rejected if it is obviously wrong too.
>And it satisfies the grey-beards and the click-monkeys.
>Two ways to edit. The best of both worlds.
>
>Regards
>     Vernon
>
>
>
>
>
>On 14/06/2012, Henrik Størner <henrik at hswn.dk> wrote:
>> Hi,
>>
>> in another mail thread, another monitoring tool (Zenoss) was mentioned
>> which had the advantage of ³no hand editing of config files².
>>
>> Text based config files have their ups and downs - they are infinitely
>> flexible and can adapt to all sorts of weird ways of defining your
>> setup, but it is also easier to "get it wrong" and put something in
>> there which doesn't work. Even happens to me occasionally.
>>
>> It's the age-old debate over whether something is "powerful" or
>> "dangerous".
>>
>> I am currently working on the next Xymon version (except I've been
>> swamped with for-pay work the past couple of months ... and a hefty
>> round of lay-offs in other departments than mine). This involves a
>> complete rewrite of the network testing tool, and for this rewrite I've
>> started using an SQLite database for storing some intermediate data used
>> by the network tester, instead of keeping it in a bunch of temporary
>> text-files.
>>
>> And it has made me consider the idea of using a database for storing at
>> least some of the configuration - first of all the hosts.cfg
>> configuration of hosts, IP-adresses and network tests. This would make
>> some things simpler, others a bit more complex - "xymongrep", for
>> instance - but would also make it a lot easier to provide a GUI for
>> managing what hosts are being monitored.
>>
>> This is not going to happen anytime soon, but since the subject was up
>> in the air - what do you think about it ? Is it a major problem that
>> Xymon has all configuration in text files ? How many of you
>> auto-generate the Xymon config by extracting the information from a
>> database already ?
>>
>> Just looking for some feedback...
>>
>>
>> Regards,
>> Henrik
>> _______________________________________________
>> Xymon mailing list
>> Xymon at xymon.com
>> http://lists.xymon.com/mailman/listinfo/xymon
>>
>
>
>--
>"While it is futile to try to eliminate risk, and questionable to try to
>minimize it, it is essential that the risks taken be the right risks. "
>- Peter F. Drucker
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>Xymon at xymon.com
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