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From Alireza Eskandari <astro.alir...@gmail.com>
Subject Re: hook or callback for CloudStack API
Date Mon, 25 Feb 2019 21:46:30 GMT
I'm using vmware
Some actions such as adding secondary ip doesn't trigger hypervisor hooks

On Mon, Feb 25, 2019, 12:31 Dag Sonstebo <Dag.Sonstebo@shapeblue.com wrote:

> Alireza - which hypervisor do you use? If you use KVM you can use libvirt
> hooks - https://libvirt.org/hooks.html.
>
> Regards,
> Dag Sonstebo
> Cloud Architect
> ShapeBlue
>
>
> ´╗┐On 23/02/2019, 15:27, "Suresh Kumar Anaparti" <
> sureshkumar.anaparti@gmail.com> wrote:
>
>     Hi Alireza,
>
>     Other approach I can think of is database triggers (can impact
> performance
>     based on the jobs frequency).
>
>     Take a look at the async_job table's insert and update operations
> which are
>     performed on creating a new job (job status 0) and updated when job is
>     complete with non-zero job status (1 - success, 2 - failed, 3 -
> cancelled)
>     respectively.
>
>     https://dev.mysql.com/doc/refman/5.6/en/faqs-triggers.html  [a trigger
>     could invoke the sys_exec() UDF.]
>
>     Some ref for sys_exec UDF implementation below =>
>     http://kedar.nitty-witty.com/blog/tag/sys_exec
>
> http://bernardodamele.blogspot.com/2009/01/command-execution-with-mysql-udf.html
>
>     - Suresh
>
>     On Sat, Feb 23, 2019 at 2:05 AM Alireza Eskandari <
> astro.alireza@gmail.com>
>     wrote:
>
>     > Async jobs is not my concern.
>     > Imagine that you have a firewall that is not integrated with CS and
> you
>     > want to insert new roles in it each time a new VM is created.
>     > In this case you need a hook that triggers an external script to
> configure
>     > the firewall.
>     > Pulling is time and resource consuming and its effect is not instant.
>     >
>     > On Fri, Feb 22, 2019 at 8:02 PM Anurag Awasthi <
>     > Anurag.Awasthi@shapeblue.com>
>     > wrote:
>     >
>     > > Hi Alireza,
>     > >
>     > > Could you elaborate a more on the use case you have in mind? The
>     > > description you mention is very generic.
>     > >
>     > > As far as I know we need to use polling to track the status of any
> async
>     > > job (which is another API call) and execute based on response.
> That seems
>     > > to be foundation principle behind all async calls. Alternately,
> you can
>     > > also use CloudMonkey (
>     > >
>     >
> https://cwiki.apache.org/confluence/display/CLOUDSTACK/CloudStack+cloudmonkey+CLI
>     > )
>     > > as a framework or dig a little into code there to implement a
> similar
>     > > solution to execute hooks.
>     > >
>     > > Regards,
>     > > Anurag
>     > >
>     > > On 2/22/19, 6:22 PM, "Alireza Eskandari" <astro.alireza@gmail.com>
>     > wrote:
>     > >
>     > >     Hi,
>     > >     I'm looking for a solution to implement hooks or callbacks for
>     > > CloudStack
>     > >     API.
>     > >     For example execute an script when user calls
> deployVirtualMachine
>     > API.
>     > >     This script could be executed right after user submit his
> request or
>     > > after
>     > >     the request completed successfully or failed.
>     > >     Maybe some API management solution could help me but the
> problem is
>     > >     understanding CS asyncjobs and their status.
>     > >     Thanks
>     > >
>     > >
>     > >
>     > > Anurag.Awasthi@shapeblue.com
>     > > www.shapeblue.com
>     > > Amadeus House, Floral Street, London  WC2E 9DPUK
>     > > @shapeblue
>     > >
>     > >
>     > >
>     > >
>     >
>
>
>
> Dag.Sonstebo@shapeblue.com
> www.shapeblue.com
> Amadeus House, Floral Street, London  WC2E 9DPUK
> @shapeblue
>
>
>
>

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