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From: Srimanth Gunturi <srimanth@hortonworks.com>
Date: Mon, 28 Apr 2014 11:22:20 -0700
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Subject: Re: Switch between existing configurations through API
To: dev@ambari.apache.org
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Hi Gordon,
Thank you for finding the issue and opening JIRA.
This should get fixed in next release.
Regards,
Srimanth


On Mon, Apr 28, 2014 at 11:13 AM, Gordon Hamilton <
gordon.hamilton@wandisco.com> wrote:

> Hi Srimanth,
>
> Thanks for confirming it's an issue for me.
>
> I'm using the work-around you mentioned, and have raised a ticket:
> https://issues.apache.org/jira/browse/AMBARI-5599
>
> Regards,
> Gordon
>
>
> On 28 Apr 2014, at 18:31, Srimanth Gunturi <srimanth@hortonworks.com>
> wrote:
>
> > Hi Gordon,
> > This looks like a regression - the call you have made looks valid for
> > reverting back to old configuration.
> > Please create a JIRA at https://issues.apache.org/jira/browse/AMBARI/and
> > provide us its number.
> >
> > The only workaround seems to be duplicating 'version1's configs into a
> new
> > tag, and setting desired_configs at same time.
> > Regards,
> > Srimanth
> >
> >
> >
> >
> > On Thu, Apr 24, 2014 at 7:12 AM, Gordon Hamilton <open.gordy@gmail.com
> >wrote:
> >
> >> Hi guys,
> >>
> >> I'm trying to figure out how to change between configurations in 1.5.x
> >> version of ambari API.
> >>
> >> In 1.4.x I could use the following to revert to version 1 of hdfs-site
> >> config:
> >>
> >> *curl -u <user>:<password> -X PUT -H "X-Requested-By: ml"
> >> http://<address>:8080/api/v1/cluster/AMCluster1 -d
> >> '{"Clusters":{"desired_config":{"type":"hdfs-site","tag":"version1"}}}'*
> >>
> >> The API doc here:
> >>
> >>
> https://github.com/apache/ambari/blob/trunk/ambari-server/docs/api/v1/configuration.mdappears
> >> to describe the same usage.
> >>
> >> However, this now gets a 500 response:
> >> *{*
> >> *  "status" : 500,*
> >> *  "message" :
> "org.apache.ambari.server.controller.spi.SystemException: An
> >> internal system exception occurred: Configuration with tag 'version1'
> >> exists for 'hdfs-site'"*
> >> *}*
> >>
> >> Is there a different call that I should use switch between existing
> >> configurations?
> >>
> >> Many thanks in advance for any help.
> >>
> >> Regards,
> >> Gordon
> >>
> >
> > --
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