Re: [Users] engine-backup --restore

----- Original Message ----- > From: "Juan Pablo Lorier" <jplorier(a)gmail.com&gt; > To: "Yedidyah Bar David" <didi(a)redhat.com&gt; > Cc: "users" <users(a)ovirt.org&gt; > Sent: Wednesday, February 12, 2014 9:10:43 PM > Subject: Re: [Users] engine-backup --restore > > Well, too soon to say boodbye. > Thought I used --change-db-credentials in the restore, the engine seem=

> to be unable to connect to the database. I assume that it didn't get t=

> new password, so, is there a way to tell the engine about the new pass=

> Regards, /etc/ovirt-engine/engine.conf/10-setup-database.conf or similar. Look for ENGINE_DB_* variables. > On 12/02/14 16:03, Yedidyah Bar David wrote: >> ----- Original Message ----- >>> From: "Juan Pablo Lorier" <jplorier(a)gmail.com&gt; >>> To: "Yedidyah Bar David" <didi(a)redhat.com&gt; >>> Cc: "Sahina Bose" <sabose(a)redhat.com&gt;, "users" <users(a)ovirt.org&gt; >>> Sent: Wednesday, February 12, 2014 7:55:35 PM >>> Subject: Re: [Users] Problems accesing the database >>> >>> Hi Yedidyah, >>> >>> But If I run engine-setup and then engine-backup restore shuldn't it=

>>> import the data to the existing db created by engine-setup? >>> That's shown everywhere so I thought it's a valid way to migrate >> No. >> >> There is a specific case in which this works automatically: >> All on the same host: >> 1. engine-setup >> 2. engine-backup --mode=3Dbackup >> (perhaps do other stuff here) >> 3. engine-cleanup >> 4. engine-backup --mode=3Drestore >> >> Why does this work? Because 'engine-cleanup', since 3.3, does not dro=

>> the database nor user inside postgres. So when restore tries to acces=

>> this database using this user and password it succeeds. >> >> In general, if you do the restore on another machine, and do there >> 'engine-setup; engine-cleanup' as a quick-postgres-provisioning-tool,=

>> you end up almost ready, but not quite - because the password is rand=

>> and therefore different between the installations. In principle you c=

>> have provided just the password to restore, but we decided that if yo=

>> need to change the credentials, you should pass all of them (except f=

>> defaults). >> >> Hope this clarifies, > > > _______________________________________________ > Users mailing list > Users(a)ovirt.org > http://lists.ovirt.org/mailman/listinfo/users >

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