On Thu, Sep 29, 2011 at 12:07 AM, Dejan Muhamedagic <[email protected]> wrote:
> Hi all,
>
> On Wed, Sep 28, 2011 at 01:18:27PM +0200, Andreas Mock wrote:
>> Hi Fabio,
>>
>> just my thoughts from the perspective of a user:
>>
>> a) If I install from source choosing a non-standard installation environment,
>> I want to avoid overwriting existing software on a machine.
>> That means I expect that using simply --prefix=/usr/local should put
>> everything under /usr/local, also OCF_ROOT.
>>
>> b) After Dejan gave me a hint concerning OCF_ROOT I found that there
>> is a configure variable --with-ocf-root. But the handling of the default
>> value seems to be different between the participating packages.
>> IMHO should the default be derived from the prefixes given.
>> 1) If you use the common prefixes you get a standard conform OCF_ROOT.
>> 2) If you use different prefixes (why and whatever for) OCF_ROOT should
>> be located where you would expect it relative to PREFIX. (and just working)
>
> Makes sense to me.
>
>> My finding as by now: As soon as I explicitly set --with-ocf-root to the same
>> non-standard path anything seems to work so far. (more tests following)
>>
>> Best regards
>> Andreas Mock
>>
>>
>> > -----Original Message-----
>> > From: [email protected] 
>> > [mailto:[email protected]] On Behalf Of Fabio M. Di Nitto
>> > Sent: Wednesday, September 28, 2011 10:57 AM
>> > To: General Linux-HA mailing list
>> > Subject: Re: [Linux-HA] Install problems with ha resource
>> >
>> > Hi,
>> >
>> > On 09/27/2011 04:10 PM, Dejan Muhamedagic wrote:
>> > > Hi Andreas,
>> > >
>> > > On Sun, Sep 04, 2011 at 11:22:39PM +0200, Andreas Mock wrote:
>> > >> Hi all,
>> > >>
>> > >> I downloaded the current resource agent file with
>> > >> git clone --depth=1 https://github.com/ClusterLabs/resource-agents/
>> > >> After
>> > >> ./configure   --prefix=/usr/local --localstatedir=/var/local
>> > >> make
>> > >> make install
>> > >>
>> > >> I get the error
>> > >> /usr/local/etc/ha.d/shellfuncs: Zeile 96: 
>> > >> /usr/lib/ocf/lib//heartbeat/ocf-shellfuncs: file or directory not found
>> > >>
>> > >> After manually corecting the path to
>> > >> /usr/local /usr/lib/ocf/lib//heartbeat/ocf-shellfuncs
>> > >> I get the error
>> > >> /usr/local//usr/lib/ocf/lib//heartbeat/ocf-shellfuncs: Zeile 56: 
>> > >> /usr/lib/ocf/lib/heartbeat/ocf-binaries: file or directory not
>> > >
>> > > /usr/local//usr/lib/ocf looks wrong to me.
>> > >
>> > > It seems like configure.ac has a problem in two places. Not
>> > > sure, though. Fabio, can you please take a look at the attached
>> > > patch. Not sure why do we need OCF_RA_DIR_PREFIX and
>> > > OCF_LIB_DIR_PREFIX.
>> > >
>> > >> found
>> > >>
>> > >> So I'm pretty sure that the directories given to ./configure are
>> > >> not honoured correctly.
>> > >>
>> > >> Can someone with the right knowledge correct these problems?
>> > >> Or give the right hints?
>> > >
>> > > You'll need to install first the cluster-glue development
>> > > configured with, I guess, --prefix=/usr/local and probably also
>> > > --with-ocf-root=/usr/local/lib/ocf. Or wherever you want the
>> > > resource agents to live. Also use
>> > > --with-ocf-root=/usr/local/lib/ocf for resource-agents.
>> > >
>> > > This may help a bit, but I'm not really sure if it's the whole
>> > > story. You'll need to investigate perhaps more.
>> >
>> > so ok, I have been looking into this and there are different solutions.
>> >
>> > It all boils down on the amount of flexibility we want to allow in
>> > handling OCF_ROOT.
>> >
>> > First of all there is a bug in configure.ac in resource-agents ordering
>> > for checking values of OCF_ROOT.
>> >
>> > The value stored in cluster-glue header files overrides what is
>> > specified locally (easy fix). Specifying /usr/local will create that
>> > /usr/local/usr/lib/ocf.
>> >
>> > In case we do not detect OCF_ROOT from cluster-glue, we force it to
>> > default to "/usr/lib/ocf" but /usr does not come from %{prefix} but
>> > rather hardcoded as mandated by spec (IIRC).
>
> I don't think it's mandated by the spec, at least it doesn't say
> so :)

Actually the spec says '/usr/ocf/resource.d':

   
https://github.com/ClusterLabs/OCF-spec/blob/master/ra/resource-agent-api.txt#L132

I guess some packaging guideline got it pushed into lib and the spec
wasn't updated.
At any rate, it is not intended to be admin/user/builder configurable.

>
>> > There is also a bug in shellfunction (or other small bits) that needs to
>> > be fixed based on how we will decide to handle OCF_ROOT.
>
> OK.
>
>> > Questions:
>> >
>> > 1) if we detect cluster-glue, does it make sense at all to allow user to
>> > override the value? my understanding is no, since those 2 have to go in
>> > sync all the time.
>
> If the user does --with-ocf-root then we should allow them to
> override.
>
>> > 2) if we allow override, are people ok to use --with-ocf-root="" as it
>> > is now (assuming we fix the previously mentioned configure.ac bug)? What
>> > are user expected results? Given the special nature of OCF_ROOT, I would
>> > prefer to keep it separate from prefix handling.
>> > Mixing prefix and hardcoded paths does not work always nicely.
>
> We should:
>
> OCF_ROOT_DIR="$prefix/lib/ocf"
>
> But the value from glue-config.h takes precedence.
>
> Finally, --with-ocf-root overrides both above.
>
> Is that straightforward enough?
>
> Fabio, what do you say?
>
> Cheers,
>
> Dejan
>
>> > Once I get an idea of people want, I can provide a fix.
>> >
>> > Fabio
>> > _______________________________________________
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>> > See also: http://linux-ha.org/ReportingProblems
>>
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