Re: "pg_ctl promote" exit status

On 6/28/13 10:50 PM, Bruce Momjian wrote:
> On Mon, Jan 28, 2013 at 09:46:32AM -0500, Peter Eisentraut wrote:
>> On 1/26/13 4:44 PM, Aaron W. Swenson wrote:
>>> You are right. Had I read a little further down, it seems that the
>>> exit status should actually be 7.
>>
>> 7 is OK for "not running", but what should we use when the server is not
>> in standby mode? Using the idempotent argument that we are discussing
>> for the stop action, promoting a server that is not a standby should be
>> a noop and exit successfully. Not sure if that is what we want, though.
>
> I looked at all the LSB return codes listed here and mapped them to
> pg_ctl error situations:
>
> https://refspecs.linuxbase.org/LSB_3.1.0/LSB-Core-generic/LSB-Core-generic/iniscrptact.html
>
> Patch attached. I did not touch the start/stop return codes.

Approximately none of these changes seem correct to me. For example,
why is failing to open the PID file 6, or failing to start the server 7?