On Mon, Jan 31, 2011 at 11:52, Fujii Masao <masao(dot)fujii(at)gmail(dot)com> wrote:
> On Sat, Jan 29, 2011 at 1:11 AM, Tatsuo Ishii <ishii(at)postgresql(dot)org> wrote:
>> Ok. I will write a C user function and add to pgpool source tree. I
>> think it will be fairly easy to create a trigger file in the function.
> If the "pg_ctl promote" patch will have been committed, I recommend that
> the C function should send the signal to the startup process rather than
> creating the trigger file.
The C function needs to create a trigger file in $PGDATA/promote
before sending signals, no? system("pg_ctl promote") seems
the easiest way if you use an external module.
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