All Postfix daemons commit suicide, except for the master and the
queue manager. With everything in Postfix, this may change when
other long-lived processes are added.

        Wietse

Clifton Royston:
> On Thu, Aug 29, 2002 at 11:33:05AM -0300, Leonardo Rodrigues ( listas ) wrote:
> >
> > I noticed one interesting thing and I'd like to share with you, as we're
> > talking of 'postfix reload' ....
> >
> > postconf seems to show new values right after editing main.cf even when
> > 'postfix reload' or 'postfix stop; postfix start' was not issued.
> >
> > Question is: should postconf shows 'actual parameters' of running
> > postfix version or should it show 'main.cf' values ???
>
> This is fairly closely related to the modular philosophy of postfix.
>
> postconf shows the picture of how the postfix system (or any piece of
> it) would be configured *if* started now. Because postfix is not
> monolithic, postconf can't query some one program and take its running
> state as exemplary of the whole system.
>
> In particular, if the main.cf has just been updated, and postfix
> reload was not done, different daemons may have different images of the
> configuration, some before the change and some after the change,
> depending on when they were started.
>
> As daemons deliberately suicide and are restarted over time,
> eventually all of them should again have the same image of the
> configuration, except in the case of changes that affect the state of
> the master daemon (e.g. the default process limit.) Because the master
> daemon is long-lived, changes affecting it will not automatically be
> picked up unless a postfix reload is done.
>
> Gurus: do I have this right now?
>
> This can be expressed in a Makefile thus:
>
> # GNU makefile (gmake) for postfix distribution destination servers
>
> BIN_DIR=/usr/local/sbin
>
> # Locally dependent list of db files.
> DB_MAPS=valid-users.db
>
> # pattern rule for generating a .db map file from its text source file
> #
> %.db: %
> ${BIN_DIR}/postmap hash:$<
>
> db_maps: ${DB_MAPS}
>
> .reload: main.cf master.cf
> touch .reload
> ${BIN_DIR}/postfix reload
>
> all: ${DB_MAPS} reload
>
> -- Clifton
>
> --
> Clifton Royston -- LavaNet Systems Architect -- cliftonrlava.net
> "What do we need to make our world come alive?
> What does it take to make us sing?
> While we're waiting for the next one to arrive..." - Sisters of Mercy
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