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assuan: Reorganize waiting for socket.

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* common/asshelp.c (wait_for_sock): New function, collecting
codepaths from...
(start_new_gpg_agent) here and...
(start_new_dirmngr) here.
--

This has no functional change, but makes it easier to make this
function more efficient.

GnuPG-bug-id: 3490
Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
(cherry picked from commit 0471ff9d3bf8d6b9a359f3c426d70d0935066907)
This commit is contained in:
Daniel Kahn Gillmor 2017-11-08 16:15:30 +01:00 committed by Werner Koch
parent 0709f358cd
commit a22a55b994
No known key found for this signature in database
GPG Key ID: E3FDFF218E45B72B
1 changed files with 30 additions and 42 deletions
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72
common/asshelp.c
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@ -307,6 +307,32 @@ unlock_spawning (lock_spawn_t *lock, const char *name)
}
}
static gpg_error_t
wait_for_sock (int secs, const char *name, const char *sockname, int verbose, assuan_context_t ctx, int *did_success_msg)
{
int i;
gpg_error_t err = 0;
for (i=0; i < secs; i++)
{
if (verbose)
log_info (_("waiting for the %s to come up ... (%ds)\n"),
name, secs - i);
gnupg_sleep (1);
err = assuan_socket_connect (ctx, sockname, 0, 0);
if (!err)
{
if (verbose)
{
log_info (_("connection to %s established\n"),
name);
*did_success_msg = 1;
}
break;
}
}
return err;
}
/* Try to connect to the agent via socket or start it if it is not
running and AUTOSTART is set. Handle the server's initial
greeting. Returns a new assuan context at R_CTX or an error
@ -433,25 +459,8 @@ start_new_gpg_agent (assuan_context_t *r_ctx,
log_error ("failed to start agent '%s': %s\n",
agent_program, gpg_strerror (err));
else
{
for (i=0; i < SECS_TO_WAIT_FOR_AGENT; i++)
{
if (verbose)
log_info (_("waiting for the agent to come up ... (%ds)\n"),
SECS_TO_WAIT_FOR_AGENT - i);
gnupg_sleep (1);
err = assuan_socket_connect (ctx, sockname, 0, 0);
if (!err)
{
if (verbose)
{
log_info (_("connection to agent established\n"));
did_success_msg = 1;
}
break;
}
}
}
err = wait_for_sock (SECS_TO_WAIT_FOR_AGENT, "agent",
sockname, verbose, ctx, &did_success_msg);
}
unlock_spawning (&lock, "agent");
@ -584,29 +593,8 @@ start_new_dirmngr (assuan_context_t *r_ctx,
log_error ("failed to start the dirmngr '%s': %s\n",
dirmngr_program, gpg_strerror (err));
else
{
int i;
for (i=0; i < SECS_TO_WAIT_FOR_DIRMNGR; i++)
{
if (verbose)
log_info (_("waiting for the dirmngr "
"to come up ... (%ds)\n"),
SECS_TO_WAIT_FOR_DIRMNGR - i);
gnupg_sleep (1);
err = assuan_socket_connect (ctx, sockname, 0, 0);
if (!err)
{
if (verbose)
{
log_info (_("connection to the dirmngr"
" established\n"));
did_success_msg = 1;
}
break;
}
}
}
err = wait_for_sock (SECS_TO_WAIT_FOR_DIRMNGR, "dirmngr",
sockname, verbose, ctx, &did_success_msg);
}
unlock_spawning (&lock, "dirmngr");