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authorGilles Chehade <gilles@cvs.openbsd.org>2009-01-28 19:38:47 +0000
committerGilles Chehade <gilles@cvs.openbsd.org>2009-01-28 19:38:47 +0000
commitb77bf55f02ac9f890173d8279c884f5d4b89fd57 (patch)
tree8e2890060141ebec10618c836ce862e932c87a4c
parentf61d235bbd9708fdbdb841ea2940e853f4ad5ad5 (diff)
when pausing listeners, do not simply disable their events as new
clients would still be able to connect. instead, at pause time we close and remove the listeners, and at resume time we request the parent to reconfigure all listeners. discussed with pyr@
-rw-r--r--usr.sbin/smtpd/smtp.c15
-rw-r--r--usr.sbin/smtpd/smtpd.c6
-rw-r--r--usr.sbin/smtpd/smtpd.h3
3 files changed, 11 insertions, 13 deletions
diff --git a/usr.sbin/smtpd/smtp.c b/usr.sbin/smtpd/smtp.c
index 0a6dcdc98ff..ee77f657380 100644
--- a/usr.sbin/smtpd/smtp.c
+++ b/usr.sbin/smtpd/smtp.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: smtp.c,v 1.16 2009/01/04 22:35:09 gilles Exp $ */
+/* $OpenBSD: smtp.c,v 1.17 2009/01/28 19:38:46 gilles Exp $ */
/*
* Copyright (c) 2008 Gilles Chehade <gilles@openbsd.org>
@@ -633,24 +633,17 @@ smtp_disable_events(struct smtpd *env)
void
smtp_pause(struct smtpd *env)
{
- struct listener *l;
-
log_debug("smtp_pause_listeners: pausing listening sockets");
- TAILQ_FOREACH(l, &env->sc_listeners, entry) {
- event_del(&l->ev);
- }
+ smtp_disable_events(env);
env->sc_opts |= SMTPD_SMTP_PAUSED;
}
void
smtp_resume(struct smtpd *env)
{
- struct listener *l;
-
log_debug("smtp_pause_listeners: resuming listening sockets");
- TAILQ_FOREACH(l, &env->sc_listeners, entry) {
- event_add(&l->ev, NULL);
- }
+ imsg_compose(env->sc_ibufs[PROC_PARENT], IMSG_PARENT_SEND_CONFIG,
+ 0, 0, -1, NULL, 0);
env->sc_opts &= ~SMTPD_SMTP_PAUSED;
}
diff --git a/usr.sbin/smtpd/smtpd.c b/usr.sbin/smtpd/smtpd.c
index d4f4cd888ab..3d1d6dab8c5 100644
--- a/usr.sbin/smtpd/smtpd.c
+++ b/usr.sbin/smtpd/smtpd.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: smtpd.c,v 1.25 2009/01/27 11:42:30 gilles Exp $ */
+/* $OpenBSD: smtpd.c,v 1.26 2009/01/28 19:38:46 gilles Exp $ */
/*
* Copyright (c) 2008 Gilles Chehade <gilles@openbsd.org>
@@ -410,6 +410,10 @@ parent_dispatch_smtp(int fd, short event, void *p)
break;
switch (imsg.hdr.type) {
+ case IMSG_PARENT_SEND_CONFIG: {
+ parent_send_config(-1, -1, env);
+ break;
+ }
case IMSG_PARENT_AUTHENTICATE: {
struct session_auth_req *req;
struct session_auth_reply reply;
diff --git a/usr.sbin/smtpd/smtpd.h b/usr.sbin/smtpd/smtpd.h
index d6d115444c4..fcada9b9aba 100644
--- a/usr.sbin/smtpd/smtpd.h
+++ b/usr.sbin/smtpd/smtpd.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: smtpd.h,v 1.52 2009/01/28 17:29:11 jacekm Exp $ */
+/* $OpenBSD: smtpd.h,v 1.53 2009/01/28 19:38:46 gilles Exp $ */
/*
* Copyright (c) 2008 Gilles Chehade <gilles@openbsd.org>
@@ -197,6 +197,7 @@ enum imsg_type {
IMSG_PARENT_MAILBOX_RENAME,
IMSG_PARENT_AUTHENTICATE,
+ IMSG_PARENT_SEND_CONFIG,
IMSG_MDA_PAUSE,
IMSG_MTA_PAUSE,