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authorDarren Tucker <dtucker@zip.com.au>2012-09-06 21:19:05 +1000
committerDarren Tucker <dtucker@zip.com.au>2012-09-06 21:19:05 +1000
commit66cb0e0733782c2f6773abd9fd1d87f5efef6c27 (patch)
tree88b17abef9f6bb7276066ea811fe0acbe09ec7d7
parent3ee50c5d9f95cd40df403cf1a91fdaffefa21cc5 (diff)
downloadopenssh-git-66cb0e0733782c2f6773abd9fd1d87f5efef6c27.tar.gz
- dtucker@cvs.openbsd.org 2012/08/17 00:45:45
[clientloop.c clientloop.h mux.c] Force a clean shutdown of ControlMaster client sessions when the ~. escape sequence is used. This means that ~. should now work in mux clients even if the server is no longer responding. Found by tedu, ok djm.
-rw-r--r--ChangeLog5
-rw-r--r--clientloop.c4
-rw-r--r--clientloop.h3
-rw-r--r--mux.c4
4 files changed, 12 insertions, 4 deletions
diff --git a/ChangeLog b/ChangeLog
index 3b6803b6..bdaaa0ae 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -4,6 +4,11 @@
[ssh-keygen.1]
a little more info on certificate validity;
requested by Ross L Richardson, and provided by djm
+ - dtucker@cvs.openbsd.org 2012/08/17 00:45:45
+ [clientloop.c clientloop.h mux.c]
+ Force a clean shutdown of ControlMaster client sessions when the ~. escape
+ sequence is used. This means that ~. should now work in mux clients even
+ if the server is no longer responding. Found by tedu, ok djm.
20120830
- (dtucker) [moduli] Import new moduli file.
diff --git a/clientloop.c b/clientloop.c
index 1c1a7708..65664cbc 100644
--- a/clientloop.c
+++ b/clientloop.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: clientloop.c,v 1.240 2012/06/20 04:42:58 djm Exp $ */
+/* $OpenBSD: clientloop.c,v 1.241 2012/08/17 00:45:45 dtucker Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -1046,6 +1046,8 @@ process_escapes(Channel *c, Buffer *bin, Buffer *bout, Buffer *berr,
if (c && c->ctl_chan != -1) {
chan_read_failed(c);
chan_write_failed(c);
+ mux_master_session_cleanup_cb(c->self,
+ NULL);
return 0;
} else
quit_pending = 1;
diff --git a/clientloop.h b/clientloop.h
index 3bb79487..d2baa032 100644
--- a/clientloop.h
+++ b/clientloop.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: clientloop.h,v 1.29 2011/09/09 22:46:44 djm Exp $ */
+/* $OpenBSD: clientloop.h,v 1.30 2012/08/17 00:45:45 dtucker Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
@@ -76,4 +76,5 @@ void muxserver_listen(void);
void muxclient(const char *);
void mux_exit_message(Channel *, int);
void mux_tty_alloc_failed(Channel *);
+void mux_master_session_cleanup_cb(int, void *);
diff --git a/mux.c b/mux.c
index 5e0e65ff..0f1532bb 100644
--- a/mux.c
+++ b/mux.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: mux.c,v 1.36 2012/07/06 01:37:21 djm Exp $ */
+/* $OpenBSD: mux.c,v 1.37 2012/08/17 00:45:45 dtucker Exp $ */
/*
* Copyright (c) 2002-2008 Damien Miller <djm@openbsd.org>
*
@@ -188,7 +188,7 @@ static const struct {
/* Cleanup callback fired on closure of mux slave _session_ channel */
/* ARGSUSED */
-static void
+void
mux_master_session_cleanup_cb(int cid, void *unused)
{
Channel *cc, *c = channel_by_id(cid);