- djm@cvs.openbsd.org 2014/06/24 02:19:48
[ssh.c]
don't fatal() when hostname canonicalisation fails with a
ProxyCommand in use; continue and allow the ProxyCommand to
connect anyway (e.g. to a host with a name outside the DNS
behind a bastion)
diff --git a/ssh.c b/ssh.c
index d369b68..35fc7dd 100644
--- a/ssh.c
+++ b/ssh.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ssh.c,v 1.402 2014/04/29 18:01:49 markus Exp $ */
+/* $OpenBSD: ssh.c,v 1.403 2014/06/24 02:19:48 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -930,10 +930,14 @@
if (addrs == NULL && options.num_permitted_cnames != 0 &&
(option_clear_or_none(options.proxy_command) ||
options.canonicalize_hostname == SSH_CANONICALISE_ALWAYS)) {
- if ((addrs = resolve_host(host, options.port, 1,
- cname, sizeof(cname))) == NULL)
- cleanup_exit(255); /* resolve_host logs the error */
- check_follow_cname(&host, cname);
+ if ((addrs = resolve_host(host, options.port,
+ option_clear_or_none(options.proxy_command),
+ cname, sizeof(cname))) == NULL) {
+ /* Don't fatal proxied host names not in the DNS */
+ if (option_clear_or_none(options.proxy_command))
+ cleanup_exit(255); /* logged in resolve_host */
+ } else
+ check_follow_cname(&host, cname);
}
/*