- djm@cvs.openbsd.org 2005/10/11 23:37:37
[channels.c]
bz #1076 set SO_REUSEADDR on X11 forwarding listner sockets, preventing
bind() failure when a previous connection's listeners are in TIME_WAIT,
reported by plattner AT inf.ethz.ch; ok dtucker@
diff --git a/ChangeLog b/ChangeLog
index 221301e..f70f40f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -12,6 +12,11 @@
fix regression I introduced in 4.2: X11 forwardings initiated after
a session has exited (e.g. "(sleep 5; xterm) &") would not start.
bz #1086 reported by t8m AT centrum.cz; ok markus@ dtucker@
+ - djm@cvs.openbsd.org 2005/10/11 23:37:37
+ [channels.c]
+ bz #1076 set SO_REUSEADDR on X11 forwarding listner sockets, preventing
+ bind() failure when a previous connection's listeners are in TIME_WAIT,
+ reported by plattner AT inf.ethz.ch; ok dtucker@
20051102
- (dtucker) [openbsd-compat/bsd-misc.c] Bug #1108: fix broken strdup().
@@ -3145,4 +3150,4 @@
- (djm) Trim deprecated options from INSTALL. Mention UsePAM
- (djm) Fix quote handling in sftp; Patch from admorten AT umich.edu
-$Id: ChangeLog,v 1.3928 2005/11/05 03:52:50 djm Exp $
+$Id: ChangeLog,v 1.3929 2005/11/05 03:53:39 djm Exp $
diff --git a/channels.c b/channels.c
index b0bc779..175b59e 100644
--- a/channels.c
+++ b/channels.c
@@ -39,7 +39,7 @@
*/
#include "includes.h"
-RCSID("$OpenBSD: channels.c,v 1.225 2005/10/10 10:23:08 djm Exp $");
+RCSID("$OpenBSD: channels.c,v 1.226 2005/10/11 23:37:37 djm Exp $");
#include "ssh.h"
#include "ssh1.h"
@@ -1230,6 +1230,19 @@
xfree(remote_ipaddr);
}
+static void
+channel_set_reuseaddr(int fd)
+{
+ int on = 1;
+
+ /*
+ * Set socket options.
+ * Allow local port reuse in TIME_WAIT.
+ */
+ if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on)) == -1)
+ error("setsockopt SO_REUSEADDR fd %d: %s", fd, strerror(errno));
+}
+
/*
* This socket is listening for connections to a forwarded TCP/IP port.
*/
@@ -2191,7 +2204,7 @@
const char *host_to_connect, u_short port_to_connect, int gateway_ports)
{
Channel *c;
- int sock, r, success = 0, on = 1, wildcard = 0, is_client;
+ int sock, r, success = 0, wildcard = 0, is_client;
struct addrinfo hints, *ai, *aitop;
const char *host, *addr;
char ntop[NI_MAXHOST], strport[NI_MAXSERV];
@@ -2278,13 +2291,8 @@
verbose("socket: %.100s", strerror(errno));
continue;
}
- /*
- * Set socket options.
- * Allow local port reuse in TIME_WAIT.
- */
- if (setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &on,
- sizeof(on)) == -1)
- error("setsockopt SO_REUSEADDR: %s", strerror(errno));
+
+ channel_set_reuseaddr(sock);
debug("Local forwarding listening on %s port %s.", ntop, strport);
@@ -2710,6 +2718,7 @@
error("setsockopt IPV6_V6ONLY: %.100s", strerror(errno));
}
#endif
+ channel_set_reuseaddr(sock);
if (bind(sock, ai->ai_addr, ai->ai_addrlen) < 0) {
debug2("bind port %d: %.100s", port, strerror(errno));
close(sock);