X-Git-Url: http://andersk.mit.edu/gitweb/openssh.git/blobdiff_plain/5134115d58419c09b299ef96098dd08ba9b30114..f67f71f13830a2ac281f3ea2e0649aa4e3814aa7:/ssh.c

diff --git a/ssh.c b/ssh.c
index 26f070f3..6abf31b5 100644
--- a/ssh.c
+++ b/ssh.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ssh.c,v 1.323 2009/01/22 10:02:34 djm Exp $ */
+/* $OpenBSD: ssh.c,v 1.329 2009/12/20 07:28:36 guenther Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -48,6 +48,7 @@
 #endif
 #include <sys/resource.h>
 #include <sys/ioctl.h>
+#include <sys/param.h>
 #include <sys/socket.h>
 
 #include <ctype.h>
@@ -99,6 +100,7 @@
 #include "match.h"
 #include "msg.h"
 #include "uidswap.h"
+#include "roaming.h"
 #include "version.h"
 
 #ifdef SMARTCARD
@@ -203,8 +205,8 @@ void muxserver_listen(void);
 int
 main(int ac, char **av)
 {
-	int i, opt, exit_status, use_syslog;
-	char *p, *cp, *line, buf[256];
+	int i, r, opt, exit_status, use_syslog;
+	char *p, *cp, *line, *argv0, buf[MAXPATHLEN];
 	struct stat st;
 	struct passwd *pw;
 	int dummy, timeout_ms;
@@ -270,6 +272,7 @@ main(int ac, char **av)
 	/* Parse command-line arguments. */
 	host = NULL;
 	use_syslog = 0;
+	argv0 = av[0];
 
  again:
 	while ((opt = getopt(ac, av, "1246ab:c:e:fgi:kl:m:no:p:qstvx"
@@ -453,7 +456,7 @@ main(int ac, char **av)
 			break;
 
 		case 'L':
-			if (parse_forward(&fwd, optarg, 0))
+			if (parse_forward(&fwd, optarg, 0, 0))
 				add_local_forward(&options, &fwd);
 			else {
 				fprintf(stderr,
@@ -464,7 +467,7 @@ main(int ac, char **av)
 			break;
 
 		case 'R':
-			if (parse_forward(&fwd, optarg, 0)) {
+			if (parse_forward(&fwd, optarg, 0, 1)) {
 				add_remote_forward(&options, &fwd);
 			} else {
 				fprintf(stderr,
@@ -475,7 +478,7 @@ main(int ac, char **av)
 			break;
 
 		case 'D':
-			if (parse_forward(&fwd, optarg, 1)) {
+			if (parse_forward(&fwd, optarg, 1, 0)) {
 				add_local_forward(&options, &fwd);
 			} else {
 				fprintf(stderr,
@@ -525,7 +528,7 @@ main(int ac, char **av)
 	ac -= optind;
 	av += optind;
 
-	if (ac > 0 && !host && **av != '-') {
+	if (ac > 0 && !host) {
 		if (strrchr(*av, '@')) {
 			p = xstrdup(*av);
 			cp = strrchr(p, '@');
@@ -600,7 +603,7 @@ main(int ac, char **av)
 	 * Initialize "log" output.  Since we are the client all output
 	 * actually goes to stderr.
 	 */
-	log_init(av[0],
+	log_init(argv0,
 	    options.log_level == -1 ? SYSLOG_LEVEL_INFO : options.log_level,
 	    SYSLOG_FACILITY_USER, !use_syslog);
 
@@ -613,9 +616,10 @@ main(int ac, char **av)
 			fatal("Can't open user config file %.100s: "
 			    "%.100s", config, strerror(errno));
 	} else {
-		snprintf(buf, sizeof buf, "%.100s/%.100s", pw->pw_dir,
+		r = snprintf(buf, sizeof buf, "%s/%s", pw->pw_dir,
 		    _PATH_SSH_USER_CONFFILE);
-		(void)read_config_file(buf, host, &options, 1);
+		if (r > 0 && (size_t)r < sizeof(buf))
+			(void)read_config_file(buf, host, &options, 1);
 
 		/* Read systemwide configuration file after use config. */
 		(void)read_config_file(_PATH_HOST_CONFIG_FILE, host,
@@ -626,9 +630,10 @@ main(int ac, char **av)
 	fill_default_options(&options);
 
 	channel_set_af(options.address_family);
+	channel_set_rdomain(options.rdomain);
 
 	/* reinit */
-	log_init(av[0], options.log_level, SYSLOG_FACILITY_USER, !use_syslog);
+	log_init(argv0, options.log_level, SYSLOG_FACILITY_USER, !use_syslog);
 
 	seed_rng();
 
@@ -766,9 +771,9 @@ main(int ac, char **av)
 	 * Now that we are back to our own permissions, create ~/.ssh
 	 * directory if it doesn't already exist.
 	 */
-	snprintf(buf, sizeof buf, "%.100s%s%.100s", pw->pw_dir,
+	r = snprintf(buf, sizeof buf, "%s%s%s", pw->pw_dir,
 	    strcmp(pw->pw_dir, "/") ? "/" : "", _PATH_SSH_USER_DIR);
-	if (stat(buf, &st) < 0)
+	if (r > 0 && (size_t)r < sizeof(buf) && stat(buf, &st) < 0)
 		if (mkdir(buf, 0700) < 0)
 			error("Could not create directory '%.200s'.", buf);
 
@@ -837,9 +842,16 @@ ssh_confirm_remote_forward(int type, u_int32_t seq, void *ctxt)
 {
 	Forward *rfwd = (Forward *)ctxt;
 
+	/* XXX verbose() on failure? */
 	debug("remote forward %s for: listen %d, connect %s:%d",
 	    type == SSH2_MSG_REQUEST_SUCCESS ? "success" : "failure",
 	    rfwd->listen_port, rfwd->connect_host, rfwd->connect_port);
+	if (type == SSH2_MSG_REQUEST_SUCCESS && rfwd->listen_port == 0) {
+		logit("Allocated port %u for remote forward to %s:%d",
+			packet_get_int(),
+			rfwd->connect_host, rfwd->connect_port);
+	}
+	
 	if (type == SSH2_MSG_REQUEST_FAILURE) {
 		if (options.exit_on_forward_failure)
 			fatal("Error: remote port forwarding failed for "
@@ -1212,6 +1224,9 @@ ssh_session2(void)
 			fatal("daemon() failed: %.200s", strerror(errno));
 	}
 
+	if (options.use_roaming)
+		request_roaming();
+
 	return client_loop(tty_flag, tty_flag ?
 	    options.escape_char : SSH_ESCAPECHAR_NONE, id);
 }