X-Git-Url: http://git.sameswireless.fr/l2tpns.git/blobdiff_plain/482ed7cbe5a93f06da483071d4f7444fbe1bd07c..2c6957f223400fb892349fac5d521b89d12610df:/cli.c

diff --git a/cli.c b/cli.c
index e182e8b..32c82a9 100644
--- a/cli.c
+++ b/cli.c
@@ -133,7 +133,7 @@ static int cmd_show_access_list(struct cli_def *cli, char *command, char **argv,
 /* match if b is a substr of a */
 #define MATCH(a,b) (!strncmp((a), (b), strlen(b)))
 
-void init_cli(char *hostname)
+void init_cli()
 {
 	FILE *f;
 	char buf[4096];
@@ -143,10 +143,6 @@ void init_cli(char *hostname)
 	struct sockaddr_in addr;
 
 	cli = cli_init();
-	if (hostname && *hostname)
-		cli_set_hostname(cli, hostname);
-	else
-		cli_set_hostname(cli, "l2tpns");
 
 	c = cli_register_command(cli, NULL, "show", NULL, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, NULL);
 	cli_register_command(cli, c, "banana", cmd_show_banana, PRIVILEGE_UNPRIVILEGED, MODE_EXEC, "Show a banana");
@@ -283,13 +279,30 @@ void init_cli(char *hostname)
 		fcntl(clifd, F_SETFL, flags | O_NONBLOCK);
 	}
 	addr.sin_family = AF_INET;
+	addr.sin_addr.s_addr = config->cli_bind_address; /* defaults to INADDR_ANY */
 	addr.sin_port = htons(23);
 	if (bind(clifd, (void *) &addr, sizeof(addr)) < 0)
+	{
+		LOG(0, 0, 0, "Error binding cli on port 23: %s\n", strerror(errno));
+		close(clifd);
+		clifd = -1;
+		return;
+	}
+	if (listen(clifd, 10) < 0)
 	{
 		LOG(0, 0, 0, "Error listening on cli port 23: %s\n", strerror(errno));
+		close(clifd);
+		clifd = -1;
 		return;
 	}
-	listen(clifd, 10);
+}
+
+void cli_init_hostname(char *hostname)
+{
+	if (hostname && *hostname)
+		cli_set_hostname(cli, hostname);
+	else
+		cli_set_hostname(cli, "l2tpns");
 }
 
 void cli_do(int sockfd)
@@ -1038,6 +1051,11 @@ static int cmd_show_run(struct cli_def *cli, char *command, char **argv, int arg
 				h = BGP_HOLD_TIME;
 
 			cli_print(cli, " neighbour %s timers %d %d", config->neighbour[i].name, k, h);
+
+			if (config->neighbour[i].update_source.s_addr != INADDR_ANY)
+				cli_print(cli, " neighbour %s update-source %s",
+						config->neighbour[i].name,
+						inet_ntoa(config->neighbour[i].update_source));
 		}
 	}
 #endif
@@ -2064,6 +2082,7 @@ static int cmd_router_bgp_neighbour(struct cli_def *cli, char *command, char **a
 			return cli_arg_help(cli, 0,
 				"remote-as", "Set remote autonomous system number",
 				"timers",    "Set timers",
+				"update-source",    "Set source address to use for the BGP session",
 				NULL);
 
 		default:
@@ -2082,6 +2101,9 @@ static int cmd_router_bgp_neighbour(struct cli_def *cli, char *command, char **a
 					return cli_arg_help(cli, 1, NULL);
 			}
 
+			if (MATCH("update-source", argv[1]))
+				return cli_arg_help(cli, argc > 3, "A.B.C.D", "Source IP address", NULL);
+
 			return CLI_OK;
 		}
 	}
@@ -2118,12 +2140,33 @@ static int cmd_router_bgp_neighbour(struct cli_def *cli, char *command, char **a
 			snprintf(config->neighbour[i].name, sizeof(config->neighbour[i].name), "%s", argv[0]);
 			config->neighbour[i].keepalive = -1;
 			config->neighbour[i].hold = -1;
+			config->neighbour[i].update_source.s_addr = INADDR_ANY;
 		}
 
 		config->neighbour[i].as = as;
 		return CLI_OK;
 	}
 
+	if (MATCH("update-source", argv[1]))
+	{
+		struct in_addr addr;
+
+		if (!config->neighbour[i].name[0])
+		{
+			cli_error(cli, "Specify remote-as first");
+			return CLI_OK;
+		}
+
+		if (!inet_aton(argv[2], &addr))
+		{
+			cli_error(cli, "Cannot parse IP \"%s\"", argv[2]);
+			return CLI_OK;
+		}
+
+		config->neighbour[i].update_source = addr;
+		return CLI_OK;
+	}
+
 	if (argc != 4 || !MATCH("timers", argv[1]))
 	{
 		cli_error(cli, "Invalid arguments");