on hup, close and rebind listener ports too (in case their config has changed)

svn:r926

src/or/connection.c

@@ -289,6 +289,15 @@ int connection_connect(connection_t *conn, char *address, uint32_t addr, uint16_
   return 1;
 }
 
+static void listener_close_if_present(int type) {
+  connection_t *conn = connection_get_by_type(type);
+  if (conn) {
+    close(conn->s);
+    conn->s = -1;
+    conn->marked_for_close = 1;
+  }
+}
+
 /* start all connections that should be up but aren't */
 int retry_all_connections(void) {
 
@@ -296,19 +305,22 @@ int retry_all_connections(void) {
     router_retry_connections();
   }
 
-  if(options.ORPort && !connection_get_by_type(CONN_TYPE_OR_LISTENER)) {
+  if(options.ORPort) {
+    listener_close_if_present(CONN_TYPE_OR_LISTENER);
     if(connection_create_listener(options.ORBindAddress, options.ORPort,
                                   CONN_TYPE_OR_LISTENER) < 0)
       return -1;
   }
 
-  if(options.DirPort && !connection_get_by_type(CONN_TYPE_DIR_LISTENER)) {
+  if(options.DirPort) {
+    listener_close_if_present(CONN_TYPE_DIR_LISTENER);
     if(connection_create_listener(options.DirBindAddress, options.DirPort,
                                   CONN_TYPE_DIR_LISTENER) < 0)
       return -1;
   }
- 
-  if(options.SocksPort && !connection_get_by_type(CONN_TYPE_AP_LISTENER)) {
+
+  if(options.SocksPort) {
+    listener_close_if_present(CONN_TYPE_AP_LISTENER);
     if(connection_create_listener(options.SocksBindAddress, options.SocksPort,
                                   CONN_TYPE_AP_LISTENER) < 0)
       return -1;

src/or/cpuworker.c

@@ -58,7 +58,7 @@ int connection_cpu_process_inbuf(connection_t *conn) {
   assert(conn && conn->type == CONN_TYPE_CPUWORKER);
 
   if(conn->inbuf_reached_eof) {
-    log_fn(LOG_WARN,"Read eof. Worker dying.");
+    log_fn(LOG_WARN,"Read eof. Worker has died.");
     if(conn->state != CPUWORKER_STATE_IDLE) {
       /* the circ associated with this cpuworker will have to wait until
        * it gets culled in run_connection_housekeeping(), since we have

src/or/dirserv.c

@@ -52,7 +52,7 @@ dirserv_add_own_fingerprint(const char *nickname, crypto_pk_env_t *pk)
 }
 
 /* return 0 on success, -1 on failure */
-int 
+int
 dirserv_parse_fingerprint_file(const char *fname)
 {
   FILE *file;
@@ -172,7 +172,7 @@ static void free_descriptor_entry(descriptor_entry_t *desc)
   free(desc);
 }
 
-void 
+void
 dirserv_free_descriptors()
 {
   int i;
@@ -311,7 +311,7 @@ dirserv_init_from_directory_string(const char *dir)
   return 0;
 }
 
-static int 
+static int
 list_running_servers(char **nicknames_out)
 {
   char *nickname_lst[MAX_ROUTERS_IN_DIR];
@@ -323,7 +323,7 @@ list_running_servers(char **nicknames_out)
   int length;
   *nicknames_out = NULL;
   nickname_lst[n++] = options.Nickname;
-  
+
   get_connection_array(&connection_array, &n_conns);
   for (i = 0; i<n_conns; ++i) {
     conn = connection_array[i];
@@ -349,7 +349,6 @@ list_running_servers(char **nicknames_out)
   return 0;
 }
 
-
 int
 dirserv_dump_directory_to_string(char *s, int maxlen,
                                  crypto_pk_env_t *private_key)
@@ -400,8 +399,7 @@ dirserv_dump_directory_to_string(char *s, int maxlen,
       ((int)digest[0])&0xff,((int)digest[1])&0xff,
       ((int)digest[2])&0xff,((int)digest[3])&0xff);
 
-  strncpy(cp, 
-          "-----BEGIN SIGNATURE-----\n", maxlen-i);
+  strncpy(cp, "-----BEGIN SIGNATURE-----\n", maxlen-i);
 
   i = strlen(s);
   cp = s+i;

src/or/main.c

@@ -481,8 +481,9 @@ static int do_main_loop(void) {
         /* no need to provide argc/v, they've been cached inside init_from_config */
         exit(1);
       }
-      if(options.ORPort) {
-        router_retry_connections();
+      if(retry_all_connections() < 0) {
+        log_fn(LOG_ERR,"Failed to bind one of the listener ports.");
+        return -1;
       }
       if(options.DirPort) {
         /* reload the fingerprint file */