+ if(!init_control())
+ return 1;
+
+ /* Initiate all outgoing connections. */
+
+ try_outgoing_connections();
+
+ /* Change process priority */
+
+ char *priority = 0;
+
+ if(get_config_string(lookup_config(config_tree, "ProcessPriority"), &priority)) {
+ if(!strcasecmp(priority, "Normal")) {
+ if (setpriority(NORMAL_PRIORITY_CLASS) != 0) {
+ logger(LOG_ERR, "System call `%s' failed: %s",
+ "setpriority", strerror(errno));
+ goto end;
+ }
+ } else if(!strcasecmp(priority, "Low")) {
+ if (setpriority(BELOW_NORMAL_PRIORITY_CLASS) != 0) {
+ logger(LOG_ERR, "System call `%s' failed: %s",
+ "setpriority", strerror(errno));
+ goto end;
+ }
+ } else if(!strcasecmp(priority, "High")) {
+ if (setpriority(HIGH_PRIORITY_CLASS) != 0) {
+ logger(LOG_ERR, "System call `%s' failed: %s",
+ "setpriority", strerror(errno));
+ goto end;
+ }
+ } else {
+ logger(LOG_ERR, "Invalid priority `%s`!", priority);
+ goto end;
+ }
+ }
+
+ /* drop privileges */
+ if (!drop_privs())
+ goto end;
+
+ /* Start main loop. It only exits when tinc is killed. */
+
+ status = main_loop();
+
+ /* Shutdown properly. */
+
+ ifdebug(CONNECTIONS)
+ dump_device_stats();
+
+ close_network_connections();
+
+end:
+ logger(LOG_NOTICE, "Terminating");
+
+ exit_control();
+
+ crypto_exit();
+
+ exit_configuration(&config_tree);
+ free_names();
+
+ return status;