int switch_event_recv_featuresreply( struct switch_info *sw_info, uint64_t *dpid ) { int ret; uint16_t new_service_name_len; char *new_service_name; switch ( sw_info->state ) { case SWITCH_STATE_WAIT_FEATURES_REPLY: sw_info->datapath_id = *dpid; sw_info->state = SWITCH_STATE_COMPLETED; // cancel to features_reply_wait-timeout timer switch_unset_timeout( switch_event_timeout_features_reply ); // TODO: change process name // TODO: set keepalive-timeout new_service_name_len = SWITCH_MANAGER_PREFIX_STR_LEN + SWITCH_MANAGER_DPID_STR_LEN + 1; new_service_name = xmalloc( new_service_name_len ); snprintf( new_service_name, new_service_name_len, "%s%" PRIx64, SWITCH_MANAGER_PREFIX, sw_info->datapath_id ); // rename service_name of messenger rename_message_received_callback( get_trema_name(), new_service_name ); debug( "Rename service name to %s from %s.", new_service_name, get_trema_name() ); if ( messenger_dump_enabled() ) { stop_messenger_dump(); start_messenger_dump( new_service_name, DEFAULT_DUMP_SERVICE_NAME ); } // notify state and datapath_id service_send_state( sw_info, &sw_info->datapath_id, MESSENGER_OPENFLOW_READY ); debug( "send ready state" ); ret = ofpmsg_send_setconfig( sw_info ); if ( ret < 0 ) { return ret; } ret = ofpmsg_send_delete_all_flows( sw_info ); if ( ret < 0 ) { return ret; } break; case SWITCH_STATE_COMPLETED: // NOP break; default: notice( "Invalid event 'features reply' from a switch." ); return -1; break; } return 0; }
int switch_event_recv_featuresreply( struct switch_info *sw_info, uint64_t *dpid ) { int ret; char new_service_name[ SWITCH_MANAGER_PREFIX_STR_LEN + SWITCH_MANAGER_DPID_STR_LEN + 1 ]; const uint16_t new_service_name_len = SWITCH_MANAGER_PREFIX_STR_LEN + SWITCH_MANAGER_DPID_STR_LEN + 1; switch ( sw_info->state ) { case SWITCH_STATE_WAIT_FEATURES_REPLY: sw_info->datapath_id = *dpid; sw_info->state = SWITCH_STATE_COMPLETED; // cancel to features_reply_wait-timeout timer switch_unset_timeout( switch_event_timeout_features_reply, NULL ); // TODO: set keepalive-timeout snprintf( new_service_name, new_service_name_len, "%s%#" PRIx64, SWITCH_MANAGER_PREFIX, sw_info->datapath_id ); // checking duplicate service pid_t pid = get_trema_process_from_name( new_service_name ); if ( pid > 0 ) { // duplicated if ( !terminate_trema_process( pid ) ) { return -1; } } // rename service_name of messenger rename_message_received_callback( get_trema_name(), new_service_name ); debug( "Rename service name from %s to %s.", get_trema_name(), new_service_name ); if ( messenger_dump_enabled() ) { stop_messenger_dump(); start_messenger_dump( new_service_name, DEFAULT_DUMP_SERVICE_NAME ); } set_trema_name( new_service_name ); // notify state and datapath_id service_send_state( sw_info, &sw_info->datapath_id, MESSENGER_OPENFLOW_READY ); debug( "send ready state" ); ret = ofpmsg_send_setconfig( sw_info ); if ( ret < 0 ) { return ret; } if ( switch_info.flow_cleanup ) { ret = ofpmsg_send_delete_all_flows( sw_info ); if ( ret < 0 ) { return ret; } } break; case SWITCH_STATE_COMPLETED: // NOP break; default: notice( "Invalid event 'features reply' from a switch." ); return -1; break; } return 0; }
int switch_event_recv_featuresreply( struct switch_info *sw_info, uint64_t *dpid ) { int ret; char new_service_name[ SWITCH_MANAGER_PREFIX_STR_LEN + SWITCH_MANAGER_DPID_STR_LEN + 1 ]; const uint16_t new_service_name_len = SWITCH_MANAGER_PREFIX_STR_LEN + SWITCH_MANAGER_DPID_STR_LEN + 1; switch ( sw_info->state ) { case SWITCH_STATE_WAIT_FEATURES_REPLY: sw_info->datapath_id = *dpid; sw_info->state = SWITCH_STATE_WAIT_REGISTRATION; // cancel to features_reply_wait-timeout timer switch_unset_timeout( switch_event_timeout_features_reply, NULL ); // TODO: set keepalive-timeout snprintf( new_service_name, new_service_name_len, "%s%#" PRIx64, SWITCH_MANAGER_PREFIX, sw_info->datapath_id ); // checking duplicate service pid_t pid = get_pid_by_trema_name( new_service_name ); if ( pid > 0 ) { debug( "duplicated datapath-id %#" PRIx64, sw_info->datapath_id ); if ( !terminate_trema_process( pid ) ) { return -1; } } // rename service_name of messenger rename_message_received_callback( get_trema_name(), new_service_name ); // rename management service name char *management_service_name = xstrdup( get_management_service_name( get_trema_name() ) ); char *new_management_service_name = xstrdup( get_management_service_name( new_service_name ) ); rename_message_requested_callback( management_service_name, new_management_service_name ); xfree( management_service_name ); xfree( new_management_service_name ); debug( "Rename service name from %s to %s.", get_trema_name(), new_service_name ); if ( messenger_dump_enabled() ) { stop_messenger_dump(); start_messenger_dump( new_service_name, DEFAULT_DUMP_SERVICE_NAME ); } set_trema_name( new_service_name ); // reset to default config ret = ofpmsg_send_setconfig( sw_info ); if ( ret < 0 ) { error( "Failed to send setconfig." ); return ret; } if ( switch_info.flow_cleanup ) { debug( "Deleting all flows." ); ret = ofpmsg_send_delete_all_flows( sw_info ); if ( ret < 0 ) { error( "Failed to send delete all flows." ); return ret; } } // switch_ready to switch_manager debug( "Notify switch_ready to switch manager." ); char switch_manager[] = SWITCH_MANAGER; list_element switch_manager_only_list; switch_manager_only_list.next = NULL; switch_manager_only_list.data = switch_manager; service_send_to_application( &switch_manager_only_list, MESSENGER_OPENFLOW_READY, &sw_info->datapath_id, NULL ); init_event_forward_interface(); // Check switch_manager registration debug( "Checking switch manager's switch list." ); sw_info->retry_count = REGISTRATION_RETRY_COUNT; set_list_switches_reply_handler( confirm_self_dpid_is_registered ); if ( send_list_switches_request( sw_info ) ) { switch_set_timeout( REGISTRATION_TIMEOUT, registration_timeout, sw_info ); } else { error( "Failed to send switch list request to switch manager." ); return -1; } break; case SWITCH_STATE_WAIT_REGISTRATION: case SWITCH_STATE_COMPLETED: // NOP break; default: notice( "Invalid event 'features reply' from a switch." ); return -1; break; } return 0; }