| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| /* |
| * discovery_impl.c |
| * |
| * \date Aug 8, 2014 |
| * \author <a href="mailto:dev@celix.apache.org">Apache Celix Project Team</a> |
| * \copyright Apache License, Version 2.0 |
| */ |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <unistd.h> |
| #include <stdbool.h> |
| #include <netdb.h> |
| #include <netinet/in.h> |
| |
| #include "constants.h" |
| #include "celix_threads.h" |
| #include "bundle_context.h" |
| #include "array_list.h" |
| #include "utils.h" |
| #include "celix_errno.h" |
| #include "filter.h" |
| #include "service_reference.h" |
| #include "service_registration.h" |
| #include "remote_constants.h" |
| |
| |
| #include "discovery.h" |
| #include "discovery_impl.h" |
| #include "shm_watcher.h" |
| #include "endpoint_discovery_poller.h" |
| #include "endpoint_discovery_server.h" |
| |
| |
| |
| celix_status_t discovery_create(bundle_context_pt context, discovery_pt *discovery) { |
| celix_status_t status = CELIX_SUCCESS; |
| |
| *discovery = calloc(1, sizeof(struct discovery)); |
| if (!*discovery) { |
| status = CELIX_ENOMEM; |
| } else { |
| (*discovery)->context = context; |
| (*discovery)->poller = NULL; |
| (*discovery)->server = NULL; |
| |
| (*discovery)->listenerReferences = hashMap_create(serviceReference_hashCode, NULL, serviceReference_equals2, NULL); |
| (*discovery)->discoveredServices = hashMap_create(utils_stringHash, NULL, utils_stringEquals, NULL); |
| |
| status = celixThreadMutex_create(&(*discovery)->listenerReferencesMutex, NULL); |
| status = celixThreadMutex_create(&(*discovery)->discoveredServicesMutex, NULL); |
| |
| if (logHelper_create(context, &(*discovery)->loghelper) == CELIX_SUCCESS) { |
| logHelper_start((*discovery)->loghelper); |
| } |
| } |
| |
| return status; |
| } |
| |
| |
| |
| celix_status_t discovery_destroy(discovery_pt discovery) { |
| celix_status_t status = CELIX_SUCCESS; |
| |
| discovery->context = NULL; |
| discovery->poller = NULL; |
| discovery->server = NULL; |
| |
| celixThreadMutex_lock(&discovery->discoveredServicesMutex); |
| |
| hashMap_destroy(discovery->discoveredServices, false, false); |
| discovery->discoveredServices = NULL; |
| |
| celixThreadMutex_unlock(&discovery->discoveredServicesMutex); |
| |
| celixThreadMutex_destroy(&discovery->discoveredServicesMutex); |
| |
| celixThreadMutex_lock(&discovery->listenerReferencesMutex); |
| |
| hashMap_destroy(discovery->listenerReferences, false, false); |
| discovery->listenerReferences = NULL; |
| |
| celixThreadMutex_unlock(&discovery->listenerReferencesMutex); |
| |
| celixThreadMutex_destroy(&discovery->listenerReferencesMutex); |
| |
| free(discovery); |
| |
| return status; |
| } |
| |
| celix_status_t discovery_start(discovery_pt discovery) { |
| celix_status_t status = CELIX_SUCCESS; |
| |
| status = endpointDiscoveryPoller_create(discovery, discovery->context, &discovery->poller); |
| if (status != CELIX_SUCCESS) { |
| return CELIX_BUNDLE_EXCEPTION; |
| } |
| |
| status = endpointDiscoveryServer_create(discovery, discovery->context, &discovery->server); |
| if (status != CELIX_SUCCESS) { |
| return CELIX_BUNDLE_EXCEPTION; |
| } |
| |
| status = shmWatcher_create(discovery, discovery->context, &discovery->watcher); |
| if (status != CELIX_SUCCESS) { |
| return CELIX_BUNDLE_EXCEPTION; |
| } |
| |
| return status; |
| } |
| |
| celix_status_t discovery_stop(discovery_pt discovery) { |
| celix_status_t status; |
| |
| status = endpointDiscoveryServer_destroy(discovery->server); |
| if (status != CELIX_SUCCESS) { |
| return CELIX_BUNDLE_EXCEPTION; |
| } |
| |
| status = shmWatcher_destroy(discovery->watcher); |
| if (status != CELIX_SUCCESS) { |
| return CELIX_BUNDLE_EXCEPTION; |
| } |
| |
| status = endpointDiscoveryPoller_destroy(discovery->poller); |
| if (status != CELIX_SUCCESS) { |
| return CELIX_BUNDLE_EXCEPTION; |
| } |
| |
| hash_map_iterator_pt iter; |
| |
| celixThreadMutex_lock(&discovery->discoveredServicesMutex); |
| |
| iter = hashMapIterator_create(discovery->discoveredServices); |
| while (hashMapIterator_hasNext(iter)) { |
| hash_map_entry_pt entry = hashMapIterator_nextEntry(iter); |
| endpoint_description_pt endpoint = hashMapEntry_getValue(entry); |
| |
| discovery_informEndpointListeners(discovery, endpoint, false); |
| } |
| hashMapIterator_destroy(iter); |
| |
| celixThreadMutex_unlock(&discovery->discoveredServicesMutex); |
| |
| logHelper_stop(discovery->loghelper); |
| logHelper_destroy(&discovery->loghelper); |
| |
| return status; |
| } |
| |
| |
| celix_status_t discovery_update(discovery_pt discovery) { |
| celix_status_t status = CELIX_SUCCESS; |
| |
| |
| return status; |
| } |
| |