Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2018-present Open Networking Foundation |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.openstacktelemetry.impl; |
| 17 | |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame] | 18 | import com.google.common.collect.Maps; |
| 19 | import com.google.common.collect.Sets; |
Jian Li | d1ce10a | 2018-06-12 13:47:23 +0900 | [diff] [blame] | 20 | import org.onosproject.openstacktelemetry.api.OpenstackTelemetryService; |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 21 | import org.onosproject.openstacktelemetry.api.RestTelemetryAdminService; |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame] | 22 | import org.onosproject.openstacktelemetry.api.TelemetryConfigService; |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 23 | import org.onosproject.openstacktelemetry.api.config.RestTelemetryConfig; |
| 24 | import org.onosproject.openstacktelemetry.api.config.TelemetryConfig; |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 25 | import org.osgi.service.component.annotations.Activate; |
| 26 | import org.osgi.service.component.annotations.Component; |
| 27 | import org.osgi.service.component.annotations.Deactivate; |
| 28 | import org.osgi.service.component.annotations.Reference; |
| 29 | import org.osgi.service.component.annotations.ReferenceCardinality; |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 30 | import org.slf4j.Logger; |
| 31 | import org.slf4j.LoggerFactory; |
| 32 | |
| 33 | import javax.ws.rs.client.Client; |
| 34 | import javax.ws.rs.client.ClientBuilder; |
| 35 | import javax.ws.rs.client.Entity; |
| 36 | import javax.ws.rs.client.WebTarget; |
| 37 | import javax.ws.rs.core.Response; |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame] | 38 | import java.util.Map; |
| 39 | import java.util.Set; |
| 40 | |
| 41 | import static org.onosproject.openstacktelemetry.api.Constants.REST_SCHEME; |
| 42 | import static org.onosproject.openstacktelemetry.api.config.TelemetryConfig.ConfigType.REST; |
| 43 | import static org.onosproject.openstacktelemetry.config.DefaultRestTelemetryConfig.fromTelemetryConfig; |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 44 | |
| 45 | /** |
| 46 | * REST telemetry manager. |
| 47 | */ |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 48 | @Component(immediate = true, service = RestTelemetryAdminService.class) |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 49 | public class RestTelemetryManager implements RestTelemetryAdminService { |
| 50 | |
| 51 | private final Logger log = LoggerFactory.getLogger(getClass()); |
| 52 | |
| 53 | private static final String PROTOCOL = "http"; |
| 54 | private static final String POST_METHOD = "POST"; |
| 55 | private static final String GET_METHOD = "GET"; |
| 56 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 57 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | d1ce10a | 2018-06-12 13:47:23 +0900 | [diff] [blame] | 58 | protected OpenstackTelemetryService openstackTelemetryService; |
| 59 | |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame] | 60 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 61 | protected TelemetryConfigService telemetryConfigService; |
| 62 | |
| 63 | private Map<String, WebTarget> targets = Maps.newConcurrentMap(); |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 64 | |
| 65 | @Activate |
| 66 | protected void activate() { |
Jian Li | d1ce10a | 2018-06-12 13:47:23 +0900 | [diff] [blame] | 67 | |
| 68 | openstackTelemetryService.addTelemetryService(this); |
| 69 | |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 70 | log.info("Started"); |
| 71 | } |
| 72 | |
| 73 | @Deactivate |
| 74 | protected void deactivate() { |
Jian Li | a61e0b6 | 2018-12-28 19:10:10 +0900 | [diff] [blame^] | 75 | stopAll(); |
Jian Li | d1ce10a | 2018-06-12 13:47:23 +0900 | [diff] [blame] | 76 | |
| 77 | openstackTelemetryService.removeTelemetryService(this); |
| 78 | |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 79 | log.info("Stopped"); |
| 80 | } |
| 81 | |
| 82 | @Override |
Jian Li | a61e0b6 | 2018-12-28 19:10:10 +0900 | [diff] [blame^] | 83 | public void startAll() { |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 84 | |
Jian Li | a61e0b6 | 2018-12-28 19:10:10 +0900 | [diff] [blame^] | 85 | telemetryConfigService.getConfigsByType(REST).forEach(c -> start(c.name())); |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 86 | |
| 87 | log.info("REST producer has Started"); |
| 88 | } |
| 89 | |
| 90 | @Override |
Jian Li | a61e0b6 | 2018-12-28 19:10:10 +0900 | [diff] [blame^] | 91 | public void stopAll() { |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame] | 92 | targets.values().forEach(t -> t = null); |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 93 | log.info("REST producer has Stopped"); |
| 94 | } |
| 95 | |
| 96 | @Override |
Jian Li | a61e0b6 | 2018-12-28 19:10:10 +0900 | [diff] [blame^] | 97 | public void restartAll() { |
| 98 | stopAll(); |
| 99 | startAll(); |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 100 | } |
| 101 | |
| 102 | @Override |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame] | 103 | public Set<Response> publish(String record) { |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 104 | |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame] | 105 | Set<Response> responses = Sets.newConcurrentHashSet(); |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 106 | |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame] | 107 | targets.forEach((k, v) -> { |
| 108 | TelemetryConfig config = telemetryConfigService.getConfig(k); |
| 109 | RestTelemetryConfig restConfig = fromTelemetryConfig(config); |
Jian Li | d1ce10a | 2018-06-12 13:47:23 +0900 | [diff] [blame] | 110 | |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame] | 111 | switch (restConfig.method()) { |
| 112 | case POST_METHOD: |
| 113 | responses.add(v.request(restConfig.requestMediaType()) |
| 114 | .post(Entity.json(record))); |
| 115 | break; |
| 116 | case GET_METHOD: |
| 117 | responses.add(v.request(restConfig.requestMediaType()).get()); |
| 118 | break; |
| 119 | default: |
| 120 | break; |
| 121 | } |
| 122 | }); |
Jian Li | d1ce10a | 2018-06-12 13:47:23 +0900 | [diff] [blame] | 123 | |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame] | 124 | return responses; |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 125 | } |
Jian Li | d1ce10a | 2018-06-12 13:47:23 +0900 | [diff] [blame] | 126 | |
| 127 | @Override |
| 128 | public boolean isRunning() { |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame] | 129 | return !targets.isEmpty(); |
Jian Li | d1ce10a | 2018-06-12 13:47:23 +0900 | [diff] [blame] | 130 | } |
Jian Li | a61e0b6 | 2018-12-28 19:10:10 +0900 | [diff] [blame^] | 131 | |
| 132 | @Override |
| 133 | public void start(String name) { |
| 134 | TelemetryConfig config = telemetryConfigService.getConfig(name); |
| 135 | RestTelemetryConfig restConfig = fromTelemetryConfig(config); |
| 136 | |
| 137 | if (restConfig != null && |
| 138 | !config.name().equals(REST_SCHEME) && config.enabled()) { |
| 139 | StringBuilder restServerBuilder = new StringBuilder(); |
| 140 | restServerBuilder.append(PROTOCOL); |
| 141 | restServerBuilder.append(":"); |
| 142 | restServerBuilder.append("//"); |
| 143 | restServerBuilder.append(restConfig.address()); |
| 144 | restServerBuilder.append(":"); |
| 145 | restServerBuilder.append(restConfig.port()); |
| 146 | restServerBuilder.append("/"); |
| 147 | |
| 148 | Client client = ClientBuilder.newBuilder().build(); |
| 149 | |
| 150 | WebTarget target = client.target( |
| 151 | restServerBuilder.toString()).path(restConfig.endpoint()); |
| 152 | |
| 153 | targets.put(config.name(), target); |
| 154 | } |
| 155 | } |
| 156 | |
| 157 | @Override |
| 158 | public void stop(String name) { |
| 159 | WebTarget target = targets.get(name); |
| 160 | |
| 161 | if (target != null) { |
| 162 | target = null; |
| 163 | targets.remove(name); |
| 164 | } |
| 165 | } |
| 166 | |
| 167 | @Override |
| 168 | public void restart(String name) { |
| 169 | stop(name); |
| 170 | start(name); |
| 171 | } |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 172 | } |