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() { |
| 75 | stop(); |
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 | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame^] | 83 | public void start() { |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 84 | |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame^] | 85 | telemetryConfigService.getConfigsByType(REST).forEach(c -> { |
| 86 | RestTelemetryConfig restConfig = fromTelemetryConfig(c); |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 87 | |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame^] | 88 | if (restConfig != null && !c.name().equals(REST_SCHEME) && c.enabled()) { |
| 89 | StringBuilder restServerBuilder = new StringBuilder(); |
| 90 | restServerBuilder.append(PROTOCOL); |
| 91 | restServerBuilder.append(":"); |
| 92 | restServerBuilder.append("//"); |
| 93 | restServerBuilder.append(restConfig.address()); |
| 94 | restServerBuilder.append(":"); |
| 95 | restServerBuilder.append(restConfig.port()); |
| 96 | restServerBuilder.append("/"); |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 97 | |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame^] | 98 | Client client = ClientBuilder.newBuilder().build(); |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 99 | |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame^] | 100 | WebTarget target = client.target(restServerBuilder.toString()).path(restConfig.endpoint()); |
| 101 | |
| 102 | targets.put(c.name(), target); |
| 103 | } |
| 104 | }); |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 105 | |
| 106 | log.info("REST producer has Started"); |
| 107 | } |
| 108 | |
| 109 | @Override |
| 110 | public void stop() { |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame^] | 111 | targets.values().forEach(t -> t = null); |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 112 | log.info("REST producer has Stopped"); |
| 113 | } |
| 114 | |
| 115 | @Override |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame^] | 116 | public void restart() { |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 117 | stop(); |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame^] | 118 | start(); |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 119 | } |
| 120 | |
| 121 | @Override |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame^] | 122 | public Set<Response> publish(String record) { |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 123 | |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame^] | 124 | Set<Response> responses = Sets.newConcurrentHashSet(); |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 125 | |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame^] | 126 | targets.forEach((k, v) -> { |
| 127 | TelemetryConfig config = telemetryConfigService.getConfig(k); |
| 128 | RestTelemetryConfig restConfig = fromTelemetryConfig(config); |
Jian Li | d1ce10a | 2018-06-12 13:47:23 +0900 | [diff] [blame] | 129 | |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame^] | 130 | switch (restConfig.method()) { |
| 131 | case POST_METHOD: |
| 132 | responses.add(v.request(restConfig.requestMediaType()) |
| 133 | .post(Entity.json(record))); |
| 134 | break; |
| 135 | case GET_METHOD: |
| 136 | responses.add(v.request(restConfig.requestMediaType()).get()); |
| 137 | break; |
| 138 | default: |
| 139 | break; |
| 140 | } |
| 141 | }); |
Jian Li | d1ce10a | 2018-06-12 13:47:23 +0900 | [diff] [blame] | 142 | |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame^] | 143 | return responses; |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 144 | } |
Jian Li | d1ce10a | 2018-06-12 13:47:23 +0900 | [diff] [blame] | 145 | |
| 146 | @Override |
| 147 | public boolean isRunning() { |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame^] | 148 | return !targets.isEmpty(); |
Jian Li | d1ce10a | 2018-06-12 13:47:23 +0900 | [diff] [blame] | 149 | } |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 150 | } |