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 | a61e0b6 | 2018-12-28 19:10:10 +0900 | [diff] [blame^] | 18 | import com.google.common.collect.Maps; |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 19 | import io.grpc.ManagedChannel; |
Jian Li | ae3fcff | 2018-07-30 11:55:44 +0900 | [diff] [blame] | 20 | import io.grpc.ManagedChannelBuilder; |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 21 | import org.onosproject.openstacktelemetry.api.GrpcTelemetryAdminService; |
Jian Li | d1ce10a | 2018-06-12 13:47:23 +0900 | [diff] [blame] | 22 | import org.onosproject.openstacktelemetry.api.OpenstackTelemetryService; |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame] | 23 | import org.onosproject.openstacktelemetry.api.TelemetryConfigService; |
Jian Li | ae3fcff | 2018-07-30 11:55:44 +0900 | [diff] [blame] | 24 | import org.onosproject.openstacktelemetry.api.config.GrpcTelemetryConfig; |
Jian Li | a61e0b6 | 2018-12-28 19:10:10 +0900 | [diff] [blame^] | 25 | import org.onosproject.openstacktelemetry.api.config.TelemetryConfig; |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 26 | import org.osgi.service.component.annotations.Activate; |
| 27 | import org.osgi.service.component.annotations.Component; |
| 28 | import org.osgi.service.component.annotations.Deactivate; |
| 29 | import org.osgi.service.component.annotations.Reference; |
| 30 | import org.osgi.service.component.annotations.ReferenceCardinality; |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 31 | import org.slf4j.Logger; |
| 32 | import org.slf4j.LoggerFactory; |
| 33 | |
Jian Li | a61e0b6 | 2018-12-28 19:10:10 +0900 | [diff] [blame^] | 34 | import java.util.Map; |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame] | 35 | |
| 36 | import static org.onosproject.openstacktelemetry.api.Constants.GRPC_SCHEME; |
| 37 | import static org.onosproject.openstacktelemetry.api.config.TelemetryConfig.ConfigType.GRPC; |
| 38 | import static org.onosproject.openstacktelemetry.config.DefaultGrpcTelemetryConfig.fromTelemetryConfig; |
| 39 | |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 40 | /** |
| 41 | * gRPC telemetry manager. |
| 42 | */ |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 43 | @Component(immediate = true, service = GrpcTelemetryAdminService.class) |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 44 | public class GrpcTelemetryManager implements GrpcTelemetryAdminService { |
| 45 | |
| 46 | private final Logger log = LoggerFactory.getLogger(getClass()); |
| 47 | |
Ray Milkey | d84f89b | 2018-08-17 14:54:17 -0700 | [diff] [blame] | 48 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
Jian Li | d1ce10a | 2018-06-12 13:47:23 +0900 | [diff] [blame] | 49 | protected OpenstackTelemetryService openstackTelemetryService; |
| 50 | |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame] | 51 | @Reference(cardinality = ReferenceCardinality.MANDATORY) |
| 52 | protected TelemetryConfigService telemetryConfigService; |
| 53 | |
Jian Li | a61e0b6 | 2018-12-28 19:10:10 +0900 | [diff] [blame^] | 54 | private Map<String, ManagedChannel> channels = Maps.newConcurrentMap(); |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 55 | |
| 56 | @Activate |
| 57 | protected void activate() { |
Jian Li | d1ce10a | 2018-06-12 13:47:23 +0900 | [diff] [blame] | 58 | |
| 59 | openstackTelemetryService.addTelemetryService(this); |
| 60 | |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 61 | log.info("Started"); |
| 62 | } |
| 63 | |
| 64 | @Deactivate |
| 65 | protected void deactivate() { |
Jian Li | a61e0b6 | 2018-12-28 19:10:10 +0900 | [diff] [blame^] | 66 | stopAll(); |
Jian Li | d1ce10a | 2018-06-12 13:47:23 +0900 | [diff] [blame] | 67 | |
| 68 | openstackTelemetryService.removeTelemetryService(this); |
| 69 | |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 70 | log.info("Stopped"); |
| 71 | } |
| 72 | |
| 73 | @Override |
Jian Li | a61e0b6 | 2018-12-28 19:10:10 +0900 | [diff] [blame^] | 74 | public void start(String name) { |
| 75 | TelemetryConfig config = telemetryConfigService.getConfig(name); |
| 76 | GrpcTelemetryConfig grpcConfig = fromTelemetryConfig(config); |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 77 | |
Jian Li | a61e0b6 | 2018-12-28 19:10:10 +0900 | [diff] [blame^] | 78 | if (grpcConfig != null && !config.name().equals(GRPC_SCHEME) && config.enabled()) { |
| 79 | ManagedChannel channel = ManagedChannelBuilder |
| 80 | .forAddress(grpcConfig.address(), grpcConfig.port()) |
| 81 | .maxInboundMessageSize(grpcConfig.maxInboundMsgSize()) |
| 82 | .usePlaintext(grpcConfig.usePlaintext()) |
| 83 | .build(); |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame] | 84 | |
Jian Li | a61e0b6 | 2018-12-28 19:10:10 +0900 | [diff] [blame^] | 85 | channels.put(name, channel); |
| 86 | } |
| 87 | } |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 88 | |
Jian Li | a61e0b6 | 2018-12-28 19:10:10 +0900 | [diff] [blame^] | 89 | @Override |
| 90 | public void stop(String name) { |
| 91 | ManagedChannel channel = channels.get(name); |
| 92 | |
| 93 | if (channel != null) { |
| 94 | channel.shutdown(); |
| 95 | channels.remove(name); |
| 96 | } |
| 97 | } |
| 98 | |
| 99 | @Override |
| 100 | public void restart(String name) { |
| 101 | stop(name); |
| 102 | start(name); |
| 103 | } |
| 104 | |
| 105 | @Override |
| 106 | public void startAll() { |
| 107 | telemetryConfigService.getConfigsByType(GRPC).forEach(c -> start(c.name())); |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 108 | log.info("gRPC producer has Started"); |
| 109 | } |
| 110 | |
| 111 | @Override |
Jian Li | a61e0b6 | 2018-12-28 19:10:10 +0900 | [diff] [blame^] | 112 | public void stopAll() { |
| 113 | channels.values().forEach(ManagedChannel::shutdown); |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 114 | log.info("gRPC producer has Stopped"); |
| 115 | } |
| 116 | |
| 117 | @Override |
Jian Li | a61e0b6 | 2018-12-28 19:10:10 +0900 | [diff] [blame^] | 118 | public void restartAll() { |
| 119 | stopAll(); |
| 120 | startAll(); |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 121 | } |
| 122 | |
| 123 | @Override |
| 124 | public Object publish(Object record) { |
| 125 | // TODO: need to find a way to invoke gRPC endpoint using channel |
Jian Li | d1ce10a | 2018-06-12 13:47:23 +0900 | [diff] [blame] | 126 | |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame] | 127 | if (channels.isEmpty()) { |
Jian Li | 6c92b3c | 2018-08-03 11:26:55 +0900 | [diff] [blame] | 128 | log.debug("gRPC telemetry service has not been enabled!"); |
Jian Li | d1ce10a | 2018-06-12 13:47:23 +0900 | [diff] [blame] | 129 | } |
| 130 | |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 131 | return null; |
| 132 | } |
Jian Li | d1ce10a | 2018-06-12 13:47:23 +0900 | [diff] [blame] | 133 | |
| 134 | @Override |
| 135 | public boolean isRunning() { |
Jian Li | 69600e0 | 2018-12-24 13:21:18 +0900 | [diff] [blame] | 136 | return !channels.isEmpty(); |
Jian Li | d1ce10a | 2018-06-12 13:47:23 +0900 | [diff] [blame] | 137 | } |
Jian Li | 6803ccd | 2018-06-08 09:26:09 +0900 | [diff] [blame] | 138 | } |