chetanmeh commented on a change in pull request #4656: User Events support in OpenWhisk Standalone mode URL: https://github.com/apache/openwhisk/pull/4656#discussion_r330874916
########## File path: core/standalone/src/main/scala/org/apache/openwhisk/standalone/UserEventLauncher.scala ########## @@ -0,0 +1,148 @@ +/* + * 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. + */ + +package org.apache.openwhisk.standalone + +import java.io.File +import java.nio.charset.StandardCharsets.UTF_8 + +import akka.actor.ActorSystem +import akka.stream.ActorMaterializer +import org.apache.commons.io.FileUtils +import org.apache.openwhisk.common.{Logging, TransactionId} +import org.apache.openwhisk.standalone.StandaloneDockerSupport.{checkOrAllocatePort, containerName, createRunCmd} +import pureconfig.loadConfigOrThrow + +import scala.concurrent.{ExecutionContext, Future} + +class UserEventLauncher(docker: StandaloneDockerClient, owPort: Int, kafkaDockerPort: Int, workDir: File, dataDir: File)( + implicit logging: Logging, + ec: ExecutionContext, + actorSystem: ActorSystem, + materializer: ActorMaterializer, + tid: TransactionId) { + + //owPort+1 is used by Api Gateway + private val userEventPort = checkOrAllocatePort(owPort + 2) + private val prometheusPort = checkOrAllocatePort(9090) + private val grafanaPort = checkOrAllocatePort(3000) + + case class UserEventConfig(image: String, prometheusImage: String, grafanaImage: String) + + private val userEventConfig = loadConfigOrThrow[UserEventConfig](StandaloneConfigKeys.userEventConfigKey) + + private val hostIp = StandaloneDockerSupport.getLocalHostIp() + + def run(): Future[Seq[ServiceContainer]] = { + for { + userEvent <- runUserEvents() + (promContainer, promSvc) <- runPrometheus() + grafanaSvc <- runGrafana(promContainer) + } yield { + logging.info(this, "Enabled the user-event config") + System.setProperty("whisk.user-events.enabled", "true") + Seq(userEvent, promSvc, grafanaSvc) + } + } + + def runUserEvents(): Future[ServiceContainer] = { + val env = Map("KAFKA_HOSTS" -> s"$hostIp:$kafkaDockerPort") + + logging.info(this, s"Starting User Events: $userEventPort") + val name = containerName("user-events") + val params = Map("-p" -> Set(s"$userEventPort:9095")) + val args = createRunCmd(name, env, params) + + val f = docker.runDetached(userEventConfig.image, args, true) + f.map(_ => ServiceContainer(userEventPort, s"http://localhost:$userEventPort";, name)) + } + + def runPrometheus(): Future[(StandaloneDockerContainer, ServiceContainer)] = { + logging.info(this, s"Starting Prometheus at $prometheusPort") + val baseParams = Map("-p" -> Set(s"$prometheusPort:9090")) + val promConfigDir = newDir(workDir, "prometheus") + val promDataDir = newDir(dataDir, "prometheus") + + val configFile = new File(promConfigDir, "prometheus.yml") + FileUtils.write(configFile, prometheusConfig, UTF_8) + + val volParams = Map( + "-v" -> Set(s"${promDataDir.getAbsolutePath}:/prometheus", s"${promConfigDir.getAbsolutePath}:/etc/prometheus/")) + val name = containerName("prometheus") + val args = createRunCmd(name, Map.empty, baseParams ++ volParams) + val f = docker.runDetached(userEventConfig.prometheusImage, args, shouldPull = true) + val sc = ServiceContainer(prometheusPort, s"http://localhost:$prometheusPort";, name) + f.map(c => (c, sc)) + } + + def runGrafana(promContainer: StandaloneDockerContainer): Future[ServiceContainer] = { + logging.info(this, s"Starting Grafana at $grafanaPort") + val baseParams = Map("-p" -> Set(s"$grafanaPort:3000")) + val grafanaConfigDir = newDir(workDir, "grafana") + val grafanaDataDir = newDir(dataDir, "grafana") + + val promUrl = s"http://$hostIp:$prometheusPort"; + unzipGrafanaConfig(grafanaConfigDir, promUrl) + + val env = Map( + "GF_PATHS_PROVISIONING" -> "/etc/grafana/provisioning", + "GF_USERS_ALLOW_SIGN_UP" -> "false", + "GF_AUTH_ANONYMOUS_ENABLED" -> "true", + "GF_AUTH_ANONYMOUS_ORG_NAME" -> "Main Org.", + "GF_AUTH_ANONYMOUS_ORG_ROLE" -> "Admin") + + val volParams = Map( + "-v" -> Set( + s"${grafanaDataDir.getAbsolutePath}:/var/lib/grafanas", + s"${grafanaConfigDir.getAbsolutePath}/provisioning/:/etc/grafana/provisioning/", + s"${grafanaConfigDir.getAbsolutePath}/dashboards/:/var/lib/grafana/dashboards/")) + val name = containerName("grafana") + val args = createRunCmd(name, env, baseParams ++ volParams) + val f = docker.runDetached(userEventConfig.grafanaImage, args, shouldPull = true) + val sc = ServiceContainer(grafanaPort, s"http://localhost:$grafanaPort";, name) + f.map(_ => sc) + } + + private def prometheusConfig = + s"""global: + | scrape_interval: 10s Review comment: Fixed that by packaging the existing `prometheus.yml` and then modifying it ---------------------------------------------------------------- This is an automated message from the Apache Git Service. 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