Repository: storm Updated Branches: refs/heads/master b74320497 -> 3de3afc37
http://git-wip-us.apache.org/repos/asf/storm/blob/08934e29/storm-core/src/jvm/org/apache/storm/daemon/supervisor/SyncProcessEvent.java ---------------------------------------------------------------------- diff --git a/storm-core/src/jvm/org/apache/storm/daemon/supervisor/SyncProcessEvent.java b/storm-core/src/jvm/org/apache/storm/daemon/supervisor/SyncProcessEvent.java new file mode 100644 index 0000000..af454b9 --- /dev/null +++ b/storm-core/src/jvm/org/apache/storm/daemon/supervisor/SyncProcessEvent.java @@ -0,0 +1,674 @@ +/** + * 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.storm.daemon.supervisor; + +import clojure.lang.IFn; +import clojure.lang.RT; +import org.apache.commons.io.FileUtils; +import org.apache.commons.lang.StringUtils; +import org.apache.storm.Config; +import org.apache.storm.ProcessSimulator; +import org.apache.storm.cluster.IStormClusterState; +import org.apache.storm.daemon.Shutdownable; +import org.apache.storm.generated.ExecutorInfo; +import org.apache.storm.generated.LSWorkerHeartbeat; +import org.apache.storm.generated.LocalAssignment; +import org.apache.storm.generated.WorkerResources; +import org.apache.storm.utils.ConfigUtils; +import org.apache.storm.utils.LocalState; +import org.apache.storm.utils.Time; +import org.apache.storm.utils.Utils; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import org.yaml.snakeyaml.Yaml; + +import java.io.File; +import java.io.FileWriter; +import java.io.IOException; +import java.util.*; + +/** + * 1. to kill are those in allocated that are dead or disallowed 2. kill the ones that should be dead - read pids, kill -9 and individually remove file - rmr + * heartbeat dir, rmdir pid dir, rmdir id dir (catch exception and log) 3. of the rest, figure out what assignments aren't yet satisfied 4. generate new worker + * ids, write new "approved workers" to LS 5. create local dir for worker id 5. launch new workers (give worker-id, port, and supervisor-id) 6. wait for workers + * launch + */ +public class SyncProcessEvent extends ShutdownWork implements Runnable { + + private static Logger LOG = LoggerFactory.getLogger(SyncProcessEvent.class); + + private final LocalState localState; + + private IStormClusterState stormClusterState; + + private SupervisorData supervisorData; + + private class ProcessExitCallback implements Utils.ExitCodeCallable { + private final String logPrefix; + private final String workerId; + + public ProcessExitCallback(String logPrefix, String workerId) { + this.logPrefix = logPrefix; + this.workerId = workerId; + } + + @Override + public Object call() throws Exception { + return null; + } + + @Override + public Object call(int exitCode) { + LOG.info("{} exited with code: {}", logPrefix, exitCode); + supervisorData.getDeadWorkers().add(workerId); + return null; + } + } + + public SyncProcessEvent(SupervisorData supervisorData) { + + this.supervisorData = supervisorData; + + this.localState = supervisorData.getLocalState(); + + this.stormClusterState = supervisorData.getStormClusterState(); + } + + /** + * 1. to kill are those in allocated that are dead or disallowed 2. kill the ones that should be dead - read pids, kill -9 and individually remove file - + * rmr heartbeat dir, rmdir pid dir, rmdir id dir (catch exception and log) 3. of the rest, figure out what assignments aren't yet satisfied 4. generate new + * worker ids, write new "approved workers" to LS 5. create local dir for worker id 5. launch new workers (give worker-id, port, and supervisor-id) 6. wait + * for workers launch + */ + @Override + public void run() { + LOG.debug("Syncing processes"); + try { + Map conf = supervisorData.getConf(); + Map<Integer, LocalAssignment> assignedExecutors = localState.getLocalAssignmentsMap(); + if (assignedExecutors == null) { + assignedExecutors = new HashMap<>(); + } + int now = Time.currentTimeSecs(); + + Map<String, StateHeartbeat> localWorkerStats = getLocalWorkerStats(assignedExecutors, now); + + Set<String> keeperWorkerIds = new HashSet<>(); + Set<Integer> keepPorts = new HashSet<>(); + for (Map.Entry<String, StateHeartbeat> entry : localWorkerStats.entrySet()) { + StateHeartbeat stateHeartbeat = entry.getValue(); + if (stateHeartbeat.getState() == State.valid) { + keeperWorkerIds.add(entry.getKey()); + keepPorts.add(stateHeartbeat.getHeartbeat().get_port()); + } + } + Map<Integer, LocalAssignment> reassignExecutors = getReassignExecutors(assignedExecutors, keepPorts); + Map<Integer, String> newWorkerIds = new HashMap<>(); + for (Integer port : reassignExecutors.keySet()) { + newWorkerIds.put(port, Utils.uuid()); + } + LOG.debug("Syncing processes"); + LOG.debug("Assigned executors: {}", assignedExecutors); + LOG.debug("Allocated: {}", localWorkerStats); + + for (Map.Entry<String, StateHeartbeat> entry : localWorkerStats.entrySet()) { + StateHeartbeat stateHeartbeat = entry.getValue(); + if (stateHeartbeat.getState() != State.valid) { + LOG.info("Shutting down and clearing state for id {}, Current supervisor time: {}, State: {}, Heartbeat: {}", entry.getKey(), now, + stateHeartbeat.getState(), stateHeartbeat.getHeartbeat()); + shutWorker(supervisorData, entry.getKey()); + } + } + // start new workers + Map<String, Integer> newWorkerPortToIds = startNewWorkers(newWorkerIds, reassignExecutors); + + Map<String, Integer> allWorkerPortToIds = new HashMap<>(); + Map<String, Integer> approvedWorkers = localState.getApprovedWorkers(); + for (String keeper : keeperWorkerIds) { + allWorkerPortToIds.put(keeper, approvedWorkers.get(keeper)); + } + allWorkerPortToIds.putAll(newWorkerPortToIds); + localState.setApprovedWorkers(allWorkerPortToIds); + waitForWorkersLaunch(conf, newWorkerPortToIds.keySet()); + + } catch (Exception e) { + LOG.error("Failed Sync Process", e); + throw Utils.wrapInRuntime(e); + } + + } + + protected void waitForWorkersLaunch(Map conf, Set<String> workerIds) throws Exception { + int startTime = Time.currentTimeSecs(); + int timeOut = (int) conf.get(Config.NIMBUS_SUPERVISOR_TIMEOUT_SECS); + for (String workerId : workerIds) { + LocalState localState = ConfigUtils.workerState(conf, workerId); + while (true) { + LSWorkerHeartbeat hb = localState.getWorkerHeartBeat(); + if (hb != null || (Time.currentTimeSecs() - startTime) > timeOut) + break; + LOG.info("{} still hasn't started", workerId); + Time.sleep(500); + } + if (localState.getWorkerHeartBeat() == null) { + LOG.info("Worker {} failed to start", workerId); + } + } + } + + Map<Integer, LocalAssignment> getReassignExecutors(Map<Integer, LocalAssignment> assignExecutors, Set<Integer> keepPorts) { + Map<Integer, LocalAssignment> reassignExecutors = new HashMap<>(); + for (Integer port : keepPorts) { + if (assignExecutors.containsKey(port)) { + reassignExecutors.put(port, assignExecutors.get(port)); + } + } + return reassignExecutors; + } + + /** + * Returns map from worker id to worker heartbeat. if the heartbeat is nil, then the worker is dead + * + * @param assignedExecutors + * @return + * @throws Exception + */ + public Map<String, StateHeartbeat> getLocalWorkerStats(Map<Integer, LocalAssignment> assignedExecutors, int now) throws Exception { + Map<String, StateHeartbeat> workerIdHbstate = new HashMap<>(); + Map conf = supervisorData.getConf(); + LocalState localState = supervisorData.getLocalState(); + Map<String, LSWorkerHeartbeat> idToHeartbeat = readWorkerHeartbeats(conf); + Map<String, Integer> approvedWorkers = localState.getApprovedWorkers(); + Set<String> approvedIds = new HashSet<>(); + if (approvedWorkers != null) { + approvedIds.addAll(approvedWorkers.keySet()); + } + for (Map.Entry<String, LSWorkerHeartbeat> entry : idToHeartbeat.entrySet()) { + String workerId = entry.getKey(); + LSWorkerHeartbeat whb = entry.getValue(); + State state; + if (whb == null) { + state = State.notStarted; + } else if (!approvedIds.contains(workerId) || !matchesAssignment(whb, assignedExecutors)) { + state = State.disallowed; + } else if (supervisorData.getDeadWorkers().contains(workerId)) { + LOG.info("Worker Process {}as died", workerId); + state = State.timedOut; + } else if ((now - whb.get_time_secs()) > (Integer) (conf.get(Config.SUPERVISOR_WORKER_TIMEOUT_SECS))) { + state = State.timedOut; + } else { + state = State.valid; + } + LOG.debug("Worker:{} state:{} WorkerHeartbeat:{} at supervisor time-secs {}", workerId, state, whb.toString(), now); + workerIdHbstate.put(workerId, new StateHeartbeat(state, whb)); + } + return workerIdHbstate; + } + + protected boolean matchesAssignment(LSWorkerHeartbeat whb, Map<Integer, LocalAssignment> assignedExecutors) { + LocalAssignment localAssignment = assignedExecutors.get(whb.get_port()); + if (localAssignment == null || localAssignment.get_topology_id() != whb.get_topology_id()) { + return false; + } + List<ExecutorInfo> executorInfos = new ArrayList<>(); + executorInfos.addAll(whb.get_executors()); + // remove SYSTEM_EXECUTOR_ID + executorInfos.remove(new ExecutorInfo(-1, -1)); + List<ExecutorInfo> localExecuorInfos = localAssignment.get_executors(); + if (executorInfos != localExecuorInfos) + return false; + return true; + } + + /** + * Returns map from worr id to heartbeat + * + * @param conf + * @return + * @throws Exception + */ + protected Map<String, LSWorkerHeartbeat> readWorkerHeartbeats(Map conf) throws Exception { + Map<String, LSWorkerHeartbeat> workerHeartbeats = new HashMap<>(); + + Collection<String> workerIds = SupervisorUtils.supervisorWorkerIds(conf); + + for (String workerId : workerIds) { + LSWorkerHeartbeat whb = readWorkerHeartbeat(conf, workerId); + // ATTENTION: whb can be null + workerHeartbeats.put(workerId, whb); + } + return workerHeartbeats; + } + + /** + * get worker heartbeat by workerId + * + * @param conf + * @param workerId + * @return + * @throws IOException + */ + protected LSWorkerHeartbeat readWorkerHeartbeat(Map conf, String workerId) { + try { + LocalState localState = ConfigUtils.workerState(conf, workerId); + return localState.getWorkerHeartBeat(); + } catch (Exception e) { + LOG.warn("Failed to read local heartbeat for workerId : {},Ignoring exception.", workerId, e); + return null; + } + } + + /** + * launch a worker in local mode. But it may exist question??? + */ + protected void launchLocalWorker(String stormId, Integer port, String workerId, WorkerResources resources) throws IOException { + // port this function after porting worker to java + } + + protected String getWorkerClassPath(String stormJar, Map stormConf) { + List<String> topoClasspath = new ArrayList<>(); + Object object = stormConf.get(Config.TOPOLOGY_CLASSPATH); + if (object != null) { + topoClasspath.addAll((List<String>) object); + } + String classPath = Utils.workerClasspath(); + String classAddPath = Utils.addToClasspath(classPath, Arrays.asList(stormJar)); + return Utils.addToClasspath(classAddPath, topoClasspath); + } + + /** + * "Generates runtime childopts by replacing keys with topology-id, worker-id, port, mem-onheap" + * + * @param value + * @param workerId + * @param stormId + * @param port + * @param memOnheap + */ + public List<String> substituteChildopts(Object value, String workerId, String stormId, Integer port, int memOnheap) { + List<String> rets = new ArrayList<>(); + if (value instanceof String) { + String string = (String) value; + string.replace("%ID%", String.valueOf(port)); + string.replace("%WORKER-ID%", workerId); + string.replace("%TOPOLOGY-ID%", stormId); + string.replace("%WORKER-PORT%", String.valueOf(port)); + string.replace("%HEAP-MEM%", String.valueOf(memOnheap)); + String[] strings = string.split("\\s+"); + rets.addAll(Arrays.asList(strings)); + } else if (value instanceof List) { + List<String> strings = (List<String>) value; + for (String str : strings) { + str.replace("%ID%", String.valueOf(port)); + str.replace("%WORKER-ID%", workerId); + str.replace("%TOPOLOGY-ID%", stormId); + str.replace("%WORKER-PORT%", String.valueOf(port)); + str.replace("%HEAP-MEM%", String.valueOf(memOnheap)); + rets.add(str); + } + } + return rets; + } + + private String jvmCmd(String cmd) { + String ret = null; + String javaHome = System.getProperty("JAVA_HOME"); + if (StringUtils.isNotBlank(javaHome)) { + ret = javaHome + Utils.FILE_PATH_SEPARATOR + "bin" + Utils.FILE_PATH_SEPARATOR + cmd; + } else { + ret = cmd; + } + return ret; + } + + /** + * launch a worker in distributed mode + * + * @throws IOException + */ + protected void launchDistributeWorker(String stormId, Integer port, String workerId, WorkerResources resources) throws IOException { + + Map conf = supervisorData.getConf(); + Boolean runWorkerAsUser = Utils.getBoolean(conf.get(Config.SUPERVISOR_RUN_WORKER_AS_USER), false); + String stormHome = System.getProperty("storm.home"); + String stormOptions = System.getProperty("storm.options"); + String stormConfFile = System.getProperty("storm.conf.file"); + String stormLogDir = ConfigUtils.getLogDir(); + String stormLogConfDir = (String) (conf.get(Config.STORM_LOG4J2_CONF_DIR)); + + String stormLog4j2ConfDir; + if (StringUtils.isNotBlank(stormLogConfDir)) { + if (Utils.isAbsolutePath(stormLogConfDir)) { + stormLog4j2ConfDir = stormLogConfDir; + } else { + stormLog4j2ConfDir = stormHome + Utils.FILE_PATH_SEPARATOR + stormLogConfDir; + } + } else { + stormLog4j2ConfDir = stormHome + Utils.FILE_PATH_SEPARATOR + "log4j2"; + } + + String stormRoot = ConfigUtils.supervisorStormDistRoot(conf, stormId); + + String jlp = jlp(stormRoot, conf); + + String stormJar = ConfigUtils.supervisorStormJarPath(stormRoot); + + Map stormConf = ConfigUtils.readSupervisorStormConf(conf, stormId); + + String workerClassPath = getWorkerClassPath(stormJar, stormConf); + + Object topGcOptsObject = stormConf.get(Config.TOPOLOGY_WORKER_GC_CHILDOPTS); + List<String> topGcOpts = new ArrayList<>(); + if (topGcOptsObject instanceof String) { + topGcOpts.add((String) topGcOptsObject); + } else if (topGcOptsObject instanceof List) { + topGcOpts.addAll((List<String>) topGcOptsObject); + } + + int memOnheap = 0; + if (resources.get_mem_on_heap() > 0) { + memOnheap = (int) Math.ceil(resources.get_mem_on_heap()); + } else { + memOnheap = Utils.getInt(stormConf.get(Config.WORKER_HEAP_MEMORY_MB)); + } + + int memoffheap = (int) Math.ceil(resources.get_mem_off_heap()); + + int cpu = (int) Math.ceil(resources.get_cpu()); + + List<String> gcOpts = null; + + if (topGcOpts != null) { + gcOpts = substituteChildopts(topGcOpts, workerId, stormId, port, memOnheap); + } else { + gcOpts = substituteChildopts(conf.get(Config.WORKER_GC_CHILDOPTS), workerId, stormId, port, memOnheap); + } + + Object topoWorkerLogwriterObject = stormConf.get(Config.TOPOLOGY_WORKER_LOGWRITER_CHILDOPTS); + List<String> topoWorkerLogwriterChildopts = new ArrayList<>(); + if (topoWorkerLogwriterObject instanceof String) { + topoWorkerLogwriterChildopts.add((String) topoWorkerLogwriterObject); + } else if (topoWorkerLogwriterObject instanceof List) { + topoWorkerLogwriterChildopts.addAll((List<String>) topoWorkerLogwriterObject); + } + + String user = (String) stormConf.get(Config.TOPOLOGY_SUBMITTER_USER); + + String logfileName = "worker.log"; + + String workersArtifacets = ConfigUtils.workerArtifactsRoot(conf); + + String loggingSensitivity = (String) stormConf.get(Config.TOPOLOGY_LOGGING_SENSITIVITY); + if (loggingSensitivity == null) { + loggingSensitivity = "S3"; + } + + List<String> workerChildopts = substituteChildopts(conf.get(Config.WORKER_CHILDOPTS), workerId, stormId, port, memOnheap); + + List<String> topWorkerChildopts = substituteChildopts(stormConf.get(Config.TOPOLOGY_WORKER_CHILDOPTS), workerId, stormId, port, memOnheap); + + List<String> workerProfilerChildopts = null; + if (Utils.getBoolean(conf.get(Config.WORKER_PROFILER_ENABLED), false)) { + workerProfilerChildopts = substituteChildopts(conf.get(Config.WORKER_PROFILER_CHILDOPTS), workerId, stormId, port, memOnheap); + } + + Map<String, String> environment = new HashMap<String, String>(); + Map<String, String> topEnvironment = (Map<String, String>) stormConf.get(Config.TOPOLOGY_ENVIRONMENT); + if (topEnvironment != null) { + environment.putAll(topEnvironment); + environment.put("LD_LIBRARY_PATH", jlp); + } else { + environment.put("LD_LIBRARY_PATH", jlp); + } + + String log4jConfigurationFile = null; + if (System.getProperty("os.name").startsWith("Windows") && !stormLog4j2ConfDir.startsWith("file:")) { + log4jConfigurationFile = "file:///" + stormLog4j2ConfDir; + } else { + log4jConfigurationFile = stormLog4j2ConfDir; + } + log4jConfigurationFile = log4jConfigurationFile + Utils.FILE_PATH_SEPARATOR + "worker.xml"; + + StringBuilder commandSB = new StringBuilder(); + + List<String> commandList = new ArrayList<>(); + commandList.add(jvmCmd("java")); + commandList.add("-cp"); + commandList.add(workerClassPath); + commandList.addAll(topoWorkerLogwriterChildopts); + commandList.add("-Dlogfile.name=" + logfileName); + commandList.add("-Dstorm.home=" + stormHome); + commandList.add("-Dworkers.artifacts=" + workersArtifacets); + commandList.add("-Dstorm.id=" + stormId); + commandList.add("-Dworker.id=" + workerId); + commandList.add("-Dworker.port=" + port); + commandList.add("-Dstorm.log.dir=" + stormLogDir); + commandList.add("-Dlog4j.configurationFile=" + log4jConfigurationFile); + commandList.add("-DLog4jContextSelector=org.apache.logging.log4j.core.selector.BasicContextSelector"); + commandList.add("org.apache.storm.LogWriter"); + + commandList.add(jvmCmd("java")); + commandList.add("-server"); + commandList.addAll(workerChildopts); + commandList.addAll(topWorkerChildopts); + commandList.addAll(gcOpts); + commandList.addAll(workerProfilerChildopts); + commandList.add("-Djava.library.path=" + jlp); + commandList.add("-Dlogfile.name=" + logfileName); + commandList.add("-Dstorm.home=" + stormHome); + commandList.add("-Dworkers.artifacts=" + workersArtifacets); + commandList.add("-Dstorm.conf.file=" + stormConfFile); + commandList.add("-Dstorm.options=" + stormOptions); + commandList.add("-Dstorm.log.dir=" + stormLogDir); + commandList.add("-Dlogging.sensitivity=" + loggingSensitivity); + commandList.add(" -Dlog4j.configurationFile=" + log4jConfigurationFile); + commandList.add("-DLog4jContextSelector=org.apache.logging.log4j.core.selector.BasicContextSelector"); + commandList.add("-Dstorm.id=" + stormId); + commandList.add("-Dworker.id=" + workerId); + commandList.add("-Dworker.port=" + port); + commandList.add("-cp"); + commandList.add(workerClassPath); + commandList.add("org.apache.storm.daemon.worker"); + commandList.add(stormId); + commandList.add(supervisorData.getAssignmentId()); + commandList.add(String.valueOf(port)); + commandList.add(workerId); + + // {"cpu" cpu "memory" (+ mem-onheap mem-offheap (int (Math/ceil (conf STORM-CGROUP-MEMORY-LIMIT-TOLERANCE-MARGIN-MB)))) + if (Utils.getBoolean(conf.get(Config.STORM_RESOURCE_ISOLATION_PLUGIN_ENABLE), false)) { + int cgRoupMem = (int) (Math.ceil((double) conf.get(Config.STORM_CGROUP_MEMORY_LIMIT_TOLERANCE_MARGIN_MB))); + int memoryValue = memoffheap + memOnheap + cgRoupMem; + int cpuValue = cpu; + Map<String, Number> map = new HashMap<>(); + map.put("cpu", cpuValue); + map.put("memory", memoryValue); + supervisorData.getResourceIsolationManager().reserveResourcesForWorker(workerId, map); + commandList = supervisorData.getResourceIsolationManager().getLaunchCommand(workerId, commandList); + } + + LOG.info("Launching worker with command: ", Utils.shellCmd(commandList)); + writeLogMetadata(stormConf, user, workerId, stormId, port, conf); + ConfigUtils.setWorkerUserWSE(conf, workerId, user); + createArtifactsLink(conf, stormId, port, workerId); + + String logPrefix = "Worker Process " + workerId; + String workerDir = ConfigUtils.workerRoot(conf, workerId); + supervisorData.getDeadWorkers().remove(workerId); + createBlobstoreLinks(conf, stormId, workerId); + + ProcessExitCallback processExitCallback = new ProcessExitCallback(logPrefix, workerId); + if (runWorkerAsUser) { + List<String> stringList = new ArrayList<>(); + stringList.add("worker"); + stringList.add(workerDir); + stringList.add(Utils.writeScript(workerDir, commandList, topEnvironment)); + SupervisorUtils.workerLauncher(conf, user, stringList, null, logPrefix, processExitCallback, new File(workerDir)); + } else { + Utils.launchProcess(commandList, topEnvironment, logPrefix, processExitCallback, new File(workerDir)); + } + } + + protected String jlp(String stormRoot, Map conf) { + String resourceRoot = stormRoot + Utils.FILE_PATH_SEPARATOR + ConfigUtils.RESOURCES_SUBDIR; + String os = System.getProperty("os.name").replaceAll("\\s+", "_"); + String arch = System.getProperty("os.arch"); + String archResourceRoot = resourceRoot + Utils.FILE_PATH_SEPARATOR + os + "-" + arch; + String ret = archResourceRoot + Utils.FILE_PATH_SEPARATOR + resourceRoot + Utils.FILE_PATH_SEPARATOR + conf.get(Config.JAVA_LIBRARY_PATH); + return ret; + } + + protected Map<String, Integer> startNewWorkers(Map<Integer, String> newWorkerIds, Map<Integer, LocalAssignment> reassignExecutors) throws IOException { + + Map<String, Integer> newValidWorkerIds = new HashMap<>(); + Map conf = supervisorData.getConf(); + String clusterMode = ConfigUtils.clusterMode(conf); + + for (Map.Entry<Integer, LocalAssignment> entry : reassignExecutors.entrySet()) { + Integer port = entry.getKey(); + LocalAssignment assignment = entry.getValue(); + String workerId = newWorkerIds.get(port); + String stormId = assignment.get_topology_id(); + WorkerResources resources = assignment.get_resources(); + + // This condition checks for required files exist before launching the worker + if (SupervisorUtils.checkTopoFilesExist(conf, stormId)) { + String pidsPath = ConfigUtils.workerPidsRoot(conf, workerId); + String hbPath = ConfigUtils.workerHeartbeatsRoot(conf, workerId); + + FileUtils.forceMkdir(new File(pidsPath)); + FileUtils.forceMkdir(new File(hbPath)); + + if (clusterMode.endsWith("distributed")) { + launchDistributeWorker(stormId, port, workerId, resources); + } else if (clusterMode.endsWith("local")) { + launchLocalWorker(stormId, port, workerId, resources); + } + newValidWorkerIds.put(workerId, port); + LOG.info("Launching worker with assignment {} for this supervisor {} on port {} with id {}", assignment, supervisorData.getSupervisorId(), port, + workerId); + } else { + LOG.info("Missing topology storm code, so can't launch worker with assignment {} for this supervisor {} on port {} with id {}", assignment, + supervisorData.getSupervisorId(), port, workerId); + } + + } + return newValidWorkerIds; + } + + protected void writeLogMetadata(Map stormconf, String user, String workerId, String stormId, int port, Map conf) throws IOException { + Map data = new HashMap(); + data.put(Config.TOPOLOGY_SUBMITTER_USER, user); + data.put("worker-id", workerId); + + Set<String> logsGroups = new HashSet<>(); + if (stormconf.get(Config.LOGS_GROUPS) != null) { + logsGroups.addAll((List<String>) stormconf.get(Config.LOGS_GROUPS)); + } + if (stormconf.get(Config.TOPOLOGY_GROUPS) != null) { + logsGroups.addAll((List<String>) stormconf.get(Config.TOPOLOGY_GROUPS)); + } + data.put(Config.LOGS_GROUPS, logsGroups.toArray()); + + Set<String> logsUsers = new HashSet<>(); + if (stormconf.get(Config.LOGS_USERS) != null) { + logsUsers.addAll((List<String>) stormconf.get(Config.LOGS_USERS)); + } + if (stormconf.get(Config.TOPOLOGY_USERS) != null) { + logsUsers.addAll((List<String>) stormconf.get(Config.TOPOLOGY_USERS)); + } + data.put(Config.LOGS_USERS, logsUsers.toArray()); + writeLogMetadataToYamlFile(stormId, port, data, conf); + } + + /** + * run worker as user needs the directory to have special permissions or it is insecure + * + * @param stormId + * @param port + * @param data + * @param conf + * @throws IOException + */ + protected void writeLogMetadataToYamlFile(String stormId, int port, Map data, Map conf) throws IOException { + File file = ConfigUtils.getLogMetaDataFile(conf, stormId, port); + if (!Utils.checkFileExists(file.getParent())) { + if (Utils.getBoolean(conf.get(Config.SUPERVISOR_RUN_WORKER_AS_USER), false)) { + FileUtils.forceMkdir(file.getParentFile()); + SupervisorUtils.setupStormCodeDir(conf, ConfigUtils.readSupervisorStormConf(conf, stormId), file.getParentFile().getCanonicalPath()); + } else { + file.getParentFile().mkdir(); + } + } + FileWriter writer = new FileWriter(file); + Yaml yaml = new Yaml(); + yaml.dump(data, writer); + } + + /** + * Create a symlink from workder directory to its port artifacts directory + * + * @param conf + * @param stormId + * @param port + * @param workerId + */ + protected void createArtifactsLink(Map conf, String stormId, int port, String workerId) throws IOException { + String workerDir = ConfigUtils.workerRoot(conf, workerId); + String topoDir = ConfigUtils.workerArtifactsRoot(conf, stormId); + if (Utils.checkFileExists(workerDir)) { + Utils.createSymlink(workerDir, topoDir, "artifacts", String.valueOf(port)); + } + } + + /** + * Create symlinks in worker launch directory for all blobs + * + * @param conf + * @param stormId + * @param workerId + * @throws IOException + */ + protected void createBlobstoreLinks(Map conf, String stormId, String workerId) throws IOException { + String stormRoot = ConfigUtils.supervisorStormDistRoot(conf, stormId); + Map stormConf = ConfigUtils.readSupervisorStormConf(conf, stormId); + String workerRoot = ConfigUtils.workerRoot(conf, workerId); + Map<String, Map<String, Object>> blobstoreMap = (Map<String, Map<String, Object>>) stormConf.get(Config.TOPOLOGY_BLOBSTORE_MAP); + List<String> blobFileNames = new ArrayList<>(); + if (blobstoreMap != null) { + for (Map.Entry<String, Map<String, Object>> entry : blobstoreMap.entrySet()) { + String key = entry.getKey(); + Map<String, Object> blobInfo = entry.getValue(); + String ret = null; + if (blobInfo != null && blobInfo.containsKey("localname")) { + ret = (String) blobInfo.get("localname"); + } else { + ret = key; + } + blobFileNames.add(ret); + } + } + List<String> resourceFileNames = new ArrayList<>(); + resourceFileNames.add(ConfigUtils.RESOURCES_SUBDIR); + resourceFileNames.addAll(blobFileNames); + LOG.info("Creating symlinks for worker-id: {} storm-id: {} for files({}): {}", workerId, stormId, resourceFileNames.size(), resourceFileNames); + Utils.createSymlink(workerRoot, stormRoot, ConfigUtils.RESOURCES_SUBDIR); + for (String fileName : blobFileNames) { + Utils.createSymlink(workerRoot, stormRoot, fileName, fileName); + } + } +} http://git-wip-us.apache.org/repos/asf/storm/blob/08934e29/storm-core/src/jvm/org/apache/storm/daemon/supervisor/SyncSupervisorEvent.java ---------------------------------------------------------------------- diff --git a/storm-core/src/jvm/org/apache/storm/daemon/supervisor/SyncSupervisorEvent.java b/storm-core/src/jvm/org/apache/storm/daemon/supervisor/SyncSupervisorEvent.java new file mode 100644 index 0000000..d6dc45e --- /dev/null +++ b/storm-core/src/jvm/org/apache/storm/daemon/supervisor/SyncSupervisorEvent.java @@ -0,0 +1,592 @@ +/** + * 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.storm.daemon.supervisor; + +import org.apache.commons.io.FileUtils; +import org.apache.storm.Config; +import org.apache.storm.blobstore.BlobStore; +import org.apache.storm.blobstore.ClientBlobStore; +import org.apache.storm.cluster.IStateStorage; +import org.apache.storm.cluster.IStormClusterState; +import org.apache.storm.event.EventManager; +import org.apache.storm.generated.*; +import org.apache.storm.localizer.LocalResource; +import org.apache.storm.localizer.LocalizedResource; +import org.apache.storm.localizer.Localizer; +import org.apache.storm.utils.*; +import org.apache.thrift.transport.TTransportException; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import java.io.File; +import java.io.FileOutputStream; +import java.io.IOException; +import java.net.JarURLConnection; +import java.net.URL; +import java.nio.file.Files; +import java.nio.file.StandardCopyOption; +import java.util.*; +import java.util.concurrent.atomic.AtomicInteger; + +public class SyncSupervisorEvent implements Runnable { + + private static final Logger LOG = LoggerFactory.getLogger(SyncSupervisorEvent.class); + + private EventManager syncSupEventManager; + private EventManager syncProcessManager; + + private IStormClusterState stormClusterState; + + private LocalState localState; + + private SyncProcessEvent syncProcesses; + private SupervisorData supervisorData; + + public SyncSupervisorEvent(SupervisorData supervisorData, SyncProcessEvent syncProcesses, EventManager syncSupEventManager, + EventManager syncProcessManager) { + + this.syncProcesses = syncProcesses; + this.syncSupEventManager = syncSupEventManager; + this.syncProcessManager = syncProcessManager; + this.stormClusterState = supervisorData.getStormClusterState(); + this.localState = supervisorData.getLocalState(); + this.supervisorData = supervisorData; + } + + @Override + public void run() { + try { + Map conf = supervisorData.getConf(); + Runnable syncCallback = new EventManagerPushCallback(this, syncSupEventManager); + List<String> stormIds = stormClusterState.assignments(syncCallback); + Map<String, Map<String, Object>> assignmentsSnapshot = + getAssignmentsSnapshot(stormClusterState, stormIds, supervisorData.getAssignmentVersions(), syncCallback); + Map<String, List<ProfileRequest>> stormIdToProfilerActions = getProfileActions(stormClusterState, stormIds); + + Set<String> allDownloadedTopologyIds = SupervisorUtils.readDownLoadedStormIds(conf); + Map<String, String> stormcodeMap = readStormCodeLocations(assignmentsSnapshot); + Map<Integer, LocalAssignment> existingAssignment = localState.getLocalAssignmentsMap(); + if (existingAssignment == null){ + existingAssignment = new HashMap<>(); + } + + Map<Integer, LocalAssignment> allAssignment = + readAssignments(assignmentsSnapshot, existingAssignment, supervisorData.getAssignmentId(), supervisorData.getSyncRetry()); + + Map<Integer, LocalAssignment> newAssignment = new HashMap<>(); + Set<String> assignedStormIds = new HashSet<>(); + + for (Map.Entry<Integer, LocalAssignment> entry : allAssignment.entrySet()) { + if (supervisorData.getiSupervisor().confirmAssigned(entry.getKey())) { + newAssignment.put(entry.getKey(), entry.getValue()); + assignedStormIds.add(entry.getValue().get_topology_id()); + } + } + Set<String> srashStormIds = verifyDownloadedFiles(conf, supervisorData.getLocalizer(), assignedStormIds, allDownloadedTopologyIds); + Set<String> downloadedStormIds = new HashSet<>(); + downloadedStormIds.addAll(allDownloadedTopologyIds); + downloadedStormIds.removeAll(srashStormIds); + + LOG.debug("Synchronizing supervisor"); + LOG.debug("Storm code map: {}", stormcodeMap); + LOG.debug("All assignment: {}", allAssignment); + LOG.debug("New assignment: {}", newAssignment); + LOG.debug("Assigned Storm Ids {}", assignedStormIds); + LOG.debug("All Downloaded Ids {}", allDownloadedTopologyIds); + LOG.debug("Checked Downloaded Ids {}", srashStormIds); + LOG.debug("Downloaded Ids {}", downloadedStormIds); + LOG.debug("Storm Ids Profiler Actions {}", stormIdToProfilerActions); + // download code first + // This might take awhile + // - should this be done separately from usual monitoring? + // should we only download when topology is assigned to this supervisor? + for (Map.Entry<String, String> entry : stormcodeMap.entrySet()) { + String stormId = entry.getKey(); + if (!downloadedStormIds.contains(stormId) && assignedStormIds.contains(stormId)) { + LOG.info("Downloading code for storm id {}.", stormId); + try { + downloadStormCode(conf, stormId, entry.getValue(), supervisorData.getLocalizer()); + } catch (Exception e) { + if (Utils.exceptionCauseIsInstanceOf(NimbusLeaderNotFoundException.class, e)) { + LOG.warn("Nimbus leader was not available.", e); + } else if (Utils.exceptionCauseIsInstanceOf(TTransportException.class, e)) { + LOG.warn("There was a connection problem with nimbus.", e); + } else { + throw e; + } + } + LOG.info("Finished downloading code for storm id {}", stormId); + } + } + + LOG.debug("Writing new assignment {}", newAssignment); + + Set<Integer> killWorkers = new HashSet<>(); + killWorkers.addAll(existingAssignment.keySet()); + killWorkers.removeAll(newAssignment.keySet()); + for (Integer port : killWorkers) { + supervisorData.getiSupervisor().killedWorker(port); + } + + supervisorData.getiSupervisor().assigned(newAssignment.keySet()); + localState.setLocalAssignmentsMap(newAssignment); + supervisorData.setAssignmentVersions(assignmentsSnapshot); + supervisorData.setStormIdToProfileActions(stormIdToProfilerActions); + + Map<Long, LocalAssignment> convertNewAssignment = new HashMap<>(); + for (Map.Entry<Integer, LocalAssignment> entry : newAssignment.entrySet()) { + convertNewAssignment.put(entry.getKey().longValue(), entry.getValue()); + } + supervisorData.setCurrAssignment(convertNewAssignment); + // remove any downloaded code that's no longer assigned or active + // important that this happens after setting the local assignment so that + // synchronize-supervisor doesn't try to launch workers for which the + // resources don't exist + if (Utils.isOnWindows()) { + shutdownDisallowedWorkers(); + } + for (String stormId : allDownloadedTopologyIds) { + if (!stormcodeMap.containsKey(stormId)) { + LOG.info("Removing code for storm id {}.", stormId); + rmTopoFiles(conf, stormId, supervisorData.getLocalizer(), true); + } + } + syncProcessManager.add(syncProcesses); + } catch (Exception e) { + LOG.error("Failed to Sync Supervisor", e); + throw new RuntimeException(e); + } + + } + + protected Map<String, Map<String, Object>> getAssignmentsSnapshot(IStormClusterState stormClusterState, List<String> stormIds, + Map<String, Map<String, Object>> localAssignmentVersion, Runnable callback) throws Exception { + Map<String, Map<String, Object>> updateAssignmentVersion = new HashMap<>(); + for (String stormId : stormIds) { + Integer recordedVersion = -1; + Integer version = stormClusterState.assignmentVersion(stormId, callback); + if (localAssignmentVersion.containsKey(stormId) && localAssignmentVersion.get(stormId) != null) { + recordedVersion = (Integer) localAssignmentVersion.get(stormId).get(IStateStorage.VERSION); + } + if (version == null) { + // ignore + } else if (version == recordedVersion) { + updateAssignmentVersion.put(stormId, localAssignmentVersion.get(stormId)); + } else { + Map<String, Object> assignmentVersion = (Map<String, Object>) stormClusterState.assignmentInfoWithVersion(stormId, callback); + updateAssignmentVersion.put(stormId, assignmentVersion); + } + } + return updateAssignmentVersion; + } + + protected Map<String, List<ProfileRequest>> getProfileActions(IStormClusterState stormClusterState, List<String> stormIds) throws Exception { + Map<String, List<ProfileRequest>> ret = new HashMap<String, List<ProfileRequest>>(); + for (String stormId : stormIds) { + List<ProfileRequest> profileRequests = stormClusterState.getTopologyProfileRequests(stormId); + ret.put(stormId, profileRequests); + } + return ret; + } + + protected Map<String, String> readStormCodeLocations(Map<String, Map<String, Object>> assignmentsSnapshot) { + Map<String, String> stormcodeMap = new HashMap<>(); + for (Map.Entry<String, Map<String, Object>> entry : assignmentsSnapshot.entrySet()) { + Assignment assignment = (Assignment) (entry.getValue().get(IStateStorage.DATA)); + if (assignment != null) { + stormcodeMap.put(entry.getKey(), assignment.get_master_code_dir()); + } + } + return stormcodeMap; + } + + /** + * Remove a reference to a blob when its no longer needed. + * + * @param localizer + * @param stormId + * @param conf + */ + protected void removeBlobReferences(Localizer localizer, String stormId, Map conf) throws Exception { + Map stormConf = ConfigUtils.readSupervisorStormConf(conf, stormId); + Map<String, Map<String, Object>> blobstoreMap = (Map<String, Map<String, Object>>) stormConf.get(Config.TOPOLOGY_BLOBSTORE_MAP); + String user = (String) stormConf.get(Config.TOPOLOGY_SUBMITTER_USER); + String topoName = (String) stormConf.get(Config.TOPOLOGY_NAME); + if (blobstoreMap != null) { + for (Map.Entry<String, Map<String, Object>> entry : blobstoreMap.entrySet()) { + String key = entry.getKey(); + Map<String, Object> blobInfo = entry.getValue(); + localizer.removeBlobReference(key, user, topoName, SupervisorUtils.isShouldUncompressBlob(blobInfo)); + } + } + } + + protected void rmTopoFiles(Map conf, String stormId, Localizer localizer, boolean isrmBlobRefs) throws IOException { + String path = ConfigUtils.supervisorStormDistRoot(conf, stormId); + try { + if (isrmBlobRefs) { + removeBlobReferences(localizer, stormId, conf); + } + if (Utils.getBoolean(conf.get(Config.SUPERVISOR_RUN_WORKER_AS_USER), false)) { + SupervisorUtils.rmrAsUser(conf, stormId, path); + } else { + Utils.forceDelete(ConfigUtils.supervisorStormDistRoot(conf, stormId)); + } + } catch (Exception e) { + LOG.info("Exception removing: {} ", stormId, e); + } + } + + /** + * Check for the files exists to avoid supervisor crashing Also makes sure there is no necessity for locking" + * + * @param conf + * @param localizer + * @param assignedStormIds + * @param allDownloadedTopologyIds + * @return + */ + protected Set<String> verifyDownloadedFiles(Map conf, Localizer localizer, Set<String> assignedStormIds, Set<String> allDownloadedTopologyIds) + throws IOException { + Set<String> srashStormIds = new HashSet<>(); + for (String stormId : allDownloadedTopologyIds) { + if (assignedStormIds.contains(stormId)) { + if (!SupervisorUtils.checkTopoFilesExist(conf, stormId)) { + LOG.debug("Files not present in topology directory"); + rmTopoFiles(conf, stormId, localizer, false); + srashStormIds.add(stormId); + } + } + } + return srashStormIds; + } + + /** + * download code ; two cluster mode: local and distributed + * + * @param conf + * @param stormId + * @param masterCodeDir + * @throws IOException + */ + private void downloadStormCode(Map conf, String stormId, String masterCodeDir, Localizer localizer) throws Exception { + String clusterMode = ConfigUtils.clusterMode(conf); + + if (clusterMode.endsWith("distributed")) { + downloadDistributeStormCode(conf, stormId, masterCodeDir, localizer); + } else if (clusterMode.endsWith("local")) { + downloadLocalStormCode(conf, stormId, masterCodeDir, localizer); + } + } + + private void downloadLocalStormCode(Map conf, String stormId, String masterCodeDir, Localizer localizer) throws Exception { + + String tmproot = ConfigUtils.supervisorTmpDir(conf) + Utils.FILE_PATH_SEPARATOR + Utils.uuid(); + String stormroot = ConfigUtils.supervisorStormDistRoot(conf, stormId); + BlobStore blobStore = Utils.getNimbusBlobStore(conf, masterCodeDir, null); + try { + FileUtils.forceMkdir(new File(tmproot)); + String stormCodeKey = ConfigUtils.masterStormCodeKey(stormId); + String stormConfKey = ConfigUtils.masterStormConfKey(stormId); + String codePath = ConfigUtils.supervisorStormCodePath(tmproot); + String confPath = ConfigUtils.supervisorStormConfPath(tmproot); + blobStore.readBlobTo(stormCodeKey, new FileOutputStream(codePath), null); + blobStore.readBlobTo(stormConfKey, new FileOutputStream(confPath), null); + } finally { + blobStore.shutdown(); + } + + FileUtils.moveDirectory(new File(tmproot), new File(stormroot)); + SupervisorUtils.setupStormCodeDir(conf, ConfigUtils.readSupervisorStormConf(conf, stormId), stormroot); + ClassLoader classloader = Thread.currentThread().getContextClassLoader(); + + String resourcesJar = resourcesJar(); + + URL url = classloader.getResource(ConfigUtils.RESOURCES_SUBDIR); + + String targetDir = stormroot + Utils.FILE_PATH_SEPARATOR + ConfigUtils.RESOURCES_SUBDIR; + + if (resourcesJar != null) { + LOG.info("Extracting resources from jar at {} to {}", resourcesJar, targetDir); + Utils.extractDirFromJar(resourcesJar, ConfigUtils.RESOURCES_SUBDIR, stormroot); + } else if (url != null) { + + LOG.info("Copying resources at {} to {} ", url.toString(), targetDir); + if (url.getProtocol() == "jar") { + JarURLConnection urlConnection = (JarURLConnection) url.openConnection(); + Utils.extractDirFromJar(urlConnection.getJarFileURL().getFile(), ConfigUtils.RESOURCES_SUBDIR, stormroot); + } else { + FileUtils.copyDirectory(new File(url.getFile()), (new File(targetDir))); + } + } + } + + /** + * Downloading to permanent location is atomic + * + * @param conf + * @param stormId + * @param masterCodeDir + * @param localizer + * @throws Exception + */ + private void downloadDistributeStormCode(Map conf, String stormId, String masterCodeDir, Localizer localizer) throws Exception { + + String tmproot = ConfigUtils.supervisorTmpDir(conf) + Utils.FILE_PATH_SEPARATOR + Utils.uuid(); + String stormroot = ConfigUtils.supervisorStormDistRoot(conf, stormId); + ClientBlobStore blobStore = Utils.getClientBlobStoreForSupervisor(conf); + + if (Utils.isOnWindows()) { + if (Utils.getBoolean(conf.get(Config.SUPERVISOR_RUN_WORKER_AS_USER), false)) { + throw new RuntimeException("ERROR: Windows doesn't implement setting the correct permissions"); + } + } else { + Utils.restrictPermissions(tmproot); + } + FileUtils.forceMkdir(new File(tmproot)); + String stormJarKey = ConfigUtils.masterStormJarKey(stormId); + String stormCodeKey = ConfigUtils.masterStormCodeKey(stormId); + String stormConfKey = ConfigUtils.masterStormConfKey(stormId); + String jarPath = ConfigUtils.supervisorStormJarPath(tmproot); + String codePath = ConfigUtils.supervisorStormCodePath(tmproot); + String confPath = ConfigUtils.supervisorStormConfPath(tmproot); + Utils.downloadResourcesAsSupervisor(stormJarKey, jarPath, blobStore); + Utils.downloadResourcesAsSupervisor(stormCodeKey, codePath, blobStore); + Utils.downloadResourcesAsSupervisor(stormConfKey, confPath, blobStore); + blobStore.shutdown(); + Utils.extractDirFromJar(jarPath, ConfigUtils.RESOURCES_SUBDIR, tmproot); + downloadBlobsForTopology(conf, confPath, localizer, tmproot); + if (IsDownloadBlobsForTopologySucceed(confPath, tmproot)) { + LOG.info("Successfully downloaded blob resources for storm-id {}", stormId); + FileUtils.forceMkdir(new File(stormroot)); + Files.move(new File(tmproot).toPath(), new File(stormroot).toPath(), StandardCopyOption.ATOMIC_MOVE); + SupervisorUtils.setupStormCodeDir(conf, ConfigUtils.readSupervisorStormConf(conf, stormId), stormroot); + } else { + LOG.info("Failed to download blob resources for storm-id ", stormId); + Utils.forceDelete(tmproot); + } + } + + /** + * Assert if all blobs are downloaded for the given topology + * + * @param stormconfPath + * @param targetDir + * @return + */ + protected boolean IsDownloadBlobsForTopologySucceed(String stormconfPath, String targetDir) throws IOException { + Map stormConf = Utils.fromCompressedJsonConf(FileUtils.readFileToByteArray(new File(stormconfPath))); + Map<String, Map<String, Object>> blobstoreMap = (Map<String, Map<String, Object>>) stormConf.get(Config.TOPOLOGY_BLOBSTORE_MAP); + List<String> blobFileNames = new ArrayList<>(); + if (blobstoreMap != null) { + for (Map.Entry<String, Map<String, Object>> entry : blobstoreMap.entrySet()) { + String key = entry.getKey(); + Map<String, Object> blobInfo = entry.getValue(); + String ret = null; + if (blobInfo != null && blobInfo.containsKey("localname")) { + ret = (String) blobInfo.get("localname"); + } else { + ret = key; + } + blobFileNames.add(ret); + } + } + for (String string : blobFileNames) { + if (!Utils.checkFileExists(string)) + return false; + } + return true; + } + + /** + * Download all blobs listed in the topology configuration for a given topology. + * + * @param conf + * @param stormconfPath + * @param localizer + * @param tmpRoot + */ + protected void downloadBlobsForTopology(Map conf, String stormconfPath, Localizer localizer, String tmpRoot) throws IOException { + Map stormConf = ConfigUtils.readSupervisorStormConfGivenPath(conf, stormconfPath); + Map<String, Map<String, Object>> blobstoreMap = (Map<String, Map<String, Object>>) stormConf.get(Config.TOPOLOGY_BLOBSTORE_MAP); + String user = (String) stormConf.get(Config.TOPOLOGY_SUBMITTER_USER); + String topoName = (String) stormConf.get(Config.TOPOLOGY_NAME); + File userDir = localizer.getLocalUserFileCacheDir(user); + List<LocalResource> localResourceList = SupervisorUtils.blobstoreMapToLocalresources(blobstoreMap); + if (localResourceList.size() > 0) { + if (!userDir.exists()) { + FileUtils.forceMkdir(userDir); + } + try { + List<LocalizedResource> localizedResources = localizer.getBlobs(localResourceList, user, topoName, userDir); + setupBlobPermission(conf, user, userDir.toString()); + for (LocalizedResource localizedResource : localizedResources) { + File rsrcFilePath = new File(localizedResource.getFilePath()); + String keyName = rsrcFilePath.getName(); + String blobSymlinkTargetName = new File(localizedResource.getCurrentSymlinkPath()).getName(); + + String symlinkName = null; + if (blobstoreMap != null) { + Map<String, Object> blobInfo = blobstoreMap.get(keyName); + if (blobInfo != null && blobInfo.containsKey("localname")) { + symlinkName = (String) blobInfo.get("localname"); + } else { + symlinkName = keyName; + } + } + Utils.createSymlink(tmpRoot, rsrcFilePath.getParent(), symlinkName, blobSymlinkTargetName); + } + } catch (AuthorizationException authExp) { + LOG.error("AuthorizationException error {}", authExp); + } catch (KeyNotFoundException knf) { + LOG.error("KeyNotFoundException error {}", knf); + } + } + } + + protected void setupBlobPermission(Map conf, String user, String path) throws IOException { + if (Utils.getBoolean(Config.SUPERVISOR_RUN_WORKER_AS_USER, false)) { + String logPrefix = "setup blob permissions for " + path; + SupervisorUtils.workerLauncherAndWait(conf, user, Arrays.asList("blob", path), null, logPrefix); + } + + } + + private String resourcesJar() throws IOException { + + String path = Utils.currentClasspath(); + if (path == null) { + return null; + } + String[] paths = path.split(File.pathSeparator); + List<String> jarPaths = new ArrayList<String>(); + for (String s : paths) { + if (s.endsWith(".jar")) { + jarPaths.add(s); + } + } + + List<String> rtn = new ArrayList<String>(); + int size = jarPaths.size(); + for (int i = 0; i < size; i++) { + if (Utils.zipDoesContainDir(jarPaths.get(i), ConfigUtils.RESOURCES_SUBDIR)) { + rtn.add(jarPaths.get(i)); + } + } + if (rtn.size() == 0) + return null; + + return rtn.get(0); + } + + protected Map<Integer, LocalAssignment> readAssignments(Map<String, Map<String, Object>> assignmentsSnapshot, + Map<Integer, LocalAssignment> existingAssignment, String assignmentId, AtomicInteger retries) { + try { + Map<Integer, LocalAssignment> portLA = new HashMap<Integer, LocalAssignment>(); + for (Map.Entry<String, Map<String, Object>> assignEntry : assignmentsSnapshot.entrySet()) { + String stormId = assignEntry.getKey(); + Assignment assignment = (Assignment) assignEntry.getValue().get(IStateStorage.DATA); + + Map<Integer, LocalAssignment> portTasks = readMyExecutors(stormId, assignmentId, assignment); + + for (Map.Entry<Integer, LocalAssignment> entry : portTasks.entrySet()) { + + Integer port = entry.getKey(); + + LocalAssignment la = entry.getValue(); + + if (!portLA.containsKey(port)) { + portLA.put(port, la); + } else { + throw new RuntimeException("Should not have multiple topologys assigned to one port"); + } + } + } + retries.set(0); + return portLA; + } catch (RuntimeException e) { + if (retries.get() > 2) { + throw e; + } else { + retries.addAndGet(1); + } + LOG.warn("{} : retrying {} of 3", e.getMessage(), retries.get()); + return existingAssignment; + } + } + + protected Map<Integer, LocalAssignment> readMyExecutors(String stormId, String assignmentId, Assignment assignment) { + Map<Integer, LocalAssignment> portTasks = new HashMap<>(); + Map<Long, WorkerResources> slotsResources = new HashMap<>(); + Map<NodeInfo, WorkerResources> nodeInfoWorkerResourcesMap = assignment.get_worker_resources(); + if (nodeInfoWorkerResourcesMap != null) { + for (Map.Entry<NodeInfo, WorkerResources> entry : nodeInfoWorkerResourcesMap.entrySet()) { + if (entry.getKey().get_node().equals(assignmentId)) { + Set<Long> ports = entry.getKey().get_port(); + for (Long port : ports) { + slotsResources.put(port, entry.getValue()); + } + } + } + } + Map<List<Long>, NodeInfo> executorNodePort = assignment.get_executor_node_port(); + if (executorNodePort != null) { + for (Map.Entry<List<Long>, NodeInfo> entry : executorNodePort.entrySet()) { + if (entry.getValue().get_node().equals(assignmentId)) { + for (Long port : entry.getValue().get_port()) { + LocalAssignment localAssignment = portTasks.get(port); + if (localAssignment == null) { + List<ExecutorInfo> executors = new ArrayList<ExecutorInfo>(); + localAssignment = new LocalAssignment(stormId, executors); + if (slotsResources.containsKey(port)) { + localAssignment.set_resources(slotsResources.get(port)); + } + portTasks.put(port.intValue(), localAssignment); + } + List<ExecutorInfo> executorInfoList = localAssignment.get_executors(); + executorInfoList.add(new ExecutorInfo(entry.getKey().get(0).intValue(), entry.getKey().get(entry.getKey().size() - 1).intValue())); + } + } + } + } + return portTasks; + } + + // I konw it's not a good idea to create SyncProcessEvent, but I only hope SyncProcessEvent is responsible for start/shutdown + //workers, and SyncSupervisorEvent is responsible for download/remove topologys' binary. + protected void shutdownDisallowedWorkers() throws Exception{ + Map conf = supervisorData.getConf(); + LocalState localState = supervisorData.getLocalState(); + Map<Integer, LocalAssignment> assignedExecutors = localState.getLocalAssignmentsMap(); + if (assignedExecutors == null) { + assignedExecutors = new HashMap<>(); + } + int now = Time.currentTimeSecs(); + SyncProcessEvent syncProcesses = new SyncProcessEvent(supervisorData); + Map<String, StateHeartbeat> workerIdHbstate = syncProcesses.getLocalWorkerStats(assignedExecutors, now); + LOG.debug("Allocated workers ", assignedExecutors); + for (Map.Entry<String, StateHeartbeat> entry : workerIdHbstate.entrySet()){ + String workerId = entry.getKey(); + StateHeartbeat stateHeartbeat = entry.getValue(); + if (stateHeartbeat.getState() == State.disallowed){ + syncProcesses.shutWorker(supervisorData, workerId); + LOG.debug("{}'s state disallowed, so shutdown this worker"); + } + } + } +} http://git-wip-us.apache.org/repos/asf/storm/blob/08934e29/storm-core/src/jvm/org/apache/storm/daemon/supervisor/UpdateBlobs.java ---------------------------------------------------------------------- diff --git a/storm-core/src/jvm/org/apache/storm/daemon/supervisor/UpdateBlobs.java b/storm-core/src/jvm/org/apache/storm/daemon/supervisor/UpdateBlobs.java new file mode 100644 index 0000000..90dccae --- /dev/null +++ b/storm-core/src/jvm/org/apache/storm/daemon/supervisor/UpdateBlobs.java @@ -0,0 +1,103 @@ +/** + * 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.storm.daemon.supervisor; + +import org.apache.storm.Config; +import org.apache.storm.generated.AuthorizationException; +import org.apache.storm.generated.KeyNotFoundException; +import org.apache.storm.generated.LocalAssignment; +import org.apache.storm.localizer.LocalResource; +import org.apache.storm.localizer.Localizer; +import org.apache.storm.utils.ConfigUtils; +import org.apache.storm.utils.NimbusLeaderNotFoundException; +import org.apache.storm.utils.Utils; +import org.apache.thrift.transport.TTransportException; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import java.io.IOException; +import java.util.HashSet; +import java.util.List; +import java.util.Map; +import java.util.Set; +import java.util.concurrent.ConcurrentHashMap; + +/** + * downloads all blobs listed in the topology configuration for all topologies assigned to this supervisor, and creates version files with a suffix. The + * Runnable is intended to be run periodically by a timer, created elsewhere. + */ +public class UpdateBlobs implements Runnable { + + private static final Logger LOG = LoggerFactory.getLogger(UpdateBlobs.class); + + private SupervisorData supervisorData; + + public UpdateBlobs(SupervisorData supervisorData) { + this.supervisorData = supervisorData; + } + + @Override + public void run() { + try { + Map conf = supervisorData.getConf(); + Set<String> downloadedStormIds = SupervisorUtils.readDownLoadedStormIds(conf); + ConcurrentHashMap<Long, LocalAssignment> newAssignment = supervisorData.getCurrAssignment(); + Set<String> assignedStormIds = new HashSet<>(); + for (LocalAssignment localAssignment : newAssignment.values()) { + assignedStormIds.add(localAssignment.get_topology_id()); + } + for (String stormId : downloadedStormIds) { + if (assignedStormIds.contains(stormId)) { + String stormRoot = ConfigUtils.supervisorStormDistRoot(conf, stormId); + LOG.debug("Checking Blob updates for storm topology id {} With target_dir: {}", stormId, stormRoot); + updateBlobsForTopology(conf, stormId, supervisorData.getLocalizer()); + } + } + } catch (Exception e) { + if (Utils.exceptionCauseIsInstanceOf(TTransportException.class, e)) { + LOG.error("Network error while updating blobs, will retry again later", e); + } else if (Utils.exceptionCauseIsInstanceOf(NimbusLeaderNotFoundException.class, e)) { + LOG.error("Nimbus unavailable to update blobs, will retry again later", e); + } else { + throw Utils.wrapInRuntime(e); + } + } + } + + /** + * Update each blob listed in the topology configuration if the latest version of the blob has not been downloaded. + * + * @param conf + * @param stormId + * @param localizer + * @throws IOException + */ + private void updateBlobsForTopology(Map conf, String stormId, Localizer localizer) throws IOException { + Map stormConf = ConfigUtils.readSupervisorStormConf(conf, stormId); + Map<String, Map<String, Object>> blobstoreMap = (Map<String, Map<String, Object>>) stormConf.get(Config.TOPOLOGY_BLOBSTORE_MAP); + String user = (String) stormConf.get(Config.TOPOLOGY_SUBMITTER_USER); + List<LocalResource> localresources = SupervisorUtils.blobstoreMapToLocalresources(blobstoreMap); + try { + localizer.updateBlobs(localresources, user); + } catch (AuthorizationException authExp) { + LOG.error("AuthorizationException error", authExp); + } catch (KeyNotFoundException knf) { + LOG.error("KeyNotFoundException error", knf); + } + } +}
