private int runAndBlock(ContainerId cId, String... cmd) throws IOException {
String appId = "APP_" + getNextId();
Container container = mock(Container.class);
ContainerLaunchContext context = mock(ContainerLaunchContext.class);
HashMap<String, String> env = new HashMap<String, String>();
when(container.getContainerId()).thenReturn(cId);
when(container.getLaunchContext()).thenReturn(context);
when(context.getEnvironment()).thenReturn(env);
String script = writeScriptFile(cmd);
Path scriptPath = new Path(script);
Path tokensPath = new Path("/dev/null");
Path workDir = new Path(workSpace.getAbsolutePath());
Path pidFile = new Path(workDir, "pid.txt");
exec.activateContainer(cId, pidFile);
return exec.launchContainer(
container,
scriptPath,
tokensPath,
appSubmitter,
appId,
workDir,
dirsHandler.getLocalDirs(),
dirsHandler.getLogDirs());
}
@Override
public void run() {
try {
Thread.sleep(delay);
containerExecutor.signalContainer(
new ContainerSignalContext.Builder()
.setContainer(container)
.setUser(user)
.setPid(pid)
.setSignal(signal)
.build());
} catch (InterruptedException e) {
return;
} catch (IOException e) {
String message =
"Exception when user "
+ user
+ " killing task "
+ pid
+ " in DelayedProcessKiller: "
+ StringUtils.stringifyException(e);
LOG.warn(message);
container.handle(new ContainerDiagnosticsUpdateEvent(container.getContainerId(), message));
}
}
private HashMap<String, String> addAppContainers(Application app) {
Dispatcher dispatcher = new AsyncDispatcher();
ApplicationAttemptId appAttemptId = BuilderUtils.newApplicationAttemptId(app.getAppId(), 1);
Container container1 =
new MockContainer(appAttemptId, dispatcher, conf, app.getUser(), app.getAppId(), 1);
Container container2 =
new MockContainer(appAttemptId, dispatcher, conf, app.getUser(), app.getAppId(), 2);
nmContext.getContainers().put(container1.getContainerID(), container1);
nmContext.getContainers().put(container2.getContainerID(), container2);
app.getContainers().put(container1.getContainerID(), container1);
app.getContainers().put(container2.getContainerID(), container2);
HashMap<String, String> hash = new HashMap<String, String>();
hash.put(container1.getContainerID().toString(), container1.getContainerID().toString());
hash.put(container2.getContainerID().toString(), container2.getContainerID().toString());
return hash;
}
private NodeStatus getNodeStatus() {
NodeStatus nodeStatus = recordFactory.newRecordInstance(NodeStatus.class);
nodeStatus.setNodeId(this.nodeId);
int numActiveContainers = 0;
List<ContainerStatus> containersStatuses = new ArrayList<ContainerStatus>();
for (Iterator<Entry<ContainerId, Container>> i =
this.context.getContainers().entrySet().iterator();
i.hasNext(); ) {
Entry<ContainerId, Container> e = i.next();
ContainerId containerId = e.getKey();
Container container = e.getValue();
// Clone the container to send it to the RM
org.apache.hadoop.yarn.api.records.ContainerStatus containerStatus =
container.cloneAndGetContainerStatus();
containersStatuses.add(containerStatus);
++numActiveContainers;
LOG.info("Sending out status for container: " + containerStatus);
if (containerStatus.getState() == ContainerState.COMPLETE) {
// Remove
i.remove();
LOG.info("Removed completed container " + containerId);
}
}
nodeStatus.setContainersStatuses(containersStatuses);
LOG.debug(this.nodeId + " sending out status for " + numActiveContainers + " containers");
NodeHealthStatus nodeHealthStatus = this.context.getNodeHealthStatus();
if (this.healthChecker != null) {
this.healthChecker.setHealthStatus(nodeHealthStatus);
}
LOG.debug(
"Node's health-status : "
+ nodeHealthStatus.getIsNodeHealthy()
+ ", "
+ nodeHealthStatus.getHealthReport());
nodeStatus.setNodeHealthStatus(nodeHealthStatus);
return nodeStatus;
}
@Override
protected void render(Block html) {
ContainerId containerID;
try {
containerID = ConverterUtils.toContainerId($(CONTAINER_ID));
} catch (IllegalArgumentException e) {
html.p()._("Invalid containerId " + $(CONTAINER_ID))._();
return;
}
DIV<Hamlet> div = html.div("#content");
Container container = this.nmContext.getContainers().get(containerID);
if (container == null) {
div.h1("Unknown Container. Container might have completed, "
+ "please go back to the previous page and retry.")._();
return;
}
ContainerStatus containerData = container.cloneAndGetContainerStatus();
int exitCode = containerData.getExitStatus();
String exiStatus =
(exitCode == YarnConfiguration.INVALID_CONTAINER_EXIT_STATUS) ?
"N/A" : String.valueOf(exitCode);
info("Container information")
._("ContainerID", $(CONTAINER_ID))
._("ContainerState", container.getContainerState())
._("ExitStatus", exiStatus)
._("Diagnostics", containerData.getDiagnostics())
._("User", container.getUser())
._("TotalMemoryNeeded",
container.getLaunchContext().getResource().getMemory())
._("logs", ujoin("containerlogs", $(CONTAINER_ID), container.getUser()),
"Link to logs");
html._(InfoBlock.class);
}
