Package org.apache.oozie.util

Examples of org.apache.oozie.util.Instrumentation$Timer

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     * Test : verify the PreconditionException is thrown when pending = true and action = START_RETRY and job != RUNNING
     *
     * @throws Exception
     */
    public void testActionStartPreCondition2() throws Exception {
        Instrumentation inst = Services.get().get(InstrumentationService.class).get();

        WorkflowJobBean job = this.addRecordToWfJobTable(WorkflowJob.Status.FAILED, WorkflowInstance.Status.FAILED);
        WorkflowActionBean action = this.addRecordToWfActionTable(job.getId(), "1", WorkflowAction.Status.START_RETRY);

        assertNull(inst.getCounters().get(XCommand.INSTRUMENTATION_GROUP));
        ActionStartXCommand startCmd = new ActionStartXCommand(action.getId(), "map-reduce");
        startCmd.call();

        // precondition failed because of pending = true and action =
        // START_RETRY and job != RUNNING
        Long counterVal = inst.getCounters().get(XCommand.INSTRUMENTATION_GROUP).get(
                startCmd.getName() + ".preconditionfailed").getValue();
        assertEquals(new Long(1), new Long(counterVal));
    }
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     * Test : verify the PreconditionException is thrown when pending = false
     *
     * @throws Exception
     */
    public void testActionStartPreCondition3() throws Exception {
        Instrumentation inst = Services.get().get(InstrumentationService.class).get();

        WorkflowJobBean job = this.addRecordToWfJobTable(WorkflowJob.Status.RUNNING, WorkflowInstance.Status.RUNNING);
        WorkflowActionBean action = super.addRecordToWfActionTable(job.getId(), "1", WorkflowAction.Status.PREP);
        assertFalse(action.getPending());

        assertNull(inst.getCounters().get(XCommand.INSTRUMENTATION_GROUP));
        ActionStartXCommand startCmd = new ActionStartXCommand(action.getId(), "map-reduce");
        startCmd.call();

        // precondition failed because of pending = false
        Long counterVal = inst.getCounters().get(XCommand.INSTRUMENTATION_GROUP).get(
                startCmd.getName() + ".preconditionfailed").getValue();
        assertEquals(new Long(1), new Long(counterVal));
    }
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     * @throws CommandException thrown i the lock could not be obtained.
     */
    private void acquireLock() throws InterruptedException, CommandException {
        lock = Services.get().get(MemoryLocksService.class).getWriteLock(getEntityKey(), getLockTimeOut());
        if (lock == null) {
            Instrumentation instrumentation = Services.get().get(InstrumentationService.class).get();
            instrumentation.incr(INSTRUMENTATION_GROUP, getName() + ".lockTimeOut", 1);
            if (isReQueueRequired()) {
                //if not acquire the lock, re-queue itself with default delay
                resetUsed();
                queue(this, getRequeueDelay());
                LOG.debug("Could not get lock [{0}], timed out [{1}]ms, and requeue itself [{2}]", this.toString(), getLockTimeOut(), getName());
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        if (used) {
            throw new IllegalStateException(this.getClass().getSimpleName() + " already used.");
        }
        used = true;
        commandQueue = null;
        Instrumentation instrumentation = Services.get().get(InstrumentationService.class).get();
        instrumentation.incr(INSTRUMENTATION_GROUP, getName() + ".executions", 1);
        Instrumentation.Cron callCron = new Instrumentation.Cron();
        try {
            callCron.start();
            eagerLoadState();
            LOG = XLog.resetPrefix(LOG);
            eagerVerifyPrecondition();
            try {
                T ret = null;
                if (isLockRequired()) {
                    Instrumentation.Cron acquireLockCron = new Instrumentation.Cron();
                    acquireLockCron.start();
                    acquireLock();
                    acquireLockCron.stop();
                    instrumentation.addCron(INSTRUMENTATION_GROUP, getName() + ".acquireLock", acquireLockCron);
                }
                if (!isLockRequired() || (isLockRequired() && lock != null)) {
                    LOG.debug("Load state for [{0}]", getEntityKey());
                    loadState();
                    LOG = XLog.resetPrefix(LOG);
                    LOG.debug("Precondition check for command [{0}] key [{1}]", getName(), getEntityKey());
                    verifyPrecondition();
                    LOG.debug("Execute command [{0}] key [{1}]", getName(), getEntityKey());
                    Instrumentation.Cron executeCron = new Instrumentation.Cron();
                    executeCron.start();
                    ret = execute();
                    executeCron.stop();
                    instrumentation.addCron(INSTRUMENTATION_GROUP, getName() + ".execute", executeCron);
                }
                if (commandQueue != null) {
                    CallableQueueService callableQueueService = Services.get().get(CallableQueueService.class);
                    for (Map.Entry<Long, List<XCommand<?>>> entry : commandQueue.entrySet()) {
                        LOG.debug("Queuing [{0}] commands with delay [{1}]ms", entry.getValue().size(), entry.getKey());
                        if (!callableQueueService.queueSerial(entry.getValue(), entry.getKey())) {
                            LOG.warn("Could not queue [{0}] commands with delay [{1}]ms, queue full", entry.getValue()
                                    .size(), entry.getKey());
                        }
                    }
                }
                return ret;
            }
            finally {
                if (isLockRequired()) {
                    releaseLock();
                }
            }
        }
        catch(PreconditionException pex){
            LOG.warn(pex.getMessage().toString() + ", Error Code: " + pex.getErrorCode().toString(), pex);
            instrumentation.incr(INSTRUMENTATION_GROUP, getName() + ".preconditionfailed", 1);
            return null;
        }
        catch (XException ex) {
            LOG.error("XException, ", ex);
            instrumentation.incr(INSTRUMENTATION_GROUP, getName() + ".xexceptions", 1);
            if (ex instanceof CommandException) {
                throw (CommandException) ex;
            }
            else {
                throw new CommandException(ex);
            }
        }
        catch (Exception ex) {
            LOG.error("Exception, ", ex);
            instrumentation.incr(INSTRUMENTATION_GROUP, getName() + ".exceptions", 1);
            throw new CommandException(ErrorCode.E0607, ex);
        }
        finally {
            FaultInjection.deactivate("org.apache.oozie.command.SkipCommitFaultInjection");
            callCron.stop();
            instrumentation.addCron(INSTRUMENTATION_GROUP, getName() + ".call", callCron);
        }
    }
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     * The created datasource instruments the active DB connections.
     */
    public InstrumentedBasicDataSource() {
        InstrumentationService instrumentationService = Services.get().get(InstrumentationService.class);
        if (instrumentationService != null) {
            Instrumentation instr = instrumentationService.get();
            instr.addSampler(INSTR_GROUP, INSTR_NAME, 60, 1, new Instrumentation.Variable<Long>() {
                public Long getValue() {
                    return (long) getNumActive();
                }
            });
        }
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     * Initialize the instrumentation service.
     *
     * @param services services instance.
     */
    public void init(Services services) throws ServiceException {
        instrumentation = new Instrumentation();
        log.info("*********** Startup ***********");
        log.info("Java System Properties: {E}{0}", mapToString(instrumentation.getJavaSystemProperties()));
        log.info("OS Env: {E}{0}", mapToString(instrumentation.getOSEnv()));
        SchedulerService schedulerService = services.get(SchedulerService.class);
        if (schedulerService != null) {
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     * Test : verify the PreconditionException is thrown when actionCheckDelay > 0
     *
     * @throws Exception
     */
    public void testActionCheckPreCondition1() throws Exception {
        Instrumentation inst = Services.get().get(InstrumentationService.class).get();

        WorkflowJobBean job = this.addRecordToWfJobTable(WorkflowJob.Status.RUNNING, WorkflowInstance.Status.RUNNING);
        WorkflowActionBean action = this.addRecordToWfActionTable(job.getId(), "1", WorkflowAction.Status.PREP);

        ActionCheckXCommand checkCmd = new ActionCheckXCommand(action.getId(), 10);

        Long counterVal = new Long(0);

        try {
            counterVal = inst.getCounters().get(XCommand.INSTRUMENTATION_GROUP).get(checkCmd.getName() + ".preconditionfailed").getValue();
        } catch (NullPointerException e){
            //counter might be null
        }

        assertEquals(new Long(0), new Long(counterVal));

        checkCmd.call();

        //precondition failed because of actionCheckDelay > 0
        counterVal = inst.getCounters().get(XCommand.INSTRUMENTATION_GROUP).get(checkCmd.getName() + ".preconditionfailed").getValue();
        assertEquals(new Long(1), new Long(counterVal));
    }
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     * Test : verify the PreconditionException is thrown when pending = false
     *
     * @throws Exception
     */
    public void testActionCheckPreCondition2() throws Exception {
        Instrumentation inst = Services.get().get(InstrumentationService.class).get();

        WorkflowJobBean job = this.addRecordToWfJobTable(WorkflowJob.Status.RUNNING, WorkflowInstance.Status.RUNNING);
        WorkflowActionBean action = super.addRecordToWfActionTable(job.getId(), "1", WorkflowAction.Status.RUNNING);

        ActionCheckXCommand checkCmd = new ActionCheckXCommand(action.getId());

        Long counterVal = new Long(0);

        try {
            counterVal = inst.getCounters().get(XCommand.INSTRUMENTATION_GROUP).get(checkCmd.getName() + ".preconditionfailed").getValue();
        } catch (NullPointerException e){
            //counter might be null
        }

        assertEquals(new Long(0), new Long(counterVal));

        checkCmd.call();

        //precondition failed because of pending = false
        counterVal = inst.getCounters().get(XCommand.INSTRUMENTATION_GROUP).get(checkCmd.getName() + ".preconditionfailed").getValue();
        assertEquals(new Long(1), new Long(counterVal));
    }
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     * Test : verify the PreconditionException is thrown when action != RUNNING
     *
     * @throws Exception
     */
    public void testActionCheckPreCondition3() throws Exception {
        Instrumentation inst = Services.get().get(InstrumentationService.class).get();

        WorkflowJobBean job = this.addRecordToWfJobTable(WorkflowJob.Status.RUNNING, WorkflowInstance.Status.RUNNING);
        WorkflowActionBean action = this.addRecordToWfActionTable(job.getId(), "1", WorkflowAction.Status.PREP);

        ActionCheckXCommand checkCmd = new ActionCheckXCommand(action.getId());

        Long counterVal = new Long(0);

        try{
            counterVal = inst.getCounters().get(XCommand.INSTRUMENTATION_GROUP).get(checkCmd.getName() + ".preconditionfailed").getValue();
        } catch (NullPointerException e){
            //counter might be null
        }

        assertEquals(new Long(0), new Long(counterVal));

        checkCmd.call();

        //precondition failed because of action != RUNNING
        counterVal = inst.getCounters().get(XCommand.INSTRUMENTATION_GROUP).get(checkCmd.getName() + ".preconditionfailed").getValue();
        assertEquals(new Long(1), new Long(counterVal));
    }
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     * Test : verify the PreconditionException is thrown when job != RUNNING
     *
     * @throws Exception
     */
    public void testActionCheckPreCondition4() throws Exception {
        Instrumentation inst = Services.get().get(InstrumentationService.class).get();

        WorkflowJobBean job = this.addRecordToWfJobTable(WorkflowJob.Status.FAILED, WorkflowInstance.Status.FAILED);
        WorkflowActionBean action = this.addRecordToWfActionTable(job.getId(), "1", WorkflowAction.Status.PREP);

        ActionCheckXCommand checkCmd = new ActionCheckXCommand(action.getId());

        Long counterVal = new Long(0);

        try {
            counterVal = inst.getCounters().get(XCommand.INSTRUMENTATION_GROUP).get(checkCmd.getName() + ".preconditionfailed").getValue();
        } catch (NullPointerException e){
            //counter might be null
        }

        assertEquals(new Long(0), new Long(counterVal));

        checkCmd.call();

        //precondition failed because of job != RUNNING
        counterVal = inst.getCounters().get(XCommand.INSTRUMENTATION_GROUP).get(checkCmd.getName() + ".preconditionfailed").getValue();
        assertEquals(new Long(1), new Long(counterVal));
    }
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