Examples with MachineException org.eclipse.che.api.machine.server.exception.MachineException used on opensource projects

Example 1 with MachineException

use of org.eclipse.che.api.machine.server.exception.MachineException in project che by eclipse.

the class CheEnvironmentEngine method startEnvironmentQueue.

/**
     * Starts all machine from machine queue of environment.
     */
private void startEnvironmentQueue(String namespace, String workspaceId, String devMachineName, String networkId, boolean recover, MachineStartedHandler startedHandler) throws ServerException, EnvironmentException {
    // Starting all machines in environment one by one by getting configs
    // from the corresponding starting queue.
    // Config will be null only if there are no machines left in the queue
    String envName;
    MessageConsumer<MachineLogMessage> envLogger;
    String creator = EnvironmentContext.getCurrent().getSubject().getUserId();
    try (@SuppressWarnings("unused") Unlocker u = stripedLocks.readLock(workspaceId)) {
        EnvironmentHolder environmentHolder = environments.get(workspaceId);
        if (environmentHolder == null) {
            throw new ServerException("Environment start is interrupted.");
        }
        envName = environmentHolder.name;
        envLogger = environmentHolder.logger;
    }
    try {
        machineProvider.createNetwork(networkId);
        String machineName = queuePeekOrFail(workspaceId);
        while (machineName != null) {
            boolean isDev = devMachineName.equals(machineName);
            // Environment start is failed when any machine start is failed, so if any error
            // occurs during machine creation then environment start fail is reported and
            // start resources such as queue and descriptor must be cleaned up
            CheServiceImpl service;
            @Nullable ExtendedMachine extendedMachine;
            try (@SuppressWarnings("unused") Unlocker u = stripedLocks.readLock(workspaceId)) {
                EnvironmentHolder environmentHolder = environments.get(workspaceId);
                if (environmentHolder == null) {
                    throw new ServerException("Environment start is interrupted.");
                }
                service = environmentHolder.environment.getServices().get(machineName);
                extendedMachine = environmentHolder.environmentConfig.getMachines().get(machineName);
            }
            // should not happen
            if (service == null) {
                LOG.error("Start of machine with name {} in workspace {} failed. Machine not found in start queue", machineName, workspaceId);
                throw new ServerException(format("Environment of workspace with ID '%s' failed due to internal error", workspaceId));
            }
            final String finalMachineName = machineName;
            // needed to reuse startInstance method and
            // create machine instances by different implementation-specific providers
            MachineStarter machineStarter = (machineLogger, machineSource) -> {
                CheServiceImpl serviceWithNormalizedSource = normalizeServiceSource(service, machineSource);
                return machineProvider.startService(namespace, workspaceId, envName, finalMachineName, isDev, networkId, serviceWithNormalizedSource, machineLogger);
            };
            MachineImpl machine = MachineImpl.builder().setConfig(MachineConfigImpl.builder().setDev(isDev).setLimits(new MachineLimitsImpl(bytesToMB(service.getMemLimit()))).setType("docker").setName(machineName).setEnvVariables(service.getEnvironment()).build()).setId(service.getId()).setWorkspaceId(workspaceId).setStatus(MachineStatus.CREATING).setEnvName(envName).setOwner(creator).build();
            checkInterruption(workspaceId, envName);
            Instance instance = startInstance(recover, envLogger, machine, machineStarter);
            checkInterruption(workspaceId, envName);
            startedHandler.started(instance, extendedMachine);
            checkInterruption(workspaceId, envName);
            // Machine destroying is an expensive operation which must be
            // performed outside of the lock, this section checks if
            // the environment wasn't stopped while it is starting and sets
            // polled flag to true if the environment wasn't stopped.
            // Also polls the proceeded machine configuration from the queue
            boolean queuePolled = false;
            try (@SuppressWarnings("unused") Unlocker u = stripedLocks.writeLock(workspaceId)) {
                ensurePreDestroyIsNotExecuted();
                EnvironmentHolder environmentHolder = environments.get(workspaceId);
                if (environmentHolder != null) {
                    final Queue<String> queue = environmentHolder.startQueue;
                    if (queue != null) {
                        queue.poll();
                        queuePolled = true;
                    }
                }
            }
            // must be destroyed
            if (!queuePolled) {
                try {
                    eventService.publish(newDto(MachineStatusEvent.class).withEventType(MachineStatusEvent.EventType.DESTROYING).withDev(isDev).withMachineName(machineName).withMachineId(instance.getId()).withWorkspaceId(workspaceId));
                    instance.destroy();
                    removeMachine(workspaceId, instance.getId());
                    eventService.publish(newDto(MachineStatusEvent.class).withEventType(MachineStatusEvent.EventType.DESTROYED).withDev(isDev).withMachineName(machineName).withMachineId(instance.getId()).withWorkspaceId(workspaceId));
                } catch (MachineException e) {
                    LOG.error(e.getLocalizedMessage(), e);
                }
                throw new ServerException("Workspace '" + workspaceId + "' start interrupted. Workspace stopped before all its machines started");
            }
            machineName = queuePeekOrFail(workspaceId);
        }
    } catch (RuntimeException | ServerException | EnvironmentStartInterruptedException e) {
        boolean interrupted = Thread.interrupted();
        EnvironmentHolder env;
        try (@SuppressWarnings("unused") Unlocker u = stripedLocks.writeLock(workspaceId)) {
            env = environments.remove(workspaceId);
        }
        try {
            destroyEnvironment(env.networkId, env.machines);
        } catch (Exception remEx) {
            LOG.error(remEx.getLocalizedMessage(), remEx);
        }
        if (interrupted) {
            throw new EnvironmentStartInterruptedException(workspaceId, envName);
        }
        try {
            throw e;
        } catch (ServerException | EnvironmentStartInterruptedException rethrow) {
            throw rethrow;
        } catch (Exception wrap) {
            throw new ServerException(wrap.getMessage(), wrap);
        }
    }
}

Example 2 with MachineException

use of org.eclipse.che.api.machine.server.exception.MachineException in project che by eclipse.

the class WorkspaceRuntimes method launchAgents.

protected void launchAgents(Instance instance, List<String> agents) throws ServerException {
    try {
        for (AgentKey agentKey : agentSorter.sort(agents)) {
            if (!Thread.currentThread().isInterrupted()) {
                LOG.info("Launching '{}' agent at workspace {}", agentKey.getId(), instance.getWorkspaceId());
                Agent agent = agentRegistry.getAgent(agentKey);
                AgentLauncher launcher = launcherFactory.find(agentKey.getId(), instance.getConfig().getType());
                launcher.launch(instance, agent);
            }
        }
    } catch (AgentException e) {
        throw new MachineException(e.getMessage(), e);
    }
}

Example 3 with MachineException

use of org.eclipse.che.api.machine.server.exception.MachineException in project che by eclipse.

the class CheEnvironmentEngineTest method destroyOfMachineOnEnvStopShouldNotPreventStopOfOthers.

@Test
public void destroyOfMachineOnEnvStopShouldNotPreventStopOfOthers() throws Exception {
    // given
    List<Instance> instances = startEnv();
    assertTrue(instances.size() > 1, "This test requires at least 2 instances in environment");
    Instance instance = instances.get(0);
    doThrow(new MachineException("test exception")).when(instance).destroy();
    // when
    engine.stop(instance.getWorkspaceId());
    // then
    InOrder inOrder = inOrder(instances.toArray());
    for (Instance instance1 : instances) {
        inOrder.verify(instance1).destroy();
    }
}

Example 4 with MachineException

use of org.eclipse.che.api.machine.server.exception.MachineException in project che by eclipse.

the class WsAgentLauncher method launch.

@Override
public void launch(Instance machine, Agent agent) throws ServerException {
    final HttpJsonRequest wsAgentPingRequest;
    try {
        wsAgentPingRequest = createPingRequest(machine);
    } catch (ServerException e) {
        throw new MachineException(e.getServiceError());
    }
    String script = agent.getScript() + "\n" + firstNonNull(wsAgentRunCommand, DEFAULT_WS_AGENT_RUN_COMMAND);
    final String wsAgentPingUrl = wsAgentPingRequest.getUrl();
    try {
        // for server side type of command mean nothing
        // but we will use it as marker on
        // client side for track this command
        CommandImpl command = new CommandImpl(getAgentId(), script, WS_AGENT_PROCESS_NAME);
        machineProcessManagerProvider.get().exec(machine.getWorkspaceId(), machine.getId(), command, getWsAgentProcessOutputChannel(machine.getWorkspaceId()));
        final long pingStartTimestamp = System.currentTimeMillis();
        LOG.debug("Starts pinging ws agent. Workspace ID:{}. Url:{}. Timestamp:{}", machine.getWorkspaceId(), wsAgentPingUrl, pingStartTimestamp);
        while (System.currentTimeMillis() - pingStartTimestamp < wsAgentMaxStartTimeMs) {
            if (pingWsAgent(wsAgentPingRequest)) {
                return;
            } else {
                Thread.sleep(wsAgentPingDelayMs);
            }
        }
    } catch (BadRequestException | ServerException | NotFoundException e) {
        throw new ServerException(e.getServiceError());
    } catch (InterruptedException e) {
        Thread.currentThread().interrupt();
        throw new ServerException("Ws agent pinging is interrupted");
    }
    LOG.error("Fail pinging ws agent. Workspace ID:{}. Url:{}. Timestamp:{}", machine.getWorkspaceId(), wsAgentPingUrl);
    throw new ServerException(pingTimedOutErrorMessage);
}

Example 5 with MachineException

use of org.eclipse.che.api.machine.server.exception.MachineException in project che by eclipse.

the class WsAgentLauncherTest method shouldThrowMachineExceptionIfMachineManagerExecInDevMachineThrowsMachineException.

@Test(expectedExceptions = ServerException.class, expectedExceptionsMessageRegExp = "Test exception")
public void shouldThrowMachineExceptionIfMachineManagerExecInDevMachineThrowsMachineException() throws Exception {
    Mockito.when(machineProcessManager.exec(Matchers.anyString(), Matchers.anyString(), Matchers.any(Command.class), Matchers.anyString())).thenThrow(new MachineException("Test exception"));
    wsAgentLauncher.launch(machine, agent);
    Mockito.verify(machineProcessManager).exec(Matchers.anyString(), Matchers.anyString(), Matchers.any(Command.class), Matchers.anyString());
}