Examples with Instance org.eclipse.che.api.machine.server.spi.Instance used on opensource projects

Example 6 with Instance

use of org.eclipse.che.api.machine.server.spi.Instance in project che by eclipse.

the class WorkspaceRuntimesTest method allowEnvironmentStart.

private List<Instance> allowEnvironmentStart(Workspace workspace, String envName, TestAction beforeReturn) throws Exception {
    Environment environment = workspace.getConfig().getEnvironments().get(envName);
    ArrayList<Instance> machines = new ArrayList<>(environment.getMachines().size());
    for (Map.Entry<String, ? extends ExtendedMachine> entry : environment.getMachines().entrySet()) {
        machines.add(newMachine(workspace.getId(), envName, entry.getKey(), entry.getValue().getAgents().contains("org.eclipse.che.ws-agent")));
    }
    when(envEngine.start(eq(workspace.getId()), eq(envName), eq(workspace.getConfig().getEnvironments().get(envName)), anyBoolean(), any(), any())).thenAnswer(invocation -> {
        if (beforeReturn != null) {
            beforeReturn.call();
        }
        return machines;
    });
    return machines;
}

Example 7 with Instance

use of org.eclipse.che.api.machine.server.spi.Instance in project che by eclipse.

the class CheEnvironmentEngine method addMachine.

private void addMachine(MachineImpl machine) throws ServerException {
    Instance instance = new NoOpMachineInstance(machine);
    try (@SuppressWarnings("unused") Unlocker u = stripedLocks.writeLock(machine.getWorkspaceId())) {
        ensurePreDestroyIsNotExecuted();
        EnvironmentHolder environmentHolder = environments.get(machine.getWorkspaceId());
        if (environmentHolder != null && environmentHolder.status != EnvStatus.STOPPING) {
            environmentHolder.machines.add(instance);
        } else {
            throw new ServerException(format("Can't add machine into environment. Environment of workspace '%s' is missing", machine.getWorkspaceId()));
        }
    }
}

Example 8 with Instance

use of org.eclipse.che.api.machine.server.spi.Instance in project che by eclipse.

the class CheEnvironmentEngine method startInstance.

private Instance startInstance(boolean recover, MessageConsumer<MachineLogMessage> environmentLogger, MachineImpl machine, MachineStarter machineStarter) throws ServerException, EnvironmentException {
    LineConsumer machineLogger = null;
    Instance instance = null;
    try {
        addMachine(machine);
        eventService.publish(newDto(MachineStatusEvent.class).withEventType(MachineStatusEvent.EventType.CREATING).withDev(machine.getConfig().isDev()).withMachineName(machine.getConfig().getName()).withMachineId(machine.getId()).withWorkspaceId(machine.getWorkspaceId()));
        machineLogger = getMachineLogger(environmentLogger, machine.getId(), machine.getConfig().getName());
        MachineImpl originMachine = new MachineImpl(machine);
        try {
            MachineSourceImpl machineSource = null;
            if (recover) {
                try {
                    SnapshotImpl snapshot = snapshotDao.getSnapshot(machine.getWorkspaceId(), machine.getEnvName(), machine.getConfig().getName());
                    machineSource = snapshot.getMachineSource();
                    // Snapshot image location has SHA-256 digest which needs to be removed,
                    // otherwise it will be pulled without tag and cause problems
                    String imageName = machineSource.getLocation();
                    if (imageName.contains("@sha256:")) {
                        machineSource.setLocation(imageName.substring(0, imageName.indexOf('@')));
                    }
                } catch (NotFoundException e) {
                    try {
                        machineLogger.writeLine("Failed to boot machine from snapshot: snapshot not found. " + "Machine will be created from origin source.");
                    } catch (IOException ignore) {
                    }
                }
            }
            instance = machineStarter.startMachine(machineLogger, machineSource);
        } catch (SourceNotFoundException e) {
            if (recover) {
                LOG.error("Image of snapshot for machine " + machine.getConfig().getName() + " not found. " + "Machine will be created from origin source.");
                machine = originMachine;
                instance = machineStarter.startMachine(machineLogger, null);
            } else {
                throw e;
            }
        }
        replaceMachine(instance);
        eventService.publish(newDto(MachineStatusEvent.class).withEventType(MachineStatusEvent.EventType.RUNNING).withDev(machine.getConfig().isDev()).withMachineName(machine.getConfig().getName()).withMachineId(instance.getId()).withWorkspaceId(machine.getWorkspaceId()));
        return instance;
    } catch (ApiException | RuntimeException e) {
        boolean interrupted = Thread.interrupted();
        removeMachine(machine.getWorkspaceId(), machine.getId());
        if (instance != null) {
            try {
                instance.destroy();
            } catch (Exception destroyingExc) {
                LOG.error(destroyingExc.getLocalizedMessage(), destroyingExc);
            }
        }
        if (machineLogger != null) {
            try {
                machineLogger.writeLine("[ERROR] " + e.getLocalizedMessage());
            } catch (IOException ioEx) {
                LOG.error(ioEx.getLocalizedMessage(), ioEx);
            }
            try {
                machineLogger.close();
            } catch (IOException ioEx) {
                LOG.error(ioEx.getLocalizedMessage(), ioEx);
            }
        }
        eventService.publish(newDto(MachineStatusEvent.class).withEventType(MachineStatusEvent.EventType.ERROR).withDev(machine.getConfig().isDev()).withMachineName(machine.getConfig().getName()).withMachineId(machine.getId()).withWorkspaceId(machine.getWorkspaceId()));
        if (interrupted) {
            Thread.currentThread().interrupt();
        }
        throw new ServerException(e.getLocalizedMessage(), e);
    }
}

Example 9 with Instance

use of org.eclipse.che.api.machine.server.spi.Instance in project che by eclipse.

the class MachineProcessManager method exec.

/**
     * Execute a command in machine
     *
     * @param machineId
     *         id of the machine where command should be executed
     * @param command
     *         command that should be executed in the machine
     * @return {@link org.eclipse.che.api.machine.server.spi.InstanceProcess} that represents started process in machine
     * @throws NotFoundException
     *         if machine with specified id not found
     * @throws BadRequestException
     *         if value of required parameter is invalid
     * @throws MachineException
     *         if other error occur
     */
public InstanceProcess exec(String workspaceId, String machineId, Command command, @Nullable String outputChannel) throws NotFoundException, MachineException, BadRequestException {
    requiredNotNull(machineId, "Machine ID is required");
    requiredNotNull(command, "Command is required");
    requiredNotNull(command.getCommandLine(), "Command line is required");
    requiredNotNull(command.getName(), "Command name is required");
    requiredNotNull(command.getType(), "Command type is required");
    final Instance machine = environmentEngine.getMachine(workspaceId, machineId);
    final InstanceProcess instanceProcess = machine.createProcess(command, outputChannel);
    final int pid = instanceProcess.getPid();
    final LineConsumer processLogger = getProcessLogger(machineId, pid, outputChannel);
    executor.execute(ThreadLocalPropagateContext.wrap(() -> {
        try {
            eventService.publish(newDto(MachineProcessEvent.class).withEventType(MachineProcessEvent.EventType.STARTED).withMachineId(machineId).withProcessId(pid));
            instanceProcess.start(processLogger);
            eventService.publish(newDto(MachineProcessEvent.class).withEventType(MachineProcessEvent.EventType.STOPPED).withMachineId(machineId).withProcessId(pid));
        } catch (ConflictException | MachineException error) {
            eventService.publish(newDto(MachineProcessEvent.class).withEventType(MachineProcessEvent.EventType.ERROR).withMachineId(machineId).withProcessId(pid).withError(error.getLocalizedMessage()));
            try {
                processLogger.writeLine(String.format("[ERROR] %s", error.getMessage()));
            } catch (IOException ignored) {
            }
        } finally {
            try {
                processLogger.close();
            } catch (IOException ignored) {
            }
        }
    }));
    return instanceProcess;
}

Example 10 with Instance

use of org.eclipse.che.api.machine.server.spi.Instance 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);
        }
    }
}