Examples with Flow com.sequenceiq.flow.core.Flow used on opensource projects

Example 6 with Flow

use of com.sequenceiq.flow.core.Flow in project cloudbreak by hortonworks.

the class KerberosConfigValidationActions method kerberosConfigValidationFailureAction.

@Bean(name = "VALIDATE_KERBEROS_CONFIG_FAILED_STATE")
public Action<?, ?> kerberosConfigValidationFailureAction() {
    return new AbstractStackFailureAction<KerberosConfigValidationState, KerberosConfigValidationEvent>() {

        @Override
        protected StackFailureContext createFlowContext(FlowParameters flowParameters, StateContext<KerberosConfigValidationState, KerberosConfigValidationEvent> stateContext, StackFailureEvent payload) {
            Flow flow = getFlow(flowParameters.getFlowId());
            StackView stackView = stackService.getViewByIdWithoutAuth(payload.getResourceId());
            MDCBuilder.buildMdcContext(stackView);
            flow.setFlowFailed(payload.getException());
            return new StackFailureContext(flowParameters, stackView);
        }

        @Override
        protected void doExecute(StackFailureContext context, StackFailureEvent payload, Map<Object, Object> variables) {
            stackUpdaterService.updateStatusAndSendEventWithArgs(context.getStackView().getId(), DetailedStackStatus.PROVISION_FAILED, ResourceEvent.KERBEROS_CONFIG_VALIDATION_FAILED, payload.getException().getMessage(), payload.getException().getMessage());
            sendEvent(context);
        }

        @Override
        protected Selectable createRequest(StackFailureContext context) {
            return new StackEvent(KerberosConfigValidationEvent.VALIDATE_KERBEROS_CONFIG_FAILURE_HANDLED_EVENT.selector(), context.getStackView().getId());
        }
    };
}

Example 7 with Flow

use of com.sequenceiq.flow.core.Flow in project cloudbreak by hortonworks.

the class FreeIpaUpscaleActions method upscaleFailureAction.

@Bean(name = "UPSCALE_FAIL_STATE")
public Action<?, ?> upscaleFailureAction() {
    return new AbstractUpscaleAction<>(UpscaleFailureEvent.class) {

        @Inject
        private OperationService operationService;

        @Override
        protected StackContext createFlowContext(FlowParameters flowParameters, StateContext<UpscaleState, UpscaleFlowEvent> stateContext, UpscaleFailureEvent payload) {
            Flow flow = getFlow(flowParameters.getFlowId());
            flow.setFlowFailed(payload.getException());
            return super.createFlowContext(flowParameters, stateContext, payload);
        }

        @Override
        protected void doExecute(StackContext context, UpscaleFailureEvent payload, Map<Object, Object> variables) {
            LOGGER.error("Upscale failed with payload: " + payload);
            Stack stack = context.getStack();
            String environmentCrn = stack.getEnvironmentCrn();
            SuccessDetails successDetails = new SuccessDetails(environmentCrn);
            successDetails.getAdditionalDetails().put(payload.getFailedPhase(), payload.getSuccess() == null ? List.of() : new ArrayList<>(payload.getSuccess()));
            String message = "Upscale failed during " + payload.getFailedPhase();
            FailureDetails failureDetails = new FailureDetails(environmentCrn, message);
            if (payload.getFailureDetails() != null) {
                failureDetails.getAdditionalDetails().putAll(payload.getFailureDetails());
            }
            String errorReason = getErrorReason(payload.getException());
            stackUpdater.updateStackStatus(context.getStack().getId(), getFailedStatus(variables), errorReason);
            operationService.failOperation(stack.getAccountId(), getOperationId(variables), message, List.of(successDetails), List.of(failureDetails));
            enableStatusChecker(stack, "Failed upscaling FreeIPA");
            enableNodeStatusChecker(stack, "Failed upscaling FreeIPA");
            sendEvent(context, FAIL_HANDLED_EVENT.event(), payload);
        }

        @Override
        protected void initPayloadConverterMap(List<PayloadConverter<UpscaleFailureEvent>> payloadConverters) {
            payloadConverters.add(new UpscaleStackResultToUpscaleFailureEventConverter());
            payloadConverters.add(new CollectMetadataResultToUpscaleFailureEventConverter());
            payloadConverters.add(new BootstrapMachinesFailedToUpscaleFailureEventConverter());
            payloadConverters.add(new HostMetadataSetupFailedToUpscaleFailureEventConverter());
            payloadConverters.add(new InstallFreeIpaServicesFailedToUpscaleFailureEventConverter());
            payloadConverters.add(new ClusterProxyUpdateRegistrationFailedToUpscaleFailureEventConverter());
            payloadConverters.add(new PostInstallFreeIpaFailedToUpscaleFailureEventConverter());
        }
    };
}

Example 8 with Flow

use of com.sequenceiq.flow.core.Flow in project cloudbreak by hortonworks.

the class FreeIpaDownscaleActions method downscaleFailureAction.

@Bean(name = "DOWNSCALE_FAIL_STATE")
public Action<?, ?> downscaleFailureAction() {
    return new AbstractDownscaleAction<>(DownscaleFailureEvent.class) {

        @Inject
        private OperationService operationService;

        @Override
        protected StackContext createFlowContext(FlowParameters flowParameters, StateContext<DownscaleState, DownscaleFlowEvent> stateContext, DownscaleFailureEvent payload) {
            Flow flow = getFlow(flowParameters.getFlowId());
            flow.setFlowFailed(payload.getException());
            return super.createFlowContext(flowParameters, stateContext, payload);
        }

        @Override
        protected void doExecute(StackContext context, DownscaleFailureEvent payload, Map<Object, Object> variables) {
            LOGGER.error("Downscale failed with payload: " + payload);
            Stack stack = context.getStack();
            String environmentCrn = stack.getEnvironmentCrn();
            SuccessDetails successDetails = new SuccessDetails(environmentCrn);
            successDetails.getAdditionalDetails().put(payload.getFailedPhase(), payload.getSuccess() == null ? List.of() : new ArrayList<>(payload.getSuccess()));
            String message = "Downscale failed during " + payload.getFailedPhase();
            FailureDetails failureDetails = new FailureDetails(environmentCrn, message);
            if (payload.getFailureDetails() != null) {
                failureDetails.getAdditionalDetails().putAll(payload.getFailureDetails());
            }
            String errorReason = getErrorReason(payload.getException());
            stackUpdater.updateStackStatus(context.getStack().getId(), getFailedStatus(variables), errorReason);
            operationService.failOperation(stack.getAccountId(), getOperationId(variables), message, List.of(successDetails), List.of(failureDetails));
            enableStatusChecker(stack, "Failed downscaling FreeIPA");
            enableNodeStatusChecker(stack, "Failed downscaling FreeIPA");
            sendEvent(context, FAIL_HANDLED_EVENT.event(), payload);
        }

        @Override
        protected void initPayloadConverterMap(List<PayloadConverter<DownscaleFailureEvent>> payloadConverters) {
            payloadConverters.add(new ClusterProxyUpdateRegistrationFailedToDownscaleFailureEventConverter());
            payloadConverters.add(new DownscaleStackCollectResourcesResultToDownscaleFailureEventConverter());
            payloadConverters.add(new DownscaleStackResultToDownscaleFailureEventConverter());
            payloadConverters.add(new RemoveServersResponseToDownscaleFailureEventConverter());
            payloadConverters.add(new RemoveDnsResponseToDownscaleFailureEventConverter());
            payloadConverters.add(new RemoveHostsResponseToDownscaleFailureEventConverter());
            payloadConverters.add(new RevokeCertsResponseToDownscaleFailureEventConverter());
        }
    };
}

Example 9 with Flow

use of com.sequenceiq.flow.core.Flow in project cloudbreak by hortonworks.

the class SleepFlow method sleepFailed.

@Bean("SLEEP_FAILED_STATE")
public Action<?, ?> sleepFailed() {
    return new AbstractAction<>(SleepFailedEvent.class) {

        @Override
        protected CommonContext createFlowContext(FlowParameters flowParameters, StateContext<FlowState, FlowEvent> stateContext, SleepFailedEvent payload) {
            return new CommonContext(flowParameters);
        }

        @Override
        protected void doExecute(CommonContext context, SleepFailedEvent payload, Map<Object, Object> variables) throws Exception {
            LOGGER.info("Sleep fail handled!");
            Flow flow = getFlow(context.getFlowId());
            flow.setFlowFailed(new Exception(payload.getReason()));
            sendEvent(context, SleepEvent.SLEEP_FAIL_HANDLED_EVENT.selector(), payload);
        }

        @Override
        protected Object getFailurePayload(SleepFailedEvent payload, Optional<CommonContext> flowContext, Exception ex) {
            return null;
        }
    };
}

Example 10 with Flow

use of com.sequenceiq.flow.core.Flow in project cloudbreak by hortonworks.

the class RedbeamsProvisionActions method provisionFailed.

@Bean(name = "REDBEAMS_PROVISION_FAILED_STATE")
public Action<?, ?> provisionFailed() {
    return new AbstractRedbeamsProvisionAction<>(RedbeamsFailureEvent.class) {

        // A lot here - some of this could go into some sort of failure handler class
        // compare to core StackCreationService::handleStackCreationFailure
        @Override
        protected void prepareExecution(RedbeamsFailureEvent payload, Map<Object, Object> variables) {
            Exception failureException = payload.getException();
            LOGGER.info("Error during database stack creation flow:", failureException);
            if (failureException instanceof CancellationException || ExceptionUtils.getRootCause(failureException) instanceof CancellationException) {
                LOGGER.debug("The flow has been cancelled");
            } else {
                // StackCreationActions / StackCreationService only update status if stack isn't mid-deletion
                String errorReason = failureException == null ? "Unknown error" : failureException.getMessage();
                Optional<DBStack> dbStack = dbStackStatusUpdater.updateStatus(payload.getResourceId(), DetailedDBStackStatus.PROVISION_FAILED, errorReason);
                metricService.incrementMetricCounter(MetricType.DB_PROVISION_FAILED, dbStack);
            }
        }

        @Override
        protected RedbeamsContext createFlowContext(FlowParameters flowParameters, StateContext<RedbeamsProvisionState, RedbeamsProvisionEvent> stateContext, RedbeamsFailureEvent payload) {
            Flow flow = getFlow(flowParameters.getFlowId());
            flow.setFlowFailed(payload.getException());
            return super.createFlowContext(flowParameters, stateContext, payload);
        }

        @Override
        protected Selectable createRequest(RedbeamsContext context) {
            return new RedbeamsEvent(RedbeamsProvisionEvent.REDBEAMS_PROVISION_FAILURE_HANDLED_EVENT.event(), 0L);
        }
    };
}