use of org.apache.nifi.web.api.dto.VersionControlInformationDTO in project nifi by apache.
the class PGGetAllVersions method doExecute.
@Override
public VersionedFlowSnapshotMetadataSetResult doExecute(final NiFiClient client, final Properties properties) throws NiFiClientException, IOException, MissingOptionException {
final String pgId = getRequiredArg(properties, CommandOption.PG_ID);
final VersionsClient versionsClient = client.getVersionsClient();
final VersionControlInformationEntity existingVersionControlInfo = versionsClient.getVersionControlInfo(pgId);
final VersionControlInformationDTO existingVersionControlDTO = existingVersionControlInfo.getVersionControlInformation();
if (existingVersionControlDTO == null) {
throw new NiFiClientException("Process group is not under version control");
}
final String registryId = existingVersionControlDTO.getRegistryId();
final String bucketId = existingVersionControlDTO.getBucketId();
final String flowId = existingVersionControlDTO.getFlowId();
final FlowClient flowClient = client.getFlowClient();
final VersionedFlowSnapshotMetadataSetEntity versions = flowClient.getVersions(registryId, bucketId, flowId);
if (versions.getVersionedFlowSnapshotMetadataSet() == null || versions.getVersionedFlowSnapshotMetadataSet().isEmpty()) {
throw new NiFiClientException("No versions available");
}
return new VersionedFlowSnapshotMetadataSetResult(getResultType(properties), versions);
}
use of org.apache.nifi.web.api.dto.VersionControlInformationDTO in project nifi by apache.
the class VersionsResource method initiateVersionControlUpdate.
@POST
@Consumes(MediaType.APPLICATION_JSON)
@Produces(MediaType.APPLICATION_JSON)
@Path("update-requests/process-groups/{id}")
@ApiOperation(value = "Initiate the Update Request of a Process Group with the given ID", response = VersionedFlowUpdateRequestEntity.class, notes = "For a Process Group that is already under Version Control, this will initiate the action of changing " + "from a specific version of the flow in the Flow Registry to a different version of the flow. This can be a lengthy " + "process, as it will stop any Processors and disable any Controller Services necessary to perform the action and then restart them. As a result, " + "the endpoint will immediately return a VersionedFlowUpdateRequestEntity, and the process of updating the flow will occur " + "asynchronously in the background. The client may then periodically poll the status of the request by issuing a GET request to " + "/versions/update-requests/{requestId}. Once the request is completed, the client is expected to issue a DELETE request to " + "/versions/update-requests/{requestId}. " + NON_GUARANTEED_ENDPOINT, authorizations = { @Authorization(value = "Read - /process-groups/{uuid}"), @Authorization(value = "Write - /process-groups/{uuid}"), @Authorization(value = "Read - /{component-type}/{uuid} - For all encapsulated components"), @Authorization(value = "Write - /{component-type}/{uuid} - For all encapsulated components"), @Authorization(value = "Write - if the template contains any restricted components - /restricted-components") })
@ApiResponses(value = { @ApiResponse(code = 400, message = "NiFi was unable to complete the request because it was invalid. The request should not be retried without modification."), @ApiResponse(code = 401, message = "Client could not be authenticated."), @ApiResponse(code = 403, message = "Client is not authorized to make this request."), @ApiResponse(code = 404, message = "The specified resource could not be found."), @ApiResponse(code = 409, message = "The request was valid but NiFi was not in the appropriate state to process it. Retrying the same request later may be successful.") })
public Response initiateVersionControlUpdate(@ApiParam("The process group id.") @PathParam("id") final String groupId, @ApiParam(value = "The controller service configuration details.", required = true) final VersionControlInformationEntity requestEntity) {
// Verify the request
final RevisionDTO revisionDto = requestEntity.getProcessGroupRevision();
if (revisionDto == null) {
throw new IllegalArgumentException("Process Group Revision must be specified");
}
final VersionControlInformationDTO requestVersionControlInfoDto = requestEntity.getVersionControlInformation();
if (requestVersionControlInfoDto == null) {
throw new IllegalArgumentException("Version Control Information must be supplied.");
}
if (requestVersionControlInfoDto.getGroupId() == null) {
throw new IllegalArgumentException("The Process Group ID must be supplied.");
}
if (!requestVersionControlInfoDto.getGroupId().equals(groupId)) {
throw new IllegalArgumentException("The Process Group ID in the request body does not match the Process Group ID of the requested resource.");
}
if (requestVersionControlInfoDto.getBucketId() == null) {
throw new IllegalArgumentException("The Bucket ID must be supplied.");
}
if (requestVersionControlInfoDto.getFlowId() == null) {
throw new IllegalArgumentException("The Flow ID must be supplied.");
}
if (requestVersionControlInfoDto.getRegistryId() == null) {
throw new IllegalArgumentException("The Registry ID must be supplied.");
}
if (requestVersionControlInfoDto.getVersion() == null) {
throw new IllegalArgumentException("The Version of the flow must be supplied.");
}
// We will perform the updating of the Versioned Flow in a background thread because it can be a long-running process.
// In order to do this, we will need some parameters that are only available as Thread-Local variables to the current
// thread, so we will gather the values for these parameters up front.
final boolean replicateRequest = isReplicateRequest();
final ComponentLifecycle componentLifecycle = replicateRequest ? clusterComponentLifecycle : localComponentLifecycle;
final NiFiUser user = NiFiUserUtils.getNiFiUser();
// Workflow for this process:
// 0. Obtain the versioned flow snapshot to use for the update
// a. Contact registry to download the desired version.
// b. Get Variable Registry of this Process Group and all ancestor groups
// c. Perform diff to find any new variables
// d. Get Variable Registry of any child Process Group in the versioned flow
// e. Perform diff to find any new variables
// f. Prompt user to fill in values for all new variables
// 1. Determine which components would be affected (and are enabled/running)
// a. Component itself is modified in some way, other than position changing.
// b. Source and Destination of any Connection that is modified.
// c. Any Processor or Controller Service that references a Controller Service that is modified.
// 2. Verify READ and WRITE permissions for user, for every component.
// 3. Verify that all components in the snapshot exist on all nodes (i.e., the NAR exists)?
// 4. Verify that Process Group is already under version control. If not, must start Version Control instead of updateFlow
// 5. Verify that Process Group is not 'dirty'.
// 6. Stop all Processors, Funnels, Ports that are affected.
// 7. Wait for all of the components to finish stopping.
// 8. Disable all Controller Services that are affected.
// 9. Wait for all Controller Services to finish disabling.
// 10. Ensure that if any connection was deleted, that it has no data in it. Ensure that no Input Port
// was removed, unless it currently has no incoming connections. Ensure that no Output Port was removed,
// unless it currently has no outgoing connections. Checking ports & connections could be done before
// stopping everything, but removal of Connections cannot.
// 11. Update variable registry to include new variables
// (only new variables so don't have to worry about affected components? Or do we need to in case a processor
// is already referencing the variable? In which case we need to include the affected components above in the
// Set of affected components before stopping/disabling.).
// 12. Update components in the Process Group; update Version Control Information.
// 13. Re-Enable all affected Controller Services that were not removed.
// 14. Re-Start all Processors, Funnels, Ports that are affected and not removed.
// Step 0: Get the Versioned Flow Snapshot from the Flow Registry
final VersionedFlowSnapshot flowSnapshot = serviceFacade.getVersionedFlowSnapshot(requestEntity.getVersionControlInformation(), true);
// The flow in the registry may not contain the same versions of components that we have in our flow. As a result, we need to update
// the flow snapshot to contain compatible bundles.
BundleUtils.discoverCompatibleBundles(flowSnapshot.getFlowContents());
// Step 1: Determine which components will be affected by updating the version
final Set<AffectedComponentEntity> affectedComponents = serviceFacade.getComponentsAffectedByVersionChange(groupId, flowSnapshot, user);
// build a request wrapper
final InitiateChangeFlowVersionRequestWrapper requestWrapper = new InitiateChangeFlowVersionRequestWrapper(requestEntity, componentLifecycle, getAbsolutePath(), affectedComponents, replicateRequest, flowSnapshot);
final Revision requestRevision = getRevision(requestEntity.getProcessGroupRevision(), groupId);
return withWriteLock(serviceFacade, requestWrapper, requestRevision, lookup -> {
// Step 2: Verify READ and WRITE permissions for user, for every component.
final ProcessGroupAuthorizable groupAuthorizable = lookup.getProcessGroup(groupId);
authorizeProcessGroup(groupAuthorizable, authorizer, lookup, RequestAction.READ, true, false, true, true);
authorizeProcessGroup(groupAuthorizable, authorizer, lookup, RequestAction.WRITE, true, false, true, true);
final VersionedProcessGroup groupContents = flowSnapshot.getFlowContents();
final Set<ConfigurableComponent> restrictedComponents = FlowRegistryUtils.getRestrictedComponents(groupContents);
restrictedComponents.forEach(restrictedComponent -> {
final ComponentAuthorizable restrictedComponentAuthorizable = lookup.getConfigurableComponent(restrictedComponent);
authorizeRestrictions(authorizer, restrictedComponentAuthorizable);
});
}, () -> {
// Step 3: Verify that all components in the snapshot exist on all nodes
// Step 4: Verify that Process Group is already under version control. If not, must start Version Control instead of updating flow
// Step 5: Verify that Process Group is not 'dirty'
serviceFacade.verifyCanUpdate(groupId, flowSnapshot, false, true);
}, (revision, wrapper) -> {
final String idGenerationSeed = getIdGenerationSeed().orElse(null);
// Create an asynchronous request that will occur in the background, because this request may
// result in stopping components, which can take an indeterminate amount of time.
final String requestId = UUID.randomUUID().toString();
final AsynchronousWebRequest<VersionControlInformationEntity> request = new StandardAsynchronousWebRequest<>(requestId, groupId, user, "Stopping Affected Processors");
// Submit the request to be performed in the background
final Consumer<AsynchronousWebRequest<VersionControlInformationEntity>> updateTask = vcur -> {
try {
final VersionControlInformationEntity updatedVersionControlEntity = updateFlowVersion(groupId, wrapper.getComponentLifecycle(), wrapper.getExampleUri(), wrapper.getAffectedComponents(), user, wrapper.isReplicateRequest(), revision, wrapper.getVersionControlInformationEntity(), wrapper.getFlowSnapshot(), request, idGenerationSeed, true, true);
vcur.markComplete(updatedVersionControlEntity);
} catch (final ResumeFlowException rfe) {
// Treat ResumeFlowException differently because we don't want to include a message that we couldn't update the flow
// since in this case the flow was successfully updated - we just couldn't re-enable the components.
logger.error(rfe.getMessage(), rfe);
vcur.setFailureReason(rfe.getMessage());
} catch (final Exception e) {
logger.error("Failed to update flow to new version", e);
vcur.setFailureReason("Failed to update flow to new version due to " + e);
}
};
requestManager.submitRequest("update-requests", requestId, request, updateTask);
// Generate the response.
final VersionedFlowUpdateRequestDTO updateRequestDto = new VersionedFlowUpdateRequestDTO();
updateRequestDto.setComplete(request.isComplete());
updateRequestDto.setFailureReason(request.getFailureReason());
updateRequestDto.setLastUpdated(request.getLastUpdated());
updateRequestDto.setProcessGroupId(groupId);
updateRequestDto.setRequestId(requestId);
updateRequestDto.setUri(generateResourceUri("versions", "update-requests", requestId));
updateRequestDto.setPercentCompleted(request.getPercentComplete());
updateRequestDto.setState(request.getState());
final VersionedFlowUpdateRequestEntity updateRequestEntity = new VersionedFlowUpdateRequestEntity();
final RevisionDTO groupRevision = serviceFacade.getProcessGroup(groupId).getRevision();
updateRequestEntity.setProcessGroupRevision(groupRevision);
updateRequestEntity.setRequest(updateRequestDto);
return generateOkResponse(updateRequestEntity).build();
});
}
use of org.apache.nifi.web.api.dto.VersionControlInformationDTO in project nifi by apache.
the class VersionsResource method initiateRevertFlowVersion.
@POST
@Consumes(MediaType.APPLICATION_JSON)
@Produces(MediaType.APPLICATION_JSON)
@Path("revert-requests/process-groups/{id}")
@ApiOperation(value = "Initiate the Revert Request of a Process Group with the given ID", response = VersionedFlowUpdateRequestEntity.class, notes = "For a Process Group that is already under Version Control, this will initiate the action of reverting " + "any local changes that have been made to the Process Group since it was last synchronized with the Flow Registry. This will result in the " + "flow matching the Versioned Flow that exists in the Flow Registry. This can be a lengthy " + "process, as it will stop any Processors and disable any Controller Services necessary to perform the action and then restart them. As a result, " + "the endpoint will immediately return a VersionedFlowUpdateRequestEntity, and the process of updating the flow will occur " + "asynchronously in the background. The client may then periodically poll the status of the request by issuing a GET request to " + "/versions/revert-requests/{requestId}. Once the request is completed, the client is expected to issue a DELETE request to " + "/versions/revert-requests/{requestId}. " + NON_GUARANTEED_ENDPOINT, authorizations = { @Authorization(value = "Read - /process-groups/{uuid}"), @Authorization(value = "Write - /process-groups/{uuid}"), @Authorization(value = "Read - /{component-type}/{uuid} - For all encapsulated components"), @Authorization(value = "Write - /{component-type}/{uuid} - For all encapsulated components"), @Authorization(value = "Write - if the template contains any restricted components - /restricted-components") })
@ApiResponses(value = { @ApiResponse(code = 400, message = "NiFi was unable to complete the request because it was invalid. The request should not be retried without modification."), @ApiResponse(code = 401, message = "Client could not be authenticated."), @ApiResponse(code = 403, message = "Client is not authorized to make this request."), @ApiResponse(code = 404, message = "The specified resource could not be found."), @ApiResponse(code = 409, message = "The request was valid but NiFi was not in the appropriate state to process it. Retrying the same request later may be successful.") })
public Response initiateRevertFlowVersion(@ApiParam("The process group id.") @PathParam("id") final String groupId, @ApiParam(value = "The controller service configuration details.", required = true) final VersionControlInformationEntity requestEntity) throws IOException {
// Verify the request
final RevisionDTO revisionDto = requestEntity.getProcessGroupRevision();
if (revisionDto == null) {
throw new IllegalArgumentException("Process Group Revision must be specified");
}
final VersionControlInformationDTO requestVersionControlInfoDto = requestEntity.getVersionControlInformation();
if (requestVersionControlInfoDto == null) {
throw new IllegalArgumentException("Version Control Information must be supplied.");
}
if (requestVersionControlInfoDto.getGroupId() == null) {
throw new IllegalArgumentException("The Process Group ID must be supplied.");
}
if (!requestVersionControlInfoDto.getGroupId().equals(groupId)) {
throw new IllegalArgumentException("The Process Group ID in the request body does not match the Process Group ID of the requested resource.");
}
if (requestVersionControlInfoDto.getBucketId() == null) {
throw new IllegalArgumentException("The Bucket ID must be supplied.");
}
if (requestVersionControlInfoDto.getFlowId() == null) {
throw new IllegalArgumentException("The Flow ID must be supplied.");
}
if (requestVersionControlInfoDto.getRegistryId() == null) {
throw new IllegalArgumentException("The Registry ID must be supplied.");
}
if (requestVersionControlInfoDto.getVersion() == null) {
throw new IllegalArgumentException("The Version of the flow must be supplied.");
}
// We will perform the updating of the Versioned Flow in a background thread because it can be a long-running process.
// In order to do this, we will need some parameters that are only available as Thread-Local variables to the current
// thread, so we will gather the values for these parameters up front.
final boolean replicateRequest = isReplicateRequest();
final ComponentLifecycle componentLifecycle = replicateRequest ? clusterComponentLifecycle : localComponentLifecycle;
final NiFiUser user = NiFiUserUtils.getNiFiUser();
// Step 0: Get the Versioned Flow Snapshot from the Flow Registry
final VersionedFlowSnapshot flowSnapshot = serviceFacade.getVersionedFlowSnapshot(requestEntity.getVersionControlInformation(), true);
// The flow in the registry may not contain the same versions of components that we have in our flow. As a result, we need to update
// the flow snapshot to contain compatible bundles.
BundleUtils.discoverCompatibleBundles(flowSnapshot.getFlowContents());
// Step 1: Determine which components will be affected by updating the version
final Set<AffectedComponentEntity> affectedComponents = serviceFacade.getComponentsAffectedByVersionChange(groupId, flowSnapshot, user);
// build a request wrapper
final InitiateChangeFlowVersionRequestWrapper requestWrapper = new InitiateChangeFlowVersionRequestWrapper(requestEntity, componentLifecycle, getAbsolutePath(), affectedComponents, replicateRequest, flowSnapshot);
final Revision requestRevision = getRevision(requestEntity.getProcessGroupRevision(), groupId);
return withWriteLock(serviceFacade, requestWrapper, requestRevision, lookup -> {
// Step 2: Verify READ and WRITE permissions for user, for every component.
final ProcessGroupAuthorizable groupAuthorizable = lookup.getProcessGroup(groupId);
authorizeProcessGroup(groupAuthorizable, authorizer, lookup, RequestAction.READ, true, false, true, true);
authorizeProcessGroup(groupAuthorizable, authorizer, lookup, RequestAction.WRITE, true, false, true, true);
final VersionedProcessGroup groupContents = flowSnapshot.getFlowContents();
final Set<ConfigurableComponent> restrictedComponents = FlowRegistryUtils.getRestrictedComponents(groupContents);
restrictedComponents.forEach(restrictedComponent -> {
final ComponentAuthorizable restrictedComponentAuthorizable = lookup.getConfigurableComponent(restrictedComponent);
authorizeRestrictions(authorizer, restrictedComponentAuthorizable);
});
}, () -> {
// Step 3: Verify that all components in the snapshot exist on all nodes
// Step 4: Verify that Process Group is already under version control. If not, must start Version Control instead of updating flow
serviceFacade.verifyCanRevertLocalModifications(groupId, flowSnapshot);
}, (revision, wrapper) -> {
final VersionControlInformationEntity versionControlInformationEntity = wrapper.getVersionControlInformationEntity();
final VersionControlInformationDTO versionControlInformationDTO = versionControlInformationEntity.getVersionControlInformation();
// Ensure that the information passed in is correct
final VersionControlInformationEntity currentVersionEntity = serviceFacade.getVersionControlInformation(groupId);
if (currentVersionEntity == null) {
throw new IllegalStateException("Process Group cannot be reverted to the previous version of the flow because Process Group is not under Version Control.");
}
final VersionControlInformationDTO currentVersion = currentVersionEntity.getVersionControlInformation();
if (!currentVersion.getBucketId().equals(versionControlInformationDTO.getBucketId())) {
throw new IllegalArgumentException("The Version Control Information provided does not match the flow that the Process Group is currently synchronized with.");
}
if (!currentVersion.getFlowId().equals(versionControlInformationDTO.getFlowId())) {
throw new IllegalArgumentException("The Version Control Information provided does not match the flow that the Process Group is currently synchronized with.");
}
if (!currentVersion.getRegistryId().equals(versionControlInformationDTO.getRegistryId())) {
throw new IllegalArgumentException("The Version Control Information provided does not match the flow that the Process Group is currently synchronized with.");
}
if (!currentVersion.getVersion().equals(versionControlInformationDTO.getVersion())) {
throw new IllegalArgumentException("The Version Control Information provided does not match the flow that the Process Group is currently synchronized with.");
}
final String idGenerationSeed = getIdGenerationSeed().orElse(null);
// Create an asynchronous request that will occur in the background, because this request may
// result in stopping components, which can take an indeterminate amount of time.
final String requestId = UUID.randomUUID().toString();
final AsynchronousWebRequest<VersionControlInformationEntity> request = new StandardAsynchronousWebRequest<>(requestId, groupId, user, "Stopping Affected Processors");
// Submit the request to be performed in the background
final Consumer<AsynchronousWebRequest<VersionControlInformationEntity>> updateTask = vcur -> {
try {
final VersionControlInformationEntity updatedVersionControlEntity = updateFlowVersion(groupId, wrapper.getComponentLifecycle(), wrapper.getExampleUri(), wrapper.getAffectedComponents(), user, wrapper.isReplicateRequest(), revision, versionControlInformationEntity, wrapper.getFlowSnapshot(), request, idGenerationSeed, false, true);
vcur.markComplete(updatedVersionControlEntity);
} catch (final ResumeFlowException rfe) {
// Treat ResumeFlowException differently because we don't want to include a message that we couldn't update the flow
// since in this case the flow was successfully updated - we just couldn't re-enable the components.
logger.error(rfe.getMessage(), rfe);
vcur.setFailureReason(rfe.getMessage());
} catch (final Exception e) {
logger.error("Failed to update flow to new version", e);
vcur.setFailureReason("Failed to update flow to new version due to " + e.getMessage());
}
};
requestManager.submitRequest("revert-requests", requestId, request, updateTask);
// Generate the response.
final VersionedFlowUpdateRequestDTO updateRequestDto = new VersionedFlowUpdateRequestDTO();
updateRequestDto.setComplete(request.isComplete());
updateRequestDto.setFailureReason(request.getFailureReason());
updateRequestDto.setLastUpdated(request.getLastUpdated());
updateRequestDto.setProcessGroupId(groupId);
updateRequestDto.setRequestId(requestId);
updateRequestDto.setState(request.getState());
updateRequestDto.setPercentCompleted(request.getPercentComplete());
updateRequestDto.setUri(generateResourceUri("versions", "revert-requests", requestId));
final VersionedFlowUpdateRequestEntity updateRequestEntity = new VersionedFlowUpdateRequestEntity();
final RevisionDTO groupRevision = serviceFacade.getProcessGroup(groupId).getRevision();
updateRequestEntity.setProcessGroupRevision(groupRevision);
updateRequestEntity.setRequest(updateRequestDto);
return generateOkResponse(updateRequestEntity).build();
});
}
use of org.apache.nifi.web.api.dto.VersionControlInformationDTO in project nifi by apache.
the class VersionsResource method updateVersionControlRequest.
@PUT
@Consumes(MediaType.APPLICATION_JSON)
@Produces(MediaType.APPLICATION_JSON)
@Path("active-requests/{id}")
@ApiOperation(value = "Updates the request with the given ID", response = VersionControlInformationEntity.class, notes = NON_GUARANTEED_ENDPOINT, authorizations = { @Authorization(value = "Only the user that submitted the request can update it") })
@ApiResponses(value = { @ApiResponse(code = 400, message = "NiFi was unable to complete the request because it was invalid. The request should not be retried without modification."), @ApiResponse(code = 401, message = "Client could not be authenticated."), @ApiResponse(code = 403, message = "Client is not authorized to make this request."), @ApiResponse(code = 404, message = "The specified resource could not be found."), @ApiResponse(code = 409, message = "The request was valid but NiFi was not in the appropriate state to process it. Retrying the same request later may be successful.") })
public Response updateVersionControlRequest(@ApiParam("The request ID.") @PathParam("id") final String requestId, @ApiParam(value = "The version control component mapping.", required = true) final VersionControlComponentMappingEntity requestEntity) {
// Verify request
final RevisionDTO revisionDto = requestEntity.getProcessGroupRevision();
if (revisionDto == null) {
throw new IllegalArgumentException("Process Group Revision must be specified");
}
final VersionControlInformationDTO versionControlInfo = requestEntity.getVersionControlInformation();
if (versionControlInfo == null) {
throw new IllegalArgumentException("Version Control Information must be supplied");
}
if (versionControlInfo.getGroupId() == null) {
throw new IllegalArgumentException("Version Control Information must supply Process Group ID");
}
if (versionControlInfo.getBucketId() == null) {
throw new IllegalArgumentException("Version Control Information must supply Bucket ID");
}
if (versionControlInfo.getFlowId() == null) {
throw new IllegalArgumentException("Version Control Information must supply Flow ID");
}
if (versionControlInfo.getRegistryId() == null) {
throw new IllegalArgumentException("Version Control Information must supply Registry ID");
}
if (versionControlInfo.getVersion() == null) {
throw new IllegalArgumentException("Version Control Information must supply Version");
}
final Map<String, String> mapping = requestEntity.getVersionControlComponentMapping();
if (mapping == null) {
throw new IllegalArgumentException("Version Control Component Mapping must be supplied");
}
// Replicate if necessary
if (isReplicateRequest()) {
return replicate(HttpMethod.PUT, requestEntity);
}
// Perform the update
synchronized (activeRequestMonitor) {
if (activeRequest == null) {
throw new IllegalStateException("No Version Control Request with ID " + requestId + " is currently active");
}
if (!requestId.equals(activeRequest.getRequestId())) {
throw new IllegalStateException("No Version Control Request with ID " + requestId + " is currently active");
}
if (activeRequest.isExpired()) {
throw new IllegalStateException("Version Control Request with ID " + requestId + " has already expired");
}
if (activeRequest.isUpdatePerformed()) {
throw new IllegalStateException("Version Control Request with ID " + requestId + " has already been performed");
}
final String groupId = requestEntity.getVersionControlInformation().getGroupId();
if (!activeRequest.getProcessGroupId().equals(groupId)) {
throw new IllegalStateException("Version Control Request with ID " + requestId + " was created for a different process group id");
}
final Revision groupRevision = new Revision(revisionDto.getVersion(), revisionDto.getClientId(), groupId);
return withWriteLock(serviceFacade, requestEntity, groupRevision, lookup -> {
final NiFiUser user = NiFiUserUtils.getNiFiUser();
if (user == null) {
throw new AccessDeniedException("Unknown user.");
}
if (!user.equals(activeRequest.getUser())) {
throw new AccessDeniedException("Only the user that creates the Version Control Request can use it.");
}
}, null, (rev, mappingEntity) -> {
// set the version control information
final VersionControlInformationEntity responseEntity = serviceFacade.setVersionControlInformation(rev, groupId, mappingEntity.getVersionControlInformation(), mappingEntity.getVersionControlComponentMapping());
// indicate that the active request has performed the update
activeRequest.updatePerformed();
return generateOkResponse(responseEntity).build();
});
}
}
use of org.apache.nifi.web.api.dto.VersionControlInformationDTO in project nifi by apache.
the class VersionsResource method updateFlowVersion.
@PUT
@Consumes(MediaType.APPLICATION_JSON)
@Produces(MediaType.APPLICATION_JSON)
@Path("process-groups/{id}")
@ApiOperation(value = "Update the version of a Process Group with the given ID", response = VersionControlInformationEntity.class, notes = "For a Process Group that is already under Version Control, this will update the version of the flow to a different version. This endpoint expects " + "that the given snapshot will not modify any Processor that is currently running or any Controller Service that is enabled. " + NON_GUARANTEED_ENDPOINT, authorizations = { @Authorization(value = "Read - /process-groups/{uuid}"), @Authorization(value = "Write - /process-groups/{uuid}") })
@ApiResponses(value = { @ApiResponse(code = 400, message = "NiFi was unable to complete the request because it was invalid. The request should not be retried without modification."), @ApiResponse(code = 401, message = "Client could not be authenticated."), @ApiResponse(code = 403, message = "Client is not authorized to make this request."), @ApiResponse(code = 404, message = "The specified resource could not be found."), @ApiResponse(code = 409, message = "The request was valid but NiFi was not in the appropriate state to process it. Retrying the same request later may be successful.") })
public Response updateFlowVersion(@ApiParam("The process group id.") @PathParam("id") final String groupId, @ApiParam(value = "The controller service configuration details.", required = true) final VersionedFlowSnapshotEntity requestEntity) {
// Verify the request
final RevisionDTO revisionDto = requestEntity.getProcessGroupRevision();
if (revisionDto == null) {
throw new IllegalArgumentException("Process Group Revision must be specified.");
}
final VersionedFlowSnapshot requestFlowSnapshot = requestEntity.getVersionedFlowSnapshot();
if (requestFlowSnapshot == null) {
throw new IllegalArgumentException("Versioned Flow Snapshot must be supplied.");
}
final VersionedFlowSnapshotMetadata requestSnapshotMetadata = requestFlowSnapshot.getSnapshotMetadata();
if (requestSnapshotMetadata == null) {
throw new IllegalArgumentException("Snapshot Metadata must be supplied.");
}
if (requestSnapshotMetadata.getBucketIdentifier() == null) {
throw new IllegalArgumentException("The Bucket ID must be supplied.");
}
if (requestSnapshotMetadata.getFlowIdentifier() == null) {
throw new IllegalArgumentException("The Flow ID must be supplied.");
}
// Perform the request
if (isReplicateRequest()) {
return replicate(HttpMethod.PUT, requestEntity);
}
final Revision requestRevision = getRevision(requestEntity.getProcessGroupRevision(), groupId);
return withWriteLock(serviceFacade, requestEntity, requestRevision, lookup -> {
final ProcessGroupAuthorizable groupAuthorizable = lookup.getProcessGroup(groupId);
final Authorizable processGroup = groupAuthorizable.getAuthorizable();
processGroup.authorize(authorizer, RequestAction.READ, NiFiUserUtils.getNiFiUser());
processGroup.authorize(authorizer, RequestAction.WRITE, NiFiUserUtils.getNiFiUser());
}, () -> {
// We do not enforce that the Process Group is 'not dirty' because at this point,
// the client has explicitly indicated the dataflow that the Process Group should
// provide and provided the Revision to ensure that they have the most up-to-date
// view of the Process Group.
serviceFacade.verifyCanUpdate(groupId, requestFlowSnapshot, true, false);
}, (rev, entity) -> {
final VersionedFlowSnapshot flowSnapshot = entity.getVersionedFlowSnapshot();
final VersionedFlowSnapshotMetadata snapshotMetadata = flowSnapshot.getSnapshotMetadata();
final Bucket bucket = flowSnapshot.getBucket();
final VersionedFlow flow = flowSnapshot.getFlow();
// Update the Process Group to match the proposed flow snapshot
final VersionControlInformationDTO versionControlInfoDto = new VersionControlInformationDTO();
versionControlInfoDto.setBucketId(snapshotMetadata.getBucketIdentifier());
versionControlInfoDto.setBucketName(bucket.getName());
versionControlInfoDto.setFlowId(snapshotMetadata.getFlowIdentifier());
versionControlInfoDto.setFlowName(flow.getName());
versionControlInfoDto.setFlowDescription(flow.getDescription());
versionControlInfoDto.setGroupId(groupId);
versionControlInfoDto.setVersion(snapshotMetadata.getVersion());
versionControlInfoDto.setRegistryId(entity.getRegistryId());
versionControlInfoDto.setRegistryName(serviceFacade.getFlowRegistryName(entity.getRegistryId()));
final VersionedFlowState flowState = snapshotMetadata.getVersion() == flow.getVersionCount() ? VersionedFlowState.UP_TO_DATE : VersionedFlowState.STALE;
versionControlInfoDto.setState(flowState.name());
final NiFiUser user = NiFiUserUtils.getNiFiUser();
final ProcessGroupEntity updatedGroup = serviceFacade.updateProcessGroupContents(user, rev, groupId, versionControlInfoDto, flowSnapshot, getIdGenerationSeed().orElse(null), false, true, entity.getUpdateDescendantVersionedFlows());
final VersionControlInformationDTO updatedVci = updatedGroup.getComponent().getVersionControlInformation();
final VersionControlInformationEntity responseEntity = new VersionControlInformationEntity();
responseEntity.setProcessGroupRevision(updatedGroup.getRevision());
responseEntity.setVersionControlInformation(updatedVci);
return generateOkResponse(responseEntity).build();
});
}
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