Examples with WriteConflictException co.cask.cdap.internal.app.runtime.artifact.WriteConflictException used on opensource projects

Example 1 with WriteConflictException

use of co.cask.cdap.internal.app.runtime.artifact.WriteConflictException in project cdap by caskdata.

the class AppLifecycleHttpHandler method deployApplication.

private BodyConsumer deployApplication(final HttpResponder responder, final NamespaceId namespace, final String appId, final String archiveName, final String configString, @Nullable final String ownerPrincipal, final boolean updateSchedules) throws IOException {
    Id.Namespace idNamespace = namespace.toId();
    Location namespaceHomeLocation = namespacedLocationFactory.get(namespace);
    if (!namespaceHomeLocation.exists()) {
        String msg = String.format("Home directory %s for namespace %s not found", namespaceHomeLocation, namespace.getNamespace());
        LOG.error(msg);
        responder.sendString(HttpResponseStatus.NOT_FOUND, msg);
        return null;
    }
    if (archiveName == null || archiveName.isEmpty()) {
        responder.sendString(HttpResponseStatus.BAD_REQUEST, String.format("%s header not present. Please include the header and set its value to the jar name.", ARCHIVE_NAME_HEADER), ImmutableMultimap.of(HttpHeaders.Names.CONNECTION, HttpHeaders.Values.CLOSE));
        return null;
    }
    // TODO: (CDAP-3258) error handling needs to be refactored here, should be able just to throw the exception,
    // but the caller catches all exceptions and responds with a 500
    final Id.Artifact artifactId;
    try {
        artifactId = Id.Artifact.parse(idNamespace, archiveName);
    } catch (IllegalArgumentException e) {
        responder.sendString(HttpResponseStatus.BAD_REQUEST, e.getMessage());
        return null;
    }
    KerberosPrincipalId ownerPrincipalId = ownerPrincipal == null ? null : new KerberosPrincipalId(ownerPrincipal);
    // Store uploaded content to a local temp file
    String namespacesDir = configuration.get(Constants.Namespace.NAMESPACES_DIR);
    File localDataDir = new File(configuration.get(Constants.CFG_LOCAL_DATA_DIR));
    File namespaceBase = new File(localDataDir, namespacesDir);
    File tempDir = new File(new File(namespaceBase, namespace.getNamespace()), configuration.get(Constants.AppFabric.TEMP_DIR)).getAbsoluteFile();
    if (!DirUtils.mkdirs(tempDir)) {
        throw new IOException("Could not create temporary directory at: " + tempDir);
    }
    final KerberosPrincipalId finalOwnerPrincipalId = ownerPrincipalId;
    return new AbstractBodyConsumer(File.createTempFile("app-", ".jar", tempDir)) {

        @Override
        protected void onFinish(HttpResponder responder, File uploadedFile) {
            try {
                // deploy app
                ApplicationWithPrograms app = applicationLifecycleService.deployAppAndArtifact(namespace, appId, artifactId, uploadedFile, configString, finalOwnerPrincipalId, createProgramTerminator(), updateSchedules);
                LOG.info("Successfully deployed app {} in namespace {} from artifact {} with configuration {} and " + "principal {}", app.getApplicationId().getApplication(), namespace.getNamespace(), artifactId, configString, finalOwnerPrincipalId);
                responder.sendString(HttpResponseStatus.OK, String.format("Successfully deployed app %s", app.getApplicationId().getApplication()));
            } catch (InvalidArtifactException e) {
                responder.sendString(HttpResponseStatus.BAD_REQUEST, e.getMessage());
            } catch (ArtifactAlreadyExistsException e) {
                responder.sendString(HttpResponseStatus.CONFLICT, String.format("Artifact '%s' already exists. Please use the API that creates an application from an existing artifact. " + "If you are trying to replace the artifact, please delete it and then try again.", artifactId));
            } catch (WriteConflictException e) {
                // don't really expect this to happen. It means after multiple retries there were still write conflicts.
                LOG.warn("Write conflict while trying to add artifact {}.", artifactId, e);
                responder.sendString(HttpResponseStatus.INTERNAL_SERVER_ERROR, "Write conflict while adding artifact. This can happen if multiple requests to add " + "the same artifact occur simultaneously. Please try again.");
            } catch (UnauthorizedException e) {
                responder.sendString(HttpResponseStatus.FORBIDDEN, e.getMessage());
            } catch (ConflictException e) {
                responder.sendString(HttpResponseStatus.CONFLICT, e.getMessage());
            } catch (Exception e) {
                LOG.error("Deploy failure", e);
                responder.sendString(HttpResponseStatus.BAD_REQUEST, e.getMessage());
            }
        }
    };
}

Example 2 with WriteConflictException

use of co.cask.cdap.internal.app.runtime.artifact.WriteConflictException in project cdap by caskdata.

the class ArtifactHttpHandler method addArtifact.

@POST
@Path("/namespaces/{namespace-id}/artifacts/{artifact-name}")
@AuditPolicy(AuditDetail.HEADERS)
public BodyConsumer addArtifact(HttpRequest request, HttpResponder responder, @PathParam("namespace-id") final String namespaceId, @PathParam("artifact-name") final String artifactName, @HeaderParam(VERSION_HEADER) final String artifactVersion, @HeaderParam(EXTENDS_HEADER) final String parentArtifactsStr, @HeaderParam(PLUGINS_HEADER) String pluginClasses) throws NamespaceNotFoundException, BadRequestException {
    final NamespaceId namespace = validateAndGetNamespace(namespaceId);
    // and validated there
    if (artifactVersion != null && !artifactVersion.isEmpty()) {
        validateAndGetArtifactId(namespace, artifactName, artifactVersion);
    }
    final Set<ArtifactRange> parentArtifacts = parseExtendsHeader(namespace, parentArtifactsStr);
    final Set<PluginClass> additionalPluginClasses;
    if (pluginClasses == null) {
        additionalPluginClasses = ImmutableSet.of();
    } else {
        try {
            additionalPluginClasses = GSON.fromJson(pluginClasses, PLUGINS_TYPE);
        } catch (JsonParseException e) {
            responder.sendString(HttpResponseStatus.BAD_REQUEST, String.format("%s header '%s' is invalid: %s", PLUGINS_HEADER, pluginClasses, e.getMessage()));
            return null;
        }
    }
    try {
        // copy the artifact contents to local tmp directory
        final File destination = File.createTempFile("artifact-", ".jar", tmpDir);
        return new AbstractBodyConsumer(destination) {

            @Override
            protected void onFinish(HttpResponder responder, File uploadedFile) {
                try {
                    String version = (artifactVersion == null || artifactVersion.isEmpty()) ? getBundleVersion(uploadedFile) : artifactVersion;
                    Id.Artifact artifactId = validateAndGetArtifactId(namespace, artifactName, version);
                    // add the artifact to the repo
                    artifactRepository.addArtifact(artifactId, uploadedFile, parentArtifacts, additionalPluginClasses);
                    responder.sendString(HttpResponseStatus.OK, "Artifact added successfully");
                } catch (ArtifactRangeNotFoundException e) {
                    responder.sendString(HttpResponseStatus.NOT_FOUND, e.getMessage());
                } catch (ArtifactAlreadyExistsException e) {
                    responder.sendString(HttpResponseStatus.CONFLICT, e.getMessage());
                } catch (WriteConflictException e) {
                    responder.sendString(HttpResponseStatus.INTERNAL_SERVER_ERROR, "Conflict while writing artifact, please try again.");
                } catch (IOException e) {
                    LOG.error("Exception while trying to write artifact {}-{}-{}.", namespaceId, artifactName, artifactVersion, e);
                    responder.sendString(HttpResponseStatus.INTERNAL_SERVER_ERROR, "Error performing IO while writing artifact.");
                } catch (BadRequestException e) {
                    responder.sendString(HttpResponseStatus.BAD_REQUEST, e.getMessage());
                } catch (UnauthorizedException e) {
                    responder.sendString(HttpResponseStatus.FORBIDDEN, e.getMessage());
                } catch (Exception e) {
                    LOG.error("Error while writing artifact {}-{}-{}", namespaceId, artifactName, artifactVersion, e);
                    responder.sendString(HttpResponseStatus.INTERNAL_SERVER_ERROR, "Error while adding artifact.");
                }
            }

            private String getBundleVersion(File file) throws BadRequestException, IOException {
                try (JarFile jarFile = new JarFile(file)) {
                    Manifest manifest = jarFile.getManifest();
                    if (manifest == null) {
                        throw new BadRequestException("Unable to derive version from artifact because it does not contain a manifest. " + "Please package the jar with a manifest, or explicitly specify the artifact version.");
                    }
                    Attributes attributes = manifest.getMainAttributes();
                    String version = attributes == null ? null : attributes.getValue(ManifestFields.BUNDLE_VERSION);
                    if (version == null) {
                        throw new BadRequestException("Unable to derive version from artifact because manifest does not contain Bundle-Version attribute. " + "Please include Bundle-Version in the manifest, or explicitly specify the artifact version.");
                    }
                    return version;
                } catch (ZipException e) {
                    throw new BadRequestException("Artifact is not in zip format. Please make sure it is a jar file.");
                }
            }
        };
    } catch (IOException e) {
        LOG.error("Exception creating temp file to place artifact {} contents", artifactName, e);
        responder.sendString(HttpResponseStatus.INTERNAL_SERVER_ERROR, "Server error creating temp file for artifact.");
        return null;
    }
}