Examples with IncompatibleSchemaException com.hortonworks.registries.schemaregistry.errors.IncompatibleSchemaException used on opensource projects

Example 1 with IncompatibleSchemaException

use of com.hortonworks.registries.schemaregistry.errors.IncompatibleSchemaException in project registry by hortonworks.

the class SchemaRegistryClient method handleSchemaIdVersionResponse.

private SchemaIdVersion handleSchemaIdVersionResponse(SchemaMetadataInfo schemaMetadataInfo, Response response) throws IncompatibleSchemaException, InvalidSchemaException {
    int status = response.getStatus();
    String msg = response.readEntity(String.class);
    if (status == Response.Status.BAD_REQUEST.getStatusCode() || status == Response.Status.INTERNAL_SERVER_ERROR.getStatusCode()) {
        CatalogResponse catalogResponse = readCatalogResponse(msg);
        if (CatalogResponse.ResponseMessage.INCOMPATIBLE_SCHEMA.getCode() == catalogResponse.getResponseCode()) {
            throw new IncompatibleSchemaException(catalogResponse.getResponseMessage());
        } else if (CatalogResponse.ResponseMessage.INVALID_SCHEMA.getCode() == catalogResponse.getResponseCode()) {
            throw new InvalidSchemaException(catalogResponse.getResponseMessage());
        } else {
            throw new RuntimeException(catalogResponse.getResponseMessage());
        }
    }
    Integer version = readEntity(msg, Integer.class);
    SchemaVersionInfo schemaVersionInfo = doGetSchemaVersionInfo(new SchemaVersionKey(schemaMetadataInfo.getSchemaMetadata().getName(), version));
    return new SchemaIdVersion(schemaMetadataInfo.getId(), version, schemaVersionInfo.getId());
}

Example 2 with IncompatibleSchemaException

use of com.hortonworks.registries.schemaregistry.errors.IncompatibleSchemaException in project registry by hortonworks.

the class AvroSchemaRegistryClientTest method testValidationLevels.

@Test
public void testValidationLevels() throws Exception {
    SchemaMetadata schemaMetadata = createSchemaMetadata(TEST_NAME_RULE.getMethodName(), SchemaCompatibility.BOTH);
    String schemaName = schemaMetadata.getName();
    Long id = SCHEMA_REGISTRY_CLIENT.registerSchemaMetadata(schemaMetadata);
    SCHEMA_REGISTRY_CLIENT.addSchemaVersion(schemaName, new SchemaVersion(AvroSchemaRegistryClientUtil.getSchema("/schema-1.avsc"), "Initial version of the schema"));
    SCHEMA_REGISTRY_CLIENT.addSchemaVersion(schemaName, new SchemaVersion(AvroSchemaRegistryClientUtil.getSchema("/schema-2.avsc"), "Second version of the schema"));
    SCHEMA_REGISTRY_CLIENT.addSchemaVersion(schemaName, new SchemaVersion(AvroSchemaRegistryClientUtil.getSchema("/schema-3.avsc"), "Third version of the schema, removes name field"));
    try {
        SCHEMA_REGISTRY_CLIENT.addSchemaVersion(schemaName, new SchemaVersion(AvroSchemaRegistryClientUtil.getSchema("/schema-4.avsc"), "Forth version of the schema, adds back name field, but different type"));
        Assert.fail("Should throw IncompatibleSchemaException as check against all schema's would find name field is not compatible with v1 and v2");
    } catch (IncompatibleSchemaException ise) {
    // expected
    }
    SchemaMetadata currentSchemaMetadata = SCHEMA_REGISTRY_CLIENT.getSchemaMetadataInfo(schemaName).getSchemaMetadata();
    SchemaMetadata schemaMetadataToUpdateTo = new SchemaMetadata.Builder(currentSchemaMetadata).validationLevel(SchemaValidationLevel.LATEST).build();
    SchemaMetadataInfo updatedSchemaMetadata = SCHEMA_REGISTRY_CLIENT.updateSchemaMetadata(schemaName, schemaMetadataToUpdateTo);
    Assert.assertEquals(SchemaValidationLevel.LATEST, updatedSchemaMetadata.getSchemaMetadata().getValidationLevel());
    try {
        SCHEMA_REGISTRY_CLIENT.addSchemaVersion(schemaName, new SchemaVersion(AvroSchemaRegistryClientUtil.getSchema("/schema-4.avsc"), "Forth version of the schema, adds back name field, but different type"));
    } catch (IncompatibleSchemaException ise) {
        Assert.fail("Should not throw IncompatibleSchemaException as check against only latest schema as such should ignore v1 and v2");
    }
}

Example 3 with IncompatibleSchemaException

use of com.hortonworks.registries.schemaregistry.errors.IncompatibleSchemaException in project registry by hortonworks.

the class SchemaVersionLifecycleManager method createSchemaVersion.

private SchemaVersionInfo createSchemaVersion(String schemaBranchName, SchemaMetadata schemaMetadata, Long schemaMetadataId, SchemaVersion schemaVersion) throws IncompatibleSchemaException, InvalidSchemaException, SchemaNotFoundException, SchemaBranchNotFoundException {
    Preconditions.checkNotNull(schemaBranchName, "schemaBranchName must not be null");
    Preconditions.checkNotNull(schemaMetadataId, "schemaMetadataId must not be null");
    String type = schemaMetadata.getType();
    if (getSchemaProvider(type) == null) {
        throw new UnsupportedSchemaTypeException("Given schema type " + type + " not supported");
    }
    SchemaBranch schemaBranch = null;
    try {
        schemaBranch = schemaBranchCache.get(SchemaBranchCache.Key.of(new SchemaBranchKey(schemaBranchName, schemaMetadata.getName())));
    } catch (SchemaBranchNotFoundException e) {
    // Ignore this error
    }
    if (schemaBranch == null) {
        if (getAllVersions(schemaBranchName, schemaMetadata.getName()).size() != 0)
            throw new RuntimeException(String.format("Schema name : '%s' and branch name : '%s' has schema version, yet failed to obtain schema branch instance", schemaMetadata.getName(), schemaBranchName));
    }
    // generate fingerprint, it parses the schema and checks for semantic validation.
    // throws InvalidSchemaException for invalid schemas.
    final String fingerprint = getFingerprint(type, schemaVersion.getSchemaText());
    final String schemaName = schemaMetadata.getName();
    SchemaVersionStorable schemaVersionStorable = new SchemaVersionStorable();
    final Long schemaVersionStorableId = storageManager.nextId(schemaVersionStorable.getNameSpace());
    schemaVersionStorable.setId(schemaVersionStorableId);
    schemaVersionStorable.setSchemaMetadataId(schemaMetadataId);
    schemaVersionStorable.setFingerprint(fingerprint);
    schemaVersionStorable.setName(schemaName);
    schemaVersionStorable.setSchemaText(schemaVersion.getSchemaText());
    schemaVersionStorable.setDescription(schemaVersion.getDescription());
    schemaVersionStorable.setTimestamp(System.currentTimeMillis());
    schemaVersionStorable.setState(DEFAULT_VERSION_STATE.getId());
    if (!schemaBranchName.equals(SchemaBranch.MASTER_BRANCH)) {
        schemaVersion.setState(SchemaVersionLifecycleStates.INITIATED.getId());
        schemaVersion.setStateDetails(null);
    }
    // take a lock for a schema with same name.
    int retryCt = 0;
    while (true) {
        try {
            Integer version = 0;
            Byte initialState = schemaVersion.getInitialState();
            if (schemaMetadata.isEvolve()) {
                // if the given version is added with enabled or initiated state then only check for compatibility
                if (SchemaVersionLifecycleStates.ENABLED.getId().equals(initialState) || SchemaVersionLifecycleStates.INITIATED.getId().equals(initialState)) {
                    CompatibilityResult compatibilityResult = checkCompatibility(schemaBranchName, schemaName, schemaVersion.getSchemaText());
                    if (!compatibilityResult.isCompatible()) {
                        String errMsg = String.format("Given schema is not compatible with latest schema versions. \n" + "Error location: [%s] \n" + "Error encountered is: [%s]", compatibilityResult.getErrorLocation(), compatibilityResult.getErrorMessage());
                        LOG.error(errMsg);
                        throw new IncompatibleSchemaException(errMsg);
                    }
                }
                SchemaVersionInfo latestSchemaVersionInfo = getLatestSchemaVersionInfo(schemaName);
                if (latestSchemaVersionInfo != null) {
                    version = latestSchemaVersionInfo.getVersion();
                }
            }
            schemaVersionStorable.setVersion(version + 1);
            storageManager.add(schemaVersionStorable);
            updateSchemaVersionState(schemaVersionStorable.getId(), 1, initialState, schemaVersion.getStateDetails());
            break;
        } catch (StorageException e) {
            // optimistic to try the next try would be successful. When retry attempts are exhausted, throw error back to invoker.
            if (++retryCt == DEFAULT_RETRY_CT) {
                LOG.error("Giving up after retry attempts [{}] while trying to add new version of schema with metadata [{}]", retryCt, schemaMetadata, e);
                throw e;
            }
            LOG.debug("Encountered storage exception while trying to add a new version, attempting again : [{}] with error: [{}]", retryCt, e);
        }
    }
    // fetching this as the ID may have been set by storage manager.
    Long schemaInstanceId = schemaVersionStorable.getId();
    SchemaBranchVersionMapping schemaBranchVersionMapping = new SchemaBranchVersionMapping(schemaBranch.getId(), schemaInstanceId);
    storageManager.add(schemaBranchVersionMapping);
    String storableNamespace = new SchemaFieldInfoStorable().getNameSpace();
    List<SchemaFieldInfo> schemaFieldInfos = getSchemaProvider(type).generateFields(schemaVersionStorable.getSchemaText());
    for (SchemaFieldInfo schemaFieldInfo : schemaFieldInfos) {
        final Long fieldInstanceId = storageManager.nextId(storableNamespace);
        SchemaFieldInfoStorable schemaFieldInfoStorable = SchemaFieldInfoStorable.fromSchemaFieldInfo(schemaFieldInfo, fieldInstanceId);
        schemaFieldInfoStorable.setSchemaInstanceId(schemaInstanceId);
        schemaFieldInfoStorable.setTimestamp(System.currentTimeMillis());
        storageManager.add(schemaFieldInfoStorable);
    }
    return schemaVersionStorable.toSchemaVersionInfo();
}

Example 4 with IncompatibleSchemaException

use of com.hortonworks.registries.schemaregistry.errors.IncompatibleSchemaException in project registry by hortonworks.

the class SchemaVersionLifecycleManager method mergeSchemaVersion.

public SchemaVersionMergeResult mergeSchemaVersion(Long schemaVersionId, SchemaVersionMergeStrategy schemaVersionMergeStrategy) throws SchemaNotFoundException, IncompatibleSchemaException {
    try {
        SchemaVersionInfo schemaVersionInfo = getSchemaVersionInfo(new SchemaIdVersion(schemaVersionId));
        SchemaMetadataInfo schemaMetadataInfo = getSchemaMetadataInfo(schemaVersionInfo.getName());
        Set<SchemaBranch> schemaBranches = getSchemaBranches(schemaVersionId).stream().filter(schemaBranch -> {
            try {
                return !getRootVersion(schemaBranch).getId().equals(schemaVersionId);
            } catch (SchemaNotFoundException e) {
                throw new RuntimeException(e);
            }
        }).collect(Collectors.toSet());
        if (schemaBranches.size() > 1) {
            throw new SchemaVersionMergeException(String.format("Can't determine a unique schema branch for schema version id : '%s'", schemaVersionId));
        } else if (schemaBranches.size() == 0) {
            throw new SchemaVersionMergeException(String.format("Schema version id : '%s' is not associated with any branch", schemaVersionId));
        }
        Long schemaBranchId = schemaBranches.iterator().next().getId();
        SchemaBranch schemaBranch = schemaBranchCache.get(SchemaBranchCache.Key.of(schemaBranchId));
        if (schemaVersionMergeStrategy.equals(SchemaVersionMergeStrategy.PESSIMISTIC)) {
            SchemaVersionInfo latestSchemaVersion = getLatestEnabledSchemaVersionInfo(SchemaBranch.MASTER_BRANCH, schemaMetadataInfo.getSchemaMetadata().getName());
            SchemaVersionInfo rootSchemaVersion = getRootVersion(schemaBranch);
            if (!latestSchemaVersion.getId().equals(rootSchemaVersion.getId())) {
                throw new SchemaVersionMergeException(String.format("The latest version of '%s' is different from the root version of the branch : '%s'", SchemaBranch.MASTER_BRANCH, schemaMetadataInfo.getSchemaMetadata().getName()));
            }
        }
        byte[] initializedStateDetails;
        try {
            initializedStateDetails = ObjectMapperUtils.serialize(new InitializedStateDetails(schemaBranch.getName(), schemaVersionInfo.getId()));
        } catch (JsonProcessingException e) {
            throw new RuntimeException(String.format("Failed to serialize initializedState for %s and %s", schemaBranch.getName(), schemaVersionInfo.getId()));
        }
        SchemaVersionInfo createdSchemaVersionInfo;
        try {
            SchemaVersionInfo existingSchemaVersionInfo = findSchemaVersion(SchemaBranch.MASTER_BRANCH, schemaMetadataInfo.getSchemaMetadata().getType(), schemaVersionInfo.getSchemaText(), schemaMetadataInfo.getSchemaMetadata().getName());
            if (existingSchemaVersionInfo != null) {
                String mergeMessage = String.format("Given version %d is already merged to master with version %d", schemaVersionId, existingSchemaVersionInfo.getVersion());
                LOG.info(mergeMessage);
                return new SchemaVersionMergeResult(new SchemaIdVersion(schemaMetadataInfo.getId(), existingSchemaVersionInfo.getVersion(), existingSchemaVersionInfo.getId()), mergeMessage);
            }
            createdSchemaVersionInfo = createSchemaVersion(SchemaBranch.MASTER_BRANCH, schemaMetadataInfo.getSchemaMetadata(), schemaMetadataInfo.getId(), new SchemaVersion(schemaVersionInfo.getSchemaText(), schemaVersionInfo.getDescription(), SchemaVersionLifecycleStates.INITIATED.getId(), initializedStateDetails));
        } catch (InvalidSchemaException e) {
            throw new SchemaVersionMergeException(String.format("Failed to merge schema version : '%s'", schemaVersionId.toString()), e);
        }
        Collection<SchemaVersionStateStorable> schemaVersionStates = storageManager.find(SchemaVersionStateStorable.NAME_SPACE, Collections.singletonList(new QueryParam(SchemaVersionStateStorable.SCHEMA_VERSION_ID, schemaVersionId.toString())), Collections.singletonList(OrderByField.of(SchemaVersionStateStorable.SEQUENCE, true)));
        if (schemaVersionStates == null || schemaVersionStates.isEmpty()) {
            throw new RuntimeException(String.format("The database doesn't have any state transition recorded for the schema version id : '%s'", schemaVersionId));
        }
        updateSchemaVersionState(createdSchemaVersionInfo.getId(), schemaVersionStates.iterator().next().getSequence(), SchemaVersionLifecycleStates.ENABLED.getId(), null);
        String mergeMessage = String.format("Given version %d is merged successfully to master with version %d", schemaVersionId, createdSchemaVersionInfo.getVersion());
        LOG.info(mergeMessage);
        return new SchemaVersionMergeResult(new SchemaIdVersion(schemaMetadataInfo.getId(), createdSchemaVersionInfo.getVersion(), createdSchemaVersionInfo.getId()), mergeMessage);
    } catch (SchemaBranchNotFoundException e) {
        throw new SchemaVersionMergeException(String.format("Failed to merge schema version : '%s'", schemaVersionId.toString()), e);
    }
}

Example 5 with IncompatibleSchemaException

use of com.hortonworks.registries.schemaregistry.errors.IncompatibleSchemaException in project registry by hortonworks.

the class ConfluentSchemaRegistryCompatibleResource method registerSchemaVersion.

@POST
@Path("/subjects/{subject}/versions")
@ApiOperation(value = "Register a new version of the schema", notes = "Registers the given schema version to schema with subject if the given schemaText is not registered as a version for this schema, " + "and returns respective unique id." + "In case of incompatible schema errors, it throws error message like 'Unable to read schema: <> using schema <>' ", response = Id.class, tags = OPERATION_GROUP_CONFLUENT_SR)
@Timed
@UnitOfWork
public Response registerSchemaVersion(@ApiParam(value = "subject", required = true) @PathParam("subject") String subject, @ApiParam(value = "Details about the schema", required = true) String schema, @Context UriInfo uriInfo) {
    LOG.info("registerSchema for [{}] is [{}]", subject);
    return handleLeaderAction(uriInfo, () -> {
        Response response;
        try {
            LOG.info("registerSchema for [{}] is [{}]", subject);
            SchemaMetadataInfo schemaMetadataInfo = schemaRegistry.getSchemaMetadataInfo(subject);
            if (schemaMetadataInfo == null) {
                SchemaMetadata schemaMetadata = new SchemaMetadata.Builder(subject).type(AvroSchemaProvider.TYPE).schemaGroup("Kafka").build();
                schemaRegistry.addSchemaMetadata(schemaMetadata);
                schemaMetadataInfo = schemaRegistry.getSchemaMetadataInfo(subject);
            }
            SchemaIdVersion schemaVersionInfo = schemaRegistry.addSchemaVersion(schemaMetadataInfo.getSchemaMetadata(), new SchemaVersion(schemaStringFromJson(schema).getSchema(), null));
            Id id = new Id();
            id.setId(schemaVersionInfo.getSchemaVersionId());
            response = WSUtils.respondEntity(id, Response.Status.OK);
        } catch (InvalidSchemaException ex) {
            LOG.error("Invalid schema error encountered while adding subject [{}]", subject, ex);
            response = invalidSchemaError();
        } catch (IncompatibleSchemaException ex) {
            LOG.error("Incompatible schema error encountered while adding subject [{}]", subject, ex);
            response = incompatibleSchemaError();
        } catch (UnsupportedSchemaTypeException ex) {
            LOG.error("Unsupported schema type encountered while adding subject [{}]", subject, ex);
            response = incompatibleSchemaError();
        } catch (Exception ex) {
            LOG.error("Encountered error while adding subject [{}]", subject, ex);
            response = serverError();
        }
        return response;
    });
}