Examples with ConnectionMacroEvaluator io.cdap.cdap.etl.common.ConnectionMacroEvaluator used on opensource projects

Example 1 with ConnectionMacroEvaluator

use of io.cdap.cdap.etl.common.ConnectionMacroEvaluator in project cdap by caskdata.

the class ValidationHandler method validateLocally.

private void validateLocally(HttpServiceRequest request, HttpServiceResponder responder, String namespace) throws IOException {
    StageValidationRequest validationRequest;
    try {
        validationRequest = GSON.fromJson(StandardCharsets.UTF_8.decode(request.getContent()).toString(), StageValidationRequest.class);
        validationRequest.validate();
    } catch (JsonSyntaxException e) {
        responder.sendError(HttpURLConnection.HTTP_BAD_REQUEST, "Unable to decode request body: " + e.getMessage());
        return;
    } catch (IllegalArgumentException e) {
        responder.sendError(HttpURLConnection.HTTP_BAD_REQUEST, "Invalid stage config: " + e.getMessage());
        return;
    }
    Map<String, String> arguments = Collections.emptyMap();
    // this option.
    if (validationRequest.getResolveMacrosFromPreferences()) {
        try {
            arguments = getContext().getPreferencesForNamespace(namespace, true);
        } catch (IllegalArgumentException iae) {
            // If this method returns IllegalArgumentException, it means the namespace doesn't exist.
            // If this is the case, we return a 404 error.
            responder.sendError(HttpURLConnection.HTTP_NOT_FOUND, String.format("Namespace '%s' does not exist", namespace));
            return;
        }
    }
    Map<String, MacroEvaluator> evaluators = ImmutableMap.of(SecureStoreMacroEvaluator.FUNCTION_NAME, new SecureStoreMacroEvaluator(namespace, getContext()), OAuthMacroEvaluator.FUNCTION_NAME, new OAuthMacroEvaluator(getContext()), ConnectionMacroEvaluator.FUNCTION_NAME, new ConnectionMacroEvaluator(namespace, getContext()));
    MacroEvaluator macroEvaluator = new DefaultMacroEvaluator(new BasicArguments(arguments), evaluators, DefaultMacroEvaluator.MAP_FUNCTIONS);
    MacroParserOptions macroParserOptions = MacroParserOptions.builder().skipInvalidMacros().setEscaping(false).setFunctionWhitelist(evaluators.keySet()).build();
    Function<Map<String, String>, Map<String, String>> macroFn = macroProperties -> getContext().evaluateMacros(namespace, macroProperties, macroEvaluator, macroParserOptions);
    String validationResponse = GSON.toJson(ValidationUtils.validate(namespace, validationRequest, getContext().createServicePluginConfigurer(namespace), macroFn, getContext()));
    responder.sendString(validationResponse);
}

Example 2 with ConnectionMacroEvaluator

use of io.cdap.cdap.etl.common.ConnectionMacroEvaluator in project cdap by caskdata.

the class RemoteValidationTask method run.

@Override
public void run(RunnableTaskContext context) throws Exception {
    SystemAppTaskContext systemAppContext = context.getRunnableTaskSystemAppContext();
    RemoteValidationRequest remoteValidationRequest = GSON.fromJson(context.getParam(), RemoteValidationRequest.class);
    String namespace = remoteValidationRequest.getNamespace();
    String originalRequest = remoteValidationRequest.getRequest();
    StageValidationRequest validationRequest;
    try {
        validationRequest = GSON.fromJson(originalRequest, StageValidationRequest.class);
        validationRequest.validate();
    } catch (JsonSyntaxException e) {
        throw new IllegalArgumentException(String.format("Unable to decode request body %s", originalRequest), e);
    } catch (IllegalArgumentException e) {
        throw new IllegalArgumentException("Invalid stage config", e);
    }
    Map<String, String> arguments = Collections.emptyMap();
    // this option.
    if (validationRequest.getResolveMacrosFromPreferences()) {
        try {
            arguments = systemAppContext.getPreferencesForNamespace(namespace, true);
        } catch (IllegalArgumentException iae) {
            // If this is the case, we return a 404 error.
            throw new IllegalArgumentException(String.format(NAMESPACE_DOES_NOT_EXIST, namespace), iae);
        }
    }
    Map<String, MacroEvaluator> evaluators = ImmutableMap.of(SecureStoreMacroEvaluator.FUNCTION_NAME, new SecureStoreMacroEvaluator(namespace, systemAppContext), OAuthMacroEvaluator.FUNCTION_NAME, new OAuthMacroEvaluator(systemAppContext), ConnectionMacroEvaluator.FUNCTION_NAME, new ConnectionMacroEvaluator(namespace, systemAppContext));
    MacroEvaluator macroEvaluator = new DefaultMacroEvaluator(new BasicArguments(arguments), evaluators, DefaultMacroEvaluator.MAP_FUNCTIONS);
    MacroParserOptions macroParserOptions = MacroParserOptions.builder().skipInvalidMacros().setEscaping(false).setFunctionWhitelist(evaluators.keySet()).build();
    Function<Map<String, String>, Map<String, String>> macroFn = macroProperties -> systemAppContext.evaluateMacros(namespace, macroProperties, macroEvaluator, macroParserOptions);
    PluginConfigurer pluginConfigurer = systemAppContext.createPluginConfigurer(namespace);
    StageValidationResponse validationResponse = ValidationUtils.validate(namespace, validationRequest, pluginConfigurer, macroFn, systemAppContext);
    // If the validation success and if it only involves system artifacts, then we don't need to restart task runner
    if (validationResponse.getFailures().isEmpty()) {
        StageSpec spec = validationResponse.getSpec();
        if (spec != null) {
            context.setTerminateOnComplete(!ArtifactScope.SYSTEM.equals(spec.getPlugin().getArtifact().getScope()));
        }
    }
    context.writeResult(GSON.toJson(validationResponse).getBytes());
}