Integrate helm validator with SDC-BE

- Read helm validator configuration
- Add call to helm validator during Helm validation
- Add JUnit tests
- Fix display message when CNF upload is unsuccessful
- Show warning messages from validation after CNF upload

Issue-ID: SDC-3185
Signed-off-by: Joanna Jeremicz <joanna.jeremicz@nokia.com>
Change-Id: If197d557e6ddef4a07bef986d7cf133aedcb2cc5
Signed-off-by: Piotr Marcinkiewicz <piotr.marcinkiewicz@nokia.com>

10 files changed, 456 insertions, 10 deletions

diff --git a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/util/HelmValidatorConfigReader.java b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/util/HelmValidatorConfigReader.java
new file mode 100644
index 0000000000..4d4fff7971
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/util/HelmValidatorConfigReader.java
@@ -0,0 +1,78 @@
+/*
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2021 Nokia
+ *  ================================================================================
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ *  SPDX-License-Identifier: Apache-2.0
+ *  ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.validation.impl.util;
+
+import org.onap.config.api.Configuration;
+import org.openecomp.sdc.logging.api.Logger;
+import org.openecomp.sdc.logging.api.LoggerFactory;
+import org.openecomp.sdc.validation.type.helmvalidator.HelmValidatorConfig;
+import org.openecomp.sdc.validation.type.helmvalidator.HelmValidatorConfig.HelmValidationConfigBuilder;
+
+public class HelmValidatorConfigReader {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(HelmValidatorConfigReader.class);
+    private static final String CONFIG_NAMESPACE = "helmvalidator";
+    private static final String ERROR_MESSAGE = "Failed to read helm validator configuration key '{}', default value '{}' will be used";
+    private final Configuration config;
+
+    public HelmValidatorConfigReader(Configuration config) {
+        this.config = config;
+    }
+
+    public HelmValidatorConfig getHelmValidatorConfig() {
+        String version = readValue("hValidatorVersion", "3.5.2");
+        String validatorUrl = readValue("hValidatorUrl", "http://localhost:8082/validate");
+        boolean enabled = readValue("hValidatorEnabled", false);
+        boolean deployable = readValue("hValidatorDeployable", false);
+        boolean lintable = readValue("hValidatorLintable", false);
+        boolean strictLintable = readValue("hValidatorStrictLintable", false);
+
+        HelmValidationConfigBuilder validationConfigBuilder = new HelmValidationConfigBuilder();
+        validationConfigBuilder.setValidatorUrl(validatorUrl);
+        validationConfigBuilder.setVersion(version);
+        validationConfigBuilder.setEnabled(enabled);
+        validationConfigBuilder.setDeployable(deployable);
+        validationConfigBuilder.setLintable(lintable);
+        validationConfigBuilder.setStrictLintable(strictLintable);
+        return validationConfigBuilder.build();
+    }
+
+
+    private String readValue(String key, String defaultValue) {
+        try {
+            String value = config.getAsString(CONFIG_NAMESPACE, key);
+            return (value == null) ? defaultValue : value;
+        } catch (Exception e) {
+            LOGGER.error(ERROR_MESSAGE, key, defaultValue, e);
+            return defaultValue;
+        }
+    }
+
+    private boolean readValue(String key, boolean defaultValue) {
+        try {
+            Boolean value = config.getAsBooleanValue(CONFIG_NAMESPACE, key);
+            return (value == null) ? defaultValue : value;
+        } catch (Exception e) {
+            LOGGER.error(ERROR_MESSAGE, key, defaultValue, e);
+            return defaultValue;
+        }
+    }
+
+}
diff --git a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/util/HelmValidatorHttpClient.java b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/util/HelmValidatorHttpClient.java
new file mode 100644
index 0000000000..299d996562
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/util/HelmValidatorHttpClient.java
@@ -0,0 +1,73 @@
+/*
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2021 Nokia
+ *  ================================================================================
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ *  SPDX-License-Identifier: Apache-2.0
+ *  ============LICENSE_END=========================================================
+ */
+package org.openecomp.sdc.validation.impl.util;
+
+import org.apache.http.HttpEntity;
+import org.apache.http.entity.ContentType;
+import org.apache.http.entity.mime.MultipartEntityBuilder;
+import org.openecomp.sdc.common.http.client.api.HttpExecuteException;
+import org.openecomp.sdc.common.http.client.api.HttpRequestHandler;
+import org.openecomp.sdc.common.http.client.api.HttpResponse;
+import org.openecomp.sdc.common.http.config.HttpClientConfig;
+import org.openecomp.sdc.common.http.config.Timeouts;
+import org.openecomp.sdc.logging.api.Logger;
+import org.openecomp.sdc.logging.api.LoggerFactory;
+import org.openecomp.sdc.validation.type.helmvalidator.HelmValidatorConfig;
+
+public class HelmValidatorHttpClient {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(HelmValidatorHttpClient.class);
+    private static final int TIMEOUT_MS = 10000;
+    private static final String FILE = "file";
+    private static final String IS_LINTED = "isLinted";
+    private static final String IS_STRICT_LINTED = "isStrictLinted";
+    private static final String VERSION_DESIRED = "versionDesired";
+    private final HttpRequestHandler httpRequestHandler;
+
+    public HelmValidatorHttpClient(HttpRequestHandler httpRequestHandler) {
+        this.httpRequestHandler = httpRequestHandler;
+    }
+
+    public HttpResponse<String> execute(String fileName, byte[] helmChartFile, HelmValidatorConfig validatorConfig) throws Exception{
+        LOGGER.info("Trying to execute Helm chart validation. File name: {}", fileName);
+        try {
+            HttpEntity entity = MultipartEntityBuilder.create()
+                .addBinaryBody(FILE, helmChartFile, ContentType.DEFAULT_BINARY, fileName)
+                .addTextBody(IS_LINTED, getString(validatorConfig.isLintable()))
+                .addTextBody(IS_STRICT_LINTED, getString(validatorConfig.isStrictLintable()))
+                .addTextBody(VERSION_DESIRED, validatorConfig.getVersion())
+                .build();
+
+            HttpResponse<String> httpResponse = httpRequestHandler.post(validatorConfig.getValidatorUrl(),
+                null, entity, new HttpClientConfig(new Timeouts(TIMEOUT_MS, TIMEOUT_MS)));
+            LOGGER.info("Received response from Helm chart validator with code {}", httpResponse.getStatusCode());
+            LOGGER.debug("Response from Helm chart validator: {}", httpResponse);
+
+            return httpResponse;
+        } catch (HttpExecuteException e) {
+            LOGGER.info("Exception during call to Helm validator {}", e.getMessage());
+        }
+        throw new Exception("Http response is invalid.");
+    }
+
+    private String getString(boolean helmValidatorConfig) {
+        return Boolean.toString(helmValidatorConfig);
+    }
+
+}
diff --git a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/validators/GlobalContextUtil.java b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/validators/GlobalContextUtil.java
index 0e199cc472..b490f4b35f 100644
--- a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/validators/GlobalContextUtil.java
+++ b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/validators/GlobalContextUtil.java
@@ -25,6 +25,7 @@ import java.util.function.Predicate;
 import java.util.stream.Collectors;
 import org.openecomp.core.validation.types.GlobalValidationContext;
 import org.openecomp.sdc.heat.datatypes.manifest.FileData;
+import org.openecomp.sdc.heat.datatypes.manifest.FileData.Type;
 import org.openecomp.sdc.heat.datatypes.manifest.ManifestContent;
 import org.openecomp.sdc.heat.services.manifest.ManifestUtil;
 import org.openecomp.sdc.validation.util.ValidationUtil;
@@ -34,20 +35,22 @@ class GlobalContextUtil {
     private GlobalContextUtil() {
     }
 
-    static Set<String> findPmDictionaryFiles(GlobalValidationContext globalContext) {
+    static Set<String> findFilesByType(GlobalValidationContext globalContext, Type type) {
         if (isManifestMissing(globalContext)) {
             return Set.of();
         }
         Map<String, FileData.Type> filesWithTypes = readAllFilesWithTypes(globalContext);
-        return filterPmDictionaryFiles(filesWithTypes);
+        return filterFilesByType(filesWithTypes, entry -> entry.getValue().equals(type));
     }
 
     private static boolean isManifestMissing(GlobalValidationContext globalContext) {
         return globalContext.getFileContent("MANIFEST.json").isEmpty();
     }
 
-    private static Set<String> filterPmDictionaryFiles(Map<String, FileData.Type> filesWithTypes) {
-        return filesWithTypes.entrySet().stream().filter(isPmDictionaryType()).map(Map.Entry::getKey).collect(Collectors.toSet());
+    private static Set<String> filterFilesByType(Map<String, FileData.Type> filesWithTypes,
+        Predicate<Map.Entry<String, FileData.Type>> typePredicate) {
+        return filesWithTypes.entrySet().stream().filter(typePredicate).map(Map.Entry::getKey)
+            .collect(Collectors.toSet());
     }
 
     private static Map<String, FileData.Type> readAllFilesWithTypes(GlobalValidationContext globalContext) {
@@ -55,7 +58,4 @@ class GlobalContextUtil {
         return ManifestUtil.getFileTypeMap(manifestContent);
     }
 
-    private static Predicate<Map.Entry<String, FileData.Type>> isPmDictionaryType() {
-        return entry -> entry.getValue().equals(FileData.Type.PM_DICTIONARY);
-    }
 }
diff --git a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/validators/HeatValidator.java b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/validators/HeatValidator.java
index 19b8892182..fbfd9c7b29 100644
--- a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/validators/HeatValidator.java
+++ b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/validators/HeatValidator.java
@@ -1,5 +1,6 @@
 /*
  * Copyright © 2016-2017 European Support Limited
+ * Copyright (C) 2021 Nokia
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -33,6 +34,7 @@ import org.openecomp.sdc.common.errors.Messages;
 import org.openecomp.sdc.datatypes.error.ErrorLevel;
 import org.openecomp.sdc.heat.datatypes.DefinedHeatParameterTypes;
 import org.openecomp.sdc.heat.datatypes.manifest.FileData;
+import org.openecomp.sdc.heat.datatypes.manifest.FileData.Type;
 import org.openecomp.sdc.heat.datatypes.manifest.ManifestContent;
 import org.openecomp.sdc.heat.datatypes.model.Environment;
 import org.openecomp.sdc.heat.datatypes.model.HeatOrchestrationTemplate;
@@ -453,7 +455,10 @@ public class HeatValidator implements Validator {
         globalContext.getFiles().stream().filter(fileName -> FileData.isHeatFile(fileTypeMap.get(fileName))).forEach(
             fileName -> validate(fileName, fileEnvMap.get(fileName) == null ? null : fileEnvMap.get(fileName).getFile(), artifacts, globalContext));
         Set<String> manifestArtifacts = ManifestUtil.getArtifacts(manifestContent);
-        globalContext.getFiles().stream().filter(fileName -> isManifestArtifact(manifestArtifacts, fileName) && isNotArtifact(artifacts, fileName))
+        globalContext.getFiles().stream()
+            .filter(fileName -> isManifestArtifact(manifestArtifacts, fileName)
+                && isNotArtifact(artifacts, fileName)
+                && isNotHelmType(fileTypeMap, fileName))
             .forEach(fileName -> {
                 globalContext.addMessage(fileName, ErrorLevel.WARNING,
                     ErrorMessagesFormatBuilder.getErrorWithParameters(ERROR_CODE_HOT_11, Messages.ARTIFACT_FILE_NOT_REFERENCED.getErrorMessage()));
@@ -468,6 +473,10 @@ public class HeatValidator implements Validator {
         }
     }
 
+    private boolean isNotHelmType(Map<String, Type> fileTypeMap, String fileName) {
+        return !Type.HELM.equals(fileTypeMap.get(fileName));
+    }
+
     private boolean isManifestArtifact(Set<String> manifestArtifacts, String fileName) {
         return manifestArtifacts.contains(fileName);
     }
diff --git a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/validators/HelmValidator.java b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/validators/HelmValidator.java
new file mode 100644
index 0000000000..272d0a88b9
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/validators/HelmValidator.java
@@ -0,0 +1,106 @@
+/*
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2021 Nokia
+ *  ================================================================================
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ *  SPDX-License-Identifier: Apache-2.0
+ *  ============LICENSE_END=========================================================
+ */
+package org.openecomp.sdc.validation.impl.validators;
+
+import com.google.gson.Gson;
+import java.io.InputStream;
+import java.util.Optional;
+import java.util.Set;
+import org.onap.config.api.ConfigurationManager;
+import org.openecomp.core.validation.ErrorMessageCode;
+import org.openecomp.core.validation.errors.ErrorMessagesFormatBuilder;
+import org.openecomp.core.validation.types.GlobalValidationContext;
+import org.openecomp.sdc.common.http.client.api.HttpRequestHandler;
+import org.openecomp.sdc.datatypes.error.ErrorLevel;
+import org.openecomp.sdc.heat.datatypes.manifest.FileData.Type;
+import org.openecomp.sdc.logging.api.Logger;
+import org.openecomp.sdc.logging.api.LoggerFactory;
+import org.openecomp.sdc.validation.Validator;
+import org.openecomp.sdc.validation.impl.util.HelmValidatorConfigReader;
+import org.openecomp.sdc.validation.impl.util.HelmValidatorHttpClient;
+import org.openecomp.sdc.validation.type.helmvalidator.HelmValidatorConfig;
+import org.openecomp.sdc.validation.type.helmvalidator.HelmValidatorErrorResponse;
+import org.openecomp.sdc.validation.type.helmvalidator.HelmValidatorResponse;
+
+public class HelmValidator implements Validator {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(HelmValidator.class);
+    private static final ErrorMessageCode VALIDATOR_ERROR_CODE = new ErrorMessageCode("HELM VALIDATOR");
+    private static final String EXCEPTION_MESSAGE = "Could not execute file %s validation using Helm";
+
+    private final HelmValidatorHttpClient helmValidatorHttpClient;
+    private final HelmValidatorConfig helmValidatorConfig;
+
+    public HelmValidator() {
+        this(new HelmValidatorHttpClient(HttpRequestHandler.get()),
+            new HelmValidatorConfigReader(ConfigurationManager.lookup()).getHelmValidatorConfig());
+    }
+
+    HelmValidator(HelmValidatorHttpClient helmValidatorHttpClient, HelmValidatorConfig helmValidatorConfig) {
+        this.helmValidatorHttpClient = helmValidatorHttpClient;
+        this.helmValidatorConfig = helmValidatorConfig;
+    }
+
+    @Override
+    public void validate(GlobalValidationContext globalContext) {
+        if (helmValidatorConfig.isEnabled()) {
+            Set<String> manifestFiles = GlobalContextUtil.findFilesByType(globalContext, Type.HELM);
+            manifestFiles.forEach(file -> tryValidateSingleChart(globalContext, file));
+        }
+    }
+
+    private void tryValidateSingleChart(GlobalValidationContext globalContext, String fileName) {
+        Optional<InputStream> fileContent = globalContext.getFileContent(fileName);
+        if (fileContent.isPresent()) {
+            try {
+                validateSingleHelmChart(fileName, fileContent.get().readAllBytes(), globalContext);
+            } catch (Exception exception) {
+                String validationErrorMessage = String.format(EXCEPTION_MESSAGE, fileName);
+                LOGGER.error(validationErrorMessage + " exception: " + exception.getMessage());
+                addError(fileName, globalContext, validationErrorMessage, ErrorLevel.WARNING);
+            }
+        } else {
+            LOGGER.debug("File content is not present " + fileName);
+        }
+    }
+
+    private void validateSingleHelmChart(String fileName, byte[] file, GlobalValidationContext globalContext)
+        throws Exception {
+        var httpResponse = helmValidatorHttpClient.execute(fileName, file, helmValidatorConfig);
+        if (httpResponse.getStatusCode() == 200) {
+            var helmValidatorResponse = new Gson()
+                .fromJson(httpResponse.getResponse(), HelmValidatorResponse.class);
+            helmValidatorResponse.getRenderErrors().forEach(error ->
+                addError(fileName, globalContext, error, ErrorLevel.ERROR));
+            helmValidatorResponse.getLintError().forEach(lintError ->
+                addError(fileName, globalContext, lintError, ErrorLevel.WARNING));
+            helmValidatorResponse.getLintWarning().forEach(lintWarning ->
+                addError(fileName, globalContext, lintWarning, ErrorLevel.WARNING));
+        } else {
+            var errorResponse = new Gson().fromJson(httpResponse.getResponse(), HelmValidatorErrorResponse.class);
+            addError(fileName, globalContext, errorResponse.getMessage(), ErrorLevel.WARNING);
+        }
+    }
+
+    private void addError(String fileName, GlobalValidationContext globalContext, String error, ErrorLevel level) {
+        globalContext.addMessage(fileName, level, ErrorMessagesFormatBuilder
+            .getErrorWithParameters(VALIDATOR_ERROR_CODE, error, fileName));
+    }
+
+}
diff --git a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/validators/PmDictionaryValidator.java b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/validators/PmDictionaryValidator.java
index 4dad4afc16..22b5efc838 100644
--- a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/validators/PmDictionaryValidator.java
+++ b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/validators/PmDictionaryValidator.java
@@ -30,6 +30,7 @@ import org.openecomp.core.validation.ErrorMessageCode;
 import org.openecomp.core.validation.errors.ErrorMessagesFormatBuilder;
 import org.openecomp.core.validation.types.GlobalValidationContext;
 import org.openecomp.sdc.datatypes.error.ErrorLevel;
+import org.openecomp.sdc.heat.datatypes.manifest.FileData.Type;
 import org.openecomp.sdc.validation.Validator;
 
 public class PmDictionaryValidator implements Validator {
@@ -38,7 +39,7 @@ public class PmDictionaryValidator implements Validator {
 
     @Override
     public void validate(GlobalValidationContext globalContext) {
-        Set<String> pmDictionaryFiles = GlobalContextUtil.findPmDictionaryFiles(globalContext);
+        Set<String> pmDictionaryFiles = GlobalContextUtil.findFilesByType(globalContext, Type.PM_DICTIONARY);
         validatePmDictionaryFiles(globalContext, pmDictionaryFiles);
     }
 
diff --git a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/validators/YamlValidator.java b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/validators/YamlValidator.java
index cb9469a146..eb43925d02 100644
--- a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/validators/YamlValidator.java
+++ b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/impl/validators/YamlValidator.java
@@ -28,6 +28,7 @@ import org.openecomp.core.validation.errors.ErrorMessagesFormatBuilder;
 import org.openecomp.core.validation.types.GlobalValidationContext;
 import org.openecomp.sdc.common.errors.Messages;
 import org.openecomp.sdc.datatypes.error.ErrorLevel;
+import org.openecomp.sdc.heat.datatypes.manifest.FileData.Type;
 import org.openecomp.sdc.validation.Validator;
 import org.openecomp.sdc.validation.impl.util.YamlValidatorUtil;
 import org.yaml.snakeyaml.DumperOptions;
@@ -44,7 +45,7 @@ public class YamlValidator implements Validator {
 
     @Override
     public void validate(GlobalValidationContext globalContext) {
-        Set<String> pmDictionaryFiles = GlobalContextUtil.findPmDictionaryFiles(globalContext);
+        Set<String> pmDictionaryFiles = GlobalContextUtil.findFilesByType(globalContext, Type.PM_DICTIONARY);
         Collection<String> files = globalContext
             .files((fileName, globalValidationContext) -> FileExtensionUtils.isYaml(fileName) && !pmDictionaryFiles.contains(fileName));
         files.forEach(fileName -> validate(fileName, globalContext));
diff --git a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/type/helmvalidator/HelmValidatorConfig.java b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/type/helmvalidator/HelmValidatorConfig.java
new file mode 100644
index 0000000000..45d0377651
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/type/helmvalidator/HelmValidatorConfig.java
@@ -0,0 +1,78 @@
+/*
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2021 Nokia
+ *  ================================================================================
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ *  SPDX-License-Identifier: Apache-2.0
+ *  ============LICENSE_END=========================================================
+ */
+package org.openecomp.sdc.validation.type.helmvalidator;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+@Getter
+@AllArgsConstructor
+public class HelmValidatorConfig {
+    private final String validatorUrl;
+    private final String version;
+    private final boolean isEnabled;
+    private final boolean isDeployable;
+    private final boolean isLintable;
+    private final boolean isStrictLintable;
+
+    public static class HelmValidationConfigBuilder {
+
+        private String validatorUrl;
+        private String version;
+        private boolean enabled;
+        private boolean deployable;
+        private boolean lintable;
+        private boolean strictLintable;
+
+        public HelmValidationConfigBuilder setVersion(String version) {
+            this.version = version;
+            return this;
+        }
+
+        public HelmValidationConfigBuilder setEnabled(boolean enabled) {
+            this.enabled = enabled;
+            return this;
+        }
+
+        public HelmValidationConfigBuilder setDeployable(boolean deployable) {
+            this.deployable = deployable;
+            return this;
+        }
+
+        public HelmValidationConfigBuilder setLintable(boolean lintable) {
+            this.lintable = lintable;
+            return this;
+        }
+
+        public HelmValidationConfigBuilder setStrictLintable(boolean strictLintable) {
+            this.strictLintable = strictLintable;
+            return this;
+        }
+
+        public HelmValidationConfigBuilder setValidatorUrl(String validatorUrl) {
+            this.validatorUrl = validatorUrl;
+            return this;
+        }
+
+        public HelmValidatorConfig build() {
+            return new HelmValidatorConfig(validatorUrl, version, enabled, deployable, lintable, strictLintable);
+        }
+    }
+
+}
diff --git a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/type/helmvalidator/HelmValidatorErrorResponse.java b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/type/helmvalidator/HelmValidatorErrorResponse.java
new file mode 100644
index 0000000000..c92b528d6f
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/type/helmvalidator/HelmValidatorErrorResponse.java
@@ -0,0 +1,34 @@
+/*
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2021 Nokia
+ *  ================================================================================
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ *  SPDX-License-Identifier: Apache-2.0
+ *  ============LICENSE_END=========================================================
+ */
+package org.openecomp.sdc.validation.type.helmvalidator;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+/**
+ * Helm validator error response
+ */
+
+@AllArgsConstructor
+public final class HelmValidatorErrorResponse {
+
+    @Getter
+    private final String message;
+
+}
diff --git a/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/type/helmvalidator/HelmValidatorResponse.java b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/type/helmvalidator/HelmValidatorResponse.java
new file mode 100644
index 0000000000..40deeb57a3
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-validation-lib/openecomp-sdc-validation-impl/src/main/java/org/openecomp/sdc/validation/type/helmvalidator/HelmValidatorResponse.java
@@ -0,0 +1,66 @@
+/*
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2021 Nokia
+ *  ================================================================================
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ *  SPDX-License-Identifier: Apache-2.0
+ *  ============LICENSE_END=========================================================
+ */
+package org.openecomp.sdc.validation.type.helmvalidator;
+
+import com.google.gson.annotations.SerializedName;
+import java.util.Collections;
+import java.util.List;
+import lombok.Getter;
+
+public final class HelmValidatorResponse {
+
+    private List<String> renderErrors;
+    private List<String> lintWarning;
+    private List<String> lintError;
+    @Getter
+    private String versionUsed;
+    @SerializedName("valid")
+    @Getter
+    private Boolean isValid;
+    @SerializedName("deployable")
+    @Getter
+    private Boolean isDeployable;
+
+    /**
+     * Get renderErrors
+     *
+     * @return renderErrors
+     **/
+    public List<String> getRenderErrors() {
+        return renderErrors != null ? renderErrors : Collections.emptyList();
+    }
+
+    /**
+     * Get lintWarning
+     *
+     * @return lintWarning
+     **/
+    public List<String> getLintWarning() {
+        return lintWarning != null ? lintWarning : Collections.emptyList();
+    }
+
+    /**
+     * Get lintError
+     *
+     * @return lintError
+     **/
+    public List<String> getLintError() {
+        return lintError != null ? lintError : Collections.emptyList();
+    }
+}