[SO] create generic pnf healthcheck workflow

This commit implements workflow for pnf health
check and its respective test cases.

Issue-ID: SO-3018
Signed-off-by: tragait <rahul.tyagi@est.tech>
Change-Id: Idffcbf78809c33dd7a059bc87962716d0a9cd81c
Signed-off-by: tragait <rahul.tyagi@est.tech>

2 files changed, 234 insertions, 1 deletions

diff --git a/bpmn/so-bpmn-infrastructure-flows/src/test/java/org/onap/so/bpmn/infrastructure/process/PNFSoftwareUpgradeTest.java b/bpmn/so-bpmn-infrastructure-flows/src/test/java/org/onap/so/bpmn/infrastructure/process/PNFSoftwareUpgradeTest.java
index 22cf72b262..0bf14d7443 100644
--- a/bpmn/so-bpmn-infrastructure-flows/src/test/java/org/onap/so/bpmn/infrastructure/process/PNFSoftwareUpgradeTest.java
+++ b/bpmn/so-bpmn-infrastructure-flows/src/test/java/org/onap/so/bpmn/infrastructure/process/PNFSoftwareUpgradeTest.java
@@ -1,7 +1,6 @@
 /*-
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2020 Nordix Foundation.
- *  Modifications Copyright (C) 2020 Huawei Technologies Co., Ltd.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/bpmn/so-bpmn-infrastructure-flows/src/test/java/org/onap/so/bpmn/infrastructure/process/PnfHealthCheckTest.java b/bpmn/so-bpmn-infrastructure-flows/src/test/java/org/onap/so/bpmn/infrastructure/process/PnfHealthCheckTest.java
new file mode 100644
index 0000000000..2423ad8465
--- /dev/null
+++ b/bpmn/so-bpmn-infrastructure-flows/src/test/java/org/onap/so/bpmn/infrastructure/process/PnfHealthCheckTest.java
@@ -0,0 +1,234 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * 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.onap.so.bpmn.infrastructure.process;
+
+import com.google.protobuf.Struct;
+import org.camunda.bpm.engine.runtime.ProcessInstance;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.aaiclient.client.aai.AAIVersion;
+import org.onap.ccsdk.cds.controllerblueprints.common.api.ActionIdentifiers;
+import org.onap.ccsdk.cds.controllerblueprints.common.api.CommonHeader;
+import org.onap.ccsdk.cds.controllerblueprints.processing.api.ExecutionServiceInput;
+import org.onap.so.BaseBPMNTest;
+import org.onap.so.GrpcNettyServer;
+import org.onap.so.bpmn.infrastructure.pnf.delegate.ExecutionVariableNames;
+import org.onap.so.bpmn.mock.FileUtil;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.UUID;
+import static com.github.tomakehurst.wiremock.client.WireMock.*;
+import static org.assertj.core.api.Assertions.fail;
+import static org.camunda.bpm.engine.test.assertions.bpmn.BpmnAwareAssertions.assertThat;
+
+/**
+ * Basic Integration test for GenericPnfHealthCheck.bpmn workflow.
+ */
+public class PnfHealthCheckTest extends BaseBPMNTest {
+
+    private final Logger logger = LoggerFactory.getLogger(getClass());
+
+    private static final long WORKFLOW_WAIT_TIME = 1000L;
+
+    private static final String TEST_PROCESSINSTANCE_KEY = "GenericPnfHealthCheck";
+    private static final AAIVersion VERSION = AAIVersion.LATEST;
+    private static final Map<String, Object> executionVariables = new HashMap<>();
+    private static final String REQUEST_ID = "50ae41ad-049c-4fe2-9950-539f111120f5";
+    private static final String ACTION_NAME = "healthCheck";
+    private final String CLASS_NAME = getClass().getSimpleName();
+    private String requestObject;
+    private String responseObject;
+
+    @Autowired
+    private GrpcNettyServer grpcNettyServer;
+
+    @Before
+    public void setUp() {
+        executionVariables.clear();
+        grpcNettyServer.getDetailedMessages().clear();
+
+        requestObject = FileUtil.readResourceFile("request/" + CLASS_NAME + ".json");
+        responseObject = FileUtil.readResourceFile("response/" + CLASS_NAME + ".json");
+
+        executionVariables.put("bpmnRequest", requestObject);
+        executionVariables.put("requestId", REQUEST_ID);
+
+        /**
+         * This variable indicates that the flow was invoked asynchronously. It's injected by {@link WorkflowProcessor}.
+         */
+        executionVariables.put("isAsyncProcess", "true");
+        executionVariables.put(ExecutionVariableNames.PRC_CUSTOMIZATION_UUID, "38dc9a92-214c-11e7-93ae-92361f002680");
+
+        /**
+         * Temporary solution to add pnfCorrelationId to context. this value is getting from the request to SO api
+         * handler and then convert to CamundaInput
+         */
+        executionVariables.put(ExecutionVariableNames.PNF_CORRELATION_ID, "PNFDemo");
+    }
+
+
+    @Test
+    public void workflow_validInput_expectedOutput() throws InterruptedException {
+
+        mockCatalogDb();
+        mockRequestDb();
+        mockAai();
+
+        final String msoRequestId = UUID.randomUUID().toString();
+        executionVariables.put(ExecutionVariableNames.MSO_REQUEST_ID, msoRequestId);
+
+        final String testBusinessKey = UUID.randomUUID().toString();
+        logger.info("Test the process instance: {} with business key: {}", TEST_PROCESSINSTANCE_KEY, testBusinessKey);
+
+        ProcessInstance pi =
+                runtimeService.startProcessInstanceByKey(TEST_PROCESSINSTANCE_KEY, testBusinessKey, executionVariables);
+
+        int waitCount = 10;
+        while (!isProcessInstanceEnded() && waitCount >= 0) {
+            Thread.sleep(WORKFLOW_WAIT_TIME);
+            waitCount--;
+        }
+
+        // Layout is to reflect the bpmn visual layout
+        assertThat(pi).isEnded().hasPassedInOrder("pnfHealthCheck_startEvent", "ServiceTask_042uz7m",
+                "ScriptTask_10klpg9", "ServiceTask_0slpaht", "ExclusiveGateway_0x6h0yi", "ScriptTask_1igtc83",
+                "CallActivity_0o1mi8u", "pnfHealthCheck_endEvent");
+
+        List<ExecutionServiceInput> detailedMessages = grpcNettyServer.getDetailedMessages();
+        logger.debug("Size of detailedMessage is {}", detailedMessages.size());
+        assertThat(detailedMessages.size() == 1).isTrue();
+        int count = 0;
+        try {
+            for (ExecutionServiceInput eSI : detailedMessages) {
+                if (ACTION_NAME.equals(eSI.getActionIdentifiers().getActionName())
+                        && eSI.getCommonHeader().getRequestId().equals(msoRequestId)) {
+                    checkWithActionName(eSI, ACTION_NAME);
+                    count++;
+                }
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+            fail("PNFHealthCheck request exception", e);
+        }
+        assertThat(count == 1).isTrue();
+    }
+
+    private boolean isProcessInstanceEnded() {
+        return runtimeService.createProcessInstanceQuery().processDefinitionKey(TEST_PROCESSINSTANCE_KEY)
+                .singleResult() == null;
+    }
+
+    private void checkWithActionName(ExecutionServiceInput executionServiceInput, String action) {
+
+        logger.info("Checking the " + action + " request");
+        ActionIdentifiers actionIdentifiers = executionServiceInput.getActionIdentifiers();
+
+        /**
+         * the fields of actionIdentifiers should match the one in the response/PnfHealthCheck_catalogdb.json.
+         */
+        assertThat(actionIdentifiers.getBlueprintName()).isEqualTo("test_pnf_health_check_restconf");
+        assertThat(actionIdentifiers.getBlueprintVersion()).isEqualTo("1.0.0");
+        assertThat(actionIdentifiers.getActionName()).isEqualTo(action);
+        assertThat(actionIdentifiers.getMode()).isEqualTo("async");
+
+        CommonHeader commonHeader = executionServiceInput.getCommonHeader();
+        assertThat(commonHeader.getOriginatorId()).isEqualTo("SO");
+
+        Struct payload = executionServiceInput.getPayload();
+        Struct requeststruct = payload.getFieldsOrThrow(action + "-request").getStructValue();
+
+        assertThat(requeststruct.getFieldsOrThrow("resolution-key").getStringValue()).isEqualTo("PNFDemo");
+        Struct propertiesStruct = requeststruct.getFieldsOrThrow(action + "-properties").getStructValue();
+
+        assertThat(propertiesStruct.getFieldsOrThrow("pnf-name").getStringValue()).isEqualTo("PNFDemo");
+        assertThat(propertiesStruct.getFieldsOrThrow("service-model-uuid").getStringValue())
+                .isEqualTo("32daaac6-5017-4e1e-96c8-6a27dfbe1421");
+        assertThat(propertiesStruct.getFieldsOrThrow("pnf-customization-uuid").getStringValue())
+                .isEqualTo("38dc9a92-214c-11e7-93ae-92361f002680");
+    }
+
+    private void mockAai() {
+
+        String aaiPnfEntry =
+                "{  \n" + "   \"pnf-name\":\"PNFDemo\",\n" + "   \"pnf-id\":\"testtest\",\n" + "   \"in-maint\":true,\n"
+                        + "   \"resource-version\":\"1541720264047\",\n" + "   \"swVersion\":\"demo-1.1\",\n"
+                        + "   \"ipaddress-v4-oam\":\"1.1.1.1\",\n" + "   \"ipaddress-v6-oam\":\"::/128\"\n" + "}";
+
+        /**
+         * PUT the PNF correlation ID to AAI.
+         */
+        wireMockServer.stubFor(put(urlEqualTo("/aai/" + VERSION + "/network/pnfs/pnf/PNFDemo")));
+
+        /**
+         * Get the PNF entry from AAI.
+         */
+        wireMockServer.stubFor(
+                get(urlEqualTo("/aai/" + VERSION + "/network/pnfs/pnf/PNFDemo")).willReturn(okJson(aaiPnfEntry)));
+
+        /**
+         * Post the pnf to AAI
+         */
+        wireMockServer.stubFor(post(urlEqualTo("/aai/" + VERSION + "/network/pnfs/pnf/PNFDemo")));
+    }
+
+    private void mockRequestDb() {
+        /**
+         * Update Request DB
+         */
+        wireMockServer.stubFor(put(urlEqualTo("/infraActiveRequests/" + REQUEST_ID)));
+
+    }
+
+    /**
+     * Mock the catalobdb rest interface.
+     */
+    private void mockCatalogDb() {
+
+        String catalogdbClientResponse = FileUtil.readResourceFile("response/" + CLASS_NAME + "_catalogdb.json");
+
+
+        /**
+         * Return valid json for the model UUID in the request file.
+         */
+        wireMockServer
+                .stubFor(get(urlEqualTo("/v2/serviceResources?serviceModelUuid=32daaac6-5017-4e1e-96c8-6a27dfbe1421"))
+                        .willReturn(okJson(responseObject)));
+
+        /**
+         * Return valid json for the service model InvariantUUID as specified in the request file.
+         */
+        wireMockServer.stubFor(
+                get(urlEqualTo("/v2/serviceResources?serviceModelInvariantUuid=339b7a2f-9524-4dbf-9eee-f2e05521df3f"))
+                        .willReturn(okJson(responseObject)));
+
+        /**
+         * Return valid spring data rest json for the service model UUID as specified in the request file.
+         */
+        wireMockServer.stubFor(get(urlEqualTo(
+                "/pnfResourceCustomization/search/findPnfResourceCustomizationByModelUuid?SERVICE_MODEL_UUID=32daaac6-5017-4e1e-96c8-6a27dfbe1421"))
+                        .willReturn(okJson(catalogdbClientResponse)));
+    }
+
+}