DMAAP Listener for ORAN A1 Adapter Policy Mgmt

Support DMAAP listener for A1 Adapter related DMAAP
messages for policy management. Also included are JUNIT
test files. DMAAP topic is A1-P.

Issue-ID: CCSDK-1964
Signed-off-by: SandeepLinux <Sandeep.Shah@ibm.com>
Change-Id: Ied78e8c14538136fede0f420804232770bcbdf3b

3 files changed, 263 insertions, 0 deletions

diff --git a/dmaap-listener/src/main/java/org/onap/ccsdk/sli/northbound/dmaapclient/A1AdapterPolicyDmaapConsumer.java b/dmaap-listener/src/main/java/org/onap/ccsdk/sli/northbound/dmaapclient/A1AdapterPolicyDmaapConsumer.java
new file mode 100644
index 00000000..778a77b8
--- /dev/null
+++ b/dmaap-listener/src/main/java/org/onap/ccsdk/sli/northbound/dmaapclient/A1AdapterPolicyDmaapConsumer.java
@@ -0,0 +1,92 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP : SDN-C
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights
+ * 			reserved.
+ * Modifications Copyright © 2019 IBM.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.ccsdk.sli.northbound.dmaapclient;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class A1AdapterPolicyDmaapConsumer extends SdncDmaapConsumerImpl {
+
+    private static final Logger LOG = LoggerFactory.getLogger(A1AdapterPolicyDmaapConsumer.class);
+
+    private static final String BODY = "body";
+    private static final String RPC = "rpc-name";
+
+    @Override
+    public void processMsg(String msg) throws InvalidMessageException {
+
+        if (msg == null) {
+            throw new InvalidMessageException("Null A1-ADAPTER-DMAAP message");
+        }
+
+        ObjectMapper oMapper = new ObjectMapper();
+        JsonNode a1AdapterRootNode;
+        try {
+            a1AdapterRootNode = oMapper.readTree(msg);
+        } catch (Exception e) {
+            throw new InvalidMessageException("Cannot parse A1-ADAPTER-DMAAP json input", e);
+        }
+
+        JsonNode bodyNode = a1AdapterRootNode.get(BODY);
+        if(bodyNode == null) {
+            LOG.warn("Missing body in A1-ADAPTER-DMAAP message");
+            return;
+        }
+        String rpcMsgbody;
+        try {
+            	ObjectMapper mapper = new ObjectMapper();
+                rpcMsgbody = mapper.writeValueAsString(bodyNode);
+
+        } catch (Exception e) {
+            LOG.error("Unable to parse body in A1-ADAPTER-DMAAP message", e);
+            return;
+        }
+
+        JsonNode rpcNode = a1AdapterRootNode.get(RPC);
+        if(rpcNode == null) {
+            LOG.warn("Missing node in A1-ADAPTER-DMAAP message- " + RPC);
+            return;
+        }
+        String rpc = rpcNode.textValue();
+        String sdncEndpoint = "A1-ADAPTER-API:" + rpc;
+
+        try {
+            String odlUrlBase = getProperty("sdnc.odl.url-base");
+            String odlUser = getProperty("sdnc.odl.user");
+            String odlPassword = getProperty("sdnc.odl.password");
+            LOG.info("POST A1-ADAPTER-API Request " + rpcMsgbody);
+            if ((odlUrlBase != null) && (odlUrlBase.length() > 0)) {
+                SdncOdlConnection conn = SdncOdlConnection.newInstance(odlUrlBase + "/" + sdncEndpoint, odlUser, odlPassword);
+
+                conn.send("POST", "application/json", rpcMsgbody);
+            } else {
+                LOG.warn("Unable to POST A1-ADAPTER-API message. SDNC URL not available. body:\n" + rpcMsgbody);
+            }
+        } catch (Exception e) {
+            LOG.error("Unable to process message", e);
+        }
+    }
+}
diff --git a/dmaap-listener/src/test/java/org/onap/ccsdk/sli/northbound/dmaapclient/TestA1AdapterPolicyDmaapConsumer.java b/dmaap-listener/src/test/java/org/onap/ccsdk/sli/northbound/dmaapclient/TestA1AdapterPolicyDmaapConsumer.java
new file mode 100644
index 00000000..8b7044f6
--- /dev/null
+++ b/dmaap-listener/src/test/java/org/onap/ccsdk/sli/northbound/dmaapclient/TestA1AdapterPolicyDmaapConsumer.java
@@ -0,0 +1,136 @@
+/*
+ * Copyright (c) 2017. Lorem ipsum dolor sit amet, consectetur adipiscing elit.
+ * Morbi non lorem porttitor neque feugiat blandit. Ut vitae ipsum eget quam lacinia accumsan.
+ * Etiam sed turpis ac ipsum condimentum fringilla. Maecenas magna.
+ * Proin dapibus sapien vel ante. Aliquam erat volutpat. Pellentesque sagittis ligula eget metus.
+ * Vestibulum commodo. Ut rhoncus gravida arcu.
+ */
+
+package org.onap.ccsdk.sli.northbound.dmaapclient;
+
+import static org.junit.Assert.assertTrue;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
+import java.lang.reflect.Field;
+import java.util.Map;
+import java.util.Properties;
+
+import org.apache.commons.io.FileUtils;
+
+import org.junit.Before;
+import org.junit.Test;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+public class TestA1AdapterPolicyDmaapConsumer {
+    private static final String a1AdapterInput =  "{\n" +
+		      " \"body\": {\n" +
+		      "    \"input\": {\n" +
+		      "      \"CommonHeader\": {\n" +
+		      "        \"TimeStamp\": \"2018-11-30T09:13:37.368Z\",\n" +
+		      "        \"APIver\": \"1.0\",\n" +
+		      "        \"RequestID\": \"9d2d790e-a5f0-11e8-98d0-529269fb1459\",\n" +
+		      "        \"SubRequestID\": \"1\",\n" +
+		      "        \"RequestTrack\": {},\n" +
+		      "        \"Flags\": {}\n      },\n" +
+		      "      \"Action\": \"getHealthCheck\",\n" +
+		      "      \"Payload\": {\n" +
+		      "        \"near-rt-ric-id\": \"near-RT-ric1\",\n" +
+		      "        \"policy-type-id\": \"20000\",\n" +
+		      "        \"description\": \"parameters to control policy \",\n" +
+		      "        \"name\": \"admission_control_policy\",\n" +
+		      "        \"policy-type\": \"object\"\n" +
+		      "      }\n" +
+		      "    },\n" +
+		      "    \"version\": \"1.0\",\n" +
+		      "    \"rpc-name\": \"getHealthCheck\",\n" +
+		      "    \"correlation-id\": \"9d2d790e-a5f0-11e8-98d0-529269fb1459-1\",\n" +
+		      "    \"type\": \"request\"\n" +
+		      "  }\n" +
+		      "}";
+
+	@Test
+	public void test() throws Exception {
+		Properties props = new Properties();
+
+		A1AdapterPolicyDmaapConsumer consumer = new A1AdapterPolicyDmaapConsumer();
+		InputStream propStr = TestA1AdapterPolicyDmaapConsumer.class.getResourceAsStream("/dmaap-consumer-a1Adapter-policy-1.properties");
+		props.load(propStr);
+		consumer.init(props, "src/test/resources/dmaap-consumer-1.properties");
+		consumer.processMsg(a1AdapterInput);
+	}
+
+	@Test(expected = InvalidMessageException.class)
+	public void testProcessMsgNullMessage() throws Exception {
+		A1AdapterPolicyDmaapConsumer consumer = new A1AdapterPolicyDmaapConsumer();
+		consumer.processMsg(null);
+	}
+
+	@Test
+	public void testProcessMsgMissingBody() throws Exception {
+		String msg = 	"{\n" +
+		      " \"body1\": {\n" +
+		      "    \"input\": {\n" +
+		      "      \"CommonHeader\": {\n" +
+		      "        \"TimeStamp\": \"2018-11-30T09:13:37.368Z\",\n" +
+		      "        \"APIver\": \"1.0\",\n" +
+		      "        \"RequestID\": \"9d2d790e-a5f0-11e8-98d0-529269fb1459\",\n" +
+		      "        \"SubRequestID\": \"1\",\n" +
+		      "        \"RequestTrack\": {},\n" +
+		      "        \"Flags\": {}\n      },\n" +
+		      "      \"Action\": \"getHealthCheck\",\n" +
+		      "      \"Payload\": {\n" +
+		      "        \"near-rt-ric-id\": \"near-RT-ric1\",\n" +
+		      "        \"policy-type-id\": \"20000\",\n" +
+		      "        \"description\": \"parameters to control policy \",\n" +
+		      "        \"name\": \"admission_control_policy\",\n" +
+		      "        \"policy-type\": \"object\"\n" +
+		      "      }\n" +
+		      "    },\n" +
+		      "    \"version\": \"1.0\",\n" +
+		      "    \"rpc-name\": \"getHealthCheck\",\n" +
+		      "    \"correlation-id\": \"9d2d790e-a5f0-11e8-98d0-529269fb1459-1\",\n" +
+		      "    \"type\": \"request\"\n" +
+		      "  }\n" +
+		      "}";
+
+		A1AdapterPolicyDmaapConsumer consumer = new A1AdapterPolicyDmaapConsumer();
+		consumer.processMsg(msg);
+	}
+
+	@Test
+	public void testProcessMsgInvalidRPC() throws Exception {
+    String msg = 	"{\n" +
+		      " \"body\": {\n" +
+		      "    \"input\": {\n" +
+		      "      \"CommonHeader\": {\n" +
+		      "        \"TimeStamp\": \"2018-11-30T09:13:37.368Z\",\n" +
+		      "        \"APIver\": \"1.0\",\n" +
+		      "        \"RequestID\": \"9d2d790e-a5f0-11e8-98d0-529269fb1459\",\n" +
+		      "        \"SubRequestID\": \"1\",\n" +
+		      "        \"RequestTrack\": {},\n" +
+		      "        \"Flags\": {}\n      },\n" +
+		      "      \"Action\": \"getHealthCheck\",\n" +
+		      "      \"Payload\": {\n" +
+		      "        \"near-rt-ric-id\": \"near-RT-ric1\",\n" +
+		      "        \"policy-type-id\": \"20000\",\n" +
+		      "        \"description\": \"parameters to control policy \",\n" +
+		      "        \"name\": \"admission_control_policy\",\n" +
+		      "        \"policy-type\": \"object\"\n" +
+		      "      }\n" +
+		      "    },\n" +
+		      "    \"version\": \"1.0\",\n" +
+		      "    \"rpc-name1\": \"getHealthCheck\",\n" +
+		      "    \"correlation-id\": \"9d2d790e-a5f0-11e8-98d0-529269fb1459-1\",\n" +
+		      "    \"type\": \"request\"\n" +
+		      "  }\n" +
+		      "}";
+
+		A1AdapterPolicyDmaapConsumer consumer = new A1AdapterPolicyDmaapConsumer();
+		consumer.processMsg(msg);
+	}
+
+}
diff --git a/dmaap-listener/src/test/resources/dmaap-consumer-a1Adapter-policy-1.properties b/dmaap-listener/src/test/resources/dmaap-consumer-a1Adapter-policy-1.properties
new file mode 100644
index 00000000..edb7c453
--- /dev/null
+++ b/dmaap-listener/src/test/resources/dmaap-consumer-a1Adapter-policy-1.properties
@@ -0,0 +1,35 @@
+TransportType=HTTPNOAUTH
+Latitude =50.000000
+Longitude =-100.000000
+Version =1.0
+ServiceName =message-router.onap:3904/events
+Environment =TEST
+Partner =
+routeOffer=MR1
+SubContextPath =/
+Protocol =http
+MethodType =GET
+username =admin
+password =admin
+contenttype =application/json
+authKey=fs20cKwalJ6ry4kX:7Hqm6BDZK47IKxGRkOPFk33qMYs=
+authDate=2019-04-09T04:28:40-05:00
+host=message-router.onap:3904
+topic=A1-P
+group=users
+id=sdnc1
+timeout=15000
+limit=1000
+filter=
+AFT_DME2_EXCHANGE_REQUEST_HANDLERS=com.att.nsa.test.PreferredRouteRequestHandler
+AFT_DME2_EXCHANGE_REPLY_HANDLERS=com.att.nsa.test.PreferredRouteReplyHandler
+AFT_DME2_REQ_TRACE_ON=true
+AFT_ENVIRONMENT=AFTUAT
+AFT_DME2_EP_CONN_TIMEOUT=15000
+AFT_DME2_ROUNDTRIP_TIMEOUT_MS=240000
+AFT_DME2_EP_READ_TIMEOUT_MS=50000
+sessionstickinessrequired=NO
+DME2preferredRouterFilePath=/opt/onap/sdnc/data/properties/dmaap-listener.preferredRoute.txt
+sdnc.odl.user=admin
+sdnc.odl.password=Kp8bJ4SXszM0WXlhak3eHlcse2gAw84vaoGGmJvUy2U
+sdnc.odl.url-base=http://sdnc.onap:8282/restconf/operations