1 files changed, 156 insertions, 0 deletions
diff --git a/sdnr/wt/mountpoint-registrar/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/mountpointregistrar/vesdomain/pnfreg/StrimziKafkaPNFRegVESMsgConsumer.java b/sdnr/wt/mountpoint-registrar/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/mountpointregistrar/vesdomain/pnfreg/StrimziKafkaPNFRegVESMsgConsumer.java
new file mode 100644
index 000000000..147202fb8
--- /dev/null
+++ b/sdnr/wt/mountpoint-registrar/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/mountpointregistrar/vesdomain/pnfreg/StrimziKafkaPNFRegVESMsgConsumer.java
@@ -0,0 +1,156 @@
+/*
+ * ============LICENSE_START========================================================================
+ * ONAP : ccsdk feature sdnr wt mountpoint-registrar
+ * =================================================================================================
+ * Copyright (C) 2019 highstreet technologies GmbH Intellectual Property. All rights reserved.
+ * Copyright (C) 2021 Samsung Electronics Intellectual Property. All rights reserved.
+ * =================================================================================================
+ * 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.features.sdnr.wt.mountpointregistrar.vesdomain.pnfreg;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import java.io.IOException;
+import java.util.Map;
+import org.eclipse.jdt.annotation.Nullable;
+import org.onap.ccsdk.features.sdnr.wt.mountpointregistrar.config.GeneralConfig;
+import org.onap.ccsdk.features.sdnr.wt.mountpointregistrar.impl.StrimziKafkaVESMsgConsumerImpl;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class StrimziKafkaPNFRegVESMsgConsumer extends StrimziKafkaVESMsgConsumerImpl {
+
+    private static final Logger LOG = LoggerFactory.getLogger(StrimziKafkaPNFRegVESMsgConsumer.class);
+    private static final String DEFAULT_PROTOCOL = "SSH";
+    private static final String DEFAULT_PORT = "17830";
+    private static final String DEFAULT_USERNAME = "netconf";
+    private static final String DEFAULT_PASSWORD = "netconf";
+
+
+    public StrimziKafkaPNFRegVESMsgConsumer(GeneralConfig generalConfig) {
+        super(generalConfig);
+    }
+
+    @Override
+    public void processMsg(String msg) {
+        LOG.debug("Message from Kafka topic is - {} ", msg);
+        String pnfId;
+        String pnfIPAddress;
+        @Nullable
+        String pnfCommProtocol;
+        @Nullable
+        String pnfCommPort;
+        @Nullable
+        String pnfKeyId = null;
+        @Nullable
+        String pnfUsername;
+        @Nullable
+        String pnfPasswd = null;
+        String reportingEntityName;
+        ObjectMapper oMapper = new ObjectMapper();
+        JsonNode sKafkaMessageRootNode;
+        try {
+            sKafkaMessageRootNode = oMapper.readTree(msg);
+            reportingEntityName = sKafkaMessageRootNode.at("/event/commonEventHeader/reportingEntityName").textValue();
+            if (reportingEntityName.equals("ONAP SDN-R")) {
+                LOG.info(
+                        "VES PNF Registration message generated by SDNR, hence no need to process any further; Ignoring the received message");
+                return;
+            }
+
+            pnfId = sKafkaMessageRootNode.at("/event/commonEventHeader/sourceName").textValue();
+            pnfIPAddress = getPNFIPAddress(sKafkaMessageRootNode);
+            pnfCommProtocol =
+                    sKafkaMessageRootNode.at("/event/pnfRegistrationFields/additionalFields/protocol").textValue();
+            pnfCommPort = sKafkaMessageRootNode.at("/event/pnfRegistrationFields/additionalFields/oamPort").textValue();
+            if (pnfCommProtocol != null) {
+                if (pnfCommProtocol.equalsIgnoreCase("TLS")) {
+                    // Read username and keyId
+                    pnfKeyId =
+                            sKafkaMessageRootNode.at("/event/pnfRegistrationFields/additionalFields/keyId").textValue();
+                    pnfUsername = sKafkaMessageRootNode.at("/event/pnfRegistrationFields/additionalFields/username")
+                            .textValue();
+                } else if (pnfCommProtocol.equalsIgnoreCase("SSH")) {
+                    // Read username and password
+                    pnfUsername = sKafkaMessageRootNode.at("/event/pnfRegistrationFields/additionalFields/username")
+                            .textValue();
+                    pnfPasswd = sKafkaMessageRootNode.at("/event/pnfRegistrationFields/additionalFields/password")
+                            .textValue();
+                } else {
+                    // log warning - Unknown protocol
+                    LOG.warn("Only SSH and TLS protocols supported. Protocol specified in VES message is - {}",
+                            pnfCommProtocol, ". Defaulting to SSH");
+                    pnfCommProtocol = DEFAULT_PROTOCOL;
+                    pnfCommPort = DEFAULT_PORT;
+                    pnfUsername = DEFAULT_USERNAME;
+                    pnfPasswd = DEFAULT_PASSWORD;
+                }
+            } else {
+                LOG.warn("Protocol not specified in VES message, Defaulting to SSH");
+                pnfCommProtocol = DEFAULT_PROTOCOL;
+                pnfCommPort = DEFAULT_PORT;
+                pnfUsername = DEFAULT_USERNAME;
+                pnfPasswd = DEFAULT_PASSWORD;
+            }
+
+            LOG.debug(
+                    "PNF Fields - ID - {} : IP Address - {} : Protocol - {} : TLS Key ID - {} : User - {} : Port - {}",
+                    pnfId, pnfIPAddress, pnfCommProtocol, pnfKeyId, pnfUsername, pnfCommPort);
+
+            String baseUrl = getBaseUrl();
+            String sdnrUser = getSDNRUser();
+            String sdnrPasswd = getSDNRPasswd();
+
+            if (hasNullInRequiredField(pnfId, pnfIPAddress, pnfCommPort, pnfCommProtocol, pnfUsername)) {
+                LOG.warn("One of the mandatory fields has a null value - pnfId = {} : pnfIPAddress = {} : " +
+                         "pnfCommProtocol = {} : pnfUsername {} : pnfCommPort {} - not invoking mountpoint creation",
+                          pnfId, pnfIPAddress, pnfCommProtocol, pnfUsername, pnfCommPort);
+                return;
+            }
+
+            Map<String, String> payloadMap = PNFMountPointClient.createPNFNotificationPayloadMap(pnfId, pnfIPAddress,
+                    pnfCommPort, pnfCommProtocol, pnfUsername, pnfPasswd, pnfKeyId);
+
+            PNFMountPointClient mountPointClient = new PNFMountPointClient(baseUrl);
+            LOG.debug("Setting RESTConf Authorization values - {} : {}", sdnrUser, sdnrPasswd);
+            mountPointClient.setAuthorization(sdnrUser, sdnrPasswd);
+            String message = mountPointClient.prepareMessageFromPayloadMap(payloadMap);
+            mountPointClient.sendNotification(message);
+
+        } catch (IOException e) {
+            LOG.info("Cannot parse json object, ignoring the received PNF Registration VES Message. Reason: {}",
+                    e.getMessage());
+        }
+    }
+
+    private boolean hasNullInRequiredField(String pnfId, String pnfIPAddress, String pnfCommPort,
+                                           String pnfCommProtocol, String pnfUsername) {
+
+        return pnfId == null || pnfIPAddress == null || pnfCommProtocol == null ||
+                pnfCommPort == null || pnfUsername == null;
+    }
+
+    private String getPNFIPAddress(JsonNode sKafkaMessageRootNode) {
+        String ipAddress = sKafkaMessageRootNode.at("/event/pnfRegistrationFields/oamV6IpAddress").textValue();
+        if (ipAddress != null && ipAddress != "")
+            return ipAddress;
+
+        ipAddress = sKafkaMessageRootNode.at("/event/pnfRegistrationFields/oamV4IpAddress").textValue();
+        if (ipAddress != null && ipAddress != "")
+            return ipAddress;
+
+        return null;
+    }
+
+}