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/*-
* ============LICENSE_START=======================================================
* openECOMP : SDN-C
* ================================================================================
* Copyright (C) 2017 AT&T 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.sli.northbound.dmaapclient;
import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.Authenticator;
import java.net.HttpURLConnection;
import java.net.PasswordAuthentication;
import java.net.URL;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import javax.net.ssl.HostnameVerifier;
import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SSLSession;
import org.apache.commons.codec.binary.Base64;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ObjectNode;
public class SdncFlatJsonDmaapConsumer extends SdncDmaapConsumer {
private static final Logger LOG = LoggerFactory
.getLogger(SdncFlatJsonDmaapConsumer.class);
private static final String DMAAPLISTENERROOT = "DMAAPLISTENERROOT";
private static final String SDNC_ENDPOINT = "SDNC.endpoint";
@Override
public void processMsg(String msg) throws InvalidMessageException {
processMsg(msg, null);
}
public void processMsg(String msg, String mapDirName) throws InvalidMessageException {
if (msg == null) {
throw new InvalidMessageException("Null message");
}
ObjectMapper oMapper = new ObjectMapper();
JsonNode instarRootNode = null;
ObjectNode sdncRootNode = null;
String instarMsgName = null;
try {
instarRootNode = oMapper.readTree(msg);
} catch (Exception e) {
throw new InvalidMessageException("Cannot parse json object", e);
}
Iterator<Map.Entry<String, JsonNode>> instarFields = instarRootNode.fields();
while (instarFields.hasNext()) {
Map.Entry<String, JsonNode> entry = instarFields.next();
instarMsgName = entry.getKey();
instarRootNode = entry.getValue();
break;
}
Map<String,String> fieldMap = loadMap(instarMsgName, mapDirName);
if (fieldMap == null) {
throw new InvalidMessageException("Unable to process message - cannot load field mappings");
}
if (!fieldMap.containsKey(SDNC_ENDPOINT)) {
throw new InvalidMessageException("No SDNC endpoint known for message "+instarMsgName);
}
String sdncEndpoint = fieldMap.get(SDNC_ENDPOINT);
sdncRootNode = oMapper.createObjectNode();
ObjectNode inputNode = oMapper.createObjectNode();
for (String fromField : fieldMap.keySet()) {
if (!SDNC_ENDPOINT.equals(fromField)) {
JsonNode curNode = instarRootNode.get(fromField);
if (curNode != null) {
String fromValue = curNode.textValue();
inputNode.put(fieldMap.get(fromField), fromValue);
}
}
}
sdncRootNode.put("input", inputNode);
try {
String rpcMsgbody = oMapper.writeValueAsString(sdncRootNode);
String odlUrlBase = getProperty("sdnc.odl.url-base");
String odlUser = getProperty("sdnc.odl.user");
String odlPassword = getProperty("sdnc.odl.password");
if ((odlUrlBase != null) && (odlUrlBase.length() > 0)) {
SdncOdlConnection conn = SdncOdlConnection.newInstance(odlUrlBase + sdncEndpoint, odlUser, odlPassword);
conn.send("POST", "application/json", rpcMsgbody);
} else {
LOG.info("POST message body would be:\n"+rpcMsgbody);
}
} catch (Exception e) {
}
}
private Map<String,String> loadMap(String msgType, String mapDirName) {
Map<String, String> results = new HashMap<String, String>();
if (mapDirName == null) {
String rootdir = System.getenv(DMAAPLISTENERROOT);
if ((rootdir == null) || (rootdir.length() == 0)) {
rootdir = "/opt/app/dmaap-listener";
}
mapDirName = rootdir + "/lib";
}
String mapFilename = mapDirName + "/" + msgType + ".map";
File mapFile = new File(mapFilename);
if (!mapFile.canRead()) {
LOG.error("Cannot read map file ("+mapFilename+")");
return(null);
}
try {
BufferedReader mapReader = new BufferedReader(new FileReader(mapFile));
String curLine = null;
while ((curLine = mapReader.readLine()) != null) {
curLine = curLine.trim();
if ((curLine.length() > 0) && (!curLine.startsWith("#"))) {
if (curLine.contains("=>")) {
String[] entry = curLine.split("=>");
if (entry.length == 2) {
results.put(entry[0].trim(), entry[1].trim());
}
}
}
}
mapReader.close();
} catch (Exception e) {
LOG.error("Caught exception reading map "+mapFilename, e);
return(null);
}
return(results);
}
}
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