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/*-
* ============LICENSE_START=======================================================
* PROJECT
* ================================================================================
* 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.dcae.commonFunction;
import java.io.FileNotFoundException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.FileReader;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
import com.google.gson.JsonArray;
import com.google.gson.JsonElement;
import com.google.gson.JsonIOException;
import com.google.gson.JsonObject;
import com.google.gson.JsonParser;
import com.google.gson.JsonSyntaxException;
public class DmaapPropertyReader {
private static final String HOST_URL = " HOST-URL:";
private static final String TOPIC = "TOPIC:";
private static final String CAMBRIA_URL = "cambria.url";
private static final String CAMBRIA_HOSTS = "cambria.hosts";
private static final String PWD = " PWD:";
private static final String USER = " USER:";
private static final String BASIC_AUTH_PASSWORD = "basicAuthPassword";
private static final String BASIC_AUTH_USER_NAME = "basicAuthUsername";
private static DmaapPropertyReader instance = null;
private static final Logger log = LoggerFactory.getLogger(DmaapPropertyReader.class);
public HashMap<String, String> dmaap_hash = new HashMap<>();
public DmaapPropertyReader(String CambriaConfigFile) {
FileReader fr = null;
try {
JsonElement root = null;
fr = new FileReader(CambriaConfigFile);
root = new JsonParser().parse(fr);
// Check if dmaap config is handled by legacy controller/service
// manager
if (root.getAsJsonObject().has("channels")) {
JsonArray jsonObject = (JsonArray) root.getAsJsonObject().get("channels");
for (int i = 0; i < jsonObject.size(); i++) {
log.debug(TOPIC + jsonObject.get(i).getAsJsonObject().get("cambria.topic") + HOST_URL
+ jsonObject.get(i).getAsJsonObject().get(CAMBRIA_URL) + " HOSTS:"
+ jsonObject.get(i).getAsJsonObject().get(CAMBRIA_HOSTS) + PWD
+ jsonObject.get(i).getAsJsonObject().get(BASIC_AUTH_PASSWORD) + USER
+ jsonObject.get(i).getAsJsonObject().get(BASIC_AUTH_USER_NAME) + " NAME:"
+ jsonObject.get(i).getAsJsonObject().get("name"));
String convertedname = jsonObject.get(i).getAsJsonObject().get("name").toString().replace("\"", "");
dmaap_hash.put(convertedname + ".cambria.topic",
jsonObject.get(i).getAsJsonObject().get("cambria.topic").toString().replace("\"", ""));
if (jsonObject.get(i).getAsJsonObject().get(CAMBRIA_HOSTS) != null) {
dmaap_hash.put(convertedname + ".cambria.hosts",
jsonObject.get(i).getAsJsonObject().get(CAMBRIA_HOSTS).toString().replace("\"", ""));
}
if (jsonObject.get(i).getAsJsonObject().get(CAMBRIA_URL) != null) {
dmaap_hash.put(convertedname + ".cambria.url",
jsonObject.get(i).getAsJsonObject().get(CAMBRIA_URL).toString().replace("\"", ""));
}
if (jsonObject.get(i).getAsJsonObject().get(BASIC_AUTH_PASSWORD) != null) {
dmaap_hash.put(convertedname + ".basicAuthPassword", jsonObject.get(i).getAsJsonObject()
.get(BASIC_AUTH_PASSWORD).toString().replace("\"", ""));
}
if (jsonObject.get(i).getAsJsonObject().get(BASIC_AUTH_USER_NAME) != null) {
dmaap_hash.put(convertedname + ".basicAuthUsername", jsonObject.get(i).getAsJsonObject()
.get(BASIC_AUTH_USER_NAME).toString().replace("\"", ""));
}
}
} else {
// Handing new format from controllergen2/config_binding_service
JsonObject jsonObject = root.getAsJsonObject();
Set<Map.Entry<String, JsonElement>> entries = jsonObject.entrySet();
for (Map.Entry<String, JsonElement> entry : entries) {
JsonElement topicurl = entry.getValue().getAsJsonObject().get("dmaap_info").getAsJsonObject()
.get("topic_url");
String[] urlParts = dmaapUrlSplit(topicurl.toString().replace("\"", ""));
String mrTopic = null;
String mrUrl = null;
String[] hostport = null;
String username = null;
String userpwd = null;
try {
if (null != urlParts) {
mrUrl = urlParts[2];
// DCAE internal dmaap topic convention
if ("events".equals(urlParts[3])) {
mrTopic = urlParts[4];
} else {
// ONAP dmaap topic convention
mrTopic = urlParts[3];
hostport = mrUrl.split(":");
}
}
} catch (NullPointerException e) {
System.out.println("NullPointerException");
e.getMessage();
}
if (entry.getValue().getAsJsonObject().has("aaf_username")) {
username = entry.getValue().getAsJsonObject().get("aaf_username").toString().replace("\"", "");
}
if (entry.getValue().getAsJsonObject().has("aaf_password")) {
userpwd = entry.getValue().getAsJsonObject().get("aaf_password").toString().replace("\"", "");
}
if (hostport == null) {
log.debug(TOPIC + mrTopic + HOST_URL + mrUrl + PWD + userpwd + USER + username);
} else {
log.debug(TOPIC + mrTopic + HOST_URL + mrUrl + " HOSTS:" + hostport[0] + PWD
+ userpwd + USER + username + " NAME:" + entry.getKey());
}
dmaap_hash.put(entry.getKey() + ".cambria.topic", mrTopic);
if (!(hostport == null)) {
dmaap_hash.put(entry.getKey() + ".cambria.hosts", hostport[0]);
}
if (!(mrUrl == null)) {
dmaap_hash.put(entry.getKey() + ".cambria.url", mrUrl);
}
if (!(username == null)) {
dmaap_hash.put(entry.getKey() + ".basicAuthUsername", username);
}
if (!(userpwd == null)) {
dmaap_hash.put(entry.getKey() + ".basicAuthPassword", userpwd);
}
}
}
} catch (JsonIOException | JsonSyntaxException |
FileNotFoundException e1) {
e1.printStackTrace();
log.error("Problem loading Dmaap Channel configuration file: " + e1.toString());
} finally {
if (fr != null) {
try {
fr.close();
} catch (IOException e) {
log.error("Error closing file reader stream : " + e.toString());
}
}
}
}
/***
* Dmaap url structure pub - https://<dmaaphostname>:<port>/events/
* <namespace>.<dmaapcluster>.<topic>, sub - https://<dmaaphostname>:
* <port>/events/<namespace>.<dmaapcluster>.<topic>/G1/u1";
*
* Onap url structure pub - http://<dmaaphostname>:<port>/<unauthenticated>.
* <topic>,
*/
private String[] dmaapUrlSplit(String dmUrl) {
String[] multUrls = dmUrl.split(",");
StringBuffer newUrls = new StringBuffer();
String[] urlParts = null;
for (int i = 0; i < multUrls.length; i++) {
urlParts = multUrls[i].split("/");
if (i == 0) {
newUrls = newUrls.append(urlParts[2]);
} else {
newUrls = newUrls.append(",").append(urlParts[2]);
}
}
return urlParts;
}
public static synchronized DmaapPropertyReader getInstance(String channelConfig) {
if (instance == null) {
instance = new DmaapPropertyReader(channelConfig);
}
return instance;
}
public String getKeyValue(String hashKey) {
return this.dmaap_hash.get(hashKey);
}
}
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