Commit 201f5ade authored by Spiros Koulouzis's avatar Spiros Koulouzis

implement caller for new provisioner

parent 1035ba0c
...@@ -20,6 +20,13 @@ ...@@ -20,6 +20,13 @@
<artifactId>drip-provisioning-core</artifactId> <artifactId>drip-provisioning-core</artifactId>
<version>1.0-SNAPSHOT</version> <version>1.0-SNAPSHOT</version>
</dependency> </dependency>
<dependency>
<groupId>nl.uva.sne.drip</groupId>
<artifactId>drip-provisioning-agent</artifactId>
<version>1.0-SNAPSHOT</version>
</dependency>
<dependency> <dependency>
......
...@@ -19,6 +19,7 @@ import com.rabbitmq.client.AMQP; ...@@ -19,6 +19,7 @@ import com.rabbitmq.client.AMQP;
import com.rabbitmq.client.Channel; import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection; import com.rabbitmq.client.Connection;
import com.rabbitmq.client.ConnectionFactory; import com.rabbitmq.client.ConnectionFactory;
import com.rabbitmq.client.DefaultConsumer;
import java.io.FileInputStream; import java.io.FileInputStream;
import java.io.IOException; import java.io.IOException;
import java.io.InputStream; import java.io.InputStream;
...@@ -34,7 +35,7 @@ import java.util.logging.Logger; ...@@ -34,7 +35,7 @@ import java.util.logging.Logger;
*/ */
public class RPCServer { public class RPCServer {
private static final String RPC_QUEUE_NAME = "provisioner_queue"; private static String RPC_QUEUE_NAME = "provisioner_queue_v1";
private static String HOST = "127.0.0.1"; private static String HOST = "127.0.0.1";
public static void main(String[] argv) { public static void main(String[] argv) {
...@@ -55,7 +56,9 @@ public class RPCServer { ...@@ -55,7 +56,9 @@ public class RPCServer {
} }
} }
HOST = prop.getProperty("rabbitmq.host", "127.0.0.1"); HOST = prop.getProperty("rabbitmq.host", "127.0.0.1");
RPC_QUEUE_NAME = prop.getProperty("rpc.queue.name", "provisioner_queue_v1");
Logger.getLogger(RPCServer.class.getName()).log(Level.INFO, MessageFormat.format("rabbitmq.host: {0}", HOST)); Logger.getLogger(RPCServer.class.getName()).log(Level.INFO, MessageFormat.format("rabbitmq.host: {0}", HOST));
Logger.getLogger(RPCServer.class.getName()).log(Level.INFO, MessageFormat.format("rpc.queue.name: {0}", RPC_QUEUE_NAME));
start(); start();
} }
...@@ -70,8 +73,13 @@ public class RPCServer { ...@@ -70,8 +73,13 @@ public class RPCServer {
Channel channel = connection.createChannel(); Channel channel = connection.createChannel();
//We define the queue name //We define the queue name
channel.queueDeclare(RPC_QUEUE_NAME, false, false, false, null); channel.queueDeclare(RPC_QUEUE_NAME, false, false, false, null);
//Set our own customized consummer DefaultConsumer c;
Consumer c = new Consumer(channel); if (RPC_QUEUE_NAME.endsWith("v0")) {
c = new nl.uva.sne.drip.drip.provisioner.v0.Consumer(channel);
} else {
c = new nl.uva.sne.drip.drip.provisioner.v1.Consumer(channel);
}
//Start listening for messages //Start listening for messages
channel.basicConsume(RPC_QUEUE_NAME, false, c); channel.basicConsume(RPC_QUEUE_NAME, false, c);
......
/*
* Copyright 2017 S. Koulouzis, Wang Junchao, Huan Zhou, Yang Hu
*
* 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.
*/
package nl.uva.sne.drip.drip.provisioner.utils;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.PrintWriter;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
/**
*
* @author S. Koulouzis
*/
public class MessageParsing {
public static File getTopology(JSONArray parameters, String tempInputDirPath, int level) throws JSONException, IOException {
for (int i = 0; i < parameters.length(); i++) {
JSONObject param = (JSONObject) parameters.get(i);
String name = (String) param.get("name");
if (name.equals("topology")) {
JSONObject attributes = param.getJSONObject("attributes");
int fileLevel = Integer.valueOf((String) attributes.get("level"));
if (fileLevel == level) {
String originalFilename = (String) attributes.get("filename");
String fileName = "";
// String[] parts = originalFilename.split("_");
// String prefix = "";
// //Clear date part form file name
// if (isNumeric(parts[0])) {
// for (int j = 1; j < parts.length; j++) {
// fileName += prefix + parts[j];
// prefix = "_";
// }
// } else {
fileName = originalFilename;
// }
File topologyFile = new File(tempInputDirPath + File.separator + fileName);
topologyFile.createNewFile();
String val = (String) param.get("value");
writeValueToFile(val, topologyFile);
return topologyFile;
}
}
}
return null;
}
public static void writeValueToFile(String value, File file) throws FileNotFoundException {
try (PrintWriter out = new PrintWriter(file)) {
out.print(value);
}
if (!file.exists() || file.length() < value.getBytes().length) {
throw new FileNotFoundException("File " + file.getAbsolutePath() + " doesn't exist or contents are missing ");
}
}
}
...@@ -13,7 +13,7 @@ ...@@ -13,7 +13,7 @@
* See the License for the specific language governing permissions and * See the License for the specific language governing permissions and
* limitations under the License. * limitations under the License.
*/ */
package nl.uva.sne.drip.drip.provisioner; package nl.uva.sne.drip.drip.provisioner.v0;
import com.rabbitmq.client.AMQP; import com.rabbitmq.client.AMQP;
import com.rabbitmq.client.Channel; import com.rabbitmq.client.Channel;
...@@ -27,7 +27,6 @@ import java.io.FileOutputStream; ...@@ -27,7 +27,6 @@ import java.io.FileOutputStream;
import java.io.FileReader; import java.io.FileReader;
import java.io.FileWriter; import java.io.FileWriter;
import java.io.IOException; import java.io.IOException;
import java.io.PrintWriter;
import java.nio.file.Files; import java.nio.file.Files;
import java.nio.file.Paths; import java.nio.file.Paths;
import java.nio.file.attribute.PosixFilePermission; import java.nio.file.attribute.PosixFilePermission;
...@@ -40,6 +39,7 @@ import java.util.Properties; ...@@ -40,6 +39,7 @@ import java.util.Properties;
import java.util.Set; import java.util.Set;
import java.util.logging.Level; import java.util.logging.Level;
import java.util.logging.Logger; import java.util.logging.Logger;
import nl.uva.sne.drip.drip.provisioner.utils.MessageParsing;
import org.apache.commons.io.FileUtils; import org.apache.commons.io.FileUtils;
import org.apache.commons.io.FilenameUtils; import org.apache.commons.io.FilenameUtils;
import org.json.JSONArray; import org.json.JSONArray;
...@@ -161,12 +161,12 @@ public class Consumer extends DefaultConsumer { ...@@ -161,12 +161,12 @@ public class Consumer extends DefaultConsumer {
geniConfFile = cloudConfFile; geniConfFile = cloudConfFile;
} }
File topologyFile = getTopology(parameters, tempInputDirPath, 0); File topologyFile = MessageParsing.getTopology(parameters, tempInputDirPath, 0);
File mainTopologyFile = new File(tempInputDirPath + "topology_main"); File mainTopologyFile = new File(tempInputDirPath + "topology_main");
FileUtils.moveFile(topologyFile, mainTopologyFile); FileUtils.moveFile(topologyFile, mainTopologyFile);
mainTopologyPath = mainTopologyFile.getAbsolutePath(); mainTopologyPath = mainTopologyFile.getAbsolutePath();
topologyFile = getTopology(parameters, tempInputDirPath, 1); topologyFile = MessageParsing.getTopology(parameters, tempInputDirPath, 1);
File secondaryTopologyFile = new File(tempInputDirPath + File.separator + topologyFile.getName() + ".yml"); File secondaryTopologyFile = new File(tempInputDirPath + File.separator + topologyFile.getName() + ".yml");
String outputFilePath = tempInputDirPath + File.separator + topologyFile.getName() + "_provisioned.yml"; String outputFilePath = tempInputDirPath + File.separator + topologyFile.getName() + "_provisioned.yml";
TopologyElement x = new TopologyElement(); TopologyElement x = new TopologyElement();
...@@ -365,15 +365,6 @@ public class Consumer extends DefaultConsumer { ...@@ -365,15 +365,6 @@ public class Consumer extends DefaultConsumer {
return jo.toString(); return jo.toString();
} }
private void writeValueToFile(String value, File file) throws FileNotFoundException {
try (PrintWriter out = new PrintWriter(file)) {
out.print(value);
}
if (!file.exists() || file.length() < value.getBytes().length) {
throw new FileNotFoundException("File " + file.getAbsolutePath() + " doesn't exist or contents are missing ");
}
}
private File getCloudConfigurationFile(JSONArray parameters, String tempInputDirPath) throws JSONException { private File getCloudConfigurationFile(JSONArray parameters, String tempInputDirPath) throws JSONException {
for (int i = 0; i < parameters.length(); i++) { for (int i = 0; i < parameters.length(); i++) {
JSONObject param = (JSONObject) parameters.get(i); JSONObject param = (JSONObject) parameters.get(i);
...@@ -382,7 +373,7 @@ public class Consumer extends DefaultConsumer { ...@@ -382,7 +373,7 @@ public class Consumer extends DefaultConsumer {
try { try {
File confFile = new File(tempInputDirPath + File.separator + name); File confFile = new File(tempInputDirPath + File.separator + name);
if (confFile.createNewFile()) { if (confFile.createNewFile()) {
writeValueToFile((String) param.get("value"), confFile); MessageParsing.writeValueToFile((String) param.get("value"), confFile);
return confFile; return confFile;
} else { } else {
return null; return null;
...@@ -396,39 +387,6 @@ public class Consumer extends DefaultConsumer { ...@@ -396,39 +387,6 @@ public class Consumer extends DefaultConsumer {
return null; return null;
} }
private File getTopology(JSONArray parameters, String tempInputDirPath, int level) throws JSONException, IOException {
for (int i = 0; i < parameters.length(); i++) {
JSONObject param = (JSONObject) parameters.get(i);
String name = (String) param.get("name");
if (name.equals("topology")) {
JSONObject attributes = param.getJSONObject("attributes");
int fileLevel = Integer.valueOf((String) attributes.get("level"));
if (fileLevel == level) {
String originalFilename = (String) attributes.get("filename");
String fileName = "";
// String[] parts = originalFilename.split("_");
// String prefix = "";
// //Clear date part form file name
// if (isNumeric(parts[0])) {
// for (int j = 1; j < parts.length; j++) {
// fileName += prefix + parts[j];
// prefix = "_";
// }
// } else {
fileName = originalFilename;
// }
File topologyFile = new File(tempInputDirPath + File.separator + fileName);
topologyFile.createNewFile();
String val = (String) param.get("value");
writeValueToFile(val, topologyFile);
return topologyFile;
}
}
}
return null;
}
private Map<String, File> getCertificates(JSONArray parameters, String tempInputDirPath) throws JSONException, IOException { private Map<String, File> getCertificates(JSONArray parameters, String tempInputDirPath) throws JSONException, IOException {
Map<String, File> files = new HashMap<>(); Map<String, File> files = new HashMap<>();
for (int i = 0; i < parameters.length(); i++) { for (int i = 0; i < parameters.length(); i++) {
...@@ -439,7 +397,7 @@ public class Consumer extends DefaultConsumer { ...@@ -439,7 +397,7 @@ public class Consumer extends DefaultConsumer {
String fileName = (String) attribute.get("filename"); String fileName = (String) attribute.get("filename");
File certificate = new File(tempInputDirPath + File.separator + fileName + ".pem"); File certificate = new File(tempInputDirPath + File.separator + fileName + ".pem");
if (certificate.createNewFile()) { if (certificate.createNewFile()) {
writeValueToFile((String) param.get("value"), certificate); MessageParsing.writeValueToFile((String) param.get("value"), certificate);
Set<PosixFilePermission> perms = new HashSet<>(); Set<PosixFilePermission> perms = new HashSet<>();
perms.add(PosixFilePermission.OWNER_READ); perms.add(PosixFilePermission.OWNER_READ);
Files.setPosixFilePermissions(Paths.get(certificate.getAbsolutePath()), perms); Files.setPosixFilePermissions(Paths.get(certificate.getAbsolutePath()), perms);
...@@ -469,7 +427,7 @@ public class Consumer extends DefaultConsumer { ...@@ -469,7 +427,7 @@ public class Consumer extends DefaultConsumer {
String sshKeyContent = (String) param.get("value"); String sshKeyContent = (String) param.get("value");
File sshKeyFile = new File(tempInputDirPath + File.separator + "user.pem"); File sshKeyFile = new File(tempInputDirPath + File.separator + "user.pem");
if (sshKeyFile.createNewFile()) { if (sshKeyFile.createNewFile()) {
writeValueToFile(sshKeyContent, sshKeyFile); MessageParsing.writeValueToFile(sshKeyContent, sshKeyFile);
return sshKeyFile; return sshKeyFile;
} }
} }
...@@ -485,7 +443,7 @@ public class Consumer extends DefaultConsumer { ...@@ -485,7 +443,7 @@ public class Consumer extends DefaultConsumer {
String scriptContent = (String) param.get("value"); String scriptContent = (String) param.get("value");
File scriptFile = new File(tempInputDirPath + File.separator + "guiscipt.sh"); File scriptFile = new File(tempInputDirPath + File.separator + "guiscipt.sh");
if (scriptFile.createNewFile()) { if (scriptFile.createNewFile()) {
writeValueToFile(scriptContent, scriptFile); MessageParsing.writeValueToFile(scriptContent, scriptFile);
return scriptFile; return scriptFile;
} }
} }
...@@ -493,8 +451,4 @@ public class Consumer extends DefaultConsumer { ...@@ -493,8 +451,4 @@ public class Consumer extends DefaultConsumer {
return null; return null;
} }
private static boolean isNumeric(String str) {
return str.matches("-?\\d+(\\.\\d+)?");
}
} }
/*
* Copyright 2017 S. Koulouzis, Wang Junchao, Huan Zhou, Yang Hu
*
* 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.
*/
package nl.uva.sne.drip.drip.provisioner.v1;
import com.rabbitmq.client.AMQP;
import com.rabbitmq.client.Channel;
import com.rabbitmq.client.DefaultConsumer;
import com.rabbitmq.client.Envelope;
import commonTool.CommonTool;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.logging.Level;
import java.util.logging.Logger;
import nl.uva.sne.drip.drip.provisioner.utils.MessageParsing;
import org.apache.commons.io.FileUtils;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import provisioning.credential.EC2Credential;
import provisioning.credential.EGICredential;
import provisioning.credential.SSHKeyPair;
import provisioning.credential.UserCredential;
import provisioning.database.EGI.EGIDatabase;
import provisioning.database.UserDatabase;
import provisioning.engine.TEngine.TEngine;
import topologyAnalysis.TopologyAnalysisMain;
/**
*
* This is an example of a Message consumer
*
*
* @author H. Zhou, S. Koulouzis
*/
public class Consumer extends DefaultConsumer {
private final Channel channel;
Map<String, String> em = new HashMap<>();
public Consumer(Channel channel) throws IOException {
super(channel);
this.channel = channel;
em.put("Virginia", "ec2.us-east-1.amazonaws.com");
em.put("California", "ec2.us-west-1.amazonaws.com");
em.put("Oregon", "ec2.us-west-2.amazonaws.com");
em.put("Mumbai", "ec2.ap-south-1.amazonaws.com");
em.put("Singapore", "ec2.ap-southeast-1.amazonaws.com");
em.put("Seoul", "ec2.ap-northeast-2.amazonaws.com");
em.put("Sydney", "ec2.ap-southeast-2.amazonaws.com");
em.put("Tokyo", "ec2.ap-northeast-1.amazonaws.com");
em.put("Frankfurt", "ec2.eu-central-1.amazonaws.com");
em.put("Ireland", "ec2.eu-west-1.amazonaws.com");
em.put("Paulo", "ec2.sa-east-1.amazonaws.com");
}
@Override
public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties, byte[] body) throws IOException {
//Create the reply properties which tells us where to reply, and which id to use.
//No need to change anything here
AMQP.BasicProperties replyProps = new AMQP.BasicProperties.Builder()
.correlationId(properties.getCorrelationId())
.build();
String response = "";
try {
//The queue only moves bytes so we need to convert them to stting
String message = new String(body, "UTF-8");
String tempInputDirPath = System.getProperty("java.io.tmpdir") + File.separator + "Input-" + Long.toString(System.nanoTime()) + File.separator;
File tempInputDir = new File(tempInputDirPath);
if (!(tempInputDir.mkdirs())) {
throw new FileNotFoundException("Could not create input directory: " + tempInputDir.getAbsolutePath());
}
invokeProvisioner(message, tempInputDirPath);
TopologyAnalysisMain topLevelTopology = null;
response = generateResponse(topLevelTopology);
} catch (Throwable ex) {
try {
response = generateExeptionResponse(ex);
Logger.getLogger(Consumer.class.getName()).log(Level.SEVERE, null, ex);
} catch (JSONException ex1) {
response = "{\"creationDate\": " + System.currentTimeMillis()
+ ",\"parameters\": [{\"url\": null,\"encoding\": UTF-8,"
+ "\"value\": \"" + ex.getMessage() + "\",\"name\": \""
+ ex.getClass().getName() + "\",\"attributes\": null}]}";
}
} finally {
Logger.getLogger(Consumer.class.getName()).log(Level.INFO, "Sending Response: {0}", response);
//We send the response back. No need to change anything here
channel.basicPublish("", properties.getReplyTo(), replyProps, response.getBytes("UTF-8"));
channel.basicAck(envelope.getDeliveryTag(), false);
}
}
private void invokeProvisioner(String message, String tempInputDirPath) throws IOException, JSONException, Exception {
//Use the Jackson API to convert json to Object
JSONObject jo = new JSONObject(message);
JSONArray parameters = jo.getJSONArray("parameters");
startTopology(parameters, tempInputDirPath);
}
private void startTopology(JSONArray parameters, String tempInputDirPath) throws Exception {
String topTopologyLoadingPath = "ES/EGI/zh_all_test.yml";
File topologyFile = MessageParsing.getTopology(parameters, tempInputDirPath, 0);
File mainTopologyFile = new File(tempInputDirPath + "topology_main");
FileUtils.moveFile(topologyFile, mainTopologyFile);
topTopologyLoadingPath = mainTopologyFile.getAbsolutePath();
//load 2nd level in same folder
topologyFile = MessageParsing.getTopology(parameters, tempInputDirPath, 1);
File secondaryTopologyFile = new File(tempInputDirPath + File.separator + topologyFile.getName() + ".yml");
String outputFilePath = tempInputDirPath + File.separator + topologyFile.getName() + "_provisioned.yml";
FileUtils.moveFile(topologyFile, secondaryTopologyFile);
System.exit(-1);
String currentDir = CommonTool.getPathDir(topTopologyLoadingPath);
TopologyAnalysisMain tam = new TopologyAnalysisMain(topTopologyLoadingPath);
if (!tam.fullLoadWholeTopology()) {
throw new Exception("sth wrong!");
}
////Initial credentials and ssh key pairs
UserCredential userCredential = new UserCredential();
EC2Credential ec2Credential = new EC2Credential();
ec2Credential.accessKey = "23332323wer";
ec2Credential.secretKey = "fdfsdffdfsdf";
EGICredential egiCredential = new EGICredential();
egiCredential.proxyFilePath = "/tmp/x509up_u0";
egiCredential.trustedCertPath = "/etc/grid-security/certificates";
if (userCredential.cloudAccess == null) {
userCredential.cloudAccess = new HashMap<>();
}
userCredential.cloudAccess.put("ec2", ec2Credential);
userCredential.cloudAccess.put("egi", egiCredential);
ArrayList<SSHKeyPair> sshKeyPairs = userCredential.loadSSHKeyPairFromFile(currentDir);
if (sshKeyPairs == null) {
throw new NullPointerException("ssh key pairs are null");
}
if (sshKeyPairs.isEmpty()) {
throw new IOException("No ssh key pair is loaded!");
} else if (!userCredential.initial(sshKeyPairs, tam.wholeTopology)) {
throw new IOException("ssh key pair initilaziation error");
}
///Initial Database
UserDatabase userDatabase = new UserDatabase();
EGIDatabase egiDatabase = new EGIDatabase();
egiDatabase.loadDomainInfoFromFile(currentDir + "EGI_Domain_Info");
/*EC2Database ec2Database = new EC2Database();
ec2Database.loadDomainFromFile(currentDir+"domains");
ec2Database.loadAmiFromFile(currentDir+"OS_Domain_AMI");*/
if (userDatabase.databases == null) {
userDatabase.databases = new HashMap<>();
}
//userDatabase.databases.put("ec2", ec2Database);
userDatabase.databases.put("egi", egiDatabase);
/*ProvisionRequest pq = new ProvisionRequest();
pq.topologyName = "ec2_zh_b";
ArrayList<ProvisionRequest> provisionReqs = new ArrayList<ProvisionRequest>();
provisionReqs.add(pq);*/
TEngine tEngine = new TEngine();
//tEngine.provision(tam.wholeTopology, userCredential, userDatabase, provisionReqs);
tEngine.provisionAll(tam.wholeTopology, userCredential, userDatabase);
//For deployment parameters
String userName = tam.wholeTopology.topologies.get(0).subTopology.getVMsinSubClass().get(0).defaultSSHAccount;
String ip = tam.wholeTopology.topologies.get(0).subTopology.getVMsinSubClass().get(0).publicAddress;
String vmRole = tam.wholeTopology.topologies.get(0).subTopology.getVMsinSubClass().get(0).role;
String curDir = CommonTool.getPathDir(tam.wholeTopology.loadingPath);
String accessKeyPath = curDir + File.separator + tam.wholeTopology.topologies.get(0).subTopology.accessKeyPair.SSHKeyPairId + File.separator + "id_rsa";
}
private String generateResponse(TopologyAnalysisMain topMain) throws JSONException, IOException {
//Use the JSONObject API to convert Object (Message) to json
JSONObject jo = new JSONObject();
jo.put("creationDate", (System.currentTimeMillis()));
List parameters = new ArrayList();
String charset = "UTF-8";
if (topMain == null) {
Map<String, String> fileArguments = new HashMap<>();
fileArguments.put("encoding", charset);
fileArguments.put("name", "ERROR");
fileArguments.put("value", "Some error with input messages!");
parameters.add(fileArguments);
} else {
Map<String, String> fileArguments = new HashMap<>();
fileArguments.put("encoding", charset);
Map<String, String> topMap = topMain.generateUserOutputs();
fileArguments.put("name", "topLevel");
fileArguments.put("value", new String(topMap.get("topLevel").getBytes(), charset));
Set<String> set = topMap.keySet();
for (String totplogyName : set) {
if (!totplogyName.equals("topLevel")) {
topMap.get(totplogyName);
}
}
}
jo.put("parameters", parameters);
return jo.toString();
}
private String generateExeptionResponse(Throwable ex) throws JSONException {
JSONObject jo = new JSONObject();
jo.put("creationDate", (System.currentTimeMillis()));
List parameters = new ArrayList();
String charset = "UTF-8";
Map<String, String> errorArgument = new HashMap<>();
errorArgument.put("encoding", charset);
errorArgument.put("name", ex.getClass().getName());
errorArgument.put("value", ex.getMessage());
parameters.add(errorArgument);
jo.put("parameters", parameters);
return jo.toString();
}
private void writeValueToFile(String value, File file) throws FileNotFoundException {
try (PrintWriter out = new PrintWriter(file)) {
out.print(value);
}
if (!file.exists() || file.length() < value.getBytes().length) {
throw new FileNotFoundException("File " + file.getAbsolutePath() + " doesn't exist or contents are missing ");
}
}
}
rabbitmq.host=127.0.0.1 rabbitmq.host=127.0.0.1
rpc.queue.name=provisioner_queue_v1
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