@Override
public void onReceive(Object message) throws Exception {
if (message instanceof EtlJobMessage) {
EtlJobMessage msg = (EtlJobMessage) message;
try {
Properties props = EtlJobPropertyDao.getJobProperties(msg.getEtlJobName(), msg.getRefId());
Properties whProps = EtlJobPropertyDao.getWherehowsProperties();
props.putAll(whProps);
EtlJobDao.startRun(msg.getWhEtlExecId(), "Job started!");
// start a new process here
String cmd =
CmdUtil.generateCMD(
msg.getEtlJobName(),
msg.getRefId(),
msg.getWhEtlExecId(),
props,
msg.getCmdParam());
// Logger.debug("run command : " + cmd);
process = Runtime.getRuntime().exec(cmd);
// wait until this process finished.
int execResult = process.waitFor();
// if the process failed, log the error and throw exception
if (execResult > 0) {
BufferedReader br = new BufferedReader(new InputStreamReader(process.getErrorStream()));
String errString = "Error Details:\n";
String line;
while ((line = br.readLine()) != null) errString = errString.concat(line).concat("\n");
Logger.error("*** Process + " + getPid(process) + " failed, status: " + execResult);
Logger.error(errString);
throw new Exception("Process + " + getPid(process) + " failed");
}
EtlJobDao.endRun(msg.getWhEtlExecId(), EtlJobStatus.SUCCEEDED, "Job succeed!");
Logger.info("ETL job {} finished", msg.toDebugString());
if (msg.getEtlJobName().affectDataset()) {
ActorRegistry.treeBuilderActor.tell("dataset", getSelf());
}
if (msg.getEtlJobName().affectFlow()) {
ActorRegistry.treeBuilderActor.tell("flow", getSelf());
}
} catch (Throwable e) { // catch all throwable at the highest level.
Logger.error("ETL job {} got a problem", msg.toDebugString());
if (process.isAlive()) {
process.destroy();
}
EtlJobDao.endRun(msg.getWhEtlExecId(), EtlJobStatus.ERROR, e.getMessage());
}
}
}
public void runJava(String debugPort, String mainClass, String args) {
StringBuilder command =
new StringBuilder(
"java -Xdebug -Xrunjdwp:transport=dt_socket,address=debugPort,server=y,suspend=n "
+ "-classpath myclasspath main args");
// Albert not the nice solution
// String java = "\"C:\\Program Files\\Java\\jdk1.8.0_31\\bin\\javaw.exe\" ";
// String java = System.getProperty("java.home");
String java = System.getProperty("java.home").replace("\\", "/") + "/bin/java";
String classPath = System.getProperty("java.class.path");
CGUtil.replaceAll(
command,
"java",
java,
"debugPort",
debugPort,
"myclasspath",
classPath,
"main",
mainClass,
"args",
args);
try {
Process pid = Runtime.getRuntime().exec(command.toString());
InputStream inputStream = pid.getInputStream();
boolean alive = pid.isAlive();
mySubProcesses.add(pid);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
