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Update schedulers to use process's executable path for invocation

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Nathan McRae
2025-03-22 23:35:09 -07:00
parent 670779a3aa
commit c480239636
2 changed files with 19 additions and 4 deletions
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10
src/main/java/name/nathanmcrae/numbersstation/LinuxScheduler.java
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@ -5,6 +5,8 @@ import com.leakyabstractions.result.core.Results;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.lang.management.ManagementFactory;
import java.lang.ProcessHandle;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
@ -140,8 +142,12 @@ public class LinuxScheduler {
throw new CronExpressionException("Message period not implemented: '" + settings.getMessagePeriod() + "'");
}
// TODO: figure out actual invocation
return scheduleString + " /home/nathanmcrae/personal_root/projects/numbers-station/run.sh --station \"" + settings.getName() + "\"";
String processName = ManagementFactory.getRuntimeMXBean().getName();
long pid = Long.parseLong(processName.split("@")[0]);
ProcessHandle currentProcess = ProcessHandle.of(pid).orElseThrow();
Path executablePath = currentProcess.info().command().map(Paths::get).orElseThrow();
logger.info("Executable Path: " + executablePath);
return scheduleString + " " + executablePath.toString() + " --station \"" + settings.getName() + "\"";
}
public static class CronExpressionException extends Exception {