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Generalizing daemon process shutdown mechanism

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This commit is contained in:
Ilya Chernikov
2015-10-28 17:44:20 +01:00
parent 6a1c82d101
commit 90bb8b2be9
2 changed files with 16 additions and 13 deletions
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compiler/rmi/rmi-server/src/org/jetbrains/kotlin/rmi/service/CompileDaemon.kt
+13 -2
View File
@@ -32,6 +32,7 @@ import java.util.jar.Manifest
import java.util.logging.Level
import java.util.logging.LogManager
import java.util.logging.Logger
import kotlin.concurrent.schedule
import kotlin.concurrent.timer
val DAEMON_PERIODIC_CHECK_INTERVAL_MS = 1000L
@@ -140,7 +141,17 @@ public object CompileDaemon {
CompileService.TargetPlatform.JS -> js
}
}
val compilerService = CompileServiceImpl(registry, compilerSelector, compilerId, daemonOptions, port)
val compilerService = CompileServiceImpl(registry, compilerSelector, compilerId, daemonOptions, port,
onShutdown = {
if (daemonOptions.forceShutdownTimeoutMilliseconds != COMPILE_DAEMON_FORCE_SHUTDOWN_TIMEOUT_INFINITE) {
// running a watcher thread that ensures that if the daemon is not exited normally (may be due to RMI leftovers), it's forced to exit
// the watcher is a daemon thread, meaning it should not prevent JVM to exit normally
Timer(true).schedule(daemonOptions.forceShutdownTimeoutMilliseconds) {
log.info("force JVM shutdown")
System.exit(0)
}
}
})
if (daemonOptions.runFilesPath.isNotEmpty())
println(daemonOptions.runFilesPath)
@@ -169,7 +180,7 @@ public object CompileDaemon {
}
// stopping daemon if any shutdown condition is met
timer(initialDelay = DAEMON_PERIODIC_CHECK_INTERVAL_MS, period = DAEMON_PERIODIC_CHECK_INTERVAL_MS) {
timer(initialDelay = DAEMON_PERIODIC_CHECK_INTERVAL_MS, period = DAEMON_PERIODIC_CHECK_INTERVAL_MS, daemon = true) {
try {
val idleSeconds = nowSeconds() - compilerService.lastUsedSeconds
if (shutdownCondition({ !runFile.exists() }, "Run file removed, shutting down") ||
compiler/rmi/rmi-server/src/org/jetbrains/kotlin/rmi/service/CompileServiceImpl.kt
+3 -11
View File
@@ -27,12 +27,10 @@ import java.io.PrintStream
import java.rmi.NoSuchObjectException
import java.rmi.registry.Registry
import java.rmi.server.UnicastRemoteObject
import java.util.*
import java.util.concurrent.TimeUnit
import java.util.concurrent.locks.ReentrantReadWriteLock
import java.util.logging.Logger
import kotlin.concurrent.read
import kotlin.concurrent.schedule
import kotlin.concurrent.write
fun nowSeconds() = TimeUnit.NANOSECONDS.toSeconds(System.nanoTime())
@@ -46,7 +44,8 @@ class CompileServiceImpl(
val compiler: CompilerSelector,
val selfCompilerId: CompilerId,
val daemonOptions: DaemonOptions,
port: Int
port: Int,
val onShutdown: () -> Unit
) : CompileService {
private val classpathWatcher = LazyClasspathWatcher(selfCompilerId.compilerClasspath)
@@ -68,14 +67,7 @@ class CompileServiceImpl(
alive = false
UnicastRemoteObject.unexportObject(this, true)
log.info("Shutdown complete")
if (daemonOptions.forceShutdownTimeoutMilliseconds != COMPILE_DAEMON_FORCE_SHUTDOWN_TIMEOUT_INFINITE) {
// running a watcher thread that ensures that if the daemon is not exited normally (may be due to RMI leftovers), it's forced to exit
// the watcher is a daemon thread, meaning it should not prevent JVM to exit normally
Timer(true).schedule(daemonOptions.forceShutdownTimeoutMilliseconds) {
log.info("force JVM shutdown")
System.exit(0)
}
}
onShutdown()
}
}