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_GrailsRun.groovy
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_GrailsRun.groovy
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/*
* Copyright 2004-2005 the original author or authors.
*
* 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.
*/
import org.codehaus.groovy.grails.plugins.PluginManagerHolder
import org.codehaus.groovy.grails.cli.GrailsScriptRunner
import grails.util.GrailsUtil
import grails.web.container.EmbeddableServerFactory
import grails.web.container.EmbeddableServer
/**
* Gant script that executes Grails using an embedded Jetty server
*
* @author Graeme Rocher
*
* @since 0.4
*/
includeTargets << grailsScript("_GrailsPackage")
SCHEME_HTTP="http"
SCHEME_HTTPS="https"
grailsServer = null
grailsContext = null
autoRecompile = System.getProperty("disable.auto.recompile") ? !(System.getProperty("disable.auto.recompile").toBoolean()) : true
// How often should recompilation occur while the application is running (in seconds)?
// Defaults to 3s.
recompileFrequency = System.getProperty("recompile.frequency")
recompileFrequency = recompileFrequency ? recompileFrequency.toInteger() : 3
shouldPackageTemplates = true
// This isn't used within this script but may come in handy for scripts
// that depend on this one.
ant.path(id: "grails.runtime.classpath", runtimeClasspath)
/**
* Runs the application in dev mode, i.e. with class-reloading.
*/
target(runApp: "Main implementation that executes a Grails application") {
runInline(SCHEME_HTTP, serverHost, serverPort, serverPortHttps)
}
/**
* Runs the application in dev mode over HTTPS.
*/
target(runAppHttps: "Main implementation that executes a Grails application with an HTTPS listener") {
runInline(SCHEME_HTTPS, serverHost, serverPort, serverPortHttps)
}
/**
* Runs the application using the WAR file directly.
*/
target (runWar : "Main implementation that executes a Grails application WAR") {
runWar(SCHEME_HTTP, serverHost, serverPort, serverPortHttps)
}
/**
* Runs the application over HTTPS using the WAR file directly.
*/
target (runWarHttps : "Main implementation that executes a Grails application WAR") {
runWar(SCHEME_HTTPS, serverHost, serverPort, serverPortHttps)
}
private EmbeddableServerFactory loadServerFactory() {
def load = { name -> classLoader.loadClass(name).newInstance() }
def containerClass = getPropertyValue("grails.server.factory", "org.codehaus.groovy.grails.web.container.JettyServerFactory")
EmbeddableServerFactory serverFactory
try {
serverFactory = load(containerClass)
}
catch (Throwable e) {
GrailsUtil.deepSanitize(e)
e.printStackTrace()
event("StatusFinal", ["Failed to load container [$containerClass]: ${e.message}"])
exit(1)
}
return serverFactory
}
private runInline(scheme, host, httpPort, httpsPort) {
EmbeddableServerFactory serverFactory = loadServerFactory()
grailsServer = serverFactory.createInline("${basedir}/web-app", webXmlFile.absolutePath, serverContextPath, classLoader)
runServer server: grailsServer, host:host, httpPort: httpPort, httpsPort: httpsPort, scheme:scheme
startPluginScanner()
}
private runWar(scheme, host, httpPort, httpsPort) {
EmbeddableServerFactory serverFactory = loadServerFactory()
grailsServer = serverFactory.createForWAR(warName, serverContextPath)
if(serverFactory.class.name.contains("Jetty")) {
event("ConfigureJetty", [grailsServer.grailsServer])
}
runServer server:grailsServer, host:host, httpPort:httpPort, httpsPort: httpsPort, scheme: scheme
}
/**
* Runs the Server. You can pass these named arguments:
*
* server - The server instance to use (required).
* port - The network port the server is running on (used to display the URL) (required).
* scheme - The network scheme to display in the URL (optional; defaults to "http").
*/
runServer = { Map args ->
try {
println "Running Grails application.."
def message = "Server running. Browse to http://${args.host ?: 'localhost'}:${args.httpPort}$serverContextPath"
EmbeddableServer server = args["server"]
if(server.class.name.contains("Jetty")) {
server.eventListener = this
}
profile("start server") {
if(args.scheme == 'https') {
server.startSecure args.host, args.httpPort, args.httpsPort
// Update the message to reflect the fact we are running HTTPS as well.
message += " or https://${args.host ?: 'localhost'}:${args.httpsPort}$serverContextPath"
}
else {
server.start args.host, args.httpPort
}
}
event("StatusFinal", [message])
} catch (Throwable t) {
GrailsUtil.deepSanitize(t)
if (!(t.class instanceof java.net.SocketException) && !(t.cause?.class instanceof java.net.SocketException))
t.printStackTrace()
event("StatusFinal", ["Server failed to start: $t"])
exit(1)
}
}
/**
* Starts the plugin scanner. Call this after starting the server if you
* want changes to artifacts automatically detected and loaded.
*/
target(startPluginScanner: "Starts the plugin manager's scanner that detects changes to artifacts.") {
// Start the plugin change scanner.
PluginManagerHolder.pluginManager.startPluginChangeScanner()
}
/**
* Keeps the server alive and checks for changes in domain classes or
* source files under "src". If any changes are detected, the servlet
* container is restarted.
*/
target(watchContext: "Watches the WEB-INF/classes directory for changes and restarts the server if necessary") {
depends(classpath)
long lastModified = classesDir.lastModified()
boolean keepRunning = true
boolean isInteractive = System.getProperty("grails.interactive.mode") == "true"
if (isInteractive) {
def daemonThread = new Thread({
println "--------------------------------------------------------"
println "Application loaded in interactive mode, type 'exit' to shutdown server or your command name in to continue (hit ENTER to run the last command):"
def reader = new BufferedReader(new InputStreamReader(System.in))
def cmd = reader.readLine()
def scriptName
while (cmd != null) {
if (cmd == 'exit' || cmd == 'quit') break
if (cmd != 'run-app') {
scriptName = cmd ? GrailsScriptRunner.processArgumentsAndReturnScriptName(cmd) : scriptName
if (scriptName) {
def now = System.currentTimeMillis()
GrailsScriptRunner.callPluginOrGrailsScript(scriptName)
def end = System.currentTimeMillis()
println "--------------------------------------------------------"
println "Command [$scriptName] completed in ${end - now}ms"
}
}
else {
println "Cannot run the 'run-app' command. Server already running!"
}
try {
println "--------------------------------------------------------"
println "Application loaded in interactive mode, type 'exit' to shutdown server or your command name in to continue (hit ENTER to run the last command):"
cmd = reader.readLine()
} catch (IOException e) {
cmd = ""
}
}
println "Stopping Grails server..."
grailsServer.stop()
PluginManagerHolder.pluginManager.stopPluginChangeScanner()
keepRunning = false
})
daemonThread.daemon = true
daemonThread.run()
}
def killFile = new File("${basedir}/.kill-run-app")
while (keepRunning) {
if (autoRecompile) {
lastModified = recompileCheck(lastModified) {
try {
grailsServer.stop()
compile()
Thread currentThread = Thread.currentThread()
classLoader = new URLClassLoader([classesDir.toURI().toURL()] as URL[], rootLoader)
currentThread.setContextClassLoader classLoader
PluginManagerHolder.pluginManager = null
// reload plugins
loadPlugins()
runApp()
} catch (Throwable e) {
logError("Error restarting container",e)
exit(1)
}
}
}
sleep(recompileFrequency * 1000)
// Check whether the kill file exists. This is a hack for the
// functional tests so that we can stop the servers that are
// started.
if (killFile.exists()) {
println "Stopping Jetty server..."
grailsServer.stop()
killFile.delete()
keepRunning = false
}
}
}
target(keepServerAlive: "Idles the script, ensuring that the server stays running.") {
def keepRunning = true
def killFile = new File("${basedir}/.kill-run-app")
while (keepRunning) {
sleep(recompileFrequency * 1000)
// Check whether the kill file exists. This is a hack for the
// functional tests so that we can stop the servers that are
// started.
if (killFile.exists()) {
println "Stopping Jetty server..."
grailsServer.stop()
killFile.delete()
keepRunning = false
}
}
}
target(stopServer: "Stops the Grails Jetty server") {
if (grailsServer) {
grailsServer.stop()
}
event("StatusFinal", ["Server stopped"])
}