private ChromiumTabInfo getChromiumTab(
Process runtimeProcess,
IBrowserTabChooser browserTabChooser,
String host,
int port,
long maxStartupDelay,
ListeningStream browserOutput)
throws IOException, CoreException {
// Give Chromium 20 seconds to start up.
long endTime = System.currentTimeMillis() + Math.max(maxStartupDelay, 0L);
while (true) {
if (runtimeProcess != null && isProcessTerminated(runtimeProcess)) {
throw new CoreException(
new Status(
IStatus.ERROR,
SDBGDebugCorePlugin.PLUGIN_ID,
"Could not launch browser - process terminated while trying to connect. "
+ "Try closing any running Chrome instances."
+ getProcessStreamMessage(browserOutput.toString())));
}
try {
ChromiumTabInfo targetTab =
(ChromiumTabInfo)
findTargetTab(browserTabChooser, ChromiumConnector.getAvailableTabs(host, port));
if (targetTab != null || System.currentTimeMillis() > endTime && runtimeProcess == null) {
return targetTab;
}
} catch (IOException exception) {
if (System.currentTimeMillis() > endTime) {
throw exception;
}
}
if (runtimeProcess != null && System.currentTimeMillis() > endTime) {
throw new IOException("Timed out trying to connect to Chrome");
}
sleep(25);
}
}
private ChromiumTabInfo getChromiumTab(
Process runtimeProcess, int devToolsPortNumber, ListeningStream dartiumOutput)
throws IOException, CoreException {
// Give Chromium 20 seconds to start up.
final int maxStartupDelay = 20 * 1000;
long endTime = System.currentTimeMillis() + maxStartupDelay;
while (true) {
if (isProcessTerminated(runtimeProcess)) {
throw new CoreException(
new Status(
IStatus.ERROR,
DartDebugCorePlugin.PLUGIN_ID,
"Could not launch browser - process terminated while trying to connect"
+ getProcessStreamMessage(dartiumOutput.toString())));
}
try {
List<ChromiumTabInfo> tabs = ChromiumConnector.getAvailableTabs(devToolsPortNumber);
ChromiumTabInfo targetTab = findTargetTab(tabs);
if (targetTab != null) {
return targetTab;
}
} catch (IOException exception) {
if (System.currentTimeMillis() > endTime) {
throw exception;
}
}
if (System.currentTimeMillis() > endTime) {
throw new IOException("Timed out trying to connect to Dartium");
}
sleep(25);
}
}
protected void launchBrowser(
ILaunch launch,
DartLaunchConfigWrapper launchConfig,
IFile file,
String url,
IProgressMonitor monitor,
boolean enableDebugging)
throws CoreException {
// For now, we always start a debugging connection, even when we're not really debugging.
boolean enableBreakpoints = enableDebugging;
monitor.beginTask("Launching Dartium...", enableDebugging ? 7 : 2);
File dartium = DartSdkManager.getManager().getSdk().getDartiumExecutable();
if (dartium == null) {
throw new CoreException(
new Status(IStatus.ERROR, DartDebugCorePlugin.PLUGIN_ID, "Could not find Dartium"));
}
IPath browserLocation = new Path(dartium.getAbsolutePath());
String browserName = dartium.getName();
// avg: 0.434 sec (old: 0.597)
LogTimer timer = new LogTimer("Dartium debug startup");
// avg: 55ms
timer.startTask(browserName + " startup");
url = resolveLaunchUrl(file, url);
// for now, check if browser is open, and connection is alive
boolean restart =
browserProcess == null
|| isProcessTerminated(browserProcess)
|| DartiumDebugTarget.getActiveTarget() == null
|| !DartiumDebugTarget.getActiveTarget().canTerminate();
if (!restart) {
DebugPlugin.getDefault().getLaunchManager().removeLaunch(launch);
try {
DartiumDebugTarget.getActiveTarget().navigateToUrl(url, enableBreakpoints);
} catch (IOException e) {
DartDebugCorePlugin.logError(e);
}
} else {
terminateExistingBrowserProcess();
StringBuilder processDescription = new StringBuilder();
ListeningStream dartiumOutput =
startNewBrowserProcess(
launchConfig,
url,
monitor,
enableDebugging,
browserLocation,
browserName,
processDescription);
sleep(100);
monitor.worked(1);
if (isProcessTerminated(browserProcess)) {
DartDebugCorePlugin.logError("Dartium output: " + dartiumOutput.toString());
throw new CoreException(
new Status(
IStatus.ERROR,
DartDebugCorePlugin.PLUGIN_ID,
"Could not launch browser - process terminated on startup"
+ getProcessStreamMessage(dartiumOutput.toString())));
}
connectToChromiumDebug(
dartium,
browserName,
launch,
launchConfig,
url,
monitor,
browserProcess,
timer,
enableBreakpoints,
devToolsPortNumber,
dartiumOutput,
processDescription.toString());
}
DebugUIHelper.getHelper().activateApplication(dartium, "Chromium");
timer.stopTask();
timer.stopTimer();
monitor.done();
}
public void launchBrowser(
ILaunch launch,
ILaunchConfiguration configuration,
IResourceResolver resourceResolver,
IBrowserTabChooser browserTabChooser,
String url,
IProgressMonitor monitor,
boolean enableDebugging,
List<String> extraCommandLineArgs)
throws CoreException {
try {
if (launchSemaphore.tryAcquire()) {
try {
SDBGLaunchConfigWrapper launchConfig = new SDBGLaunchConfigWrapper(configuration);
launchConfig.markAsLaunched();
monitor.beginTask("Launching Chrome...", enableDebugging ? 7 : 2);
// avg: 0.434 sec (old: 0.597)
LogTimer timer = new LogTimer("Chrome debug startup");
// avg: 55ms
timer.startTask("Chrome startup");
// for now, check if browser is open, and connection is alive
boolean restart =
browserProcess == null
|| isProcessTerminated(browserProcess)
|| WebkitDebugTarget.getActiveTarget() == null
|| !WebkitDebugTarget.getActiveTarget().canTerminate();
// we only re-cycle the debug connection if we're launching the same launch configuration
if (!restart) {
if (!WebkitDebugTarget.getActiveTarget()
.getLaunch()
.getLaunchConfiguration()
.equals(launch.getLaunchConfiguration())) {
restart = true;
}
}
if (!restart) {
if (enableDebugging != WebkitDebugTarget.getActiveTarget().getEnableBreakpoints()) {
restart = true;
}
}
CoreLaunchUtils.removeTerminatedLaunches();
File browserExecutable = getBrowserExecutable();
if (!restart && url != null && resourceResolver != null) {
DebugPlugin.getDefault().getLaunchManager().removeLaunch(launch);
try {
WebkitDebugTarget.getActiveTarget()
.navigateToUrl(
launch.getLaunchConfiguration(),
url,
true /*enableBreakpoints*/,
resourceResolver);
} catch (IOException e) {
SDBGDebugCorePlugin.logError(e);
}
} else {
terminateExistingBrowserProcess();
StringBuilder processDescription = new StringBuilder();
int[] devToolsPortNumberHolder = new int[1];
ListeningStream browserOutput =
startNewBrowserProcess(
launchConfig,
url,
monitor,
enableDebugging,
processDescription,
extraCommandLineArgs,
devToolsPortNumberHolder);
sleep(100);
monitor.worked(1);
if (isProcessTerminated(browserProcess)) {
SDBGDebugCorePlugin.logError("Browser output: " + browserOutput.toString());
throw new CoreException(
new Status(
IStatus.ERROR,
SDBGDebugCorePlugin.PLUGIN_ID,
"Could not launch browser - process terminated on startup"
+ getProcessStreamMessage(browserOutput.toString())));
}
if (enableDebugging) {
connectToChromiumDebug(
browserExecutable.getName(),
launch,
launchConfig,
url,
monitor,
browserProcess,
timer,
true /*enableBreakpoints*/,
null,
devToolsPortNumberHolder[0],
20 * 1000L /*maxStartupDelay*/,
browserOutput,
processDescription.toString(),
resourceResolver,
browserTabChooser,
false /*remote*/);
} else {
registerProcess(
launch,
launchConfig,
DebugPlugin.newProcess(
launch,
browserProcess,
browserExecutable.getName()
+ " - run only, debugging DISABLED ("
+ new Date()
+ ")"),
processDescription.toString());
}
}
DebugUIHelper.getHelper().activateApplication(browserExecutable, "Chrome");
timer.stopTask();
timer.stopTimer();
monitor.done();
} finally {
launchSemaphore.release();
}
}
} catch (CoreException e) {
DebugPlugin.getDefault().getLaunchManager().removeLaunch(launch);
throw e;
}
}
