private String getKernelSourceLocation() {
// Find out the version of the currently running kernel.
String version = ""; // $NON-NLS-1$
try {
Process process =
RuntimeProcessFactory.getFactory().exec("uname -r", null, null); // $NON-NLS-1$
BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream()));
version = reader.readLine();
} catch (IOException e) {
// Could not run uname use an empty String
}
// Go over the search path looking for the file System.map
for (String path : KERNEL_SOURCE_PATH) {
path = path.replace("{kernel_version}", version); // $NON-NLS-1$
File file = new File(path + "/System.map"); // $NON-NLS-1$
if (file.exists()) {
return path;
}
}
return ""; //$NON-NLS-1$
}
@Override
public void launch(
ILaunchConfiguration config, String mode, ILaunch launch, IProgressMonitor monitor)
throws CoreException {
try {
ConfigUtils configUtils = new ConfigUtils(config);
project = configUtils.getProject();
// check if Perf exists in $PATH
if (!PerfCore.checkPerfInPath(project)) {
IStatus status =
new Status(
IStatus.ERROR,
PerfPlugin.PLUGIN_ID,
"Error: Perf was not found on PATH"); //$NON-NLS-1$
throw new CoreException(status);
}
URI binURI = new URI(configUtils.getExecutablePath());
binPath = Path.fromPortableString(binURI.toString());
workingDirPath =
Path.fromPortableString(
Path.fromPortableString(binURI.toString()).removeLastSegments(2).toPortableString());
PerfPlugin.getDefault().setWorkingDir(workingDirPath);
if (config.getAttribute(PerfPlugin.ATTR_ShowStat, PerfPlugin.ATTR_ShowStat_default)) {
showStat(config, launch);
} else {
URI exeURI = new URI(configUtils.getExecutablePath());
String configWorkingDir = configUtils.getWorkingDirectory() + IPath.SEPARATOR;
RemoteConnection exeRC = new RemoteConnection(exeURI);
String perfPathString =
RuntimeProcessFactory.getFactory().whichCommand(PerfPlugin.PERF_COMMAND, project);
boolean copyExecutable = configUtils.getCopyExecutable();
if (copyExecutable) {
URI copyExeURI = new URI(configUtils.getCopyFromExecutablePath());
RemoteConnection copyExeRC = new RemoteConnection(copyExeURI);
IRemoteFileProxy copyExeRFP = copyExeRC.getRmtFileProxy();
IFileStore copyExeFS = copyExeRFP.getResource(copyExeURI.getPath());
IRemoteFileProxy exeRFP = exeRC.getRmtFileProxy();
IFileStore exeFS = exeRFP.getResource(exeURI.getPath());
IFileInfo exeFI = exeFS.fetchInfo();
if (exeFI.isDirectory()) {
// Assume the user wants to copy the file to the given directory, using
// the same filename as the "copy from" executable.
IPath copyExePath = Path.fromOSString(copyExeURI.getPath());
IPath newExePath =
Path.fromOSString(exeURI.getPath()).append(copyExePath.lastSegment());
// update the exeURI with the new path.
exeURI =
new URI(
exeURI.getScheme(),
exeURI.getAuthority(),
newExePath.toString(),
exeURI.getQuery(),
exeURI.getFragment());
exeFS = exeRFP.getResource(exeURI.getPath());
}
copyExeFS.copy(exeFS, EFS.OVERWRITE | EFS.SHALLOW, new SubProgressMonitor(monitor, 1));
// Note: assume that we don't need to create a new exeRC since the
// scheme and authority remain the same between the original exeURI and the new one.
}
IPath remoteBinFile = Path.fromOSString(exeURI.getPath());
IFileStore workingDir;
URI workingDirURI =
new URI(RemoteProxyManager.getInstance().getRemoteProjectLocation(project));
RemoteConnection workingDirRC = new RemoteConnection(workingDirURI);
IRemoteFileProxy workingDirRFP = workingDirRC.getRmtFileProxy();
workingDir = workingDirRFP.getResource(workingDirURI.getPath());
// Build the commandline string to run perf recording the given project
String arguments[] = getProgramArgumentsArray(config); // Program args from launch config.
ArrayList<String> command = new ArrayList<>(4 + arguments.length);
Version perfVersion = PerfCore.getPerfVersion(config);
command.addAll(
Arrays.asList(
PerfCore.getRecordString(
config,
perfVersion))); // Get the base commandline string (with flags/options based on
// config)
command.add(remoteBinFile.toOSString()); // Add the path to the executable
command.set(0, perfPathString);
command.add(2, OUTPUT_STR + configWorkingDir + PerfPlugin.PERF_DEFAULT_DATA);
// Compile string
command.addAll(Arrays.asList(arguments));
// Spawn the process
String[] commandArray = command.toArray(new String[command.size()]);
Process pProxy =
RuntimeProcessFactory.getFactory()
.exec(commandArray, getEnvironment(config), workingDir, project);
MessageConsole console = new MessageConsole("Perf Console", null); // $NON-NLS-1$
console.activate();
ConsolePlugin.getDefault().getConsoleManager().addConsoles(new IConsole[] {console});
MessageConsoleStream stream = console.newMessageStream();
if (pProxy != null) {
try (BufferedReader error =
new BufferedReader(new InputStreamReader(pProxy.getErrorStream()))) {
String err = error.readLine();
while (err != null) {
stream.println(err);
err = error.readLine();
}
}
}
/* This commented part is the basic method to run perf record without integrating into eclipse.
String binCall = exePath.toOSString();
for(String arg : arguments) {
binCall.concat(" " + arg);
}
PerfCore.Run(binCall);*/
pProxy.destroy();
PrintStream print = null;
if (config.getAttribute(IDebugUIConstants.ATTR_CAPTURE_IN_CONSOLE, true)) {
// Get the console to output to.
// This may not be the best way to accomplish this but it shall do for now.
ConsolePlugin plugin = ConsolePlugin.getDefault();
IConsoleManager conMan = plugin.getConsoleManager();
IConsole[] existing = conMan.getConsoles();
IOConsole binaryOutCons = null;
// Find the console
for (IConsole x : existing) {
if (x.getName().contains(renderProcessLabel(commandArray[0]))) {
binaryOutCons = (IOConsole) x;
}
}
if ((binaryOutCons == null)
&& (existing.length
!= 0)) { // if can't be found get the most recent opened, this should probably
// never happen.
if (existing[existing.length - 1] instanceof IOConsole)
binaryOutCons = (IOConsole) existing[existing.length - 1];
}
// Get the printstream via the outputstream.
// Get ouput stream
OutputStream outputTo;
if (binaryOutCons != null) {
outputTo = binaryOutCons.newOutputStream();
// Get the printstream for that console
print = new PrintStream(outputTo);
}
for (int i = 0; i < command.size(); i++) {
print.print(command.get(i) + " "); // $NON-NLS-1$
}
// Print Message
print.println();
print.println("Analysing recorded perf.data, please wait..."); // $NON-NLS-1$
// Possibly should pass this (the console reference) on to PerfCore.Report if theres
// anything we ever want to spit out to user.
}
PerfCore.report(
config,
getEnvironment(config),
Path.fromOSString(configWorkingDir),
monitor,
null,
print);
URI perfDataURI = null;
IRemoteFileProxy proxy = null;
perfDataURI =
new URI(
RemoteProxyManager.getInstance().getRemoteProjectLocation(project)
+ PerfPlugin.PERF_DEFAULT_DATA);
proxy = RemoteProxyManager.getInstance().getFileProxy(perfDataURI);
IFileStore perfDataFileStore = proxy.getResource(perfDataURI.getPath());
IFileInfo info = perfDataFileStore.fetchInfo();
info.setAttribute(EFS.ATTRIBUTE_READ_ONLY, true);
perfDataFileStore.putInfo(info, EFS.SET_ATTRIBUTES, null);
PerfCore.refreshView(renderProcessLabel(exeURI.getPath()));
if (config.getAttribute(
PerfPlugin.ATTR_ShowSourceDisassembly, PerfPlugin.ATTR_ShowSourceDisassembly_default)) {
showSourceDisassembly(
Path.fromPortableString(workingDirURI.toString() + IPath.SEPARATOR));
}
}
} catch (IOException e) {
e.printStackTrace();
abort(e.getLocalizedMessage(), null, ICDTLaunchConfigurationConstants.ERR_INTERNAL_ERROR);
} catch (RemoteConnectionException e) {
e.printStackTrace();
abort(e.getLocalizedMessage(), null, ICDTLaunchConfigurationConstants.ERR_INTERNAL_ERROR);
} catch (URISyntaxException e) {
e.printStackTrace();
abort(e.getLocalizedMessage(), null, ICDTLaunchConfigurationConstants.ERR_INTERNAL_ERROR);
}
}