protected TerminalLauncher(string title, string initScript, ReadOnlyCollection <EnvironmentEntry> environment)
{
_title = title;
_initScript = initScript;
_environment = environment;
_isRoot = UnixNativeMethods.GetEUid() == 0;
}
internal static string MakeFifo(string identifier = null, Logger logger = null)
{
string path = Path.Combine(Path.GetTempPath(), Utilities.GetMIEngineTemporaryFilename(identifier));
// Mod is normally in octal, but C# has no octal values. This is 384 (rw owner, no rights anyone else)
const int rw_owner = 384;
byte[] pathAsBytes = new byte[Encoding.UTF8.GetByteCount(path) + 1];
Encoding.UTF8.GetBytes(path, 0, path.Length, pathAsBytes, 0);
int result = UnixNativeMethods.MkFifo(pathAsBytes, rw_owner);
if (result != 0)
{
// Failed to create the fifo. Bail.
logger?.WriteLine("Failed to create fifo");
throw new ArgumentException("MakeFifo failed to create fifo at path {0}", path);
}
return(path);
}
internal static string GetDebuggerCommand(LocalLaunchOptions localOptions)
{
string quotedDebuggerPath = String.Format(CultureInfo.InvariantCulture, "\"{0}\"", localOptions.MIDebuggerPath);
if (PlatformUtilities.IsLinux())
{
string debuggerPathCorrectElevation = quotedDebuggerPath;
string prompt = string.Empty;
// If running as root, make sure the new console is also root.
bool isRoot = UnixNativeMethods.GetEUid() == 0;
// If the system doesn't allow a non-root process to attach to another process, try to run GDB as root
if (localOptions.ProcessId.HasValue && !isRoot && UnixUtilities.GetRequiresRootAttach(localOptions.DebuggerMIMode))
{
prompt = String.Format(CultureInfo.CurrentCulture, "echo -n '{0}'; read yn; if [ \"$yn\" != 'y' ] && [ \"$yn\" != 'Y' ] ; then exit 1; fi; ", MICoreResources.Warn_AttachAsRootProcess);
// Prefer pkexec for a nice graphical prompt, but fall back to sudo if it's not available
if (File.Exists(UnixUtilities.PKExecPath))
{
debuggerPathCorrectElevation = String.Concat(UnixUtilities.PKExecPath, " ", debuggerPathCorrectElevation);
}
else if (File.Exists(UnixUtilities.SudoPath))
{
debuggerPathCorrectElevation = String.Concat(UnixUtilities.SudoPath, " ", debuggerPathCorrectElevation);
}
else
{
Debug.Fail("Root required to attach, but no means of elevating available!");
}
}
return(String.Concat(prompt, debuggerPathCorrectElevation));
}
else
{
return(quotedDebuggerPath);
}
}
internal static bool IsProcessRunning(int processId)
{
// When getting the process group ID, getpgid will return -1
// if there is no process with the ID specified.
return(UnixNativeMethods.GetPGid(processId) >= 0);
}
