Function chmodExecutable

src/launcher/fetcher.cpp:266–279

TODO(bernd-mesos): Refactor this into stout so that we can more easily chmod an executable. For example, we could define some static flags so that someone can do: os::chmod(path, EXECUTABLE_CHMOD_FLAGS).

// chmod an executable. For example, we could define some static flags
// so that someone can do: os::chmod(path, EXECUTABLE_CHMOD_FLAGS).
static Try<string> chmodExecutable(const string& filePath)
{
  // TODO(coffler): Fix Windows chmod handling, see MESOS-3176.
#ifndef __WINDOWS__
  Try<Nothing> chmod = os::chmod(
      filePath, S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH);
  if (chmod.isError()) {
    return Error("Failed to chmod executable '" +
                 filePath + "': " + chmod.error());
  }
#endif // __WINDOWS__

  return filePath;
}


// Returns the resulting file or in case of extraction the destination