diff options
Diffstat (limited to 'executor/executor.cc')
| -rw-r--r-- | executor/executor.cc | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/executor/executor.cc b/executor/executor.cc index 7b224e334..1731fb4e3 100644 --- a/executor/executor.cc +++ b/executor/executor.cc @@ -194,6 +194,16 @@ int main(int argc, char** argv) while (waitpid(-1, &status, __WALL) != pid) { } status = WEXITSTATUS(status); + // If an external sandbox process wraps executor, the out pipe will be closed + // before the sandbox process exits this will make ipc package kill the sandbox. + // As the result sandbox process will exit with exit status 9 instead of the executor + // exit status (notably kRetryStatus). Consequently, ipc will treat it as hard + // failure rather than a temporal failure. So we duplicate the exit status on the pipe. + char tmp = status; + if (write(kOutPipeFd, &tmp, 1)) { + // Not much we can do, but gcc wants us to check the return value. + } + errno = 0; if (status == kFailStatus) fail("loop failed"); if (status == kErrorStatus) |