artulab.com Git - openbsd/blob

   1 """
   2 Test process attach when executable was deleted.
   3 """
   4
   5
   6
   7 import os
   8 import lldb
   9 from lldbsuite.test.decorators import *
  10 from lldbsuite.test.lldbtest import *
  11 from lldbsuite.test import lldbutil
  12
  13 class TestDeletedExecutable(TestBase):
  14
  15     mydir = TestBase.compute_mydir(__file__)
  16     NO_DEBUG_INFO_TESTCASE = True
  17
  18     @skipIfWindows # cannot delete a running executable
  19     @expectedFailureAll(oslist=["linux"],
  20         triple=no_match('aarch64-.*-android'))
  21         # determining the architecture of the process fails
  22     @expectedFailureNetBSD
  23     def test(self):
  24         self.build()
  25         exe = self.getBuildArtifact("a.out")
  26
  27         # Use a file as a synchronization point between test and inferior.
  28         pid_file_path = lldbutil.append_to_process_working_directory(self,
  29             "token_pid_%d" % (int(os.getpid())))
  30         self.addTearDownHook(
  31             lambda: self.run_platform_command(
  32                 "rm %s" %
  33                 (pid_file_path)))
  34
  35         # Spawn a new process
  36         popen = self.spawnSubprocess(exe, [pid_file_path])
  37         self.addTearDownHook(self.cleanupSubprocesses)
  38
  39         # Wait until process has fully started up.
  40         pid = lldbutil.wait_for_file_on_target(self, pid_file_path)
  41
  42         # Now we can safely remove the executable and test if we can attach.
  43         os.remove(exe)
  44
  45         self.runCmd("process attach -p " + str(popen.pid))
  46         self.runCmd("kill")