1 files changed, 60 insertions, 0 deletions
diff --git a/packages/Python/lldbsuite/test/functionalities/process_attach/attach_denied/TestAttachDenied.py b/packages/Python/lldbsuite/test/functionalities/process_attach/attach_denied/TestAttachDenied.py
new file mode 100644
index 000000000000..ed9d58f90888
--- /dev/null
+++ b/packages/Python/lldbsuite/test/functionalities/process_attach/attach_denied/TestAttachDenied.py
@@ -0,0 +1,60 @@
+"""
+Test denied process attach.
+"""
+
+from __future__ import print_function
+
+
+
+import os
+import time
+import lldb
+from lldbsuite.test.lldbtest import *
+
+exe_name = 'AttachDenied'  # Must match Makefile
+
+class AttachDeniedTestCase(TestBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    def run_platform_command(self, cmd):
+        platform = self.dbg.GetSelectedPlatform()
+        shell_command = lldb.SBPlatformShellCommand(cmd)
+        err = platform.Run(shell_command)
+        return (err, shell_command.GetStatus(), shell_command.GetOutput())
+
+    @skipIfWindows
+    @skipIfiOSSimulator
+    def test_attach_to_process_by_id_denied(self):
+        """Test attach by process id denied"""
+        self.build()
+        exe = os.path.join(os.getcwd(), exe_name)
+
+        # Use a file as a synchronization point between test and inferior.
+        pid_file_path = lldbutil.append_to_process_working_directory(
+                "pid_file_%d" % (int(time.time())))
+        self.addTearDownHook(lambda: self.run_platform_command("rm %s" % (pid_file_path)))
+
+        # Spawn a new process
+        popen = self.spawnSubprocess(exe, [pid_file_path])
+        self.addTearDownHook(self.cleanupSubprocesses)
+
+        max_attempts = 5
+        for i in range(max_attempts):
+            err, retcode, msg = self.run_platform_command("ls %s" % pid_file_path)
+            if err.Success() and retcode == 0:
+                break
+            else:
+                print(msg)
+            if i < max_attempts:
+                # Exponential backoff!
+                time.sleep(pow(2, i) * 0.25)
+        else:
+            self.fail("Child PID file %s not found even after %d attempts." % (pid_file_path, max_attempts))
+        err, retcode, pid = self.run_platform_command("cat %s" % (pid_file_path))
+        self.assertTrue(err.Success() and retcode == 0,
+                        "Failed to read file %s: %s, retcode: %d" % (pid_file_path, err.GetCString(), retcode))
+
+        self.expect('process attach -p ' + pid,
+                    startstr = 'error: attach failed:',
+                    error = True)