================
@@ -0,0 +1,202 @@
+"""
+Test lldb-dap "port" configuration to "attach" request
+"""
+
+
+import dap_server
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+from lldbsuite.test import lldbplatformutil
+import lldbdap_testcase
+import os
+import shutil
+import subprocess
+import tempfile
+import threading
+import sys
+import socket
+import select
+
+
+# A class representing a pipe for communicating with debug server.
+# This class includes menthods to open the pipe and read the port number from
it.
+class Pipe(object):
+ def __init__(self, prefix):
+ self.name = os.path.join(prefix, "stub_port_number")
+ os.mkfifo(self.name)
+ self._fd = os.open(self.name, os.O_RDONLY | os.O_NONBLOCK)
+
+ def finish_connection(self, timeout):
+ pass
+
+ def read(self, size, timeout):
+ (readers, _, _) = select.select([self._fd], [], [], timeout)
+ if self._fd not in readers:
+ raise TimeoutError
+ return os.read(self._fd, size)
+
+ def close(self):
+ os.close(self._fd)
+
+
+class TestDAP_attachByPortNum(lldbdap_testcase.DAPTestCaseBase):
+ default_timeout = 20
+
+ def set_and_hit_breakpoint(self, continueToExit=True):
+ source = "main.c"
+ main_source_path = os.path.join(os.getcwd(), source)
+ breakpoint1_line = line_number(main_source_path, "// breakpoint 1")
+ lines = [breakpoint1_line]
+ # Set breakpoint in the thread function so we can step the threads
+ breakpoint_ids = self.set_source_breakpoints(main_source_path, lines)
+ self.assertEqual(
+ len(breakpoint_ids), len(lines), "expect correct number of
breakpoints"
+ )
+ self.continue_to_breakpoints(breakpoint_ids)
+ if continueToExit:
+ self.continue_to_exit()
+
+ def get_debug_server_command_line_args(self):
+ args = []
+ if lldbplatformutil.getPlatform() == "linux":
+ args = ["gdbserver"]
+ elif lldbplatformutil.getPlatform() == "macosx":
+ args = ["--listen"]
+ if lldb.remote_platform:
+ args += ["*:0"]
+ else:
+ args += ["localhost:0"]
+ return args
+
+ def get_debug_server_pipe(self):
+ pipe = Pipe(self.getBuildDir())
+ self.addTearDownHook(lambda: pipe.close())
+ pipe.finish_connection(self.default_timeout)
+ return pipe
+
+ @skipIfWindows
+ @skipIfNetBSD
+ def test_by_port(self):
+ """
+ Tests attaching to a process by port.
+ """
+ self.build_and_create_debug_adaptor()
+ program = self.getBuildArtifact("a.out")
+
+ debug_server_tool = self.getBuiltinDebugServerTool()
+
+ pipe = self.get_debug_server_pipe()
+ args = self.get_debug_server_command_line_args()
+ args += [program]
+ args += ["--named-pipe", pipe.name]
+
+ self.process = self.spawnSubprocess(
+ debug_server_tool, args, install_remote=False
+ )
+
+ # Read the port number from the debug server pipe.
+ port = pipe.read(10, self.default_timeout)
+ # Trim null byte, convert to int
+ port = int(port[:-1])
+ self.assertIsNotNone(
+ port, " Failed to read the port number from debug server pipe"
+ )
+
+ self.attach(program=program, gdbRemotePort=port, sourceInitFile=True)
+ self.set_and_hit_breakpoint(continueToExit=True)
+ self.process.terminate()
+
+ @skipIfWindows
+ @skipIfNetBSD
+ def test_by_port_and_pid(self):
+ """
+ Tests attaching to a process by process ID and port number.
+ """
+ self.build_and_create_debug_adaptor()
+ program = self.getBuildArtifact("a.out")
+
+ debug_server_tool = self.getBuiltinDebugServerTool()
+ pipe = self.get_debug_server_pipe()
+ args = self.get_debug_server_command_line_args()
+ args += [program]
+ args += ["--named-pipe", pipe.name]
+
+ self.process = self.spawnSubprocess(
+ debug_server_tool, args, install_remote=False
+ )
+
+ # Read the port number from the debug server pipe.
+ port = pipe.read(10, self.default_timeout)
+ # Trim null byte, convert to int
+ port = int(port[:-1])
----------------
santhoshe447 wrote:
Even if I remove that it does not impact much.
https://github.com/llvm/llvm-project/pull/91570
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