def test_clearing_listener(self):
"""Make sure we also clear listerers from the hook up for event type manager"""
self.build()
my_first_listener = lldb.SBListener("bonus_listener")
my_listener = lldb.SBListener("test_listener")
my_third_listener = lldb.SBListener("extra_bonus_listener")
my_listener.StartListeningForEventClass(
self.dbg, lldb.SBTarget.GetBroadcasterClassName(),
lldb.SBTarget.eBroadcastBitBreakpointChanged)
my_first_listener.StartListeningForEventClass(
self.dbg, lldb.SBTarget.GetBroadcasterClassName(),
lldb.SBTarget.eBroadcastBitWatchpointChanged)
my_third_listener.StartListeningForEventClass(
self.dbg, lldb.SBTarget.GetBroadcasterClassName(),
lldb.SBTarget.eBroadcastBitModulesUnloaded)
exe = self.getBuildArtifact("a.out")
my_listener.Clear()
target = self.dbg.CreateTarget(exe)
bkpt = target.BreakpointCreateByName("main")
event = lldb.SBEvent()
my_listener.WaitForEvent(1, event)
self.assertTrue(not event.IsValid(),
"We don't get events we aren't listening to.")
def test_setpgid(self):
self.build()
exe = os.path.join(os.getcwd(), 'a.out')
# 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)))
popen = self.spawnSubprocess(exe, [pid_file_path])
self.addTearDownHook(self.cleanupSubprocesses)
pid = lldbutil.wait_for_file_on_target(self, pid_file_path)
# make sure we cleanup the forked child also
def cleanupChild():
if lldb.remote_platform:
lldb.remote_platform.Kill(int(pid))
else:
if os.path.exists("/proc/" + pid):
os.kill(int(pid), signal.SIGKILL)
self.addTearDownHook(cleanupChild)
# Create a target by the debugger.
target = self.dbg.CreateTarget(exe)
self.assertTrue(target, VALID_TARGET)
listener = lldb.SBListener("my.attach.listener")
error = lldb.SBError()
process = target.AttachToProcessWithID(listener, int(pid), error)
self.assertTrue(error.Success() and process, PROCESS_IS_VALID)
# set a breakpoint just before the setpgid() call
lldbutil.run_break_set_by_file_and_line(self, 'main.c', self.line, num_expected_locations=-1)
thread = process.GetSelectedThread()
# release the child from its loop
value = thread.GetSelectedFrame().EvaluateExpression("release_child_flag = 1")
self.assertTrue(value.IsValid() and value.GetValueAsUnsigned(0) == 1);
process.Continue()
# make sure the child's process group id is different from its pid
value = thread.GetSelectedFrame().EvaluateExpression("(int)getpgid(0)")
self.assertTrue(value.IsValid())
self.assertNotEqual(value.GetValueAsUnsigned(0), int(pid));
# step over the setpgid() call
thread.StepOver()
self.assertEqual(thread.GetStopReason(), lldb.eStopReasonPlanComplete)
# verify that the process group has been set correctly
# this also checks that we are still in full control of the child
value = thread.GetSelectedFrame().EvaluateExpression("(int)getpgid(0)")
self.assertTrue(value.IsValid())
self.assertEqual(value.GetValueAsUnsigned(0), int(pid));
# run to completion
process.Continue()
self.assertEqual(process.GetState(), lldb.eStateExited)
def ghstart(debugger, command, result, internal_dict):
global client
target = debugger.GetSelectedTarget()
process = target.GetProcess()
broadcaster = target.GetBroadcaster()
# Add our thread as a listener to the broadcaster.
listener = lldb.SBListener("breakpoint listener")
rc = broadcaster.AddListener(listener,
lldb.SBProcess.eBroadcastBitStateChanged)
if not rc:
result.SetStatus(lldb.eReturnStatusFailed)
result.AppendMessage('Failed to add listener')
return
# Create the thread for maximum power!
client = GhiDBClientThread(listener, process,
process.GetSelectedThread().GetSelectedFrame())
client.start()
# Join the thread on exit.
atexit.register(_cleanup)
# Let the user know everythin's honkey-dorey.
result.SetStatus(lldb.eReturnStatusSuccessContinuingResult)
result.AppendMessage('Connected to Ghidra server')
def on_done(self, string):
if LLDBPlugin.ensure_lldb_is_running(self.window):
sublime.status_message('Debugging session started.')
else:
sublime.error_message('Couldn\'t get a debugging session.')
return False
LLDBLayoutManager.lldb_toggle_output_view(self.window, show=True)
driver = driver_instance()
if driver:
invalidListener = lldb.SBListener()
error = lldb.SBError()
target = driver.debugger.CreateTargetWithFileAndArch(
None, None)
sublime.status_message('Connecting to debugserver at: %s' %
string)
process = target.ConnectRemote(invalidListener, str(string),
None, error)
debug(debugPlugin, process)
if error.Fail():
sublime.error_message("Connect failed: %s" %
error.GetCString())
else:
driver.debugger.SetSelectedTarget(target)
sublime.status_message('Connected to debugserver.')
def test_attach_fail(self):
error_msg = "mock-error-msg"
class MyResponder(MockGDBServerResponder):
# Pretend we don't have any process during the initial queries.
def qC(self):
return "E42"
def qfThreadInfo(self):
return "OK" # No threads.
# Then, when we are asked to attach, error out.
def vAttach(self, pid):
return "E42;" + binascii.hexlify(error_msg.encode()).decode()
self.server.responder = MyResponder()
target = self.dbg.CreateTarget("")
process = self.connect(target)
lldbutil.expect_state_changes(self, self.dbg.GetListener(), process,
[lldb.eStateConnected])
error = lldb.SBError()
target.AttachToProcessWithID(lldb.SBListener(), 47, error)
self.assertEquals(error_msg, error.GetCString())
def test_with_attach_to_process_with_id_api(self):
"""Create target, spawn a process, and attach to it with process id."""
exe = '%s_%d' % (self.testMethodName, os.getpid())
d = {'EXE': exe}
self.build(dictionary=d)
self.setTearDownCleanup(dictionary=d)
target = self.dbg.CreateTarget(self.getBuildArtifact(exe))
# Spawn a new process
token = exe + '.token'
if not lldb.remote_platform:
token = self.getBuildArtifact(token)
if os.path.exists(token):
os.remove(token)
popen = self.spawnSubprocess(self.getBuildArtifact(exe), [token])
lldbutil.wait_for_file_on_target(self, token)
listener = lldb.SBListener("my.attach.listener")
error = lldb.SBError()
process = target.AttachToProcessWithID(listener, popen.pid, error)
self.assertTrue(error.Success() and process, PROCESS_IS_VALID)
# Let's check the stack traces of the attached process.
stacktraces = lldbutil.print_stacktraces(process, string_buffer=True)
self.expect(stacktraces,
exe=False,
substrs=['main.c:%d' % self.line2, '(int)argc=2'])
def doLaunch(self, stop_at_entry, args):
""" Handle process launch. """
error = lldb.SBError()
fs = self.target.GetExecutable()
exe = os.path.join(fs.GetDirectory(), fs.GetFilename())
if self.process is not None and self.process.IsValid():
pid = self.process.GetProcessID()
state = state_type_to_str(self.process.GetState())
self.process.Destroy()
launchInfo = lldb.SBLaunchInfo(args.split(' '))
self.process = self.target.Launch(launchInfo, error)
if not error.Success():
sys.stderr.write("Error during launch: " + str(error))
return
# launch succeeded, store pid and add some event listeners
self.pid = self.process.GetProcessID()
self.processListener = lldb.SBListener("process_event_listener")
self.process.GetBroadcaster().AddListener(self.processListener, lldb.SBProcess.eBroadcastBitStateChanged)
print "Launched %s %s (pid=%d)" % (exe, args, self.pid)
if not stop_at_entry:
self.doContinue()
else:
self.processPendingEvents(self.eventDelayLaunch)
def test_launch_fail(self):
class MyResponder(MockGDBServerResponder):
# Pretend we don't have any process during the initial queries.
def qC(self):
return "E42"
def qfThreadInfo(self):
return "OK" # No threads.
# Then, when we are asked to attach, error out.
def A(self, packet):
return "E47"
self.server.responder = MyResponder()
target = self.createTarget("a.yaml")
process = self.connect(target)
lldbutil.expect_state_changes(self, self.dbg.GetListener(), process,
[lldb.eStateConnected])
error = lldb.SBError()
target.Launch(lldb.SBListener(), None, None, None, None, None, None, 0,
True, error)
self.assertEquals("'A' packet returned an error: 71",
error.GetCString())
def __init__(self, vimx):
""" Creates the LLDB SBDebugger object and more! """
import logging
self.logger = logging.getLogger(__name__)
self.logger.setLevel(logging.INFO)
self._sink = open('/dev/null')
self._dbg = lldb.SBDebugger.Create()
self._dbg.SetOutputFileHandle(self._sink, False)
self._ipreter = self._dbg.GetCommandInterpreter()
self._rcx = lldb.SBListener("the_ear") # receiver
self._trx = lldb.SBBroadcaster("the_mouth") # transmitter for user events
self._trx.AddListener(self._rcx, self.CTRL_VOICE)
self._target = None
self._process = None
self._num_bps = 0
self.in_queue = Queue(maxsize=2)
self.out_queue = Queue(maxsize=1)
self.vimx = vimx
self.busy_stack = 0 # when > 0, buffers are not updated
self.buffers = VimBuffers(vimx)
self.session = Session(self, vimx)
super(Controller, self).__init__() # start the thread
def run(self):
_ = self._dbg
process = _.process
broadcaster = process.GetBroadcaster()
event = lldb.SBEvent()
listener = lldb.SBListener('ExitListener')
rc = broadcaster.AddListener(
listener, lldb.SBProcess.eBroadcastBitStateChanged)
while True:
if listener.WaitForEventForBroadcasterWithType(
lldb.eStateExited, broadcaster,
lldb.SBProcess.eBroadcastBitStateChanged, event):
# print _.sbdbg.StateAsCString(process.GetState())
if process.GetState() == lldb.eStateExited:
_.state = 'EXITED'
_.rtcode = process.GetExitStatus()
_.stop_time = time()
_.global_vars = _.get_globals()
_.clear()
break
elif process.GetState() == lldb.eStateStopped:
_.filter_frames()
frame = _.get_crash_frame()
_.crash_line = int(
frame.line_entry.GetLine().__str__())
_.rtcode = process.GetExitStatus()
_.stop_time = time()
_.global_vars = _.get_globals()
# print(frame.line_entry.GetLine())
_.state = 'STOPPED'
# _.filter_frames()
break
def connect_command(debugger, command, result, internal_dict):
# These two are passed in by the script which loads us
connect_url = internal_dict['fruitstrap_connect_url']
error = lldb.SBError()
# We create a new listener here and will use it for both target and the process.
# It allows us to prevent data races when both our code and internal lldb code
# try to process STDOUT/STDERR messages
global listener
listener = lldb.SBListener('iosdeploy_listener')
listener.StartListeningForEventClass(debugger,
lldb.SBTarget.GetBroadcasterClassName(),
lldb.SBProcess.eBroadcastBitStateChanged | lldb.SBProcess.eBroadcastBitSTDOUT | lldb.SBProcess.eBroadcastBitSTDERR)
process = lldb.target.ConnectRemote(listener, connect_url, None, error)
# Wait for connection to succeed
events = []
state = (process.GetState() or lldb.eStateInvalid)
while state != lldb.eStateConnected:
event = lldb.SBEvent()
if listener.WaitForEvent(1, event):
state = process.GetStateFromEvent(event)
events.append(event)
else:
state = lldb.eStateInvalid
# Add events back to queue, otherwise lldb freezes
for event in events:
listener.AddEvent(event)
def test_stdio_pty(self):
target = self._create_target()
info = target.GetLaunchInfo()
info.SetArguments([
"stdin:stdin",
"stdout:STDOUT CONTENT\n",
"stderr:STDERR CONTENT\n",
"dump:" + self.getBuildArtifact("state.log"),
], False)
listener = lldb.SBListener("test_stdio")
info.SetListener(listener)
self.dbg.SetAsync(True)
error = lldb.SBError()
process = target.Launch(info, error)
self.assertSuccess(error)
lldbutil.expect_state_changes(self, listener, process,
[lldb.eStateRunning])
process.PutSTDIN("STDIN CONTENT\n")
lldbutil.expect_state_changes(self, listener, process,
[lldb.eStateExited])
# Echoed stdin, stdout and stderr. With a pty we cannot split standard
# output and error.
self.assertEqual(
process.GetSTDOUT(1000),
"STDIN CONTENT\r\nSTDOUT CONTENT\r\nSTDERR CONTENT\r\n")
with open(self.getBuildArtifact("state.log")) as s:
state = json.load(s)
self.assertEqual(state["stdin"], "STDIN CONTENT\n")
def test_with_attach_to_process_with_id_api(self):
"""Create target, spawn a process, and attach to it with process id."""
self.build(dictionary=self.d)
self.setTearDownCleanup(dictionary=self.d)
target = self.dbg.CreateTarget(self.exe)
# Spawn a new process
popen = self.spawnSubprocess(self.exe, ["abc", "xyz"])
self.addTearDownHook(self.cleanupSubprocesses)
# Give the subprocess time to start and wait for user input
time.sleep(0.25)
listener = lldb.SBListener("my.attach.listener")
error = lldb.SBError()
process = target.AttachToProcessWithID(listener, popen.pid, error)
self.assertTrue(error.Success() and process, PROCESS_IS_VALID)
# Let's check the stack traces of the attached process.
import lldbsuite.test.lldbutil as lldbutil
stacktraces = lldbutil.print_stacktraces(process, string_buffer=True)
self.expect(stacktraces,
exe=False,
substrs=['main.c:{0:d}'.format(self.line2), '(int)argc=3'])
def start_breakpoint_listener(target):
"""Listens for breakpoints being added and adds new ones to the callback
registration list"""
listener = lldb.SBListener("breakpoint listener")
def listen():
event = lldb.SBEvent()
try:
while True:
if listener.WaitForEvent(120, event):
if lldb.SBBreakpoint.EventIsBreakpointEvent(event) and \
lldb.SBBreakpoint.GetBreakpointEventTypeFromEvent(event) == \
lldb.eBreakpointEventTypeAdded:
global new_breakpoints
breakpoint = lldb.SBBreakpoint.GetBreakpointFromEvent(event)
print_debug("breakpoint added, id = " + str(breakpoint.id))
new_breakpoints.append(breakpoint.id)
except:
print_debug("breakpoint listener shutting down")
# Start the listener and let it run as a daemon
listener_thread = threading.Thread(target=listen)
listener_thread.daemon = True
listener_thread.start()
# Register the listener with the target
target.GetBroadcaster().AddListener(listener, lldb.SBTarget.eBroadcastBitBreakpointChanged)
def __init__(self, sync):
self.sync = sync
self.process = sync.process
self.listener = lldb.SBListener('ret_sync listener')
self.broadcaster = self.process.GetBroadcaster()
self.broadcaster.AddListener(self.listener, lldb.SBProcess.eBroadcastBitStateChanged)
self.event = lldb.SBEvent()
super(EventHandlerThread, self).__init__()
def test_SBListener(self):
obj = lldb.SBListener()
if self.TraceOn():
print obj
self.assertFalse(obj)
# Do fuzz testing on the invalid obj, it should not crash lldb.
import sb_listener
sb_listener.fuzz_obj(obj)
def fuzz_obj(obj):
obj.GetProcess()
listener = lldb.SBListener()
error = lldb.SBError()
obj.Launch(listener, None, None, None, None, None, None, 0, True, error)
obj.LaunchSimple(None, None, None)
obj.AttachToProcessWithID(listener, 123, error)
obj.AttachToProcessWithName(listener, 'lldb', False, error)
obj.ConnectRemote(listener, "connect://to/here", None, error)
obj.GetExecutable()
obj.GetNumModules()
obj.GetModuleAtIndex(0xffffffff)
obj.GetDebugger()
filespec = lldb.SBFileSpec()
obj.FindModule(filespec)
sc_list = obj.FindFunctions("the_func")
sc_list = obj.FindFunctions("the_func", lldb.eFunctionNameTypeAny)
obj.FindFirstType("dont_care")
obj.FindTypes("dont_care")
obj.FindFirstType(None)
obj.GetInstructions(lldb.SBAddress(), bytearray())
obj.GetSourceManager()
obj.FindGlobalVariables("my_global_var", 1)
address = obj.ResolveLoadAddress(0xffff)
obj.ResolveSymbolContextForAddress(address, 0)
obj.BreakpointCreateByLocation("filename", 20)
obj.BreakpointCreateByLocation(filespec, 20)
obj.BreakpointCreateByName("func", None)
obj.BreakpointCreateByRegex("func.", None)
obj.BreakpointCreateByAddress(0xf0f0)
obj.GetNumBreakpoints()
obj.GetBreakpointAtIndex(0)
obj.BreakpointDelete(0)
obj.FindBreakpointByID(0)
obj.EnableAllBreakpoints()
obj.DisableAllBreakpoints()
obj.DeleteAllBreakpoints()
obj.GetNumWatchpoints()
obj.GetWatchpointAtIndex(0)
obj.DeleteWatchpoint(0)
obj.FindWatchpointByID(0)
obj.EnableAllWatchpoints()
obj.DisableAllWatchpoints()
obj.DeleteAllWatchpoints()
obj.GetAddressByteSize()
obj.GetByteOrder()
obj.GetTriple()
error = lldb.SBError()
obj.WatchAddress(123, 8, True, True, error)
obj.GetBroadcaster()
obj.GetDescription(lldb.SBStream(), lldb.eDescriptionLevelBrief)
obj.Clear()
for module in obj.module_iter():
s = str(module)
for bp in obj.breakpoint_iter():
s = str(bp)
for wp in obj.watchpoint_iter():
s = str(wp)
def test_launch_A(self):
class MyResponder(MockGDBServerResponder):
def __init__(self, *args, **kwargs):
self.started = False
return super().__init__(*args, **kwargs)
def qC(self):
if self.started:
return "QCp10.10"
else:
return "E42"
def qfThreadInfo(self):
if self.started:
return "mp10.10"
else:
return "E42"
def qsThreadInfo(self):
return "l"
def A(self, packet):
self.started = True
return "OK"
def qLaunchSuccess(self):
if self.started:
return "OK"
return "E42"
self.server.responder = MyResponder()
target = self.createTarget("a.yaml")
# NB: apparently GDB packets are using "/" on Windows too
exe_path = self.getBuildArtifact("a").replace(os.path.sep, '/')
exe_hex = binascii.b2a_hex(exe_path.encode()).decode()
process = self.connect(target)
lldbutil.expect_state_changes(self, self.dbg.GetListener(), process,
[lldb.eStateConnected])
target.Launch(
lldb.SBListener(),
["arg1", "arg2", "arg3"], # argv
[], # envp
None, # stdin_path
None, # stdout_path
None, # stderr_path
None, # working_directory
0, # launch_flags
True, # stop_at_entry
lldb.SBError()) # error
self.assertTrue(process, PROCESS_IS_VALID)
self.assertEqual(process.GetProcessID(), 16)
self.assertPacketLogContains([
"A%d,0,%s,8,1,61726731,8,2,61726732,8,3,61726733" %
(len(exe_hex), exe_hex),
])
def test_with_python_api(self):
"""Test that adding, deleting and modifying watchpoints sends the appropriate events."""
self.build()
exe = os.path.join(os.getcwd(), "a.out")
target = self.dbg.CreateTarget(exe)
self.assertTrue(target, VALID_TARGET)
self.main_source_spec = lldb.SBFileSpec(self.main_source)
break_in_main = target.BreakpointCreateBySourceRegex(
'// Put a breakpoint here.', self.main_source_spec)
self.assertTrue(break_in_main, VALID_BREAKPOINT)
# Now launch the process, and do not stop at entry point.
process = target.LaunchSimple(None, None,
self.get_process_working_directory())
self.assertTrue(process, PROCESS_IS_VALID)
# The stop reason of the thread should be breakpoint.
threads = lldbutil.get_threads_stopped_at_breakpoint(
process, break_in_main)
if len(threads) != 1:
self.fail("Failed to stop at first breakpoint in main.")
thread = threads[0]
frame = thread.GetFrameAtIndex(0)
local_var = frame.FindVariable("local_var")
self.assertTrue(local_var.IsValid())
self.listener = lldb.SBListener("com.lldb.testsuite_listener")
self.target_bcast = target.GetBroadcaster()
self.target_bcast.AddListener(
self.listener, lldb.SBTarget.eBroadcastBitWatchpointChanged)
self.listener.StartListeningForEvents(
self.target_bcast, lldb.SBTarget.eBroadcastBitWatchpointChanged)
error = lldb.SBError()
local_watch = local_var.Watch(True, True, True, error)
if not error.Success():
self.fail("Failed to make watchpoint for local_var: %s" %
(error.GetCString()))
self.GetWatchpointEvent(lldb.eWatchpointEventTypeAdded)
# Now change some of the features of this watchpoint and make sure we get events:
local_watch.SetEnabled(False)
self.GetWatchpointEvent(lldb.eWatchpointEventTypeDisabled)
local_watch.SetIgnoreCount(10)
self.GetWatchpointEvent(lldb.eWatchpointEventTypeIgnoreChanged)
local_watch.SetCondition("1 == 2")
self.GetWatchpointEvent(lldb.eWatchpointEventTypeConditionChanged)
def test_process_attach_with_wrong_arch(self):
"""Test that when we attach to a binary from the wrong fork of
a universal binary, we fix up the ABI correctly."""
if not haswellOrLater():
return
# Now keep the architecture at x86_64, but switch the binary
# we launch to x86_64h, and make sure on attach we switch to
# the correct architecture.
# Invoke the default build rule.
self.build()
# Note that "testit" is a universal binary.
exe = self.getBuildArtifact("testit")
# Create a target by the debugger.
target = self.dbg.CreateTargetWithFileAndTargetTriple(
exe, "x86_64-apple-macosx")
self.assertTrue(target, VALID_TARGET)
self.expect("image list -A -b", substrs=["x86_64 testit"])
bkpt = target.BreakpointCreateBySourceRegex(
"sleep", lldb.SBFileSpec("main.c"))
self.assertTrue(bkpt.IsValid(), "Valid breakpoint")
self.assertTrue(
bkpt.GetNumLocations() >= 1,
"Our main breakpoint has locations.")
popen = self.spawnSubprocess(exe, ["keep_waiting"])
self.addTearDownHook(self.cleanupSubprocesses)
error = lldb.SBError()
empty_listener = lldb.SBListener()
process = target.AttachToProcessWithID(
empty_listener, popen.pid, error)
self.assertTrue(error.Success(), "Attached to process.")
self.expect("image list -A -b", substrs=["x86_64h testit"])
# It may seem odd to check the number of frames, but the bug
# that motivated this test was that we eventually fixed the
# architecture, but we left the ABI set to the original value.
# In that case, if you asked the process for its architecture,
# it would look right, but since the ABI was wrong,
# backtracing failed.
threads = lldbutil.continue_to_breakpoint(process, bkpt)
self.assertTrue(len(threads) == 1)
thread = threads[0]
self.assertTrue(
thread.GetNumFrames() > 1,
"We were able to backtrace.")
def fuzz_obj(obj):
obj.BroadcastEventByType(lldb.eBreakpointEventTypeInvalidType, True)
obj.BroadcastEvent(lldb.SBEvent(), False)
listener = lldb.SBListener("fuzz_testing")
obj.AddInitialEventsToListener(listener, 0xffffffff)
obj.AddInitialEventsToListener(listener, 0)
obj.AddListener(listener, 0xffffffff)
obj.AddListener(listener, 0)
obj.GetName()
obj.EventTypeHasListeners(0)
obj.RemoveListener(listener, 0xffffffff)
obj.RemoveListener(listener, 0)
obj.Clear()
def test_launch_QEnvironmentHexEncoded_only(self):
class MyResponder(MockGDBServerResponder):
def qC(self):
return "E42"
def qfThreadInfo(self):
return "E42"
def vRun(self, packet):
self.started = True
return "E28"
def QEnvironment(self, packet):
return ""
self.server.responder = MyResponder()
target = self.createTarget("a.yaml")
process = self.connect(target)
lldbutil.expect_state_changes(self, self.dbg.GetListener(), process,
[lldb.eStateConnected])
target.Launch(
lldb.SBListener(),
[], # argv
[
"PLAIN=foo",
"NEEDSENC=frob$",
"NEEDSENC2=fr*ob",
"NEEDSENC3=fro}b",
"NEEDSENC4=f#rob",
"EQUALS=foo=bar",
], # envp
None, # stdin_path
None, # stdout_path
None, # stderr_path
None, # working_directory
0, # launch_flags
True, # stop_at_entry
lldb.SBError()) # error
self.assertPacketLogContains([
"QEnvironmentHexEncoded:504c41494e3d666f6f",
"QEnvironmentHexEncoded:4e45454453454e433d66726f6224",
"QEnvironmentHexEncoded:4e45454453454e43323d66722a6f62",
"QEnvironmentHexEncoded:4e45454453454e43333d66726f7d62",
"QEnvironmentHexEncoded:4e45454453454e43343d6623726f62",
"QEnvironmentHexEncoded:455155414c533d666f6f3d626172",
])
def doAttach(self, process_name):
""" Handle process attach. """
error = lldb.SBError()
self.processListener = lldb.SBListener("process_event_listener")
self.target = self.dbg.CreateTarget('')
self.process = self.target.AttachToProcessWithName(self.processListener, process_name, False, error)
if not error.Success():
sys.stderr.write("Error during attach: " + str(error))
return
self.ui.activate()
self.pid = self.process.GetProcessID()
print "Attached to %s (pid=%d)" % (process_name, self.pid)
def test_process_attach_with_wrong_arch(self):
"""Test that when we attach to a binary from the wrong fork of a universal binary, we fix up the ABI correctly."""
# Now keep the architecture at 32 bit, but switch the binary we launch to
# 64 bit, and make sure on attach we switch to the correct
# architecture.
# Invoke the default build rule.
self.build()
# Note that "testit" is a universal binary.
exe = os.path.join(os.getcwd(), "testit")
# Create a target by the debugger.
target = self.dbg.CreateTargetWithFileAndTargetTriple(
exe, "i386-apple-macosx")
self.assertTrue(target, VALID_TARGET)
pointer_size = target.GetAddressByteSize()
self.assertTrue(pointer_size == 4, "Initially we were 32 bit.")
bkpt = target.BreakpointCreateBySourceRegex("sleep",
lldb.SBFileSpec("main.c"))
self.assertTrue(bkpt.IsValid(), "Valid breakpoint")
self.assertTrue(bkpt.GetNumLocations() >= 1,
"Our main breakpoint has locations.")
popen = self.spawnSubprocess(exe, ["keep_waiting"])
self.addTearDownHook(self.cleanupSubprocesses)
error = lldb.SBError()
empty_listener = lldb.SBListener()
process = target.AttachToProcessWithID(empty_listener, popen.pid,
error)
self.assertTrue(error.Success(), "Attached to process.")
pointer_size = target.GetAddressByteSize()
self.assertTrue(pointer_size == 8, "We switched to 64 bit.")
# It may seem odd that I am checking the number of frames, but the bug that
# motivated this test was that we eventually fixed the architecture, but we
# left the ABI set to the original value. In that case, if you asked the
# process for its architecture, it would look right, but since the ABI was
# wrong, backtracing failed.
threads = lldbutil.continue_to_breakpoint(process, bkpt)
self.assertTrue(len(threads) == 1)
thread = threads[0]
self.assertTrue(thread.GetNumFrames() > 1,
"We were able to backtrace.")
def __init__(self, server, location_serializer, remote_object_manager,
module_source_path_updater, thread_manager, process):
Thread.__init__(self)
self.daemon = True
self.server = server
self.location_serializer = location_serializer
self.remote_object_manager = remote_object_manager
self.module_source_path_updater = module_source_path_updater
self.listener = lldb.SBListener('Chrome Dev Tools Listener')
self.thread_manager = thread_manager
self._add_listener_to_process(process)
self._broadcast_process_state(process)
self._add_listener_to_target(process.target)
def listen():
listener = DBG.GetListener()
process = DBG.GetSelectedTarget().GetProcess()
print('Target: %s' % DBG.GetSelectedTarget())
if process is not None:
print('process: %s' % DBG.StateAsCString(process.GetState()))
broadcaster = process.GetBroadcaster()
event = lldb.SBEvent()
listener = lldb.SBListener('my listener')
rc = broadcaster.AddListener(listener,
lldb.SBProcess.eBroadcastBitStateChanged)
if rc == 1:
print('rc: %s' % rc)
GetEvents(listener, broadcaster, 4)
def doAttachById(self, process_id):
""" Handle process attach. """
logging.debug("LLDBController.doAttachById")
error = lldb.SBError()
self.processListener = lldb.SBListener("process_event_listener")
self.target = self.dbg.CreateTarget("")
self.process = self.target.AttachToProcessWithID(
self.processListener, int(process_id), error)
if not error.Success():
sys.stderr.write("Error during attach: " + str(error))
return
self.ui.activate()
self.pid = self.process.GetProcessID()
print("Attached to %s (pid=%d)" % (process_id, self.pid))
def attach_and_stop(self, wait_for_process=False):
error = lldb.SBError()
listener = lldb.SBListener()
self.debugger = lldb.SBDebugger.Create()
# We don't want to handle process events for now
self.debugger.SetAsync(False)
self.target = self.debugger.CreateTarget(self.process_name)
self.process = self.target.AttachToProcessWithName(
listener, self.process_name, wait_for_process, error)
if not error.Success():
raise Exception(str(error))
self.thread = self.process.GetSelectedThread()
self.frame = self.thread.GetSelectedFrame()
def test_with_attach_to_process_with_name_api(self):
"""Create target, spawn a process, and attach to it with process name."""
exe = '%s_%d'%(self.testMethodName, os.getpid())
d = {'EXE': exe}
self.build(dictionary=d)
self.setTearDownCleanup(dictionary=d)
target = self.dbg.CreateTarget(self.getBuildArtifact(exe))
# Spawn a new process.
token = exe+'.token'
if not lldb.remote_platform:
token = self.getBuildArtifact(token)
if os.path.exists(token):
os.remove(token)
popen = self.spawnSubprocess(self.getBuildArtifact(exe), [token])
self.addTearDownHook(self.cleanupSubprocesses)
lldbutil.wait_for_file_on_target(self, token)
listener = lldb.SBListener("my.attach.listener")
error = lldb.SBError()
# Pass 'False' since we don't want to wait for new instance of
# "hello_world" to be launched.
name = os.path.basename(exe)
# While we're at it, make sure that passing a None as the process name
# does not hang LLDB.
target.AttachToProcessWithName(listener, None, False, error)
# Also boundary condition test ConnectRemote(), too.
target.ConnectRemote(listener, None, None, error)
process = target.AttachToProcessWithName(listener, name, False, error)
self.assertSuccess(error)
self.assertTrue(process, PROCESS_IS_VALID)
# Verify that after attach, our selected target indeed matches name.
self.expect(
self.dbg.GetSelectedTarget().GetExecutable().GetFilename(),
exe=False,
startstr=name)
# Let's check the stack traces of the attached process.
stacktraces = lldbutil.print_stacktraces(process, string_buffer=True)
self.expect(stacktraces, exe=False,
substrs=['main.c:%d' % self.line2,
'(int)argc=2'])
def DEBUG_initialize(self, args):
self.line_offset = 0 if args.get('linesStartAt1', True) else 1
self.col_offset = 0 if args.get('columnsStartAt1', True) else 1
self.debugger = lldb.SBDebugger.Create()
log.info('LLDB version: %s', self.debugger.GetVersionString())
self.debugger.SetAsync(True)
self.event_listener = lldb.SBListener('DebugSession')
listener_handler = debugevents.AsyncListener(
self.event_listener,
self.event_loop.make_dispatcher(self.handle_debugger_event))
self.listener_handler_token = listener_handler.start()
return {
'supportsConfigurationDoneRequest': True,
'supportsEvaluateForHovers': True,
'supportsFunctionBreakpoints': True,
'supportsConditionalBreakpoints': True,
'supportsSetVariable': True
}
