class DebuggerDomain(HandlerDomain):
def __init__(self,
runtimeDomain,
fileManager,
remoteObjectManager,
basepath='.',
**kwargs):
HandlerDomain.__init__(self, **kwargs)
self.runtimeDomain = runtimeDomain
self.fileManager = fileManager
self.remoteObjectManager = remoteObjectManager
self.locationSerializer = serialize.LocationSerializer(
fileManager, basepath)
self.moduleSourcePathUpdater = ModuleSourcePathUpdater(
self.debugger.GetSelectedTarget(), fileManager, basepath)
self.thread_manager = ThreadManager(self.socket,
self.locationSerializer,
self.remoteObjectManager)
@property
def name(self):
return 'Debugger'
@handler()
def canSetScriptSource(self, params):
# Return False, becuase we don't support
# changing source at runtime.
return {"result": False}
@handler()
def continueToLocation(self, params):
# TODO(williamsc) - This is probably setting a one off breakpoint and continuing.
raise UndefinedHandlerError('continueToLocation not implemented')
@handler()
def disable(self, params):
# Not exactly the same as disable. Detach() might be closer to
# what Chrome Dev Tools is trying to do.
self.debugger.GetSelectedTarget().DisableAllBreakpoints()
return {}
@handler()
def enable(self, params):
process = self.debugger.GetSelectedTarget().process
self.event_thread = LLDBListenerThread(
server=self.socket,
location_serializer=self.locationSerializer,
remote_object_manager=self.remoteObjectManager,
module_source_path_updater=self.moduleSourcePathUpdater,
thread_manager=self.thread_manager,
process=process)
self.moduleSourcePathUpdater.modules_updated()
self.event_thread.start()
return {}
@handler()
def evaluateOnCallFrame(self, params):
frameId = params['callFrameId']
thread, frame = frameId.split('.')
# TODO: These return booleans to indicate success. Throw something if False.
self.debugger.GetSelectedTarget().process.SetSelectedThreadByIndexID(
int(thread))
self.debugger.GetSelectedTarget().process.GetSelectedThread(
).SetSelectedFrame(int(frame))
return self.runtimeDomain.evaluate(params)
@handler()
def getScriptSource(self, params):
filelike = self.fileManager.get_by_script_id(params['scriptId'])
if filelike:
return {'scriptSource': filelike.script_source}
else:
return {'scriptSource': '<Failed to fetch source.>'}
@handler()
def pause(self, params):
self.debugger.GetSelectedTarget().process.Stop()
return {}
@handler()
def removeBreakpoint(self, params):
self.debugger.GetSelectedTarget().BreakpointDelete(
int(params['breakpointId']))
return {}
@handler()
def resume(self, params):
self.debugger.GetSelectedTarget().process.Continue()
return {}
@handler()
def selectThread(self, params):
threadId = params['threadId']
self.debugger.GetSelectedTarget().process.SetSelectedThreadByID(
threadId)
return {}
@handler()
def getThreadStack(self, params):
threadId = params['threadId']
thread = self.debugger.GetSelectedTarget().process.GetThreadByID(
threadId)
params = {"callFrames": []}
if not thread == None:
params["callFrames"] = self.thread_manager.get_thread_stack(thread)
return params
@handler()
def searchInContent(self, params):
raise UndefinedHandlerError('searchInContent not implemented')
@handler()
def setBreakpoint(self, params):
filelike = self.fileManager.get_by_script_id(
params['location']['scriptId'])
if not filelike or not isinstance(filelike, file_manager.File):
# Only support setting breakpoints in real files.
return {}
return self._set_breakpoint_by_filespec(
filelike.server_obj,
int(params['location']['lineNumber']) + 1)
@handler()
def setBreakpointByUrl(self, params):
filelike = self.fileManager.get_by_client_url(params['url'])
if not filelike or not isinstance(filelike, file_manager.File):
raise RuntimeError('Cannot find file for breakpoint.')
return self._set_breakpoint_by_filespec(filelike.server_obj,
int(params['lineNumber']) + 1)
@handler()
def setBreakpointsActive(self, params):
if params['active']:
self.debugger.GetSelectedTarget().EnableAllBreakpoints()
else:
self.debugger.GetSelectedTarget().DisableAllBreakpoints()
return {}
@handler()
def setPauseOnExceptions(self, params):
# TODO(williamsc) - Support add support for pausing on exceptions
raise UndefinedHandlerError('setPauseOnExceptions not implemented')
@handler()
def setScriptSource(self, params):
raise UndefinedHandlerError('setScriptSource not supported for LLDB')
@handler()
def stepInto(self, params):
self.debugger.GetSelectedTarget().GetProcess().GetSelectedThread(
).StepInto()
return {}
@handler()
def stepOut(self, params):
self.debugger.GetSelectedTarget().GetProcess().GetSelectedThread(
).StepOut()
return {}
@handler()
def stepOver(self, params):
self.debugger.GetSelectedTarget().GetProcess().GetSelectedThread(
).StepOver()
return {}
def _set_breakpoint_by_filespec(self, filespec, line):
breakpoint = self.debugger.GetSelectedTarget(
).BreakpointCreateByLocation(filespec, line)
return {
'breakpointId':
str(breakpoint.id),
'locations':
self.locationSerializer.get_breakpoint_locations(breakpoint),
}
class DebuggerDomain(HandlerDomain):
'''Implement Chrome debugger domain protocol and
convert into lldb python API.
'''
def __init__(self, runtimeDomain, fileManager, remoteObjectManager,
basepath='.', **kwargs):
HandlerDomain.__init__(self, **kwargs)
self.runtimeDomain = runtimeDomain
self.fileManager = fileManager
self.remoteObjectManager = remoteObjectManager
self.locationSerializer = serialize.LocationSerializer(
fileManager, basepath)
self.moduleSourcePathUpdater = ModuleSourcePathUpdater(
self.debugger.GetSelectedTarget(), fileManager, basepath)
self.thread_manager = ThreadManager(self.socket, self.locationSerializer, self.remoteObjectManager)
@property
def name(self):
return 'Debugger'
@handler()
def canSetScriptSource(self, params):
# Return False, becuase we don't support
# changing source at runtime.
return {"result": False}
@handler()
def continueToLocation(self, params):
# TODO(williamsc) - This is probably setting a one off breakpoint and continuing.
raise UndefinedHandlerError('continueToLocation not implemented')
@handler()
def disable(self, params):
# Not exactly the same as disable. Detach() might be closer to
# what Chrome Dev Tools is trying to do.
self.debugger.GetSelectedTarget().DisableAllBreakpoints()
return {}
@handler()
def enable(self, params):
process = self.debugger.GetSelectedTarget().process
self.event_thread = LLDBListenerThread(
server=self.socket,
location_serializer=self.locationSerializer,
remote_object_manager=self.remoteObjectManager,
module_source_path_updater=self.moduleSourcePathUpdater,
thread_manager = self.thread_manager,
process=process)
self.moduleSourcePathUpdater.modules_updated()
self.event_thread.start()
return {}
@handler()
def evaluateOnCallFrame(self, params):
frameId = params['callFrameId']
thread, frame = frameId.split('.')
# TODO: These return booleans to indicate success. Throw something if False.
self.debugger.GetSelectedTarget().process.SetSelectedThreadByIndexID(int(thread))
self.debugger.GetSelectedTarget().process.GetSelectedThread().SetSelectedFrame(int(frame))
return self.runtimeDomain.evaluate(params)
@handler()
def getScriptSource(self, params):
filelike = self.fileManager.get_by_script_id(params['scriptId'])
if filelike:
return {'scriptSource': filelike.script_source}
else:
return {'scriptSource': '<Failed to fetch source.>'}
@handler()
def pause(self, params):
self.debugger.GetSelectedTarget().process.Stop()
return {}
@handler()
def removeBreakpoint(self, params):
self.debugger.GetSelectedTarget().BreakpointDelete(int(params['breakpointId']))
return {}
@handler()
def resume(self, params):
self.debugger.GetSelectedTarget().process.Continue()
return {}
@handler()
def selectThread(self, params):
threadId = params['threadId']
self.debugger.GetSelectedTarget().process.SetSelectedThreadByID(threadId)
return {}
@handler()
def getThreadStack(self, params):
threadId = params['threadId']
thread = self.debugger.GetSelectedTarget().process.GetThreadByID(threadId)
params = { "callFrames": [] }
if not thread == None:
params["callFrames"] = self.thread_manager.get_thread_stack(thread)
return params
@handler()
def searchInContent(self, params):
raise UndefinedHandlerError('searchInContent not implemented')
@handler()
def setBreakpoint(self, params):
filelike = self.fileManager.get_by_script_id(params['location']['scriptId'])
if not filelike or not isinstance(filelike, file_manager.File):
# Only support setting breakpoints in real files.
return {}
return self._set_breakpoint_by_filespec(
filelike.server_obj,
int(params['location']['lineNumber']) + 1)
@handler()
def setBreakpointByUrl(self, params):
filelike = self.fileManager.get_by_client_url(params['url'])
if not filelike or not isinstance(filelike, file_manager.File):
raise RuntimeError('Cannot find file for breakpoint.')
return self._set_breakpoint_by_filespec(
filelike.server_obj,
int(params['lineNumber']) + 1)
@handler()
def setBreakpointsActive(self, params):
if params['active']:
self.debugger.GetSelectedTarget().EnableAllBreakpoints()
else:
self.debugger.GetSelectedTarget().DisableAllBreakpoints()
return {}
@handler()
def setPauseOnExceptions(self, params):
# TODO(williamsc) - Support add support for pausing on exceptions
raise UndefinedHandlerError('setPauseOnExceptions not implemented')
@handler()
def setScriptSource(self, params):
raise UndefinedHandlerError('setScriptSource not supported for LLDB')
@handler()
def stepInto(self, params):
self.debugger.GetSelectedTarget().GetProcess().GetSelectedThread().StepInto()
return {}
@handler()
def stepOut(self, params):
self.debugger.GetSelectedTarget().GetProcess().GetSelectedThread().StepOut()
return {}
@handler()
def stepOver(self, params):
self.debugger.GetSelectedTarget().GetProcess().GetSelectedThread().StepOver()
return {}
def _set_breakpoint_by_filespec(self, filespec, line):
breakpoint = self.debugger.GetSelectedTarget().BreakpointCreateByLocation(filespec, line)
return {
'breakpointId': str(breakpoint.id),
'locations':
self.locationSerializer.get_breakpoint_locations(breakpoint),
}
