def get_threads_info(self):
"""
Return information about available threads.
"""
threads = []
for thread_id, frame in sys._current_frames().items():
frame_list = []
while frame:
frame_str = "%s:%s %s:\n" % (frame.f_code.co_filename,
frame.f_lineno,
frame.f_code.co_name)
for key, value in frame.f_locals.items():
value = WatchDog.repr_(value)
if len(value) > 500:
value = value[:500] + "..."
frame_str += "| %12s = %s" % (key, value)
frame = frame.f_back
frame_list.append(frame_str.rstrip())
threads.append({
'thread_id': thread_id,
'thread_name': self.get_thread_name(thread_id),
'frames': frame_list
})
return threads
def print_all_stacks(self):
def repr_(value):
try:
return repr(value)
except:
return "<Error while REPRing value>"
def get_thread_name(thread_id):
for thread in threading.enumerate():
if thread.ident == thread_id:
return thread.name
return "Unknown"
self.printe("\n*** STACKTRACE - START ***\n")
for thread_id, frame in sys._current_frames().items():
self.printe("\n### ThreadID: %s Thread name: %s" % (thread_id, get_thread_name(thread_id)))
self.printe("Locals by frame, innermost last:")
while frame:
self.printe("%s:%s %s:" % (frame.f_code.co_filename,
frame.f_lineno, frame.f_code.co_name))
for key, value in frame.f_locals.items():
value = repr_(value)
if len(value) > 500:
value = value[:500] + "..."
self.printe("| %12s = %s" % (key, value))
frame = frame.f_back
self.printe("\n*** STACKTRACE - END ***\n")
def print_all_stacks(self):
def repr_(value):
try:
return repr(value)
except:
return "<Error while REPRing value>"
thread_names = {t.ident: t.name for t in threading.enumerate()}
self.printe("\n*** STACKTRACE - START ***\n")
for thread_id, frame in sys._current_frames().items():
self.printe("\n### ThreadID: %s Thread name: %s" % (thread_id, thread_names[thread_id]))
self.printe("Locals by frame, innermost last:")
while frame:
self.printe("%s:%s %s:" % (frame.f_code.co_filename, frame.f_lineno, frame.f_code.co_name))
for key, value in frame.f_locals.items():
value = repr_(value)
if len(value) > 500:
value = value[:500] + "..."
self.printe("| %12s = %s" % (key, value))
frame = frame.f_back
self.printe("\n*** STACKTRACE - END ***\n")
def look_for_deadlocks(self):
for thread_id, stack in sys._current_frames().items():
if thread_id not in self.stacks or self.stacks[thread_id] != stack:
self.stacks[thread_id] = stack
self.times[thread_id] = time()
elif time() - self.times[thread_id] >= self.max_same_stack_time:
self.printe("\n*** POSSIBLE DEADLOCK IN THREAD %d DETECTED: - ***\n" % thread_id)
self.deadlock_found = True
self.stacks.pop(thread_id)
self.times.pop(thread_id)
self.print_all_stacks()
def look_for_deadlocks(self):
for thread_id, stack in sys._current_frames().items():
if thread_id not in self.stacks or self.stacks[thread_id] != stack:
self.stacks[thread_id] = stack
self.times[thread_id] = time()
elif time() - self.times[thread_id] >= self.max_same_stack_time:
self.printe("\n*** POSSIBLE DEADLOCK IN THREAD %d DETECTED: - ***\n" % thread_id)
self.deadlock_found = True
self.stacks.pop(thread_id)
self.times.pop(thread_id)
self.print_all_stacks()
def print_all_stacks(self):
self.printe("\n*** STACKTRACE - START ***\n")
for thread_id, frame in sys._current_frames().items():
self.printe(f"\n### ThreadID: {thread_id} Thread name: {self.get_thread_name(thread_id)}")
self.printe("Locals by frame, innermost last:")
while frame:
self.printe(f"{frame.f_code.co_filename}:{frame.f_lineno} {frame.f_code.co_name}:")
for key, value in frame.f_locals.items():
value = WatchDog.repr_(value)
if len(value) > 500:
value = value[:500] + "..."
self.printe(f"| {key:>12} = {value}")
frame = frame.f_back
self.printe("\n*** STACKTRACE - END ***\n")
def print_all_stacks(self):
self.printe("\n*** STACKTRACE - START ***\n")
for thread_id, frame in sys._current_frames().items():
self.printe("\n### ThreadID: %s Thread name: %s" % (thread_id, self.get_thread_name(thread_id)))
self.printe("Locals by frame, innermost last:")
while frame:
self.printe("%s:%s %s:" % (frame.f_code.co_filename,
frame.f_lineno, frame.f_code.co_name))
for key, value in frame.f_locals.items():
value = WatchDog.repr_(value)
if len(value) > 500:
value = value[:500] + "..."
self.printe("| %12s = %s" % (key, value))
frame = frame.f_back
self.printe("\n*** STACKTRACE - END ***\n")
def print_all_stacks(self):
self.printe("\n*** STACKTRACE - START ***\n")
for thread_id, frame in sys._current_frames().items():
self.printe("\n### ThreadID: %s Thread name: %s" % (thread_id, self.get_thread_name(thread_id)))
self.printe("Locals by frame, innermost last:")
while frame:
self.printe("%s:%s %s:" % (frame.f_code.co_filename,
frame.f_lineno, frame.f_code.co_name))
for key, value in frame.f_locals.items():
value = WatchDog.repr_(value)
if len(value) > 500:
value = value[:500] + "..."
self.printe("| %12s = %s" % (key, value))
frame = frame.f_back
self.printe("\n*** STACKTRACE - END ***\n")
def get_threads_info(self):
"""
Return information about available threads.
"""
threads = []
for thread_id, frame in sys._current_frames().items():
frame_list = []
while frame:
frame_str = f"{frame.f_code.co_filename}:{frame.f_lineno} {frame.f_code.co_name}:\n"
for key, value in frame.f_locals.items():
value = repr(value)
if len(value) > 500:
value = value[:500] + "..."
frame_str += f"| {key: >12} = {value}"
frame = frame.f_back
frame_list.append(frame_str.rstrip())
threads.append({
'thread_id': thread_id,
'thread_name': self.get_thread_name(thread_id),
'frames': frame_list
})
return threads
def get_threads_info(self):
"""
Return information about available threads.
"""
threads = []
for thread_id, frame in sys._current_frames().items():
frame_list = []
while frame:
frame_str = "%s:%s %s:\n" % (frame.f_code.co_filename, frame.f_lineno, frame.f_code.co_name)
for key, value in frame.f_locals.items():
value = WatchDog.repr_(value)
if len(value) > 500:
value = value[:500] + "..."
frame_str += "| %12s = %s" % (key, value)
frame = frame.f_back
frame_list.append(frame_str.rstrip())
threads.append({
'thread_id': thread_id,
'thread_name': self.get_thread_name(thread_id),
'frames': frame_list
})
return threads
