debug: dump asyncio tasks

This commit is contained in:
Maximilian Hils 2020-11-21 19:48:55 +01:00
parent 9b7dfb0fc9
commit 9b0c4e2338
2 changed files with 83 additions and 52 deletions

View File

@ -1,14 +1,17 @@
import asyncio
import gc
import linecache
import os
import platform
import signal
import sys
import threading
import traceback
from contextlib import redirect_stdout
from OpenSSL import SSL
from mitmproxy import version
from mitmproxy.utils import asyncio_utils
def dump_system_info():
@ -24,49 +27,50 @@ def dump_system_info():
def dump_info(signal=None, frame=None, file=sys.stdout, testing=False): # pragma: no cover
print("****************************************************", file=file)
print("Summary", file=file)
print("=======", file=file)
with redirect_stdout(file):
print("****************************************************")
print("Summary")
print("=======")
try:
import psutil
except:
print("(psutil not installed, skipping some debug info)", file=file)
print("(psutil not installed, skipping some debug info)")
else:
p = psutil.Process()
print("num threads: ", p.num_threads(), file=file)
print("num threads: ", p.num_threads())
if hasattr(p, "num_fds"):
print("num fds: ", p.num_fds(), file=file)
print("memory: ", p.memory_info(), file=file)
print("num fds: ", p.num_fds())
print("memory: ", p.memory_info())
print(file=file)
print("Files", file=file)
print("=====", file=file)
print()
print("Files")
print("=====")
for i in p.open_files():
print(i, file=file)
print(i)
print(file=file)
print("Connections", file=file)
print("===========", file=file)
print()
print("Connections")
print("===========")
for i in p.connections():
print(i, file=file)
print(i)
print(file=file)
print("Threads", file=file)
print("=======", file=file)
print()
print("Threads")
print("=======")
bthreads = []
for i in threading.enumerate():
if hasattr(i, "_threadinfo"):
bthreads.append(i)
else:
print(i.name, file=file)
print(i.name)
bthreads.sort(key=lambda x: x._thread_started)
for i in bthreads:
print(i._threadinfo(), file=file)
print(i._threadinfo())
print(file=file)
print("Memory", file=file)
print("=======", file=file)
print()
print("Memory")
print("=======")
gc.collect()
d = {}
for i in gc.get_objects():
@ -76,8 +80,26 @@ def dump_info(signal=None, frame=None, file=sys.stdout, testing=False): # pragm
itms = list(d.items())
itms.sort(key=lambda x: x[1])
for i in itms[-20:]:
print(i[1], i[0], file=file)
print("****************************************************", file=file)
print(i[1], i[0])
try:
if sys.version_info < (3, 8):
raise RuntimeError
asyncio.get_running_loop()
except RuntimeError:
pass
else:
print()
print("Tasks")
print("=======")
for task in asyncio.all_tasks():
f = task.get_stack(limit=1)[0]
line = linecache.getline(f.f_code.co_filename, f.f_lineno, f.f_globals).strip()
line = f"{line} # at {os.path.basename(f.f_code.co_filename)}:{f.f_lineno}"
print(f"{asyncio_utils.task_repr(task)}\n"
f" {line}")
print("****************************************************")
if not testing:
sys.exit(1)

View File

@ -17,6 +17,15 @@ def test_dump_info():
cs = io.StringIO()
debug.dump_info(None, None, file=cs, testing=True)
assert cs.getvalue()
assert "Tasks" not in cs.getvalue()
@pytest.mark.asyncio
async def test_dump_info_async():
cs = io.StringIO()
debug.dump_info(None, None, file=cs, testing=True)
if sys.version_info >= (3,8):
assert "Tasks" in cs.getvalue()
def test_dump_stacks():