mirror of
https://github.com/Grasscutters/mitmproxy.git
synced 2024-11-22 15:37:45 +00:00
88 lines
2.1 KiB
Python
88 lines
2.1 KiB
Python
import collections
|
|
import gc
|
|
import os
|
|
import signal
|
|
|
|
from mitmproxy import flow
|
|
|
|
|
|
def load(loader):
|
|
signal.signal(signal.SIGUSR1, debug1)
|
|
signal.signal(signal.SIGUSR2, debug2)
|
|
print(f"Debug signal registered. Run the following commands for diagnostics:")
|
|
print()
|
|
print(f" kill -s USR1 {os.getpid()}")
|
|
print(f" kill -s USR2 {os.getpid()}")
|
|
print()
|
|
|
|
|
|
def debug1(*_):
|
|
print()
|
|
print("Before GC")
|
|
print("=======")
|
|
print("gc.get_stats", gc.get_stats())
|
|
print("gc.get_count", gc.get_count())
|
|
print("gc.get_threshold", gc.get_threshold())
|
|
|
|
gc.collect()
|
|
|
|
print()
|
|
print("After GC")
|
|
print("=======")
|
|
print("gc.get_stats", gc.get_stats())
|
|
print("gc.get_count", gc.get_count())
|
|
print("gc.get_threshold", gc.get_threshold())
|
|
|
|
print()
|
|
print("Memory")
|
|
print("=======")
|
|
for t, count in collections.Counter([str(type(o)) for o in gc.get_objects()]).most_common(50):
|
|
print(count, t)
|
|
|
|
|
|
def debug2(*_):
|
|
print()
|
|
print("Flow References")
|
|
print("=======")
|
|
|
|
# gc.collect()
|
|
|
|
objs = tuple(gc.get_objects())
|
|
ignore = {id(objs)} # noqa
|
|
flows = 0
|
|
for i in range(len(objs)):
|
|
try:
|
|
is_flow = isinstance(objs[i], flow.Flow)
|
|
except Exception:
|
|
continue
|
|
if is_flow:
|
|
flows += 1
|
|
# print_refs(objs[i], ignore, set())
|
|
# break
|
|
del objs
|
|
|
|
print(f"{flows} flows found.")
|
|
|
|
|
|
def print_refs(x, ignore: set, seen: set, depth: int = 0, max_depth: int = 10):
|
|
if id(x) in ignore:
|
|
return
|
|
|
|
if id(x) in seen:
|
|
print(" " * depth + "↖ " + repr(str(x))[1:60] + f" (\x1b[31mseen\x1b[0m: {id(x):x})")
|
|
return
|
|
else:
|
|
if depth == 0:
|
|
print("- " + repr(str(x))[1:60] + f" ({id(x):x})")
|
|
else:
|
|
print(" " * depth + "↖ " + repr(str(x))[1:60] + f" ({id(x):x})")
|
|
seen.add(id(x))
|
|
|
|
if depth == max_depth:
|
|
return
|
|
|
|
referrers = tuple(gc.get_referrers(x))
|
|
ignore.add(id(referrers))
|
|
for ref in referrers:
|
|
print_refs(ref, ignore, seen, depth + 1, max_depth)
|