ZeroNet/src/Debug/Debug.py

110 lines
2.7 KiB
Python

import sys
import os
import re
from Config import config
# Non fatal exception
class Notify(Exception):
def __init__(self, message):
self.message = message
def __str__(self):
return self.message
def formatExceptionMessage(err):
err_type = err.__class__.__name__
if err.args:
err_message = err.args[-1]
else:
err_message = err.__str__()
return "%s: %s" % (err_type, err_message)
def formatException(err=None, format="text"):
import traceback
if type(err) == Notify:
return err
elif type(err) == tuple and err and err[0] is not None: # Passed trackeback info
exc_type, exc_obj, exc_tb = err
err = None
else: # No trackeback info passed, get latest
exc_type, exc_obj, exc_tb = sys.exc_info()
if not err:
if hasattr(err, "message"):
err = exc_obj.message
else:
err = exc_obj
tb = []
for frame in traceback.extract_tb(exc_tb):
path, line, function, text = frame
dir_name, file_name = os.path.split(path.replace("\\", "/"))
plugin_match = re.match(".*/plugins/(.+)$", dir_name)
if plugin_match:
file_title = "%s/%s" % (plugin_match.group(1), file_name)
else:
file_title = file_name
tb.append("%s line %s" % (file_title, line))
if format == "html":
return "%s: %s<br><small class='multiline'>%s</small>" % (exc_type.__name__, err, " > ".join(tb))
else:
return "%s: %s in %s" % (exc_type.__name__, err, " > ".join(tb))
def formatStack():
import inspect
back = []
for stack in inspect.stack():
frame, path, line, function, source, index = stack
file = os.path.split(path)[1]
back.append("%s line %s" % (file, line))
return " > ".join(back)
# Test if gevent eventloop blocks
import logging
import gevent
import time
num_block = 0
def testBlock():
global num_block
logging.debug("Gevent block checker started")
last_time = time.time()
while 1:
time.sleep(1)
if time.time() - last_time > 1.1:
logging.debug("Gevent block detected: %s" % (time.time() - last_time - 1))
num_block += 1
last_time = time.time()
gevent.spawn(testBlock)
if __name__ == "__main__":
try:
print(1 / 0)
except Exception as err:
print(type(err).__name__)
print("1/0 error: %s" % formatException(err))
def loadJson():
json.loads("Errr")
import json
try:
loadJson()
except Exception as err:
print(err)
print("Json load error: %s" % formatException(err))
try:
raise Notify("nothing...")
except Exception as err:
print("Notify: %s" % formatException(err))
loadJson()