LonamiWebs/Telethon
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Make logging a lot less intrusive

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See https://docs.python.org/3/howto/logging.html#library-config
This commit is contained in:
Lonami Exo 2017-05-20 11:49:09 +02:00
parent 6550d83d42
commit eb7fb2ac24
2 changed files with 36 additions and 63 deletions
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30
telethon/log.py
View File

@ -1,30 +0,0 @@
import sys
import logging
# Find the logging level
level = logging.NOTSET
for arg in sys.argv:
if arg.startswith('--telethon-log='):
level = getattr(logging, arg.split('=')[1], logging.NOTSET)
break
# "[Time/Thread] Level: Messages"
formatter = logging.Formatter(
fmt='[%(asctime)s.%(msecs)03d/%(threadName)s] %(levelname)s: %(message)s',
datefmt='%H:%M:%S')
# Create our logger
Log = logging.getLogger('TelethonLogger')
Log.setLevel(level)
console = logging.StreamHandler()
console.setFormatter(formatter)
Log.addHandler(console)
# Use shorter function names
Log.__dict__['d'] = Log.debug
Log.__dict__['i'] = Log.info
Log.__dict__['w'] = Log.warning
Log.__dict__['e'] = Log.error

69
telethon/network/mtproto_sender.py
View File

@ -6,13 +6,15 @@ from time import sleep, time
import telethon.helpers as utils
from telethon.crypto import AES
from telethon.errors import *
from telethon.log import Log
from telethon.tl.all_tlobjects import tlobjects
from telethon.tl.functions.updates import GetStateRequest
from telethon.tl.types import MsgsAck
from telethon.tl.functions import PingRequest
from telethon.utils import BinaryReader, BinaryWriter
import logging
logging.getLogger(__name__).addHandler(logging.NullHandler())
class MtProtoSender:
"""MTProto Mobile Protocol sender (https://core.telegram.org/mtproto/description)"""
@ -20,6 +22,7 @@ class MtProtoSender:
def __init__(self, transport, session):
self.transport = transport
self.session = session
self.logger = logging.getLogger(__name__)
self.need_confirmation = [] # Message IDs that need confirmation
self.on_update_handlers = []
@ -106,12 +109,12 @@ class MtProtoSender:
# updates thread who was receiving. We do
# not want to cancel other pending requests!
if self.updates_thread_receiving.is_set():
Log.i('Cancelling updates receive from send()...')
self.logger.info('Cancelling updates receive from send()...')
self.transport.cancel_receive()
# Now only us can be using this method
with self.lock:
Log.d('send() acquired the lock')
self.logger.debug('send() acquired the lock')
# Set the flag to true so the updates thread stops trying to receive
self.waiting_receive.set()
@ -132,7 +135,7 @@ class MtProtoSender:
# And update the saved session
self.session.save()
Log.d('send() released the lock')
self.logger.debug('send() released the lock')
def receive(self, request, timeout=timedelta(seconds=5)):
"""Receives the specified MTProtoRequest ("fills in it"
@ -141,10 +144,10 @@ class MtProtoSender:
if no data has been read after its time delta"""
with self.lock:
Log.d('receive() acquired the lock')
self.logger.debug('receive() acquired the lock')
# Don't stop trying to receive until we get the request we wanted
while not request.confirm_received:
Log.i('Trying to .receive() the request result...')
self.logger.info('Trying to .receive() the request result...')
seq, body = self.transport.receive(timeout)
message, remote_msg_id, remote_sequence = self.decode_msg(body)
@ -152,11 +155,11 @@ class MtProtoSender:
self.process_msg(remote_msg_id, remote_sequence, reader,
request)
Log.i('Request result received')
self.logger.info('Request result received')
# We can now set the flag to False thus resuming the updates thread
self.waiting_receive.clear()
Log.d('receive() released the lock')
self.logger.debug('receive() released the lock')
# endregion
@ -246,10 +249,10 @@ class MtProtoSender:
if code == 0x62d6b459:
ack = reader.tgread_object()
if request and request.msg_id in ack.msg_ids:
Log.w('Ack found for the current request ID')
self.logger.warning('Ack found for the current request ID')
if self.logging_out:
Log.i('Message ack confirmed the logout request')
self.logger.info('Message ack confirmed the logout request')
request.confirm_received = True
return False
@ -269,25 +272,25 @@ class MtProtoSender:
def handle_update(self, msg_id, sequence, reader):
tlobject = reader.tgread_object()
Log.d('Handling update for object %s', repr(tlobject))
self.logger.debug('Handling update for object %s', repr(tlobject))
for handler in self.on_update_handlers:
handler(tlobject)
return False
def handle_pong(self, msg_id, sequence, reader, request):
Log.d('Handling pong')
self.logger.debug('Handling pong')
reader.read_int(signed=False) # code
recv_msg_id = reader.read_long(signed=False)
if recv_msg_id == request.msg_id:
Log.w('Pong confirmed a request')
self.logger.warning('Pong confirmed a request')
request.confirm_received = True
return False
def handle_container(self, msg_id, sequence, reader, request):
Log.d('Handling container')
self.logger.debug('Handling container')
reader.read_int(signed=False) # code
size = reader.read_int()
for _ in range(size):
@ -304,7 +307,7 @@ class MtProtoSender:
return False
def handle_bad_server_salt(self, msg_id, sequence, reader, request):
Log.d('Handling bad server salt')
self.logger.debug('Handling bad server salt')
reader.read_int(signed=False) # code
reader.read_long(signed=False) # bad_msg_id
reader.read_int() # bad_msg_seq_no
@ -323,7 +326,7 @@ class MtProtoSender:
return True
def handle_bad_msg_notification(self, msg_id, sequence, reader):
Log.d('Handling bad message notification')
self.logger.debug('Handling bad message notification')
reader.read_int(signed=False) # code
reader.read_long(signed=False) # request_id
reader.read_int() # request_sequence
@ -332,7 +335,7 @@ class MtProtoSender:
raise BadMessageError(error_code)
def handle_rpc_result(self, msg_id, sequence, reader, request):
Log.d('Handling RPC result, request is%s None', ' not' if request else '')
self.logger.debug('Handling RPC result, request is%s None', ' not' if request else '')
reader.read_int(signed=False) # code
request_id = reader.read_long(signed=False)
inner_code = reader.read_int(signed=False)
@ -344,7 +347,7 @@ class MtProtoSender:
error = RPCError(
code=reader.read_int(), message=reader.tgread_string())
Log.w('Read RPC error: %s', str(error))
self.logger.warning('Read RPC error: %s', str(error))
if error.must_resend:
if not request:
raise ValueError(
@ -369,7 +372,7 @@ class MtProtoSender:
raise ValueError(
'Cannot receive a request from inside an RPC result from the updates thread.')
Log.d('Reading request response')
self.logger.debug('Reading request response')
if inner_code == 0x3072cfa1: # GZip packed
unpacked_data = gzip.decompress(reader.tgread_bytes())
with BinaryReader(unpacked_data) as compressed_reader:
@ -381,10 +384,10 @@ class MtProtoSender:
else:
# note: if it's really a result for RPC from previous connection
# session, it will be skipped by the handle_container()
Log.w('RPC result found for unknown request (maybe from previous connection session)')
self.logger.warning('RPC result found for unknown request (maybe from previous connection session)')
def handle_gzip_packed(self, msg_id, sequence, reader, request):
Log.d('Handling gzip packed data')
self.logger.debug('Handling gzip packed data')
reader.read_int(signed=False) # code
packed_data = reader.tgread_bytes()
unpacked_data = gzip.decompress(packed_data)
@ -402,7 +405,7 @@ class MtProtoSender:
return
# Different state, update the saved value and behave as required
Log.i('Changing updates thread running status to %s', running)
self.logger.info('Changing updates thread running status to %s', running)
if running:
self.updates_thread_running.set()
self.updates_thread.start()
@ -431,49 +434,49 @@ class MtProtoSender:
# Only try to receive updates if we're not waiting to receive a request
if not self.waiting_receive.is_set():
with self.lock:
Log.d('Updates thread acquired the lock')
self.logger.debug('Updates thread acquired the lock')
try:
now = time()
# If ping_interval seconds passed since last ping, send a new one
if now >= self.ping_time_last + self.ping_interval:
self.ping_time_last = now
self.send_ping()
Log.d('Ping sent from the updates thread')
self.logger.debug('Ping sent from the updates thread')
# Exit the loop if we're not expecting to receive any updates
if not self.on_update_handlers:
Log.d('No updates handlers found, continuing')
self.logger.debug('No updates handlers found, continuing')
continue
self.updates_thread_receiving.set()
Log.d('Trying to receive updates from the updates thread')
self.logger.debug('Trying to receive updates from the updates thread')
seq, body = self.transport.receive(timeout)
message, remote_msg_id, remote_sequence = self.decode_msg(
body)
Log.i('Received update from the updates thread')
self.logger.info('Received update from the updates thread')
with BinaryReader(message) as reader:
self.process_msg(remote_msg_id, remote_sequence,
reader)
except TimeoutError:
Log.d('Receiving updates timed out')
self.logger.debug('Receiving updates timed out')
# TODO Workaround for issue #50
r = GetStateRequest()
try:
Log.d('Sending GetStateRequest (workaround for issue #50)')
self.logger.debug('Sending GetStateRequest (workaround for issue #50)')
self.send(r)
self.receive(r)
except TimeoutError:
Log.w('Timed out inside a timeout, trying to reconnect...')
self.logger.warning('Timed out inside a timeout, trying to reconnect...')
self.reconnect()
self.send(r)
self.receive(r)
except ReadCancelledError:
Log.i('Receiving updates cancelled')
self.logger.info('Receiving updates cancelled')
except OSError:
Log.w('OSError on updates thread, %s logging out',
self.logger.warning('OSError on updates thread, %s logging out',
'was' if self.logging_out else 'was not')
if self.logging_out:
@ -483,5 +486,5 @@ class MtProtoSender:
else:
raise
Log.d('Updates thread released the lock')
self.logger.debug('Updates thread released the lock')
self.updates_thread_receiving.clear()