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Merge branch 'develop' into fix/3084

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This commit is contained in:
Matthias
2020-08-28 15:43:24 +02:00
committed by GitHub
parent b2373fccfd a9e7ee8113
commit 9c20d488a9
11 changed files with 238 additions and 66 deletions
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55
freqtrade/loggers.py
View File

@@ -1,14 +1,18 @@
import logging
import sys
from logging import Formatter
from logging.handlers import RotatingFileHandler, SysLogHandler
from typing import Any, Dict, List
from logging.handlers import (BufferingHandler, RotatingFileHandler,
SysLogHandler)
from typing import Any, Dict
from freqtrade.exceptions import OperationalException
logger = logging.getLogger(__name__)
LOGFORMAT = '%(asctime)s - %(name)s - %(levelname)s - %(message)s'
# Initialize bufferhandler - will be used for /log endpoints
bufferHandler = BufferingHandler(1000)
bufferHandler.setFormatter(Formatter(LOGFORMAT))
def _set_loggers(verbosity: int = 0, api_verbosity: str = 'info') -> None:
@@ -33,17 +37,31 @@ def _set_loggers(verbosity: int = 0, api_verbosity: str = 'info') -> None:
)
def setup_logging_pre() -> None:
"""
Early setup for logging.
Uses INFO loglevel and only the Streamhandler.
Early messages (before proper logging setup) will therefore only be sent to additional
logging handlers after the real initialization, because we don't know which
ones the user desires beforehand.
"""
logging.basicConfig(
level=logging.INFO,
format=LOGFORMAT,
handlers=[logging.StreamHandler(sys.stderr), bufferHandler]
)
def setup_logging(config: Dict[str, Any]) -> None:
"""
Process -v/--verbose, --logfile options
"""
# Log level
verbosity = config['verbosity']
# Log to stderr
log_handlers: List[logging.Handler] = [logging.StreamHandler(sys.stderr)]
logging.root.addHandler(bufferHandler)
logfile = config.get('logfile')
if logfile:
s = logfile.split(':')
if s[0] == 'syslog':
@@ -58,28 +76,27 @@ def setup_logging(config: Dict[str, Any]) -> None:
# to perform reduction of repeating messages if this is set in the
# syslog config. The messages should be equal for this.
handler.setFormatter(Formatter('%(name)s - %(levelname)s - %(message)s'))
log_handlers.append(handler)
logging.root.addHandler(handler)
elif s[0] == 'journald':
try:
from systemd.journal import JournaldLogHandler
except ImportError:
raise OperationalException("You need the systemd python package be installed in "
"order to use logging to journald.")
handler = JournaldLogHandler()
handler_jd = JournaldLogHandler()
# No datetime field for logging into journald, to allow syslog
# to perform reduction of repeating messages if this is set in the
# syslog config. The messages should be equal for this.
handler.setFormatter(Formatter('%(name)s - %(levelname)s - %(message)s'))
log_handlers.append(handler)
handler_jd.setFormatter(Formatter('%(name)s - %(levelname)s - %(message)s'))
logging.root.addHandler(handler_jd)
else:
log_handlers.append(RotatingFileHandler(logfile,
maxBytes=1024 * 1024, # 1Mb
backupCount=10))
handler_rf = RotatingFileHandler(logfile,
maxBytes=1024 * 1024 * 10, # 10Mb
backupCount=10)
handler_rf.setFormatter(Formatter(LOGFORMAT))
logging.root.addHandler(handler_rf)
logging.basicConfig(
level=logging.INFO if verbosity < 1 else logging.DEBUG,
format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
handlers=log_handlers
)
logging.root.setLevel(logging.INFO if verbosity < 1 else logging.DEBUG)
_set_loggers(verbosity, config.get('api_server', {}).get('verbosity', 'info'))
logger.info('Verbosity set to %s', verbosity)

12
freqtrade/main.py
View File

@@ -3,18 +3,17 @@
Main Freqtrade bot script.
Read the documentation to know what cli arguments you need.
"""
from freqtrade.exceptions import FreqtradeException, OperationalException
import logging
import sys
from typing import Any, List
# check min. python version
if sys.version_info < (3, 6):
sys.exit("Freqtrade requires Python version >= 3.6")
# flake8: noqa E402
import logging
from typing import Any, List
from freqtrade.commands import Arguments
from freqtrade.exceptions import FreqtradeException, OperationalException
from freqtrade.loggers import setup_logging_pre
logger = logging.getLogger('freqtrade')
@@ -28,6 +27,7 @@ def main(sysargv: List[str] = None) -> None:
return_code: Any = 1
try:
setup_logging_pre()
arguments = Arguments(sysargv)
args = arguments.get_parsed_arg()

13
freqtrade/rpc/api_server.py
View File

@@ -187,6 +187,7 @@ class ApiServer(RPC):
self.app.add_url_rule(f'{BASE_URI}/count', 'count', view_func=self._count, methods=['GET'])
self.app.add_url_rule(f'{BASE_URI}/daily', 'daily', view_func=self._daily, methods=['GET'])
self.app.add_url_rule(f'{BASE_URI}/edge', 'edge', view_func=self._edge, methods=['GET'])
self.app.add_url_rule(f'{BASE_URI}/logs', 'log', view_func=self._get_logs, methods=['GET'])
self.app.add_url_rule(f'{BASE_URI}/profit', 'profit',
view_func=self._profit, methods=['GET'])
self.app.add_url_rule(f'{BASE_URI}/performance', 'performance',
@@ -349,6 +350,18 @@ class ApiServer(RPC):
return self.rest_dump(stats)
@require_login
@rpc_catch_errors
def _get_logs(self):
"""
Returns latest logs
get:
param:
limit: Only get a certain number of records
"""
limit = int(request.args.get('limit', 0)) or None
return self.rest_dump(self._rpc_get_logs(limit))
@require_login
@rpc_catch_errors
def _edge(self):

22
freqtrade/rpc/rpc.py
View File

@@ -12,9 +12,9 @@ import arrow
from numpy import NAN, mean
from freqtrade.constants import CANCEL_REASON
from freqtrade.exceptions import (ExchangeError,
PricingError)
from freqtrade.exceptions import ExchangeError, PricingError
from freqtrade.exchange import timeframe_to_minutes, timeframe_to_msecs
from freqtrade.loggers import bufferHandler
from freqtrade.misc import shorten_date
from freqtrade.persistence import Trade
from freqtrade.rpc.fiat_convert import CryptoToFiatConverter
@@ -626,6 +626,24 @@ class RPC:
}
return res
def _rpc_get_logs(self, limit: Optional[int]) -> Dict[str, Any]:
"""Returns the last X logs"""
if limit:
buffer = bufferHandler.buffer[-limit:]
else:
buffer = bufferHandler.buffer
records = [[datetime.fromtimestamp(r.created).strftime("%Y-%m-%d %H:%M:%S"),
r.created * 1000, r.name, r.levelname,
r.message + ('\n' + r.exc_text if r.exc_text else '')]
for r in buffer]
# Log format:
# [logtime-formatted, logepoch, logger-name, loglevel, message \n + exception]
# e.g. ["2020-08-27 11:35:01", 1598520901097.9397,
# "freqtrade.worker", "INFO", "Starting worker develop"]
return {'log_count': len(records), 'logs': records}
def _rpc_edge(self) -> List[Dict[str, Any]]:
""" Returns information related to Edge """
if not self._freqtrade.edge:

35
freqtrade/rpc/telegram.py
View File

@@ -12,6 +12,7 @@ from tabulate import tabulate
from telegram import ParseMode, ReplyKeyboardMarkup, Update
from telegram.error import NetworkError, TelegramError
from telegram.ext import CallbackContext, CommandHandler, Updater
from telegram.utils.helpers import escape_markdown
from freqtrade.__init__ import __version__
from freqtrade.rpc import RPC, RPCException, RPCMessageType
@@ -103,6 +104,7 @@ class Telegram(RPC):
CommandHandler('stopbuy', self._stopbuy),
CommandHandler('whitelist', self._whitelist),
CommandHandler('blacklist', self._blacklist),
CommandHandler('logs', self._logs),
CommandHandler('edge', self._edge),
CommandHandler('help', self._help),
CommandHandler('version', self._version),
@@ -638,6 +640,38 @@ class Telegram(RPC):
except RPCException as e:
self._send_msg(str(e))
@authorized_only
def _logs(self, update: Update, context: CallbackContext) -> None:
"""
Handler for /logs
Shows the latest logs
"""
try:
try:
limit = int(context.args[0])
except (TypeError, ValueError, IndexError):
limit = 10
logs = self._rpc_get_logs(limit)['logs']
msgs = ''
msg_template = "*{}* {}: {} \\- `{}`"
for logrec in logs:
msg = msg_template.format(escape_markdown(logrec[0], version=2),
escape_markdown(logrec[2], version=2),
escape_markdown(logrec[3], version=2),
escape_markdown(logrec[4], version=2))
if len(msgs + msg) + 10 >= MAX_TELEGRAM_MESSAGE_LENGTH:
# Send message immediately if it would become too long
self._send_msg(msgs, parse_mode=ParseMode.MARKDOWN_V2)
msgs = msg + '\n'
else:
# Append message to messages to send
msgs += msg + '\n'
if msgs:
self._send_msg(msgs, parse_mode=ParseMode.MARKDOWN_V2)
except RPCException as e:
self._send_msg(str(e))
@authorized_only
def _edge(self, update: Update, context: CallbackContext) -> None:
"""
@@ -683,6 +717,7 @@ class Telegram(RPC):
"*/stopbuy:* `Stops buying, but handles open trades gracefully` \n"
"*/reload_config:* `Reload configuration file` \n"
"*/show_config:* `Show running configuration` \n"
"*/logs [limit]:* `Show latest logs - defaults to 10` \n"
"*/whitelist:* `Show current whitelist` \n"
"*/blacklist [pair]:* `Show current blacklist, or adds one or more pairs "
"to the blacklist.` \n"