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remove old constant, add initial_data requesting, minor changes

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This commit is contained in:
Timothy Pogue 2022-09-01 20:06:36 -06:00
parent 57e9078727
commit 00f35f4870
10 changed files with 136 additions and 56 deletions
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3
freqtrade/constants.py
View File

@ -61,8 +61,6 @@ USERPATH_FREQAIMODELS = 'freqaimodels'
TELEGRAM_SETTING_OPTIONS = ['on', 'off', 'silent']
WEBHOOK_FORMAT_OPTIONS = ['form', 'json', 'raw']
WAIT_DATA_POLICY_OPTIONS = ['none', 'first', 'all']
ENV_VAR_PREFIX = 'FREQTRADE__'
NON_OPEN_EXCHANGE_STATES = ('cancelled', 'canceled', 'closed', 'expired')
@ -404,7 +402,6 @@ CONF_SCHEMA = {
'username': {'type': 'string'},
'password': {'type': 'string'},
'ws_token': {'type': 'string'},
'enable_message_ws': {'type': 'boolean', 'default': False},
'jwt_secret_key': {'type': 'string'},
'CORS_origins': {'type': 'array', 'items': {'type': 'string'}},
'verbosity': {'type': 'string', 'enum': ['error', 'info']},

1
freqtrade/data/dataprovider.py
View File

@ -144,7 +144,6 @@ class DataProvider:
if producer_name not in self.__producer_pairs_df:
self.__producer_pairs_df[producer_name] = {}
# For multiple leaders, if the data already exists, we'd merge
self.__producer_pairs_df[producer_name][pair_key] = (dataframe, datetime.now(timezone.utc))
def get_external_df(

1
freqtrade/enums/rpcmessagetype.py
View File

@ -33,3 +33,4 @@ class RPCMessageType(str, Enum):
# Enum for parsing requests from ws consumers
class RPCRequestType(str, Enum):
SUBSCRIBE = 'subscribe'
INITIAL_DATA = 'initial_data'

10
freqtrade/freqtradebot.py
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@ -203,8 +203,7 @@ class FreqtradeBot(LoggingMixin):
# Doesn't necessarily NEED to be this way, as maybe we'd like to broadcast
# even if we are using external dataframes in the future.
self.strategy.analyze(self.active_pair_whitelist,
emit_df=self.dataprovider.external_data_enabled)
self.strategy.analyze(self.active_pair_whitelist)
with self._exit_lock:
# Check for exchange cancelations, timeouts and user requested replace
@ -264,11 +263,10 @@ class FreqtradeBot(LoggingMixin):
pairs that have open trades.
"""
# Refresh whitelist
_prev_whitelist = self.pairlists.whitelist
self.pairlists.refresh_pairlist()
_whitelist = self.pairlists.whitelist
self.rpc.send_msg({'type': RPCMessageType.WHITELIST, 'data': _whitelist})
# Calculating Edge positioning
if self.edge:
self.edge.calculate(_whitelist)
@ -279,6 +277,10 @@ class FreqtradeBot(LoggingMixin):
# It ensures that candle (OHLCV) data are downloaded for open trades as well
_whitelist.extend([trade.pair for trade in trades if trade.pair not in _whitelist])
# Called last to include the included pairs
if _prev_whitelist != _whitelist:
self.rpc.send_msg({'type': RPCMessageType.WHITELIST, 'data': _whitelist})
return _whitelist
def get_free_open_trades(self) -> int:

35
freqtrade/rpc/api_server/api_ws.py
View File

@ -4,9 +4,10 @@ from typing import Any, Dict
from fastapi import APIRouter, Depends, WebSocket, WebSocketDisconnect
from freqtrade.enums import RPCMessageType, RPCRequestType
from freqtrade.rpc.api_server.deps import get_channel_manager
from freqtrade.rpc.api_server.deps import get_channel_manager, get_rpc
from freqtrade.rpc.api_server.ws.channel import WebSocketChannel
from freqtrade.rpc.api_server.ws.utils import is_websocket_alive
from freqtrade.rpc.rpc import RPC
# from typing import Any, Dict
@ -18,17 +19,20 @@ logger = logging.getLogger(__name__)
router = APIRouter()
# We are passed a Channel object, we can only do sync functions on that channel object
def _process_consumer_request(request: Dict[str, Any], channel: WebSocketChannel):
async def _process_consumer_request(
request: Dict[str, Any],
channel: WebSocketChannel,
rpc: RPC
):
type, data = request.get('type'), request.get('data')
# If we have a request of type SUBSCRIBE, set the topics in this channel
if type == RPCRequestType.SUBSCRIBE:
# If the request is empty, do nothing
if not data:
return
# If we have a request of type SUBSCRIBE, set the topics in this channel
if type == RPCRequestType.SUBSCRIBE:
if isinstance(data, list):
if not isinstance(data, list):
logger.error(f"Improper request from channel: {channel} - {request}")
return
@ -38,11 +42,26 @@ def _process_consumer_request(request: Dict[str, Any], channel: WebSocketChannel
logger.debug(f"{channel} subscribed to topics: {data}")
channel.set_subscriptions(data)
elif type == RPCRequestType.INITIAL_DATA:
# Acquire the data
initial_data = rpc._ws_initial_data()
# We now loop over it sending it in pieces
whitelist_data, analyzed_df = initial_data.get('whitelist'), initial_data.get('analyzed_df')
if whitelist_data:
await channel.send({"type": RPCMessageType.WHITELIST, "data": whitelist_data})
if analyzed_df:
for pair, message in analyzed_df.items():
await channel.send({"type": RPCMessageType.ANALYZED_DF, "data": message})
@router.websocket("/message/ws")
async def message_endpoint(
ws: WebSocket,
channel_manager=Depends(get_channel_manager)
rpc: RPC = Depends(get_rpc),
channel_manager=Depends(get_channel_manager),
):
try:
if is_websocket_alive(ws):
@ -59,7 +78,7 @@ async def message_endpoint(
# Process the request here. Should this be a method of RPC?
logger.info(f"Request: {request}")
_process_consumer_request(request, channel)
await _process_consumer_request(request, channel, rpc)
except WebSocketDisconnect:
# Handle client disconnects

2
freqtrade/rpc/api_server/webserver.py
View File

@ -151,8 +151,6 @@ class ApiServer(RPCHandler):
app.include_router(api_backtest, prefix="/api/v1",
dependencies=[Depends(http_basic_or_jwt_token)],
)
if self._config.get('api_server', {}).get('enable_message_ws', False):
logger.info("Enabling Message WebSocket")
app.include_router(ws_router, prefix="/api/v1",
dependencies=[Depends(get_ws_token)]
)

49
freqtrade/rpc/external_message_consumer.py
View File

@ -8,7 +8,7 @@ import asyncio
import logging
import socket
from threading import Thread
from typing import Any, Dict
from typing import Any, Dict, Optional
import websockets
@ -58,6 +58,11 @@ class ExternalMessageConsumer:
# callbacks for the messages
self.topics = [RPCMessageType.WHITELIST, RPCMessageType.ANALYZED_DF]
self._message_handlers = {
RPCMessageType.WHITELIST: self._consume_whitelist_message,
RPCMessageType.ANALYZED_DF: self._consume_analyzed_df_message,
}
self.start()
def start(self):
@ -152,6 +157,11 @@ class ExternalMessageConsumer:
self.compose_consumer_request(RPCRequestType.SUBSCRIBE, self.topics)
)
# Now request the initial data from this Producer
await channel.send(
self.compose_consumer_request(RPCRequestType.INITIAL_DATA)
)
# Now receive data, if none is within the time limit, ping
while True:
try:
@ -198,7 +208,11 @@ class ExternalMessageConsumer:
logger.error(f"{ws_url} is an invalid WebSocket URL - {e}")
break
def compose_consumer_request(self, type_: RPCRequestType, data: Any) -> Dict[str, Any]:
def compose_consumer_request(
self,
type_: RPCRequestType,
data: Optional[Any] = None
) -> Dict[str, Any]:
"""
Create a request for sending to a producer
@ -208,8 +222,6 @@ class ExternalMessageConsumer:
"""
return {'type': type_, 'data': data}
# How we do things here isn't set in stone. There seems to be some interest
# in figuring out a better way, but we shall do this for now.
def handle_producer_message(self, producer: Dict[str, Any], message: Dict[str, Any]):
"""
Handles external messages from a Producer
@ -225,15 +237,29 @@ class ExternalMessageConsumer:
logger.debug(f"Received message of type {message_type}")
# Handle Whitelists
if message_type == RPCMessageType.WHITELIST:
pairlist = message_data
message_handler = self._message_handlers.get(message_type)
if not message_handler:
logger.info(f"Received unhandled message: {message_data}, ignoring...")
return
message_handler(producer_name, message_data)
def _consume_whitelist_message(self, producer_name: str, message_data: Any):
# We expect List[str]
if not isinstance(message_data, list):
return
# Add the pairlist data to the DataProvider
self._dp.set_producer_pairs(pairlist, producer_name=producer_name)
self._dp.set_producer_pairs(message_data, producer_name=producer_name)
logger.debug(f"Consumed message from {producer_name} of type RPCMessageType.WHITELIST")
def _consume_analyzed_df_message(self, producer_name: str, message_data: Any):
# We expect a Dict[str, Any]
if not isinstance(message_data, dict):
return
# Handle analyzed dataframes
elif message_type == RPCMessageType.ANALYZED_DF:
key, value = message_data.get('key'), message_data.get('value')
if key and value:
@ -249,3 +275,6 @@ class ExternalMessageConsumer:
# Add the dataframe to the dataprovider
self._dp.add_external_df(pair, timeframe, dataframe,
candle_type, producer_name=producer_name)
logger.debug(
f"Consumed message from {producer_name} of type RPCMessageType.ANALYZED_DF")

41
freqtrade/rpc/rpc.py
View File

@ -24,7 +24,7 @@ from freqtrade.enums import (CandleType, ExitCheckTuple, ExitType, SignalDirecti
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 decimals_per_coin, shorten_date
from freqtrade.misc import dataframe_to_json, decimals_per_coin, shorten_date
from freqtrade.persistence import PairLocks, Trade
from freqtrade.persistence.models import PairLock
from freqtrade.plugins.pairlist.pairlist_helpers import expand_pairlist
@ -1035,14 +1035,49 @@ class RPC:
def _rpc_analysed_dataframe(self, pair: str, timeframe: str,
limit: Optional[int]) -> Dict[str, Any]:
""" Analyzed dataframe in Dict form """
_data, last_analyzed = self.__rpc_analysed_dataframe_raw(pair, timeframe, limit)
return self._convert_dataframe_to_dict(self._freqtrade.config['strategy'],
pair, timeframe, _data, last_analyzed)
def __rpc_analysed_dataframe_raw(self, pair: str, timeframe: str,
limit: Optional[int]) -> Tuple[DataFrame, datetime]:
""" Get the dataframe and last analyze from the dataprovider """
_data, last_analyzed = self._freqtrade.dataprovider.get_analyzed_dataframe(
pair, timeframe)
_data = _data.copy()
if limit:
_data = _data.iloc[-limit:]
return self._convert_dataframe_to_dict(self._freqtrade.config['strategy'],
pair, timeframe, _data, last_analyzed)
return _data, last_analyzed
def _ws_all_analysed_dataframes(
self,
pairlist: List[str],
limit: Optional[int]
) -> Dict[str, Any]:
""" Get the analysed dataframes of each pair in the pairlist """
timeframe = self._freqtrade.config['timeframe']
candle_type = self._freqtrade.config.get('candle_type_def', CandleType.SPOT)
_data = {}
for pair in pairlist:
dataframe, last_analyzed = self.__rpc_analysed_dataframe_raw(pair, timeframe, limit)
_data[pair] = {
"key": (pair, timeframe, candle_type),
"value": dataframe_to_json(dataframe)
}
return _data
def _ws_initial_data(self):
""" Websocket friendly initial data, whitelists and all analyzed dataframes """
whitelist = self._freqtrade.active_pair_whitelist
# We only get the last 500 candles, should we remove the limit?
analyzed_df = self._ws_all_analysed_dataframes(whitelist, 500)
return {"whitelist": whitelist, "analyzed_df": analyzed_df}
@ staticmethod
def _rpc_analysed_history_full(config, pair: str, timeframe: str,

2
freqtrade/rpc/rpc_manager.py
View File

@ -81,6 +81,8 @@ class RPCManager:
# Removed actually showing the message because the logs would be
# completely spammed of the json dataframe
logger.info('Sending rpc message of type: %s', msg.get('type'))
# Log actual message in debug?
# logger.debug(msg)
if 'pair' in msg:
msg.update({
'base_currency': self._rpc._freqtrade.exchange.get_pair_base_currency(msg['pair'])

2
freqtrade/strategy/interface.py
View File

@ -725,8 +725,6 @@ class IStrategy(ABC, HyperStrategyMixin):
candle_type = self.config.get('candle_type_def', CandleType.SPOT)
self.dp._set_cached_df(pair, self.timeframe, dataframe, candle_type=candle_type)
if emit_df:
self.dp.emit_df((pair, self.timeframe, candle_type), dataframe)
else: