config/brokers.toml

@@ -8,8 +8,8 @@ expires_at = 1616095326.355846
 
 [kraken]
 key_descr = "api_0"
-api_key = ""
+public_key = ""
-secret = ""
+private_key = ""
 
 [ib]
 host = "127.0.0.1"

piker/brokers/kraken.py

@@ -33,24 +33,20 @@ import tractor
 from pydantic.dataclasses import dataclass
 from pydantic import BaseModel
 import wsproto
-from itertools import count
 
 from .. import config
 from .._cacheables import open_cached_client
 from ._util import resproc, SymbolNotFound, BrokerError
 from ..log import get_logger, get_console_log
 from ..data import ShmArray
-from ..data._web_bs import open_autorecon_ws, NoBsWs
+from ..data._web_bs import open_autorecon_ws
-from ..clearing._messages import (
+from ..clearing._messages import BrokerdPosition
-    BrokerdPosition, BrokerdOrder, BrokerdStatus,
-    BrokerdOrderAck, BrokerdError, BrokerdCancel,
-    BrokerdFill,
-)
 
 import urllib.parse
 import hashlib
 import hmac
 import base64
+import pandas as pd
 
 
 log = get_logger(__name__)
@@ -142,19 +138,6 @@ class OHLC:
     ticks: List[Any] = field(default_factory=list)
 
 
-def get_config() -> dict[str, Any]:
-
-    conf, path = config.load()
-
-    section = conf.get('kraken')
-
-    if section is None:
-        log.warning(f'No config section found for kraken in {path}')
-        return {}
-
-    return section
-
-
 def get_kraken_signature(
     urlpath: str,
     data: Dict[str, Any], 
@@ -187,7 +170,6 @@ class Client:
                 'krakenex/2.1.0 (+https://github.com/veox/python3-krakenex)'
         })
         self._pairs: list[str] = []
-        self._name = ''
         self._api_key = ''
         self._secret = ''
 
@@ -235,7 +217,7 @@ class Client:
         )
         return resproc(resp, log)
 
-    async def kraken_endpoint(
+    async def get_user_data(
         self,
         method: str,
         data: Dict[str, Any]
@@ -243,17 +225,18 @@ class Client:
         uri_path = f'/0/private/{method}'
         data['nonce'] = str(int(1000*time.time()))
         resp = await self._private(method, data, uri_path)
-        return resp
+        err = resp['error']
+        if err:
+            print(err)
+        return resp['result']
 
     async def get_positions(
         self,
         data: Dict[str, Any] = {}
     ) -> Dict[str, Any]:
-        resp = await self.kraken_endpoint('Balance', data)
+        balances = await self.get_user_data('Balance', data)
-        balances = resp['result']
         ## TODO: grab all entries, not just first 50
-        resp = await self.kraken_endpoint('TradesHistory', data)
+        traders = await self.get_user_data('TradesHistory', data)
-        traders = resp['result']
         positions = {}
         vols = {}
         
@@ -275,46 +258,7 @@ class Client:
             else:
                 positions[pair] /= asset_balance
 
-        return positions, vols
+        return positions
-
-    async def submit_limit(
-        self,
-        oid: str,
-        symbol: str,
-        price: float,
-        action: str,
-        size: float,
-#        account: str,
-        reqid: int = None,
-    ) -> int:
-        """Place an order and return integer request id provided by client.
-
-        """
-        # Build order data for kraken api
-        data = {
-            "userref": reqid,
-            "ordertype": "limit",
-            "type": action,
-            "volume": str(size),
-            "pair": symbol,
-            "price": str(price),
-            # set to True test AddOrder call without a real submission
-            "validate": False
-        }
-        resp = await self.kraken_endpoint('AddOrder', data)
-        return resp
-
-    async def submit_cancel(
-        self,
-        reqid: str,
-    ) -> None:
-        """Send cancel request for order id ``reqid``.
-
-        """
-        # txid is a transaction id given by kraken
-        data = {"txid": reqid}
-        resp = await self.kraken_endpoint('CancelOrder', data)
-        return resp
 
     async def symbol_info(
         self,
@@ -429,15 +373,16 @@ class Client:
 async def get_client() -> Client:
     client = Client()
 
-    ## TODO: maybe add conditional based on section
+    conf, path = config.load()
-    section = get_config()
+    section = conf.get('kraken')
-    client._name = section['key_descr']
     client._api_key = section['api_key']
     client._secret = section['secret']
-    ## TODO: Add a client attribute to hold this info
+    data = {
-    #data = {
+        # add non-nonce and non-ofs vars
-    #    # add non-nonce and non-ofs vars
+    }
-    #}
+    # positions = await client.get_positions(data)
+
+    # await tractor.breakpoint()
 
     # at startup, load all symbols locally for fast search
     await client.cache_symbols()
@@ -445,166 +390,6 @@ async def get_client() -> Client:
     yield client
 
 
-def pack_position(
-    acc: str,
-    symkey: str,
-    pos: float,
-    vol: float
-) -> dict[str, Any]:
-
-    return BrokerdPosition(
-        broker='kraken',
-        account=acc,
-        symbol=symkey,
-        currency=symkey[-3:],
-        size=float(vol),
-        avg_price=float(pos),
-    )
-
-
-def normalize_symbol(
-    ticker: str
-) -> str:
-    symlen = len(ticker)
-    if symlen == 6:
-        return ticker.lower()
-    else:
-        for sym in ['XXBT', 'XXMR', 'ZEUR']:
-            if sym in ticker:
-                ticker = ticker.replace(sym, sym[1:])
-        return ticker.lower()
-
-
-def make_auth_sub(data: Dict[str, Any]) -> Dict[str, str]:
-    """Create a request subscription packet dict.
-
-    ## TODO: point to the auth urls
-    https://docs.kraken.com/websockets/#message-subscribe
-
-    """
-    # eg. specific logic for this in kraken's sync client:
-    # https://github.com/krakenfx/kraken-wsclient-py/blob/master/kraken_wsclient_py/kraken_wsclient_py.py#L188
-    return {
-        'event': 'subscribe',
-        'subscription': data,
-    }
-
-
-async def handle_order_requests(
-
-        client: Client,
-        ems_order_stream: tractor.MsgStream,
-
-) -> None:
-
-    request_msg: dict
-    order: BrokerdOrder
-    userref_counter = count()
-    async for request_msg in ems_order_stream:
-        log.info(f'Received order request {request_msg}')
-
-        action = request_msg['action']
-
-        if action in {'buy', 'sell'}:
-
-            account = request_msg['account']
-            if account != 'kraken.spot':
-                log.error(
-                    'This is a kraken account, \
-                    only a `kraken.spot` selection is valid'
-                )
-                await ems_order_stream.send(BrokerdError(
-                    oid=request_msg['oid'],
-                    symbol=request_msg['symbol'],
-                    reason=f'Kraken only, No account found: `{account}` ?',
-                ).dict())
-                continue
-
-            # validate
-            temp_id = next(userref_counter)
-            order = BrokerdOrder(**request_msg)
-
-            # call our client api to submit the order
-            resp = await client.submit_limit(
-
-                oid=order.oid,
-                symbol=order.symbol,
-                price=order.price,
-                action=order.action,
-                size=order.size,
-                ## XXX: how do I handle new orders
-                reqid=temp_id,
-            )
-
-            err = resp['error']
-            if err:
-                log.error(f'Failed to submit order')
-                await ems_order_stream.send(
-                    BrokerdError(
-                        oid=order.oid,
-                        reqid=temp_id,
-                        symbol=order.symbol,
-                        reason="Failed order submission",
-                        broker_details=resp
-                    ).dict()
-                )
-            else:
-                ## TODO: handle multiple cancels
-                ##       txid is an array of strings
-                reqid = resp['result']['txid'][0]
-                # deliver ack that order has been submitted to broker routing
-                await ems_order_stream.send(
-                    BrokerdOrderAck(
-
-                        # ems order request id
-                        oid=order.oid,
-
-                        # broker specific request id
-                        reqid=reqid,
-
-                        # account the made the order
-                        account=order.account
-
-                    ).dict()
-                )
-
-        elif action == 'cancel':
-            msg = BrokerdCancel(**request_msg)
-
-            # Send order cancellation to kraken
-            resp = await client.submit_cancel(
-                reqid=msg.reqid
-            )
-
-            try:
-                # Check to make sure there was no error returned by
-                # the kraken endpoint. Assert one order was cancelled
-                assert resp['error'] == []
-                assert resp['result']['count'] == 1
-
-                ## TODO: Change this code using .get
-                try:
-                    pending = resp['result']['pending']
-                # Check to make sure the cancellation is NOT pending,
-                # then send the confirmation to the ems order stream
-                except KeyError:
-                    await ems_order_stream.send(
-                        BrokerdStatus(
-                            reqid=msg.reqid,
-                            account=msg.account,
-                            time_ns=time.time_ns(),
-                            status='cancelled',
-                            reason='Order cancelled',
-                            broker_details={'name': 'kraken'}
-                        ).dict()
-                    )
-            except AssertionError:
-                log.error(f'Order cancel was not successful')
-
-        else:
-            log.error(f'Unknown order command: {request_msg}')
-
-
 @tractor.context
 async def trades_dialogue(
     ctx: tractor.Context,
@@ -614,99 +399,27 @@ async def trades_dialogue(
     # XXX: required to propagate ``tractor`` loglevel to piker logging
     get_console_log(loglevel or tractor.current_actor().loglevel)
 
-    # Generate
+    # deliver positions to subscriber before anything else
+    # positions = await _trio_run_client_method(method='positions')
 
-    @asynccontextmanager
+    global _accounts2clients
-    async def subscribe(ws: wsproto.WSConnection, token: str):
-        ## TODO: Fix docs and points to right urls
-        # XXX: setup subs
-        # https://docs.kraken.com/websockets/#message-subscribe
-        # specific logic for this in kraken's shitty sync client:
-        # https://github.com/krakenfx/kraken-wsclient-py/blob/master/kraken_wsclient_py/kraken_wsclient_py.py#L188
-        trades_sub = make_auth_sub(
-            {'name': 'openOrders', 'token': token}
-        )
 
-        # TODO: we want to eventually allow unsubs which should
+    positions = await client.get_positions()
-        # be completely fine to request from a separate task
-        # since internally the ws methods appear to be FIFO
-        # locked.
-        await ws.send_msg(trades_sub)
 
-        ## trade data (aka L1)
+    await tractor.breakpoint()
-        #l1_sub = make_sub(
-        #    list(ws_pairs.values()),
-        #    {'name': 'spread'}  # 'depth': 10}
-        #)
-
-        ## pull a first quote and deliver
-        #await ws.send_msg(l1_sub)
-
-        yield
-
-        # unsub from all pairs on teardown
-        await ws.send_msg({
-            'event': 'unsubscribe',
-            'subscription': ['openOrders'],
-        })
-
-        # XXX: do we need to ack the unsub?
-        # await ws.recv_msg()
 
 
-    # Authenticated block
+    all_positions = {}
-    async with get_client() as client:
-        acc_name = 'kraken.' + client._name
-        positions, vols = await client.get_positions()
 
-        all_positions = []
+    for pos in positions:
+        msg = pack_position(pos)
+        all_positions[msg.symbol] = msg.dict()
 
-        for ticker, pos in positions.items():
+    await ctx.started(all_positions)
-            norm_sym = normalize_symbol(ticker)
-            if float(vols[ticker]) != 0:
-                msg = pack_position(acc_name, norm_sym, pos, vols[ticker])
-                all_positions.append(msg.dict())
-
-        open_orders = await client.kraken_endpoint('OpenOrders', {})
-        #await tractor.breakpoint()
-
-        await ctx.started((all_positions, (acc_name,)))
-
-        #await trio.sleep_forever()
-
-        # Get websocket token for authenticated data stream
-        # Assert that a token was actually received 
-        resp = await client.kraken_endpoint('GetWebSocketsToken', {})
-        assert resp['error'] == []
-        token = resp['result']['token']
-
-        async with (
-            ctx.open_stream() as ems_stream,
-            trio.open_nursery() as n,
-        ):
-            ## TODO: maybe add multiple accounts
-            n.start_soon(handle_order_requests, client, ems_stream)
-
-            async with open_autorecon_ws(
-                'wss://ws-auth.kraken.com/',
-                fixture=subscribe,
-                token=token,
-            ) as ws:
-                from pprint import pprint
-                async for msg in process_order_msgs(ws):
-                    pprint(msg)
 
 
-async def stream_messages(
+async def stream_messages(ws):
-    ws: NoBsWs,
-):
-    '''
-    Message stream parser and heartbeat handler.
 
-    Deliver ws subscription messages as well as handle heartbeat logic
-    though a single async generator.
-
-    '''
     too_slow_count = last_hb = 0
 
     while True:
@@ -744,18 +457,6 @@ async def stream_messages(
             if err:
                 raise BrokerError(err)
         else:
-            yield msg
-
-
-async def process_data_feed_msgs(
-    ws: NoBsWs,
-):
-    '''
-    Parse and pack data feed messages.
-
-    '''
-    async for msg in stream_messages(ws):
-
             chan_id, *payload_array, chan_name, pair = msg
 
             if 'ohlc' in chan_name:
@@ -785,35 +486,10 @@ async def process_data_feed_msgs(
 
             else:
                 print(f'UNHANDLED MSG: {msg}')
-            yield msg
-
-
-async def process_order_msgs(
-    ws: NoBsWs,
-):
-    '''
-    Parse and pack data feed messages.
-
-    '''
-    async for msg in stream_messages(ws):
-
-        # TODO: write your order event parser here!
-        # HINT: create a ``pydantic.BaseModel`` to parse and validate
-        # and then in the caller recast to our native ``BrokerdX`` msg types.
-
-        # form of order msgs:
-        # [{'OIZACU-HB2JZ-YA2QEF': {'lastupdated': '1644595511.768544',
-        #     'status': 'canceled', 'vol_exec': '0.00000000', 'cost':
-        #     '0.00000000', 'fee': '0.00000000', 'avg_price':
-        #     '0.00000000', 'userref': 1, 'cancel_reason': 'User
-        #     requested'}}], 'openOrders', {'sequence': 4}]
-
-        yield msg
 
 
 def normalize(
     ohlc: OHLC,
-
 ) -> dict:
     quote = asdict(ohlc)
     quote['broker_ts'] = quote['time']
@@ -953,16 +629,15 @@ async def stream_quotes(
             # XXX: do we need to ack the unsub?
             # await ws.recv_msg()
 
-        # see the tips on reconnection logic:
+        # see the tips on reonnection logic:
         # https://support.kraken.com/hc/en-us/articles/360044504011-WebSocket-API-unexpected-disconnections-from-market-data-feeds
-        ws: NoBsWs
         async with open_autorecon_ws(
             'wss://ws.kraken.com/',
             fixture=subscribe,
         ) as ws:
 
             # pull a first quote and deliver
-            msg_gen = process_data_feed_msgs(ws)
+            msg_gen = stream_messages(ws)
 
             # TODO: use ``anext()`` when it lands in 3.10!
             typ, ohlc_last = await msg_gen.__anext__()
@@ -1021,7 +696,6 @@ async def stream_quotes(
 @tractor.context
 async def open_symbol_search(
     ctx: tractor.Context,
-
 ) -> Client:
     async with open_cached_client('kraken') as client:
 

piker/clearing/_ems.py

@@ -493,8 +493,7 @@ async def open_brokerd_trades_dialogue(
         finally:
             # parent context must have been closed
             # remove from cache so next client will respawn if needed
-            ## TODO: Maybe add a warning
+            _router.relays.pop(broker)
-            _router.relays.pop(broker, None)
 
 
 @tractor.context

piker/clearing/_paper_engine.py

@@ -389,7 +389,7 @@ async def handle_order_requests(
             account = request_msg['account']
             if account != 'paper':
                 log.error(
-                    'This is a paper account, only a `paper` selection is valid'
+                    'On a paper account, only a `paper` selection is valid'
                 )
                 await ems_order_stream.send(BrokerdError(
                     oid=request_msg['oid'],
@@ -463,8 +463,7 @@ async def trades_dialogue(
     ):
         # TODO: load paper positions per broker from .toml config file
         # and pass as symbol to position data mapping: ``dict[str, dict]``
-        # await ctx.started(all_positions)
+        await ctx.started(({}, ['paper']))
-        await ctx.started(({}, {'paper',}))
 
         async with (
             ctx.open_stream() as ems_stream,

piker/data/_web_bs.py

@@ -53,13 +53,11 @@ class NoBsWs:
     def __init__(
         self,
         url: str,
-        token: str,
         stack: AsyncExitStack,
         fixture: Callable,
         serializer: ModuleType = json,
     ):
         self.url = url
-        self.token = token
         self.fixture = fixture
         self._stack = stack
         self._ws: 'WebSocketConnection' = None  # noqa
@@ -83,15 +81,9 @@ class NoBsWs:
                     trio_websocket.open_websocket_url(self.url)
                 )
                 # rerun user code fixture
-                if self.token == '':
                 ret = await self._stack.enter_async_context(
                     self.fixture(self)
                 )
-                else:
-                    ret = await self._stack.enter_async_context(
-                        self.fixture(self, self.token)
-                    )
-
                 assert ret is None
 
                 log.info(f'Connection success: {self.url}')
@@ -135,14 +127,12 @@ async def open_autorecon_ws(
 
     # TODO: proper type annot smh
     fixture: Callable,
-    # used for authenticated websockets
-    token: str = '',
 ) -> AsyncGenerator[tuple[...],  NoBsWs]:
     """Apparently we can QoS for all sorts of reasons..so catch em.
 
     """
     async with AsyncExitStack() as stack:
-        ws = NoBsWs(url, token, stack, fixture=fixture)
+        ws = NoBsWs(url, stack, fixture=fixture)
         await ws._connect()
 
         try: