spoolman: add a websocket connect
Connect to the spoolman sevice via websocket to receive spool events. In addition, this gives Moonraker a persistent connection to know when the service is available. Signed-off-by: Eric Callahan <arksine.code@gmail.com>
This commit is contained in:
parent
a23187b4af
commit
b836d618c9
|
@ -8,29 +8,46 @@ from __future__ import annotations
|
|||
import asyncio
|
||||
import datetime
|
||||
import logging
|
||||
from typing import TYPE_CHECKING, Dict, Any
|
||||
from ..common import RequestType
|
||||
import re
|
||||
import tornado.websocket as tornado_ws
|
||||
from ..common import RequestType, Sentinel
|
||||
from ..utils import json_wrapper as jsonw
|
||||
from typing import (
|
||||
TYPE_CHECKING,
|
||||
Dict,
|
||||
Any,
|
||||
Optional,
|
||||
Union
|
||||
)
|
||||
|
||||
if TYPE_CHECKING:
|
||||
from typing import Optional
|
||||
from ..confighelper import ConfigHelper
|
||||
from ..common import WebRequest
|
||||
from .http_client import HttpClient, HttpResponse
|
||||
from .database import MoonrakerDatabase
|
||||
from .announcements import Announcements
|
||||
from .klippy_apis import KlippyAPI as APIComp
|
||||
from confighelper import ConfigHelper
|
||||
from tornado.websocket import WebSocketClientConnection
|
||||
|
||||
DB_NAMESPACE = "moonraker"
|
||||
ACTIVE_SPOOL_KEY = "spoolman.spool_id"
|
||||
|
||||
CONNECTION_ERROR_LOG_TIME = 60.
|
||||
|
||||
class SpoolManager:
|
||||
def __init__(self, config: ConfigHelper):
|
||||
self.server = config.get_server()
|
||||
self.eventloop = self.server.get_event_loop()
|
||||
self._get_spoolman_urls(config)
|
||||
self.sync_rate_seconds = config.getint("sync_rate", default=5, minval=1)
|
||||
self.last_sync_time = datetime.datetime.now()
|
||||
self.extruded_lock = asyncio.Lock()
|
||||
self.spoolman_url = f"{config.get('server').rstrip('/')}/api"
|
||||
self.spoolman_ws: Optional[WebSocketClientConnection] = None
|
||||
self.connection_task: Optional[asyncio.Task] = None
|
||||
self.spool_check_task: Optional[asyncio.Task] = None
|
||||
self.spool_lock = asyncio.Lock()
|
||||
self.ws_connected: bool = False
|
||||
self.reconnect_delay: float = 2.
|
||||
self.is_closing: bool = False
|
||||
self.spool_id: Optional[int] = None
|
||||
self.extruded: float = 0
|
||||
self._error_logged: bool = False
|
||||
|
@ -47,6 +64,19 @@ class SpoolManager:
|
|||
"spoolman_set_active_spool", self.set_active_spool
|
||||
)
|
||||
|
||||
def _get_spoolman_urls(self, config: ConfigHelper) -> None:
|
||||
orig_url = config.get('server')
|
||||
url_match = re.match(r"(?i:(?P<scheme>https?)://)?(?P<host>.+)", orig_url)
|
||||
if url_match is None:
|
||||
raise config.error(
|
||||
f"Section [spoolman], Option server: {orig_url}: Invalid URL format"
|
||||
)
|
||||
scheme = url_match["scheme"] or "http"
|
||||
host = url_match["host"].rstrip("/")
|
||||
ws_scheme = "wss" if scheme == "https" else "ws"
|
||||
self.spoolman_url = f"{scheme}://{host}/api"
|
||||
self.ws_url = f"{ws_scheme}://{host}/api/v1/spool"
|
||||
|
||||
def _register_notifications(self):
|
||||
self.server.register_notification("spoolman:active_spool_set")
|
||||
|
||||
|
@ -71,22 +101,101 @@ class SpoolManager:
|
|||
self.spool_id = await self.database.get_item(
|
||||
DB_NAMESPACE, ACTIVE_SPOOL_KEY, None
|
||||
)
|
||||
self.connection_task = self.eventloop.create_task(self._connect_websocket())
|
||||
|
||||
async def _connect_websocket(self) -> None:
|
||||
log_connect: bool = True
|
||||
last_err: Exception = Exception()
|
||||
while not self.is_closing:
|
||||
if log_connect:
|
||||
logging.info(f"Connecting To Spoolman: {self.ws_url}")
|
||||
log_connect = False
|
||||
try:
|
||||
self.spoolman_ws = await tornado_ws.websocket_connect(
|
||||
self.ws_url,
|
||||
connect_timeout=5.,
|
||||
ping_interval=20.,
|
||||
ping_timeout=60.
|
||||
)
|
||||
setattr(self.spoolman_ws, "on_ping", self._on_ws_ping)
|
||||
cur_time = self.eventloop.get_loop_time()
|
||||
self._last_ping_received = cur_time
|
||||
except asyncio.CancelledError:
|
||||
raise
|
||||
except Exception as e:
|
||||
if type(last_err) is not type(e) or last_err.args != e.args:
|
||||
logging.exception("Failed to connect to Spoolman")
|
||||
last_err = e
|
||||
else:
|
||||
self.ws_connected = True
|
||||
self._error_logged = False
|
||||
logging.info("Connected to Spoolman Spool Manager")
|
||||
if self.spool_id is not None:
|
||||
self._cancel_spool_check_task()
|
||||
coro = self._check_spool_deleted()
|
||||
self.spool_check_task = self.eventloop.create_task(coro)
|
||||
await self._read_messages()
|
||||
log_connect = True
|
||||
last_err = Exception()
|
||||
if not self.is_closing:
|
||||
await asyncio.sleep(self.reconnect_delay)
|
||||
|
||||
async def _read_messages(self) -> None:
|
||||
message: Union[str, bytes, None]
|
||||
while self.spoolman_ws is not None:
|
||||
message = await self.spoolman_ws.read_message()
|
||||
if isinstance(message, str):
|
||||
self._decode_message(message)
|
||||
elif message is None:
|
||||
self.ws_connected = False
|
||||
cur_time = self.eventloop.get_loop_time()
|
||||
ping_time: float = cur_time - self._last_ping_received
|
||||
reason = code = None
|
||||
if self.spoolman_ws is not None:
|
||||
reason = self.spoolman_ws.close_reason
|
||||
code = self.spoolman_ws.close_code
|
||||
logging.info(
|
||||
f"Spoolman Disconnected - Code: {code}, Reason: {reason}, "
|
||||
f"Server Ping Time Elapsed: {ping_time}"
|
||||
)
|
||||
self.spoolman_ws = None
|
||||
break
|
||||
|
||||
def _decode_message(self, message: str) -> None:
|
||||
event: Dict[str, Any] = jsonw.loads(message)
|
||||
if event.get("resource") != "spool":
|
||||
return
|
||||
if self.spool_id is not None and event.get("type") == "deleted":
|
||||
payload: Dict[str, Any] = event.get("payload", {})
|
||||
if payload.get("id") == self.spool_id:
|
||||
self.eventloop.create_task(self.set_active_spool(Sentinel.MISSING))
|
||||
|
||||
def _cancel_spool_check_task(self) -> None:
|
||||
if self.spool_check_task is None or self.spool_check_task.done():
|
||||
return
|
||||
self.spool_check_task.cancel()
|
||||
|
||||
async def _check_spool_deleted(self) -> None:
|
||||
if self.spool_id is not None:
|
||||
response = await self.http_client.get(
|
||||
f"{self.spoolman_url}/v1/spool/{self.spool_id}",
|
||||
connect_timeout=1., request_timeout=2.,
|
||||
connect_timeout=1., request_timeout=2.
|
||||
)
|
||||
if response.status_code == 404:
|
||||
logging.info(f"Spool ID {self.spool_id} not found, setting to None")
|
||||
self._set_spool(None)
|
||||
await self.set_active_spool(Sentinel.MISSING)
|
||||
elif response.has_error():
|
||||
err_msg = self._get_response_error(response)
|
||||
logging.info(
|
||||
"Attempt to initialize Spoolman connection failed with the "
|
||||
f"following: {err_msg}"
|
||||
)
|
||||
logging.info(f"Attempt to check spool status failed: {err_msg}")
|
||||
else:
|
||||
logging.info(f"Found Spool ID {self.spool_id} on spoolman instance")
|
||||
self.spool_check_task = None
|
||||
|
||||
def connected(self) -> bool:
|
||||
return self.ws_connected
|
||||
|
||||
def _on_ws_ping(self, data: bytes = b"") -> None:
|
||||
self._last_ping_received = self.eventloop.get_loop_time()
|
||||
|
||||
async def _handle_klippy_ready(self):
|
||||
result = await self.klippy_apis.subscribe_objects(
|
||||
|
@ -130,27 +239,29 @@ class SpoolManager:
|
|||
logging.debug("Sync period elapsed, tracking usage")
|
||||
await self.track_filament_usage()
|
||||
|
||||
async def set_active_spool(self, spool_id: Optional[int]) -> None:
|
||||
if self.spool_id == spool_id:
|
||||
logging.info(f"Spool ID already set to: {spool_id}")
|
||||
return
|
||||
# Store the current spool usage before switching
|
||||
if self.spool_id is not None:
|
||||
await self.track_filament_usage()
|
||||
elif spool_id is not None:
|
||||
async with self.extruded_lock:
|
||||
self.extruded = 0
|
||||
self._set_spool(spool_id)
|
||||
logging.info(f"Setting active spool to: {spool_id}")
|
||||
|
||||
def _set_spool(self, spool_id: Optional[int]) -> None:
|
||||
if spool_id == self.spool_id:
|
||||
return
|
||||
self.spool_id = spool_id
|
||||
self.database.insert_item(DB_NAMESPACE, ACTIVE_SPOOL_KEY, spool_id)
|
||||
self.server.send_event(
|
||||
"spoolman:active_spool_set", {"spool_id": spool_id}
|
||||
)
|
||||
async def set_active_spool(self, spool_id: Union[int, Sentinel, None]) -> None:
|
||||
async with self.spool_lock:
|
||||
deleted_spool = False
|
||||
if spool_id is Sentinel.MISSING:
|
||||
spool_id = None
|
||||
deleted_spool = True
|
||||
if self.spool_id == spool_id:
|
||||
logging.info(f"Spool ID already set to: {spool_id}")
|
||||
return
|
||||
# Store the current spool usage before switching, unless it has been deleted
|
||||
if not deleted_spool:
|
||||
if self.spool_id is not None:
|
||||
await self.track_filament_usage()
|
||||
elif spool_id is not None:
|
||||
# No need to track, just reset extrusion
|
||||
async with self.extruded_lock:
|
||||
self.extruded = 0
|
||||
self.spool_id = spool_id
|
||||
self.database.insert_item(DB_NAMESPACE, ACTIVE_SPOOL_KEY, spool_id)
|
||||
self.server.send_event(
|
||||
"spoolman:active_spool_set", {"spool_id": spool_id}
|
||||
)
|
||||
logging.info(f"Setting active spool to: {spool_id}")
|
||||
|
||||
async def track_filament_usage(self):
|
||||
spool_id = self.spool_id
|
||||
|
@ -158,7 +269,7 @@ class SpoolManager:
|
|||
logging.debug("No active spool, skipping tracking")
|
||||
return
|
||||
async with self.extruded_lock:
|
||||
if self.extruded > 0:
|
||||
if self.extruded > 0 and self.ws_connected:
|
||||
used_length = self.extruded
|
||||
|
||||
logging.debug(
|
||||
|
@ -176,19 +287,20 @@ class SpoolManager:
|
|||
)
|
||||
if response.has_error():
|
||||
if response.status_code == 404:
|
||||
self._error_logged = False
|
||||
logging.info(
|
||||
f"Spool ID {self.spool_id} not found, setting to None"
|
||||
)
|
||||
self._set_spool(None)
|
||||
else:
|
||||
if not self._error_logged:
|
||||
error_msg = self._get_response_error(response)
|
||||
self._error_logged = True
|
||||
logging.info(
|
||||
f"Failed to update extrusion for spool id {spool_id}, "
|
||||
f"received {error_msg}"
|
||||
)
|
||||
return
|
||||
coro = self.set_active_spool(Sentinel.MISSING)
|
||||
self.eventloop.create_task(coro)
|
||||
elif not self._error_logged:
|
||||
error_msg = self._get_response_error(response)
|
||||
self._error_logged = True
|
||||
logging.info(
|
||||
f"Failed to update extrusion for spool id {spool_id}, "
|
||||
f"received {error_msg}"
|
||||
)
|
||||
return
|
||||
self._error_logged = False
|
||||
self.extruded = 0
|
||||
|
||||
|
@ -204,36 +316,38 @@ class SpoolManager:
|
|||
path = web_request.get_str("path")
|
||||
query = web_request.get_str("query", None)
|
||||
body = web_request.get("body", None)
|
||||
|
||||
if method not in {"GET", "POST", "PUT", "PATCH", "DELETE"}:
|
||||
raise self.server.error(f"Invalid HTTP method: {method}")
|
||||
|
||||
if body is not None and method == "GET":
|
||||
raise self.server.error("GET requests cannot have a body")
|
||||
|
||||
if len(path) < 4 or path[:4] != "/v1/":
|
||||
raise self.server.error(
|
||||
"Invalid path, must start with the API version, e.g. /v1"
|
||||
)
|
||||
|
||||
if query is not None:
|
||||
query = f"?{query}"
|
||||
else:
|
||||
query = ""
|
||||
|
||||
query = f"?{query}" if query is not None else ""
|
||||
full_url = f"{self.spoolman_url}{path}{query}"
|
||||
|
||||
if not self.ws_connected:
|
||||
raise self.server.error("Spoolman server not available", 503)
|
||||
logging.debug(f"Proxying {method} request to {full_url}")
|
||||
|
||||
response = await self.http_client.request(
|
||||
method=method,
|
||||
url=full_url,
|
||||
body=body,
|
||||
)
|
||||
response.raise_for_status()
|
||||
|
||||
return response.json()
|
||||
|
||||
async def close(self):
|
||||
self.is_closing = True
|
||||
if self.spoolman_ws is not None:
|
||||
self.spoolman_ws.close(1001, "Moonraker Shutdown")
|
||||
self._cancel_spool_check_task()
|
||||
if self.connection_task is None or self.connection_task.done():
|
||||
return
|
||||
try:
|
||||
await asyncio.wait_for(self.connection_task, 2.)
|
||||
except asyncio.TimeoutError:
|
||||
pass
|
||||
|
||||
def load_component(config: ConfigHelper) -> SpoolManager:
|
||||
return SpoolManager(config)
|
||||
|
|
Loading…
Reference in New Issue