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Imago/sdk/imago_client/websocket.py
T
bruno 2f2a5e9b4a
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Add admin panel, WebSocket support, and API versioning
Introduce an admin portal (React + Nginx), WebSocket routing, and
API versioning middleware with `/api/v1/` prefix deprecation.
Add master API key authentication, new Prometheus metrics for AI
token consumption and active WebSockets, and extend S3 config
with a public endpoint URL. Update test paths and fixtures to
align with the new routing structure.
2026-06-22 11:25:22 -04:00

72 lines
2.9 KiB
Python

"""
WebSocket client for receiving real-time pipeline events.
"""
import asyncio
import json
import logging
from typing import AsyncGenerator, Dict, Any, Optional
import websockets
from websockets.exceptions import ConnectionClosed
from .exceptions import AuthError, PipelineError
logger = logging.getLogger("imago_client.websocket")
class PipelineStream:
"""Stream of real-time pipeline events for an image using WebSockets."""
def __init__(self, ws_url: str, api_key: str, image_id: int):
self.ws_url = ws_url.replace("http://", "ws://").replace("https://", "wss://")
self.api_key = api_key
self.image_id = image_id
async def stream_events(self) -> AsyncGenerator[Dict[str, Any], None]:
"""Connects to the WebSocket and yields events."""
url = f"{self.ws_url}/pipeline/{self.image_id}?token={self.api_key}"
try:
async with websockets.connect(url) as websocket:
async for message in websocket:
try:
event = json.loads(message)
yield event
# Stop iterating if the pipeline is finished
if event.get("event") in ("pipeline.done", "pipeline.error"):
break
except json.JSONDecodeError:
logger.warning(f"Failed to decode message: {message}")
except ConnectionClosed as e:
if e.code == 4001:
raise AuthError("No authentication token provided for WebSocket") from e
elif e.code == 4003:
raise AuthError("Forbidden or unauthorized to access this pipeline stream") from e
else:
raise PipelineError(f"WebSocket connection closed unexpectedly: {e.code} - {e.reason}") from e
except Exception as e:
raise PipelineError(f"WebSocket error: {e}") from e
class AdminMonitorStream:
"""Admin stream for listening to all pipeline events."""
def __init__(self, ws_url: str, api_key: str):
self.ws_url = ws_url.replace("http://", "ws://").replace("https://", "wss://")
self.api_key = api_key
async def stream_events(self) -> AsyncGenerator[Dict[str, Any], None]:
url = f"{self.ws_url}/admin/monitor?token={self.api_key}"
try:
async with websockets.connect(url) as websocket:
async for message in websocket:
try:
event = json.loads(message)
yield event
except json.JSONDecodeError:
logger.warning(f"Failed to decode message: {message}")
except ConnectionClosed as e:
if e.code in (4001, 4003):
raise AuthError("Unauthorized to access admin stream") from e
raise PipelineError(f"Connection closed: {e.code} - {e.reason}") from e