File size: 9,799 Bytes
8ede856 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 | """Manage Bay container lifecycle for zero-config Shipyard Neo integration.
When no Bay endpoint is configured, AstrBot can automatically start a Bay
container using the Docker socket (like BoxliteBooter does for Ship
containers).
"""
from __future__ import annotations
import asyncio
import io
import json
import tarfile
from typing import Any
import aiodocker
import aiohttp
from astrbot.api import logger
# ---------------------------------------------------------------------------
# Constants
# ---------------------------------------------------------------------------
BAY_IMAGE = "ghcr.io/astrbotdevs/shipyard-neo-bay:latest"
BAY_CONTAINER_NAME = "astrbot-bay"
BAY_LABEL = "astrbot.bay.managed"
BAY_PORT = 8114
HEALTH_TIMEOUT_S = 60
HEALTH_POLL_INTERVAL_S = 2
class BayContainerManager:
"""Start / reuse / stop a Bay container via Docker Engine API."""
def __init__(
self,
image: str = BAY_IMAGE,
host_port: int = BAY_PORT,
) -> None:
self._image = image
self._host_port = host_port
self._docker: aiodocker.Docker | None = None
self._container: Any = None
# ------------------------------------------------------------------
# Public API
# ------------------------------------------------------------------
async def ensure_running(self) -> str:
"""Make sure a Bay container is running. Returns the endpoint URL.
If a container labelled ``astrbot.bay.managed`` already exists
and is running, it will be reused. Otherwise a new container is
created from *self._image*.
"""
try:
self._docker = aiodocker.Docker()
except Exception as exc:
raise RuntimeError(
"Failed to connect to Docker daemon. "
"Ensure Docker is installed and running, or configure "
"an explicit Bay endpoint instead of auto-start mode."
) from exc
# 1. Look for an existing managed container
existing = await self._find_managed_container()
if existing is not None:
state = existing["State"]
if state.get("Running"):
cid = existing["Id"][:12]
logger.info("[BayManager] Reusing existing Bay container: %s", cid)
self._container = await self._docker.containers.get(existing["Id"])
return f"http://127.0.0.1:{self._host_port}"
else:
# Container exists but stopped — restart it
logger.info("[BayManager] Restarting stopped Bay container")
container = await self._docker.containers.get(existing["Id"])
await container.start()
self._container = container
return f"http://127.0.0.1:{self._host_port}"
# 2. Pull image if needed
await self._pull_image_if_needed()
# 3. Create and start container
logger.info(
"[BayManager] Starting Bay container: image=%s, port=%d",
self._image,
self._host_port,
)
config = {
"Image": self._image,
"Labels": {BAY_LABEL: "true"},
"Env": [
"BAY_SERVER__HOST=0.0.0.0",
f"BAY_SERVER__PORT={BAY_PORT}",
"BAY_DATA_DIR=/app/data",
# allow_anonymous=false → auto-provisions API key
"BAY_SECURITY__ALLOW_ANONYMOUS=false",
],
"HostConfig": {
"PortBindings": {
f"{BAY_PORT}/tcp": [{"HostPort": str(self._host_port)}],
},
"Binds": [
# Bay needs Docker socket to create sandbox containers
"/var/run/docker.sock:/var/run/docker.sock",
],
"RestartPolicy": {"Name": "unless-stopped"},
},
}
self._container = await self._docker.containers.create_or_replace(
BAY_CONTAINER_NAME, config
)
await self._container.start()
logger.info("[BayManager] Bay container started: %s", BAY_CONTAINER_NAME)
return f"http://127.0.0.1:{self._host_port}"
async def wait_healthy(self, timeout: int = HEALTH_TIMEOUT_S) -> None:
"""Block until Bay's ``/health`` endpoint returns 200."""
url = f"http://127.0.0.1:{self._host_port}/health"
loop = asyncio.get_running_loop()
deadline = loop.time() + timeout
last_error: str = ""
async with aiohttp.ClientSession() as session:
while loop.time() < deadline:
try:
async with session.get(
url, timeout=aiohttp.ClientTimeout(total=3)
) as resp:
if resp.status == 200:
logger.info("[BayManager] Bay is healthy")
return
last_error = f"HTTP {resp.status}"
except Exception as exc:
last_error = str(exc)
await asyncio.sleep(HEALTH_POLL_INTERVAL_S)
raise TimeoutError(
f"Bay did not become healthy within {timeout}s (last error: {last_error})"
)
async def read_credentials(self) -> str:
"""Read auto-provisioned API key from Bay container.
Bay writes ``credentials.json`` to its data directory when
``allow_anonymous=false`` and no explicit API key is set.
"""
if self._container is None:
return ""
try:
# Read credentials.json from container filesystem
tar_stream = await self._container.get_archive("/app/data/credentials.json")
# get_archive returns (tar_data, stat)
tar_data = tar_stream
if isinstance(tar_data, dict):
raw = tar_data.get("data", b"")
elif isinstance(tar_data, tuple):
# (stream, stat_info)
raw = b""
stream = tar_data[0]
if hasattr(stream, "read"):
raw = await stream.read()
elif isinstance(stream, bytes):
raw = stream
else:
# It might be a chunked response
chunks = []
async for chunk in stream:
chunks.append(chunk)
raw = b"".join(chunks)
else:
raw = tar_data if isinstance(tar_data, bytes) else b""
if not raw:
logger.debug("[BayManager] Empty tar response from container")
return ""
tario = io.BytesIO(raw)
with tarfile.open(fileobj=tario) as tar:
for member in tar.getmembers():
f = tar.extractfile(member)
if f:
creds = json.loads(f.read().decode("utf-8"))
api_key = creds.get("api_key", "")
if api_key:
masked = (
f"{api_key[:8]}..."
if len(api_key) >= 10
else "redacted"
)
logger.info(
"[BayManager] Auto-discovered Bay API key: %s",
masked,
)
return api_key
except Exception as exc:
logger.debug(
"[BayManager] Failed to read credentials from container: %s", exc
)
return ""
async def close_client(self) -> None:
"""Close the Docker client without stopping the container.
The Bay container stays running for reuse by future sessions.
"""
if self._docker is not None:
await self._docker.close()
self._docker = None
async def stop(self) -> None:
"""Stop and remove the managed Bay container."""
if self._container is not None:
try:
await self._container.stop()
await self._container.delete(force=True)
logger.info("[BayManager] Bay container stopped and removed")
except Exception as exc:
logger.debug("[BayManager] Error stopping Bay container: %s", exc)
finally:
self._container = None
await self.close_client()
# ------------------------------------------------------------------
# Private helpers
# ------------------------------------------------------------------
async def _find_managed_container(self) -> dict | None:
"""Find an existing container with our management label."""
assert self._docker is not None
containers = await self._docker.containers.list(
all=True,
filters=json.dumps({"label": [f"{BAY_LABEL}=true"]}),
)
if containers:
# Inspect first match to get full state
return await containers[0].show()
return None
async def _pull_image_if_needed(self) -> None:
"""Pull the Bay image if it doesn't exist locally."""
assert self._docker is not None
try:
await self._docker.images.inspect(self._image)
logger.debug("[BayManager] Image %s already exists", self._image)
except aiodocker.exceptions.DockerError:
logger.info("[BayManager] Pulling image %s ...", self._image)
# Pull with progress logging
await self._docker.images.pull(self._image)
logger.info("[BayManager] Image %s pulled successfully", self._image)
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