563 lines
23 KiB
Python
563 lines
23 KiB
Python
#!/usr/bin/env python3
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"""Strict Docker profile switcher for the local AI stack.
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Only status and activation of a fixed set of labelled llama.cpp containers are
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exposed. Callers cannot provide images, commands, mounts or Docker API paths.
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"""
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from __future__ import annotations
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import http.client
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import json
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import logging
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import os
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import socket
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import threading
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import urllib.parse
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from http.server import BaseHTTPRequestHandler, ThreadingHTTPServer
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HOST = os.environ.get("CONTROLLER_HOST", "0.0.0.0")
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PORT = int(os.environ.get("CONTROLLER_PORT", "8090"))
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SOCKET_PATH = os.environ.get("DOCKER_SOCKET", "/var/run/docker.sock")
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TOKEN_FILE = os.environ.get("CONTROLLER_TOKEN_FILE", "/run/secrets/controller-token")
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ALLOWED = tuple(x.strip() for x in os.environ.get(
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"ALLOWED_PROFILES", "fast,medium,large,ultra,uncensored,experimental").split(",") if x.strip())
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LABEL_KEY = "com.mike-ai.llama-profile"
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IMAGE_LABEL_KEY = "com.mike-ai.image-worker"
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IMAGE_WORKER = os.environ.get("IMAGE_WORKER", "image")
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RESTORE_WORKER = os.environ.get("RESTORE_WORKER", "restore")
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TTS_LABEL_KEY = "com.mike-ai.tts-worker"
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TTS_WORKER = os.environ.get("TTS_WORKER", "qwen3")
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MUSIC_LABEL_KEY = "com.mike-ai.music-worker"
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MUSIC_WORKER = os.environ.get("MUSIC_WORKER", "").strip()
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SEPARATOR_LABEL_KEY = "com.mike-ai.stem-separator"
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SEPARATOR_WORKER = os.environ.get("SEPARATOR_WORKER", "").strip()
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VOICE_LABEL_KEY = "com.mike-ai.voice-worker"
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VOICE_WORKER = os.environ.get("VOICE_WORKER", "").strip()
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VOICE_CHANGE_LABEL_KEY = "com.mike-ai.voice-change-worker"
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VOICE_CHANGE_WORKER = os.environ.get("VOICE_CHANGE_WORKER", "").strip()
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APPLIO_LABEL_KEY = "com.mike-ai.applio-worker"
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APPLIO_WORKER = os.environ.get("APPLIO_WORKER", "").strip()
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LOCK = threading.Lock()
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log = logging.getLogger("profile-controller")
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class UnixConnection(http.client.HTTPConnection):
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def connect(self) -> None:
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self.sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
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self.sock.connect(SOCKET_PATH)
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def docker_request(method: str, path: str) -> tuple[int, bytes]:
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conn = UnixConnection("localhost", timeout=30)
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try:
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conn.request(method, path, headers={"Content-Type": "application/json"})
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response = conn.getresponse()
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return response.status, response.read()
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finally:
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conn.close()
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def containers() -> dict[str, dict]:
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filters = urllib.parse.quote(json.dumps({"label": [LABEL_KEY]}))
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status, body = docker_request("GET", f"/containers/json?all=1&filters={filters}")
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if status != 200:
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raise RuntimeError(f"Docker list failed with HTTP {status}")
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result: dict[str, dict] = {}
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for item in json.loads(body):
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profile = item.get("Labels", {}).get(LABEL_KEY)
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if profile in ALLOWED:
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if profile in result:
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raise RuntimeError(f"duplicate container for profile {profile}")
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result[profile] = item
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return result
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def labelled_containers(label: str) -> list[dict]:
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filters = urllib.parse.quote(json.dumps({"label": [label]}))
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status, body = docker_request("GET", f"/containers/json?all=1&filters={filters}")
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if status != 200:
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raise RuntimeError(f"Docker list failed with HTTP {status}")
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return json.loads(body)
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def image_container(kind: str = IMAGE_WORKER) -> dict:
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matches = [item for item in labelled_containers(IMAGE_LABEL_KEY)
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if item.get("Labels", {}).get(IMAGE_LABEL_KEY) == kind]
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if len(matches) != 1:
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raise RuntimeError(
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f"expected exactly one image worker {kind!r}, found {len(matches)}")
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return matches[0]
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def image_containers() -> list[dict]:
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"""All allowlisted GPU workers that must never overlap an LLM."""
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allowed = {IMAGE_WORKER, RESTORE_WORKER}
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return [item for item in labelled_containers(IMAGE_LABEL_KEY)
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if item.get("Labels", {}).get(IMAGE_LABEL_KEY) in allowed]
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def tts_container() -> dict:
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matches = [item for item in labelled_containers(TTS_LABEL_KEY)
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if item.get("Labels", {}).get(TTS_LABEL_KEY) == TTS_WORKER]
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if len(matches) != 1:
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raise RuntimeError(
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f"expected exactly one TTS worker {TTS_WORKER!r}, found {len(matches)}")
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return matches[0]
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def music_container() -> dict:
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if not MUSIC_WORKER:
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raise RuntimeError("music worker is not configured")
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matches = [item for item in labelled_containers(MUSIC_LABEL_KEY)
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if item.get("Labels", {}).get(MUSIC_LABEL_KEY) == MUSIC_WORKER]
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if len(matches) != 1:
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raise RuntimeError(
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f"expected exactly one music worker {MUSIC_WORKER!r}, found {len(matches)}")
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return matches[0]
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def separator_container() -> dict:
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if not SEPARATOR_WORKER:
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raise RuntimeError("stem separator is not configured")
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matches = [item for item in labelled_containers(SEPARATOR_LABEL_KEY)
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if item.get("Labels", {}).get(SEPARATOR_LABEL_KEY) == SEPARATOR_WORKER]
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if len(matches) != 1:
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raise RuntimeError(
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f"expected exactly one stem separator {SEPARATOR_WORKER!r}, found {len(matches)}")
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return matches[0]
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def voice_container() -> dict:
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if not VOICE_WORKER:
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raise RuntimeError("voice worker is not configured")
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matches = [item for item in labelled_containers(VOICE_LABEL_KEY)
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if item.get("Labels", {}).get(VOICE_LABEL_KEY) == VOICE_WORKER]
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if len(matches) != 1:
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raise RuntimeError(
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f"expected exactly one voice worker {VOICE_WORKER!r}, found {len(matches)}")
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return matches[0]
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def voice_change_container() -> dict:
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if not VOICE_CHANGE_WORKER:
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raise RuntimeError("voice-change worker is not configured")
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matches = [item for item in labelled_containers(VOICE_CHANGE_LABEL_KEY)
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if item.get("Labels", {}).get(VOICE_CHANGE_LABEL_KEY) == VOICE_CHANGE_WORKER]
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if len(matches) != 1:
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raise RuntimeError(
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f"expected exactly one voice-change worker {VOICE_CHANGE_WORKER!r}, found {len(matches)}")
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return matches[0]
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def applio_container() -> dict:
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if not APPLIO_WORKER:
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raise RuntimeError("Applio worker is not configured")
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matches = [item for item in labelled_containers(APPLIO_LABEL_KEY)
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if item.get("Labels", {}).get(APPLIO_LABEL_KEY) == APPLIO_WORKER]
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if len(matches) != 1:
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raise RuntimeError(
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f"expected exactly one Applio worker {APPLIO_WORKER!r}, found {len(matches)}")
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return matches[0]
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def stop_music_if_configured() -> None:
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if MUSIC_WORKER:
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stop_container(music_container(), timeout=30)
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def stop_separator_if_configured() -> None:
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if SEPARATOR_WORKER:
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stop_container(separator_container(), timeout=30)
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def stop_voice_if_configured() -> None:
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if VOICE_WORKER:
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stop_container(voice_container(), timeout=30)
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def stop_voice_change_if_configured() -> None:
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if VOICE_CHANGE_WORKER:
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stop_container(voice_change_container(), timeout=30)
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def stop_applio_if_configured() -> None:
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if APPLIO_WORKER:
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stop_container(applio_container(), timeout=30)
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def stop_voice_tools(except_kind: str | None = None) -> None:
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if except_kind != "voice":
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stop_voice_if_configured()
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if except_kind != "voicechange":
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stop_voice_change_if_configured()
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if except_kind != "applio":
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stop_applio_if_configured()
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def stop_container(item: dict, timeout: int = 120) -> None:
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if item.get("State") != "running":
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return
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status, _ = docker_request("POST", f"/containers/{item['Id']}/stop?t={timeout}")
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if status not in (204, 304):
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raise RuntimeError(f"failed to stop container: HTTP {status}")
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def start_container(item: dict) -> None:
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if item.get("State") == "running":
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return
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status, _ = docker_request("POST", f"/containers/{item['Id']}/start")
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if status not in (204, 304):
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raise RuntimeError(f"failed to start container: HTTP {status}")
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def stop_inference() -> dict:
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with LOCK:
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items = containers()
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previous = active_profile(items)
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for item in items.values():
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stop_container(item)
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return {"active_profile": None, "previous_profile": previous}
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def set_image_worker(running: bool, kind: str = IMAGE_WORKER) -> dict:
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if kind not in {IMAGE_WORKER, RESTORE_WORKER}:
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raise ValueError("worker is not allowlisted")
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with LOCK:
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item = image_container(kind)
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if running:
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# The image worker may never overlap a llama profile on the 5080.
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for profile_item in containers().values():
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stop_container(profile_item)
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# The 9B beta text encoder temporarily borrows the RTX 3060 from
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# Qwen3-TTS. TTS is unavailable during this exclusive GPU phase.
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stop_container(tts_container(), timeout=30)
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stop_music_if_configured()
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stop_separator_if_configured()
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stop_voice_tools()
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for other in image_containers():
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if other["Id"] != item["Id"]:
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stop_container(other, timeout=20)
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start_container(item)
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else:
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# CUDA/PyTorch may not react promptly to SIGTERM after an OOM.
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# Bound recovery time and let Docker issue SIGKILL afterwards.
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stop_container(item, timeout=20)
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# TTS is restored by the following profile activation. Keeping it
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# stopped here lets the router verify that both GPUs really
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# released the image model before Qwen and TTS are reloaded.
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return {"image_worker": kind,
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"state": "running" if running else "stopped"}
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def set_music_worker(running: bool) -> dict:
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"""Start ACE-Step exclusively, or stop it before LLM restoration."""
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with LOCK:
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item = music_container()
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if running:
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for profile_item in containers().values():
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stop_container(profile_item)
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for worker in image_containers():
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stop_container(worker, timeout=20)
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stop_container(tts_container(), timeout=30)
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stop_separator_if_configured()
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stop_voice_tools()
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start_container(item)
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else:
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stop_container(item, timeout=30)
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return {"music_worker": MUSIC_WORKER,
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"state": "running" if running else "stopped"}
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def set_separator_worker(running: bool) -> dict:
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"""Start vocal separation exclusively, or stop it before LLM restoration."""
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with LOCK:
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item = separator_container()
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if running:
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for profile_item in containers().values():
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stop_container(profile_item)
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for worker in image_containers():
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stop_container(worker, timeout=20)
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stop_container(tts_container(), timeout=30)
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stop_music_if_configured()
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stop_voice_tools()
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start_container(item)
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else:
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stop_container(item, timeout=30)
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return {"separator_worker": SEPARATOR_WORKER,
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"state": "running" if running else "stopped"}
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def set_voice_worker(running: bool) -> dict:
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"""Start OmniVoice exclusively, or stop it before LLM restoration."""
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with LOCK:
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item = voice_container()
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if running:
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for profile_item in containers().values():
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stop_container(profile_item)
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for worker in image_containers():
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stop_container(worker, timeout=20)
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stop_container(tts_container(), timeout=30)
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stop_music_if_configured()
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stop_separator_if_configured()
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stop_voice_tools("voice")
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start_container(item)
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else:
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stop_container(item, timeout=30)
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return {"voice_worker": VOICE_WORKER,
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"state": "running" if running else "stopped"}
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def set_voice_change_worker(running: bool) -> dict:
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"""Start X-VC exclusively, or stop it before another mode is loaded."""
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with LOCK:
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item = voice_change_container()
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if running:
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for profile_item in containers().values():
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stop_container(profile_item)
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for worker in image_containers():
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stop_container(worker, timeout=20)
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stop_container(tts_container(), timeout=30)
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stop_music_if_configured()
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stop_separator_if_configured()
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stop_voice_tools("voicechange")
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start_container(item)
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else:
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stop_container(item, timeout=30)
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return {"voice_change_worker": VOICE_CHANGE_WORKER,
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"state": "running" if running else "stopped"}
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def set_applio_worker(running: bool) -> dict:
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"""Start Applio exclusively, or stop it before another mode is loaded."""
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with LOCK:
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item = applio_container()
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if running:
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for profile_item in containers().values():
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stop_container(profile_item)
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for worker in image_containers():
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stop_container(worker, timeout=20)
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stop_container(tts_container(), timeout=30)
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stop_music_if_configured()
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stop_separator_if_configured()
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stop_voice_tools("applio")
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start_container(item)
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else:
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stop_container(item, timeout=30)
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return {"applio_worker": APPLIO_WORKER,
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"state": "running" if running else "stopped"}
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def active_profile(items: dict[str, dict] | None = None) -> str | None:
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items = items or containers()
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active = [name for name, item in items.items() if item.get("State") == "running"]
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if len(active) > 1:
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raise RuntimeError(f"multiple llama profiles active: {', '.join(active)}")
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return active[0] if active else None
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def activate(profile: str) -> dict:
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if profile not in ALLOWED:
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raise ValueError("profile is not allowlisted")
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with LOCK:
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# Defensive mutual exclusion even if a caller bypasses the router.
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for worker in image_containers():
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stop_container(worker)
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stop_music_if_configured()
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stop_separator_if_configured()
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stop_voice_tools()
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start_container(tts_container())
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items = containers()
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missing = [name for name in ALLOWED if name not in items]
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if missing:
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raise RuntimeError("profile containers missing: " + ", ".join(missing))
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current = active_profile(items)
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if current == profile:
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return {"active_profile": current, "changed": False}
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for name, item in items.items():
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if name == profile or item.get("State") != "running":
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continue
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status, _ = docker_request("POST", f"/containers/{item['Id']}/stop?t=120")
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if status not in (204, 304):
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raise RuntimeError(f"failed to stop profile {name}: HTTP {status}")
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target = items[profile]
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status, _ = docker_request("POST", f"/containers/{target['Id']}/start")
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if status not in (204, 304):
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raise RuntimeError(f"failed to start profile {profile}: HTTP {status}")
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log.info("activated profile %s (previous=%s)", profile, current)
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return {"active_profile": profile, "changed": True}
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def load_token() -> str:
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token = os.environ.get("CONTROLLER_TOKEN", "").strip()
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if not token:
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with open(TOKEN_FILE, encoding="utf-8") as handle:
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token = handle.read().strip()
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if len(token) < 32:
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raise RuntimeError("controller token is missing or too short")
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return token
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TOKEN = load_token()
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class Handler(BaseHTTPRequestHandler):
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server_version = "mike-ai-profile-controller/1"
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def log_message(self, fmt: str, *args: object) -> None:
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log.info("%s - %s", self.client_address[0], fmt % args)
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def reply(self, status: int, payload: dict) -> None:
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body = json.dumps(payload, separators=(",", ":")).encode()
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self.send_response(status)
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self.send_header("Content-Type", "application/json")
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self.send_header("Content-Length", str(len(body)))
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self.end_headers()
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self.wfile.write(body)
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def authenticated(self) -> bool:
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return self.headers.get("Authorization", "") == f"Bearer {TOKEN}"
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def do_GET(self) -> None: # noqa: N802
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if self.path == "/health":
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self.reply(200, {"status": "ok"})
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return
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if self.path != "/status":
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self.reply(404, {"error": "not found"})
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return
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if not self.authenticated():
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self.reply(401, {"error": "unauthorized"})
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return
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try:
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items = containers()
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music = music_container() if MUSIC_WORKER else {}
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music_status = music.get("Status", "")
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music_health = ("disabled" if not MUSIC_WORKER else
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"healthy" if "(healthy)" in music_status else
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"unhealthy" if "(unhealthy)" in music_status else
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"starting" if music.get("State") == "running" else
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"stopped")
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separator = separator_container() if SEPARATOR_WORKER else {}
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separator_status = separator.get("Status", "")
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separator_health = ("disabled" if not SEPARATOR_WORKER else
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"healthy" if "(healthy)" in separator_status else
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"unhealthy" if "(unhealthy)" in separator_status else
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"starting" if separator.get("State") == "running" else
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"stopped")
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voice = voice_container() if VOICE_WORKER else {}
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voice_status = voice.get("Status", "")
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voice_health = ("disabled" if not VOICE_WORKER else
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"healthy" if "(healthy)" in voice_status else
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"unhealthy" if "(unhealthy)" in voice_status else
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"starting" if voice.get("State") == "running" else
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"stopped")
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voice_change = voice_change_container() if VOICE_CHANGE_WORKER else {}
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voice_change_status = voice_change.get("Status", "")
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voice_change_health = ("disabled" if not VOICE_CHANGE_WORKER else
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"healthy" if "(healthy)" in voice_change_status else
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"unhealthy" if "(unhealthy)" in voice_change_status else
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"starting" if voice_change.get("State") == "running" else
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"stopped")
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applio = applio_container() if APPLIO_WORKER else {}
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applio_status = applio.get("Status", "")
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applio_health = ("disabled" if not APPLIO_WORKER else
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"healthy" if "(healthy)" in applio_status else
|
|
"unhealthy" if "(unhealthy)" in applio_status else
|
|
"starting" if applio.get("State") == "running" else
|
|
"stopped")
|
|
self.reply(200, {"active_profile": active_profile(items),
|
|
"music_worker": music.get("State", "disabled"),
|
|
"music_health": music_health,
|
|
"separator_worker": separator.get("State", "disabled"),
|
|
"separator_health": separator_health,
|
|
"voice_worker": voice.get("State", "disabled"),
|
|
"voice_health": voice_health,
|
|
"voice_change_worker": voice_change.get("State", "disabled"),
|
|
"voice_change_health": voice_change_health,
|
|
"applio_worker": applio.get("State", "disabled"),
|
|
"applio_health": applio_health,
|
|
"profiles": {name: items.get(name, {}).get(
|
|
"State", "missing") for name in ALLOWED}})
|
|
except Exception as exc:
|
|
log.exception("status failed")
|
|
self.reply(503, {"error": str(exc)})
|
|
|
|
def do_POST(self) -> None: # noqa: N802
|
|
if not self.authenticated():
|
|
self.reply(401, {"error": "unauthorized"})
|
|
return
|
|
if self.path == "/inference/stop":
|
|
try:
|
|
self.reply(200, stop_inference())
|
|
except Exception as exc:
|
|
log.exception("stopping inference failed")
|
|
self.reply(503, {"error": str(exc)})
|
|
return
|
|
if self.path in {"/workers/music/start", "/workers/music/stop"}:
|
|
try:
|
|
self.reply(200, set_music_worker(self.path.endswith("/start")))
|
|
except Exception as exc:
|
|
log.exception("music worker transition failed")
|
|
self.reply(503, {"error": str(exc)})
|
|
return
|
|
if self.path in {"/workers/separator/start", "/workers/separator/stop"}:
|
|
try:
|
|
self.reply(200, set_separator_worker(self.path.endswith("/start")))
|
|
except Exception as exc:
|
|
log.exception("stem separator transition failed")
|
|
self.reply(503, {"error": str(exc)})
|
|
return
|
|
if self.path in {"/workers/voice/start", "/workers/voice/stop"}:
|
|
try:
|
|
self.reply(200, set_voice_worker(self.path.endswith("/start")))
|
|
except Exception as exc:
|
|
log.exception("voice worker transition failed")
|
|
self.reply(503, {"error": str(exc)})
|
|
return
|
|
if self.path in {"/workers/voice-change/start", "/workers/voice-change/stop"}:
|
|
try:
|
|
self.reply(200, set_voice_change_worker(self.path.endswith("/start")))
|
|
except Exception as exc:
|
|
log.exception("voice-change worker transition failed")
|
|
self.reply(503, {"error": str(exc)})
|
|
return
|
|
if self.path in {"/workers/applio/start", "/workers/applio/stop"}:
|
|
try:
|
|
self.reply(200, set_applio_worker(self.path.endswith("/start")))
|
|
except Exception as exc:
|
|
log.exception("Applio worker transition failed")
|
|
self.reply(503, {"error": str(exc)})
|
|
return
|
|
worker_paths = {
|
|
"/workers/image/start": (IMAGE_WORKER, True),
|
|
"/workers/image/stop": (IMAGE_WORKER, False),
|
|
"/workers/restore/start": (RESTORE_WORKER, True),
|
|
"/workers/restore/stop": (RESTORE_WORKER, False),
|
|
}
|
|
if self.path in worker_paths:
|
|
try:
|
|
kind, running = worker_paths[self.path]
|
|
self.reply(200, set_image_worker(running, kind))
|
|
except Exception as exc:
|
|
log.exception("image worker transition failed")
|
|
self.reply(503, {"error": str(exc)})
|
|
return
|
|
prefix, suffix = "/profiles/", "/activate"
|
|
if not self.path.startswith(prefix) or not self.path.endswith(suffix):
|
|
self.reply(404, {"error": "not found"})
|
|
return
|
|
profile = self.path[len(prefix):-len(suffix)]
|
|
if profile not in ALLOWED:
|
|
self.reply(400, {"error": "profile is not allowlisted"})
|
|
return
|
|
try:
|
|
self.reply(200, activate(profile))
|
|
except Exception as exc:
|
|
log.exception("activation failed for %s", profile)
|
|
self.reply(503, {"error": str(exc)})
|
|
|
|
|
|
if __name__ == "__main__":
|
|
logging.basicConfig(level=logging.INFO, format="%(asctime)s %(levelname)s %(message)s")
|
|
ThreadingHTTPServer((HOST, PORT), Handler).serve_forever()
|