gahusb
eb34cbc0f7
Code review found: non-200 response from /audio/ endpoint was silently written as MP3 body → corrupt file. Match T5 suno.py download pattern. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
107 lines
4.1 KiB
Python
107 lines
4.1 KiB
Python
"""Local MusicGen Provider — Windows AI 머신의 native MusicGen 서버(:8765) 호출.
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NAS music-lab/app/local_provider.py 이식. DB 호출만 webhook으로 변환.
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"""
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from __future__ import annotations
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import logging
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import os
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import time
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import requests
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from nas_client import webhook_update_task, webhook_add_track
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logger = logging.getLogger(__name__)
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MUSIC_AI_SERVER_URL = os.getenv("MUSIC_AI_SERVER_URL", "")
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MUSIC_MEDIA_ROOT = os.getenv("MUSIC_MEDIA_ROOT", "/mnt/nas/webpage/data/music")
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MUSIC_MEDIA_BASE = os.getenv("MUSIC_MEDIA_URL_PREFIX", "/media/music")
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def run_local_generation(task_id: str, params: dict) -> None:
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"""MusicGen 생성 → /mnt/nas/.../music/{task_id}.mp3 저장 → add_track."""
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try:
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webhook_update_task(task_id, "processing", 10, "AI 서버에 연결 중...")
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if not MUSIC_AI_SERVER_URL:
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webhook_update_task(task_id, "failed", 0, "", error="MUSIC_AI_SERVER_URL 미설정")
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return
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webhook_update_task(task_id, "processing", 30, "음악 생성 중...")
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resp = requests.post(f"{MUSIC_AI_SERVER_URL}/generate", json=params, timeout=30)
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if resp.status_code != 200:
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webhook_update_task(task_id, "failed", 0, "",
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error=f"AI 서버 오류: {resp.status_code} {resp.text[:200]}")
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return
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ai_task_id = resp.json().get("task_id")
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if not ai_task_id:
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webhook_update_task(task_id, "failed", 0, "", error="AI 서버 응답에 task_id 없음")
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return
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remote_url = None
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for _ in range(120):
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time.sleep(5)
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sr = requests.get(f"{MUSIC_AI_SERVER_URL}/status/{ai_task_id}", timeout=10)
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sd = sr.json()
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st = sd.get("status")
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prog = sd.get("progress", 0)
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msg = sd.get("message", "음악 생성 중...")
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scaled = 30 + int(prog * 0.49)
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webhook_update_task(task_id, "processing", scaled, msg)
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if st == "succeeded":
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remote_url = sd.get("audio_url")
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break
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elif st == "failed":
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webhook_update_task(task_id, "failed", 0, "",
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error=sd.get("error", "AI 서버 생성 실패"))
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return
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if not remote_url:
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webhook_update_task(task_id, "failed", 0, "", error="AI 서버 타임아웃 (10분)")
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return
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webhook_update_task(task_id, "processing", 80, "파일 저장 중...")
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filename = f"{task_id}.mp3"
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os.makedirs(MUSIC_MEDIA_ROOT, exist_ok=True)
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file_path = os.path.join(MUSIC_MEDIA_ROOT, filename)
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dl = requests.get(remote_url, timeout=120, stream=True)
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dl.raise_for_status()
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with open(file_path, "wb") as f:
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for chunk in dl.iter_content(chunk_size=8192):
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f.write(chunk)
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audio_url = f"{MUSIC_MEDIA_BASE}/{filename}"
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genre = params.get("genre", "")
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moods = params.get("moods", [])
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mood_str = moods[0] if moods else "Original"
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title = params.get("title") or (
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f"{genre} — {mood_str} Mix" if genre else f"{mood_str} Mix"
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)
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track = {
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"title": title,
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"genre": genre,
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"moods": moods,
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"instruments": params.get("instruments", []),
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"duration_sec": params.get("duration_sec"),
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"bpm": params.get("bpm"),
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"key": params.get("key", ""),
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"scale": params.get("scale", ""),
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"prompt": params.get("prompt", ""),
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"audio_url": audio_url,
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"file_path": f"/app/data/{filename}",
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"task_id": task_id,
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"provider": "local",
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}
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webhook_add_track(task_id, "succeeded", 100, "생성 완료",
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audio_url=audio_url, track=track)
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except requests.Timeout:
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webhook_update_task(task_id, "failed", 0, "", error="AI 서버 타임아웃")
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except Exception as e:
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logger.exception("local generation error task=%s", task_id)
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webhook_update_task(task_id, "failed", 0, "", error=str(e))
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