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240
dsLightRag/Suno/sunoUtil.py
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240
dsLightRag/Suno/sunoUtil.py
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import os
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import time
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import json
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import logging
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import requests
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from pathlib import Path
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from Config import Config
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# 配置日志
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logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(name)s - %(levelname)s - %(message)s')
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log = logging.getLogger('SunoMusicGenerator')
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class SunoMusicGenerator:
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GENERATE_URL = "https://goapi.gptnb.ai/suno/v2/generate"
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FEED_URL = "https://goapi.gptnb.ai/suno/v2/feed"
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MAX_RETRIES = 30 # 最大重试次数
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RETRY_INTERVAL = 5000 # 重试间隔(毫秒)
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def __init__(self, ak):
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# 初始化访问密钥
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self.ak = ak
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# 获取项目根目录路径
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self.project_root = os.path.abspath(os.path.join(os.path.dirname(__file__), '..'))
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# 拼接相对路径
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self.base_path = os.path.join(self.project_root, 'src', 'main', 'python', 'com', 'dsideal', 'aiSupport', 'Util',
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'Suno', 'Example')
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# 确保目录存在
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Path(self.base_path).mkdir(parents=True, exist_ok=True)
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def generate_music(self, music_description, make_instrumental=True):
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"""
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生成音乐
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:param music_description: 音乐描述
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:param make_instrumental: 是否生成纯音乐
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:return: 音频URL，如果生成失败则返回None
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"""
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log.info(f"开始生成音乐: {music_description}")
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# 构建JSON请求体
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request_json = {
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"gpt_description_prompt": music_description,
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"mv": "chirp-v3-5",
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"prompt": "",
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"make_instrumental": make_instrumental
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}
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# 设置请求头
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headers = {
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"Content-Type": "application/json",
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"Authorization": f"Bearer {self.ak}"
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}
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# 执行生成请求
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try:
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response = requests.post(self.GENERATE_URL, headers=headers, json=request_json, timeout=30)
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response.raise_for_status()
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except requests.exceptions.RequestException as e:
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log.error(f"音乐生成请求失败: {e}")
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return None
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# 解析响应
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try:
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generate_json = response.json()
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log.info(f"音乐生成响应: {generate_json}")
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except json.JSONDecodeError as e:
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log.error(f"解析音乐生成响应失败: {e}")
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return None
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# 提取任务ID
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task_id = None
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if "id" in generate_json:
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task_id = generate_json["id"]
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elif "task_id" in generate_json:
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task_id = generate_json["task_id"]
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elif "clip_id" in generate_json:
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task_id = generate_json["clip_id"]
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if task_id is None:
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log.error("无法从响应中提取任务ID，无法继续查询")
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return None
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log.info(f"音乐生成任务已提交，任务ID: {task_id}")
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# 存储任务ID列表
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task_ids = [task_id]
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# 查询任务状态
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is_complete = False
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retry_count = 0
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audio_url = None
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while not is_complete and retry_count < self.MAX_RETRIES:
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# 等待一段时间再查询
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time.sleep(self.RETRY_INTERVAL / 1000)
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# 构建查询URL
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url_builder = [self.FEED_URL, "?"]
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# 尝试从生成响应中获取clips的ID
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clip_ids = []
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if "clips" in generate_json:
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clips_array = generate_json["clips"]
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for clip in clips_array:
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if "id" in clip:
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clip_ids.append(clip["id"])
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# 添加ids参数
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if clip_ids:
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ids_param = ",".join(clip_ids)
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url_builder.append(f"ids={ids_param}")
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log.info(f"使用clips ID查询: {ids_param}")
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else:
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ids_param = ",".join(task_ids)
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url_builder.append(f"ids={ids_param}")
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log.info(f"使用任务ID查询: {ids_param}")
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url = "".join(url_builder)
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log.info(f"查询URL: {url}")
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# 设置请求头
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feed_headers = {
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"Authorization": f"Bearer {self.ak}",
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"Accept": "application/json"
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}
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# 执行查询请求
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try:
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feed_response = requests.get(url, headers=feed_headers, timeout=30)
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feed_response.raise_for_status()
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except requests.exceptions.RequestException as e:
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log.error(f"查询任务状态失败: {e}")
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retry_count += 1
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continue
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# 解析查询响应
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try:
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json_response = feed_response.json()
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clips = json_response.get("clips", [])
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except json.JSONDecodeError as e:
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log.error(f"解析查询响应失败: {e}")
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retry_count += 1
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continue
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if clips:
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# 遍历所有返回的音乐片段
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for clip in clips:
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clip_id = clip.get("id")
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status = clip.get("status")
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title = clip.get("title")
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log.info(f"\n查询结果 (第{retry_count + 1}次):")
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log.info(f"ID: {clip_id}")
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log.info(f"标题: {title}")
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log.info(f"状态: {status}")
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# 检查是否完成
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if status == "complete":
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# 确保audio_url字段存在
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if "audio_url" in clip and clip["audio_url"]:
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audio_url = clip["audio_url"]
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log.info("音乐生成已完成!")
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log.info(f"音频URL: {audio_url}")
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is_complete = True
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break
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else:
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log.warning("音乐生成已完成，但未找到音频URL!")
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log.info(f"完整的片段信息: {clip}")
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elif status == "streaming":
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log.info("音乐生成中，继续等待...")
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elif status == "failed":
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log.error("音乐生成失败!")
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is_complete = True
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break
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else:
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log.info("未找到音乐片段，继续等待...")
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retry_count += 1
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# 下载音频文件(如果生成成功)
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if is_complete and audio_url:
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# 移除URL中可能存在的反引号
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audio_url = audio_url.replace("`", "").strip()
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file_name = f"suno_music_{int(time.time())}.mp3"
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save_path = os.path.join(self.base_path, file_name)
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log.info(f"准备下载音频到: {save_path}")
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if self.download_audio(audio_url, save_path):
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return save_path
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elif retry_count >= self.MAX_RETRIES:
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log.warning(f"达到最大重试次数，任务可能仍在处理中")
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log.warning(f"请稍后手动查询任务ID: {task_id}")
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elif not audio_url:
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log.error("未能获取有效的音频URL，无法下载")
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return None
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def download_audio(self, audio_url, save_path):
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"""
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下载音频文件
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:param audio_url: 音频URL
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:param save_path: 保存路径
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:return: 下载是否成功
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"""
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log.info("开始下载音频文件...")
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try:
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response = requests.get(audio_url, stream=True, timeout=60)
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response.raise_for_status()
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# 确保目录存在
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Path(os.path.dirname(save_path)).mkdir(parents=True, exist_ok=True)
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# 保存文件
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with open(save_path, 'wb') as f:
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for chunk in response.iter_content(chunk_size=8192):
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if chunk:
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f.write(chunk)
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log.info(f"音频下载成功，保存路径: {save_path}")
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return True
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except requests.exceptions.RequestException as e:
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log.error(f"下载音频失败: {e}")
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return False
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if __name__ == "__main__":
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ak = Config.GPTNB_API_KEY
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# 创建音乐生成器实例
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generator = SunoMusicGenerator(ak)
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# 生成音乐
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music_description = "an anthemic dancepop song about dancing all night long"
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audio_path = generator.generate_music(music_description)
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if audio_path:
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print(f"音乐生成并下载成功: {audio_path}")
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else:
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print("音乐生成失败")
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