'commit'
This commit is contained in:
187
dsLightRag/Liblib/LibLibUtil.py
Normal file
187
dsLightRag/Liblib/LibLibUtil.py
Normal file
@@ -0,0 +1,187 @@
|
||||
import hmac
|
||||
import json
|
||||
import os
|
||||
import tempfile
|
||||
from hashlib import sha1
|
||||
import base64
|
||||
import time
|
||||
import uuid
|
||||
import requests
|
||||
import Config.Config
|
||||
from Util.ObsUtil import ObsUploader
|
||||
|
||||
|
||||
class LibLibUtil:
|
||||
def __init__(self):
|
||||
self.base_url = Config.Config.LIBLIB_URL
|
||||
self.access_key = Config.Config.LIBLIB_ACCESSKEY
|
||||
self.secret_key = Config.Config.LIBLIB_SECRETKEY
|
||||
self.timeout = 30
|
||||
|
||||
def make_sign(self, uri):
|
||||
"""生成API请求签名"""
|
||||
timestamp = str(int(time.time() * 1000))
|
||||
signature_nonce = str(uuid.uuid4())
|
||||
content = '&'.join((uri, timestamp, signature_nonce))
|
||||
|
||||
digest = hmac.new(self.secret_key.encode(), content.encode(), sha1).digest()
|
||||
sign = base64.urlsafe_b64encode(digest).rstrip(b'=').decode()
|
||||
return sign, timestamp, signature_nonce
|
||||
|
||||
def post_request(self, uri, payload):
|
||||
"""发送POST请求到Liblib API"""
|
||||
try:
|
||||
sign, timestamp, signature_nonce = self.make_sign(uri)
|
||||
url = f'{self.base_url}{uri}?AccessKey={self.access_key}&Signature={sign}&Timestamp={timestamp}&SignatureNonce={signature_nonce}'
|
||||
|
||||
headers = {'Content-Type': 'application/json'}
|
||||
response = requests.post(url, json=payload, headers=headers, timeout=self.timeout)
|
||||
response.raise_for_status()
|
||||
|
||||
response_data = response.json()
|
||||
if response_data.get('code') == 0:
|
||||
return response_data.get('data')
|
||||
else:
|
||||
print(f"API错误: {response_data.get('message')}")
|
||||
return None
|
||||
except requests.exceptions.RequestException as e:
|
||||
print(f"请求异常: {str(e)}")
|
||||
return None
|
||||
except Exception as e:
|
||||
print(f"处理异常: {str(e)}")
|
||||
return None
|
||||
|
||||
def get_model_version_info(self, version_uuid):
|
||||
"""获取模型版本信息"""
|
||||
uri = "/api/model/version/get"
|
||||
payload = {"versionUuid": version_uuid}
|
||||
|
||||
model_info = self.post_request(uri, payload)
|
||||
if model_info:
|
||||
return {
|
||||
'modelName': model_info.get('modelName'),
|
||||
'versionName': model_info.get('versionName'),
|
||||
'commercialUse': model_info.get('commercialUse'),
|
||||
'modelUrl': model_info.get('modelUrl')
|
||||
}
|
||||
return None
|
||||
|
||||
def generate_text_to_image(self, template_uuid, generate_params):
|
||||
"""调用text2img接口生成图片"""
|
||||
uri = "/api/generate/webui/text2img"
|
||||
payload = {
|
||||
"templateUuid": template_uuid,
|
||||
"generateParams": generate_params
|
||||
}
|
||||
return self.post_request(uri, payload)
|
||||
|
||||
def get_generation_status(self, generate_uuid):
|
||||
"""查询生图任务状态和结果"""
|
||||
uri = "/api/generate/webui/status"
|
||||
payload = {"generateUuid": generate_uuid}
|
||||
return self.post_request(uri, payload)
|
||||
|
||||
def wait_for_generation_completion(self, generate_uuid, interval=5, max_wait_time=100):
|
||||
"""等待生成完成并返回最终状态"""
|
||||
while True:
|
||||
status_data = self.get_generation_status(generate_uuid)
|
||||
if not status_data:
|
||||
print("获取状态失败，重试中...")
|
||||
time.sleep(interval)
|
||||
continue
|
||||
|
||||
# 获取当前状态和进度
|
||||
generate_status = status_data.get('generateStatus')
|
||||
percent = status_data.get('percentCompleted', 0) * 100
|
||||
status_text = {
|
||||
0: "初始化",
|
||||
1: "处理中",
|
||||
2: "排队中",
|
||||
3: "已取消",
|
||||
4: "失败",
|
||||
5: "完成"
|
||||
}.get(generate_status, f"未知状态({generate_status})")
|
||||
|
||||
# 显示进度和状态
|
||||
print(f"生成进度：{percent:.2f}% | 状态：{status_text}")
|
||||
|
||||
# 检查是否完成
|
||||
if generate_status in [3, 4, 5]: # 取消、失败或完成
|
||||
return status_data
|
||||
|
||||
time.sleep(interval)
|
||||
|
||||
print(f"生图任务超时（{max_wait_time}秒）")
|
||||
return None
|
||||
|
||||
def download_and_upload_to_obs(image_url, generate_uuid):
|
||||
"""下载图片并上传到OBS"""
|
||||
try:
|
||||
# 1. 清理URL（去除可能的引号和空格）
|
||||
clean_url = image_url.strip('` ')
|
||||
print(f"清理后的图片URL: {clean_url}")
|
||||
|
||||
# 2. 下载图片到临时文件
|
||||
response = requests.get(clean_url, stream=True)
|
||||
response.raise_for_status() # 检查HTTP错误
|
||||
|
||||
# 创建临时文件
|
||||
with tempfile.NamedTemporaryFile(delete=False, suffix='.png') as temp_file:
|
||||
for chunk in response.iter_content(chunk_size=8192):
|
||||
temp_file.write(chunk)
|
||||
temp_file_path = temp_file.name
|
||||
print(f"图片已下载至临时文件: {temp_file_path}")
|
||||
|
||||
# 3. 上传到OBS
|
||||
obs_uploader = ObsUploader()
|
||||
obs_object_key = f"HuangHai/Liblib/{generate_uuid}.jpg"
|
||||
success, result = obs_uploader.upload_file(
|
||||
object_key=obs_object_key,
|
||||
file_path=temp_file_path
|
||||
)
|
||||
|
||||
# 4. 清理临时文件
|
||||
os.unlink(temp_file_path)
|
||||
|
||||
if success:
|
||||
print(f"✅ 图片成功上传至OBS")
|
||||
return obs_object_key
|
||||
else:
|
||||
print(f"❌ OBS上传失败: {result}")
|
||||
return None
|
||||
|
||||
except Exception as e:
|
||||
print(f"处理图片时发生错误: {str(e)}")
|
||||
return None
|
||||
|
||||
def process_generation_task(self, generate_uuid, interval=2):
|
||||
"""
|
||||
完整处理生成任务: 轮询状态 → 下载图片 → 上传OBS → 清理临时文件
|
||||
:param generate_uuid: 生成任务UUID
|
||||
:param interval: 轮询间隔(秒)
|
||||
:return: OBS路径或None
|
||||
"""
|
||||
try:
|
||||
print(f"开始监控生成任务 {generate_uuid}，每{interval}秒检查一次...")
|
||||
|
||||
# 轮询等待生成完成
|
||||
status_data = self.wait_for_generation_completion(generate_uuid, interval)
|
||||
print(f"生图状态: {json.dumps(status_data, ensure_ascii=False, indent=2)}")
|
||||
|
||||
# 检查生成状态是否为5（完成）
|
||||
if status_data and status_data.get('generateStatus') == 5:
|
||||
# 提取图片URL
|
||||
if status_data.get('images') and len(status_data['images']) > 0:
|
||||
image_url = status_data['images'][0]['imageUrl']
|
||||
# 下载并上传到OBS
|
||||
obs_path = self.download_and_upload_to_obs(image_url, generate_uuid)
|
||||
return obs_path
|
||||
else:
|
||||
print("❌ 未找到图片数据")
|
||||
return None
|
||||
else:
|
||||
print(f"❌ 生图未完成或失败，状态码: {status_data.get('generateStatus')}")
|
||||
return None
|
||||
except Exception as e:
|
||||
print(f"处理生成任务时发生异常: {str(e)}")
|
||||
return None
|
||||
Reference in New Issue
Block a user