146 lines
4.2 KiB
Python
146 lines
4.2 KiB
Python
import threading
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import requests
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import json
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import base64
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import time
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import random
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# url = 'http://172.17.110.92/hairColor/v2'
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#url = 'https://693565557084165-http-8801.northwest1.gpugeek.com:8443/hairColor/v2'
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url = 'http://localhost:8801/hairColor/v2'
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headers = {'Content-Type': 'application/json'}
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data = {
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"img": "data:image/jpeg;base64,/9j/4AAQSkZJ....Euy+sn/oZrKn8CPlK2qR/9k=",
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"userId": "18701620166",
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"rgb":[77,99,0],
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"ratio": 0.9,
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"output_format": "base64"
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}
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def image_to_base64(file_path, mime_type=None):
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"""
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将图片文件转换为带Base64前缀的Data URI字符串
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参数:
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file_path (str): 图片文件路径
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mime_type (str): 可选，指定MIME类型。如果为None，则根据文件扩展名自动判断
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返回:
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str: 带Base64前缀的Data URI字符串
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"""
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# 如果没有指定MIME类型，根据文件扩展名推断
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if mime_type is None:
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extension = file_path.split('.')[-1].lower()
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mime_types = {
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'jpg': 'image/jpeg',
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'jpeg': 'image/jpeg',
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'png': 'image/png',
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'gif': 'image/gif',
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'webp': 'image/webp',
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'bmp': 'image/bmp'
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}
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mime_type = mime_types.get(extension, 'application/octet-stream')
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# 读取文件内容并编码为Base64
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with open(file_path, 'rb') as image_file:
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encoded_string = base64.b64encode(image_file.read()).decode('utf-8')
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# 组合成Data URI格式
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return f"data:{mime_type};base64,{encoded_string}"
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img64_str = image_to_base64("qwerqwe.jpg")
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data['img'] = img64_str
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# 存储所有请求的响应
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responses = []
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responses_time = []
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# 线程锁，防止多线程写入冲突
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lock = threading.Lock()
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def send_request():
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try:
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start_time = time.time()
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response = requests.post(url, headers=headers, json=data)
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end_time = time.time()
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response_time = end_time - start_time
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print(f"相应时间:{response_time}")
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result = response.json()
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if 'state' in result:
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if result['state'] != 0:
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print(f"请求失败: {result}")
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time.sleep(5)
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with lock: # 加锁，防止多线程同时修改 responses
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responses.append(response)
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responses_time.append(response_time)
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except Exception as e:
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with lock:
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error_msg = {"error": str(e)}
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responses.append(error_msg)
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print(f"请求失败: {error_msg}") # 打印错误信息
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time.sleep(5) # 延时5秒
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# 创建并启动多个线程
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threads = []
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num_requests = 1 # 并发请求数量
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test_rand_num = 1
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time_start = time.time()
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for _ in range(test_rand_num):
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for _ in range(num_requests):
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t = threading.Thread(target=send_request)
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t.start()
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threads.append(t)
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# 等待所有线程完成
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for t in threads:
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t.join()
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end_time = time.time()
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total_time = (end_time - time_start)
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qps = (num_requests*test_rand_num)/total_time
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print(f"num_requests:{num_requests} total_time:{total_time} qps:{qps}")
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totalReqTime = 0
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for t in responses_time:
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totalReqTime += t
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avgTime = totalReqTime/len(responses_time)
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print(f"平均相应时间:{avgTime}")
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def save_base64_image(base64_str, filename):
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"""
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将 Base64 编码的图片字符串保存为本地 JPG 文件。
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:param base64_str: Base64 编码的图片字符串（可能包含 data:image/jpeg;base64, 前缀）
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:param filename: 保存的文件名（例如 'image.jpg'）
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"""
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# 如果包含 data URL 前缀，去掉它
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if base64_str.startswith("data:image"):
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base64_str = base64_str.split(",", 1)[1]
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try:
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image_data = base64.b64decode(base64_str)
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with open(filename, "wb") as f:
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f.write(image_data)
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print(f"图片已保存为 {filename}")
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except Exception as e:
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print(f"保存图片失败: {e}")
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# 打印所有响应
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for i, resp in enumerate(responses, 1):
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print(f"请求 {i} 结果:", {resp.status_code, resp.text[:128]})
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json_obj = json.loads(resp.text)
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data_string = json_obj['result']
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save_base64_image(data_string, f"color_result{i}.jpg")
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print(f"num_requests:{num_requests} total_time:{total_time} qps:{qps}")
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print(f"平均相应时间:{avgTime}") |