"""
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socket工具类
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"""
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# 添加数据头
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import json
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from utils import crypt_util
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def load_header(data_bytes):
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slen = '##%08d' % len(data_bytes)
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return slen.encode("utf-8") + data_bytes
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# 接收数据，去除头
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def recv_data(sk):
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data = ""
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header_size = 10
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buf = sk.recv(1024)
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header_str = buf[:header_size]
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if buf:
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buf = buf.decode('utf-8')
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if buf.startswith("##"):
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content_length = int(buf[2:10])
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received_size = 0
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# 加上读取头的数据
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received_size += len(buf[header_size:])
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data += buf[header_size:]
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while not received_size == content_length:
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r_data = sk.recv(10240)
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received_size += len(r_data)
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data += r_data.decode('utf-8')
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else:
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data = sk.recv(1024 * 1024)
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data = buf + data.decode('utf-8')
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return data, header_str
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# 客户端参数加密
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def encryp_client_params_sign(dataJson):
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if type(dataJson) != dict:
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return dataJson
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str_list = []
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for k in dataJson:
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if type(dataJson[k]) == dict:
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str_list.append(f"{k}={json.dumps(dataJson[k],separators=(',',':'))}")
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else:
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str_list.append(f"{k}={dataJson[k]}")
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str_list.sort()
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str_list.append("%Yeshi2014@#.")
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dataJson["sign"] = crypt_util.md5_encrypt("&".join(str_list))
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return dataJson
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# 客户端密码加密验证
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def is_client_params_sign_right(dataJson):
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if type(dataJson) != dict:
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return False
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sign = dataJson["sign"]
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dataJson.pop("sign")
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str_list = []
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for k in dataJson:
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if type(dataJson[k]) == dict:
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str_list.append(f"{k}={json.dumps(dataJson[k],separators=(',',':'))}")
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else:
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str_list.append(f"{k}={dataJson[k]}")
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str_list.sort()
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str_list.append("%Yeshi2014@#.")
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new_sign = crypt_util.md5_encrypt("&".join(str_list))
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#print("加密前字符串","&".join(str_list))
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if sign == new_sign:
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return True
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else:
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return False
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