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61 lines
1.8 KiB
61 lines
1.8 KiB
import base64
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import hashlib
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import hmac
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import datetime
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from urllib import parse
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import urllib.parse
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from huobi.exception.huobi_api_exception import HuobiApiException
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def create_signature_v2(api_key, secret_key, method, url, builder):
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if api_key is None or secret_key is None or api_key == "" or secret_key == "":
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raise HuobiApiException(HuobiApiException.KEY_MISSING, "API key and secret key are required")
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timestamp = utc_now()
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builder.put_url("accessKey", api_key)
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builder.put_url("signatureVersion", "2.1")
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builder.put_url("signatureMethod", "HmacSHA256")
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builder.put_url("timestamp", timestamp)
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host = urllib.parse.urlparse(url).hostname
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path = urllib.parse.urlparse(url).path
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# 对参数进行排序:
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keys = sorted(builder.param_map.keys())
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# 加入&
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qs0 = '&'.join(['%s=%s' % (key, parse.quote(builder.param_map[key], safe='')) for key in keys])
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# 请求方法，域名，路径，参数 后加入`\n`
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payload0 = '%s\n%s\n%s\n%s' % (method, host, path, qs0)
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dig = hmac.new(secret_key.encode('utf-8'), msg=payload0.encode('utf-8'), digestmod=hashlib.sha256).digest()
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# 进行base64编码
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s = base64.b64encode(dig).decode()
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builder.put_url("signature", s)
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builder.put_url("authType", "api")
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params = {
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"accessKey": api_key,
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"signatureVersion": "2.1",
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"signatureMethod": "HmacSHA256",
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"timestamp": timestamp,
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"signature":s,
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"authType":"api"
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}
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builder.put_url("action", "req")
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builder.put_url("ch", "auth")
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builder.put_url("params", params)
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"""
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# for test
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ret_maps = {
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"action": "req",
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"ch": "auth",
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"params" : params
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}
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return json.dumps(ret_maps)
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"""
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def utc_now():
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return datetime.datetime.utcnow().strftime('%Y-%m-%dT%H:%M:%S')
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