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https://github.com/aljazceru/bitfinex-api-py.git
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64 lines
1.6 KiB
Python
64 lines
1.6 KiB
Python
"""
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This module is used to house all of the functions which are used
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to handle the http authentication of the client
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"""
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import hashlib
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import hmac
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import time
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from ..models import Order
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def generate_auth_payload(API_KEY, API_SECRET):
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"""
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Generate a signed payload
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@return json Oject headers
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"""
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nonce = _gen_nonce()
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authMsg, sig = _gen_signature(API_KEY, API_SECRET, nonce)
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return {
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'apiKey': API_KEY,
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'authSig': sig,
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'authNonce': nonce,
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'authPayload': authMsg,
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'event': 'auth'
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}
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def generate_auth_headers(API_KEY, API_SECRET, path, body):
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"""
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Generate headers for a signed payload
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"""
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nonce = str(_gen_nonce())
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signature = "/api/v2/{}{}{}".format(path, nonce, body)
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h = hmac.new(API_SECRET.encode('utf8'), signature.encode('utf8'), hashlib.sha384)
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signature = h.hexdigest()
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return {
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"bfx-nonce": nonce,
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"bfx-apikey": API_KEY,
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"bfx-signature": signature
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}
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def _gen_signature(API_KEY, API_SECRET, nonce):
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authMsg = 'AUTH{}'.format(nonce)
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secret = API_SECRET.encode('utf8')
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sig = hmac.new(secret, authMsg.encode('utf8'), hashlib.sha384).hexdigest()
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return authMsg, sig
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def _gen_nonce():
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return int(round(time.time() * 1000000))
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def gen_unique_cid():
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return int(round(time.time() * 1000))
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def calculate_order_flags(hidden, close, reduce_only, post_only, oco):
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flags = 0
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flags = flags + Order.Flags.HIDDEN if hidden else flags
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flags = flags + Order.Flags.CLOSE if close else flags
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flags = flags + Order.Flags.REDUCE_ONLY if reduce_only else flags
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flags = flags + Order.Flags.POST_ONLY if post_only else flags
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flags = flags + Order.Flags.OCO if oco else flags
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return flags
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