prime_create_transfer.py

# Copyright 2022 Coinbase Global, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from urllib.parse import urlparse
import json, hmac, hashlib, time, uuid, os, base64, requests

API_KEY = os.environ.get('ACCESS_KEY')
SECRET_KEY = os.environ.get('SIGNING_KEY')
PASSPHRASE = os.environ.get('PASSPHRASE')
PORTFOLIO_ID = os.environ.get('PORTFOLIO_ID')
ORIGIN_WALLET_ID = os.environ.get('ORIGIN_WALLET_ID')
DESTINATION_WALLET_ID = os.environ.get('WALLET_ID')

uri = f'https://api.prime.coinbase.com/v1/portfolios/{PORTFOLIO_ID}/wallets/{ORIGIN_WALLET_ID}/transfers'
timestamp = str(int(time.time()))
idempotency_key = str(uuid.uuid4())
method = 'POST'
currency_symbol = 'ETH'
amount = '0.01'

payload = {
    'portfolio_id': PORTFOLIO_ID,
    'wallet_id': ORIGIN_WALLET_ID,
    'amount': amount,
    'destination': DESTINATION_WALLET_ID,
    'idempotency_key': idempotency_key,
    'currency_symbol': currency_symbol
}

url_path = urlparse(uri).path
message = timestamp + method + url_path + json.dumps(payload)
signature = hmac.digest(SECRET_KEY.encode('utf-8'), message.encode('utf-8'), hashlib.sha256)
signature_b64 = base64.b64encode(signature)

headers = {
    'X-CB-ACCESS-SIGNATURE': signature_b64,
    'X-CB-ACCESS-timestamp': timestamp,
    'X-CB-ACCESS-KEY': API_KEY,
    'X-CB-ACCESS-PASSPHRASE': PASSPHRASE,
    'Accept': 'application/json'
}

response = requests.post(uri, json=payload, headers=headers)
parsed_response = json.loads(response.text)
print(json.dumps(parsed_response, indent=3))