Update checked in version of gsutil to version 4.6

third_party/boto/boto/core/auth.py

Index: third_party/boto/boto/core/auth.py
===================================================================
--- third_party/boto/boto/core/auth.py	(revision 33376)
+++ third_party/boto/boto/core/auth.py	(working copy)
@@ -1,78 +0,0 @@
-# Copyright (c) 2012 Mitch Garnaat http://garnaat.org/
-# Copyright (c) 2012 Amazon.com, Inc. or its affiliates.
-# All Rights Reserved
-#
-# Permission is hereby granted, free of charge, to any person obtaining a
-# copy of this software and associated documentation files (the
-# "Software"), to deal in the Software without restriction, including
-# without limitation the rights to use, copy, modify, merge, publish, dis-
-# tribute, sublicense, and/or sell copies of the Software, and to permit
-# persons to whom the Software is furnished to do so, subject to the fol-
-# lowing conditions:
-#
-# The above copyright notice and this permission notice shall be included
-# in all copies or substantial portions of the Software.
-#
-# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
-# ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
-# SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
-# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
-# IN THE SOFTWARE.
-#
-import requests.packages.urllib3
-import hmac
-import base64
-from hashlib import sha256
-import sys
-import datetime
-
-try:
-    from urllib.parse import quote
-except ImportError:
-    from urllib import quote
-
-
-class SigV2Auth(object):
-    """
-    Sign an Query Signature V2 request.
-    """
-    def __init__(self, credentials, api_version=''):
-        self.credentials = credentials
-        self.api_version = api_version
-        self.hmac = hmac.new(self.credentials.secret_key.encode('utf-8'),
-                             digestmod=sha256)
-
-    def calc_signature(self, args):
-        scheme, host, port = requests.packages.urllib3.get_host(args['url'])
-        string_to_sign = '%s\n%s\n%s\n' % (args['method'], host, '/')
-        hmac = self.hmac.copy()
-        args['params']['SignatureMethod'] = 'HmacSHA256'
-        if self.credentials.token:
-            args['params']['SecurityToken'] = self.credentials.token
-        sorted_params = sorted(args['params'])
-        pairs = []
-        for key in sorted_params:
-            value = args['params'][key]
-            pairs.append(quote(key, safe='') + '=' +
-                         quote(value, safe='-_~'))
-        qs = '&'.join(pairs)
-        string_to_sign += qs
-        print('string_to_sign')
-        print(string_to_sign)
-        hmac.update(string_to_sign.encode('utf-8'))
-        b64 = base64.b64encode(hmac.digest()).strip().decode('utf-8')
-        return (qs, b64)
-
-    def add_auth(self, args):
-        args['params']['Action'] = 'DescribeInstances'
-        args['params']['AWSAccessKeyId'] = self.credentials.access_key
-        args['params']['SignatureVersion'] = '2'
-        args['params']['Timestamp'] = datetime.datetime.utcnow().isoformat()
-        args['params']['Version'] = self.api_version
-        qs, signature = self.calc_signature(args)
-        args['params']['Signature'] = signature
-        if args['method'] == 'POST':
-            args['data'] = args['params']
-            args['params'] = {}