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Contents
# Copyright 2015 Google, 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.
require "googleauth/signet"
require "googleauth/credentials_loader"
require "multi_json"
module Google
# Module Auth provides classes that provide Google-specific authorization
# used to access Google APIs.
module Auth
# Authenticates requests using IAM credentials.
class IAMCredentials
SELECTOR_KEY = "x-goog-iam-authority-selector".freeze
TOKEN_KEY = "x-goog-iam-authorization-token".freeze
# Initializes an IAMCredentials.
#
# @param selector the IAM selector.
# @param token the IAM token.
def initialize selector, token
raise TypeError unless selector.is_a? String
raise TypeError unless token.is_a? String
@selector = selector
@token = token
end
# Adds the credential fields to the hash.
def apply! a_hash
a_hash[SELECTOR_KEY] = @selector
a_hash[TOKEN_KEY] = @token
a_hash
end
# Returns a clone of a_hash updated with the authoriation header
def apply a_hash
a_copy = a_hash.clone
apply! a_copy
a_copy
end
# Returns a reference to the #apply method, suitable for passing as
# a closure
def updater_proc
proc { |a_hash, _opts = {}| apply a_hash }
end
end
end
end
Version data entries
21 entries across 21 versions & 2 rubygems