google-auth-library-ruby/spec/googleauth/service_account_spec.rb

145 lines
5.0 KiB
Ruby

# Copyright 2015, Google Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following disclaimer
# in the documentation and/or other materials provided with the
# distribution.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
spec_dir = File.expand_path(File.join(File.dirname(__FILE__)))
$LOAD_PATH.unshift(spec_dir)
$LOAD_PATH.uniq!
require 'apply_auth_examples'
require 'fileutils'
require 'googleauth/service_account'
require 'jwt'
require 'multi_json'
require 'openssl'
require 'spec_helper'
require 'tmpdir'
describe Google::Auth::ServiceAccountCredentials do
ServiceAccountCredentials = Google::Auth::ServiceAccountCredentials
before(:example) do
@key = OpenSSL::PKey::RSA.new(2048)
@client = ServiceAccountCredentials.new(
'https://www.googleapis.com/auth/userinfo.profile',
StringIO.new(cred_json_text))
end
def make_auth_stubs(opts = {})
access_token = opts[:access_token] || ''
Faraday::Adapter::Test::Stubs.new do |stub|
stub.post('/oauth2/v3/token') do |env|
params = Addressable::URI.form_unencode(env[:body])
_claim, _header = JWT.decode(params.assoc('assertion').last,
@key.public_key)
want = ['grant_type', 'urn:ietf:params:oauth:grant-type:jwt-bearer']
expect(params.assoc('grant_type')).to eq(want)
build_access_token_json(access_token)
end
end
end
def cred_json_text
cred_json = {
private_key_id: 'a_private_key_id',
private_key: @key.to_pem,
client_email: 'app@developer.gserviceaccount.com',
client_id: 'app.apps.googleusercontent.com',
type: 'service_account'
}
MultiJson.dump(cred_json)
end
it_behaves_like 'apply/apply! are OK'
describe '#from_env' do
before(:example) do
@var_name = ServiceAccountCredentials::ENV_VAR
@orig = ENV[@var_name]
@scope = 'https://www.googleapis.com/auth/userinfo.profile'
end
after(:example) do
ENV[@var_name] = @orig unless @orig.nil?
end
it 'returns nil if the GOOGLE_APPLICATION_CREDENTIALS is unset' do
ENV.delete(@var_name) unless ENV[@var_name].nil?
expect(ServiceAccountCredentials.from_env(@scope)).to be_nil
end
it 'fails if the GOOGLE_APPLICATION_CREDENTIALS path does not exist' do
ENV.delete(@var_name) unless ENV[@var_name].nil?
expect(ServiceAccountCredentials.from_env(@scope)).to be_nil
Dir.mktmpdir do |dir|
key_path = File.join(dir, 'does-not-exist')
ENV[@var_name] = key_path
expect { sac.from_env(@scope) }.to raise_error
end
end
it 'succeeds when the GOOGLE_APPLICATION_CREDENTIALS file is valid' do
sac = ServiceAccountCredentials # shortens name
Dir.mktmpdir do |dir|
key_path = File.join(dir, 'my_cert_file')
FileUtils.mkdir_p(File.dirname(key_path))
File.write(key_path, cred_json_text)
ENV[@var_name] = key_path
expect(sac.from_env(@scope)).to_not be_nil
end
end
end
describe '#from_well_known_path' do
before(:example) do
@home = ENV['HOME']
@scope = 'https://www.googleapis.com/auth/userinfo.profile'
end
after(:example) do
ENV['HOME'] = @home unless @home == ENV['HOME']
end
it 'is nil if no file exists' do
ENV['HOME'] = File.dirname(__FILE__)
expect(ServiceAccountCredentials.from_well_known_path(@scope)).to be_nil
end
it 'successfully loads the file when it is present' do
sac = ServiceAccountCredentials # shortens name
Dir.mktmpdir do |dir|
key_path = File.join(dir, '.config', sac::WELL_KNOWN_PATH)
FileUtils.mkdir_p(File.dirname(key_path))
File.write(key_path, cred_json_text)
ENV['HOME'] = dir
expect(sac.from_well_known_path(@scope)).to_not be_nil
end
end
end
end