95 lines
3.1 KiB
Ruby
95 lines
3.1 KiB
Ruby
# Copyright 2010 Google Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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module Google
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class APIClient
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##
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# Helper for loading keys from the PKCS12 files downloaded when
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# setting up service accounts at the APIs Console.
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#
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# @deprecated Use google-auth-library-ruby instead
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module KeyUtils
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##
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# Loads a key from PKCS12 file, assuming a single private key
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# is present.
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#
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# @param [String] keyfile
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# Path of the PKCS12 file to load. If not a path to an actual file,
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# assumes the string is the content of the file itself.
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# @param [String] passphrase
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# Passphrase for unlocking the private key
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#
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# @return [OpenSSL::PKey] The private key for signing assertions.
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def self.load_from_pkcs12(keyfile, passphrase)
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load_key(keyfile, passphrase) do |content, pass_phrase|
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OpenSSL::PKCS12.new(content, pass_phrase).key
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end
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end
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##
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# Loads a key from a PEM file.
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#
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# @param [String] keyfile
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# Path of the PEM file to load. If not a path to an actual file,
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# assumes the string is the content of the file itself.
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# @param [String] passphrase
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# Passphrase for unlocking the private key
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#
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# @return [OpenSSL::PKey] The private key for signing assertions.
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#
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def self.load_from_pem(keyfile, passphrase)
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load_key(keyfile, passphrase) do | content, pass_phrase|
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OpenSSL::PKey::RSA.new(content, pass_phrase)
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end
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end
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private
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##
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# Helper for loading keys from file or memory. Accepts a block
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# to handle the specific file format.
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#
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# @param [String] keyfile
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# Path of thefile to load. If not a path to an actual file,
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# assumes the string is the content of the file itself.
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# @param [String] passphrase
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# Passphrase for unlocking the private key
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#
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# @yield [String, String]
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# Key file & passphrase to extract key from
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# @yieldparam [String] keyfile
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# Contents of the file
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# @yieldparam [String] passphrase
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# Passphrase to unlock key
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# @yieldreturn [OpenSSL::PKey]
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# Private key
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#
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# @return [OpenSSL::PKey] The private key for signing assertions.
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def self.load_key(keyfile, passphrase, &block)
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begin
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begin
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content = File.open(keyfile, 'rb') { |io| io.read }
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rescue
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content = keyfile
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end
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block.call(content, passphrase)
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rescue OpenSSL::OpenSSLError
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raise ArgumentError.new("Invalid keyfile or passphrase")
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end
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end
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end
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end
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end
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