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体验新版 GitCode,发现更多精彩内容 >>
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fbffd2be
编写于
7月 22, 2017
作者:
A
Assain
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电子邮件补丁
差异文件
document metadata support added to message encryptor and message verifier
[ci skip]
上级
36a301a9
变更
2
隐藏空白更改
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2 changed file
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72 addition
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+72
-0
activesupport/lib/active_support/message_encryptor.rb
activesupport/lib/active_support/message_encryptor.rb
+32
-0
activesupport/lib/active_support/message_verifier.rb
activesupport/lib/active_support/message_verifier.rb
+40
-0
未找到文件。
activesupport/lib/active_support/message_encryptor.rb
浏览文件 @
fbffd2be
...
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@@ -22,6 +22,38 @@ module ActiveSupport
# crypt = ActiveSupport::MessageEncryptor.new(key) # => #<ActiveSupport::MessageEncryptor ...>
# encrypted_data = crypt.encrypt_and_sign('my secret data') # => "NlFBTTMwOUV5UlA1QlNEN2xkY2d6eThYWWh..."
# crypt.decrypt_and_verify(encrypted_data) # => "my secret data"
#
# === Confining messages to a specific purpose
#
# By default any message can be used throughout your app. But they can also be
# confined to a specific +:purpose+.
#
# token = crypt.encrypt_and_sign("this is the chair", purpose: :login)
#
# Then that same purpose must be passed when verifying to get the data back out:
#
# crypt.decrypt_and_verify(token, purpose: :login) # => "this is the chair"
# crypt.decrypt_and_verify(token, purpose: :shipping) # => nil
# crypt.decrypt_and_verify(token) # => nil
#
# Likewise, if a message has no purpose it won't be returned when verifying with
# a specific purpose.
#
# token = crypt.encrypt_and_sign("the conversation is lively")
# crypt.decrypt_and_verify(token, purpose: :scare_tactics) # => nil
# crypt.decrypt_and_verify(token) # => "the conversation is lively"
#
# === Making messages expire
#
# By default messages last forever and verifying one year from now will still
# return the original value. But messages can be set to expire at a given
# time with +:expires_in+ or +:expires_at+.
#
# crypt.encrypt_and_sign(parcel, expires_in: 1.month)
# crypt.encrypt_and_sign(doowad, expires_at: Time.now.end_of_year)
#
# Then the messages can be verified and returned upto the expire time.
# Thereafter, verifying returns +nil+.
class
MessageEncryptor
class
<<
self
attr_accessor
:use_authenticated_message_encryption
#:nodoc:
...
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activesupport/lib/active_support/message_verifier.rb
浏览文件 @
fbffd2be
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@@ -33,6 +33,46 @@ module ActiveSupport
# `:digest` key as an option while initializing the verifier:
#
# @verifier = ActiveSupport::MessageVerifier.new('s3Krit', digest: 'SHA256')
#
# === Confining messages to a specific purpose
#
# By default any message can be used throughout your app. But they can also be
# confined to a specific +:purpose+.
#
# token = @verifier.generate("this is the chair", purpose: :login)
#
# Then that same purpose must be passed when verifying to get the data back out:
#
# @verifier.verified(token, purpose: :login) # => "this is the chair"
# @verifier.verified(token, purpose: :shipping) # => nil
# @verifier.verified(token) # => nil
#
# @verifier.verify(token, purpose: :login) # => "this is the chair"
# @verifier.verify(token, purpose: :shipping) # => ActiveSupport::MessageVerifier::InvalidSignature
# @verifier.verify(token) # => ActiveSupport::MessageVerifier::InvalidSignature
#
# Likewise, if a message has no purpose it won't be returned when verifying with
# a specific purpose.
#
# token = @verifier.generate("the conversation is lively")
# @verifier.verified(token, purpose: :scare_tactics) # => nil
# @verifier.verified(token) # => "the conversation is lively"
#
# @verifier.verify(token, purpose: :scare_tactics) # => ActiveSupport::MessageVerifier::InvalidSignature
# @verifier.verify(token) # => "the conversation is lively"
#
# === Making messages expire
#
# By default messages last forever and verifying one year from now will still
# return the original value. But messages can be set to expire at a given
# time with +:expires_in+ or +:expires_at+.
#
# @verifier.generate(parcel, expires_in: 1.month)
# @verifier.generate(doowad, expires_at: Time.now.end_of_year)
#
# Then the messages can be verified and returned upto the expire time.
# Thereafter, the +verified+ method returns +nil+ while +verify+ raises
# <tt>ActiveSupport::MessageVerifier::InvalidSignature</tt>.
class
MessageVerifier
class
InvalidSignature
<
StandardError
;
end
...
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