Class: Linzer::HMAC::Key

Inherits:
Key
  • Object
show all
Defined in:
lib/linzer/hmac.rb

Instance Attribute Summary

Attributes inherited from Key

#material

Instance Method Summary collapse

Methods inherited from Key

#initialize, #key_id

Constructor Details

This class inherits a constructor from Linzer::Key

Instance Method Details

#inspect ⇒ Object 



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# File 'lib/linzer/hmac.rb', line 29

def inspect
  vars =
    instance_variables
      .reject { |v| v == :@material } # don't leak secret unneccesarily
      .map do |n|
        "#{n}=#{instance_variable_get(n).inspect}"
      end
  oid = Digest::SHA2.hexdigest(object_id.to_s)[48..63]
  "#<%s:0x%s %s>" % [self.class, oid, vars.join(", ")]
end

#private? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/linzer/hmac.rb', line 21

def private?
  !material.nil?
end

#public? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/linzer/hmac.rb', line 25

def public?
  false
end

#sign(data) ⇒ Object 



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# File 'lib/linzer/hmac.rb', line 13

def sign(data)
  OpenSSL::HMAC.digest(@params[:digest], material, data)
end

#validate ⇒ Object 



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# File 'lib/linzer/hmac.rb', line 8

def validate
  super
  validate_digest
end

#verify(signature, data) ⇒ Object 



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# File 'lib/linzer/hmac.rb', line 17

def verify(signature, data)
  signature == sign(data)
end