Class: Pili::Credentials

Inherits:
Object
  • Object
show all
Defined in:
lib/pili/credentials.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(access_key, secret_key) ⇒ Credentials

Returns a new instance of Credentials.



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# File 'lib/pili/credentials.rb', line 12

def initialize(access_key, secret_key)
  @access_key = access_key
  @secret_key = secret_key
end

Instance Attribute Details

#access_key ⇒ Object (readonly)

Returns the value of attribute access_key.



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# File 'lib/pili/credentials.rb', line 9

def access_key
  @access_key
end

#secret_key ⇒ Object (readonly)

Returns the value of attribute secret_key.



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# File 'lib/pili/credentials.rb', line 9

def secret_key
  @secret_key
end

Class Method Details

.base64_url_encode(string) ⇒ Object 



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# File 'lib/pili/credentials.rb', line 20

def base64_url_encode(string)
  Base64.encode64(string).tr("+/", "-_").gsub(/[\n\r]?/, "")
end

.digest(secret, bytes) ⇒ Object 



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# File 'lib/pili/credentials.rb', line 24

def digest(secret, bytes)
  OpenSSL::HMAC.digest(OpenSSL::Digest.new('sha1'), secret, bytes)
end

.generate_signature(options = {}) ⇒ Object 



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# File 'lib/pili/credentials.rb', line 32

def generate_signature(options = {})
  method        = options[:method]
  url           = options[:url]
  content_type  = options[:content_type]
  body          = options[:body]

  uri = URI.parse(url)

  signature = "#{method} #{uri.path}"

  query_string = uri.query

  if !query_string.nil? && !query_string.empty?
    signature += '?' + query_string
  end

  signature += "\nHost: #{uri.host}"

  if !content_type.nil? && !content_type.empty? && content_type != "application/octet-stream"
    signature += "\nContent-Type: #{content_type}"
  end

  signature += "\n\n"

  if body.is_a?(Hash)
    signature += body.to_json
  end

  return signature
end

.sign(secret, bytes) ⇒ Object 



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# File 'lib/pili/credentials.rb', line 28

def sign(secret, bytes)
  base64_url_encode(digest(secret, bytes))
end