class Azure::ServiceBus::Auth::SharedAccessSigner

Attributes

expiry_offset[RW]

The number of seconds from the time of signature that the SAS token will expire

key_name[RW]

The number of seconds from the time of signature that the SAS token will expire

Public Class Methods

new(key_name=Azure.sb_sas_key_name, key=Azure.sb_sas_key, expiry_offset = 60*5) click to toggle source

Public: Initialize the Signer.

@param #key_name [String] The service bus SAS key name. Defaults to the one in the global configuration. @param key [String] The service bus SAS key encoded in Base64. Defaults to the one in the global configuration. @param #expiry_offset [Integer] The number of seconds from the time of signature that the SAS token will expire. Defaults to 30 minutes.

# File lib/azure/service_bus/auth/shared_access_signer.rb, line 16
def initialize(key_name=Azure.sb_sas_key_name, key=Azure.sb_sas_key, expiry_offset = 60*5)
  @access_key = key
  @key_name, @expiry_offset = key_name, expiry_offset
end

Public Instance Methods

name() click to toggle source
# File lib/azure/service_bus/auth/shared_access_signer.rb, line 21
def name
  'SharedAccessSignature'
end
sign_request(req) click to toggle source
# File lib/azure/service_bus/auth/shared_access_signer.rb, line 32
def sign_request(req)
  req.headers['Authorization'] = token(req.uri)
end
token(uri) click to toggle source
# File lib/azure/service_bus/auth/shared_access_signer.rb, line 25
def token(uri)
  url_encoded_resource = CGI.escape(uri.to_s.downcase).gsub('+', '%20').downcase
  expiry = Time.now.to_i + expiry_offset
  sig = CGI.escape(signature(url_encoded_resource, expiry)).gsub('+', '%20')
  "#{name} sig=#{sig}&se=#{expiry}&skn=#{key_name}&sr=#{url_encoded_resource}"
end

Private Instance Methods

signature(url_encoded_resource, expiry) click to toggle source
# File lib/azure/service_bus/auth/shared_access_signer.rb, line 38
def signature(url_encoded_resource, expiry)
  sign([url_encoded_resource, expiry].join("\n"))
end