Class: AWS::S3::Authentication::CanonicalString

Inherits:
String
  • Object
show all
Defined in:
lib/aws/s3/authentication.rb

Overview

The CanonicalString is used to generate an encrypted signature, signed with your secrect access key. It is composed of data related to the given request for which it provides authentication. This data includes the request method, request headers, and the request path. Both Header and QueryString use it to generate their signature.

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(request, current_host, options = {}) ⇒ CanonicalString

Returns a new instance of CanonicalString.



151
152
153
154
155
156
157
158
159
160
161
162
 
# File 'lib/aws/s3/authentication.rb', line 151

def initialize(request, current_host, options = {})
  super()
  @request = request
  @current_host = current_host
  @headers = {}
  @options = options
  # "For non-authenticated or anonymous requests. A NotImplemented error result code will be returned if 
  # an authenticated (signed) request specifies a Host: header other than 's3.amazonaws.com'"
  # (from http://docs.amazonwebservices.com/AmazonS3/2006-03-01/VirtualHosting.html)
  request['Host'] ||= DEFAULT_HOST
  build
end

Instance Attribute Details

#current_host ⇒ Object (readonly)

Returns the value of attribute current_host.



149
150
151
 
# File 'lib/aws/s3/authentication.rb', line 149

def current_host
  @current_host
end

#headers ⇒ Object (readonly)

Returns the value of attribute headers.



149
150
151
 
# File 'lib/aws/s3/authentication.rb', line 149

def headers
  @headers
end

#request ⇒ Object (readonly)

Returns the value of attribute request.



149
150
151
 
# File 'lib/aws/s3/authentication.rb', line 149

def request
  @request
end

Class Method Details

.amazon_header_prefix ⇒ Object 



144
145
146
 
# File 'lib/aws/s3/authentication.rb', line 144

def amazon_header_prefix
  /^#{AMAZON_HEADER_PREFIX}/io
end

.default_headers ⇒ Object 



136
137
138
 
# File 'lib/aws/s3/authentication.rb', line 136

def default_headers
  %w(content-type content-md5)
end

.interesting_headers ⇒ Object 



140
141
142
 
# File 'lib/aws/s3/authentication.rb', line 140

def interesting_headers
  ['content-md5', 'content-type', 'date', 'Host', amazon_header_prefix]
end