Class: HTTPClient::DigestAuth

Inherits:
AuthBase
  • Object
show all
Includes:
Mutex_m
Defined in:
lib/httpclient/auth.rb

Overview

Authentication filter for handling DigestAuth negotiation. Used in WWWAuth.

Direct Known Subclasses

ProxyDigestAuth

Instance Attribute Summary

Attributes inherited from AuthBase

#scheme

Instance Method Summary collapse

Methods inherited from AuthBase

#reset_challenge

Methods included from Util

#argument_to_hash, hash_find_value, #http?, #https?, #keyword_argument, try_require, uri_dirname, uri_part_of, urify, #warning

Constructor Details

#initialize ⇒ DigestAuth

Creates new DigestAuth filter.



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# File 'lib/httpclient/auth.rb', line 335

def initialize
  super('Digest')
  @auth = {}
  @nonce_count = 0
end

Instance Method Details

#challenge(uri, param_str) ⇒ Object

Challenge handler: remember URL and challenge token for response.



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# File 'lib/httpclient/auth.rb', line 377

def challenge(uri, param_str)
  synchronize {
    @challenge[uri] = parse_challenge_param(param_str)
    true
  }
end

#get(req) ⇒ Object

Response handler: returns credential. It sends cred only when a given uri is;

  • child page of challengeable(got *Authenticate before) uri and,

  • child page of defined credential



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# File 'lib/httpclient/auth.rb', line 361

def get(req)
  target_uri = req.header.request_uri
  synchronize {
    param = Util.hash_find_value(@challenge) { |uri, v|
      Util.uri_part_of(target_uri, uri)
    }
    return nil unless param
    user, passwd = Util.hash_find_value(@auth) { |uri, auth_data|
      Util.uri_part_of(target_uri, uri)
    }
    return nil unless user
    calc_cred(req, user, passwd, param)
  }
end

#set(uri, user, passwd) ⇒ Object

Set authentication credential. uri == nil is ignored.



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# File 'lib/httpclient/auth.rb', line 343

def set(uri, user, passwd)
  synchronize do
    if uri
      uri = Util.uri_dirname(uri)
      @auth[uri] = [user, passwd]
    end
  end
end

#set? ⇒ Boolean

have we marked this as set - ie that it’s valid to use in this context?

Returns:

  • (Boolean) 


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# File 'lib/httpclient/auth.rb', line 353

def set?
  @auth.any?
end