Class: WEBrick::HTTPAuth::BasicAuth

Inherits:

Object

• Object
• WEBrick::HTTPAuth::BasicAuth

show all

Includes:

Authenticator

Defined in:

lib/webrick/httpauth/basicauth.rb

Constant Summary

AuthScheme =

"Basic"

Constants included from Authenticator

Authenticator::AuthException, Authenticator::RequestField, Authenticator::ResponseField, Authenticator::ResponseInfoField

Instance Attribute Summary (collapse)

• - (Object) logger readonly

  Returns the value of attribute logger.

• - (Object) realm readonly

  Returns the value of attribute realm.

• - (Object) userdb readonly

  Returns the value of attribute userdb.

Class Method Summary (collapse)

• + (Object) make_passwd(realm, user, pass)

Instance Method Summary (collapse)

• - (Object) authenticate(req, res)
• - (Object) challenge(req, res)
• - (BasicAuth) initialize(config, default = Config::BasicAuth) constructor

  A new instance of BasicAuth.

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# File 'lib/webrick/httpauth/basicauth.rb', line 28

def initialize(config, default=Config::BasicAuth)
  check_init(config)
  @config = default.dup.update(config)
end

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# File 'lib/webrick/httpauth/basicauth.rb', line 26

def logger
  @logger
end

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# File 'lib/webrick/httpauth/basicauth.rb', line 26

def realm
  @realm
end

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# File 'lib/webrick/httpauth/basicauth.rb', line 26

def userdb
  @userdb
end

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# File 'lib/webrick/httpauth/basicauth.rb', line 21

def self.make_passwd(realm, user, pass)
  pass ||= ""
  pass.crypt(Utils::random_string(2))
end

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# File 'lib/webrick/httpauth/basicauth.rb', line 33

def authenticate(req, res)
  unless basic_credentials = check_scheme(req)
    challenge(req, res)
  end
  userid, password = basic_credentials.unpack("m*")[0].split(":", 2)
  password ||= ""
  if userid.empty?
    error("user id was not given.")
    challenge(req, res)
  end
  unless encpass = @userdb.get_passwd(@realm, userid, @reload_db)
    error("%s: the user is not allowed.", userid)
    challenge(req, res)
  end
  if password.crypt(encpass) != encpass
    error("%s: password unmatch.", userid)
    challenge(req, res)
  end
  info("%s: authentication succeeded.", userid)
  req.user = userid
end

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# File 'lib/webrick/httpauth/basicauth.rb', line 55

def challenge(req, res)
  res[@response_field] = "#{@auth_scheme} realm=\"#{@realm}\""
  raise @auth_exception
end