aboutsummaryrefslogtreecommitdiffstats
path: root/actionpack/test/controller/request_forgery_protection_test.rb
blob: 616ff4f2175124b4e3cc43310e171d8da297c899 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
require File.dirname(__FILE__) + '/../abstract_unit'
require 'digest/sha1'

ActionController::Routing::Routes.draw do |map|
  map.connect ':controller/:action/:id'
end

# simulates cookie session store
class FakeSessionDbMan
  def self.generate_digest(data)
    Digest::SHA1.hexdigest("secure")
  end
end

# common controller actions
module RequestForgeryProtectionActions
  def index
    render :inline => "<%= form_tag('/') {} %>"
  end
  
  def show_button
    render :inline => "<%= button_to('New', '/') {} %>"
  end
  
  def unsafe
    render :text => 'pwn'
  end
  
  def rescue_action(e) raise e end
end

# sample controllers
class RequestForgeryProtectionController < ActionController::Base
  include RequestForgeryProtectionActions
  protect_from_forgery :only => :index, :secret => 'abc'
end

class RequestForgeryProtectionWithoutSecretController < ActionController::Base
  include RequestForgeryProtectionActions
  protect_from_forgery
end

# no token is given, assume the cookie store is used
class CsrfCookieMonsterController < ActionController::Base
  include RequestForgeryProtectionActions
  protect_from_forgery :only => :index
end

class FreeCookieController < CsrfCookieMonsterController
  self.allow_forgery_protection = false
  
  def index
    render :inline => "<%= form_tag('/') {} %>"
  end
  
  def show_button
    render :inline => "<%= button_to('New', '/') {} %>"
  end
end

# common test methods

module RequestForgeryProtectionTests
  def teardown
    ActionController::Base.request_forgery_protection_token = nil
  end
  
  def test_should_render_form_with_token_tag
    get :index
    assert_select 'form>div>input[name=?][value=?]', 'authenticity_token', @token
  end
  
  def test_should_render_button_to_with_token_tag
    get :show_button
    assert_select 'form>div>input[name=?][value=?]', 'authenticity_token', @token
  end

  def test_should_allow_get
    get :index
    assert_response :success
  end
  
  def test_should_allow_post_without_token_on_unsafe_action
    post :unsafe
    assert_response :success
  end
  
  def test_should_not_allow_post_without_token
    assert_raises(ActionController::InvalidAuthenticityToken) { post :index }
  end
  
  def test_should_not_allow_put_without_token
    assert_raises(ActionController::InvalidAuthenticityToken) { put :index }
  end
  
  def test_should_not_allow_delete_without_token
    assert_raises(ActionController::InvalidAuthenticityToken) { delete :index }
  end
  
  def test_should_not_allow_xhr_post_without_token
    assert_raises(ActionController::InvalidAuthenticityToken) { xhr :post, :index }
  end
  
  def test_should_not_allow_xhr_put_without_token
    assert_raises(ActionController::InvalidAuthenticityToken) { xhr :put, :index }
  end
  
  def test_should_not_allow_xhr_delete_without_token
    assert_raises(ActionController::InvalidAuthenticityToken) { xhr :delete, :index }
  end
  
  def test_should_allow_post_with_token
    post :index, :authenticity_token => @token
    assert_response :success
  end
  
  def test_should_allow_put_with_token
    put :index, :authenticity_token => @token
    assert_response :success
  end
  
  def test_should_allow_delete_with_token
    delete :index, :authenticity_token => @token
    assert_response :success
  end
  
  def test_should_allow_post_with_xml
    post :index, :format => 'xml'
    assert_response :success
  end
  
  def test_should_allow_put_with_xml
    put :index, :format => 'xml'
    assert_response :success
  end
  
  def test_should_allow_delete_with_xml
    delete :index, :format => 'xml'
    assert_response :success
  end
end

# OK let's get our test on

class RequestForgeryProtectionControllerTest < Test::Unit::TestCase
  include RequestForgeryProtectionTests
  def setup
    @controller = RequestForgeryProtectionController.new
    @request    = ActionController::TestRequest.new
    @response   = ActionController::TestResponse.new
    class << @request.session
      def session_id() '123' end
    end
    @token = OpenSSL::HMAC.hexdigest(OpenSSL::Digest::Digest.new('SHA1'), 'abc', '123')
    ActionController::Base.request_forgery_protection_token = :authenticity_token
  end
end

class RequestForgeryProtectionWithoutSecretControllerTest < Test::Unit::TestCase
  def setup
    @controller = RequestForgeryProtectionWithoutSecretController.new
    @request    = ActionController::TestRequest.new
    @response   = ActionController::TestResponse.new
    class << @request.session
      def session_id() '123' end
    end
    @token = OpenSSL::HMAC.hexdigest(OpenSSL::Digest::Digest.new('SHA1'), 'abc', '123')
    ActionController::Base.request_forgery_protection_token = :authenticity_token
  end
  
  def test_should_raise_error_without_secret
    assert_raises ActionController::InvalidAuthenticityToken do
      get :index
    end
  end
end

class CsrfCookieMonsterControllerTest < Test::Unit::TestCase
  include RequestForgeryProtectionTests
  def setup
    @controller = CsrfCookieMonsterController.new
    @request    = ActionController::TestRequest.new
    @response   = ActionController::TestResponse.new
    class << @request.session
      attr_accessor :dbman
    end
    # simulate a cookie session store
    @request.session.dbman = FakeSessionDbMan
    @token = Digest::SHA1.hexdigest("secure")
    ActionController::Base.request_forgery_protection_token = :authenticity_token
  end
end

class FreeCookieControllerTest < Test::Unit::TestCase
  def setup
    @controller = FreeCookieController.new
    @request    = ActionController::TestRequest.new
    @response   = ActionController::TestResponse.new
    @token      = OpenSSL::HMAC.hexdigest(OpenSSL::Digest::Digest.new('SHA1'), 'abc', '123')
  end
  
  def test_should_not_render_form_with_token_tag
    get :index
    assert_select 'form>div>input[name=?][value=?]', 'authenticity_token', @token, false
  end
  
  def test_should_not_render_button_to_with_token_tag
    get :show_button
    assert_select 'form>div>input[name=?][value=?]', 'authenticity_token', @token, false
  end
  
  def test_should_allow_all_methods_without_token
    [:post, :put, :delete].each do |method|
      assert_nothing_raised { send(method, :index)}
    end
  end
end