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
|
require 'ipaddr'
require 'isolation/abstract_unit'
require 'active_support/key_generator'
module ApplicationTests
class RemoteIpTest < ActiveSupport::TestCase
include ActiveSupport::Testing::Isolation
def remote_ip(env = {})
remote_ip = nil
env = Rack::MockRequest.env_for("/").merge(env).merge!(
'action_dispatch.show_exceptions' => false,
'action_dispatch.key_generator' => ActiveSupport::LegacyKeyGenerator.new('b3c631c314c0bbca50c1b2843150fe33')
)
endpoint = Proc.new do |e|
remote_ip = ActionDispatch::Request.new(e).remote_ip
[200, {}, ["Hello"]]
end
Rails.application.middleware.build(endpoint).call(env)
remote_ip
end
test "remote_ip works" do
make_basic_app
assert_equal "1.1.1.1", remote_ip("REMOTE_ADDR" => "1.1.1.1")
end
test "checks IP spoofing by default" do
make_basic_app
assert_raises(ActionDispatch::RemoteIp::IpSpoofAttackError) do
remote_ip("HTTP_X_FORWARDED_FOR" => "1.1.1.1", "HTTP_CLIENT_IP" => "1.1.1.2")
end
end
test "works with both headers individually" do
make_basic_app
assert_nothing_raised(ActionDispatch::RemoteIp::IpSpoofAttackError) do
assert_equal "1.1.1.1", remote_ip("HTTP_X_FORWARDED_FOR" => "1.1.1.1")
end
assert_nothing_raised(ActionDispatch::RemoteIp::IpSpoofAttackError) do
assert_equal "1.1.1.2", remote_ip("HTTP_CLIENT_IP" => "1.1.1.2")
end
end
test "can disable IP spoofing check" do
make_basic_app do |app|
app.config.action_dispatch.ip_spoofing_check = false
end
assert_nothing_raised(ActionDispatch::RemoteIp::IpSpoofAttackError) do
assert_equal "1.1.1.1", remote_ip("HTTP_X_FORWARDED_FOR" => "1.1.1.1", "HTTP_CLIENT_IP" => "1.1.1.2")
end
end
test "remote_ip works with HTTP_X_FORWARDED_FOR" do
make_basic_app
assert_equal "4.2.42.42", remote_ip("REMOTE_ADDR" => "1.1.1.1", "HTTP_X_FORWARDED_FOR" => "4.2.42.42")
end
test "the user can set trusted proxies" do
make_basic_app do |app|
app.config.action_dispatch.trusted_proxies = /^4\.2\.42\.42$/
end
assert_equal "1.1.1.1", remote_ip("REMOTE_ADDR" => "1.1.1.1", "HTTP_X_FORWARDED_FOR" => "4.2.42.42")
end
test "the user can set trusted proxies with an IPAddr argument" do
make_basic_app do |app|
app.config.action_dispatch.trusted_proxies = IPAddr.new('4.2.42.0/24')
end
assert_equal "1.1.1.1", remote_ip("REMOTE_ADDR" => "1.1.1.1", "HTTP_X_FORWARDED_FOR" => "10.0.0.0,4.2.42.42")
end
end
end
|
