rack-attack/spec/acceptance/throttling_spec.rb
2018-03-21 17:10:27 -03:00

115 lines
3.1 KiB
Ruby

require_relative "../spec_helper"
require "timecop"
describe "#throttle" do
before do
Rack::Attack.cache.store = ActiveSupport::Cache::MemoryStore.new
end
it "allows one request per minute by IP" do
Rack::Attack.throttle("by ip", limit: 1, period: 60) do |request|
request.ip
end
get "/", {}, "REMOTE_ADDR" => "1.2.3.4"
assert_equal 200, last_response.status
get "/", {}, "REMOTE_ADDR" => "1.2.3.4"
assert_equal 429, last_response.status
assert_equal "60", last_response.headers["Retry-After"]
assert_equal "Retry later\n", last_response.body
get "/", {}, "REMOTE_ADDR" => "5.6.7.8"
assert_equal 200, last_response.status
Timecop.travel(60) do
get "/", {}, "REMOTE_ADDR" => "1.2.3.4"
assert_equal 200, last_response.status
end
end
it "supports limit to be dynamic" do
# Could be used to have different rate limits for authorized
# vs general requests
limit_proc = lambda do |request|
if request.get_header("X-APIKey") == "private-secret"
2
else
1
end
end
Rack::Attack.throttle("by ip", limit: limit_proc, period: 60) do |request|
request.ip
end
get "/", {}, "REMOTE_ADDR" => "1.2.3.4"
assert_equal 200, last_response.status
get "/", {}, "REMOTE_ADDR" => "1.2.3.4"
assert_equal 429, last_response.status
get "/", {}, "REMOTE_ADDR" => "5.6.7.8", "X-APIKey" => "private-secret"
assert_equal 200, last_response.status
get "/", {}, "REMOTE_ADDR" => "5.6.7.8", "X-APIKey" => "private-secret"
assert_equal 200, last_response.status
get "/", {}, "REMOTE_ADDR" => "5.6.7.8", "X-APIKey" => "private-secret"
assert_equal 429, last_response.status
end
it "supports period to be dynamic" do
# Could be used to have different rate limits for authorized
# vs general requests
period_proc = lambda do |request|
if request.get_header("X-APIKey") == "private-secret"
10
else
30
end
end
Rack::Attack.throttle("by ip", limit: 1, period: period_proc) do |request|
request.ip
end
# Using Time#at to align to start/end of periods exactly
# to achieve consistenty in different test runs
Timecop.travel(Time.at(0)) do
get "/", {}, "REMOTE_ADDR" => "1.2.3.4"
assert_equal 200, last_response.status
get "/", {}, "REMOTE_ADDR" => "1.2.3.4"
assert_equal 429, last_response.status
end
Timecop.travel(Time.at(10)) do
get "/", {}, "REMOTE_ADDR" => "1.2.3.4"
assert_equal 429, last_response.status
end
Timecop.travel(Time.at(30)) do
get "/", {}, "REMOTE_ADDR" => "1.2.3.4"
assert_equal 200, last_response.status
end
Timecop.travel(Time.at(0)) do
get "/", {}, "REMOTE_ADDR" => "5.6.7.8", "X-APIKey" => "private-secret"
assert_equal 200, last_response.status
get "/", {}, "REMOTE_ADDR" => "5.6.7.8", "X-APIKey" => "private-secret"
assert_equal 429, last_response.status
end
Timecop.travel(Time.at(10)) do
get "/", {}, "REMOTE_ADDR" => "5.6.7.8", "X-APIKey" => "private-secret"
assert_equal 200, last_response.status
end
end
end