Speed-up on Rack::Attack spec (#25542)

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Matt Jankowski 2023-10-13 10:14:23 -04:00 committed by GitHub
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@ -16,37 +16,63 @@ describe Rack::Attack, type: :request do
# https://github.com/rack/rack-attack/blob/v6.6.1/lib/rack/attack/cache.rb#L64-L66
# So we want to minimize `Time.now.to_i % period`
travel_to Time.zone.at((Time.now.to_i / period.seconds).to_i * period.seconds)
travel_to Time.zone.at(counter_prefix * period.seconds)
end
context 'when the number of requests is lower than the limit' do
before do
below_limit.times { increment_counter }
end
it 'does not change the request status' do
limit.times do
request.call
expect(response).to_not have_http_status(429)
end
expect { request.call }.to change { throttle_count }.by(1)
expect(response).to_not have_http_status(429)
end
end
context 'when the number of requests is higher than the limit' do
before do
above_limit.times { increment_counter }
end
it 'returns http too many requests after limit and returns to normal status after period' do
(limit * 2).times do |i|
request.call
expect(response).to have_http_status(429) if i > limit
end
expect { request.call }.to change { throttle_count }.by(1)
expect(response).to have_http_status(429)
travel period
request.call
expect { request.call }.to change { throttle_count }.by(1)
expect(response).to_not have_http_status(429)
end
end
def below_limit
limit - 1
end
def above_limit
limit * 2
end
def throttle_count
described_class.cache.read("#{counter_prefix}:#{throttle}:#{remote_ip}") || 0
end
def counter_prefix
(Time.now.to_i / period.seconds).to_i
end
def increment_counter
described_class.cache.count("#{throttle}:#{remote_ip}", period)
end
end
let(:remote_ip) { '1.2.3.5' }
describe 'throttle excessive sign-up requests by IP address' do
context 'when accessed through the website' do
let(:throttle) { 'throttle_sign_up_attempts/ip' }
let(:limit) { 25 }
let(:period) { 5.minutes }
let(:request) { -> { post path, headers: { 'REMOTE_ADDR' => remote_ip } } }
@ -65,6 +91,7 @@ describe Rack::Attack, type: :request do
end
context 'when accessed through the API' do
let(:throttle) { 'throttle_api_sign_up' }
let(:limit) { 5 }
let(:period) { 30.minutes }
let(:request) { -> { post path, headers: { 'REMOTE_ADDR' => remote_ip } } }
@ -87,6 +114,7 @@ describe Rack::Attack, type: :request do
end
describe 'throttle excessive sign-in requests by IP address' do
let(:throttle) { 'throttle_login_attempts/ip' }
let(:limit) { 25 }
let(:period) { 5.minutes }
let(:request) { -> { post path, headers: { 'REMOTE_ADDR' => remote_ip } } }