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ed6c9d1545
There have been too many flaky tests as a result of leaking state in Redis so it is easier to resolve them by ensuring we flush Redis' database. Locally on my machine, calling `Discourse.redis.flushdb` takes around 0.1ms which means this change will have very little impact on test runtimes.
131 lines
4.2 KiB
Ruby
131 lines
4.2 KiB
Ruby
# frozen_string_literal: true
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RSpec.describe "RequestTracker in multisite", type: :multisite do
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before do
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global_setting :skip_per_ip_rate_limit_trust_level, 2
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RateLimiter.enable
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RateLimiter.clear_all_global!
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end
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def call(env, &block)
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Middleware::RequestTracker.new(block).call(env)
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end
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def create_env(opts)
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create_request_env.merge(opts)
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end
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shared_examples "ip rate limiters behavior" do |error_code, app_callback|
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it "applies rate limits on an IP address across all sites" do
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called = { default: 0, second: 0 }
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test_multisite_connection("default") do
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env = create_env("REMOTE_ADDR" => "123.10.71.4")
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status, =
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call(env) do
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called[:default] += 1
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app_callback&.call(env)
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[200, {}, ["OK"]]
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end
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expect(status).to eq(200)
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env = create_env("REMOTE_ADDR" => "123.10.71.4")
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status, headers =
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call(env) do
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called[:default] += 1
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app_callback&.call(env)
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[200, {}, ["OK"]]
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end
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expect(status).to eq(429)
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expect(headers["Discourse-Rate-Limit-Error-Code"]).to eq(error_code)
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expect(called[:default]).to eq(1)
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end
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test_multisite_connection("second") do
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env = create_env("REMOTE_ADDR" => "123.10.71.4")
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status, headers =
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call(env) do
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called[:second] += 1
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app_callback&.call(env)
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[200, {}, ["OK"]]
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end
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expect(status).to eq(429)
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expect(headers["Discourse-Rate-Limit-Error-Code"]).to eq(error_code)
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expect(called[:second]).to eq(0)
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end
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end
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end
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shared_examples "user id rate limiters behavior" do |error_code, app_callback|
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it "does not leak rate limits for a user id to other sites" do
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cookie = create_auth_cookie(token: SecureRandom.hex, user_id: 1, trust_level: 2)
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called = { default: 0, second: 0 }
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test_multisite_connection("default") do
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env = create_env("REMOTE_ADDR" => "123.10.71.4", "HTTP_COOKIE" => "_t=#{cookie}")
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status, =
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call(env) do
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called[:default] += 1
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app_callback&.call(env)
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[200, {}, ["OK"]]
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end
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expect(status).to eq(200)
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env = create_env("REMOTE_ADDR" => "123.10.71.4", "HTTP_COOKIE" => "_t=#{cookie}")
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status, headers, =
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call(env) do
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called[:default] += 1
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app_callback&.call(env)
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[200, {}, ["OK"]]
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end
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expect(status).to eq(429)
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expect(headers["Discourse-Rate-Limit-Error-Code"]).to eq(error_code)
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expect(called[:default]).to eq(1)
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end
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test_multisite_connection("second") do
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env = create_env("REMOTE_ADDR" => "123.10.71.4", "HTTP_COOKIE" => "_t=#{cookie}")
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status, =
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call(env) do
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called[:second] += 1
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app_callback&.call(env)
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[200, {}, ["OK"]]
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end
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expect(status).to eq(200)
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env = create_env("REMOTE_ADDR" => "123.10.71.4", "HTTP_COOKIE" => "_t=#{cookie}")
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status, headers, =
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call(env) do
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called[:second] += 1
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app_callback&.call(env)
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[200, {}, ["OK"]]
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end
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expect(status).to eq(429)
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expect(headers["Discourse-Rate-Limit-Error-Code"]).to eq(error_code)
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expect(called[:second]).to eq(1)
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end
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end
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end
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context "with a 10 seconds limiter" do
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before { global_setting :max_reqs_per_ip_per_10_seconds, 1 }
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include_examples "ip rate limiters behavior", "ip_10_secs_limit"
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include_examples "user id rate limiters behavior", "id_10_secs_limit"
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end
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context "with a 60 seconds limiter" do
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before { global_setting :max_reqs_per_ip_per_minute, 1 }
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include_examples "ip rate limiters behavior", "ip_60_secs_limit"
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include_examples "user id rate limiters behavior", "id_60_secs_limit"
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end
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context "with assets 10 seconds limiter" do
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before { global_setting :max_asset_reqs_per_ip_per_10_seconds, 1 }
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app_callback = ->(env) { env["DISCOURSE_IS_ASSET_PATH"] = true }
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include_examples "ip rate limiters behavior", "ip_assets_10_secs_limit", app_callback
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include_examples "user id rate limiters behavior", "id_assets_10_secs_limit", app_callback
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end
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end
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