gitlab-org--gitlab-foss/spec/lib/gitlab/middleware/basic_health_check_spec.rb

88 lines
2.2 KiB
Ruby

# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::Middleware::BasicHealthCheck do
let(:app) { double(:app) }
let(:middleware) { described_class.new(app) }
let(:env) { {} }
describe '#call' do
context 'outside IP' do
before do
env['REMOTE_ADDR'] = '8.8.8.8'
end
it 'returns a 404' do
env['PATH_INFO'] = described_class::HEALTH_PATH
response = middleware.call(env)
expect(response[0]).to eq(404)
end
it 'forwards the call for other paths' do
env['PATH_INFO'] = '/'
expect(app).to receive(:call)
middleware.call(env)
end
end
context 'with X-Forwarded-For headers' do
let(:load_balancer_ip) { '1.2.3.4' }
before do
env['HTTP_X_FORWARDED_FOR'] = "#{load_balancer_ip}, 127.0.0.1"
env['REMOTE_ADDR'] = '127.0.0.1'
env['PATH_INFO'] = described_class::HEALTH_PATH
end
it 'returns 200 response when endpoint is allowed' do
allow(Settings.monitoring).to receive(:ip_whitelist).and_return([load_balancer_ip])
expect(app).not_to receive(:call)
response = middleware.call(env)
expect(response[0]).to eq(200)
expect(response[1]).to eq({ 'Content-Type' => 'text/plain' })
expect(response[2]).to eq(['GitLab OK'])
end
it 'returns 404 when whitelist is not configured' do
allow(Settings.monitoring).to receive(:ip_whitelist).and_return([])
response = middleware.call(env)
expect(response[0]).to eq(404)
end
end
context 'whitelisted IP' do
before do
env['REMOTE_ADDR'] = '127.0.0.1'
end
it 'returns 200 response when endpoint is hit' do
env['PATH_INFO'] = described_class::HEALTH_PATH
expect(app).not_to receive(:call)
response = middleware.call(env)
expect(response[0]).to eq(200)
expect(response[1]).to eq({ 'Content-Type' => 'text/plain' })
expect(response[2]).to eq(['GitLab OK'])
end
it 'forwards the call for other paths' do
env['PATH_INFO'] = '/-/readiness'
expect(app).to receive(:call)
middleware.call(env)
end
end
end
end