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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe HealthController do
include StubENV
let(:token) { Gitlab::CurrentSettings.health_check_access_token }
let(:whitelisted_ip) { '1.1.1.1' }
let(:not_whitelisted_ip) { '2.2.2.2' }
let(:params) { {} }
let(:headers) { {} }
before do
allow(Settings.monitoring).to receive(:ip_whitelist).and_return([whitelisted_ip])
stub_storage_settings({}) # Hide the broken storage
stub_env('IN_MEMORY_APPLICATION_SETTINGS', 'false')
end
shared_context 'endpoint querying database' do
it 'does query database' do
control_count = ActiveRecord::QueryRecorder.new { subject }.count
expect(control_count).not_to be_zero
end
end
shared_context 'endpoint not querying database' do
it 'does not query database' do
control_count = ActiveRecord::QueryRecorder.new { subject }.count
expect(control_count).to be_zero
end
end
shared_context 'endpoint not found' do
it 'responds with resource not found' do
subject
expect(response).to have_gitlab_http_status(:not_found)
end
end
describe 'GET /-/health' do
subject { get '/-/health', params: params, headers: headers }
shared_context 'endpoint responding with health data' do
it 'responds with health checks data' do
subject
expect(response).to have_gitlab_http_status(:ok)
expect(response.body).to eq('GitLab OK')
end
end
context 'accessed from whitelisted ip' do
before do
stub_remote_addr(whitelisted_ip)
end
it_behaves_like 'endpoint responding with health data'
it_behaves_like 'endpoint not querying database'
end
context 'accessed from not whitelisted ip' do
before do
stub_remote_addr(not_whitelisted_ip)
end
it_behaves_like 'endpoint not querying database'
it_behaves_like 'endpoint not found'
end
end
describe 'GET /-/readiness' do
subject { get '/-/readiness', params: params, headers: headers }
shared_context 'endpoint responding with readiness data' do
context 'when requesting instance-checks' do
it 'responds with readiness checks data' do
expect(Gitlab::HealthChecks::MasterCheck).to receive(:check) { true }
subject
expect(json_response).to include({ 'status' => 'ok' })
expect(json_response['master_check']).to contain_exactly({ 'status' => 'ok' })
end
it 'responds with readiness checks data when a failure happens' do
expect(Gitlab::HealthChecks::MasterCheck).to receive(:check) { false }
subject
expect(json_response).to include({ 'status' => 'failed' })
expect(json_response['master_check']).to contain_exactly(
{ 'status' => 'failed', 'message' => 'unexpected Master check result: false' })
expect(response).to have_gitlab_http_status(:service_unavailable)
expect(response.headers['X-GitLab-Custom-Error']).to eq(1)
end
end
context 'when requesting all checks' do
before do
params.merge!(all: true)
end
it 'responds with readiness checks data' do
subject
expect(json_response['db_check']).to contain_exactly({ 'status' => 'ok' })
expect(json_response['cache_check']).to contain_exactly({ 'status' => 'ok' })
expect(json_response['queues_check']).to contain_exactly({ 'status' => 'ok' })
expect(json_response['shared_state_check']).to contain_exactly({ 'status' => 'ok' })
expect(json_response['gitaly_check']).to contain_exactly(
{ 'status' => 'ok', 'labels' => { 'shard' => 'default' } })
end
it 'responds with readiness checks data when a failure happens' do
allow(Gitlab::HealthChecks::Redis::RedisCheck).to receive(:readiness).and_return(
Gitlab::HealthChecks::Result.new('redis_check', false, "check error"))
subject
expect(json_response['cache_check']).to contain_exactly({ 'status' => 'ok' })
expect(json_response['redis_check']).to contain_exactly(
{ 'status' => 'failed', 'message' => 'check error' })
expect(response).to have_gitlab_http_status(:service_unavailable)
expect(response.headers['X-GitLab-Custom-Error']).to eq(1)
end
end
end
context 'accessed from whitelisted ip' do
before do
stub_remote_addr(whitelisted_ip)
end
it_behaves_like 'endpoint not querying database'
it_behaves_like 'endpoint responding with readiness data'
context 'when requesting all checks' do
before do
params.merge!(all: true)
end
it_behaves_like 'endpoint querying database'
end
end
context 'accessed from not whitelisted ip' do
before do
stub_remote_addr(not_whitelisted_ip)
end
it_behaves_like 'endpoint not querying database'
it_behaves_like 'endpoint not found'
end
context 'accessed with valid token' do
context 'token passed in request header' do
let(:headers) { { TOKEN: token } }
it_behaves_like 'endpoint responding with readiness data'
it_behaves_like 'endpoint querying database'
end
context 'token passed as URL param' do
let(:params) { { token: token } }
it_behaves_like 'endpoint responding with readiness data'
it_behaves_like 'endpoint querying database'
end
end
end
describe 'GET /-/liveness' do
subject { get '/-/liveness', params: params, headers: headers }
shared_context 'endpoint responding with liveness data' do
it 'responds with liveness checks data' do
subject
expect(json_response).to eq('status' => 'ok')
end
end
context 'accessed from whitelisted ip' do
before do
stub_remote_addr(whitelisted_ip)
end
it_behaves_like 'endpoint not querying database'
it_behaves_like 'endpoint responding with liveness data'
end
context 'accessed from not whitelisted ip' do
before do
stub_remote_addr(not_whitelisted_ip)
end
it_behaves_like 'endpoint not querying database'
it_behaves_like 'endpoint not found'
context 'accessed with valid token' do
context 'token passed in request header' do
let(:headers) { { TOKEN: token } }
it_behaves_like 'endpoint responding with liveness data'
it_behaves_like 'endpoint querying database'
end
context 'token passed as URL param' do
let(:params) { { token: token } }
it_behaves_like 'endpoint responding with liveness data'
it_behaves_like 'endpoint querying database'
end
end
end
end
def stub_remote_addr(ip)
headers.merge!(REMOTE_ADDR: ip)
end
end
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