Commit 4e937960 authored by Thong Kuah's avatar Thong Kuah

Move LB related specs for StructuredLogger to Core

parent 1526964e
# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::SidekiqLogging::StructuredLogger do
before do
# We disable a memory instrumentation feature
# as this requires a special patched Ruby
allow(Gitlab::Memory::Instrumentation).to receive(:available?) { false }
end
describe '#call', :request_store do
include_context 'structured_logger'
RSpec.shared_examples 'performs database queries' do |load_balancing|
include_context 'clear DB Load Balancing configuration'
before do
allow(Time).to receive(:now).and_return(timestamp)
allow(Process).to receive(:clock_gettime).and_call_original
allow(Gitlab::Database::LoadBalancing).to receive(:enable?).and_return(load_balancing)
end
let(:expected_start_payload) { start_payload }
let(:expected_end_payload) do
end_payload.merge('cpu_s' => a_value >= 0)
end
it 'logs the database time', :aggregate_errors do
expect(logger).to receive(:info).with(expected_start_payload).ordered
expect(logger).to receive(:info).with(expected_end_payload_with_db).ordered
call_subject(job, 'test_queue') do
ActiveRecord::Base.connection.execute('SELECT pg_sleep(0.1);')
end
end
it 'prevents database time from leaking to the next job', :aggregate_errors do
expect(logger).to receive(:info).with(expected_start_payload).ordered
expect(logger).to receive(:info).with(expected_end_payload_with_db).ordered
expect(logger).to receive(:info).with(expected_start_payload).ordered
expect(logger).to receive(:info).with(expected_end_payload).ordered
call_subject(job.dup, 'test_queue') do
ActiveRecord::Base.connection.execute('SELECT pg_sleep(0.1);')
end
Gitlab::SafeRequestStore.clear!
call_subject(job.dup, 'test_queue') { }
end
end
context 'when the job performs database queries' do
context 'when load balancing is disabled' do
let(:expected_end_payload_with_db) do
expected_end_payload.merge(
'db_duration_s' => a_value >= 0.1,
'db_count' => a_value >= 1,
'db_cached_count' => 0,
'db_write_count' => 0
)
end
include_examples 'performs database queries', false
end
context 'when load balancing is enabled' do
let(:expected_end_payload_with_db) do
expected_end_payload.merge(
'db_duration_s' => a_value >= 0.1,
'db_count' => a_value >= 1,
'db_cached_count' => 0,
'db_write_count' => 0,
'db_replica_count' => 0,
'db_replica_cached_count' => 0,
'db_replica_wal_count' => 0,
'db_replica_duration_s' => a_value >= 0,
'db_primary_count' => a_value >= 1,
'db_primary_cached_count' => 0,
'db_primary_wal_count' => 0,
'db_primary_duration_s' => a_value > 0
)
end
let(:end_payload) do
start_payload.merge(
'message' => 'TestWorker JID-da883554ee4fe414012f5f42: done: 0.0 sec',
'job_status' => 'done',
'duration_s' => 0.0,
'completed_at' => timestamp.to_f,
'cpu_s' => 1.111112,
'db_duration_s' => 0.0,
'db_cached_count' => 0,
'db_count' => 0,
'db_write_count' => 0,
'db_replica_count' => 0,
'db_replica_cached_count' => 0,
'db_replica_wal_count' => 0,
'db_replica_duration_s' => 0,
'db_primary_count' => 0,
'db_primary_cached_count' => 0,
'db_primary_wal_count' => 0,
'db_primary_duration_s' => 0
)
end
include_examples 'performs database queries', true
end
end
context 'when the job uses load balancing capabilities' do
let(:expected_payload) { { 'database_chosen' => 'retry' } }
before do
allow(Time).to receive(:now).and_return(timestamp)
allow(Process).to receive(:clock_gettime).and_call_original
end
it 'logs the database chosen' do
expect(logger).to receive(:info).with(start_payload).ordered
expect(logger).to receive(:info).with(include(expected_payload)).ordered
call_subject(job, 'test_queue') do
job[:database_chosen] = 'retry'
end
end
end
def call_subject(job, queue)
# This structured logger strongly depends on execution of `InstrumentationLogger`
subject.call(job, queue) do
::Gitlab::SidekiqMiddleware::InstrumentationLogger.new.call('worker', job, queue) do
yield
end
end
end
end
end
......@@ -228,6 +228,8 @@ RSpec.describe Gitlab::SidekiqLogging::StructuredLogger do
end
context 'when the job performs database queries' do
include_context 'clear DB Load Balancing configuration'
before do
allow(Time).to receive(:now).and_return(timestamp)
allow(Process).to receive(:clock_gettime).and_call_original
......@@ -248,7 +250,8 @@ RSpec.describe Gitlab::SidekiqLogging::StructuredLogger do
)
end
it 'logs the database time' do
shared_examples 'performs database queries' do
it 'logs the database time', :aggregate_errors do
expect(logger).to receive(:info).with(expected_start_payload).ordered
expect(logger).to receive(:info).with(expected_end_payload_with_db).ordered
......@@ -257,7 +260,7 @@ RSpec.describe Gitlab::SidekiqLogging::StructuredLogger do
end
end
it 'prevents database time from leaking to the next job' do
it 'prevents database time from leaking to the next job', :aggregate_errors do
expect(logger).to receive(:info).with(expected_start_payload).ordered
expect(logger).to receive(:info).with(expected_end_payload_with_db).ordered
expect(logger).to receive(:info).with(expected_start_payload).ordered
......@@ -273,6 +276,89 @@ RSpec.describe Gitlab::SidekiqLogging::StructuredLogger do
end
end
context 'when load balancing is disabled' do
before do
allow(Gitlab::Database::LoadBalancing).to receive(:enable?).and_return(false)
end
let(:expected_end_payload_with_db) do
expected_end_payload.merge(
'db_duration_s' => a_value >= 0.1,
'db_count' => a_value >= 1,
'db_cached_count' => 0,
'db_write_count' => 0
)
end
include_examples 'performs database queries'
end
context 'when load balancing is enabled' do
before do
allow(Gitlab::Database::LoadBalancing).to receive(:enable?).and_return(true)
end
let(:expected_end_payload_with_db) do
expected_end_payload.merge(
'db_duration_s' => a_value >= 0.1,
'db_count' => a_value >= 1,
'db_cached_count' => 0,
'db_write_count' => 0,
'db_replica_count' => 0,
'db_replica_cached_count' => 0,
'db_replica_wal_count' => 0,
'db_replica_duration_s' => a_value >= 0,
'db_primary_count' => a_value >= 1,
'db_primary_cached_count' => 0,
'db_primary_wal_count' => 0,
'db_primary_duration_s' => a_value > 0
)
end
let(:end_payload) do
start_payload.merge(
'message' => 'TestWorker JID-da883554ee4fe414012f5f42: done: 0.0 sec',
'job_status' => 'done',
'duration_s' => 0.0,
'completed_at' => timestamp.to_f,
'cpu_s' => 1.111112,
'db_duration_s' => 0.0,
'db_cached_count' => 0,
'db_count' => 0,
'db_write_count' => 0,
'db_replica_count' => 0,
'db_replica_cached_count' => 0,
'db_replica_wal_count' => 0,
'db_replica_duration_s' => 0,
'db_primary_count' => 0,
'db_primary_cached_count' => 0,
'db_primary_wal_count' => 0,
'db_primary_duration_s' => 0
)
end
include_examples 'performs database queries'
end
end
context 'when the job uses load balancing capabilities' do
let(:expected_payload) { { 'database_chosen' => 'retry' } }
before do
allow(Time).to receive(:now).and_return(timestamp)
allow(Process).to receive(:clock_gettime).and_call_original
end
it 'logs the database chosen' do
expect(logger).to receive(:info).with(start_payload).ordered
expect(logger).to receive(:info).with(include(expected_payload)).ordered
call_subject(job, 'test_queue') do
job[:database_chosen] = 'retry'
end
end
end
context 'when there is extra metadata set for the done log' do
let(:expected_start_payload) { start_payload }
......
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