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require 'spec_helper'
describe StuckCiJobsWorker do
include ExclusiveLeaseHelpers
let!(:runner) { create :ci_runner }
let!(:job) { create :ci_build, runner: runner }
let(:trace_lease_key) { "trace:write:lock:#{job.id}" }
let(:trace_lease_uuid) { SecureRandom.uuid }
let(:worker_lease_key) { StuckCiJobsWorker::EXCLUSIVE_LEASE_KEY }
let(:worker_lease_uuid) { SecureRandom.uuid }
subject(:worker) { described_class.new }
before do
stub_exclusive_lease(worker_lease_key, worker_lease_uuid)
stub_exclusive_lease(trace_lease_key, trace_lease_uuid)
job.update!(status: status, updated_at: updated_at)
end
shared_examples 'job is dropped' do
before do
worker.perform
job.reload
end
it "changes status" do
expect(job).to be_failed
expect(job).to be_stuck_or_timeout_failure
end
end
shared_examples 'job is unchanged' do
before do
worker.perform
job.reload
end
it "doesn't change status" do
expect(job.status).to eq(status)
end
end
context 'when job is pending' do
let(:status) { 'pending' }
context 'when job is not stuck' do
before do
allow_any_instance_of(Ci::Build).to receive(:stuck?).and_return(false)
end
context 'when job was not updated for more than 1 day ago' do
let(:updated_at) { 2.days.ago }
it_behaves_like 'job is dropped'
end
context 'when job was updated in less than 1 day ago' do
let(:updated_at) { 6.hours.ago }
it_behaves_like 'job is unchanged'
end
context 'when job was not updated for more than 1 hour ago' do
let(:updated_at) { 2.hours.ago }
it_behaves_like 'job is unchanged'
end
end
context 'when job is stuck' do
before do
allow_any_instance_of(Ci::Build).to receive(:stuck?).and_return(true)
end
context 'when job was not updated for more than 1 hour ago' do
let(:updated_at) { 2.hours.ago }
it_behaves_like 'job is dropped'
end
context 'when job was updated in less than 1
hour ago' do
let(:updated_at) { 30.minutes.ago }
it_behaves_like 'job is unchanged'
end
end
end
context 'when job is running' do
let(:status) { 'running' }
context 'when job was not updated for more than 1 hour ago' do
let(:updated_at) { 2.hours.ago }
it_behaves_like 'job is dropped'
end
context 'when job was updated in less than 1 hour ago' do
let(:updated_at) { 30.minutes.ago }
it_behaves_like 'job is unchanged'
end
end
%w(success skipped failed canceled).each do |status|
context "when job is #{status}" do
let(:status) { status }
let(:updated_at) { 2.days.ago }
it_behaves_like 'job is unchanged'
end
end
context 'for deleted project' do
let(:status) { 'running' }
let(:updated_at) { 2.days.ago }
before do
job.project.update(pending_delete: true)
end
it 'does drop job' do
expect_any_instance_of(Ci::Build).to receive(:drop).and_call_original
worker.perform
end
end
describe 'drop stale scheduled builds' do
let(:status) { 'scheduled' }
let(:updated_at) { }
context 'when scheduled at 2 hours ago but it is not executed yet' do
let!(:job) { create(:ci_build, :scheduled, scheduled_at: 2.hours.ago) }
it 'drops the stale scheduled build' do
expect(Ci::Build.scheduled.count).to eq(1)
expect(job).to be_scheduled
worker.perform
job.reload
expect(Ci::Build.scheduled.count).to eq(0)
expect(job).to be_failed
expect(job).to be_stale_schedule
end
end
context 'when scheduled at 30 minutes ago but it is not executed yet' do
let!(:job) { create(:ci_build, :scheduled, scheduled_at: 30.minutes.ago) }
it 'does not drop the stale scheduled build yet' do
expect(Ci::Build.scheduled.count).to eq(1)
expect(job).to be_scheduled
worker.perform
expect(Ci::Build.scheduled.count).to eq(1)
expect(job).to be_scheduled
end
end
context 'when there are no stale scheduled builds' do
it 'does not drop the stale scheduled build yet' do
expect { worker.perform }.not_to raise_error
end
end
end
describe 'exclusive lease' do
let(:status) { 'running' }
let(:updated_at) { 2.days.ago }
let(:worker2) { described_class.new }
it 'is guard by exclusive lease when executed concurrently' do
expect(worker).to receive(:drop).at_least(:once).and_call_original
expect(worker2).not_to receive(:drop)
worker.perform
stub_exclusive_lease_taken(worker_lease_key)
worker2.perform
end
it 'can be executed in sequence' do
expect(worker).to receive(:drop).at_least(:once).and_call_original
expect(worker2).to receive(:drop).at_least(:once).and_call_original
worker.perform
worker2.perform
end
it 'cancels exclusive leases after worker perform' do
expect_to_cancel_exclusive_lease(trace_lease_key, trace_lease_uuid)
expect_to_cancel_exclusive_lease(worker_lease_key, worker_lease_uuid)
worker.perform
end
end
end
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