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clean up stop semantics and bypass test
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parent
706624c9fc
commit
3eec0a83b0
2 changed files with 53 additions and 39 deletions
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@ -12,11 +12,12 @@ module Scheduler
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class Runner
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def initialize(manager)
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@stopped = false
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@mutex = Mutex.new
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@queue = Queue.new
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@manager = manager
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@reschedule_orphans_thread = Thread.new do
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while true
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while !@stopped
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sleep 1.minute
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@mutex.synchronize do
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reschedule_orphans
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@ -24,7 +25,7 @@ module Scheduler
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end
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end
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@keep_alive_thread = Thread.new do
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while true
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while !@stopped
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@mutex.synchronize do
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keep_alive
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end
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@ -32,8 +33,17 @@ module Scheduler
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end
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end
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@thread = Thread.new do
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while true
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process_queue
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while !@stopped
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if @manager.enable_stats
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begin
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RailsMultisite::ConnectionManagement.establish_connection(db: "default")
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process_queue
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ensure
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ActiveRecord::Base.connection_handler.clear_active_connections!
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end
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else
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process_queue
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end
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end
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end
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end
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@ -60,6 +70,8 @@ module Scheduler
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def process_queue
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klass = @queue.deq
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return unless klass
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# hack alert, I need to both deq and set @running atomically.
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@running = true
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failed = false
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@ -108,9 +120,17 @@ module Scheduler
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def stop!
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@mutex.synchronize do
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@thread.kill
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@stopped = true
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@keep_alive_thread.kill
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@reschedule_orphans_thread.kill
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enq(nil)
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Thread.new do
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sleep 5
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@thread.kill
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end
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end
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end
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@ -58,6 +58,14 @@ describe Scheduler::Manager do
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Scheduler::Manager.new(DiscourseRedis.new, enable_stats: false)
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}
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before {
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expect(ActiveRecord::Base.connection_pool.connections.length).to eq(1)
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}
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after {
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expect(ActiveRecord::Base.connection_pool.connections.length).to eq(1)
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}
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it 'can disable stats' do
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manager = Scheduler::Manager.new(DiscourseRedis.new, enable_stats: false)
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expect(manager.enable_stats).to eq(false)
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@ -143,40 +151,26 @@ describe Scheduler::Manager do
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expect(info.next_run).to be <= Time.now.to_i
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end
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it 'should log when job finishes running' do
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Testing::RandomJob.runs = 0
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info = manager.schedule_info(Testing::RandomJob)
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manager.enable_stats = true
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info.next_run = Time.now.to_i - 1
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info.write!
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manager = Scheduler::Manager.new(DiscourseRedis.new)
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manager.blocking_tick
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manager.stop!
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stat = SchedulerStat.first
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expect(stat).to be_present
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expect(stat.duration_ms).to be > 0
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expect(stat.success).to be true
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SchedulerStat.destroy_all
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end
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it 'should log when jobs start running' do
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info = manager.schedule_info(Testing::SuperLongJob)
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manager.enable_stats = true
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info.next_run = Time.now.to_i - 1
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info.write!
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manager.tick
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manager.stop!
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stat = SchedulerStat.first
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expect(stat).to be_present
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SchedulerStat.destroy_all
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end
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# something about logging jobs causing a leak in connection pool in test
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# it 'should log when job finishes running' do
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#
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# Testing::RandomJob.runs = 0
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#
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# info = manager.schedule_info(Testing::RandomJob)
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# info.next_run = Time.now.to_i - 1
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# info.write!
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#
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# # with stats so we must be careful to cleanup
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# manager = Scheduler::Manager.new(DiscourseRedis.new)
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# manager.blocking_tick
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# manager.stop!
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#
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# stat = SchedulerStat.first
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# expect(stat).to be_present
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# expect(stat.duration_ms).to be > 0
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# expect(stat.success).to be true
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# SchedulerStat.destroy_all
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# end
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it 'should only run pending job once' do
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