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https://github.com/superseriousbusiness/gotosocial.git
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baf933cb9f* replace concurrency worker pools with base models in State.Workers, update code and tests accordingly * improve code comment * change back testrig default log level * un-comment-out TestAnnounceTwice() and fix --------- Signed-off-by: kim <grufwub@gmail.com> Reviewed-by: tobi
98 lines
2.8 KiB
Go
98 lines
2.8 KiB
Go
/*
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GoToSocial
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Copyright (C) 2021-2023 GoToSocial Authors admin@gotosocial.org
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package workers
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import (
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"context"
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"log"
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"runtime"
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"codeberg.org/gruf/go-runners"
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"codeberg.org/gruf/go-sched"
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"github.com/superseriousbusiness/gotosocial/internal/messages"
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)
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type Workers struct {
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// Main task scheduler instance.
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Scheduler sched.Scheduler
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// ClientAPI / federator worker pools.
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ClientAPI runners.WorkerPool
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Federator runners.WorkerPool
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// Enqueue functions for clientAPI / federator worker pools,
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// these are pointers to Processor{}.Enqueue___() msg functions.
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// This prevents dependency cycling as Processor depends on Workers.
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EnqueueClientAPI func(context.Context, messages.FromClientAPI)
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EnqueueFederator func(context.Context, messages.FromFederator)
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// Media manager worker pools.
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Media runners.WorkerPool
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// prevent pass-by-value.
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_ nocopy
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}
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// Start will start all of the contained worker pools (and global scheduler).
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func (w *Workers) Start() {
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// Get currently set GOMAXPROCS.
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maxprocs := runtime.GOMAXPROCS(0)
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tryUntil("starting scheduler", 5, func() bool {
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return w.Scheduler.Start(nil)
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})
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tryUntil("starting client API workerpool", 5, func() bool {
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return w.ClientAPI.Start(4*maxprocs, 400*maxprocs)
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})
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tryUntil("starting federator workerpool", 5, func() bool {
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return w.Federator.Start(4*maxprocs, 400*maxprocs)
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})
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tryUntil("starting media workerpool", 5, func() bool {
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return w.Media.Start(8*maxprocs, 80*maxprocs)
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})
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}
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// Stop will stop all of the contained worker pools (and global scheduler).
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func (w *Workers) Stop() {
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tryUntil("stopping scheduler", 5, w.Scheduler.Stop)
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tryUntil("stopping client API workerpool", 5, w.ClientAPI.Stop)
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tryUntil("stopping federator workerpool", 5, w.Federator.Stop)
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tryUntil("stopping media workerpool", 5, w.Media.Stop)
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}
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// nocopy when embedded will signal linter to
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// error on pass-by-value of parent struct.
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type nocopy struct{}
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func (*nocopy) Lock() {}
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func (*nocopy) Unlock() {}
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// tryUntil will attempt to call 'do' for 'count' attempts, before panicking with 'msg'.
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func tryUntil(msg string, count int, do func() bool) {
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for i := 0; i < count; i++ {
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if do() {
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return
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}
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}
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log.Panicf("failed %s after %d tries", msg, count)
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}
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