/
backfillqueue.go
69 lines (58 loc) · 2.05 KB
/
backfillqueue.go
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// mautrix-slack - A Matrix-Slack puppeting bridge.
// Copyright (C) 2021, 2022 Tulir Asokan, Sumner Evans, Max Sandholm
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
package main
import (
"time"
"go.mau.fi/mautrix-slack/database"
log "maunium.net/go/maulogger/v2"
)
type BackfillQueue struct {
BackfillQuery *database.BackfillQuery
reCheckChannels []chan bool
log log.Logger
}
func (bq *BackfillQueue) ReCheck() {
bq.log.Infofln("Sending re-checks to %d channels", len(bq.reCheckChannels))
for _, channel := range bq.reCheckChannels {
go func(c chan bool) {
c <- true
}(channel)
}
}
func (bq *BackfillQueue) GetNextBackfill(reCheckChannel chan bool) *database.BackfillState {
for {
if backfill := bq.BackfillQuery.GetNextUnfinishedBackfillState(); backfill != nil {
bq.log.Debugfln("Found unfinished backfill state for %s", backfill.Portal)
backfill.SetDispatched(true)
return backfill
}
select {
case <-reCheckChannel:
case <-time.After(time.Minute):
}
}
}
func (bridge *SlackBridge) HandleBackfillRequestsLoop() {
reCheckChannel := make(chan bool)
bridge.BackfillQueue.reCheckChannels = append(bridge.BackfillQueue.reCheckChannels, reCheckChannel)
for {
state := bridge.BackfillQueue.GetNextBackfill(reCheckChannel)
bridge.Log.Infofln("Handling backfill for portal %s", state.Portal)
portal := bridge.GetPortalByID(*state.Portal)
bridge.backfillInChunks(state, portal)
//req.MarkDone()
}
}