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// Copyright (c) 2017-present Mattermost, Inc. All Rights Reserved.
// See License.txt for license information.
package jobs
import (
"sync"
"github.com/mattermost/mattermost-server/mlog"
"github.com/mattermost/mattermost-server/model"
"github.com/mattermost/mattermost-server/services/configservice"
)
type Workers struct {
startOnce sync.Once
ConfigService configservice.ConfigService
Watcher *Watcher
DataRetention model.Worker
MessageExport model.Worker
ElasticsearchIndexing model.Worker
ElasticsearchAggregation model.Worker
LdapSync model.Worker
Migrations model.Worker
Plugins model.Worker
listenerId string
}
func (srv *JobServer) InitWorkers() *Workers {
workers := &Workers{
ConfigService: srv.ConfigService,
}
workers.Watcher = srv.MakeWatcher(workers, DEFAULT_WATCHER_POLLING_INTERVAL)
if srv.DataRetentionJob != nil {
workers.DataRetention = srv.DataRetentionJob.MakeWorker()
}
if srv.MessageExportJob != nil {
workers.MessageExport = srv.MessageExportJob.MakeWorker()
}
if elasticsearchIndexerInterface := srv.ElasticsearchIndexer; elasticsearchIndexerInterface != nil {
workers.ElasticsearchIndexing = elasticsearchIndexerInterface.MakeWorker()
}
if elasticsearchAggregatorInterface := srv.ElasticsearchAggregator; elasticsearchAggregatorInterface != nil {
workers.ElasticsearchAggregation = elasticsearchAggregatorInterface.MakeWorker()
}
if ldapSyncInterface := srv.LdapSync; ldapSyncInterface != nil {
workers.LdapSync = ldapSyncInterface.MakeWorker()
}
if migrationsInterface := srv.Migrations; migrationsInterface != nil {
workers.Migrations = migrationsInterface.MakeWorker()
}
if pluginsInterface := srv.Plugins; pluginsInterface != nil {
workers.Migrations = pluginsInterface.MakeWorker()
}
return workers
}
func (workers *Workers) Start() *Workers {
mlog.Info("Starting workers")
workers.startOnce.Do(func() {
if workers.DataRetention != nil && (*workers.ConfigService.Config().DataRetentionSettings.EnableMessageDeletion || *workers.ConfigService.Config().DataRetentionSettings.EnableFileDeletion) {
go workers.DataRetention.Run()
}
if workers.MessageExport != nil && *workers.ConfigService.Config().MessageExportSettings.EnableExport {
go workers.MessageExport.Run()
}
if workers.ElasticsearchIndexing != nil && *workers.ConfigService.Config().ElasticsearchSettings.EnableIndexing {
go workers.ElasticsearchIndexing.Run()
}
if workers.ElasticsearchAggregation != nil && *workers.ConfigService.Config().ElasticsearchSettings.EnableIndexing {
go workers.ElasticsearchAggregation.Run()
}
if workers.LdapSync != nil && *workers.ConfigService.Config().LdapSettings.EnableSync {
go workers.LdapSync.Run()
}
if workers.Migrations != nil {
go workers.Migrations.Run()
}
go workers.Watcher.Start()
})
workers.listenerId = workers.ConfigService.AddConfigListener(workers.handleConfigChange)
return workers
}
func (workers *Workers) handleConfigChange(oldConfig *model.Config, newConfig *model.Config) {
mlog.Debug("Workers received config change.")
if workers.DataRetention != nil {
if (!*oldConfig.DataRetentionSettings.EnableMessageDeletion && !*oldConfig.DataRetentionSettings.EnableFileDeletion) && (*newConfig.DataRetentionSettings.EnableMessageDeletion || *newConfig.DataRetentionSettings.EnableFileDeletion) {
go workers.DataRetention.Run()
} else if (*oldConfig.DataRetentionSettings.EnableMessageDeletion || *oldConfig.DataRetentionSettings.EnableFileDeletion) && (!*newConfig.DataRetentionSettings.EnableMessageDeletion && !*newConfig.DataRetentionSettings.EnableFileDeletion) {
workers.DataRetention.Stop()
}
}
if workers.MessageExport != nil {
if !*oldConfig.MessageExportSettings.EnableExport && *newConfig.MessageExportSettings.EnableExport {
go workers.MessageExport.Run()
} else if *oldConfig.MessageExportSettings.EnableExport && !*newConfig.MessageExportSettings.EnableExport {
workers.MessageExport.Stop()
}
}
if workers.ElasticsearchIndexing != nil {
if !*oldConfig.ElasticsearchSettings.EnableIndexing && *newConfig.ElasticsearchSettings.EnableIndexing {
go workers.ElasticsearchIndexing.Run()
} else if *oldConfig.ElasticsearchSettings.EnableIndexing && !*newConfig.ElasticsearchSettings.EnableIndexing {
workers.ElasticsearchIndexing.Stop()
}
}
if workers.ElasticsearchAggregation != nil {
if !*oldConfig.ElasticsearchSettings.EnableIndexing && *newConfig.ElasticsearchSettings.EnableIndexing {
go workers.ElasticsearchAggregation.Run()
} else if *oldConfig.ElasticsearchSettings.EnableIndexing && !*newConfig.ElasticsearchSettings.EnableIndexing {
workers.ElasticsearchAggregation.Stop()
}
}
if workers.LdapSync != nil {
if !*oldConfig.LdapSettings.EnableSync && *newConfig.LdapSettings.EnableSync {
go workers.LdapSync.Run()
} else if *oldConfig.LdapSettings.EnableSync && !*newConfig.LdapSettings.EnableSync {
workers.LdapSync.Stop()
}
}
}
func (workers *Workers) Stop() *Workers {
workers.ConfigService.RemoveConfigListener(workers.listenerId)
workers.Watcher.Stop()
if workers.DataRetention != nil && (*workers.ConfigService.Config().DataRetentionSettings.EnableMessageDeletion || *workers.ConfigService.Config().DataRetentionSettings.EnableFileDeletion) {
workers.DataRetention.Stop()
}
if workers.MessageExport != nil && *workers.ConfigService.Config().MessageExportSettings.EnableExport {
workers.MessageExport.Stop()
}
if workers.ElasticsearchIndexing != nil && *workers.ConfigService.Config().ElasticsearchSettings.EnableIndexing {
workers.ElasticsearchIndexing.Stop()
}
if workers.ElasticsearchAggregation != nil && *workers.ConfigService.Config().ElasticsearchSettings.EnableIndexing {
workers.ElasticsearchAggregation.Stop()
}
if workers.LdapSync != nil && *workers.ConfigService.Config().LdapSettings.EnableSync {
workers.LdapSync.Stop()
}
if workers.Migrations != nil {
workers.Migrations.Stop()
}
mlog.Info("Stopped workers")
return workers
}
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