142 lines
3.4 KiB
Go
142 lines
3.4 KiB
Go
package workers
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import (
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"fmt"
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"time"
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"github.com/photoprism/photoprism/internal/config"
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"github.com/photoprism/photoprism/internal/entity"
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"github.com/photoprism/photoprism/internal/event"
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"github.com/photoprism/photoprism/internal/form"
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"github.com/photoprism/photoprism/internal/mutex"
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"github.com/photoprism/photoprism/internal/query"
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"github.com/photoprism/photoprism/internal/remote"
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)
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// Sync represents a sync worker.
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type Sync struct {
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conf *config.Config
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}
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// NewSync returns a new service sync worker.
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func NewSync(conf *config.Config) *Sync {
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return &Sync{
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conf: conf,
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}
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}
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// Start starts the sync worker.
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func (s *Sync) Start() (err error) {
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if err := mutex.Sync.Start(); err != nil {
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event.Error(fmt.Sprintf("sync: %s", err.Error()))
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return err
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}
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defer mutex.Sync.Stop()
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f := form.AccountSearch{
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Sync: true,
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}
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accounts, err := query.AccountSearch(f)
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for _, a := range accounts {
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if a.AccType != remote.ServiceWebDAV {
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continue
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}
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if a.AccErrors > a.RetryLimit {
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a.AccErrors = 0
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a.AccSync = false
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if err := entity.Db().Save(&a).Error; err != nil {
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log.Errorf("sync: %s", err.Error())
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} else {
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log.Warnf("sync: disabled sync, %s failed more than %d times", a.AccName, a.RetryLimit)
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}
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continue
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}
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// Values updated in account: AccError, AccErrors, SyncStatus, SyncDate
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accError := a.AccError
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accErrors := a.AccErrors
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syncStatus := a.SyncStatus
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syncDate := a.SyncDate
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synced := false
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switch a.SyncStatus {
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case entity.AccountSyncStatusRefresh:
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if complete, err := s.refresh(a); err != nil {
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accErrors++
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accError = err.Error()
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} else if complete {
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accErrors = 0
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accError = ""
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if a.SyncDownload {
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syncStatus = entity.AccountSyncStatusDownload
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} else if a.SyncUpload {
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syncStatus = entity.AccountSyncStatusUpload
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} else {
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syncStatus = entity.AccountSyncStatusSynced
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syncDate.Time = time.Now()
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syncDate.Valid = true
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}
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}
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case entity.AccountSyncStatusDownload:
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if complete, err := s.download(a); err != nil {
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accErrors++
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accError = err.Error()
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} else if complete {
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if a.SyncUpload {
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syncStatus = entity.AccountSyncStatusUpload
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} else {
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synced = true
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syncStatus = entity.AccountSyncStatusSynced
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syncDate.Time = time.Now()
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syncDate.Valid = true
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}
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}
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case entity.AccountSyncStatusUpload:
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if complete, err := s.upload(a); err != nil {
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accErrors++
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accError = err.Error()
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} else if complete {
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synced = true
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syncStatus = entity.AccountSyncStatusSynced
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syncDate.Time = time.Now()
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syncDate.Valid = true
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}
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case entity.AccountSyncStatusSynced:
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if a.SyncDate.Valid && a.SyncDate.Time.Before(time.Now().Add(time.Duration(-1*a.SyncInterval)*time.Second)) {
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syncStatus = entity.AccountSyncStatusRefresh
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}
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default:
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syncStatus = entity.AccountSyncStatusRefresh
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}
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if mutex.Sync.Canceled() {
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return nil
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}
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if err := entity.Db().First(&a, a.ID).Error; err != nil {
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log.Errorf("sync: %s", err.Error())
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return err
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}
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// Only update the following fields to avoid overwriting other settings
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a.AccError = accError
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a.AccErrors = accErrors
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a.SyncStatus = syncStatus
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a.SyncDate = syncDate
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if err := entity.Db().Save(&a).Error; err != nil {
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log.Errorf("sync: %s", err.Error())
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} else if synced {
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event.Publish("sync.synced", event.Data{"account": a})
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}
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}
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return err
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}
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