Files
polaris/server/core/scheduler.go
2024-10-09 23:56:04 +08:00

456 lines
12 KiB
Go

package core
import (
"fmt"
"path/filepath"
"polaris/db"
"polaris/ent"
"polaris/ent/episode"
"polaris/ent/history"
"polaris/ent/media"
"polaris/log"
"polaris/pkg"
"polaris/pkg/notifier/message"
"polaris/pkg/utils"
"github.com/pkg/errors"
)
func (c *Client) addSysCron() {
c.registerCronJob("check_running_tasks", "@every 1m", c.checkTasks)
c.registerCronJob("check_available_medias_to_download", "0 0 * * * *", func() error {
c.downloadAllTvSeries()
c.downloadAllMovies()
return nil
})
c.registerCronJob("check_series_new_release", "0 0 */12 * * *", c.checkAllSeriesNewSeason)
c.registerCronJob("update_import_lists", "0 30 * * * *", c.periodicallyUpdateImportlist)
c.schedulers.Range(func(key string, value scheduler) bool {
log.Debugf("add cron job: %v", key)
c.mustAddCron(value.cron, func() {
if err := value.f(); err != nil {
log.Errorf("exexuting cron job %s error: %v", key, err)
}
})
return true
})
c.cron.Start()
}
func (c *Client) mustAddCron(spec string, cmd func()) {
if err := c.cron.AddFunc(spec, cmd); err != nil {
log.Errorf("add func error: %v", err)
panic(err)
}
}
func (c *Client) TriggerCronJob(name string) error {
job, ok := c.schedulers.Load(name)
if !ok {
return fmt.Errorf("job name not exists: %s", name)
}
return job.f()
}
func (c *Client) checkTasks() error {
log.Debug("begin check tasks...")
for id, t := range c.tasks {
r := c.db.GetHistory(id)
if !t.Exists() {
log.Infof("task no longer exists: %v", id)
delete(c.tasks, id)
continue
}
name, err := t.Name()
if err != nil {
return errors.Wrap(err, "get name")
}
progress, err := t.Progress()
if err != nil {
return errors.Wrap(err, "get progress")
}
log.Infof("task (%s) percentage done: %d%%", name, progress)
if progress == 100 {
if r.Status == history.StatusSeeding {
//task already success, check seed ratio
torrent := c.tasks[id]
ratio, ok := c.isSeedRatioLimitReached(r.IndexerID, torrent)
if ok {
log.Infof("torrent file seed ratio reached, remove: %v, current seed ratio: %v", name, ratio)
torrent.Remove()
delete(c.tasks, id)
} else {
log.Infof("torrent file still sedding: %v, current seed ratio: %v", name, ratio)
}
continue
}
log.Infof("task is done: %v", name)
c.sendMsg(fmt.Sprintf(message.DownloadComplete, name))
go c.postTaskProcessing(id)
}
}
return nil
}
func (c *Client) postTaskProcessing(id int) {
if err := c.findEpisodeFilesPreMoving(id); err != nil {
log.Errorf("finding all episode file error: %v", err)
} else {
if err := c.writePlexmatch(id); err != nil {
log.Errorf("write plexmatch file error: %v", err)
}
if err := c.writeNfoFile(id); err != nil {
log.Errorf("write nfo file error: %v", err)
}
}
if err := c.moveCompletedTask(id); err != nil {
log.Infof("post tasks for id %v fail: %v", id, err)
}
}
func (c *Client) moveCompletedTask(id int) (err1 error) {
torrent := c.tasks[id]
r := c.db.GetHistory(id)
if r.Status == history.StatusUploading {
log.Infof("task %d is already uploading, skip", id)
return nil
}
c.db.SetHistoryStatus(r.ID, history.StatusUploading)
seasonNum, err := utils.SeasonId(r.TargetDir)
if err != nil {
log.Errorf("no season id: %v", r.TargetDir)
seasonNum = -1
}
downloadclient, err := c.db.GetDownloadClient(r.DownloadClientID)
if err != nil {
log.Errorf("get task download client error: %v, use default one", err)
downloadclient = &ent.DownloadClients{RemoveCompletedDownloads: true, RemoveFailedDownloads: true}
}
torrentName, err := torrent.Name()
if err != nil {
return err
}
defer func() {
if err1 != nil {
c.db.SetHistoryStatus(r.ID, history.StatusFail)
if r.EpisodeID != 0 {
if !c.db.IsEpisodeDownloadingOrDownloaded(r.EpisodeID) {
c.db.SetEpisodeStatus(r.EpisodeID, episode.StatusMissing)
}
} else {
c.db.SetSeasonAllEpisodeStatus(r.MediaID, seasonNum, episode.StatusMissing)
}
c.sendMsg(fmt.Sprintf(message.ProcessingFailed, err1))
if downloadclient.RemoveFailedDownloads {
log.Debugf("task failed, remove failed torrent and files related")
delete(c.tasks, r.ID)
torrent.Remove()
}
}
}()
series := c.db.GetMediaDetails(r.MediaID)
if series == nil {
return nil
}
st := c.db.GetStorage(series.StorageID)
log.Infof("move task files to target dir: %v", r.TargetDir)
stImpl, err := c.getStorage(st.ID, series.MediaType)
if err != nil {
return err
}
//如果种子是路径,则会把路径展开,只移动文件,类似 move dir/* dir2/, 如果种子是文件,则会直接移动文件,类似 move file dir/
if err := stImpl.Copy(filepath.Join(c.db.GetDownloadDir(), torrentName), r.TargetDir); err != nil {
return errors.Wrap(err, "move file")
}
c.db.SetHistoryStatus(r.ID, history.StatusSeeding)
if r.EpisodeID != 0 {
c.db.SetEpisodeStatus(r.EpisodeID, episode.StatusDownloaded)
} else {
c.db.SetSeasonAllEpisodeStatus(r.MediaID, seasonNum, episode.StatusDownloaded)
}
c.sendMsg(fmt.Sprintf(message.ProcessingComplete, torrentName))
//判断是否需要删除本地文件
r1, ok := c.isSeedRatioLimitReached(r.IndexerID, torrent)
if downloadclient.RemoveCompletedDownloads && ok {
log.Debugf("download complete,remove torrent and files related, torrent: %v, seed ratio: %v", torrentName, r1)
c.db.SetHistoryStatus(r.ID, history.StatusSuccess)
delete(c.tasks, r.ID)
torrent.Remove()
}
log.Infof("move downloaded files to target dir success, file: %v, target dir: %v", torrentName, r.TargetDir)
return nil
}
func (c *Client) CheckDownloadedSeriesFiles(m *ent.Media) error {
if m.MediaType != media.MediaTypeTv {
return nil
}
log.Infof("check files in directory: %s", m.TargetDir)
var storageImpl, err = c.getStorage(m.StorageID, media.MediaTypeTv)
if err != nil {
return err
}
files, err := storageImpl.ReadDir(m.TargetDir)
if err != nil {
return errors.Wrapf(err, "read dir %s", m.TargetDir)
}
for _, in := range files {
if !in.IsDir() { //season dir, ignore file
continue
}
dir := filepath.Join(m.TargetDir, in.Name())
epFiles, err := storageImpl.ReadDir(dir)
if err != nil {
log.Errorf("read dir %s error: %v", dir, err)
continue
}
for _, ep := range epFiles {
log.Infof("found file: %v", ep.Name())
seNum, epNum, err := utils.FindSeasonEpisodeNum(ep.Name())
if err != nil {
log.Errorf("find season episode num error: %v", err)
continue
}
log.Infof("found match, season num %d, episode num %d", seNum, epNum)
ep, err := c.db.GetEpisode(m.ID, seNum, epNum)
if err != nil {
log.Error("update episode: %v", err)
continue
}
err = c.db.SetEpisodeStatus(ep.ID, episode.StatusDownloaded)
if err != nil {
log.Error("update episode: %v", err)
continue
}
}
}
return nil
}
type Task struct {
//Processing bool
pkg.Torrent
}
func (c *Client) DownloadSeriesAllEpisodes(id int) []string {
tvDetail := c.db.GetMediaDetails(id)
m := make(map[int][]*ent.Episode)
for _, ep := range tvDetail.Episodes {
m[ep.SeasonNumber] = append(m[ep.SeasonNumber], ep)
}
var allNames []string
for seasonNum, epsides := range m {
if seasonNum == 0 {
continue
}
wantedSeasonPack := true
for _, ep := range epsides {
if !ep.Monitored {
wantedSeasonPack = false
}
if ep.Status != episode.StatusMissing {
wantedSeasonPack = false
}
}
if wantedSeasonPack {
name, err := c.SearchAndDownload(id, seasonNum, -1)
if err == nil {
allNames = append(allNames, *name)
log.Infof("begin download torrent resource: %v", name)
} else {
log.Warnf("finding season pack error: %v", err)
wantedSeasonPack = false
}
}
if !wantedSeasonPack {
for _, ep := range epsides {
if !ep.Monitored {
continue
}
if ep.Status != episode.StatusMissing {
continue
}
name, err := c.SearchAndDownload(id, ep.SeasonNumber, ep.EpisodeNumber)
if err != nil {
log.Warnf("finding resoruces of season %d episode %d error: %v", ep.SeasonNumber, ep.EpisodeNumber, err)
continue
} else {
allNames = append(allNames, *name)
log.Infof("begin download torrent resource: %v", name)
}
}
}
}
return allNames
}
func (c *Client) downloadAllTvSeries() {
log.Infof("begin check all tv series resources")
allSeries := c.db.GetMediaWatchlist(media.MediaTypeTv)
for _, series := range allSeries {
c.DownloadSeriesAllEpisodes(series.ID)
}
}
func (c *Client) downloadAllMovies() {
log.Infof("begin check all movie resources")
allSeries := c.db.GetMediaWatchlist(media.MediaTypeMovie)
for _, series := range allSeries {
if _, err := c.DownloadMovieByID(series.ID); err != nil {
log.Errorf("download movie error: %v", err)
}
}
}
func (c *Client) DownloadMovieByID(id int) (string, error) {
detail := c.db.GetMediaDetails(id)
if len(detail.Episodes) == 0 {
return "", fmt.Errorf("no related dummy episode: %v", detail.NameEn)
}
ep := detail.Episodes[0]
if ep.Status != episode.StatusMissing {
return "", nil
}
if name, err := c.downloadMovieSingleEpisode(ep, detail.TargetDir); err != nil {
return "", errors.Wrap(err, "download movie")
} else {
return name, nil
}
}
func (c *Client) downloadMovieSingleEpisode(ep *ent.Episode, targetDir string) (string, error) {
trc, dlc, err := c.GetDownloadClient()
if err != nil {
return "", errors.Wrap(err, "connect transmission")
}
qiangban := c.db.GetSetting(db.SettingAllowQiangban)
allowQiangban := false
if qiangban == "true" {
allowQiangban = false
}
res, err := SearchMovie(c.db, &SearchParam{
MediaId: ep.MediaID,
CheckFileSize: true,
CheckResolution: true,
FilterQiangban: !allowQiangban,
})
if err != nil {
return "", errors.Wrap(err, "search movie")
}
r1 := res[0]
log.Infof("begin download torrent resource: %v", r1.Name)
torrent, err := trc.Download(r1.Link, c.db.GetDownloadDir())
if err != nil {
return "", errors.Wrap(err, "downloading")
}
torrent.Start()
history, err := c.db.SaveHistoryRecord(ent.History{
MediaID: ep.MediaID,
EpisodeID: ep.ID,
SourceTitle: r1.Name,
TargetDir: targetDir,
Status: history.StatusRunning,
Size: r1.Size,
Saved: torrent.Save(),
Link: r1.Link,
DownloadClientID: dlc.ID,
IndexerID: r1.IndexerId,
})
if err != nil {
log.Errorf("save history error: %v", err)
}
c.tasks[history.ID] = &Task{Torrent: torrent}
c.db.SetEpisodeStatus(ep.ID, episode.StatusDownloading)
return r1.Name, nil
}
func (c *Client) checkAllSeriesNewSeason() error {
log.Infof("begin checking series all new season")
allSeries := c.db.GetMediaWatchlist(media.MediaTypeTv)
for _, series := range allSeries {
err := c.checkSeiesNewSeason(series)
if err != nil {
log.Errorf("check series new season error: series name %v, error: %v", series.NameEn, err)
}
}
return nil
}
func (c *Client) checkSeiesNewSeason(media *ent.Media) error {
d, err := c.MustTMDB().GetTvDetails(media.TmdbID, c.language)
if err != nil {
return errors.Wrap(err, "tmdb")
}
lastsSason := d.NumberOfSeasons
seasonDetail, err := c.MustTMDB().GetSeasonDetails(media.TmdbID, lastsSason, c.language)
if err != nil {
return errors.Wrap(err, "tmdb season")
}
for _, ep := range seasonDetail.Episodes {
epDb, err := c.db.GetEpisode(media.ID, ep.SeasonNumber, ep.EpisodeNumber)
if err != nil {
if ent.IsNotFound(err) {
log.Infof("add new episode: %+v", ep)
episode := &ent.Episode{
MediaID: media.ID,
SeasonNumber: ep.SeasonNumber,
EpisodeNumber: ep.EpisodeNumber,
Title: ep.Name,
Overview: ep.Overview,
AirDate: ep.AirDate,
Status: episode.StatusMissing,
Monitored: true,
}
c.db.SaveEposideDetail2(episode)
}
} else { //update episode
if ep.Name != epDb.Title || ep.Overview != epDb.Overview || ep.AirDate != epDb.AirDate {
log.Infof("update new episode: %+v", ep)
c.db.UpdateEpiode2(epDb.ID, ep.Name, ep.Overview, ep.AirDate)
}
}
}
return nil
}
func (c *Client) isSeedRatioLimitReached(indexId int, t pkg.Torrent) (float64, bool) {
indexer, err := c.db.GetIndexer(indexId)
if err != nil {
return 0, true
}
currentRatio, err := t.SeedRatio()
if err != nil {
log.Warnf("get current seed ratio error: %v", err)
return currentRatio, indexer.SeedRatio == 0
}
return currentRatio, currentRatio >= float64(indexer.SeedRatio)
}