mirror of
https://github.com/simon-ding/polaris.git
synced 2026-02-06 23:21:00 +08:00
566 lines
15 KiB
Go
566 lines
15 KiB
Go
package engine
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import (
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"fmt"
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"os"
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"path/filepath"
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"polaris/db"
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"polaris/ent"
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"polaris/ent/episode"
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"polaris/ent/history"
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"polaris/ent/media"
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"polaris/log"
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"polaris/pkg"
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"polaris/pkg/notifier/message"
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"polaris/pkg/utils"
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"time"
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"github.com/pkg/errors"
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)
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func (c *Engine) addSysCron() {
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c.registerCronJob("check_running_tasks", "@every 1m", c.checkTasks)
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c.registerCronJob("check_available_medias_to_download", "0 0 * * * *", func() error {
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v := os.Getenv("POLARIS_NO_AUTO_DOWNLOAD")
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if v == "true" {
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return nil
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}
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if err := c.syncProwlarr(); err != nil {
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log.Warnf("sync prowlarr error: %v", err)
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}
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c.downloadAllTvSeries()
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c.downloadAllMovies()
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return nil
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})
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c.registerCronJob("check_series_new_release", "0 0 */12 * * *", c.checkAllSeriesNewSeason)
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c.registerCronJob("update_import_lists", "0 30 * * * *", c.periodicallyUpdateImportlist)
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c.schedulers.Range(func(key string, value scheduler) bool {
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log.Debugf("add cron job: %v", key)
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c.mustAddCron(value.cron, func() {
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if err := value.f(); err != nil {
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log.Errorf("exexuting cron job %s error: %v", key, err)
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}
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})
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return true
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})
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c.cron.Start()
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log.Infof("--------- add cron jobs done --------")
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}
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func (c *Engine) mustAddCron(spec string, cmd func()) {
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if err := c.cron.AddFunc(spec, cmd); err != nil {
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log.Errorf("add func error: %v", err)
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panic(err)
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}
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}
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func (c *Engine) TriggerCronJob(name string) error {
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job, ok := c.schedulers.Load(name)
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if !ok {
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return fmt.Errorf("job name not exists: %s", name)
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}
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return job.f()
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}
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func (c *Engine) checkTasks() error {
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log.Debug("begin check tasks...")
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c.tasks.Range(func(id int, t *Task) bool {
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r := c.db.GetHistory(id)
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if !t.Exists() {
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log.Infof("task no longer exists: %v", id)
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c.tasks.Delete(id)
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return true
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}
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name, err := t.Name()
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if err != nil {
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log.Warnf("get task name error: %v", err)
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return true
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}
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progress, err := t.Progress()
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if err != nil {
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log.Warnf("get task progress error: %v", err)
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return true
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}
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log.Infof("task (%s) percentage done: %d%%", name, progress)
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if progress == 100 {
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if r.Status == history.StatusSeeding {
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//task already success, check seed ratio
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torrent, _ := c.tasks.Load(id)
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ratio, ok := c.isSeedRatioLimitReached(r.IndexerID, torrent)
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if ok {
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log.Infof("torrent file seed ratio reached, remove: %v, current seed ratio: %v", name, ratio)
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torrent.Remove()
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c.tasks.Delete(id)
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c.setHistoryStatus(id, history.StatusSuccess)
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} else {
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log.Infof("torrent file still sedding: %v, current seed ratio: %v", name, ratio)
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}
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return true
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} else if r.Status == history.StatusRunning {
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log.Infof("task is done: %v", name)
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c.sendMsg(fmt.Sprintf(message.DownloadComplete, name))
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go c.postTaskProcessing(id)
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}
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}
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return true
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})
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return nil
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}
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/*
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episode 状态有3种：missing、downloading、downloaded
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history状态有5种：running, success, fail, uploading, seeding
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没有下载的剧集状态都是missing，已下载完成的都是downloaded，正在下载的是downloading
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对应的history状态，下载任务创建成功，正常跑着是running，出了问题失败了，就是fail，下载完成的任务会先进入uploading状态进一步处理，
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uploading状态下会传输到对应的存储里面，uploading成功如果需要做种会进入seeding状态，如果不做种进入success状态，失败了会进入fail状态
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seeding状态中，会定时检查做种状态，达到指定分享率，会置为success
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任务创建成功，episode状态会由missing置为downloading，如果任务失败重新置为missing，如果任务成功进入success或seeding，episode状态应置为downloaded
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*/
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func (c *Engine) setHistoryStatus(id int, status history.Status) {
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r := c.db.GetHistory(id)
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episodeIds := c.GetEpisodeIds(r)
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switch status {
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case history.StatusRunning:
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c.db.SetHistoryStatus(id, history.StatusRunning)
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c.setEpsideoStatus(episodeIds, episode.StatusDownloading)
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case history.StatusSuccess:
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c.db.SetHistoryStatus(id, history.StatusSuccess)
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c.setEpsideoStatus(episodeIds, episode.StatusDownloaded)
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case history.StatusUploading:
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c.db.SetHistoryStatus(id, history.StatusUploading)
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case history.StatusSeeding:
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c.db.SetHistoryStatus(id, history.StatusSeeding)
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c.setEpsideoStatus(episodeIds, episode.StatusDownloaded)
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case history.StatusFail:
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c.db.SetHistoryStatus(id, history.StatusFail)
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c.setEpsideoStatus(episodeIds, episode.StatusMissing)
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default:
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panic(fmt.Sprintf("unkown status %v", status))
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}
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}
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func (c *Engine) setEpsideoStatus(episodeIds []int, status episode.Status) error {
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for _, id := range episodeIds {
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ep, err := c.db.GetEpisodeByID(id)
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if err != nil {
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return err
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}
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if ep.Status == episode.StatusDownloaded {
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//已经下载完成的任务，不再重新设置状态
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continue
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}
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if err := c.db.SetEpisodeStatus(id, status); err != nil {
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return err
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}
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}
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return nil
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}
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func (c *Engine) postTaskProcessing(id int) {
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if err := c.findEpisodeFilesPreMoving(id); err != nil {
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log.Errorf("finding all episode file error: %v", err)
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} else {
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if err := c.writePlexmatch(id); err != nil {
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log.Errorf("write plexmatch file error: %v", err)
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}
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if err := c.writeNfoFile(id); err != nil {
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log.Errorf("write nfo file error: %v", err)
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}
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}
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if err := c.moveCompletedTask(id); err != nil {
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log.Infof("post tasks for id %v fail: %v", id, err)
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}
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}
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func getSeasonNum(h *ent.History) int {
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if h.SeasonNum != 0 {
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return h.SeasonNum
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}
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seasonNum, err := utils.SeasonId(h.TargetDir)
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if err != nil {
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log.Errorf("no season id: %v", h.TargetDir)
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seasonNum = -1
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}
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return seasonNum
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}
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func (c *Engine) GetEpisodeIds(r *ent.History) []int {
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series, err := c.db.GetMediaDetails(r.MediaID)
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if err != nil {
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log.Errorf("get media details error: %v", err)
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return []int{}
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}
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if series.MediaType == media.MediaTypeMovie { //movie
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ep, _ := c.db.GetMovieDummyEpisode(series.ID)
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return []int{ep.ID}
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} else { //tv
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var episodeIds []int
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seasonNum := getSeasonNum(r)
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if len(r.EpisodeNums) > 0 {
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for _, epNum := range r.EpisodeNums {
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for _, ep := range series.Episodes {
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if ep.SeasonNumber == seasonNum && ep.EpisodeNumber == epNum {
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episodeIds = append(episodeIds, ep.ID)
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}
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}
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}
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} else {
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for _, ep := range series.Episodes {
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if ep.SeasonNumber == seasonNum {
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episodeIds = append(episodeIds, ep.ID)
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}
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}
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}
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return episodeIds
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}
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}
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func (c *Engine) moveCompletedTask(id int) (err1 error) {
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torrent, _ := c.tasks.Load(id)
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r := c.db.GetHistory(id)
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// if r.Status == history.StatusUploading {
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// log.Infof("task %d is already uploading, skip", id)
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// return nil
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// }
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c.setHistoryStatus(r.ID, history.StatusUploading)
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downloadclient, err := c.db.GetDownloadClient(r.DownloadClientID)
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if err != nil {
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log.Errorf("get task download client error: %v, use default one", err)
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downloadclient = &ent.DownloadClients{RemoveCompletedDownloads: true, RemoveFailedDownloads: true}
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}
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torrentName, err := torrent.Name()
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if err != nil {
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return err
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}
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defer func() {
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if err1 != nil {
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c.setHistoryStatus(r.ID, history.StatusFail)
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c.sendMsg(fmt.Sprintf(message.ProcessingFailed, err1))
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if downloadclient.RemoveFailedDownloads {
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log.Debugf("task failed, remove failed torrent and files related")
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c.tasks.Delete(r.ID)
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torrent.Remove()
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}
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}
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}()
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series, err := c.db.GetMediaDetails(r.MediaID)
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if err != nil {
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return err
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}
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st := c.db.GetStorage(series.StorageID)
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log.Infof("move task files to target dir: %v", r.TargetDir)
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stImpl, err := c.GetStorage(st.ID, series.MediaType)
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if err != nil {
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return err
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}
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//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/
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if err := stImpl.Copy(filepath.Join(c.db.GetDownloadDir(), torrentName), r.TargetDir, torrent.WalkFunc()); err != nil {
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return errors.Wrap(err, "move file")
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}
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torrent.UploadProgresser = stImpl.UploadProgress
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c.sendMsg(fmt.Sprintf(message.ProcessingComplete, torrentName))
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//判断是否需要删除本地文件, TODO prowlarr has no indexer id
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r1, ok := c.isSeedRatioLimitReached(r.IndexerID, torrent)
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if downloadclient.RemoveCompletedDownloads && ok {
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log.Debugf("download complete,remove torrent and files related, torrent: %v, seed ratio: %v", torrentName, r1)
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c.setHistoryStatus(r.ID, history.StatusSuccess)
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c.tasks.Delete(r.ID)
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torrent.Remove()
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} else {
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log.Infof("task complete but still needs seeding: %v", torrentName)
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c.setHistoryStatus(r.ID, history.StatusSeeding)
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}
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log.Infof("move downloaded files to target dir success, file: %v, target dir: %v", torrentName, r.TargetDir)
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return nil
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}
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func (c *Engine) CheckDownloadedSeriesFiles(m *ent.Media) error {
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if m.MediaType != media.MediaTypeTv {
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return nil
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}
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log.Infof("check files in directory: %s", m.TargetDir)
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var storageImpl, err = c.GetStorage(m.StorageID, media.MediaTypeTv)
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if err != nil {
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return err
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}
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files, err := storageImpl.ReadDir(m.TargetDir)
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if err != nil {
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return errors.Wrapf(err, "read dir %s", m.TargetDir)
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}
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for _, in := range files {
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if !in.IsDir() { //season dir, ignore file
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continue
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}
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dir := filepath.Join(m.TargetDir, in.Name())
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epFiles, err := storageImpl.ReadDir(dir)
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if err != nil {
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log.Errorf("read dir %s error: %v", dir, err)
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continue
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}
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for _, ep := range epFiles {
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log.Infof("found file: %v", ep.Name())
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seNum, epNum, err := utils.FindSeasonEpisodeNum(ep.Name())
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if err != nil {
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log.Errorf("find season episode num error: %v", err)
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continue
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}
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log.Infof("found match, season num %d, episode num %d", seNum, epNum)
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ep, err := c.db.GetEpisode(m.ID, seNum, epNum)
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if err != nil {
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log.Error("update episode: %v", err)
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continue
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}
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err = c.db.SetEpisodeStatus(ep.ID, episode.StatusDownloaded)
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if err != nil {
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log.Error("update episode: %v", err)
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continue
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}
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}
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}
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return nil
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}
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type Task struct {
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//Processing bool
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pkg.Torrent
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UploadProgresser func() float64
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}
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func (c *Engine) DownloadSeriesAllEpisodes(id int) []string {
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tvDetail, err := c.db.GetMediaDetails(id)
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if err != nil {
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log.Errorf("get media details error: %v", err)
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return nil
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}
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m := make(map[int][]*ent.Episode)
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for _, ep := range tvDetail.Episodes {
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m[ep.SeasonNumber] = append(m[ep.SeasonNumber], ep)
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}
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var allNames []string
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for seasonNum, epsides := range m {
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if seasonNum == 0 {
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continue
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}
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wantedSeasonPack := true
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seasonEpisodesWanted := make(map[int][]int, 0)
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for _, ep := range epsides {
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if !ep.Monitored {
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wantedSeasonPack = false
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continue
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}
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if ep.Status != episode.StatusMissing {
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wantedSeasonPack = false
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continue
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}
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if ep.AirDate != "" {
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t, err := time.Parse("2006-01-02", ep.AirDate)
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if err != nil {
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continue
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}
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/*
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-------- now ------ t -----
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t - 1day < now 要检测的剧集
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提前一天开始检测
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*/
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if time.Now().Before(t.Add(-24 * time.Hour)) { //not aired
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wantedSeasonPack = false
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continue
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}
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}
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seasonEpisodesWanted[ep.SeasonNumber] = append(seasonEpisodesWanted[ep.SeasonNumber], ep.EpisodeNumber)
|
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}
|
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if wantedSeasonPack {
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names, err := c.SearchAndDownload(id, seasonNum)
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if err == nil {
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allNames = append(allNames, names...)
|
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log.Infof("begin download torrent resource: %v", names)
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} else {
|
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log.Warnf("finding season pack error: %v", err)
|
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wantedSeasonPack = false
|
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}
|
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}
|
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if !wantedSeasonPack {
|
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|
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for se, eps := range seasonEpisodesWanted {
|
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names, err := c.SearchAndDownload(id, se, eps...)
|
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if err != nil {
|
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log.Warnf("finding resoruces of season %d episode %v error: %v", se, eps, err)
|
||
continue
|
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} else {
|
||
allNames = append(allNames, names...)
|
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log.Infof("begin download torrent resource: %v", names)
|
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}
|
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}
|
||
|
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}
|
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|
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}
|
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return allNames
|
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}
|
||
|
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func (c *Engine) downloadAllTvSeries() {
|
||
log.Infof("begin check all tv series resources")
|
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allSeries := c.db.GetMediaWatchlist(media.MediaTypeTv)
|
||
for _, series := range allSeries {
|
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c.DownloadSeriesAllEpisodes(series.ID)
|
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}
|
||
}
|
||
|
||
func (c *Engine) downloadAllMovies() {
|
||
log.Infof("begin check all movie resources")
|
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allSeries := c.db.GetMediaWatchlist(media.MediaTypeMovie)
|
||
|
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for _, series := range allSeries {
|
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if _, err := c.DownloadMovieByID(series.ID); err != nil {
|
||
log.Errorf("download movie error: %v", err)
|
||
}
|
||
}
|
||
}
|
||
|
||
func (c *Engine) DownloadMovieByID(id int) (string, error) {
|
||
detail, err := c.db.GetMediaDetails(id)
|
||
if err != nil {
|
||
return "", errors.Wrap(err, "get media details")
|
||
}
|
||
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
|
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}
|
||
|
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if name, err := c.downloadMovieSingleEpisode(detail.Media, ep); err != nil {
|
||
return "", errors.Wrap(err, "download movie")
|
||
} else {
|
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return name, nil
|
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}
|
||
}
|
||
|
||
func (c *Engine) downloadMovieSingleEpisode(m *ent.Media, ep *ent.Episode) (string, error) {
|
||
|
||
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,
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||
FilterQiangban: !allowQiangban,
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})
|
||
if err != nil {
|
||
return "", errors.Wrap(err, "search movie")
|
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}
|
||
r1 := res[0]
|
||
log.Infof("begin download torrent resource: %v", r1.Name)
|
||
|
||
s, err := c.downloadTorrent(m, r1, 0)
|
||
if err != nil {
|
||
return "", err
|
||
}
|
||
return *s, nil
|
||
}
|
||
|
||
func (c *Engine) 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 *Engine) 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 *Engine) 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)
|
||
}
|