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Fix failure to unlock something that is already unlocked

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This commit is contained in:
Tony Blyler 2016-05-14 16:12:24 -04:00
parent a08a102d15
commit ce5685573f
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GPG key ID: 25C9D3A655D1A65C
1 changed files with 11 additions and 28 deletions
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37
queue/queue.go
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@ -165,10 +165,6 @@ func (q *Queue) Close() []error {
}
func (q *Queue) updateTorrentList() error {
// lock for torrentList
q.lock.Lock()
defer q.lock.Unlock()
torrents, err := q.rtClient.GetTorrents(rtorrent.ViewMain)
if err != nil {
return err
@ -206,15 +202,14 @@ func (q *Queue) addTorrentFilePath(path string) error {
}
func (q *Queue) getFinishedTorrents() []rtorrent.Torrent {
// lock for torrentList
q.lock.RLock()
defer q.lock.RUnlock()
torrents := []rtorrent.Torrent{}
for hash, torrentPath := range q.downloadQueue {
torrent, exists := q.torrentList[hash]
if !exists {
q.lock.RUnlock()
err := q.addTorrentFilePath(torrentPath)
q.lock.RLock()
if err != nil {
q.logger.Printf("Unable to add torrent '%s' error '%s'", torrentPath, err)
}
@ -233,7 +228,6 @@ func (q *Queue) getFinishedTorrents() []rtorrent.Torrent {
}
func (q *Queue) downloadTorrents(torrents []rtorrent.Torrent) {
// lock for downloadQueue
q.lock.RLock()
defer q.lock.RUnlock()
@ -338,6 +332,7 @@ func (q *Queue) downloadTorrents(torrents []rtorrent.Torrent) {
q.lock.Lock()
delete(q.downloadQueue, finishedHash)
q.lock.Unlock()
q.lock.RLock()
}
running--
@ -370,30 +365,18 @@ func (q *Queue) Run(stop <-chan bool) {
}
go func() {
lastUpdateTime := time.Time{}
for {
if time.Now().Sub(lastUpdateTime) >= q.config.TorrentListUpdateInterval {
err := q.updateTorrentList()
if err != nil {
if err == nil {
lastUpdateTime = time.Now()
} else {
q.logger.Printf("Failed to update torrent list from rTorrent: '%s'", err)
}
if q.config.TorrentListUpdateInterval == 0 {
time.Sleep(time.Minute)
} else {
time.Sleep(q.config.TorrentListUpdateInterval)
}
}()
go func() {
for {
downloadTorrents := []rtorrent.Torrent{}
for torrentHash := range q.downloadQueue {
torrent, exists := q.torrentList[torrentHash]
if !exists && !torrent.Completed {
continue
}
downloadTorrents = append(downloadTorrents, torrent)
}
downloadTorrents := q.getFinishedTorrents()
if len(downloadTorrents) > 0 {
q.downloadTorrents(downloadTorrents)
}