refactor and to go mod

server/settings/btsets.go

@@ -0,0 +1,93 @@
+package settings
+
+import (
+	"encoding/json"
+
+	"server/log"
+)
+
+type BTSets struct {
+	// Cache
+	CacheSize       int64 // in byte, def 200 mb
+	PreloadBuffer   bool
+	ReaderReadAHead int // in percent, 5%-100%, [...S__X__E...] [S-E] not clean
+
+	// Storage
+	SaveOnDisk  bool   // save on disk?
+	ContentPath string // path to save content
+
+	// Torrent
+	ForceEncrypt             bool
+	RetrackersMode           int  // 0 - don`t add, 1 - add retrackers (def), 2 - remove retrackers 3 - replace retrackers
+	TorrentDisconnectTimeout int  // in seconds
+	EnableDebug              bool // print logs
+
+	// BT Config
+	EnableIPv6         bool
+	DisableTCP         bool
+	DisableUTP         bool
+	DisableUPNP        bool
+	DisableDHT         bool
+	DisableUpload      bool
+	DownloadRateLimit  int // in kb, 0 - inf
+	UploadRateLimit    int // in kb, 0 - inf
+	ConnectionsLimit   int
+	DhtConnectionLimit int // 0 - inf
+	PeersListenPort    int
+	Strategy           int // 0 - RequestStrategyDuplicateRequestTimeout, 1 - RequestStrategyFuzzing, 2 - RequestStrategyFastest
+}
+
+func (v *BTSets) String() string {
+	buf, _ := json.Marshal(v)
+	return string(buf)
+}
+
+var (
+	BTsets *BTSets
+)
+
+func SetBTSets(sets *BTSets) {
+	if ReadOnly {
+		return
+	}
+
+	if sets.ReaderReadAHead < 5 {
+		sets.ReaderReadAHead = 5
+	}
+	if sets.ReaderReadAHead > 100 {
+		sets.ReaderReadAHead = 100
+	}
+	BTsets = sets
+	buf, err := json.Marshal(BTsets)
+	if err != nil {
+		log.TLogln("Error marshal btsets", err)
+		return
+	}
+	tdb.Set("Settings", "BitTorr", buf)
+}
+
+func loadBTSets() {
+	buf := tdb.Get("Settings", "BitTorr")
+	if len(buf) > 0 {
+		err := json.Unmarshal(buf, &BTsets)
+		if err == nil {
+			if BTsets.ReaderReadAHead < 5 {
+				BTsets.ReaderReadAHead = 5
+			}
+			return
+		}
+		log.TLogln("Error unmarshal btsets", err)
+	}
+
+	sets := new(BTSets)
+	sets.EnableDebug = false
+	sets.DisableUTP = true
+	sets.CacheSize = 200 * 1024 * 1024 // 200mb
+	sets.PreloadBuffer = false
+	sets.ConnectionsLimit = 20
+	sets.DhtConnectionLimit = 500
+	sets.RetrackersMode = 1
+	sets.TorrentDisconnectTimeout = 30
+	sets.ReaderReadAHead = 70 // 70% preload
+	BTsets = sets
+}