mirror of
https://github.com/octoleo/syncthing.git
synced 2024-11-14 01:04:14 +00:00
142 lines
3.0 KiB
Go
142 lines
3.0 KiB
Go
// Copyright (C) 2014-2015 Jakob Borg and Contributors (see the CONTRIBUTORS file).
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package main
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import (
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"crypto/tls"
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"database/sql"
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"flag"
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"fmt"
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"log"
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"os"
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"runtime"
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"strconv"
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"time"
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"github.com/syncthing/syncthing/lib/protocol"
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"github.com/thejerf/suture"
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)
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const (
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minNegCache = 60 // seconds
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maxNegCache = 3600 // seconds
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maxDeviceAge = 7 * 86400 // one week, in seconds
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)
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var (
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Version string
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BuildStamp string
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BuildUser string
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BuildHost string
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BuildDate time.Time
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LongVersion string
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)
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func init() {
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stamp, _ := strconv.Atoi(BuildStamp)
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BuildDate = time.Unix(int64(stamp), 0)
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date := BuildDate.UTC().Format("2006-01-02 15:04:05 MST")
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LongVersion = fmt.Sprintf(`discosrv %s (%s %s-%s) %s@%s %s`, Version, runtime.Version(), runtime.GOOS, runtime.GOARCH, BuildUser, BuildHost, date)
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}
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var (
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lruSize = 10240
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limitAvg = 5
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limitBurst = 20
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globalStats stats
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statsFile string
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backend = "ql"
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dsn = getEnvDefault("DISCOSRV_DB_DSN", "memory://discosrv")
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certFile = "cert.pem"
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keyFile = "key.pem"
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debug = false
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useHTTP = false
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)
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func main() {
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const (
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cleanIntv = 1 * time.Hour
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statsIntv = 5 * time.Minute
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)
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var listen string
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log.SetOutput(os.Stdout)
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log.SetFlags(0)
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flag.StringVar(&listen, "listen", ":8443", "Listen address")
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flag.IntVar(&lruSize, "limit-cache", lruSize, "Limiter cache entries")
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flag.IntVar(&limitAvg, "limit-avg", limitAvg, "Allowed average package rate, per 10 s")
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flag.IntVar(&limitBurst, "limit-burst", limitBurst, "Allowed burst size, packets")
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flag.StringVar(&statsFile, "stats-file", statsFile, "File to write periodic operation stats to")
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flag.StringVar(&backend, "db-backend", backend, "Database backend to use")
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flag.StringVar(&dsn, "db-dsn", dsn, "Database DSN")
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flag.StringVar(&certFile, "cert", certFile, "Certificate file")
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flag.StringVar(&keyFile, "key", keyFile, "Key file")
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flag.BoolVar(&debug, "debug", debug, "Debug")
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flag.BoolVar(&useHTTP, "http", useHTTP, "Listen on HTTP (behind an HTTPS proxy)")
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flag.Parse()
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log.Println(LongVersion)
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var cert tls.Certificate
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var err error
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if !useHTTP {
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cert, err = tls.LoadX509KeyPair(certFile, keyFile)
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if err != nil {
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log.Fatalln("Failed to load X509 key pair:", err)
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}
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devID := protocol.NewDeviceID(cert.Certificate[0])
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log.Println("Server device ID is", devID)
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}
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db, err := sql.Open(backend, dsn)
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if err != nil {
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log.Fatalln("sql.Open:", err)
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}
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prep, err := setup(backend, db)
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if err != nil {
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log.Fatalln("Setup:", err)
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}
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main := suture.NewSimple("main")
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main.Add(&querysrv{
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addr: listen,
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cert: cert,
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db: db,
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prep: prep,
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})
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main.Add(&cleansrv{
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intv: cleanIntv,
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db: db,
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prep: prep,
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})
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main.Add(&statssrv{
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intv: statsIntv,
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file: statsFile,
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db: db,
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})
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globalStats.Reset()
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main.Serve()
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}
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func getEnvDefault(key, def string) string {
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if val := os.Getenv(key); val != "" {
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return val
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}
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return def
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}
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func next(intv time.Duration) time.Duration {
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t0 := time.Now()
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t1 := t0.Add(intv).Truncate(intv)
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return t1.Sub(t0)
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}
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