mirror of
https://github.com/octoleo/syncthing.git
synced 2024-09-19 05:09:01 +00:00
New port number for new format global discovery
This commit is contained in:
Jakob Borg
parent
864bb8bc34
commit
b7cf8a471f
@ -144,7 +144,7 @@ type NodeConfiguration struct {
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type OptionsConfiguration struct {
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ListenAddress []string `xml:"listenAddress" default:"0.0.0.0:22000"`
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GlobalAnnServer string `xml:"globalAnnounceServer" default:"announce.syncthing.net:22025"`
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GlobalAnnServer string `xml:"globalAnnounceServer" default:"announce.syncthing.net:22026"`
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GlobalAnnEnabled bool `xml:"globalAnnounceEnabled" default:"true"`
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LocalAnnEnabled bool `xml:"localAnnounceEnabled" default:"true"`
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LocalAnnPort int `xml:"localAnnouncePort" default:"21025"`
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@ -362,6 +362,12 @@ func Load(rd io.Reader, myID protocol.NodeID) (Configuration, error) {
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}
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}
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// The global discovery format and port number changed in v0.9. Having the
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// default announce server but old port number is guaranteed to be legacy.
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if cfg.Options.GlobalAnnServer == "announce.syncthing.net:22025" {
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cfg.Options.GlobalAnnServer = "announce.syncthing.net:22026"
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}
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return cfg, err
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}
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@ -53,7 +53,7 @@ func main() {
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var statsIntv int
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var statsFile string
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flag.StringVar(&listen, "listen", ":22025", "Listen address")
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flag.StringVar(&listen, "listen", ":22026", "Listen address")
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flag.BoolVar(&debug, "debug", false, "Enable debug output")
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flag.BoolVar(×tamp, "timestamp", true, "Timestamp the log output")
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flag.IntVar(&statsIntv, "stats-intv", 0, "Statistics output interval (s)")
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@ -103,10 +103,10 @@ func main() {
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magic := binary.BigEndian.Uint32(buf)
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switch magic {
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case discover.AnnouncementMagicV2:
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case discover.AnnouncementMagic:
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handleAnnounceV2(addr, buf)
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case discover.QueryMagicV2:
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case discover.QueryMagic:
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handleQueryV2(conn, addr, buf)
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default:
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@ -146,7 +146,7 @@ func limit(addr *net.UDPAddr) bool {
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}
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func handleAnnounceV2(addr *net.UDPAddr, buf []byte) {
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var pkt discover.AnnounceV2
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var pkt discover.Announce
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err := pkt.UnmarshalXDR(buf)
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if err != nil && err != io.EOF {
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log.Println("AnnounceV2 Unmarshal:", err)
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@ -197,7 +197,7 @@ func handleAnnounceV2(addr *net.UDPAddr, buf []byte) {
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}
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func handleQueryV2(conn *net.UDPConn, addr *net.UDPAddr, buf []byte) {
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var pkt discover.QueryV2
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var pkt discover.Query
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err := pkt.UnmarshalXDR(buf)
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if err != nil {
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log.Println("QueryV2 Unmarshal:", err)
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@ -222,8 +222,8 @@ func handleQueryV2(conn *net.UDPConn, addr *net.UDPAddr, buf []byte) {
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lock.Unlock()
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if ok && len(node.addresses) > 0 {
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ann := discover.AnnounceV2{
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Magic: discover.AnnouncementMagicV2,
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ann := discover.Announce{
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Magic: discover.AnnouncementMagic,
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This: discover.Node{
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ID: pkt.NodeID,
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},
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@ -134,8 +134,8 @@ func (d *Discoverer) announcementPkt() []byte {
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addrs = append(addrs, Address{IP: bs, Port: uint16(addr.Port)})
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}
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}
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var pkt = AnnounceV2{
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Magic: AnnouncementMagicV2,
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var pkt = Announce{
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Magic: AnnouncementMagic,
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This: Node{d.myID[:], addrs},
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}
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return pkt.MarshalXDR()
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@ -144,8 +144,8 @@ func (d *Discoverer) announcementPkt() []byte {
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func (d *Discoverer) sendLocalAnnouncements() {
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var addrs = resolveAddrs(d.listenAddrs)
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var pkt = AnnounceV2{
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Magic: AnnouncementMagicV2,
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var pkt = Announce{
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Magic: AnnouncementMagic,
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This: Node{d.myID[:], addrs},
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}
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@ -191,8 +191,8 @@ func (d *Discoverer) sendExternalAnnouncements() {
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var buf []byte
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if d.extPort != 0 {
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var pkt = AnnounceV2{
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Magic: AnnouncementMagicV2,
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var pkt = Announce{
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Magic: AnnouncementMagic,
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This: Node{d.myID[:], []Address{{Port: d.extPort}}},
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}
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buf = pkt.MarshalXDR()
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@ -244,7 +244,7 @@ func (d *Discoverer) recvAnnouncements() {
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l.Debugf("discover: read announcement:\n%s", hex.Dump(buf))
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}
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var pkt AnnounceV2
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var pkt Announce
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err := pkt.UnmarshalXDR(buf)
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if err != nil && err != io.EOF {
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continue
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@ -331,7 +331,7 @@ func (d *Discoverer) externalLookup(node protocol.NodeID) []string {
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return nil
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}
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buf := QueryV2{QueryMagicV2, node[:]}.MarshalXDR()
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buf := Query{QueryMagic, node[:]}.MarshalXDR()
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_, err = conn.Write(buf)
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if err != nil {
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if debug {
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@ -357,7 +357,7 @@ func (d *Discoverer) externalLookup(node protocol.NodeID) []string {
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l.Debugf("discover: read external:\n%s", hex.Dump(buf[:n]))
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}
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var pkt AnnounceV2
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var pkt Announce
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err = pkt.UnmarshalXDR(buf[:n])
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if err != nil && err != io.EOF {
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if debug {
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@ -5,16 +5,16 @@
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package discover
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const (
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AnnouncementMagicV2 = 0x029E4C77
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QueryMagicV2 = 0x23D63A9A
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AnnouncementMagic = 0x9D79BC39
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QueryMagic = 0x2CA856F5
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)
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type QueryV2 struct {
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type Query struct {
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Magic uint32
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NodeID []byte // max:32
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}
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type AnnounceV2 struct {
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type Announce struct {
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Magic uint32
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This Node
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Extra []Node // max:16
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@ -17,7 +17,7 @@ import (
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/*
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QueryV2 Structure:
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Query Structure:
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0 1 2 3
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0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
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@ -32,30 +32,30 @@ QueryV2 Structure:
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+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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struct QueryV2 {
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struct Query {
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unsigned int Magic;
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opaque NodeID<32>;
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}
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*/
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func (o QueryV2) EncodeXDR(w io.Writer) (int, error) {
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func (o Query) EncodeXDR(w io.Writer) (int, error) {
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var xw = xdr.NewWriter(w)
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return o.encodeXDR(xw)
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}
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func (o QueryV2) MarshalXDR() []byte {
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func (o Query) MarshalXDR() []byte {
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return o.AppendXDR(make([]byte, 0, 128))
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}
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func (o QueryV2) AppendXDR(bs []byte) []byte {
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func (o Query) AppendXDR(bs []byte) []byte {
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var aw = xdr.AppendWriter(bs)
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var xw = xdr.NewWriter(&aw)
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o.encodeXDR(xw)
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return []byte(aw)
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}
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func (o QueryV2) encodeXDR(xw *xdr.Writer) (int, error) {
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func (o Query) encodeXDR(xw *xdr.Writer) (int, error) {
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xw.WriteUint32(o.Magic)
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if len(o.NodeID) > 32 {
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return xw.Tot(), xdr.ErrElementSizeExceeded
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@ -64,18 +64,18 @@ func (o QueryV2) encodeXDR(xw *xdr.Writer) (int, error) {
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return xw.Tot(), xw.Error()
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}
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func (o *QueryV2) DecodeXDR(r io.Reader) error {
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func (o *Query) DecodeXDR(r io.Reader) error {
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xr := xdr.NewReader(r)
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return o.decodeXDR(xr)
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}
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func (o *QueryV2) UnmarshalXDR(bs []byte) error {
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func (o *Query) UnmarshalXDR(bs []byte) error {
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var br = bytes.NewReader(bs)
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var xr = xdr.NewReader(br)
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return o.decodeXDR(xr)
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}
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func (o *QueryV2) decodeXDR(xr *xdr.Reader) error {
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func (o *Query) decodeXDR(xr *xdr.Reader) error {
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o.Magic = xr.ReadUint32()
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o.NodeID = xr.ReadBytesMax(32)
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return xr.Error()
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@ -83,7 +83,7 @@ func (o *QueryV2) decodeXDR(xr *xdr.Reader) error {
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/*
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AnnounceV2 Structure:
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Announce Structure:
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0 1 2 3
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0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
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@ -100,7 +100,7 @@ AnnounceV2 Structure:
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+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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struct AnnounceV2 {
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struct Announce {
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unsigned int Magic;
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Node This;
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Node Extra<16>;
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@ -108,23 +108,23 @@ struct AnnounceV2 {
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*/
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func (o AnnounceV2) EncodeXDR(w io.Writer) (int, error) {
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func (o Announce) EncodeXDR(w io.Writer) (int, error) {
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var xw = xdr.NewWriter(w)
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return o.encodeXDR(xw)
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}
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func (o AnnounceV2) MarshalXDR() []byte {
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func (o Announce) MarshalXDR() []byte {
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return o.AppendXDR(make([]byte, 0, 128))
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}
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func (o AnnounceV2) AppendXDR(bs []byte) []byte {
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func (o Announce) AppendXDR(bs []byte) []byte {
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var aw = xdr.AppendWriter(bs)
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var xw = xdr.NewWriter(&aw)
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o.encodeXDR(xw)
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return []byte(aw)
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}
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func (o AnnounceV2) encodeXDR(xw *xdr.Writer) (int, error) {
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func (o Announce) encodeXDR(xw *xdr.Writer) (int, error) {
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xw.WriteUint32(o.Magic)
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o.This.encodeXDR(xw)
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if len(o.Extra) > 16 {
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@ -137,18 +137,18 @@ func (o AnnounceV2) encodeXDR(xw *xdr.Writer) (int, error) {
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return xw.Tot(), xw.Error()
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}
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func (o *AnnounceV2) DecodeXDR(r io.Reader) error {
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func (o *Announce) DecodeXDR(r io.Reader) error {
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xr := xdr.NewReader(r)
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return o.decodeXDR(xr)
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}
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func (o *AnnounceV2) UnmarshalXDR(bs []byte) error {
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func (o *Announce) UnmarshalXDR(bs []byte) error {
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var br = bytes.NewReader(bs)
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var xr = xdr.NewReader(br)
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return o.decodeXDR(xr)
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}
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func (o *AnnounceV2) decodeXDR(xr *xdr.Reader) error {
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func (o *Announce) decodeXDR(xr *xdr.Reader) error {
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o.Magic = xr.ReadUint32()
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(&o.This).decodeXDR(xr)
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_ExtraSize := int(xr.ReadUint32())
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