func convertV11V12(cfg *Configuration) {
// Change listen address schema
for i, addr := range cfg.Options.ListenAddress {
if len(addr) > 0 && !strings.HasPrefix(addr, "tcp://") {
cfg.Options.ListenAddress[i] = util.Address("tcp", addr)
}
}
for i, device := range cfg.Devices {
for j, addr := range device.Addresses {
if addr != "dynamic" && addr != "" {
cfg.Devices[i].Addresses[j] = util.Address("tcp", addr)
}
}
}
// Use new discovery server
var newDiscoServers []string
var useDefault bool
for _, addr := range cfg.Options.GlobalAnnServers {
if addr == "udp4://announce.syncthing.net:22026" {
useDefault = true
} else if addr == "udp6://announce-v6.syncthing.net:22026" {
useDefault = true
} else {
newDiscoServers = append(newDiscoServers, addr)
}
}
if useDefault {
newDiscoServers = append(newDiscoServers, "default")
}
cfg.Options.GlobalAnnServers = newDiscoServers
// Use new multicast group
if cfg.Options.LocalAnnMCAddr == "[ff32::5222]:21026" {
cfg.Options.LocalAnnMCAddr = "[ff12::8384]:21027"
}
// Use new local discovery port
if cfg.Options.LocalAnnPort == 21025 {
cfg.Options.LocalAnnPort = 21027
}
// Set MaxConflicts to unlimited
for i := range cfg.Folders {
cfg.Folders[i].MaxConflicts = -1
}
cfg.Version = 12
}
func (s *Service) addresses(includePrivateIPV4 bool) []string {
var addrs []string
// Grab our listen addresses from the config. Unspecified ones are passed
// on verbatim (to be interpreted by a global discovery server or local
// discovery peer). Public addresses are passed on verbatim. Private
// addresses are filtered.
for _, addrStr := range s.cfg.Options().ListenAddress {
addrURL, err := url.Parse(addrStr)
if err != nil {
l.Infoln("Listen address", addrStr, "is invalid:", err)
continue
}
addr, err := net.ResolveTCPAddr(addrURL.Scheme, addrURL.Host)
if err != nil {
l.Infoln("Listen address", addrStr, "is invalid:", err)
continue
}
if addr.IP == nil || addr.IP.IsUnspecified() {
// Address like 0.0.0.0:22000 or [::]:22000 or :22000; include as is.
addrs = append(addrs, util.Address(addrURL.Scheme, addr.String()))
} else if isPublicIPv4(addr.IP) || isPublicIPv6(addr.IP) {
// A public address; include as is.
addrs = append(addrs, util.Address(addrURL.Scheme, addr.String()))
} else if includePrivateIPV4 && addr.IP.To4().IsGlobalUnicast() {
// A private IPv4 address.
addrs = append(addrs, util.Address(addrURL.Scheme, addr.String()))
}
}
// Get an external port mapping from the upnpService, if it has one. If so,
// add it as another unspecified address.
if s.upnpService != nil {
if port := s.upnpService.ExternalPort(); port != 0 {
addrs = append(addrs, fmt.Sprintf("tcp://:%d", port))
}
}
return addrs
}