func (m *Model) ClusterConfig(deviceID protocol.DeviceID, cm protocol.ClusterConfigMessage) {
m.pmut.Lock()
if cm.ClientName == "syncthing" {
m.deviceVer[deviceID] = cm.ClientVersion
} else {
m.deviceVer[deviceID] = cm.ClientName + " " + cm.ClientVersion
}
event := map[string]string{
"id": deviceID.String(),
"clientName": cm.ClientName,
"clientVersion": cm.ClientVersion,
}
if conn, ok := m.rawConn[deviceID].(*tls.Conn); ok {
event["addr"] = conn.RemoteAddr().String()
}
m.pmut.Unlock()
events.Default.Log(events.DeviceConnected, event)
l.Infof(`Device %s client is "%s %s"`, deviceID, cm.ClientName, cm.ClientVersion)
var changed bool
if name := cm.GetOption("name"); name != "" {
l.Infof("Device %s name is %q", deviceID, name)
device, ok := m.cfg.Devices()[deviceID]
if ok && device.Name == "" {
device.Name = name
m.cfg.SetDevice(device)
changed = true
}
}
if m.cfg.Devices()[deviceID].Introducer {
// This device is an introducer. Go through the announced lists of folders
// and devices and add what we are missing.
for _, folder := range cm.Folders {
// If we don't have this folder yet, skip it. Ideally, we'd
// offer up something in the GUI to create the folder, but for the
// moment we only handle folders that we already have.
if _, ok := m.folderDevices[folder.ID]; !ok {
continue
}
nextDevice:
for _, device := range folder.Devices {
var id protocol.DeviceID
copy(id[:], device.ID)
if _, ok := m.cfg.Devices()[id]; !ok {
// The device is currently unknown. Add it to the config.
l.Infof("Adding device %v to config (vouched for by introducer %v)", id, deviceID)
newDeviceCfg := config.DeviceConfiguration{
DeviceID: id,
Compression: m.cfg.Devices()[deviceID].Compression,
Addresses: []string{"dynamic"},
}
// The introducers' introducers are also our introducers.
if device.Flags&protocol.FlagIntroducer != 0 {
l.Infof("Device %v is now also an introducer", id)
newDeviceCfg.Introducer = true
}
m.cfg.SetDevice(newDeviceCfg)
changed = true
}
for _, er := range m.deviceFolders[id] {
if er == folder.ID {
// We already share the folder with this device, so
// nothing to do.
continue nextDevice
}
}
// We don't yet share this folder with this device. Add the device
// to sharing list of the folder.
l.Infof("Adding device %v to share %q (vouched for by introducer %v)", id, folder.ID, deviceID)
m.deviceFolders[id] = append(m.deviceFolders[id], folder.ID)
m.folderDevices[folder.ID] = append(m.folderDevices[folder.ID], id)
folderCfg := m.cfg.Folders()[folder.ID]
folderCfg.Devices = append(folderCfg.Devices, config.FolderDeviceConfiguration{
DeviceID: id,
})
m.cfg.SetFolder(folderCfg)
changed = true
}
}
}
if changed {
m.cfg.Save()
}
}
