headscale/cli.go

46 lines
949 B
Go

package headscale
import (
"errors"
"log"
"tailscale.com/wgengine/wgcfg"
)
// RegisterMachine is executed from the CLI to register a new Machine using its MachineKey
func (h *Headscale) RegisterMachine(key string, namespace string) (*Machine, error) {
ns, err := h.GetNamespace(namespace)
if err != nil {
return nil, err
}
mKey, err := wgcfg.ParseHexKey(key)
if err != nil {
return nil, err
}
db, err := h.db()
if err != nil {
log.Printf("Cannot open DB: %s", err)
return nil, err
}
defer db.Close()
m := Machine{}
if db.First(&m, "machine_key = ?", mKey.HexString()).RecordNotFound() {
return nil, errors.New("Machine not found")
}
if m.isAlreadyRegistered() {
return nil, errors.New("Machine already registered")
}
ip, err := h.getAvailableIP()
if err != nil {
return nil, err
}
m.IPAddress = ip.String()
m.NamespaceID = ns.ID
m.Registered = true
m.RegisterMethod = "cli"
db.Save(&m)
return &m, nil
}