func followAdd(c *cli.Context) error {
if c.NArg() < 2 {
log.Fatal("Please give a group-definition, an ID, and optionally a service-name of the skipchain to follow")
}
cfg, _ := loadConfig(c)
group := getGroup(c)
idBytes, err := hex.DecodeString(c.Args().Get(1))
log.ErrFatal(err)
id := identity.ID(idBytes)
newID, err := identity.NewIdentityFromCothority(group.Roster, id)
log.ErrFatal(err)
if c.NArg() == 3 {
newID.DeviceName = c.Args().Get(2)
} else {
var err error
newID.DeviceName, err = os.Hostname()
log.ErrFatal(err)
log.Info("Using", newID.DeviceName, "as the device-name.")
}
cfg.Follow = append(cfg.Follow, newID)
cfg.writeAuthorizedKeys(c)
// Identity needs to exist, else saving/loading will fail. For
// followers it doesn't matter if the identity will be overwritten,
// as it is not used.
cfg.Identity = newID
return cfg.saveConfig(c)
}
func followDel(c *cli.Context) error {
if c.NArg() != 1 {
log.Fatal("Please give id of skipchain to unfollow")
}
cfg := loadConfigOrFail(c)
idBytes, err := hex.DecodeString(c.Args().First())
log.ErrFatal(err)
idDel := identity.ID(idBytes)
newSlice := cfg.Follow[:0]
for _, id := range cfg.Follow {
if !bytes.Equal(id.ID, idDel) {
newSlice = append(newSlice, id)
}
}
cfg.Follow = newSlice
cfg.writeAuthorizedKeys(c)
return cfg.saveConfig(c)
}
func idConnect(c *cli.Context) error {
log.Info("Connecting")
name, err := os.Hostname()
log.ErrFatal(err)
switch c.NArg() {
case 2:
// We'll get all arguments after
case 3:
name = c.Args().Get(2)
default:
log.Fatal("Please give the following arguments: group.toml id [hostname]", c.NArg())
}
group := getGroup(c)
idBytes, err := hex.DecodeString(c.Args().Get(1))
log.ErrFatal(err)
id := identity.ID(idBytes)
cfg := &ciscConfig{Identity: identity.NewIdentity(group.Roster, 0, name)}
cfg.AttachToIdentity(id)
log.Infof("Public key: %s",
cfg.Proposed.Device[cfg.DeviceName].Point.String())
return cfg.saveConfig(c)
}