// Run starts the engine.
func (e *LoginCurrentDevice) Run(ctx *Context) error {
// already logged in?
in, err := e.G().LoginState().LoggedInProvisionedLoad()
if err == nil && in {
if len(e.username) == 0 || e.G().Env.GetUsername() == libkb.NewNormalizedUsername(e.username) {
return nil
}
}
var config *libkb.UserConfig
if len(e.username) == 0 {
config, err = e.G().Env.GetConfig().GetUserConfig()
} else {
nu := libkb.NewNormalizedUsername(e.username)
config, err = e.G().Env.GetConfig().GetUserConfigForUsername(nu)
}
if err != nil {
e.G().Log.Debug("error getting user config: %s (%T)", err, err)
return errNoConfig
}
if config == nil {
e.G().Log.Debug("user config is nil")
return errNoConfig
}
if config.GetDeviceID().IsNil() {
e.G().Log.Debug("no device in user config")
return errNoDevice
}
// at this point, there is a user config either for the current user or for e.username
// and it has a device id, so this should be a provisioned device. Thus, they should
// just login normally.
var afterLogin = func(lctx libkb.LoginContext) error {
if err := lctx.LocalSession().SetDeviceProvisioned(e.G().Env.GetDeviceID()); err != nil {
// not a fatal error, session will stay in memory
e.G().Log.Warning("error saving session file: %s", err)
}
return nil
}
return e.G().LoginState().LoginWithPrompt(e.username, ctx.LoginUI, ctx.SecretUI, afterLogin)
}
func (e *loginProvisionedDevice) Run(ctx *Context) error {
// already logged in?
in, err := e.G().LoginState().LoggedInProvisionedLoad()
if err == nil && in {
if len(e.username) == 0 || e.G().Env.GetUsername() == libkb.NewNormalizedUsername(e.username) {
// already logged in, make sure to unlock device keys
return e.unlockDeviceKeys(ctx, nil)
}
}
var config *libkb.UserConfig
loadUserArg := libkb.LoadUserArg{
PublicKeyOptional: true,
ForceReload: true,
}
if len(e.username) == 0 {
e.G().Log.Debug("| using current username")
config, err = e.G().Env.GetConfig().GetUserConfig()
loadUserArg.Self = true
} else {
e.G().Log.Debug("| using new username %s", e.username)
nu := libkb.NewNormalizedUsername(e.username)
config, err = e.G().Env.GetConfig().GetUserConfigForUsername(nu)
loadUserArg.Name = e.username
}
if err != nil {
e.G().Log.Debug("error getting user config: %s (%T)", err, err)
return errNoConfig
}
if config == nil {
e.G().Log.Debug("user config is nil")
return errNoConfig
}
deviceID := config.GetDeviceID()
if deviceID.IsNil() {
e.G().Log.Debug("no device in user config")
return errNoDevice
}
// Make sure the device ID is still valid.
me, err := libkb.LoadUser(loadUserArg)
if err != nil {
e.G().Log.Debug("error loading user profile: %#v", err)
return err
}
if !me.HasDeviceInCurrentInstall(deviceID) {
e.G().Log.Debug("current device is not valid")
return errNoDevice
}
// set e.username so that LoginUI never needs to ask for it
e.username = me.GetName()
// at this point, there is a user config either for the current user or for e.username
// and it has a device id, so this should be a provisioned device. Thus, they should
// just login normally.
var afterLogin = func(lctx libkb.LoginContext) error {
if err := lctx.LocalSession().SetDeviceProvisioned(e.G().Env.GetDeviceID()); err != nil {
// not a fatal error, session will stay in memory
e.G().Log.Warning("error saving session file: %s", err)
}
return nil
}
if err := e.G().LoginState().LoginWithPrompt(e.username, ctx.LoginUI, ctx.SecretUI, afterLogin); err != nil {
return err
}
// login was successful, unlock the device keys
return e.unlockDeviceKeys(ctx, me)
}
