func configSet(c *manager.Client, args []string, noop parsedFlags) error {
var reader io.Reader
if args[0] == "-" {
reader = bufio.NewReader(os.Stdin)
} else {
f, err := os.Open(args[0])
if err != nil {
return errored.Errorf("failed to open config file. Error: %v", err)
}
defer func() { f.Close() }()
reader = bufio.NewReader(f)
}
config, err := (&manager.Config{}).MergeFromReader(reader)
if err != nil {
return err
}
return c.PostConfig(config)
}
