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tailscale/net/dns/manager_freebsd.go

31 lines
653 B
Go

// Copyright (c) 2020 Tailscale Inc & AUTHORS All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package dns
import (
"fmt"
"io/ioutil"
"os"
"tailscale.com/types/logger"
)
func NewOSConfigurator(logf logger.Logf, _ string) (OSConfigurator, error) {
bs, err := ioutil.ReadFile("/etc/resolv.conf")
if os.IsNotExist(err) {
return newDirectManager(), nil
}
if err != nil {
return nil, fmt.Errorf("reading /etc/resolv.conf: %w", err)
}
switch resolvOwner(bs) {
case "resolvconf":
return newResolvconfManager(logf)
default:
return newDirectManager(), nil
}
}