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[client] Cleanup dns and route states on startup (#2757)

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This commit is contained in:
Viktor Liu
2024-10-24 10:53:46 +02:00
committed by GitHub
parent 44f2ce666e
commit 869537c951
42 changed files with 786 additions and 377 deletions
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28
client/internal/dns/host_unix.go
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@ -4,9 +4,9 @@ package dns
import (
"bufio"
"errors"
"fmt"
"io"
"net/netip"
"os"
"strings"
@ -21,27 +21,8 @@ const (
resolvConfManager
)
var ErrUnknownOsManagerType = errors.New("unknown os manager type")
type osManagerType int
func newOsManagerType(osManager string) (osManagerType, error) {
switch osManager {
case "netbird":
return fileManager, nil
case "file":
return netbirdManager, nil
case "networkManager":
return networkManager, nil
case "systemd":
return systemdManager, nil
case "resolvconf":
return resolvConfManager, nil
default:
return 0, ErrUnknownOsManagerType
}
}
func (t osManagerType) String() string {
switch t {
case netbirdManager:
@ -59,6 +40,11 @@ func (t osManagerType) String() string {
}
}
type restoreHostManager interface {
hostManager
restoreUncleanShutdownDNS(*netip.Addr) error
}
func newHostManager(wgInterface string) (hostManager, error) {
osManager, err := getOSDNSManagerType()
if err != nil {
@ -69,7 +55,7 @@ func newHostManager(wgInterface string) (hostManager, error) {
return newHostManagerFromType(wgInterface, osManager)
}
func newHostManagerFromType(wgInterface string, osManager osManagerType) (hostManager, error) {
func newHostManagerFromType(wgInterface string, osManager osManagerType) (restoreHostManager, error) {
switch osManager {
case networkManager:
return newNetworkManagerDbusConfigurator(wgInterface)