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aghnet: imp permissions logic

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This commit is contained in:
Eugene Burkov
2023-02-06 16:11:55 +03:00
parent da1b53a3b4
commit 3918789ca7
5 changed files with 41 additions and 6 deletions
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13
internal/home/home.go
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@@ -570,14 +570,21 @@ func startMods() (err error) {
func checkPermissions() {
log.Info("Checking if AdGuard Home has necessary permissions")
if ok, err := aghnet.CanBindPrivilegedPorts(); !ok || err != nil {
log.Fatal("This is the first launch of AdGuard Home. You must run it as Administrator.")
err := aghnet.AcquirePermissions()
if err != nil {
log.Debug("acquiring necessary permissions: %s", err)
var ok bool
if ok, err = aghnet.CanBindPrivilegedPorts(); !ok || err != nil {
log.Fatal("This is the first launch of AdGuard Home. You must run it as Administrator.")
}
}
// We should check if AdGuard Home is able to bind to port 53
err := aghnet.CheckPort("tcp", netip.AddrPortFrom(netutil.IPv4Localhost(), defaultPortDNS))
err = aghnet.CheckPort("tcp", netip.AddrPortFrom(netutil.IPv4Localhost(), defaultPortDNS))
if err != nil {
if errors.Is(err, os.ErrPermission) {
log.Debug("checking permissions via binding: %v", err)
log.Fatal(`Permission check failed.
AdGuard Home is not allowed to bind to privileged ports (for instance, port 53).