snow/wireguard-go
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wintun: log when reboot is suggested by Windows

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Which really shouldn't happen. But it is a useful information for
troubleshooting.

Signed-off-by: Simon Rozman <simon@rozman.si>
This commit is contained in:
Simon Rozman 2020-11-25 12:54:26 +01:00 committed by Jason A. Donenfeld
parent 4cc7a7a455
commit c9fabbd5bf
1 changed files with 5 additions and 1 deletions
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6
tun/tun_windows.go
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@ -8,6 +8,7 @@ package tun
import ( import (
"errors" "errors"
"fmt" "fmt"
"log"
"os" "os"
"sync/atomic" "sync/atomic"
"time" "time"
@ -84,10 +85,13 @@ func CreateTUNWithRequestedGUID(ifname string, requestedGUID *windows.GUID, mtu
return nil, fmt.Errorf("Error deleting already existing interface: %w", err) return nil, fmt.Errorf("Error deleting already existing interface: %w", err)
} }
} }
wt, _, err = WintunPool.CreateAdapter(ifname, requestedGUID) wt, rebootRequired, err := WintunPool.CreateAdapter(ifname, requestedGUID)
if err != nil { if err != nil {
return nil, fmt.Errorf("Error creating interface: %w", err) return nil, fmt.Errorf("Error creating interface: %w", err)
} }
if rebootRequired {
log.Println("Windows indicated a reboot is required.")
}
forcedMTU := 1420 forcedMTU := 1420
if mtu > 0 { if mtu > 0 {