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WireGuard kernelTun: Check Capabilities instead of checking UID (#3871)

Browse source 
https://github.com/XTLS/Xray-core/pull/3871#issuecomment-2412820323

---------

Co-authored-by: RPRX <63339210+RPRX@users.noreply.github.com>
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チセ 2024-10-15 11:30:29 +08:00 • committed by GitHub
parent 6a70ae6408
commit 19f3f709b2
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3 changed files with 27 additions and 11 deletions
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19
infra/conf/wireguard.go
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@ -4,6 +4,7 @@ import (
"context"
"encoding/base64"
"encoding/hex"
"fmt"
"strings"
"github.com/xtls/xray-core/common/errors"
@ -52,6 +53,7 @@ func (c *WireGuardPeerConfig) Build() (proto.Message, error) {
type WireGuardConfig struct {
IsClient bool `json:""`
KernelTun *bool `json:"kernelTun"`
KernelMode *bool `json:"kernelMode"`
SecretKey string `json:"secretKey"`
Address []string `json:"address"`
@ -119,15 +121,24 @@ func (c *WireGuardConfig) Build() (proto.Message, error) {
}
config.IsClient = c.IsClient
kernelTunSupported, err := wireguard.KernelTunSupported()
if err != nil {
errors.LogWarning(context.Background(), fmt.Sprintf("Failed to check kernel TUN support: %v. This may indicate that your OS doesn't support kernel TUN or you lack the necessary permissions. Please ensure you have the required privileges.", err))
config.KernelMode = false
return config, nil
}
if c.KernelMode == nil {
c.KernelMode = c.KernelTun
}
if c.KernelMode != nil {
config.KernelMode = *c.KernelMode
if config.KernelMode && !wireguard.KernelTunSupported() {
errors.LogWarning(context.Background(), "kernel mode is not supported on your OS or permission is insufficient")
if config.KernelMode && !kernelTunSupported {
errors.LogWarning(context.Background(), "kernel TUN is not supported on your OS or permission is insufficient")
}
} else {
config.KernelMode = wireguard.KernelTunSupported()
config.KernelMode = kernelTunSupported
if config.KernelMode {
errors.LogDebug(context.Background(), "kernel mode is enabled as it's supported and permission is sufficient")
errors.LogDebug(context.Background(), "kernel TUN is enabled as it's supported and permission is sufficient")
}
}