yggdrasil-network/yggdrasil-go
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TUN/TAP now uses config, log, etc from adapter.go

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This commit is contained in:
Neil Alexander 2019-04-01 20:10:14 +01:00
parent 58f5cc88d0
commit 350b51cabb
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GPG key ID: A02A2019A2BB0944
7 changed files with 65 additions and 65 deletions
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24
src/tuntap/tun_bsd.go
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@ -109,14 +109,14 @@ func (tun *TunAdapter) setupAddress(addr string) error {
// Create system socket
if sfd, err = unix.Socket(unix.AF_INET, unix.SOCK_DGRAM, 0); err != nil {
tun.log.Printf("Create AF_INET socket failed: %v.", err)
tun.Log.Printf("Create AF_INET socket failed: %v.", err)
return err
}
// Friendly output
tun.log.Infof("Interface name: %s", tun.iface.Name())
tun.log.Infof("Interface IPv6: %s", addr)
tun.log.Infof("Interface MTU: %d", tun.mtu)
tun.Log.Infof("Interface name: %s", tun.iface.Name())
tun.Log.Infof("Interface IPv6: %s", addr)
tun.Log.Infof("Interface MTU: %d", tun.mtu)
// Create the MTU request
var ir in6_ifreq_mtu
@ -126,15 +126,15 @@ func (tun *TunAdapter) setupAddress(addr string) error {
// Set the MTU
if _, _, errno := unix.Syscall(unix.SYS_IOCTL, uintptr(sfd), uintptr(syscall.SIOCSIFMTU), uintptr(unsafe.Pointer(&ir))); errno != 0 {
err = errno
tun.log.Errorf("Error in SIOCSIFMTU: %v", errno)
tun.Log.Errorf("Error in SIOCSIFMTU: %v", errno)
// Fall back to ifconfig to set the MTU
cmd := exec.Command("ifconfig", tun.iface.Name(), "mtu", string(tun.mtu))
tun.log.Warnf("Using ifconfig as fallback: %v", strings.Join(cmd.Args, " "))
tun.Log.Warnf("Using ifconfig as fallback: %v", strings.Join(cmd.Args, " "))
output, err := cmd.CombinedOutput()
if err != nil {
tun.log.Errorf("SIOCSIFMTU fallback failed: %v.", err)
tun.log.Traceln(string(output))
tun.Log.Errorf("SIOCSIFMTU fallback failed: %v.", err)
tun.Log.Traceln(string(output))
}
}
@ -155,15 +155,15 @@ func (tun *TunAdapter) setupAddress(addr string) error {
// Set the interface address
if _, _, errno := unix.Syscall(unix.SYS_IOCTL, uintptr(sfd), uintptr(SIOCSIFADDR_IN6), uintptr(unsafe.Pointer(&ar))); errno != 0 {
err = errno
tun.log.Errorf("Error in SIOCSIFADDR_IN6: %v", errno)
tun.Log.Errorf("Error in SIOCSIFADDR_IN6: %v", errno)
// Fall back to ifconfig to set the address
cmd := exec.Command("ifconfig", tun.iface.Name(), "inet6", addr)
tun.log.Warnf("Using ifconfig as fallback: %v", strings.Join(cmd.Args, " "))
tun.Log.Warnf("Using ifconfig as fallback: %v", strings.Join(cmd.Args, " "))
output, err := cmd.CombinedOutput()
if err != nil {
tun.log.Errorf("SIOCSIFADDR_IN6 fallback failed: %v.", err)
tun.log.Traceln(string(output))
tun.Log.Errorf("SIOCSIFADDR_IN6 fallback failed: %v.", err)
tun.Log.Traceln(string(output))
}
}