yggdrasil-network/yggdrasil-go
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Add support for flexible logging levels

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This commit is contained in:
Neil Alexander 2019-01-27 13:31:43 +00:00
parent 5b31cbee2a
commit 0838928668
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GPG key ID: A02A2019A2BB0944
18 changed files with 105 additions and 88 deletions
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22
src/yggdrasil/tun_bsd.go
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@ -114,9 +114,9 @@ func (tun *tunAdapter) setupAddress(addr string) error {
}
// Friendly output
tun.core.log.Printf("Interface name: %s", tun.iface.Name())
tun.core.log.Printf("Interface IPv6: %s", addr)
tun.core.log.Printf("Interface MTU: %d", tun.mtu)
tun.core.log.Infof("Interface name: %s", tun.iface.Name())
tun.core.log.Infof("Interface IPv6: %s", addr)
tun.core.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.core.log.Printf("Error in SIOCSIFMTU: %v", errno)
tun.core.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.core.log.Printf("Using ifconfig as fallback: %v", strings.Join(cmd.Args, " "))
tun.core.log.Warnf("Using ifconfig as fallback: %v", strings.Join(cmd.Args, " "))
output, err := cmd.CombinedOutput()
if err != nil {
tun.core.log.Printf("SIOCSIFMTU fallback failed: %v.", err)
tun.core.log.Println(string(output))
tun.core.log.Errorf("SIOCSIFMTU fallback failed: %v.", err)
tun.core.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.core.log.Printf("Error in SIOCSIFADDR_IN6: %v", errno)
tun.core.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.core.log.Printf("Using ifconfig as fallback: %v", strings.Join(cmd.Args, " "))
tun.core.log.Warnf("Using ifconfig as fallback: %v", strings.Join(cmd.Args, " "))
output, err := cmd.CombinedOutput()
if err != nil {
tun.core.log.Printf("SIOCSIFADDR_IN6 fallback failed: %v.", err)
tun.core.log.Println(string(output))
tun.core.log.Errorf("SIOCSIFADDR_IN6 fallback failed: %v.", err)
tun.core.log.Traceln(string(output))
}
}