yggdrasil-network/yggdrasil-go
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Document ICMPv6 and TUN/TAP

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This commit is contained in:
Neil Alexander 2018-06-12 22:45:53 +01:00
parent ad6ea59049
commit 8e2c2aa977
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GPG key ID: A02A2019A2BB0944
10 changed files with 90 additions and 4 deletions
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7
src/yggdrasil/tun_windows.go
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@ -7,6 +7,8 @@ import "fmt"
// This is to catch Windows platforms
// Sane defaults for the Windows platform. The "default" options may be
// may be replaced by the running configuration.
func getDefaults() tunDefaultParameters {
return tunDefaultParameters{
maximumIfMTU: 65535,
@ -16,6 +18,9 @@ func getDefaults() tunDefaultParameters {
}
}
// Configures the TAP adapter with the correct IPv6 address and MTU. On Windows
// we don't make use of a direct operating system API to do this - we instead
// delegate the hard work to "netsh".
func (tun *tunDevice) setup(ifname string, iftapmode bool, addr string, mtu int) error {
if !iftapmode {
tun.core.log.Printf("TUN mode is not supported on this platform, defaulting to TAP")
@ -63,6 +68,7 @@ func (tun *tunDevice) setup(ifname string, iftapmode bool, addr string, mtu int)
return tun.setupAddress(addr)
}
// Sets the MTU of the TAP adapter.
func (tun *tunDevice) setupMTU(mtu int) error {
// Set MTU
cmd := exec.Command("netsh", "interface", "ipv6", "set", "subinterface",
@ -79,6 +85,7 @@ func (tun *tunDevice) setupMTU(mtu int) error {
return nil
}
// Sets the IPv6 address of the TAP adapter.
func (tun *tunDevice) setupAddress(addr string) error {
// Set address
cmd := exec.Command("netsh", "interface", "ipv6", "add", "address",