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fix: Reimplement
wrtcip lifecycle to only start the TUN device once…
… an IP is available to support Windows TUN drivers
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,46 +1,40 @@ | ||
| package wrtcip | ||
|
|
||
| import ( | ||
| "net" | ||
|
|
||
| "github.com/songgao/water" | ||
| "github.com/vishvananda/netlink" | ||
| ) | ||
|
|
||
| func getPlatformSpecificParams(name string) water.PlatformSpecificParams { | ||
| return water.PlatformSpecificParams{ | ||
| Name: name, | ||
| } | ||
| } | ||
|
|
||
| func setIPAddress(linkName string, ipaddr string, ipv4 bool) error { | ||
| link, err := netlink.LinkByName(linkName) | ||
| func setupTUN(name string, ips []string) (*water.Interface, int, error) { | ||
| tun, err := water.New(water.Config{ | ||
| DeviceType: water.TUN, | ||
| PlatformSpecificParams: water.PlatformSpecificParams{ | ||
| Name: name, | ||
| }, | ||
| }) | ||
| if err != nil { | ||
| return err | ||
| return nil, 0, err | ||
| } | ||
|
|
||
| ip, err := netlink.ParseAddr(ipaddr) | ||
| link, err := netlink.LinkByName(tun.Name()) | ||
| if err != nil { | ||
| return err | ||
| return tun, 0, err | ||
| } | ||
|
|
||
| return netlink.AddrAdd(link, ip) | ||
| } | ||
| for _, rawIP := range ips { | ||
| ip, err := netlink.ParseAddr(rawIP) | ||
| if err != nil { | ||
| return tun, 0, err | ||
| } | ||
|
|
||
| func getMTU(linkName string) (int, error) { | ||
| iface, err := net.InterfaceByName(linkName) | ||
| if err != nil { | ||
| return -1, err | ||
| if err := netlink.AddrAdd(link, ip); err != nil { | ||
| return tun, 0, err | ||
| } | ||
| } | ||
|
|
||
| return iface.MTU, nil | ||
| } | ||
|
|
||
| func setLinkUp(linkName string) error { | ||
| link, err := netlink.LinkByName(linkName) | ||
| if err != nil { | ||
| return err | ||
| if err := netlink.LinkSetUp(link); err != nil { | ||
| return tun, 0, err | ||
| } | ||
|
|
||
| return netlink.LinkSetUp(link) | ||
| return tun, link.Attrs().MTU, nil | ||
| } |
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