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all: dns refactor, add Proxied and PerDomain flags from control (#615)

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Signed-off-by: Dmytro Shynkevych <dmytro@tailscale.com>
This commit is contained in:
Dmytro Shynkevych
2020-07-31 16:27:09 -04:00
committed by GitHub
parent 43b271cb26
commit 28e52a0492
31 changed files with 689 additions and 422 deletions
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35
wgengine/router/ifconfig_windows.go
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@@ -21,7 +21,6 @@ import (
"github.com/tailscale/wireguard-go/device"
"github.com/tailscale/wireguard-go/tun"
"golang.org/x/sys/windows"
"golang.org/x/sys/windows/registry"
"tailscale.com/wgengine/winnet"
)
@@ -157,28 +156,6 @@ func monitorDefaultRoutes(device *device.Device, autoMTU bool, tun *tun.NativeTu
return cb, nil
}
func setDNSDomains(g windows.GUID, dnsDomains []string) {
gs := g.String()
log.Printf("setDNSDomains(%v) guid=%v\n", dnsDomains, gs)
p := `SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\Interfaces\` + gs
key, err := registry.OpenKey(registry.LOCAL_MACHINE, p, registry.READ|registry.SET_VALUE)
if err != nil {
log.Printf("setDNSDomains(%v): open: %v\n", p, err)
return
}
defer key.Close()
// Windows only supports a single per-interface DNS domain.
dom := ""
if len(dnsDomains) > 0 {
dom = dnsDomains[0]
}
err = key.SetStringValue("Domain", dom)
if err != nil {
log.Printf("setDNSDomains(%v): SetStringValue: %v\n", p, err)
}
}
func setFirewall(ifcGUID *windows.GUID) (bool, error) {
c := ole.Connection{}
err := c.Initialize()
@@ -262,8 +239,6 @@ func configureInterface(cfg *Config, tun *tun.NativeTun) error {
}
}()
setDNSDomains(guid, cfg.Domains)
routes := []winipcfg.RouteData{}
var firstGateway4 *net.IP
var firstGateway6 *net.IP
@@ -358,16 +333,6 @@ func configureInterface(cfg *Config, tun *tun.NativeTun) error {
errAcc = err
}
var dnsIPs []net.IP
for _, ip := range cfg.Nameservers {
dnsIPs = append(dnsIPs, ip.IPAddr().IP)
}
err = iface.SetDNS(dnsIPs)
if err != nil && errAcc == nil {
log.Printf("setdns: %v\n", err)
errAcc = err
}
ipif, err := iface.GetIpInterface(winipcfg.AF_INET)
if err != nil {
log.Printf("getipif: %v\n", err)