wgengine/router: take a link monitor

Prep for #1591 which will need to make Linux's router react to changes
that the link monitor observes.

The router package already depended on the monitor package
transitively. Now it's explicit.

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick
2021-07-20 13:28:06 -07:00
committed by Brad Fitzpatrick
parent 24db1a3c9b
commit ed8587f90d
11 changed files with 56 additions and 18 deletions

View File

@@ -13,6 +13,7 @@ import (
"golang.zx2c4.com/wireguard/tun"
"inet.af/netaddr"
"tailscale.com/types/logger"
"tailscale.com/wgengine/monitor"
)
// For now this router only supports the WireGuard userspace implementation.
@@ -21,13 +22,14 @@ import (
type openbsdRouter struct {
logf logger.Logf
linkMon *monitor.Mon
tunname string
local4 netaddr.IPPrefix
local6 netaddr.IPPrefix
routes map[netaddr.IPPrefix]struct{}
}
func newUserspaceRouter(logf logger.Logf, tundev tun.Device) (Router, error) {
func newUserspaceRouter(logf logger.Logf, tundev tun.Device, linkMon *monitor.Mon) (Router, error) {
tunname, err := tundev.Name()
if err != nil {
return nil, err
@@ -35,6 +37,7 @@ func newUserspaceRouter(logf logger.Logf, tundev tun.Device) (Router, error) {
return &openbsdRouter{
logf: logf,
linkMon: linkMon,
tunname: tunname,
}, nil
}