net/dns: return error from NewOSManager, use it to initialize NM.

Signed-off-by: David Anderson <danderson@tailscale.com>
This commit is contained in:
David Anderson
2021-04-12 15:51:37 -07:00
parent 4d142ebe06
commit 854d5d36a1
16 changed files with 67 additions and 50 deletions

View File

@@ -365,7 +365,11 @@ func tryEngine(logf logger.Logf, linkMon *monitor.Mon, name string) (e wgengine.
dev.Close()
return nil, false, err
}
conf.DNS = dns.NewOSConfigurator(logf, devName)
d, err := dns.NewOSConfigurator(logf, devName)
if err != nil {
return nil, false, err
}
conf.DNS = d
conf.Router = r
if wrapNetstack {
conf.Router = netstack.NewSubnetRouterWrapper(conf.Router)