Imports github.com/golang/groupcache/lru golang.org/x/net/dns/dnsmessage Imports in module “github.com/qwenode/tailscale” github.com/qwenode/tailscale/envknob github.com/qwenode/tailscale/util/cloudenv github.com/qwenode/tailscale/util/singleflight Standard library imports context crypto/tls encoding/binary errors fmt io log net net/netip runtime sync time