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ipn/policy: treat DNS service as interesting so it's not filtered out

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The control plane is currently still eating it.

Updates #1713

Change-Id: I66a0698599d6794ab1302f9585bf29e38553c884
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick 2021-12-03 12:31:16 -08:00 committed by Brad Fitzpatrick
parent de635ac0a8
commit 9f6249b26d
1 changed files with 2 additions and 1 deletions
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3
ipn/policy/policy.go
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@ -14,7 +14,8 @@
// system (a version.OS value) is an interesting enough port to report // system (a version.OS value) is an interesting enough port to report
// to our peer nodes for discovery purposes. // to our peer nodes for discovery purposes.
func IsInterestingService(s tailcfg.Service, os string) bool { func IsInterestingService(s tailcfg.Service, os string) bool {
if s.Proto == "peerapi4" || s.Proto == "peerapi6" { switch s.Proto {
case tailcfg.PeerAPI4, tailcfg.PeerAPI6, tailcfg.PeerAPIDNS:
return true return true
} }
if s.Proto != tailcfg.TCP { if s.Proto != tailcfg.TCP {