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ipn/ipnlocal: don't program system DNS when node key is expired (#13370)

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This mimics having Tailscale in the 'Stopped' state by programming an
empty DNS configuration when the current node key is expired.

Updates tailscale/support-escalations#55


Change-Id: I68ff4665761fb621ed57ebf879263c2f4b911610

Signed-off-by: Andrew Dunham <andrew@du.nham.ca>
This commit is contained in:
Andrew Dunham
2024-09-09 15:15:29 -04:00
committed by GitHub
parent 0a2e5afb26
commit 0970615b1b
3 changed files with 37 additions and 4 deletions
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2
ipn/ipnlocal/local_test.go
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@@ -1283,7 +1283,7 @@ func TestDNSConfigForNetmapForExitNodeConfigs(t *testing.T) {
}
prefs := &ipn.Prefs{ExitNodeID: tc.exitNode, CorpDNS: true}
got := dnsConfigForNetmap(nm, peersMap(tc.peers), prefs.View(), t.Logf, "")
got := dnsConfigForNetmap(nm, peersMap(tc.peers), prefs.View(), false, t.Logf, "")
if !resolversEqual(t, got.DefaultResolvers, tc.wantDefaultResolvers) {
t.Errorf("DefaultResolvers: got %#v, want %#v", got.DefaultResolvers, tc.wantDefaultResolvers)
}