backport of commit 49f7423 (#16335)

Co-authored-by: cskh <hui.kang@hashicorp.com>
hashicorp · Feb 21, 2023 · e2ec1f9 · e2ec1f9
1 parent 27b02d5
commit e2ec1f9
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/agent/agent.go b/agent/agent.go
@@ -1032,7 +1032,8 @@ func (a *Agent) listenHTTP() ([]apiServer, error) {
 		for _, l := range listeners {
 			var tlscfg *tls.Config
 			_, isTCP := l.(*tcpKeepAliveListener)
-			if isTCP && proto == "https" {
+			isUnix := l.Addr().Network() == "unix"
+			if (isTCP || isUnix) && proto == "https" {
 				tlscfg = a.tlsConfigurator.IncomingHTTPSConfig()
 				l = tls.NewListener(l, tlscfg)
 			}