Add error log for listener creation failure (#25502)

Add an error entry in the elastic agent log when listener creation fails.
elastic · May 6, 2021 · 5a8fcc3 · 5a8fcc3
1 parent fea0d30
commit 5a8fcc3
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diff --git a/x-pack/elastic-agent/CHANGELOG.next.asciidoc b/x-pack/elastic-agent/CHANGELOG.next.asciidoc
@@ -63,6 +63,7 @@
 - Fixed issue when unversioned home is set and invoked watcher failing with ENOENT {issue}25371[25371]
 - Fixed Elastic Agent: expecting Dict and received *transpiler.Key for '0' {issue}24453[24453]
 - Fix AckBatch to do nothing when no actions passed {pull}25562[25562]
+- Add error log entry when listener creation fails {issue}23483[23482]
 
 ==== New features
 

diff --git a/x-pack/elastic-agent/pkg/agent/control/server/server.go b/x-pack/elastic-agent/pkg/agent/control/server/server.go
@@ -60,6 +60,7 @@ func (s *Server) Start() error {
 
 	lis, err := createListener(s.logger)
 	if err != nil {
+		s.logger.Errorf("unable to create listener: %s", err)
 		return err
 	}
 	s.listener = lis