x-pack/filebeat/input/websocket: log websocket bad handshake details (#…

…41300) Manual cherrypick. (cherry picked from commit 0c2f9e7)
elastic · Oct 22, 2024 · 54d7fa1 · 54d7fa1
1 parent f8bd07d
commit 54d7fa1
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diff --git a/CHANGELOG.next.asciidoc b/CHANGELOG.next.asciidoc
@@ -98,6 +98,7 @@ https://github.com/elastic/beats/compare/v8.8.1\...main[Check the HEAD diff]
 - [threatintel] MISP splitting fix for empty responses {issue}38739[38739] {pull}38917[38917]
 - Prevent GCP Pub/Sub input blockage by increasing default value of `max_outstanding_messages` {issue}35029[35029] {pull}38985[38985]
 - Updated Websocket input title to align with existing inputs {pull}39006[39006]
+- Log bad handshake details when websocket connection fails {pull}41300[41300]
 
 *Heartbeat*
 

diff --git a/x-pack/filebeat/input/websocket/input.go b/x-pack/filebeat/input/websocket/input.go
@@ -113,6 +113,9 @@ func (i input) run(env v2.Context, src *source, cursor map[string]interface{}, p
 		resp.Body.Close()
 	}
 	if err != nil {
+		if err == websocket.ErrBadHandshake {
+			log.Errorw("websocket connection failed with bad handshake", "status", resp.StatusCode)
+		}
 		metrics.errorsTotal.Inc()
 		log.Errorw("failed to establish websocket connection", "error", err)
 		return err