Fix renaming cloud metadata processor fields (#13808) (#18355)

Clone the underlying metadata to allow renaming sub-fields under cloud that are injected by the cloud metadata processor. (cherry picked from commit 6785901) Co-authored-by: Jameel Al-Aziz <[email protected]>
elastic · May 8, 2020 · 86ba3d1 · 86ba3d1
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commit 86ba3d1
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diff --git a/CHANGELOG.next.asciidoc b/CHANGELOG.next.asciidoc
@@ -34,6 +34,8 @@ https://github.com/elastic/beats/compare/v6.8.0...6.8.1[Check the HEAD diff]
 
 *Affecting all Beats*
 
+- Fix `add_cloud_metadata` to better support modifying sub-fields with other processors. {pull}13808[13808]
+
 *Auditbeat*
 
 *Filebeat*

diff --git a/libbeat/processors/add_cloud_metadata/add_cloud_metadata.go b/libbeat/processors/add_cloud_metadata/add_cloud_metadata.go
@@ -348,7 +348,7 @@ func (p *addCloudMetadata) init() {
 
 func (p *addCloudMetadata) getMeta() common.MapStr {
 	p.initOnce.Do(p.init)
-	return p.metadata
+	return p.metadata.Clone()
 }
 
 func (p *addCloudMetadata) Run(event *beat.Event) (*beat.Event, error) {