Cherry-pick #14857 to 7.x: Fix cluster-wide Kafka client bug #14862
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Cherry-pick of PR #14857 to 7.x branch. Original message:
This PR fixes a bug introduced on #14822.
The cluster-wide client was never re-opened after the first call to
Fetch
method because all the other times theConnect
method to broker was returning before the cluster-wide client initialisation, due tobeats/metricbeat/module/kafka/broker.go
Line 126 in 4f0b4f9
cc: @jsoriano @mtojek