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backend: add leader epoch to partition api response #1484

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Oct 28, 2024
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backend: add leader epoch to partition api response #1484

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8 changes: 8 additions & 0 deletions backend/pkg/console/topic_partitions.go
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Original file line number Diff line number Diff line change
Expand Up @@ -68,6 +68,12 @@ type TopicPartitionMetadata struct {

// Leader is the broker leader for this partition. This will be -1 on leader / listener error.
Leader int32 `json:"leader"`

// LeaderEpoch, proposed in KIP-320 and introduced in Kafka 2.1.0 is the
// epoch of the broker leader.
//
// This field has a default of -1.
LeaderEpoch int32 `json:"leaderEpoch"`
}

// TopicPartitionMarks contains information about the offsets for a partition.
Expand Down Expand Up @@ -178,6 +184,7 @@ func (s *Service) GetTopicDetails(ctx context.Context, topicNames []string) ([]T
OfflineReplicas: partition.OfflineReplicas,
InSyncReplicas: partition.InSyncReplicas,
Leader: partition.Leader,
LeaderEpoch: partition.LeaderEpoch,
},
TopicPartitionMarks: &TopicPartitionMarks{
PartitionID: partitionMarks.PartitionID,
Expand Down Expand Up @@ -247,6 +254,7 @@ func (s *Service) getTopicPartitionMetadata(ctx context.Context, topicNames []st
metadata.InSyncReplicas = partition.ISR
metadata.Replicas = partition.Replicas
metadata.Leader = partition.Leader
metadata.LeaderEpoch = partition.LeaderEpoch
metadata.OfflineReplicas = partition.OfflineReplicas
partitionInfo[i] = TopicPartitionDetails{
&metadata,
Expand Down
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