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fix(models): Use the partition leader from partition info #1388

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merged 4 commits into from
Mar 12, 2023
Merged

fix(models): Use the partition leader from partition info #1388

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72afeb5
use the partition leader from partition info
justinmchase Feb 24, 2023
a956d5c
use the leader found in the replicas if you can
justinmchase Feb 24, 2023
893a1ae
null check the leader
justinmchase Feb 24, 2023
962e0e2
cleap
tchiotludo Mar 12, 2023
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28 changes: 19 additions & 9 deletions src/main/java/org/akhq/models/Partition.java
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Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@
@Getter
@NoArgsConstructor
public class Partition {
private Node.Partition leader;
private int id;
private String topic;
private List<Node.Partition> nodes;
Expand All @@ -27,27 +28,36 @@ public Partition(String topic, TopicPartitionInfo partitionInfo, List<LogDir> lo
this.firstOffset = offsets.getFirstOffset();
this.lastOffset = offsets.getLastOffset();
this.nodes = new ArrayList<>();

for (org.apache.kafka.common.Node replica : partitionInfo.replicas()) {
nodes.add(new Node.Partition(
Node.Partition partition = new Node.Partition(
replica,
partitionInfo.leader().id() == replica.id(),
partitionInfo.isr().stream().anyMatch(node -> node.id() == replica.id())
));
);

this.nodes.add(partition);
if (partition.isLeader()) {
this.leader = partition;
}
}

if (this.leader == null) {
org.apache.kafka.common.Node leader = partitionInfo.leader();
this.leader = new Node.Partition(
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Should I null check the leader here?

leader,
true,
partitionInfo.isr().stream().anyMatch(node -> node.id() == leader.id())
);
}
}

public Node.Partition getLeader() {
return nodes
.stream()
.filter(Node.Partition::isLeader)
.findFirst()
.orElseThrow(() -> new NoSuchElementException("Leader not found"));
return this.leader;
}

public long getLogDirSize() {
return this.getLogDir().stream()
.filter(logDir -> logDir.getBrokerId() == this.getLeader().getId())
.filter(logDir -> this.leader != null && logDir.getBrokerId() == this.leader.getId())
.map(LogDir::getSize)
.reduce(0L, Long::sum);
}
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