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nats-io / nats-server / 25418594118
82%

Build:
DEFAULT BRANCH: main
Ran 06 May 2026 06:48AM UTC
Jobs 1
Files 63
Run time 1min
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05 May 2026 08:44AM UTC coverage: 83.018% (+5.4%) from 77.578%
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[FIXED] Consumer's redelivered state replication and cleanup (#8102)

Several paths left consumer state (`rdc`, `state.Redelivered`,
`state.Pending`, ack floor) drifting from the underlying stream: most
visibly on WorkQueue/Interest with `MaxDeliver`, on single-message
removal, and on purge/compact (including replicated followers).

- Move ack floor if `MaxDeliver` exceeded: without this, the ack floor
stalls behind sequences that exceeded `MaxDeliver`.
- Cleanup redelivery on message delete: `rdc`-only entries (no pending)
for a removed message would otherwise leak forever, and persistent state
on followers would diverge from the leader.
- Cleanup redelivery on stream purge: batch removals (like purge)
bypassed the per-message cleanup path, leaving orphan `rdc` /
`state.Redelivered` entries on every replica.
- `checkRedelivered` only removes below stream's first seq: `rdc` must
outlive `asflr` so `needAck` keeps marking messages past `MaxDeliver`
until the message is removed.
- Cleanup pending on stream purge: leader-side `pending` cleanup wasn't
replicated, so followers' `state.Pending` survived the purge and
diverged.
- Reset `o.rdc` on leader stepdown: followers would preserve stale
`o.rdc`, whereas other state was reset on `o.setLeader(false)`.

77212 of 93006 relevant lines covered (83.02%)

508899.9 hits per line

Coverage Regressions

Lines Coverage ∆ File
347
80.8
-1.06% src/github.com/nats-io/nats-server/server/raft.go
346
88.01
0.33% src/github.com/nats-io/nats-server/server/consumer.go
266
86.3
0.8% src/github.com/nats-io/nats-server/server/stream.go
178
78.48
-0.43% src/github.com/nats-io/nats-server/server/filestore.go
45
82.63
-0.18% src/github.com/nats-io/nats-server/server/jetstream_cluster.go
44
81.81
1.35% src/github.com/nats-io/nats-server/server/memstore.go
11
74.93
0.72% src/github.com/nats-io/nats-server/server/jetstream_api.go
10
93.46
3.54% src/github.com/nats-io/nats-server/server/client.go
9
80.95
0.0% src/github.com/nats-io/nats-server/server/store.go
8
93.85
0.12% src/github.com/nats-io/nats-server/server/gateway.go
7
78.87
15.6% src/github.com/nats-io/nats-server/server/opts.go
6
89.9
1.37% src/github.com/nats-io/nats-server/server/server.go
5
86.63
1.72% src/github.com/nats-io/nats-server/server/events.go
3
88.52
-0.41% src/github.com/nats-io/nats-server/server/util.go
2
87.29
0.79% src/github.com/nats-io/nats-server/server/accounts.go
Jobs
ID Job ID Ran Files Coverage
1 25418594118.1 06 May 2026 06:48AM UTC 63
83.02
GitHub Action Run
Source Files on build 25418594118
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  • Changed 35
  • Source Changed 6
  • Coverage Changed 35
Coverage ∆ File Lines Relevant Covered Missed Hits/Line
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