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fix(gateway): guard nats stream retention and writer timeouts

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lingniu
2026-07-04 19:00:18 +08:00
parent 504a49a13c
commit 68b260c704
7 changed files with 166 additions and 36 deletions
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docs/architecture/production-data-plane-inventory.md
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@@ -28,6 +28,7 @@ NATS 部署在 Kafka ECS 内网 `172.17.111.56:4222`。
| Subjects | `vehicle.raw.go.gb32960.v1`、`vehicle.raw.go.jt808.v1`、`vehicle.raw.go.yutong-mqtt.v1` |
| Durable consumer | `vehicle-kafka-bridge` |
| 语义 | Gateway 先写 NATS raw subject；bridge 写 Kafka 成功后才 ACK NATS |
| 保留策略 | `NATS_STREAM_MAX_BYTES=21474836480`，`NATS_STREAM_MAX_AGE_HOURS=24`，`NATS_STREAM_ENSURE_TIMEOUT_SECONDS=60`，NATS 仅做入口缓冲 |
### Kafka