40 lines
1.4 KiB
Kotlin
40 lines
1.4 KiB
Kotlin
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package com.gzzn.omms.msgexchange.config
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import io.micronaut.context.annotation.Context
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import io.micronaut.context.annotation.Value
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import jakarta.inject.Singleton
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/**
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* D3 启动自检：Kafka 生产者的 acks / enable-idempotence / max-in-flight 三项
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* 必须联合满足幂等生产前提。不满足时拒绝启动——静默放行会让幂等保证在运行时失效。
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*
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* 独立于 `PipelineLifecycle`（受 autostart 开关控制），无条件执行。
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*/
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@Singleton
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@Context
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class KafkaD3Check(
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@Value("\${kafka.producers.default.acks}") acks: String,
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@Value("\${kafka.producers.default.enable-idempotence}") idempotence: String,
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@Value("\${kafka.producers.default.max-in-flight-requests-per-connection}") maxInFlight: String,
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) {
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private val acks: String = acks
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private val idempotence: Boolean = idempotence.toBoolean()
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private val maxInFlight: Int = maxInFlight.toInt()
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fun validate() {
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require(acks == "all" || acks == "-1") {
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"D3 violation: kafka.producers.default.acks must be 'all', got '$acks'"
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}
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require(idempotence) {
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"D3 violation: kafka.producers.default.enable-idempotence must be true, got $idempotence"
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}
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require(maxInFlight == 1) {
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"D3 violation: kafka.producers.default.max-in-flight-requests-per-connection must be 1, got $maxInFlight"
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}
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}
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init {
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validate()
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}
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}
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