jason810496 commented on code in PR #69080:
URL: https://github.com/apache/airflow/pull/69080#discussion_r3488984282
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java-sdk/sdk/src/main/kotlin/org/apache/airflow/sdk/execution/Comm.kt:
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@@ -109,19 +112,22 @@ class CoordinatorComm(
}
@Throws(ApiError::class)
- suspend fun communicateImpl(body: Any): Any {
- var frame: IncomingFrame? = null
+ suspend fun communicateImpl(body: Any): Any =
+ commMutex.withLock {
+ val requestId = nextId.fetchAndAdd(1)
+ var frame: IncomingFrame? = null
- suspend fun handle(f: IncomingFrame) {
- frame = f
- }
- sendMessage(nextId.fetchAndAdd(1), body)
- processOnce(::handle)
- if (frame == null) {
- throw ApiError("No response received")
+ suspend fun handle(f: IncomingFrame) {
+ frame = f
+ }
+ sendMessage(requestId, body)
+ processOnce(::handle)
+ val received = frame ?: throw ApiError("No response received")
+ if (received.id != requestId) {
+ throw ApiError("response id ${received.id} does not match request id
$requestId")
+ }
+ received.body ?: Unit
Review Comment:
Yes, the Triggerer and Go-SDK side implemented I/O multiplexing instead of
fully serializing the requests.
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