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A failing handler aborts the whole run and blocks everything behind it

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#343 0 則留言 0 個 reaction 已指派 0 人 在 GitHub 檢視

還沒有人認領這個 Issue。

評估

難度
4/5
預估耗時
1-2 天
新手友好度
47/100
Issue 類型
功能
描述清晰度
基本清楚
活躍度
活躍
技術堆疊
php

研究方向

Read QueueConsumer::run(), QueueConsumer::handle(), and the failure path through Worker::process() and FailureFinalHandler; inspect stubs/InMemoryAdapter.php:53-56 for how failed messages remain queued. Decide how exhausted failures should affect the run, then check that later messages are handled and the failed message has the intended queue behavior.

由索引模型根據 Issue 內容生成。

描述

One message whose handler throws ends QueueConsumer::run() for everything behind it, and the failing message stays in the queue, so the next run stops at the same place.

Three messages, the second one's handler throws:

run #1 THREW MessageFailureException: Processing of message without ID is stopped because of an exception: handler blew up.
handled so far: ["first"]
still queued:   ["poison:second","good:third"]

run #2 THREW MessageFailureException: ... (identical)
handled so far: ["first"]
still queued:   ["poison:second","good:third"]

third is never processed, and re-running does not help: queue:run exits at the same message every time.

Mechanically: Worker::process() rethrows as MessageFailureException once the failure pipeline is exhausted (FailureFinalHandler rethrows by design), the exception travels through QueueConsumer::handle() and out of InMemoryAdapter::runExisting(), which also skips the unset() for the current message (stubs/InMemoryAdapter.php:53-56).

A failure middleware that swallows or re-pushes avoids this, so there is a way out. But the default for a queue — stop at the first bad message, retry it forever, never reach the rest — seems worth a decision rather than a configuration note.

Per-message isolation in QueueConsumer::run(), where a message that exhausts its failure pipeline is logged and skipped rather than aborting the loop, would bound the damage to the message that caused it.

主要語言
PHP
星號
61
分支
31
PR 合併指標
30 天內沒有已合併 PR

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