[BUG] Check what curl_slist_append and curl_multi_init return - #4406

Draft

thc1006 wants to merge 41 commits into

open-telemetry:mainfrom

thc1006:bugfix/check-curl-allocation-failures-4404

Commits on Sep 8, 2026

[BUG] Check what curl_slist_append and curl_multi_init return
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adf0e8d
[TEST] Make the allocation failure case independent of the libcurl in use
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7808052
[TEST] Hold what a client without a multi handle does with a request
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84e3778
[TEST] Cover the synchronous refusal and the instrumented constructor
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efe9656
[BUG] Stop the IO thread spinning when the multi handle cannot be created
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46b07be
[TEST] Take the include set include-what-you-use asks for
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07b1112
[BUG] Stop the IO thread spinning while it has no multi handle
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31c2cc5
[BUG] Create the multi handle after curl_global_init has run
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79a105b
[TEST] Describe what the case holds rather than what it used to find
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4ace159
[BUG] Wait in slices, and keep the null handle out of curl_multi_info_read
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8cbf5ee
[BUG] Keep the phases that need a multi handle from running without one
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51c28fc
[BUG] Report the missing handle wait as a wait
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053a9e8
[CHORE] Say each invariant once in the comments
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1cae7c9
[TEST] Hold the phase gate with a request queued during the outage
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3cde484
[BUG] Refuse a request whose easy handle was never created
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a82ac15
[BUG] Do not retire the IO thread while a queue still holds work
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6cab0c3
Revert "[BUG] Do not retire the IO thread while a queue still holds work"
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fe328e2
[BUG] Describe a failed easy handle once, and ask the case for once
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e8a8870
[BUG] Keep the IO thread while it still owes somebody an answer
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8336e5f
[BUG] Do not call a multi function without a multi handle
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0cff9e0
[TEST] Build the client without a multi handle rather than taking one away
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c699dbc
[BUG] Release what is still queued when the client goes
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5de469b
[BUG] Take out of the retry queue what is not going to be retried
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5130da5
[TEST] Do not let a case leave global state behind it
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7ec7544
[TEST] Fail the second list node, not just the first
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c27301a
Say in the changelog what else this fixes
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8040f39
[TEST] Destroy the client with a retry still pending, and nobody cancelling
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18f8b04
[TEST] Watch the retry from outside the client, not from inside its queue
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c38fab3
[CHORE] Say what the code does, and let the cases outlive what talks to them
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4b08772
Take the include include-what-you-use asks for
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4e61653
Take the other include include-what-you-use asks for
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9bc7205
[TEST] Refuse a header append by name, not by allocation size
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9970df5
[BUG] Ask one question about a retry entry, from both places that ask it
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75bbd42
[BUG] Do not retire on a queue that filled up while this thread was draining it
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c22a95e
[BUG] Report a failed multi cleanup after the mutex, not under it
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a91abbe
[TEST] Cover the TLS version range and cipher list that Setup() applies
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4a4ca9e
[TEST] Name every constructor argument in the new cases
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3cb26b3
[BUGFIX] Declare the global initializer before the multi handle
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a17ed8c

Commits on Sep 22, 2026

Merge remote-tracking branch 'origin/main' into m4406
thc1006
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a588751

Commits on Sep 24, 2026

Merge remote-tracking branch 'origin/main' into b4406
thc1006
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d9da679

Commits on Sep 26, 2026

Merge remote-tracking branch 'origin/main' into s4406
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3b4b960