openresty / openresty/lua-resty-core
sema:wait doesn't check for integer overflow
Open
Nobody has claimed this yet.
- Dominant language
- Lua
- Stars
- 853
- Forks
- 286
- Avg merge
- 35m
- Merged PRs (30d)
- 1
Description
If you do sema:wait(1e9) then it almost immediately returns timeout, which is definitely not the desired behavior.
Contributor guide
No contributing guide indexed for this repository
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by locating the sema:wait implementation and any tests covering timeout or large wait values. Reproduce sema:wait(1e9), then verify that large integer inputs no longer return almost immediately and that existing semaphore behavior remains correct.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- lua
- Domain
- backend
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 48/100