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denoland-deno/ext/node/ops
Nathan Whitaker cd59fc53a5
fix(node): Rework node:child_process IPC (#24763)
Fixes https://github.com/denoland/deno/issues/24756. Fixes
https://github.com/denoland/deno/issues/24796.

This also gets vitest working when using
[`--pool=forks`](https://vitest.dev/guide/improving-performance#pool)
(which is the default as of vitest 2.0). Ref
https://github.com/denoland/deno/issues/23882.

---

This PR resolves a handful of issues with child_process IPC. In
particular:

- We didn't support sending typed array views over IPC
- Opening an IPC channel resulted in the event loop never exiting
- Sending a `null` over IPC would terminate the channel
- There was some UB in the read implementation (transmuting an `&[u8]`
to `&mut [u8]`)
- The `send` method wasn't returning anything, so there was no way to
signal backpressure (this also resulted in the benchmark
`child_process_ipc.mjs` being misleading, as it tried to respect
backpressure. That gave node much worse results at larger message sizes,
and gave us much worse results at smaller message sizes).
- We weren't setting up the `channel` property on the `process` global
(or on the `ChildProcess` object), and also didn't have a way to
ref/unref the channel
- Calling `kill` multiple times (or disconnecting the channel, then
calling kill) would throw an error
- Node couldn't spawn a deno subprocess and communicate with it over IPC
2024-07-30 16:13:24 -07:00
..
crypto fix(ext/node): rewrite digest handling (#24392) 2024-07-05 10:10:22 +02:00
os fix(ext/node): read correct CPU usage stats on Linux (#24732) 2024-07-26 09:09:01 +05:30
zlib feat: upgrade deno_core (#24364) 2024-07-01 15:48:52 -07:00
blocklist.rs fix(ext/node): handle prefix mapping for IPv4-mapped IPv6 addresses (#24546) 2024-07-12 14:25:17 +05:30
buffer.rs feat(node): buffer isUtf8/isAscii (#23928) 2024-05-21 15:50:59 -07:00
fs.rs perf(ext/node): optimize fs.exists[Sync] (#24613) 2024-07-17 18:05:51 +05:30
http.rs refactor(ext/node): create separate ops for node:http module (#24788) 2024-07-30 14:34:52 +02:00
http2.rs fix(ext/node): prevent panic in http2.connect with uppercase header names (#24780) 2024-07-29 13:33:55 +02:00
idna.rs fix(ext/node): Match punycode module behavior to node (#22847) 2024-03-11 15:49:43 -07:00
ipc.rs fix(node): Rework node:child_process IPC (#24763) 2024-07-30 16:13:24 -07:00
mod.rs feat(ext/node): add BlockList & SocketAddress classes (#24229) 2024-06-18 10:46:13 +00:00
process.rs fix(ext/node): implement process.kill in Rust (#23130) 2024-04-20 18:55:07 +05:30
require.rs refactor: decouple node resolution from deno_core (#24724) 2024-07-25 19:08:14 -04:00
util.rs chore: update copyright to 2024 (#21753) 2024-01-01 19:58:21 +00:00
v8.rs chore(ext/node): remove old vm ops (#24187) 2024-06-13 09:19:33 +05:30
vm.rs fix(node): Rework node:child_process IPC (#24763) 2024-07-30 16:13:24 -07:00
vm_internal.rs chore: upgrade dependencies (#24565) 2024-07-15 09:56:51 -07:00
winerror.rs chore: update copyright to 2024 (#21753) 2024-01-01 19:58:21 +00:00
worker_threads.rs refactor: decouple node resolution from deno_core (#24724) 2024-07-25 19:08:14 -04:00