About 10,000 test leftovers had built up in titan's /tmp. loopd's Home and FakeServer, its fake broker's socket, bxctl's temp sockets, fake loopd and command homes, inferproxy's socket, and a few brokerd and toolkit tests created uniquely named directories or sockets and never removed them, or removed them by hand at the end, which a failing test skips. Each is now a guard removed on drop (bxctl gains tests/support/temp.rs). Two races also left gatewayd homes behind: the test Running only signalled its server to stop, and two Stage structs declared the home first, so it was removed while the server could still write into it. Running's drop now waits for the thread (with a 5-second limit), and every home is declared last. Checked: make gate twice, then the gate and three rounds of gatewayd and loopd tests; no new entry in /tmp; 944 tests pass. Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
53 lines
1.4 KiB
Rust
53 lines
1.4 KiB
Rust
//! A temporary directory for a test, removed with everything in it when the value is dropped
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//! (tip T44). Included with `#[path = "support/temp.rs"] mod temp;`.
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#![allow(dead_code)] // each test file uses a different part of this module
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use std::ffi::OsStr;
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use std::ops::Deref;
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use std::path::{Path, PathBuf};
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use std::sync::atomic::{AtomicU32, Ordering};
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static NEXT: AtomicU32 = AtomicU32::new(0);
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pub struct TempDir(PathBuf);
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impl TempDir {
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/// A fresh, empty directory `<temp>/<tag>-<pid>-<n>`.
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pub fn new(tag: &str) -> TempDir {
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let n = NEXT.fetch_add(1, Ordering::SeqCst);
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let path = std::env::temp_dir().join(format!("{tag}-{}-{n}", std::process::id()));
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let _ = std::fs::remove_dir_all(&path);
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std::fs::create_dir_all(&path).unwrap();
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TempDir(path)
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}
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}
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impl Deref for TempDir {
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type Target = Path;
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fn deref(&self) -> &Path {
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&self.0
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}
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}
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impl AsRef<Path> for TempDir {
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fn as_ref(&self) -> &Path {
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&self.0
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}
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}
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impl AsRef<OsStr> for TempDir {
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fn as_ref(&self) -> &OsStr {
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self.0.as_os_str()
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}
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}
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impl Drop for TempDir {
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fn drop(&mut self) {
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// Put back the permissions a test may have taken away, or the removal fails.
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use std::os::unix::fs::PermissionsExt;
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let _ = std::fs::set_permissions(&self.0, std::fs::Permissions::from_mode(0o700));
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let _ = std::fs::remove_dir_all(&self.0);
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}
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}
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