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fix: address argus review on ensure_claude_dir — narrow to EPERM, fix doc comment

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This commit is contained in:
atlas 2026-06-04 15:03:12 +02:00
commit 7e229889a6
1 changed files with 20 additions and 13 deletions
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33
hive-c0re/src/lifecycle.rs
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@ -767,12 +767,15 @@ pub async fn setup_applied(
Ok(())
}
/// Create the per-agent Claude credentials dir if missing. Mode 0700 — only
/// root inside the container reads/writes it. Idempotent: existing dirs are
/// left untouched (an agent's OAuth tokens survive `destroy`/recreate).
/// Create the per-agent Claude credentials dir if missing. Mode 0755 — hive-core
/// needs read+execute to list the directory so `claude_has_session` can detect a
/// valid session; credential files inside (`.credentials.json` etc.) are 0600 so
/// secrets stay private regardless of the directory mode. Idempotent: existing
/// dirs are left untouched (an agent's OAuth tokens survive `destroy`/recreate).
/// Public for the `InitConfig` approval path in `actions.rs` which seeds
/// dirs without calling the full `spawn`.
pub fn ensure_claude_dir(claude_dir: &Path) -> Result<()> {
use std::io;
if !claude_dir.exists() {
std::fs::create_dir_all(claude_dir)
.with_context(|| format!("create {}", claude_dir.display()))?;
@ -784,19 +787,23 @@ pub fn ensure_claude_dir(claude_dir: &Path) -> Result<()> {
//
// Best-effort: on the first container boot, `hive-agent-user-migrate`
// chowns this dir to the agent user. After that, hive-core (a different
// user) cannot chmod it — that's fine because the mode set during
// initial creation (0755) is preserved through the chown.
// user) cannot chmod it (EPERM) — that's fine because the mode set during
// initial creation (0755) is preserved through the chown. Any other error
// (ENOENT, I/O error) is unexpected and propagated.
#[cfg(unix)]
{
use std::os::unix::fs::PermissionsExt;
if let Err(e) =
std::fs::set_permissions(claude_dir, std::fs::Permissions::from_mode(0o755))
{
tracing::debug!(
path = %claude_dir.display(),
error = %e,
"ensure_claude_dir: chmod 755 skipped (dir likely owned by agent user after migration)"
);
match std::fs::set_permissions(claude_dir, std::fs::Permissions::from_mode(0o755)) {
Ok(()) => {}
Err(e) if e.kind() == io::ErrorKind::PermissionDenied => {
tracing::debug!(
path = %claude_dir.display(),
"ensure_claude_dir: chmod 755 skipped (dir likely owned by agent user after migration)"
);
}
Err(e) => {
return Err(e).with_context(|| format!("chmod 755 {}", claude_dir.display()));
}
}
}
Ok(())