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docs: the agent config meta-flake input is the local applied mirror, not forge git+http

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config-changes.md § Meta flake, hive-c0re nix comments and the meta.rs/exec.rs
doc comments still described the declared agent-<n> input as a forge-hosted
git+http repo; meta.rs renders git+file://<applied>.
This commit is contained in:
atlas 2026-10-10 00:42:10 +02:00 • committed by mara
commit 295e8af43a
5 changed files with 33 additions and 36 deletions
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21
hive-c0re/src/meta.rs
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@ -235,9 +235,8 @@ pub async fn lock_update_for_rebuild(name: &str) -> Result<()> {
let _guard = META_LOCK.lock().await;
let dir = crate::paths::meta_root();
let input = format!("agent-{name}");
// Re-lock from the local applied mirror, not the persistent forge URL:
// build exactly `applied/<n>/main` and stay reproducible when the forge
// is unreachable.
// Re-lock against `applied/<n>/main` explicitly, so the lock is the
// exact applied head whatever the declared input url says.
let applied = applied_override_url(&crate::paths::applied_dir(name));
nix(
&dir,
@ -264,12 +263,12 @@ pub async fn lock_update_for_rebuild(name: &str) -> Result<()> {
}
/// `--override-input` URL re-locking an agent's config input against its
/// LOCAL applied mirror (`git+file://<applied_dir>`, current `main` head)
/// instead of the persistent forge URL declared in the meta flake. The
/// deploy + rebuild paths re-lock from here: the applied tree was already
/// fast-forwarded to the reviewed head, so this builds exactly that config
/// and stays reproducible when the forge is unreachable. No `?rev` — `main`
/// head is the reviewed head at deploy time. Pure so it's unit-testable.
/// LOCAL applied mirror (`git+file://<applied_dir>`, current `main` head),
/// the same url the meta flake declares. The deploy + rebuild paths re-lock
/// from here: the applied tree was already fast-forwarded to the reviewed
/// head, so this builds exactly that config with no forge access. No
/// `?rev` — `main` head is the reviewed head at deploy time. Pure so it's
/// unit-testable.
fn applied_override_url(applied_dir: &Path) -> String {
format!("git+file://{}", applied_dir.display())
}
@ -1456,8 +1455,8 @@ mod tests {
#[test]
fn applied_override_url_targets_local_mirror_main_head() {
// Deploy + rebuild re-lock against the local applied mirror's `main`
// head (no `?rev`), never the persistent forge URL — so a rebuild
// survives forge unreachability and builds the fast-forwarded config.
// head (no `?rev`) — so a rebuild survives forge unreachability and
// builds the fast-forwarded config.
let p = Path::new("/var/lib/hyperhive/agents/iris/applied");
let url = applied_override_url(p);
assert_eq!(url, "git+file:///var/lib/hyperhive/agents/iris/applied");