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Properly clean up dnagling unmanaged entries in the state file.

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R-VdP 2023-03-14 17:14:39 +01:00
parent 5b91600523
commit 5f72cae0bd
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1 changed files with 11 additions and 5 deletions
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16
src/activate/etc_files/etc_tree.rs
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@ -90,6 +90,9 @@ impl EtcTree {
maybe_subtree.unwrap_or_else(|| {
EtcTree::with_status(
new_path.to_owned(),
// We only label as managed the final path entry,
// to label intermediate nodes as managed, we should
// call this function for every one of them separately.
components
.peek()
.map_or(EtcFileStatus::Managed, |_| {
@ -133,6 +136,10 @@ impl EtcTree {
new_tree
});
// We clean up nodes that are empty and unmanaged.
// These represent intermediate directories that already existed, so we
// are not responsible for cleaning them up (we don't run the delete_action
// closure on their paths).
if new_tree.nested.is_empty() {
if let EtcFileStatus::Managed = new_tree.status {
if delete_action(&new_tree.path) {
@ -189,11 +196,10 @@ impl EtcTree {
new_tree
});
if merged.nested.is_empty() {
if let EtcFileStatus::Unmanaged = merged.status {
return None;
}
}
// If our invariants are properly maintained, then we should never end up
// here with dangling unmanaged nodes.
debug_assert!(!merged.nested.is_empty() || merged.status == EtcFileStatus::Managed);
Some(merged)
}
}