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Provide a rename argument to the swap

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This commit is contained in:
Tamo
2025-08-07 19:35:07 +02:00
parent ae5bd9d0e3
commit ecea247e5d
12 changed files with 358 additions and 34 deletions
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53
crates/index-scheduler/src/scheduler/process_batch.rs
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@ -360,13 +360,18 @@ impl IndexScheduler {
unreachable!()
};
let mut not_found_indexes = BTreeSet::new();
for IndexSwap { indexes: (lhs, rhs) } in swaps {
for index in [lhs, rhs] {
let index_exists = self.index_mapper.index_exists(&wtxn, index)?;
if !index_exists {
not_found_indexes.insert(index);
}
let mut found_indexes_but_should_not = BTreeSet::new();
for IndexSwap { indexes: (lhs, rhs), rename } in swaps {
let index_exists = self.index_mapper.index_exists(&wtxn, lhs)?;
if !index_exists {
not_found_indexes.insert(lhs);
}
let index_exists = self.index_mapper.index_exists(&wtxn, rhs)?;
match (index_exists, rename) {
(true, true) => found_indexes_but_should_not.insert(rhs),
(false, false) => not_found_indexes.insert(rhs),
(true, false) | (false, true) => true, // random value we don't read it anyway
};
}
if !not_found_indexes.is_empty() {
if not_found_indexes.len() == 1 {
@ -379,6 +384,17 @@ impl IndexScheduler {
));
}
}
if !found_indexes_but_should_not.is_empty() {
if found_indexes_but_should_not.len() == 1 {
return Err(Error::SwapIndexFoundDuringRename(
found_indexes_but_should_not.into_iter().next().unwrap().clone(),
));
} else {
return Err(Error::SwapIndexesFoundDuringRename(
found_indexes_but_should_not.into_iter().cloned().collect(),
));
}
}
progress.update_progress(SwappingTheIndexes::SwappingTheIndexes);
for (step, swap) in swaps.iter().enumerate() {
progress.update_progress(VariableNameStep::<SwappingTheIndexes>::new(
@ -392,6 +408,7 @@ impl IndexScheduler {
task.uid,
&swap.indexes.0,
&swap.indexes.1,
swap.rename,
)?;
}
wtxn.commit()?;
@ -481,6 +498,7 @@ impl IndexScheduler {
task_id: u32,
lhs: &str,
rhs: &str,
rename: bool,
) -> Result<()> {
progress.update_progress(InnerSwappingTwoIndexes::RetrieveTheTasks);
// 1. Verify that both lhs and rhs are existing indexes
@ -488,16 +506,23 @@ impl IndexScheduler {
if !index_lhs_exists {
return Err(Error::IndexNotFound(lhs.to_owned()));
}
let index_rhs_exists = self.index_mapper.index_exists(wtxn, rhs)?;
if !index_rhs_exists {
return Err(Error::IndexNotFound(rhs.to_owned()));
if !rename {
let index_rhs_exists = self.index_mapper.index_exists(wtxn, rhs)?;
if !index_rhs_exists {
return Err(Error::IndexNotFound(rhs.to_owned()));
}
}
// 2. Get the task set for index = name that appeared before the index swap task
let mut index_lhs_task_ids = self.queue.tasks.index_tasks(wtxn, lhs)?;
index_lhs_task_ids.remove_range(task_id..);
let mut index_rhs_task_ids = self.queue.tasks.index_tasks(wtxn, rhs)?;
index_rhs_task_ids.remove_range(task_id..);
let index_rhs_task_ids = if rename {
let mut index_rhs_task_ids = self.queue.tasks.index_tasks(wtxn, rhs)?;
index_rhs_task_ids.remove_range(task_id..);
index_rhs_task_ids
} else {
RoaringBitmap::new()
};
// 3. before_name -> new_name in the task's KindWithContent
progress.update_progress(InnerSwappingTwoIndexes::UpdateTheTasks);
@ -526,7 +551,11 @@ impl IndexScheduler {
})?;
// 6. Swap in the index mapper
self.index_mapper.swap(wtxn, lhs, rhs)?;
if rename {
self.index_mapper.rename(wtxn, lhs, rhs)?;
} else {
self.index_mapper.swap(wtxn, lhs, rhs)?;
}
Ok(())
}