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// Sonic
//
// Fast, lightweight and schema-less search backend
// Copyright: 2019, Valerian Saliou <valerian@valeriansaliou.name>
// Copyright: 2026, Rémi Bardon <remi@remibardon.name>
// License: Mozilla Public License v2.0 (MPL v2.0)
use rocksdb::WriteBatch;
use crate::store::StoreItem;
use crate::store::kv::{StoreKVAcquireMode, StoreKVActionBuilder};
impl super::Executor {
pub fn flusho(&self, item: StoreItem) -> Result<u32, ()> {
if let StoreItem(collection, Some(bucket), Some(object)) = item {
// Important: acquire database access read lock, and reference it in context. This \
// prevents the database from being erased while using it in this block.
let _kv_read_guard = self.kv_pool.lock_read_access();
if let Ok(kv_store) =
self.kv_pool
.acquire(StoreKVAcquireMode::OpenOnly, collection, None, |_| {})
{
let Some(kv_store) = kv_store else {
tracing::debug!(
"collection store does not exist, consider {bucket:?} from {collection:?} empty"
);
return Ok(0);
};
// Important: acquire bucket store write lock
executor_kv_lock_write!(kv_store);
let kv_action = StoreKVActionBuilder::access_read_write(bucket, kv_store);
// Try to resolve existing OID to IID (if it does not exist, there is nothing to \
// be flushed)
let oid = object.as_str();
if let Ok(iid_value) = kv_action.get_oid_to_iid(oid) {
let mut count_flushed = 0;
if let Some(iid) = iid_value {
// Resolve terms associated to IID
let iid_terms = {
if let Ok(iid_terms_value) = kv_action.get_iid_to_terms(iid) {
iid_terms_value.unwrap_or_default()
} else {
tracing::error!("failed getting flusho executor iid-to-terms");
Vec::new()
}
};
let mut batch = WriteBatch::default();
// Flush bucket (batch operation, as it is shared w/ other executors)
let batch_count =
kv_action.batch_flush_bucket(&mut batch, iid, oid, &iid_terms);
if kv_action.write(batch).is_ok() {
count_flushed += batch_count;
} else {
tracing::error!(
"failed executing batch-flush-bucket in flusho executor"
);
}
}
return Ok(count_flushed);
} else {
tracing::error!("failed getting flusho executor oid-to-iid");
}
}
}
Err(())
}
}