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mirror of https://github.com/neon-mmd/websurfx.git synced 2024-12-21 20:08:21 -05:00

perf: initialize vectors with capacity by default & use Arc<T> to partially clone memory cache struct (#603)

This commit is contained in:
neon_arch 2024-09-05 21:57:18 +05:30
parent 494ff27b49
commit 4bb6c5e90b

41
src/cache/cacher.rs vendored
View File

@ -2,10 +2,9 @@
//! from the upstream search engines in a json format.
use error_stack::Report;
use futures::future::join_all;
#[cfg(feature = "memory-cache")]
use mini_moka::sync::Cache as MokaCache;
#[cfg(feature = "memory-cache")]
use mini_moka::sync::ConcurrentCacheExt;
use moka::future::Cache as MokaCache;
#[cfg(feature = "memory-cache")]
use std::time::Duration;
@ -376,13 +375,13 @@ impl Cacher for RedisCache {
}
}
/// TryInto implementation for SearchResults from Vec<u8>
use std::convert::TryInto;
use std::{convert::TryInto, sync::Arc};
impl TryInto<SearchResults> for Vec<u8> {
type Error = CacheError;
fn try_into(self) -> Result<SearchResults, Self::Error> {
serde_json::from_slice(&self).map_err(|_| CacheError::SerializationError)
bincode::deserialize_from(self.as_slice()).map_err(|_| CacheError::SerializationError)
}
}
@ -390,7 +389,7 @@ impl TryInto<Vec<u8>> for &SearchResults {
type Error = CacheError;
fn try_into(self) -> Result<Vec<u8>, Self::Error> {
serde_json::to_vec(self).map_err(|_| CacheError::SerializationError)
bincode::serialize(self).map_err(|_| CacheError::SerializationError)
}
}
@ -398,7 +397,16 @@ impl TryInto<Vec<u8>> for &SearchResults {
#[cfg(feature = "memory-cache")]
pub struct InMemoryCache {
/// The backend cache which stores data.
cache: MokaCache<String, Vec<u8>>,
cache: Arc<MokaCache<String, Vec<u8>>>,
}
#[cfg(feature = "memory-cache")]
impl Clone for InMemoryCache {
fn clone(&self) -> Self {
Self {
cache: self.cache.clone(),
}
}
}
#[cfg(feature = "memory-cache")]
@ -408,15 +416,17 @@ impl Cacher for InMemoryCache {
log::info!("Initialising in-memory cache");
InMemoryCache {
cache: MokaCache::builder()
.time_to_live(Duration::from_secs(config.cache_expiry_time.into()))
.build(),
cache: Arc::new(
MokaCache::builder()
.time_to_live(Duration::from_secs(config.cache_expiry_time.into()))
.build(),
),
}
}
async fn cached_results(&mut self, url: &str) -> Result<SearchResults, Report<CacheError>> {
let hashed_url_string = self.hash_url(url);
match self.cache.get(&hashed_url_string) {
match self.cache.get(&hashed_url_string).await {
Some(res) => self.post_process_search_results(res).await,
None => Err(Report::new(CacheError::MissingValue)),
}
@ -427,13 +437,18 @@ impl Cacher for InMemoryCache {
search_results: &[SearchResults],
urls: &[String],
) -> Result<(), Report<CacheError>> {
let mut tasks: Vec<_> = Vec::with_capacity(urls.len());
for (url, search_result) in urls.iter().zip(search_results.iter()) {
let hashed_url_string = self.hash_url(url);
let bytes = self.pre_process_search_results(search_result).await?;
self.cache.insert(hashed_url_string, bytes);
let new_self = self.clone();
tasks.push(tokio::spawn(async move {
new_self.cache.insert(hashed_url_string, bytes).await
}));
}
self.cache.sync();
join_all(tasks).await;
Ok(())
}
}