Optimize rocksdb

Cargo.lock

@@ -1054,6 +1054,12 @@ version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
 
+[[package]]
+name = "hermit-abi"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fc0fef456e4baa96da950455cd02c081ca953b141298e41db3fc7e36b1da849c"
+
 [[package]]
 name = "html5ever"
 version = "0.35.0"
@@ -1785,6 +1791,16 @@ dependencies = [
  "autocfg",
 ]
 
+[[package]]
+name = "num_cpus"
+version = "1.17.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "91df4bbde75afed763b708b7eee1e8e7651e02d97f6d5dd763e89367e957b23b"
+dependencies = [
+ "hermit-abi",
+ "libc",
+]
+
 [[package]]
 name = "num_threads"
 version = "0.1.7"
@@ -2741,6 +2757,7 @@ dependencies = [
  "image",
  "lazy_static",
  "log",
+ "num_cpus",
  "rat-cursor",
  "ratatui",
  "reqwest",

Cargo.toml

@@ -18,6 +18,7 @@ serde_json = "1.0.145"
 image = "0.25.8"
 colored = "3.0.0"
 log = "0.4.28"
+num_cpus = "1.17.0"
 
 [dependencies.rocksdb]
 version = "0.24.0"

src/cli/sync.rs

@@ -6,6 +6,7 @@ use colored::Colorize;
 use crate::config::types::ApplicationConfig;
 use crate::constants::{DB_CF_OPTIONS, DB_OPTIONS};
 use crate::crawler::{dlsite, DLSiteCrawler};
+use crate::helpers;
 use crate::helpers::db::RocksDB;
 use crate::models::DLSiteManiax;
 
@@ -63,16 +64,11 @@ impl SyncDLSiteCommand {
     async fn sync_works(app_conf: &ApplicationConfig, db: &RocksDB) -> Result<()> {
         let crawler = DLSiteCrawler::new();
         let mut rj_nums: Vec<String> = Vec::new();
-        for path_str in app_conf.path_config.dlsite_paths.iter() {
-            let path = Path::new(path_str);
-            if !path.exists() {
-                return Err(eyre!("{} {}", path_str.blue(), "does not exist".red()));
-            }
-            let dir_paths = path.read_dir()?
-                .filter_map(Result::ok)
-                .map(|e| e.path())
+        let paths = app_conf.path_config.dlsite_paths.iter()
+            .map(|path| Path::new(path).to_path_buf())
             .collect::<Vec<_>>();
-            for dir_path in dir_paths.iter() {
+        let dirs = helpers::get_all_folders(&paths).await?;
+        for dir_path in dirs.iter() {
             if !dir_path.is_dir() {
                 println!("{dir_path:?} is not a directory");
                 continue;
@@ -86,7 +82,6 @@ impl SyncDLSiteCommand {
             }
             rj_nums.push(dir_name.to_string());
         }
-        }
         let maniaxes = crawler.get_game_infos(rj_nums).await?;
         db.set_values(&maniaxes)?;
         Ok(())

src/constants.rs

@@ -14,7 +14,7 @@ lazy_static! {
     pub static ref APP_DB_DATA_DIR: PathBuf = APP_DATA_DIR.clone().join("db");
 
     pub static ref DB_OPTIONS: rocksdb::Options = get_db_options();
-    pub static ref DB_CF_OPTIONS: rocksdb::Options = get_cf_options();
+    pub static ref DB_CF_OPTIONS: rocksdb::Options = rocksdb::Options::default();
 }
 
 lazy_static! {
@@ -26,12 +26,7 @@ fn get_db_options() -> rocksdb::Options {
 
     opts.create_missing_column_families(true);
     opts.create_if_missing(true);
-
-    opts
-}
-
-fn get_cf_options() -> rocksdb::Options {
-    let opts = rocksdb::Options::default();
+    opts.increase_parallelism(num_cpus::get() as i32);
 
     opts
 }

src/helpers/db.rs

@@ -1,5 +1,5 @@
 use crate::constants::{APP_DB_DATA_DIR, DB_COLUMNS};
-use rocksdb::{ColumnFamilyDescriptor, IteratorMode, OptimisticTransactionDB, Options};
+use rocksdb::{ColumnFamilyDescriptor, IteratorMode, OptimisticTransactionDB, Options, ReadOptions};
 use serde::{Serialize};
 use serde::de::DeserializeOwned;
 use crate::models::RocksColumn;
@@ -63,8 +63,10 @@ impl RocksDB {
         where TColumn: RocksColumn + DeserializeOwned
     {
         let cf = self.db.cf_handle(TColumn::get_column_name().as_str()).unwrap();
-        let values = self.db.iterator_cf(&cf, IteratorMode::Start)
-            .filter_map(|res| res.ok())
+        let mut options = ReadOptions::default();
+        options.set_async_io(true);
+        let values = self.db.iterator_cf_opt(&cf, options, IteratorMode::Start)
+            .filter_map(Result::ok)
             .map(|(k, v)|
                 (
                     serde_json::from_slice::<TColumn::Id>(&k).unwrap(),

src/helpers/mod.rs

@@ -1,5 +1,8 @@
 pub mod db;
 
+use std::path::PathBuf;
+use color_eyre::eyre::eyre;
+use color_eyre::owo_colors::OwoColorize;
 use tokio::fs;
 use crate::constants::{APP_CONFIG_DIR, APP_DATA_DIR, APP_DB_DATA_DIR};
 use crate::crawler::DLSITE_IMG_FOLDER;
@@ -20,3 +23,19 @@ pub async fn initialize_folders() -> color_eyre::Result<()> {
     }
     Ok(())
 }
+
+pub async fn get_all_folders(paths: &Vec<PathBuf>) -> color_eyre::Result<Vec<PathBuf>> {
+    let mut folders: Vec<PathBuf> = Vec::new();
+    for path in paths {
+        let path = path.as_path();
+        if !path.exists() {
+            return Err(eyre!("{:?} {}", path.blue(), "does not exist".red()));
+        }
+
+        let mut dirs = fs::read_dir(path).await?;
+        while let Some(dir) = dirs.next_entry().await? {
+            folders.push(dir.path());
+        }
+    }
+    Ok(folders)
+}