mirror of
https://github.com/meilisearch/meilisearch.git
synced 2024-11-23 02:27:40 +08:00
implement document push
This commit is contained in:
mpostma
parent
6bcc302950
commit
658166c05e
@ -1,15 +1,20 @@
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use uuid::Uuid;
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use std::fs::{File, create_dir_all};
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use std::path::{PathBuf, Path};
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use chrono::Utc;
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use tokio::sync::{mpsc, oneshot, RwLock};
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use thiserror::Error;
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use std::collections::HashMap;
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use std::sync::Arc;
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use milli::Index;
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use std::collections::hash_map::Entry;
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use std::fs::create_dir_all;
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use chrono::Utc;
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use heed::EnvOpenOptions;
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use milli::Index;
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use std::collections::HashMap;
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use std::collections::hash_map::Entry;
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use thiserror::Error;
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use tokio::sync::{mpsc, oneshot, RwLock};
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use uuid::Uuid;
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use log::info;
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use super::update_handler::UpdateHandler;
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use crate::index_controller::{IndexMetadata, UpdateMeta, updates::{Processed, Failed, Processing}, UpdateResult as UResult};
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use crate::option::IndexerOpts;
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pub type Result<T> = std::result::Result<T, IndexError>;
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type AsyncMap<K, V> = Arc<RwLock<HashMap<K, V>>>;
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@ -22,6 +27,7 @@ enum IndexMsg {
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struct IndexActor<S> {
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inbox: mpsc::Receiver<IndexMsg>,
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update_handler: Arc<UpdateHandler>,
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store: S,
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}
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@ -36,18 +42,22 @@ pub enum IndexError {
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#[async_trait::async_trait]
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trait IndexStore {
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async fn create_index(&self, uuid: Uuid, primary_key: Option<String>) -> Result<IndexMetadata>;
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async fn get_or_create(&self, uuid: Uuid) -> Result<Arc<Index>>;
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}
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impl<S: IndexStore> IndexActor<S> {
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impl<S: IndexStore + Sync + Send> IndexActor<S> {
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fn new(inbox: mpsc::Receiver<IndexMsg>, store: S) -> Self {
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Self { inbox, store }
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let options = IndexerOpts::default();
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let update_handler = UpdateHandler::new(&options).unwrap();
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let update_handler = Arc::new(update_handler);
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Self { inbox, store, update_handler }
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}
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async fn run(mut self) {
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loop {
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match self.inbox.recv().await {
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Some(IndexMsg::CreateIndex { uuid, primary_key, ret }) => self.handle_create_index(uuid, primary_key, ret).await,
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Some(IndexMsg::Update { ret, meta, data }) => self.handle_update().await,
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Some(IndexMsg::Update { ret, meta, data }) => self.handle_update(meta, data, ret).await,
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None => break,
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}
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}
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@ -58,8 +68,14 @@ impl<S: IndexStore> IndexActor<S> {
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let _ = ret.send(result);
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}
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async fn handle_update(&self) {
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println!("processing update!!!");
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async fn handle_update(&self, meta: Processing<UpdateMeta>, data: File, ret: oneshot::Sender<UpdateResult>) {
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info!("processing update");
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let uuid = meta.index_uuid().clone();
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let index = self.store.get_or_create(uuid).await.unwrap();
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let update_handler = self.update_handler.clone();
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let result = tokio::task::spawn_blocking(move || update_handler.handle_update(meta, data, index.as_ref())).await;
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let result = result.unwrap();
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let _ = ret.send(result);
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}
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}
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@ -96,7 +112,7 @@ impl IndexActorHandle {
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struct MapIndexStore {
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root: PathBuf,
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meta_store: AsyncMap<Uuid, IndexMetadata>,
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index_store: AsyncMap<Uuid, Index>,
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index_store: AsyncMap<Uuid, Arc<Index>>,
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}
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#[async_trait::async_trait]
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@ -126,10 +142,26 @@ impl IndexStore for MapIndexStore {
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Ok(index)
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}).await.expect("thread died");
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self.index_store.write().await.insert(meta.uuid.clone(), index?);
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self.index_store.write().await.insert(meta.uuid.clone(), Arc::new(index?));
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Ok(meta)
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}
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async fn get_or_create(&self, uuid: Uuid) -> Result<Arc<Index>> {
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match self.index_store.write().await.entry(uuid.clone()) {
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Entry::Vacant(entry) => {
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match self.meta_store.write().await.entry(uuid.clone()) {
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Entry::Vacant(_) => {
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todo!()
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}
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Entry::Occupied(entry) => {
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todo!()
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}
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}
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}
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Entry::Occupied(entry) => Ok(entry.get().clone()),
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}
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}
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}
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impl MapIndexStore {
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@ -2,6 +2,7 @@ mod index_actor;
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mod update_actor;
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mod uuid_resolver;
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mod update_store;
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mod update_handler;
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use tokio::sync::oneshot;
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use super::IndexController;
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@ -10,7 +11,6 @@ use super::IndexMetadata;
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use tokio::fs::File;
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use super::UpdateMeta;
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pub struct ActorIndexController {
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uuid_resolver: uuid_resolver::UuidResolverHandle,
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index_handle: index_actor::IndexActorHandle,
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@ -53,11 +53,11 @@ impl UpdateActor {
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}
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}
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async fn handle_update(&self, _uuid: Uuid, meta: UpdateMeta, payload: Option<File>, ret: oneshot::Sender<Result<UpdateStatus>>) {
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async fn handle_update(&self, uuid: Uuid, meta: UpdateMeta, payload: Option<File>, ret: oneshot::Sender<Result<UpdateStatus>>) {
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let mut buf = Vec::new();
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let mut payload = payload.unwrap();
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payload.read_to_end(&mut buf).await.unwrap();
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let result = self.store.register_update(meta, &buf).unwrap();
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let result = self.store.register_update(meta, &buf, uuid).unwrap();
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let _ = ret.send(Ok(UpdateStatus::Pending(result)));
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}
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}
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@ -1,255 +0,0 @@
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use std::collections::HashMap;
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use std::io;
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use std::sync::Arc;
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use anyhow::Result;
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use flate2::read::GzDecoder;
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use grenad::CompressionType;
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use log::info;
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use milli::update::{IndexDocumentsMethod, UpdateBuilder, UpdateFormat};
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use milli::Index;
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use rayon::ThreadPool;
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use super::update_store::HandleUpdate;
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use crate::index_controller::updates::{Failed, Processed, Processing};
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use crate::index_controller::{Facets, Settings, UpdateMeta, UpdateResult};
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use crate::option::IndexerOpts;
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pub struct UpdateHandler {
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index: Arc<Index>,
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max_nb_chunks: Option<usize>,
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chunk_compression_level: Option<u32>,
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thread_pool: Arc<ThreadPool>,
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log_frequency: usize,
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max_memory: usize,
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linked_hash_map_size: usize,
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chunk_compression_type: CompressionType,
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chunk_fusing_shrink_size: u64,
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}
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impl UpdateHandler {
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pub fn new(
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opt: &IndexerOpts,
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index: Arc<Index>,
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thread_pool: Arc<ThreadPool>,
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) -> anyhow::Result<Self> {
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Ok(Self {
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index,
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max_nb_chunks: opt.max_nb_chunks,
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chunk_compression_level: opt.chunk_compression_level,
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thread_pool,
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log_frequency: opt.log_every_n,
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max_memory: opt.max_memory.get_bytes() as usize,
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linked_hash_map_size: opt.linked_hash_map_size,
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chunk_compression_type: opt.chunk_compression_type,
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chunk_fusing_shrink_size: opt.chunk_fusing_shrink_size.get_bytes(),
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})
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}
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fn update_buidler(&self, update_id: u64) -> UpdateBuilder {
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// We prepare the update by using the update builder.
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let mut update_builder = UpdateBuilder::new(update_id);
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if let Some(max_nb_chunks) = self.max_nb_chunks {
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update_builder.max_nb_chunks(max_nb_chunks);
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}
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if let Some(chunk_compression_level) = self.chunk_compression_level {
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update_builder.chunk_compression_level(chunk_compression_level);
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}
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update_builder.thread_pool(&self.thread_pool);
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update_builder.log_every_n(self.log_frequency);
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update_builder.max_memory(self.max_memory);
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update_builder.linked_hash_map_size(self.linked_hash_map_size);
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update_builder.chunk_compression_type(self.chunk_compression_type);
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update_builder.chunk_fusing_shrink_size(self.chunk_fusing_shrink_size);
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update_builder
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}
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fn update_documents(
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&self,
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format: UpdateFormat,
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method: IndexDocumentsMethod,
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content: &[u8],
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update_builder: UpdateBuilder,
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primary_key: Option<&str>,
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) -> anyhow::Result<UpdateResult> {
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// We must use the write transaction of the update here.
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let mut wtxn = self.index.write_txn()?;
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// Set the primary key if not set already, ignore if already set.
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match (self.index.primary_key(&wtxn)?, primary_key) {
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(None, Some(ref primary_key)) => {
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self.index.put_primary_key(&mut wtxn, primary_key)?;
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}
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_ => (),
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}
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let mut builder = update_builder.index_documents(&mut wtxn, &self.index);
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builder.update_format(format);
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builder.index_documents_method(method);
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let gzipped = true;
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let reader = if gzipped && !content.is_empty() {
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Box::new(GzDecoder::new(content))
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} else {
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Box::new(content) as Box<dyn io::Read>
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};
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let result = builder.execute(reader, |indexing_step, update_id| {
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info!("update {}: {:?}", update_id, indexing_step)
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});
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match result {
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Ok(addition_result) => wtxn
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.commit()
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.and(Ok(UpdateResult::DocumentsAddition(addition_result)))
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.map_err(Into::into),
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Err(e) => Err(e.into()),
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}
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}
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fn clear_documents(&self, update_builder: UpdateBuilder) -> anyhow::Result<UpdateResult> {
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// We must use the write transaction of the update here.
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let mut wtxn = self.index.write_txn()?;
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let builder = update_builder.clear_documents(&mut wtxn, &self.index);
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match builder.execute() {
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Ok(_count) => wtxn
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.commit()
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.and(Ok(UpdateResult::Other))
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.map_err(Into::into),
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Err(e) => Err(e.into()),
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}
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}
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fn update_settings(
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&self,
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settings: &Settings,
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update_builder: UpdateBuilder,
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) -> anyhow::Result<UpdateResult> {
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// We must use the write transaction of the update here.
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let mut wtxn = self.index.write_txn()?;
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let mut builder = update_builder.settings(&mut wtxn, &self.index);
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// We transpose the settings JSON struct into a real setting update.
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if let Some(ref names) = settings.searchable_attributes {
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match names {
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Some(names) => builder.set_searchable_fields(names.clone()),
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None => builder.reset_searchable_fields(),
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}
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}
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// We transpose the settings JSON struct into a real setting update.
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if let Some(ref names) = settings.displayed_attributes {
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match names {
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Some(names) => builder.set_displayed_fields(names.clone()),
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None => builder.reset_displayed_fields(),
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}
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}
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// We transpose the settings JSON struct into a real setting update.
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if let Some(ref facet_types) = settings.faceted_attributes {
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let facet_types = facet_types.clone().unwrap_or_else(|| HashMap::new());
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builder.set_faceted_fields(facet_types);
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}
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// We transpose the settings JSON struct into a real setting update.
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if let Some(ref criteria) = settings.criteria {
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match criteria {
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Some(criteria) => builder.set_criteria(criteria.clone()),
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None => builder.reset_criteria(),
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}
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}
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let result = builder
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.execute(|indexing_step, update_id| info!("update {}: {:?}", update_id, indexing_step));
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match result {
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Ok(()) => wtxn
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.commit()
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.and(Ok(UpdateResult::Other))
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.map_err(Into::into),
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Err(e) => Err(e.into()),
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}
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}
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fn update_facets(
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&self,
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levels: &Facets,
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update_builder: UpdateBuilder,
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) -> anyhow::Result<UpdateResult> {
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// We must use the write transaction of the update here.
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let mut wtxn = self.index.write_txn()?;
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let mut builder = update_builder.facets(&mut wtxn, &self.index);
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if let Some(value) = levels.level_group_size {
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builder.level_group_size(value);
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}
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if let Some(value) = levels.min_level_size {
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builder.min_level_size(value);
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}
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match builder.execute() {
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Ok(()) => wtxn
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.commit()
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.and(Ok(UpdateResult::Other))
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.map_err(Into::into),
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Err(e) => Err(e.into()),
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}
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}
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fn delete_documents(
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&self,
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document_ids: &[u8],
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update_builder: UpdateBuilder,
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) -> anyhow::Result<UpdateResult> {
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let ids: Vec<String> = serde_json::from_slice(document_ids)?;
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let mut txn = self.index.write_txn()?;
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let mut builder = update_builder.delete_documents(&mut txn, &self.index)?;
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// We ignore unexisting document ids
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ids.iter().for_each(|id| { builder.delete_external_id(id); });
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match builder.execute() {
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Ok(deleted) => txn
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.commit()
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.and(Ok(UpdateResult::DocumentDeletion { deleted }))
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.map_err(Into::into),
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Err(e) => Err(e.into())
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}
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}
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}
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impl HandleUpdate<UpdateMeta, UpdateResult, String> for UpdateHandler {
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fn handle_update(
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&mut self,
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meta: Processing<UpdateMeta>,
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content: &[u8],
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) -> Result<Processed<UpdateMeta, UpdateResult>, Failed<UpdateMeta, String>> {
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use UpdateMeta::*;
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let update_id = meta.id();
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let update_builder = self.update_buidler(update_id);
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let result = match meta.meta() {
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DocumentsAddition {
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method,
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format,
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primary_key,
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} => self.update_documents(
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*format,
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*method,
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content,
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update_builder,
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primary_key.as_deref(),
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),
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ClearDocuments => self.clear_documents(update_builder),
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DeleteDocuments => self.delete_documents(content, update_builder),
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Settings(settings) => self.update_settings(settings, update_builder),
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Facets(levels) => self.update_facets(levels, update_builder),
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};
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match result {
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Ok(result) => Ok(meta.process(result)),
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Err(e) => Err(meta.fail(e.to_string())),
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}
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}
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}
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@ -1,5 +1,6 @@
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use chrono::{Utc, DateTime};
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use serde::{Serialize, Deserialize};
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use uuid::Uuid;
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#[derive(Debug, PartialEq, Eq, Hash, Serialize, Deserialize, Clone)]
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#[serde(rename_all = "camelCase")]
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@ -7,14 +8,16 @@ pub struct Pending<M> {
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pub update_id: u64,
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pub meta: M,
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pub enqueued_at: DateTime<Utc>,
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pub index_uuid: Uuid,
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}
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impl<M> Pending<M> {
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pub fn new(meta: M, update_id: u64) -> Self {
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pub fn new(meta: M, update_id: u64, index_uuid: Uuid) -> Self {
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Self {
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enqueued_at: Utc::now(),
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meta,
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update_id,
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index_uuid,
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}
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}
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@ -73,6 +76,10 @@ impl<M> Processing<M> {
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self.from.meta()
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}
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pub fn index_uuid(&self) -> &Uuid {
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&self.from.index_uuid
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}
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pub fn process<N>(self, meta: N) -> Processed<M, N> {
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Processed {
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success: meta,
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