MeiliSearch/meilisearch-http/src/index_controller/update_handler.rs

96 lines
3.3 KiB
Rust

use std::fs::File;
use crate::index::Index;
use anyhow::Result;
use grenad::CompressionType;
use milli::update::UpdateBuilder;
use rayon::ThreadPool;
use crate::index::UpdateResult;
use crate::index_controller::updates::{Failed, Processed, Processing};
use crate::index_controller::UpdateMeta;
use crate::option::IndexerOpts;
pub struct UpdateHandler {
max_nb_chunks: Option<usize>,
chunk_compression_level: Option<u32>,
thread_pool: ThreadPool,
log_frequency: usize,
max_memory: usize,
linked_hash_map_size: usize,
chunk_compression_type: CompressionType,
chunk_fusing_shrink_size: u64,
}
impl UpdateHandler {
pub fn new(opt: &IndexerOpts) -> anyhow::Result<Self> {
let thread_pool = rayon::ThreadPoolBuilder::new()
.num_threads(opt.indexing_jobs.unwrap_or(0))
.build()?;
Ok(Self {
max_nb_chunks: opt.max_nb_chunks,
chunk_compression_level: opt.chunk_compression_level,
thread_pool,
log_frequency: opt.log_every_n,
max_memory: opt.max_memory.get_bytes() as usize,
linked_hash_map_size: opt.linked_hash_map_size,
chunk_compression_type: opt.chunk_compression_type,
chunk_fusing_shrink_size: opt.chunk_fusing_shrink_size.get_bytes(),
})
}
fn update_buidler(&self, update_id: u64) -> UpdateBuilder {
// We prepare the update by using the update builder.
let mut update_builder = UpdateBuilder::new(update_id);
if let Some(max_nb_chunks) = self.max_nb_chunks {
update_builder.max_nb_chunks(max_nb_chunks);
}
if let Some(chunk_compression_level) = self.chunk_compression_level {
update_builder.chunk_compression_level(chunk_compression_level);
}
update_builder.thread_pool(&self.thread_pool);
update_builder.log_every_n(self.log_frequency);
update_builder.max_memory(self.max_memory);
update_builder.linked_hash_map_size(self.linked_hash_map_size);
update_builder.chunk_compression_type(self.chunk_compression_type);
update_builder.chunk_fusing_shrink_size(self.chunk_fusing_shrink_size);
update_builder
}
pub fn handle_update(
&self,
meta: Processing<UpdateMeta>,
content: File,
index: Index,
) -> Result<Processed<UpdateMeta, UpdateResult>, Failed<UpdateMeta, String>> {
use UpdateMeta::*;
let update_id = meta.id();
let update_builder = self.update_buidler(update_id);
let result = match meta.meta() {
DocumentsAddition {
method,
format,
primary_key,
} => index.update_documents(
*format,
*method,
content,
update_builder,
primary_key.as_deref(),
),
ClearDocuments => index.clear_documents(update_builder),
DeleteDocuments => index.delete_documents(content, update_builder),
Settings(settings) => index.update_settings(settings, update_builder),
Facets(levels) => index.update_facets(levels, update_builder),
};
match result {
Ok(result) => Ok(meta.process(result)),
Err(e) => Err(meta.fail(e.to_string())),
}
}
}