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Remove the serde Serializer

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This commit is contained in:
Kerollmops 2020-05-18 10:56:24 +02:00
parent 3502d8b48c
commit 615825b9fd
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GPG Key ID: 92ADA4E935E71FA4
4 changed files with 57 additions and 394 deletions
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4
meilisearch-core/benches/search_benchmark.rs
View File

@ -8,7 +8,7 @@ use std::fs::File;
use std::io::BufReader;
use std::iter;
use meilisearch_core::Database;
use meilisearch_core::{Database, DatabaseOptions};
use meilisearch_core::{ProcessedUpdateResult, UpdateStatus};
use meilisearch_core::settings::{Settings, SettingsUpdate};
use meilisearch_schema::Schema;
@ -17,7 +17,7 @@ use serde_json::Value;
use criterion::{criterion_group, criterion_main, Criterion, BenchmarkId};
fn prepare_database(path: &Path) -> Database {
let database = Database::open_or_create(path).unwrap();
let database = Database::open_or_create(path, DatabaseOptions::default()).unwrap();
let db = &database;
let (sender, receiver) = mpsc::sync_channel(100);

2
meilisearch-core/src/serde/mod.rs
View File

@ -13,14 +13,12 @@ mod convert_to_string;
mod deserializer;
mod extract_document_id;
mod indexer;
mod serializer;
pub use self::convert_to_number::ConvertToNumber;
pub use self::convert_to_string::ConvertToString;
pub use self::deserializer::{Deserializer, DeserializerError};
pub use self::extract_document_id::{compute_document_id, extract_document_id, value_to_string};
pub use self::indexer::Indexer;
pub use self::serializer::{serialize_value, serialize_value_with_id, Serializer};
use std::{error::Error, fmt};

361
meilisearch-core/src/serde/serializer.rs
View File

@ -1,361 +0,0 @@
use meilisearch_schema::{Schema, FieldId};
use serde::ser;
use crate::database::MainT;
use crate::raw_indexer::RawIndexer;
use crate::store::{DocumentsFields, DocumentsFieldsCounts};
use crate::{DocumentId, RankedMap};
use super::{ConvertToNumber, ConvertToString, Indexer, SerializerError};
pub struct Serializer<'a, 'b> {
pub txn: &'a mut heed::RwTxn<'b, MainT>,
pub schema: &'a mut Schema,
pub document_store: DocumentsFields,
pub document_fields_counts: DocumentsFieldsCounts,
pub indexer: &'a mut RawIndexer,
pub ranked_map: &'a mut RankedMap,
pub document_id: DocumentId,
}
impl<'a, 'b> ser::Serializer for Serializer<'a, 'b> {
type Ok = ();
type Error = SerializerError;
type SerializeSeq = ser::Impossible<Self::Ok, Self::Error>;
type SerializeTuple = ser::Impossible<Self::Ok, Self::Error>;
type SerializeTupleStruct = ser::Impossible<Self::Ok, Self::Error>;
type SerializeTupleVariant = ser::Impossible<Self::Ok, Self::Error>;
type SerializeMap = MapSerializer<'a, 'b>;
type SerializeStruct = StructSerializer<'a, 'b>;
type SerializeStructVariant = ser::Impossible<Self::Ok, Self::Error>;
forward_to_unserializable_type! {
bool => serialize_bool,
char => serialize_char,
i8 => serialize_i8,
i16 => serialize_i16,
i32 => serialize_i32,
i64 => serialize_i64,
u8 => serialize_u8,
u16 => serialize_u16,
u32 => serialize_u32,
u64 => serialize_u64,
f32 => serialize_f32,
f64 => serialize_f64,
}
fn serialize_str(self, _v: &str) -> Result<Self::Ok, Self::Error> {
Err(SerializerError::UnserializableType { type_name: "str" })
}
fn serialize_bytes(self, _v: &[u8]) -> Result<Self::Ok, Self::Error> {
Err(SerializerError::UnserializableType { type_name: "&[u8]" })
}
fn serialize_none(self) -> Result<Self::Ok, Self::Error> {
Err(SerializerError::UnserializableType {
type_name: "Option",
})
}
fn serialize_some<T: ?Sized>(self, _value: &T) -> Result<Self::Ok, Self::Error>
where
T: ser::Serialize,
{
Err(SerializerError::UnserializableType {
type_name: "Option",
})
}
fn serialize_unit(self) -> Result<Self::Ok, Self::Error> {
Err(SerializerError::UnserializableType { type_name: "()" })
}
fn serialize_unit_struct(self, _name: &'static str) -> Result<Self::Ok, Self::Error> {
Err(SerializerError::UnserializableType {
type_name: "unit struct",
})
}
fn serialize_unit_variant(
self,
_name: &'static str,
_variant_index: u32,
_variant: &'static str,
) -> Result<Self::Ok, Self::Error> {
Err(SerializerError::UnserializableType {
type_name: "unit variant",
})
}
fn serialize_newtype_struct<T: ?Sized>(
self,
_name: &'static str,
value: &T,
) -> Result<Self::Ok, Self::Error>
where
T: ser::Serialize,
{
value.serialize(self)
}
fn serialize_newtype_variant<T: ?Sized>(
self,
_name: &'static str,
_variant_index: u32,
_variant: &'static str,
_value: &T,
) -> Result<Self::Ok, Self::Error>
where
T: ser::Serialize,
{
Err(SerializerError::UnserializableType {
type_name: "newtype variant",
})
}
fn serialize_seq(self, _len: Option<usize>) -> Result<Self::SerializeSeq, Self::Error> {
Err(SerializerError::UnserializableType {
type_name: "sequence",
})
}
fn serialize_tuple(self, _len: usize) -> Result<Self::SerializeTuple, Self::Error> {
Err(SerializerError::UnserializableType { type_name: "tuple" })
}
fn serialize_tuple_struct(
self,
_name: &'static str,
_len: usize,
) -> Result<Self::SerializeTupleStruct, Self::Error> {
Err(SerializerError::UnserializableType {
type_name: "tuple struct",
})
}
fn serialize_tuple_variant(
self,
_name: &'static str,
_variant_index: u32,
_variant: &'static str,
_len: usize,
) -> Result<Self::SerializeTupleVariant, Self::Error> {
Err(SerializerError::UnserializableType {
type_name: "tuple variant",
})
}
fn serialize_map(self, _len: Option<usize>) -> Result<Self::SerializeMap, Self::Error> {
Ok(MapSerializer {
txn: self.txn,
schema: self.schema,
document_id: self.document_id,
document_store: self.document_store,
document_fields_counts: self.document_fields_counts,
indexer: self.indexer,
ranked_map: self.ranked_map,
current_key_name: None,
})
}
fn serialize_struct(
self,
_name: &'static str,
_len: usize,
) -> Result<Self::SerializeStruct, Self::Error> {
Ok(StructSerializer {
txn: self.txn,
schema: self.schema,
document_id: self.document_id,
document_store: self.document_store,
document_fields_counts: self.document_fields_counts,
indexer: self.indexer,
ranked_map: self.ranked_map,
})
}
fn serialize_struct_variant(
self,
_name: &'static str,
_variant_index: u32,
_variant: &'static str,
_len: usize,
) -> Result<Self::SerializeStructVariant, Self::Error> {
Err(SerializerError::UnserializableType {
type_name: "struct variant",
})
}
}
pub struct MapSerializer<'a, 'b> {
txn: &'a mut heed::RwTxn<'b, MainT>,
schema: &'a mut Schema,
document_id: DocumentId,
document_store: DocumentsFields,
document_fields_counts: DocumentsFieldsCounts,
indexer: &'a mut RawIndexer,
ranked_map: &'a mut RankedMap,
current_key_name: Option<String>,
}
impl<'a, 'b> ser::SerializeMap for MapSerializer<'a, 'b> {
type Ok = ();
type Error = SerializerError;
fn serialize_key<T: ?Sized>(&mut self, key: &T) -> Result<(), Self::Error>
where
T: ser::Serialize,
{
let key = key.serialize(ConvertToString)?;
self.current_key_name = Some(key);
Ok(())
}
fn serialize_value<T: ?Sized>(&mut self, value: &T) -> Result<(), Self::Error>
where
T: ser::Serialize,
{
let key = self.current_key_name.take().unwrap();
self.serialize_entry(&key, value)
}
fn serialize_entry<K: ?Sized, V: ?Sized>(
&mut self,
key: &K,
value: &V,
) -> Result<(), Self::Error>
where
K: ser::Serialize,
V: ser::Serialize,
{
let key = key.serialize(ConvertToString)?;
serialize_value(
self.txn,
key.as_str(),
self.schema,
self.document_id,
self.document_store,
self.document_fields_counts,
self.indexer,
self.ranked_map,
value,
)
}
fn end(self) -> Result<Self::Ok, Self::Error> {
Ok(())
}
}
pub struct StructSerializer<'a, 'b> {
txn: &'a mut heed::RwTxn<'b, MainT>,
schema: &'a mut Schema,
document_id: DocumentId,
document_store: DocumentsFields,
document_fields_counts: DocumentsFieldsCounts,
indexer: &'a mut RawIndexer,
ranked_map: &'a mut RankedMap,
}
impl<'a, 'b> ser::SerializeStruct for StructSerializer<'a, 'b> {
type Ok = ();
type Error = SerializerError;
fn serialize_field<T: ?Sized>(
&mut self,
key: &'static str,
value: &T,
) -> Result<(), Self::Error>
where
T: ser::Serialize,
{
serialize_value(
self.txn,
key,
self.schema,
self.document_id,
self.document_store,
self.document_fields_counts,
self.indexer,
self.ranked_map,
value,
)
}
fn end(self) -> Result<Self::Ok, Self::Error> {
Ok(())
}
}
pub fn serialize_value<'a, T: ?Sized>(
txn: &mut heed::RwTxn<MainT>,
attribute: &str,
schema: &'a mut Schema,
document_id: DocumentId,
document_store: DocumentsFields,
documents_fields_counts: DocumentsFieldsCounts,
indexer: &mut RawIndexer,
ranked_map: &mut RankedMap,
value: &T,
) -> Result<(), SerializerError>
where
T: ser::Serialize,
{
let field_id = schema.insert_and_index(&attribute)?;
serialize_value_with_id(
txn,
field_id,
schema,
document_id,
document_store,
documents_fields_counts,
indexer,
ranked_map,
value,
)
}
pub fn serialize_value_with_id<'a, T: ?Sized>(
txn: &mut heed::RwTxn<MainT>,
field_id: FieldId,
schema: &'a Schema,
document_id: DocumentId,
document_store: DocumentsFields,
documents_fields_counts: DocumentsFieldsCounts,
indexer: &mut RawIndexer,
ranked_map: &mut RankedMap,
value: &T,
) -> Result<(), SerializerError>
where
T: ser::Serialize,
{
let serialized = serde_json::to_vec(value)?;
document_store.put_document_field(txn, document_id, field_id, &serialized)?;
if let Some(indexed_pos) = schema.is_indexed(field_id) {
let indexer = Indexer {
pos: *indexed_pos,
indexer,
document_id,
};
if let Some(number_of_words) = value.serialize(indexer)? {
documents_fields_counts.put_document_field_count(
txn,
document_id,
*indexed_pos,
number_of_words as u16,
)?;
}
}
if schema.is_ranked(field_id) {
let number = value.serialize(ConvertToNumber).unwrap_or_default();
ranked_map.insert(document_id, field_id, number);
}
Ok(())
}

78
meilisearch-core/src/update/documents_addition.rs
View File

@ -4,12 +4,14 @@ use fst::{set::OpBuilder, SetBuilder};
use indexmap::IndexMap;
use sdset::{duo::Union, SetOperation};
use serde::{Deserialize, Serialize};
use serde_json::Value;
use crate::database::{MainT, UpdateT};
use crate::database::{UpdateEvent, UpdateEventsEmitter};
use crate::facets;
use crate::raw_indexer::RawIndexer;
use crate::serde::{extract_document_id, serialize_value_with_id, Deserializer, Serializer};
use crate::serde::{extract_document_id, Deserializer};
use crate::serde::{ConvertToNumber, Indexer};
use crate::store;
use crate::update::{apply_documents_deletion, compute_short_prefixes, next_update_id, Update};
use crate::{Error, MResult, RankedMap};
@ -107,7 +109,7 @@ pub fn push_documents_addition<D: serde::Serialize>(
pub fn apply_addition<'a, 'b>(
writer: &'a mut heed::RwTxn<'b, MainT>,
index: &store::Index,
addition: Vec<IndexMap<String, serde_json::Value>>,
addition: Vec<IndexMap<String, Value>>,
partial: bool
) -> MResult<()> {
let mut documents_additions = HashMap::new();
@ -137,7 +139,7 @@ pub fn apply_addition<'a, 'b>(
// retrieve the old document and
// update the new one with missing keys found in the old one
let result = Option::<HashMap<String, serde_json::Value>>::deserialize(&mut deserializer)?;
let result = Option::<HashMap<String, Value>>::deserialize(&mut deserializer)?;
if let Some(old_document) = result {
for (key, value) in old_document {
document.entry(key).or_insert(value);
@ -170,18 +172,33 @@ pub fn apply_addition<'a, 'b>(
let mut indexer = RawIndexer::new(stop_words);
// For each document in this update
for (document_id, document) in documents_additions {
let serializer = Serializer {
txn: writer,
schema: &mut schema,
document_store: index.documents_fields,
document_fields_counts: index.documents_fields_counts,
indexer: &mut indexer,
ranked_map: &mut ranked_map,
document_id,
};
document.serialize(serializer)?;
// For each key-value pair in the document.
for (attribute, value) in document {
let field_id = schema.insert_and_index(&attribute)?;
let serialized = serde_json::to_vec(&value)?;
index.documents_fields.put_document_field(writer, document_id, field_id, &serialized)?;
if let Some(indexed_pos) = schema.is_indexed(field_id) {
let indexer = Indexer { pos: *indexed_pos, indexer: &mut indexer, document_id };
if let Some(number_of_words) = value.serialize(indexer)? {
index.documents_fields_counts.put_document_field_count(
writer,
document_id,
*indexed_pos,
number_of_words as u16,
)?;
}
}
if schema.is_ranked(field_id) {
let number = value.serialize(ConvertToNumber).unwrap_or_default();
ranked_map.insert(document_id, field_id, number);
}
}
}
write_documents_addition_index(
@ -200,7 +217,7 @@ pub fn apply_addition<'a, 'b>(
pub fn apply_documents_partial_addition<'a, 'b>(
writer: &'a mut heed::RwTxn<'b, MainT>,
index: &store::Index,
addition: Vec<IndexMap<String, serde_json::Value>>,
addition: Vec<IndexMap<String, Value>>,
) -> MResult<()> {
apply_addition(writer, index, addition, true)
}
@ -208,7 +225,7 @@ pub fn apply_documents_partial_addition<'a, 'b>(
pub fn apply_documents_addition<'a, 'b>(
writer: &'a mut heed::RwTxn<'b, MainT>,
index: &store::Index,
addition: Vec<IndexMap<String, serde_json::Value>>,
addition: Vec<IndexMap<String, Value>>,
) -> MResult<()> {
apply_addition(writer, index, addition, false)
}
@ -253,25 +270,34 @@ pub fn reindex_all_documents(writer: &mut heed::RwTxn<MainT>, index: &store::Ind
for document_id in documents_ids_to_reindex {
for result in index.documents_fields.document_fields(writer, document_id)? {
let (field_id, bytes) = result?;
let value: serde_json::Value = serde_json::from_slice(bytes)?;
let value: Value = serde_json::from_slice(bytes)?;
ram_store.insert((document_id, field_id), value);
}
for ((docid, field_id), value) in ram_store.drain() {
serialize_value_with_id(
// For each key-value pair in the document.
for ((document_id, field_id), value) in ram_store.drain() {
let serialized = serde_json::to_vec(&value)?;
index.documents_fields.put_document_field(writer, document_id, field_id, &serialized)?;
if let Some(indexed_pos) = schema.is_indexed(field_id) {
let indexer = Indexer { pos: *indexed_pos, indexer: &mut indexer, document_id };
if let Some(number_of_words) = value.serialize(indexer)? {
index.documents_fields_counts.put_document_field_count(
writer,
field_id,
&schema,
docid,
index.documents_fields,
index.documents_fields_counts,
&mut indexer,
&mut ranked_map,
&value
document_id,
*indexed_pos,
number_of_words as u16,
)?;
}
}
if schema.is_ranked(field_id) {
let number = value.serialize(ConvertToNumber).unwrap_or_default();
ranked_map.insert(document_id, field_id, number);
}
}
}
// 4. write the new index in the main store
write_documents_addition_index(
writer,