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MeiliSearch
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fix issue 3037

This commit is contained in:
jiangbo212 2022-11-30 00:03:22 +08:00
parent 914f8b118c
commit 38982d13fe
8 changed files with 182 additions and 79 deletions
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12
Cargo.lock generated
View File

@ -2376,7 +2376,9 @@ dependencies = [
"flate2",
"fst",
"insta",
"log",
"meili-snap",
"memmap",
"milli",
"proptest",
"proptest-derive",
@ -2396,6 +2398,16 @@ version = "2.5.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
[[package]]
name = "memmap"
version = "0.7.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6585fd95e7bb50d6cc31e20d4cf9afb4e2ba16c5846fc76793f11218da9c475b"
dependencies = [
"libc",
"winapi",
]
[[package]]
name = "memmap2"
version = "0.5.7"

47
index-scheduler/src/lib.rs
View File

@ -1024,18 +1024,20 @@ impl IndexScheduler {
#[cfg(test)]
mod tests {
use std::io::{Seek, Write, BufWriter};
use std::time::Instant;
use big_s::S;
use file_store::File;
use meili_snap::snapshot;
use meilisearch_types::document_formats::DocumentFormatError;
use meilisearch_types::milli::obkv_to_json;
use meilisearch_types::milli::update::IndexDocumentsMethod::{
ReplaceDocuments, UpdateDocuments,
};
use meilisearch_types::tasks::IndexSwap;
use meilisearch_types::VERSION_FILE_NAME;
use tempfile::TempDir;
use tempfile::{TempDir, NamedTempFile};
use time::Duration;
use uuid::Uuid;
@ -1128,6 +1130,15 @@ mod tests {
}
}
/// Adapting to the new json reading interface
pub fn read_json(bytes: &[u8], write: impl Write + Seek) -> std::result::Result<usize, DocumentFormatError> {
let temp_file = NamedTempFile::new().unwrap();
let mut buffer = BufWriter::new(temp_file.reopen().unwrap());
buffer.write(bytes).unwrap();
buffer.flush().unwrap();
meilisearch_types::document_formats::read_json(temp_file.as_file(), write)
}
/// Create an update file with the given file uuid.
///
/// The update file contains just one simple document whose id is given by `document_id`.
@ -1147,7 +1158,7 @@ mod tests {
let (_uuid, mut file) = index_scheduler.create_update_file_with_uuid(file_uuid).unwrap();
let documents_count =
meilisearch_types::document_formats::read_json(content.as_bytes(), file.as_file_mut())
read_json(content.as_bytes(), file.as_file_mut())
.unwrap() as u64;
(file, documents_count)
}
@ -1450,7 +1461,7 @@ mod tests {
let (uuid, mut file) = index_scheduler.create_update_file_with_uuid(0).unwrap();
let documents_count =
meilisearch_types::document_formats::read_json(content.as_bytes(), file.as_file_mut())
read_json(content.as_bytes(), file.as_file_mut())
.unwrap() as u64;
file.persist().unwrap();
index_scheduler
@ -1496,7 +1507,7 @@ mod tests {
let (uuid, mut file) = index_scheduler.create_update_file_with_uuid(0).unwrap();
let documents_count =
meilisearch_types::document_formats::read_json(content.as_bytes(), file.as_file_mut())
read_json(content.as_bytes(), file.as_file_mut())
.unwrap() as u64;
file.persist().unwrap();
index_scheduler
@ -1678,7 +1689,7 @@ mod tests {
let (uuid, mut file) = index_scheduler.create_update_file_with_uuid(0).unwrap();
let documents_count =
meilisearch_types::document_formats::read_json(content.as_bytes(), file.as_file_mut())
read_json(content.as_bytes(), file.as_file_mut())
.unwrap() as u64;
file.persist().unwrap();
index_scheduler
@ -1847,7 +1858,7 @@ mod tests {
);
let (uuid, mut file) = index_scheduler.create_update_file_with_uuid(i).unwrap();
let documents_count = meilisearch_types::document_formats::read_json(
let documents_count = read_json(
content.as_bytes(),
file.as_file_mut(),
)
@ -1902,7 +1913,7 @@ mod tests {
);
let (uuid, mut file) = index_scheduler.create_update_file_with_uuid(i).unwrap();
let documents_count = meilisearch_types::document_formats::read_json(
let documents_count = read_json(
content.as_bytes(),
file.as_file_mut(),
)
@ -1959,7 +1970,7 @@ mod tests {
);
let (uuid, mut file) = index_scheduler.create_update_file_with_uuid(i).unwrap();
let documents_count = meilisearch_types::document_formats::read_json(
let documents_count = read_json(
content.as_bytes(),
file.as_file_mut(),
)
@ -2016,7 +2027,7 @@ mod tests {
);
let (uuid, mut file) = index_scheduler.create_update_file_with_uuid(i).unwrap();
let documents_count = meilisearch_types::document_formats::read_json(
let documents_count = read_json(
content.as_bytes(),
file.as_file_mut(),
)
@ -2076,7 +2087,7 @@ mod tests {
);
let (uuid, mut file) = index_scheduler.create_update_file_with_uuid(i).unwrap();
let documents_count = meilisearch_types::document_formats::read_json(
let documents_count = read_json(
content.as_bytes(),
file.as_file_mut(),
)
@ -2505,7 +2516,7 @@ mod tests {
let (uuid, mut file) = index_scheduler.create_update_file_with_uuid(0).unwrap();
let documents_count =
meilisearch_types::document_formats::read_json(content.as_bytes(), file.as_file_mut())
read_json(content.as_bytes(), file.as_file_mut())
.unwrap() as u64;
file.persist().unwrap();
index_scheduler
@ -2547,7 +2558,7 @@ mod tests {
let (uuid, mut file) = index_scheduler.create_update_file_with_uuid(0).unwrap();
let documents_count =
meilisearch_types::document_formats::read_json(content.as_bytes(), file.as_file_mut())
read_json(content.as_bytes(), file.as_file_mut())
.unwrap() as u64;
file.persist().unwrap();
index_scheduler
@ -2596,7 +2607,7 @@ mod tests {
);
let (uuid, mut file) = index_scheduler.create_update_file_with_uuid(i).unwrap();
let documents_count = meilisearch_types::document_formats::read_json(
let documents_count = read_json(
content.as_bytes(),
file.as_file_mut(),
)
@ -2645,7 +2656,7 @@ mod tests {
);
let (uuid, mut file) = index_scheduler.create_update_file_with_uuid(i).unwrap();
let documents_count = meilisearch_types::document_formats::read_json(
let documents_count = read_json(
content.as_bytes(),
file.as_file_mut(),
)
@ -2708,7 +2719,7 @@ mod tests {
);
let (uuid, mut file) = index_scheduler.create_update_file_with_uuid(i).unwrap();
let documents_count = meilisearch_types::document_formats::read_json(
let documents_count = read_json(
content.as_bytes(),
file.as_file_mut(),
)
@ -2773,7 +2784,7 @@ mod tests {
);
let (uuid, mut file) = index_scheduler.create_update_file_with_uuid(i).unwrap();
let documents_count = meilisearch_types::document_formats::read_json(
let documents_count = read_json(
content.as_bytes(),
file.as_file_mut(),
)
@ -2845,7 +2856,7 @@ mod tests {
let allow_index_creation = i % 2 != 0;
let (uuid, mut file) = index_scheduler.create_update_file_with_uuid(i).unwrap();
let documents_count = meilisearch_types::document_formats::read_json(
let documents_count = read_json(
content.as_bytes(),
file.as_file_mut(),
)
@ -2905,7 +2916,7 @@ mod tests {
let allow_index_creation = i % 2 != 0;
let (uuid, mut file) = index_scheduler.create_update_file_with_uuid(i).unwrap();
let documents_count = meilisearch_types::document_formats::read_json(
let documents_count = read_json(
content.as_bytes(),
file.as_file_mut(),
)

3
meilisearch-http/src/error.rs
View File

@ -95,6 +95,8 @@ pub enum PayloadError {
MalformedPayload(serde_json::error::Error),
#[error("A json payload is missing.")]
MissingPayload,
#[error("Exception when accepting a playload to a temporary file")]
ReceivePayloadErr,
}
impl ErrorCode for PayloadError {
@ -126,6 +128,7 @@ impl ErrorCode for PayloadError {
},
PayloadError::MissingPayload => Code::MissingPayload,
PayloadError::MalformedPayload(_) => Code::MalformedPayload,
PayloadError::ReceivePayloadErr => Code::ReceivePayloadErr,
}
}
}

61
meilisearch-http/src/routes/indexes/documents.rs
View File

@ -1,13 +1,12 @@
use std::io::{Cursor, ErrorKind};
use std::io::{ErrorKind, BufWriter, Write};
use actix_web::http::header::CONTENT_TYPE;
use actix_web::web::Data;
use actix_web::{web, HttpMessage, HttpRequest, HttpResponse};
use bstr::ByteSlice;
use futures::StreamExt;
use index_scheduler::IndexScheduler;
use log::debug;
use meilisearch_types::document_formats::{read_csv, read_json, read_ndjson, PayloadType};
use log::{debug, error};
use meilisearch_types::document_formats::{read_csv, PayloadType, read_json, read_ndjson};
use meilisearch_types::error::ResponseError;
use meilisearch_types::heed::RoTxn;
use meilisearch_types::index_uid::IndexUid;
@ -20,9 +19,10 @@ use once_cell::sync::Lazy;
use serde::Deserialize;
use serde_cs::vec::CS;
use serde_json::Value;
use tempfile::NamedTempFile;
use crate::analytics::Analytics;
use crate::error::MeilisearchHttpError;
use crate::error::PayloadError::ReceivePayloadErr;
use crate::extractors::authentication::policies::*;
use crate::extractors::authentication::GuardedData;
use crate::extractors::payload::Payload;
@ -223,26 +223,51 @@ async fn document_addition(
let (uuid, mut update_file) = index_scheduler.create_update_file()?;
// TODO: this can be slow, maybe we should spawn a thread? But the payload isn't Send+Sync :weary:
// push the entire stream into a `Vec`.
// If someone sends us a never ending stream we're going to block the thread.
// TODO: Maybe we should write it to a file to reduce the RAM consumption
// and then reread it to convert it to obkv?
let mut buffer = Vec::new();
let err: Result<SummarizedTaskView, MeilisearchHttpError> = Err(MeilisearchHttpError::Payload(ReceivePayloadErr));
let temp_file = match NamedTempFile::new() {
Ok(temp_file) => temp_file,
Err(e) => {
error!("create a temporary file error: {}", e);
return err;
},
};
debug!("temp file path: {:?}", temp_file.as_ref());
let buffer_file = match temp_file.reopen() {
Ok(buffer_file) => buffer_file,
Err(e) => {
error!("reopen payload temporary file error: {}", e);
return err;
}
};
let mut buffer = BufWriter::new(buffer_file);
let mut buffer_write_size:usize = 0;
while let Some(bytes) = body.next().await {
buffer.extend_from_slice(&bytes?);
}
if buffer.is_empty() {
match buffer.write(&bytes?) {
Ok(size) => buffer_write_size = buffer_write_size + size,
Err(e) => {
error!("bufWriter write error: {}", e);
return err
}
}
};
if let Err(e) = buffer.flush() {
error!("bufWriter flush error: {}", e);
return err
};
if buffer_write_size == 0 {
return Err(MeilisearchHttpError::MissingPayload(format));
}
let reader = Cursor::new(buffer);
let documents_count =
tokio::task::spawn_blocking(move || -> Result<_, MeilisearchHttpError> {
let documents_count = match format {
PayloadType::Json => read_json(reader, update_file.as_file_mut())?,
PayloadType::Csv => read_csv(reader, update_file.as_file_mut())?,
PayloadType::Ndjson => read_ndjson(reader, update_file.as_file_mut())?,
PayloadType::Json => read_json(temp_file.as_file(), update_file.as_file_mut())?,
PayloadType::Csv => read_csv(temp_file.as_file(), update_file.as_file_mut())?,
PayloadType::Ndjson => read_ndjson(temp_file.as_file(), update_file.as_file_mut())?,
};
// we NEED to persist the file here because we moved the `udpate_file` in another task.
update_file.persist()?;

4
meilisearch-http/tests/documents/add_documents.rs
View File

@ -436,7 +436,7 @@ async fn error_add_malformed_ndjson_documents() {
assert_eq!(
response["message"],
json!(
r#"The `ndjson` payload provided is malformed. `Couldn't serialize document value: key must be a string at line 2 column 2`."#
r#"The `ndjson` payload provided is malformed. `Couldn't serialize document value: trailing characters at line 2 column 1`."#
)
);
assert_eq!(response["code"], json!("malformed_payload"));
@ -456,7 +456,7 @@ async fn error_add_malformed_ndjson_documents() {
assert_eq!(status_code, 400);
assert_eq!(
response["message"],
json!("The `ndjson` payload provided is malformed. `Couldn't serialize document value: key must be a string at line 2 column 2`.")
json!("The `ndjson` payload provided is malformed. `Couldn't serialize document value: trailing characters at line 2 column 1`.")
);
assert_eq!(response["code"], json!("malformed_payload"));
assert_eq!(response["type"], json!("invalid_request"));

2
meilisearch-types/Cargo.toml
View File

@ -23,6 +23,8 @@ thiserror = "1.0.30"
time = { version = "0.3.7", features = ["serde-well-known", "formatting", "parsing", "macros"] }
tokio = "1.0"
uuid = { version = "1.1.2", features = ["serde", "v4"] }
memmap = "0.7.0"
log = "0.4.17"
[dev-dependencies]
insta = "1.19.1"

128
meilisearch-types/src/document_formats.rs
View File

@ -1,13 +1,16 @@
use std::borrow::Borrow;
use std::fmt::{self, Debug, Display};
use std::io::{self, BufReader, Read, Seek, Write};
use std::fs::File;
use std::io::{self, Seek, Write};
use std::marker::PhantomData;
use either::Either;
use log::debug;
use memmap::MmapOptions;
use milli::documents::{DocumentsBatchBuilder, Error};
use milli::Object;
use serde::Deserialize;
use serde::de::{Visitor, SeqAccess};
use serde::{Deserialize, Deserializer};
use serde_json::error::Category;
use crate::error::{Code, ErrorCode};
use crate::internal_error;
@ -99,10 +102,10 @@ impl ErrorCode for DocumentFormatError {
internal_error!(DocumentFormatError: io::Error);
/// Reads CSV from input and write an obkv batch to writer.
pub fn read_csv(input: impl Read, writer: impl Write + Seek) -> Result<usize> {
pub fn read_csv(file: &File, writer: impl Write + Seek) -> Result<usize> {
let mut builder = DocumentsBatchBuilder::new(writer);
let csv = csv::Reader::from_reader(input);
let mmap = unsafe { MmapOptions::new().map(file).unwrap()};
let csv = csv::Reader::from_reader(mmap.as_ref());
builder.append_csv(csv).map_err(|e| (PayloadType::Csv, e))?;
let count = builder.documents_count();
@ -111,17 +114,47 @@ pub fn read_csv(input: impl Read, writer: impl Write + Seek) -> Result<usize> {
Ok(count as usize)
}
/// Reads JSON Lines from input and write an obkv batch to writer.
pub fn read_ndjson(input: impl Read, writer: impl Write + Seek) -> Result<usize> {
let mut builder = DocumentsBatchBuilder::new(writer);
let reader = BufReader::new(input);
/// Reads JSON from temporary file and write an obkv batch to writer.
pub fn read_json(file: &File, writer: impl Write + Seek) -> Result<usize> {
read_json_inner(file, writer, PayloadType::Json)
}
for result in serde_json::Deserializer::from_reader(reader).into_iter() {
let object = result.map_err(Error::Json).map_err(|e| (PayloadType::Ndjson, e))?;
/// Reads JSON from temporary file and write an obkv batch to writer.
pub fn read_ndjson(file: &File, writer: impl Write + Seek) -> Result<usize> {
read_json_inner(file, writer, PayloadType::Ndjson)
}
/// Reads JSON from temporary file and write an obkv batch to writer.
fn read_json_inner(file: &File, writer: impl Write + Seek, payload_type: PayloadType) -> Result<usize> {
let mut builder = DocumentsBatchBuilder::new(writer);
let mmap = unsafe { MmapOptions::new().map(file).unwrap()};
let mut deserializer = serde_json::Deserializer::from_slice(&mmap);
match array_each(&mut deserializer, |obj: Object | {
builder
.append_json_object(&object)
.map_err(Into::into)
.map_err(DocumentFormatError::Internal)?;
.append_json_object(&obj)
}) {
Ok(Ok(count)) => debug!("serde json array size: {}", count),
Ok(Err(e)) => return Err(DocumentFormatError::Internal(Box::new(e))),
Err(_e) => {
debug!("deserialize single json");
#[derive(Deserialize, Debug)]
#[serde(transparent)]
struct ArrayOrSingleObject {
#[serde(with = "either::serde_untagged")]
inner: Either<Vec<Object>, Object>,
}
let content: ArrayOrSingleObject =
serde_json::from_reader(file).map_err(Error::Json).map_err(|e| (payload_type, e))?;
for object in content.inner.map_right(|o| vec![o]).into_inner() {
builder
.append_json_object(&object)
.map_err(Into::into)
.map_err(DocumentFormatError::Internal)?;
}
}
}
let count = builder.documents_count();
@ -130,30 +163,43 @@ pub fn read_ndjson(input: impl Read, writer: impl Write + Seek) -> Result<usize>
Ok(count as usize)
}
/// Reads JSON from input and write an obkv batch to writer.
pub fn read_json(input: impl Read, writer: impl Write + Seek) -> Result<usize> {
let mut builder = DocumentsBatchBuilder::new(writer);
let reader = BufReader::new(input);
/**
* https://serde.rs/stream-array.html
* https://github.com/serde-rs/json/issues/160
*/
fn array_each<'de, D, T, F>(deserializer: D, f: F) -> std::result::Result<io::Result<u64>, D::Error>
where
D: Deserializer<'de>,
T: Deserialize<'de>,
F: FnMut(T) -> io::Result<()>,
{
struct SeqVisitor<T, F>(F, PhantomData<T>);
#[derive(Deserialize, Debug)]
#[serde(transparent)]
struct ArrayOrSingleObject {
#[serde(with = "either::serde_untagged")]
inner: Either<Vec<Object>, Object>,
impl<'de, T, F> Visitor<'de> for SeqVisitor<T, F>
where
T: Deserialize<'de>,
F: FnMut(T) -> io::Result<()>,
{
type Value = io::Result<u64>;
fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
formatter.write_str("a nonempty sequence")
}
fn visit_seq<A>(mut self, mut seq: A) -> std::result::Result<io::Result<u64>, <A as SeqAccess<'de>>::Error>
where
A: SeqAccess<'de>,
{
let mut max: u64 = 0;
while let Some(value) = seq.next_element::<T>()? {
match self.0(value) {
Ok(()) => max = max + 1,
Err(e) => return Ok(Err(e)),
};
}
Ok(Ok(max))
}
}
let content: ArrayOrSingleObject =
serde_json::from_reader(reader).map_err(Error::Json).map_err(|e| (PayloadType::Json, e))?;
for object in content.inner.map_right(|o| vec![o]).into_inner() {
builder
.append_json_object(&object)
.map_err(Into::into)
.map_err(DocumentFormatError::Internal)?;
}
let count = builder.documents_count();
let _ = builder.into_inner().map_err(Into::into).map_err(DocumentFormatError::Internal)?;
Ok(count as usize)
}
let visitor = SeqVisitor(f, PhantomData);
deserializer.deserialize_seq(visitor)
}

4
meilisearch-types/src/error.rs
View File

@ -164,6 +164,7 @@ pub enum Code {
MissingContentType,
MalformedPayload,
MissingPayload,
ReceivePayloadErr,
ApiKeyNotFound,
MissingParameter,
@ -303,6 +304,9 @@ impl Code {
DuplicateIndexFound => {
ErrCode::invalid("duplicate_index_found", StatusCode::BAD_REQUEST)
}
ReceivePayloadErr => {
ErrCode::internal("receive_payload_internal_exceptions", StatusCode::INTERNAL_SERVER_ERROR)
}
}
}