135 lines
3.9 KiB
Rust
135 lines
3.9 KiB
Rust
use std::collections::{HashMap, BTreeMap};
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use actix_web::web;
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use actix_web::HttpResponse;
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use actix_web::get;
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use chrono::{DateTime, Utc};
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use log::error;
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use serde::Serialize;
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use walkdir::WalkDir;
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use crate::error::{Error, ResponseError};
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use crate::helpers::Authentication;
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use crate::routes::IndexParam;
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use crate::Data;
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pub fn services(cfg: &mut web::ServiceConfig) {
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cfg.service(index_stats)
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.service(get_stats)
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.service(get_version);
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}
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#[derive(Serialize)]
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#[serde(rename_all = "camelCase")]
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struct IndexStatsResponse {
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number_of_documents: u64,
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is_indexing: bool,
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fields_distribution: BTreeMap<String, usize>,
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}
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#[get("/indexes/{index_uid}/stats", wrap = "Authentication::Private")]
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async fn index_stats(
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data: web::Data<Data>,
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path: web::Path<IndexParam>,
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) -> Result<HttpResponse, ResponseError> {
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let index = data
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.db
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.open_index(&path.index_uid)
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.ok_or(Error::index_not_found(&path.index_uid))?;
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let reader = data.db.main_read_txn()?;
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let number_of_documents = index.main.number_of_documents(&reader)?;
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let fields_distribution = index.main.fields_distribution(&reader)?.unwrap_or_default();
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let update_reader = data.db.update_read_txn()?;
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let is_indexing =
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data.db.is_indexing(&update_reader, &path.index_uid)?
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.ok_or(Error::internal(
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"Impossible to know if the database is indexing",
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))?;
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Ok(HttpResponse::Ok().json(IndexStatsResponse {
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number_of_documents,
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is_indexing,
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fields_distribution,
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}))
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}
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#[derive(Serialize)]
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#[serde(rename_all = "camelCase")]
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struct StatsResult {
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database_size: u64,
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last_update: Option<DateTime<Utc>>,
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indexes: HashMap<String, IndexStatsResponse>,
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}
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#[get("/stats", wrap = "Authentication::Private")]
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async fn get_stats(data: web::Data<Data>) -> Result<HttpResponse, ResponseError> {
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let mut index_list = HashMap::new();
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let reader = data.db.main_read_txn()?;
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let update_reader = data.db.update_read_txn()?;
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let indexes_set = data.db.indexes_uids();
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for index_uid in indexes_set {
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let index = data.db.open_index(&index_uid);
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match index {
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Some(index) => {
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let number_of_documents = index.main.number_of_documents(&reader)?;
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let fields_distribution = index.main.fields_distribution(&reader)?.unwrap_or_default();
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let is_indexing = data.db.is_indexing(&update_reader, &index_uid)?.ok_or(
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Error::internal("Impossible to know if the database is indexing"),
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)?;
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let response = IndexStatsResponse {
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number_of_documents,
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is_indexing,
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fields_distribution,
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};
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index_list.insert(index_uid, response);
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}
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None => error!(
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"Index {:?} is referenced in the indexes list but cannot be found",
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index_uid
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),
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}
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}
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let database_size = WalkDir::new(&data.db_path)
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.into_iter()
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.filter_map(|entry| entry.ok())
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.filter_map(|entry| entry.metadata().ok())
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.filter(|metadata| metadata.is_file())
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.fold(0, |acc, m| acc + m.len());
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let last_update = data.db.last_update(&reader)?;
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Ok(HttpResponse::Ok().json(StatsResult {
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database_size,
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last_update,
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indexes: index_list,
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}))
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}
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#[derive(Serialize)]
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#[serde(rename_all = "camelCase")]
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struct VersionResponse {
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commit_sha: String,
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build_date: String,
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pkg_version: String,
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}
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#[get("/version", wrap = "Authentication::Private")]
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async fn get_version() -> HttpResponse {
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HttpResponse::Ok().json(VersionResponse {
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commit_sha: env!("VERGEN_SHA").to_string(),
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build_date: env!("VERGEN_BUILD_TIMESTAMP").to_string(),
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pkg_version: env!("CARGO_PKG_VERSION").to_string(),
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})
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}
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