common_datasource/object_store/
fs.rs

1// Copyright 2023 Greptime Team
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//     http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15use object_store::services::Fs;
16use object_store::util::DefaultLoggingInterceptor;
17use object_store::ObjectStore;
18use snafu::ResultExt;
19
20use crate::error::{BuildBackendSnafu, Result};
21
22pub fn build_fs_backend(root: &str) -> Result<ObjectStore> {
23    let builder = Fs::default();
24    let object_store = ObjectStore::new(builder.root(root))
25        .context(BuildBackendSnafu)?
26        .layer(object_store::layers::LoggingLayer::new(
27            DefaultLoggingInterceptor,
28        ))
29        .layer(object_store::layers::TracingLayer)
30        .layer(object_store::layers::build_prometheus_metrics_layer(true))
31        .finish();
32    Ok(object_store)
33}