opendal/services/s3/
delete.rs

1// Licensed to the Apache Software Foundation (ASF) under one
2// or more contributor license agreements.  See the NOTICE file
3// distributed with this work for additional information
4// regarding copyright ownership.  The ASF licenses this file
5// to you under the Apache License, Version 2.0 (the
6// "License"); you may not use this file except in compliance
7// with the License.  You may obtain a copy of the License at
8//
9//   http://www.apache.org/licenses/LICENSE-2.0
10//
11// Unless required by applicable law or agreed to in writing,
12// software distributed under the License is distributed on an
13// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
14// KIND, either express or implied.  See the License for the
15// specific language governing permissions and limitations
16// under the License.
17
18use super::core::*;
19use super::error::{parse_error, parse_s3_error_code};
20use crate::raw::oio::BatchDeleteResult;
21use crate::raw::*;
22use crate::*;
23use bytes::Buf;
24use http::StatusCode;
25use std::sync::Arc;
26
27pub struct S3Deleter {
28    core: Arc<S3Core>,
29}
30
31impl S3Deleter {
32    pub fn new(core: Arc<S3Core>) -> Self {
33        Self { core }
34    }
35}
36
37impl oio::BatchDelete for S3Deleter {
38    async fn delete_once(&self, path: String, args: OpDelete) -> Result<()> {
39        // This would delete the bucket, do not perform
40        if self.core.root == "/" && path == "/" {
41            return Ok(());
42        }
43
44        let resp = self.core.s3_delete_object(&path, &args).await?;
45
46        let status = resp.status();
47
48        match status {
49            StatusCode::NO_CONTENT => Ok(()),
50            // Allow 404 when deleting a non-existing object
51            // This is not a standard behavior, only some s3 alike service like GCS XML API do this.
52            // ref: <https://cloud.google.com/storage/docs/xml-api/delete-object>
53            StatusCode::NOT_FOUND => Ok(()),
54            _ => Err(parse_error(resp)),
55        }
56    }
57
58    async fn delete_batch(&self, batch: Vec<(String, OpDelete)>) -> Result<BatchDeleteResult> {
59        let resp = self.core.s3_delete_objects(batch).await?;
60
61        let status = resp.status();
62        if status != StatusCode::OK {
63            return Err(parse_error(resp));
64        }
65
66        let bs = resp.into_body();
67
68        let mut result: DeleteObjectsResult =
69            quick_xml::de::from_reader(bs.reader()).map_err(new_xml_deserialize_error)?;
70
71        // If no object is deleted, return directly.
72        if result.deleted.is_empty() {
73            let err = result.error.remove(0);
74            return Err(parse_delete_objects_result_error(err));
75        }
76
77        let mut batched_result = BatchDeleteResult {
78            succeeded: Vec::with_capacity(result.deleted.len()),
79            failed: Vec::with_capacity(result.error.len()),
80        };
81        for i in result.deleted {
82            let path = build_rel_path(&self.core.root, &i.key);
83            let mut op = OpDelete::new();
84            if let Some(version_id) = i.version_id {
85                op = op.with_version(version_id.as_str());
86            }
87            batched_result.succeeded.push((path, op));
88        }
89        for i in result.error {
90            let path = build_rel_path(&self.core.root, &i.key);
91            let mut op = OpDelete::new();
92            if let Some(version_id) = &i.version_id {
93                op = op.with_version(version_id.as_str());
94            }
95            batched_result
96                .failed
97                .push((path, op, parse_delete_objects_result_error(i)));
98        }
99
100        Ok(batched_result)
101    }
102}
103
104fn parse_delete_objects_result_error(err: DeleteObjectsResultError) -> Error {
105    let (kind, retryable) =
106        parse_s3_error_code(err.code.as_str()).unwrap_or((ErrorKind::Unexpected, false));
107    let mut err: Error = Error::new(kind, format!("{err:?}"));
108    if retryable {
109        err = err.set_temporary();
110    }
111    err
112}
opendal/services/s3/delete.rs

opendal/services/s3/
delete.rs
