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对象存储

对象存储

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基础操作
DeleteObject(Rust SDK)
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DeleteObject(Rust SDK)
delete_object 接口用于删除桶中指定对象,支持版本控制、递归目录、回收站等策略。本文介绍如何通过 Rust SDK 的 delete_object 接口删除对象。​
注意事项​
  • 您需要根据实际情况,填写示例代码中的地域和访问域名,详细介绍,请参见 地域和访问域名。​
  • 为了防止密钥泄露,本文示例代码需要从环境变量中读取 Access Key ID 和 Secret Access Key。因此使用 SDK 前,您需要配置长期访问凭证,详细介绍,请参见 配置长期访问凭证。​
  • 当桶的多版本状态为开启时,若未携带 version_id,接口会生成一个删除标记而非真正删除对象。​
  • 参数 recursive 仅在开启回收站的分层命名空间时生效,用于递归删除非空目录。​
  • 参数 skip_trash 仅在开启回收站的分层命名空间时生效,取值为 true 时对象将被彻底删除,不进入回收站。​
  • 若参数中包含 version_id,则直接删除该版本对应的对象,不受删除标记逻辑影响。​
权限说明​
火山引擎主账号默认拥有全部权限,但是 IAM 用户默认没有任何权限。如果您需要使用子账号执行 delete_object 操作,火山引擎主账号需通过 IAM策略和桶策略为该子账号授予以下权限:​
tos:DeleteObject​
代码示例​
删除指定对象​
​
use async_trait::async_trait;​
use futures_core::future::BoxFuture;​
use std::env;​
use std::future::Future;​
use std::time::Duration;​
use tokio::runtime::Handle;​
use ve_tos_rust_sdk::common::init_tracing_log;​
use ve_tos_rust_sdk::asynchronous::bucket::BucketAPI;​
use ve_tos_rust_sdk::asynchronous::tos;​
use ve_tos_rust_sdk::asynchronous::tos::AsyncRuntime;​
use ve_tos_rust_sdk::asynchronous::object::ObjectAPI;​
use ve_tos_rust_sdk::object::DeleteObjectInput;​
use ve_tos_rust_sdk::error::TosError;​
​
#[derive(Debug, Default)]​
pub struct TokioRuntime {}​
​
#[async_trait]​
impl AsyncRuntime for TokioRuntime {​
type JoinError = tokio::task::JoinError;​
async fn sleep(&self, duration: Duration) {​
tokio::time::sleep(duration).await;​
}​
​
fn spawn<'a, F>(&self, future: F) -> BoxFuture<'a, Result<F::Output, Self::JoinError>>​
where​
F: Future + Send + 'static,​
F::Output: Send + 'static,​
{​
Box::pin(Handle::current().spawn(future))​
}​
​
fn block_on<F: Future>(&self, future: F) -> F::Output {​
Handle::current().block_on(future)​
}​
}​
​
#[tokio::main]​
async fn main() {​
let _guard = init_tracing_log("info", "temp/logs", "app.log");​
let ak = env::var("TOS_ACCESS_KEY").unwrap_or("".to_string());​
let sk = env::var("TOS_SECRET_KEY").unwrap_or("".to_string());​
let endpoint = "https://tos-cn-beijing.volces.com";​
let region = "cn-beijing";​
let client = tos::builder::<TokioRuntime>()​
.connection_timeout(3000)​
.request_timeout(10000)​
.max_retry_count(3)​
.ak(ak)​
.sk(sk)​
.region(region)​
.endpoint(endpoint)​
.build().unwrap();​
​
// Delete specified object​
let input = DeleteObjectInput::new("example-bucket", "example-object-key");​
let output = client.delete_object(&input).await;​
match output {​
Ok(output) => {​
println!("Delete object succeeded. Delete marker: {}, Version ID: {}", output.delete_marker(), output.version_id());​
}​
Err(err) => {​
match err {​
TosError::TosClientError { message, .. } => {​
println!("Client error: {}", message);​
}​
TosError::TosServerError { request_id, ec, code, .. } => {​
println!("Server error: request_id: {}, ec: {}, code: {}", request_id, ec, code);​
}​
}​
}​
}​
}​
​
删除指定版本的对象​
​
use async_trait::async_trait;​
use futures_core::future::BoxFuture;​
use std::env;​
use std::future::Future;​
use std::time::Duration;​
use tokio::runtime::Handle;​
use ve_tos_rust_sdk::common::init_tracing_log;​
use ve_tos_rust_sdk::asynchronous::bucket::BucketAPI;​
use ve_tos_rust_sdk::asynchronous::tos;​
use ve_tos_rust_sdk::asynchronous::tos::AsyncRuntime;​
use ve_tos_rust_sdk::asynchronous::object::ObjectAPI;​
use ve_tos_rust_sdk::object::DeleteObjectInput;​
use ve_tos_rust_sdk::error::TosError;​
​
#[derive(Debug, Default)]​
pub struct TokioRuntime {}​
​
#[async_trait]​
impl AsyncRuntime for TokioRuntime {​
type JoinError = tokio::task::JoinError;​
async fn sleep(&self, duration: Duration) {​
tokio::time::sleep(duration).await;​
}​
​
fn spawn<'a, F>(&self, future: F) -> BoxFuture<'a, Result<F::Output, Self::JoinError>>​
where​
F: Future + Send + 'static,​
F::Output: Send + 'static,​
{​
Box::pin(Handle::current().spawn(future))​
}​
​
fn block_on<F: Future>(&self, future: F) -> F::Output {​
Handle::current().block_on(future)​
}​
}​
​
#[tokio::main]​
async fn main() {​
let _guard = init_tracing_log("info", "temp/logs", "app.log");​
let ak = env::var("TOS_ACCESS_KEY").unwrap_or("".to_string());​
let sk = env::var("TOS_SECRET_KEY").unwrap_or("".to_string());​
let endpoint = "https://tos-cn-beijing.volces.com";​
let region = "cn-beijing";​
let client = tos::builder::<TokioRuntime>()​
.connection_timeout(3000)​
.request_timeout(10000)​
.max_retry_count(3)​
.ak(ak)​
.sk(sk)​
.region(region)​
.endpoint(endpoint)​
.build().unwrap();​
​
// Delete specified version of object​
let input = DeleteObjectInput::new_with_version_id("example-bucket", "example-object-key", "example-version-id");​
let output = client.delete_object(&input).await;​
match output {​
Ok(output) => {​
println!("Delete specified version succeeded. Delete marker: {}, Version ID: {}", output.delete_marker(), output.version_id());​
}​
Err(err) => {​
match err {​
TosError::TosClientError { message, .. } => {​
println!("Client error: {}", message);​
}​
TosError::TosServerError { request_id, ec, code, .. } => {​
println!("Server error: request_id: {}, ec: {}, code: {}", request_id, ec, code);​
}​
}​
}​
}​
}​
​
相关文档​
关于 DeleteObject 的 API 文档,请参见 DeleteObject。​
​
最近更新时间:2025.12.22 16:33:48
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