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// MinIO Rust Library for Amazon S3 Compatible Cloud Storage
// Copyright 2025 MinIO, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
use crate::s3::client::DEFAULT_REGION;
use crate::s3::error::Error;
use crate::s3::types::{FromS3Response, S3Request};
use crate::s3::utils::take_bucket;
use async_trait::async_trait;
use bytes::Buf;
use http::HeaderMap;
use std::mem;
use xmltree::Element;
/// Response of
/// [get_region()](crate::s3::client::Client::get_region)
/// API
#[derive(Clone, Debug)]
pub struct GetRegionResponse {
/// HTTP headers returned by the server, containing metadata such as `Content-Type`, `ETag`, etc.
pub headers: HeaderMap,
/// The AWS region where the bucket resides.
pub region: String,
/// Name of the bucket containing the object.
pub bucket: String,
/// The region response for the bucket.
pub region_response: String,
}
#[async_trait]
impl FromS3Response for GetRegionResponse {
async fn from_s3response(
req: S3Request,
resp: Result<reqwest::Response, Error>,
) -> Result<Self, Error> {
let mut resp = resp?;
let headers: HeaderMap = mem::take(resp.headers_mut());
let region_response: String = {
let body = resp.bytes().await?;
let root = Element::parse(body.reader())?;
let mut location = root.get_text().unwrap_or_default().to_string();
if location.is_empty() {
location = String::from(DEFAULT_REGION);
}
location
};
Ok(Self {
headers,
region: req.inner_region,
bucket: take_bucket(req.bucket)?,
region_response,
})
}
}