Method download_change

atomic-remote/src/http/queries.rs:174–208

Download a change file by hash. # Arguments `hash` - The base32-encoded hash of the change. # Returns The raw change file data.

(&self, hash: &str)

    ///
    /// The raw change file data.
    pub async fn download_change(&self, hash: &str) -> RemoteResult<Bytes> {
        let url = format!("{}?change={}", self.base_url, hash);
        debug!("GET change: {}", url);

        let response = self
            .client
            .get(&url)
            .send()
            .await
            .map_err(|e| RemoteError::connection_failed(&url, e))?;

        crate::check_min_version_header(response.headers());
        let status = response.status();

        match status {
            StatusCode::OK => {
                let bytes = response
                    .bytes()
                    .await
                    .map_err(|e| RemoteError::connection_failed(&url, e))?;

                debug!("Downloaded change {}: {} bytes", hash, bytes.len());
                Ok(bytes)
            }
            StatusCode::NOT_FOUND => Err(RemoteError::change_not_found(hash)),
            StatusCode::UNAUTHORIZED | StatusCode::FORBIDDEN => {
                let msg = response.text().await.unwrap_or_default();
                Err(RemoteError::auth_failed(&url, msg))
            }
            _ => {
                let msg = response.text().await.unwrap_or_default();
                Err(RemoteError::http(status.as_u16(), msg))
            }
        }
    }

    /// Download a tag by state (short format).
    ///