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tools: http: add simple general post method 

This is intended for when the server needs to do requests on
arbitrary, non PBS, external HTTP resources.

Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
This commit is contained in:
Thomas Lamprecht 2020-10-27 09:52:45 +01:00
parent ee89416319
commit 2e201e7da6
1 changed files with 32 additions and 2 deletions
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34
src/tools/http.rs
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@ -5,6 +5,7 @@ use std::os::unix::io::AsRawFd;
use hyper::{Uri, Body}; use hyper::{Uri, Body};
use hyper::client::{Client, HttpConnector}; use hyper::client::{Client, HttpConnector};
use http::{Request, Response};
use openssl::ssl::{SslConnector, SslMethod}; use openssl::ssl::{SslConnector, SslMethod};
use futures::*; use futures::*;
@ -25,19 +26,48 @@ lazy_static! {
}; };
} }
pub async fn get_string<U: AsRef<str>>(uri: U) -> Result<String, Error> { pub async fn get_string(uri: &str) -> Result<String, Error> {
let res = HTTP_CLIENT.get(uri.as_ref().parse()?).await?; let res = HTTP_CLIENT.get(uri.parse()?).await?;
let status = res.status(); let status = res.status();
if !status.is_success() { if !status.is_success() {
bail!("Got bad status '{}' from server", status) bail!("Got bad status '{}' from server", status)
} }
response_body_string(res).await
}
pub async fn response_body_string(res: Response<Body>) -> Result<String, Error> {
let buf = hyper::body::to_bytes(res).await?; let buf = hyper::body::to_bytes(res).await?;
String::from_utf8(buf.to_vec()) String::from_utf8(buf.to_vec())
.map_err(|err| format_err!("Error converting HTTP result data: {}", err)) .map_err(|err| format_err!("Error converting HTTP result data: {}", err))
} }
pub async fn post(
uri: &str,
body: Option<String>,
content_type: Option<&str>,
) -> Result<Response<Body>, Error> {
let body = if let Some(body) = body {
Body::from(body)
} else {
Body::empty()
};
let content_type = content_type.unwrap_or("application/json");
let request = Request::builder()
.method("POST")
.uri(uri)
.header("User-Agent", "proxmox-backup-client/1.0")
.header(hyper::header::CONTENT_TYPE, content_type)
.body(body)?;
HTTP_CLIENT.request(request)
.map_err(Error::from)
.await
}
#[derive(Clone)] #[derive(Clone)]
pub struct HttpsConnector { pub struct HttpsConnector {
http: HttpConnector, http: HttpConnector,