src/client/http_client.rs: impl download

This commit is contained in:
Dietmar Maurer 2019-03-06 10:45:38 +01:00
parent c28e6f4b13
commit a6b7551311

View File

@ -127,9 +127,7 @@ impl HttpClient {
bail!("no password input mechanism available");
}
fn run_request(
request: Request<Body>,
) -> Result<Value, Error> {
fn build_client() -> Result<Client<hyper_tls::HttpsConnector<hyper::client::HttpConnector>>, Error> {
let mut builder = native_tls::TlsConnector::builder();
// FIXME: We need a CLI option for this!
builder.danger_accept_invalid_certs(true);
@ -139,6 +137,13 @@ impl HttpClient {
let mut https = hyper_tls::HttpsConnector::from((httpc, tlsconnector));
https.https_only(true); // force it!
let client = Client::builder().build::<_, Body>(https);
Ok(client)
}
fn run_request(
request: Request<Body>,
) -> Result<Value, Error> {
let client = Self::build_client()?;
let (tx, rx) = std::sync::mpsc::channel();
@ -178,6 +183,61 @@ impl HttpClient {
rx.recv().unwrap()
}
fn run_download(
request: Request<Body>,
mut output: Box<dyn std::io::Write + Send>,
) -> Result<(), Error> {
let client = Self::build_client()?;
let (tx, rx) = std::sync::mpsc::channel();
let future = client
.request(request)
.map_err(Error::from)
.and_then(move |resp| {
let status = resp.status();
resp.into_body()
.map_err(Error::from)
.for_each(move |chunk| {
output.write_all(&chunk)?;
Ok(())
})
})
.then(move |res| {
tx.send(res).unwrap();
Ok(())
});
// drop client, else client keeps connectioon open (keep-alive feature)
drop(client);
rt::run(future);
rx.recv().unwrap()
}
pub fn download(&mut self, path: &str, output: Box<dyn std::io::Write + Send>) -> Result<(), Error> {
let path = path.trim_matches('/');
let url: Uri = format!("https://{}:8007/{}", self.server, path).parse()?;
let (ticket, _token) = self.login()?;
let enc_ticket = percent_encode(ticket.as_bytes(), DEFAULT_ENCODE_SET).to_string();
let request = Request::builder()
.method("GET")
.uri(url)
.header("User-Agent", "proxmox-backup-client/1.0")
.header("Cookie", format!("PBSAuthCookie={}", enc_ticket))
.body(Body::empty())?;
Self::run_download(request, output)
}
pub fn get(&mut self, path: &str) -> Result<Value, Error> {
let path = path.trim_matches('/');