2019-01-17 10:29:38 +00:00
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use failure::*;
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use http::Uri;
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use hyper::Body;
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use hyper::client::Client;
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use hyper::rt::{self, Future};
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2019-01-21 17:56:48 +00:00
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use http::Request;
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use futures::stream::Stream;
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use serde_json::{Value};
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2019-01-17 10:29:38 +00:00
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pub struct HttpClient {
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server: String,
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}
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impl HttpClient {
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pub fn new(server: &str) -> Self {
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Self {
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server: String::from(server),
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}
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}
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2019-01-21 17:56:48 +00:00
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fn run_request(request: Request<Body>) -> Result<Value, Error> {
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2019-01-17 10:29:38 +00:00
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let client = Client::new();
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2019-01-22 09:36:04 +00:00
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let (tx, rx) = std::sync::mpsc::channel();
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2019-01-17 10:29:38 +00:00
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let future = client
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.request(request)
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.map_err(|e| Error::from(e))
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.and_then(|resp| {
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let status = resp.status();
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resp.into_body().concat2().map_err(|e| Error::from(e))
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.and_then(move |data| {
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let text = String::from_utf8(data.to_vec()).unwrap();
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if status.is_success() {
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2019-01-21 17:56:48 +00:00
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if text.len() > 0 {
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let value: Value = serde_json::from_str(&text)?;
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Ok(value)
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} else {
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Ok(Value::Null)
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}
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2019-01-17 10:29:38 +00:00
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} else {
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2019-01-21 17:56:48 +00:00
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bail!("HTTP Error {}: {}", status, text);
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2019-01-17 10:29:38 +00:00
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}
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})
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})
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2019-01-22 09:36:04 +00:00
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.then(move |res| {
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tx.send(res).unwrap();
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Ok(())
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2019-01-17 10:29:38 +00:00
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});
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// drop client, else client keeps connectioon open (keep-alive feature)
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drop(client);
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rt::run(future);
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2019-01-22 09:36:04 +00:00
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rx.recv().unwrap()
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2019-01-21 17:56:48 +00:00
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}
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pub fn get(&self, path: &str) -> Result<Value, Error> {
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let url: Uri = format!("http://{}:8007/{}", self.server, path).parse()?;
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let request = Request::builder()
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.method("GET")
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.uri(url)
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.header("User-Agent", "proxmox-backup-client/1.0")
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.body(Body::empty())?;
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Self::run_request(request)
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}
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pub fn upload(&self, content_type: &str, body: Body, path: &str) -> Result<Value, Error> {
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let url: Uri = format!("http://{}:8007/{}", self.server, path).parse()?;
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let request = Request::builder()
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.method("POST")
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.uri(url)
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.header("User-Agent", "proxmox-backup-client/1.0")
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.header("Content-Type", content_type)
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.body(body)?;
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Self::run_request(request)
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2019-01-17 10:29:38 +00:00
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}
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}
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