2018-11-15 16:07:10 +00:00
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use crate::api::schema::*;
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use crate::api::router::*;
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use crate::api::config::*;
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2018-12-05 11:42:25 +00:00
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use super::formatter::*;
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2018-11-15 09:14:08 +00:00
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2018-11-15 09:42:01 +00:00
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use std::fmt;
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2018-12-02 10:00:52 +00:00
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use std::path::{Path, PathBuf};
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2018-11-15 07:18:48 +00:00
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use std::sync::Arc;
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2018-11-16 08:15:33 +00:00
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use std::collections::HashMap;
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2018-11-15 07:18:48 +00:00
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use failure::*;
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2018-12-01 12:37:49 +00:00
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use serde_json::{json, Value};
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2018-11-16 08:15:33 +00:00
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use url::form_urlencoded;
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2018-11-15 07:18:48 +00:00
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use futures::future::{self, Either};
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//use tokio::prelude::*;
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//use tokio::timer::Delay;
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use tokio::fs::File;
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use tokio_codec;
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//use bytes::{BytesMut, BufMut};
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//use hyper::body::Payload;
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use hyper::http::request::Parts;
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2018-11-15 09:57:52 +00:00
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use hyper::{Body, Request, Response, StatusCode};
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2018-11-15 07:18:48 +00:00
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use hyper::service::{Service, NewService};
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use hyper::rt::{Future, Stream};
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use hyper::header;
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2018-11-15 09:18:01 +00:00
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pub struct RestServer {
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pub api_config: Arc<ApiConfig>,
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}
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impl RestServer {
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pub fn new(api_config: ApiConfig) -> Self {
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Self { api_config: Arc::new(api_config) }
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}
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}
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impl NewService for RestServer
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{
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type ReqBody = Body;
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type ResBody = Body;
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type Error = hyper::Error;
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type InitError = hyper::Error;
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type Service = ApiService;
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type Future = Box<Future<Item = Self::Service, Error = Self::InitError> + Send>;
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fn new_service(&self) -> Self::Future {
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Box::new(future::ok(ApiService { api_config: self.api_config.clone() }))
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}
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}
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pub struct ApiService {
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pub api_config: Arc<ApiConfig>,
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}
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impl Service for ApiService {
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type ReqBody = Body;
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type ResBody = Body;
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type Error = hyper::Error;
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type Future = Box<Future<Item = Response<Body>, Error = Self::Error> + Send>;
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fn call(&mut self, req: Request<Self::ReqBody>) -> Self::Future {
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Box::new(handle_request(self.api_config.clone(), req).then(|result| {
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match result {
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Ok(res) => Ok::<_, hyper::Error>(res),
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Err(err) => {
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2018-12-05 11:42:25 +00:00
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if let Some(apierr) = err.downcast_ref::<HttpError>() {
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2018-11-15 09:18:01 +00:00
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let mut resp = Response::new(Body::from(apierr.message.clone()));
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*resp.status_mut() = apierr.code;
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Ok(resp)
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} else {
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let mut resp = Response::new(Body::from(err.to_string()));
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*resp.status_mut() = StatusCode::BAD_REQUEST;
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Ok(resp)
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}
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}
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}
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}))
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}
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}
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2018-11-15 07:18:48 +00:00
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type BoxFut = Box<Future<Item = Response<Body>, Error = failure::Error> + Send>;
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2018-11-15 09:42:01 +00:00
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#[derive(Debug, Fail)]
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pub struct HttpError {
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pub code: StatusCode,
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pub message: String,
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}
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impl HttpError {
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pub fn new(code: StatusCode, message: String) -> Self {
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HttpError { code, message }
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}
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}
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impl fmt::Display for HttpError {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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write!(f, "Error {}: {}", self.code, self.message)
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}
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}
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macro_rules! http_err {
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($status:ident, $msg:expr) => {{
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Error::from(HttpError::new(StatusCode::$status, $msg))
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}}
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}
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2018-11-15 09:25:59 +00:00
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fn get_request_parameters_async(
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info: &'static ApiMethod,
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2018-11-15 07:18:48 +00:00
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parts: Parts,
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req_body: Body,
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2018-11-16 08:15:33 +00:00
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uri_param: HashMap<String, String>,
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2018-11-15 09:25:59 +00:00
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) -> Box<Future<Item = Value, Error = failure::Error> + Send>
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2018-11-15 07:18:48 +00:00
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{
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let resp = req_body
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2018-11-15 09:42:01 +00:00
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.map_err(|err| http_err!(BAD_REQUEST, format!("Promlems reading request body: {}", err)))
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2018-11-15 07:18:48 +00:00
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.fold(Vec::new(), |mut acc, chunk| {
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if acc.len() + chunk.len() < 64*1024 { //fimxe: max request body size?
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acc.extend_from_slice(&*chunk);
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Ok(acc)
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}
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2018-11-15 09:42:01 +00:00
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else { Err(http_err!(BAD_REQUEST, format!("Request body too large"))) }
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2018-11-15 07:18:48 +00:00
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})
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.and_then(move |body| {
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let bytes = String::from_utf8(body.to_vec())?; // why copy??
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println!("GOT BODY {:?}", bytes);
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2018-11-16 08:15:33 +00:00
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let mut param_list: Vec<(String, String)> = vec![];
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2018-11-15 07:18:48 +00:00
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if bytes.len() > 0 {
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2018-11-16 08:15:33 +00:00
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for (k, v) in form_urlencoded::parse(bytes.as_bytes()).into_owned() {
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param_list.push((k, v));
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}
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2018-11-15 07:18:48 +00:00
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}
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if let Some(query_str) = parts.uri.query() {
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2018-11-16 08:15:33 +00:00
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for (k, v) in form_urlencoded::parse(query_str.as_bytes()).into_owned() {
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2018-12-05 11:42:25 +00:00
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if k == "_dc" { continue; } // skip extjs "disable cache" parameter
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2018-11-16 08:15:33 +00:00
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param_list.push((k, v));
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2018-11-15 07:18:48 +00:00
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}
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}
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2018-11-16 08:15:33 +00:00
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for (k, v) in uri_param {
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param_list.push((k.clone(), v.clone()));
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}
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let params = parse_parameter_strings(¶m_list, &info.parameters, true)?;
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2018-11-15 07:18:48 +00:00
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println!("GOT PARAMS {}", params);
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Ok(params)
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});
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Box::new(resp)
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}
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2018-11-15 09:25:59 +00:00
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fn handle_sync_api_request(
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info: &'static ApiMethod,
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2018-12-05 11:42:25 +00:00
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formatter: &'static OutputFormatter,
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2018-11-15 07:18:48 +00:00
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parts: Parts,
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req_body: Body,
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2018-11-16 08:15:33 +00:00
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uri_param: HashMap<String, String>,
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2018-11-15 09:25:59 +00:00
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) -> BoxFut
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2018-11-15 07:18:48 +00:00
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{
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2018-11-16 08:15:33 +00:00
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let params = get_request_parameters_async(info, parts, req_body, uri_param);
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2018-11-15 07:18:48 +00:00
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let resp = params
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.and_then(move |params| {
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2018-11-16 10:12:00 +00:00
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let res = (info.handler)(params, info)?;
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2018-11-15 07:18:48 +00:00
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Ok(res)
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2018-12-05 11:42:25 +00:00
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}).then(move |result| {
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2018-12-05 17:22:56 +00:00
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Ok((formatter.format_result)(result))
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2018-11-15 07:18:48 +00:00
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});
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Box::new(resp)
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}
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2018-12-01 12:37:49 +00:00
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fn get_index() -> BoxFut {
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let nodename = "unknown";
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let username = "";
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let token = "abc";
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let setup = json!({
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"Setup": { "auth_cookie_name": "PBSAuthCookie" },
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"NodeName": nodename,
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"UserName": username,
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"CSRFPreventionToken": token
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});
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let index = format!(r###"
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<!DOCTYPE html>
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
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<title>Proxmox Backup Server</title>
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2018-12-01 14:21:25 +00:00
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<link rel="icon" sizes="128x128" href="/images/logo-128.png" />
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2018-12-01 12:37:49 +00:00
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<link rel="apple-touch-icon" sizes="128x128" href="/pve2/images/logo-128.png" />
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2018-12-01 14:21:25 +00:00
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<link rel="stylesheet" type="text/css" href="/extjs/theme-crisp/resources/theme-crisp-all.css" />
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<link rel="stylesheet" type="text/css" href="/extjs/crisp/resources/charts-all.css" />
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2018-12-01 12:37:49 +00:00
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<link rel="stylesheet" type="text/css" href="/fontawesome/css/font-awesome.css" />
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<script type='text/javascript'> function gettext(buf) {{ return buf; }} </script>
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2018-12-01 14:21:25 +00:00
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<script type="text/javascript" src="/extjs/ext-all-debug.js"></script>
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<script type="text/javascript" src="/extjs/charts-debug.js"></script>
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2018-12-01 12:37:49 +00:00
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<script type="text/javascript">
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Proxmox = {};
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</script>
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2018-12-01 14:21:25 +00:00
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<script type="text/javascript" src="/widgettoolkit/proxmoxlib.js"></script>
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<script type="text/javascript" src="/extjs/locale/locale-en.js"></script>
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2018-12-01 12:37:49 +00:00
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<script type="text/javascript">
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Ext.History.fieldid = 'x-history-field';
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</script>
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2018-12-04 16:53:10 +00:00
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<script type="text/javascript" src="/js/proxmox-backup-gui.js"></script>
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2018-12-01 12:37:49 +00:00
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</head>
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<body>
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<!-- Fields required for history management -->
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<form id="history-form" class="x-hidden">
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<input type="hidden" id="x-history-field"/>
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</form>
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</body>
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</html>
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"###, setup.to_string());
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Box::new(future::ok(Response::new(index.into())))
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}
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2018-12-02 10:00:52 +00:00
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fn extension_to_content_type(filename: &Path) -> (&'static str, bool) {
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if let Some(ext) = filename.extension().and_then(|osstr| osstr.to_str()) {
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return match ext {
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"css" => ("text/css", false),
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"html" => ("text/html", false),
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"js" => ("application/javascript", false),
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"json" => ("application/json", false),
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"map" => ("application/json", false),
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"png" => ("image/png", true),
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"ico" => ("image/x-icon", true),
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"gif" => ("image/gif", true),
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"svg" => ("image/svg+xml", false),
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"jar" => ("application/java-archive", true),
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"woff" => ("application/font-woff", true),
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"woff2" => ("application/font-woff2", true),
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"ttf" => ("application/font-snft", true),
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"pdf" => ("application/pdf", true),
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"epub" => ("application/epub+zip", true),
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"mp3" => ("audio/mpeg", true),
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"oga" => ("audio/ogg", true),
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"tgz" => ("application/x-compressed-tar", true),
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_ => ("application/octet-stream", false),
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};
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}
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("application/octet-stream", false)
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}
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2018-11-15 07:18:48 +00:00
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fn simple_static_file_download(filename: PathBuf) -> BoxFut {
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2018-12-02 10:00:52 +00:00
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let (content_type, _nocomp) = extension_to_content_type(&filename);
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2018-11-15 07:18:48 +00:00
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Box::new(File::open(filename)
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2018-11-15 09:42:01 +00:00
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.map_err(|err| http_err!(BAD_REQUEST, format!("File open failed: {}", err)))
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2018-12-02 10:00:52 +00:00
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.and_then(move |file| {
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2018-11-15 07:18:48 +00:00
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let buf: Vec<u8> = Vec::new();
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tokio::io::read_to_end(file, buf)
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2018-11-15 09:42:01 +00:00
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.map_err(|err| http_err!(BAD_REQUEST, format!("File read failed: {}", err)))
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2018-12-02 10:00:52 +00:00
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.and_then(move |data| {
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let mut response = Response::new(data.1.into());
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response.headers_mut().insert(
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header::CONTENT_TYPE,
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header::HeaderValue::from_static(content_type));
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Ok(response)
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})
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2018-11-15 07:18:48 +00:00
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}))
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}
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fn chuncked_static_file_download(filename: PathBuf) -> BoxFut {
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2018-12-02 10:00:52 +00:00
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let (content_type, _nocomp) = extension_to_content_type(&filename);
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2018-11-15 07:18:48 +00:00
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Box::new(File::open(filename)
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2018-11-15 09:42:01 +00:00
|
|
|
.map_err(|err| http_err!(BAD_REQUEST, format!("File open failed: {}", err)))
|
2018-12-02 10:00:52 +00:00
|
|
|
.and_then(move |file| {
|
2018-11-15 07:18:48 +00:00
|
|
|
let payload = tokio_codec::FramedRead::new(file, tokio_codec::BytesCodec::new()).
|
|
|
|
|
map(|bytes| {
|
|
|
|
|
//sigh - howto avoid copy here? or the whole map() ??
|
|
|
|
|
hyper::Chunk::from(bytes.to_vec())
|
|
|
|
|
});
|
|
|
|
|
let body = Body::wrap_stream(payload);
|
2018-12-02 10:00:52 +00:00
|
|
|
|
|
|
|
|
// fixme: set other headers ?
|
2018-11-15 07:18:48 +00:00
|
|
|
Ok(Response::builder()
|
|
|
|
|
.status(StatusCode::OK)
|
2018-12-02 10:00:52 +00:00
|
|
|
.header(header::CONTENT_TYPE, content_type)
|
2018-11-15 07:18:48 +00:00
|
|
|
.body(body)
|
|
|
|
|
.unwrap())
|
|
|
|
|
}))
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fn handle_static_file_download(filename: PathBuf) -> BoxFut {
|
|
|
|
|
|
|
|
|
|
let response = tokio::fs::metadata(filename.clone())
|
2018-11-15 09:42:01 +00:00
|
|
|
.map_err(|err| http_err!(BAD_REQUEST, format!("File access problems: {}", err)))
|
2018-11-15 07:18:48 +00:00
|
|
|
.and_then(|metadata| {
|
|
|
|
|
if metadata.len() < 1024*32 {
|
|
|
|
|
Either::A(simple_static_file_download(filename))
|
|
|
|
|
} else {
|
|
|
|
|
Either::B(chuncked_static_file_download(filename))
|
|
|
|
|
}
|
|
|
|
|
});
|
|
|
|
|
|
|
|
|
|
return Box::new(response);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
pub fn handle_request(api: Arc<ApiConfig>, req: Request<Body>) -> BoxFut {
|
|
|
|
|
|
|
|
|
|
let (parts, body) = req.into_parts();
|
|
|
|
|
|
|
|
|
|
let method = parts.method.clone();
|
|
|
|
|
let path = parts.uri.path();
|
|
|
|
|
|
|
|
|
|
// normalize path
|
|
|
|
|
// do not allow ".", "..", or hidden files ".XXXX"
|
|
|
|
|
// also remove empty path components
|
|
|
|
|
|
|
|
|
|
let items = path.split('/');
|
|
|
|
|
let mut path = String::new();
|
|
|
|
|
let mut components = vec![];
|
|
|
|
|
|
|
|
|
|
for name in items {
|
|
|
|
|
if name.is_empty() { continue; }
|
|
|
|
|
if name.starts_with(".") {
|
2018-11-15 09:57:52 +00:00
|
|
|
return Box::new(future::err(http_err!(BAD_REQUEST, "Path contains illegal components.".to_string())));
|
2018-11-15 07:18:48 +00:00
|
|
|
}
|
|
|
|
|
path.push('/');
|
|
|
|
|
path.push_str(name);
|
|
|
|
|
components.push(name);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
let comp_len = components.len();
|
|
|
|
|
|
|
|
|
|
println!("REQUEST {} {}", method, path);
|
|
|
|
|
println!("COMPO {:?}", components);
|
|
|
|
|
|
|
|
|
|
if comp_len >= 1 && components[0] == "api3" {
|
|
|
|
|
println!("GOT API REQUEST");
|
|
|
|
|
if comp_len >= 2 {
|
|
|
|
|
let format = components[1];
|
2018-12-05 11:42:25 +00:00
|
|
|
let formatter = match format {
|
|
|
|
|
"json" => &JSON_FORMATTER,
|
|
|
|
|
"extjs" => &EXTJS_FORMATTER,
|
|
|
|
|
_ => {
|
|
|
|
|
return Box::new(future::err(http_err!(BAD_REQUEST, format!("Unsupported output format '{}'.", format))));
|
|
|
|
|
}
|
|
|
|
|
};
|
2018-11-15 07:18:48 +00:00
|
|
|
|
2018-11-16 08:15:33 +00:00
|
|
|
let mut uri_param = HashMap::new();
|
|
|
|
|
|
|
|
|
|
if let Some(api_method) = api.find_method(&components[2..], method, &mut uri_param) {
|
2018-11-15 07:18:48 +00:00
|
|
|
// fixme: handle auth
|
2018-12-05 11:42:25 +00:00
|
|
|
return handle_sync_api_request(api_method, formatter, parts, body, uri_param);
|
2018-11-15 07:18:48 +00:00
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
} else {
|
|
|
|
|
// not Auth for accessing files!
|
|
|
|
|
|
2018-12-01 12:37:49 +00:00
|
|
|
if comp_len == 0 {
|
|
|
|
|
return get_index();
|
|
|
|
|
} else {
|
|
|
|
|
let filename = api.find_alias(&components);
|
|
|
|
|
return handle_static_file_download(filename);
|
|
|
|
|
}
|
2018-11-15 07:18:48 +00:00
|
|
|
}
|
|
|
|
|
|
2018-11-15 09:57:52 +00:00
|
|
|
Box::new(future::err(http_err!(NOT_FOUND, "Path not found.".to_string())))
|
2018-11-15 07:18:48 +00:00
|
|
|
}
|
