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Handle file uploads with a validated session

This commit is contained in:
Savanni D'Gerinel 2023-10-03 17:47:54 -04:00
parent f2bbb4e720
commit 5b7faf556f
3 changed files with 132 additions and 82 deletions
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1
.gitignore vendored
View File

@ -7,3 +7,4 @@ result
file-service/*.sqlite
file-service/*.sqlite-shm
file-service/*.sqlite-wal
file-service/var

128
file-service/src/handlers.rs
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@ -1,7 +1,12 @@
use build_html::Html;
use bytes::Buf;
use cookie::time::error::Format;
use file_service::WriteFileError;
use futures_util::StreamExt;
use http::{Error, StatusCode};
use std::collections::HashMap;
use warp::http::Response;
use std::io::Read;
use warp::{filters::multipart::FormData, http::Response, multipart::Part};
use crate::{pages, App, AuthToken, FileId, FileInfo, ReadFileError, SessionToken};
@ -97,11 +102,27 @@ pub async fn handle_auth(
}
}
pub async fn handle_upload(app: App, token: SessionToken) -> Result<http::Response<String>, Error> {
pub async fn handle_upload(
app: App,
token: SessionToken,
form: FormData,
) -> Result<http::Response<String>, Error> {
match app.validate_session(token).await {
Ok(Some(_)) => Response::builder()
.status(StatusCode::NOT_IMPLEMENTED)
Ok(Some(_)) => match process_file_upload(app, form).await {
Ok(_) => Response::builder()
.header("location", "/")
.status(StatusCode::SEE_OTHER)
.body("".to_owned()),
Err(UploadError::FilenameMissing) => Response::builder()
.status(StatusCode::BAD_REQUEST)
.body("filename is required for all files".to_owned()),
Err(UploadError::WriteFileError(err)) => Response::builder()
.status(StatusCode::INTERNAL_SERVER_ERROR)
.body(format!("could not write to the file system: {:?}", err)),
Err(UploadError::WarpError(err)) => Response::builder()
.status(StatusCode::INTERNAL_SERVER_ERROR)
.body(format!("error with the app framework: {:?}", err)),
},
_ => Response::builder()
.status(StatusCode::UNAUTHORIZED)
.body("".to_owned()),
@ -133,3 +154,102 @@ where
},
}
}
async fn collect_multipart(
mut stream: warp::filters::multipart::FormData,
) -> Result<Vec<(Option<String>, Option<String>, Vec<u8>)>, warp::Error> {
let mut content: Vec<(Option<String>, Option<String>, Vec<u8>)> = Vec::new();
while let Some(part) = stream.next().await {
match part {
Ok(part) => content.push(collect_content(part).await.unwrap()),
Err(err) => return Err(err),
}
}
Ok(content)
}
async fn collect_content(
mut part: Part,
) -> Result<(Option<String>, Option<String>, Vec<u8>), String> {
let mut content: Vec<u8> = Vec::new();
while let Some(Ok(data)) = part.data().await {
let mut reader = data.reader();
reader.read_to_end(&mut content).unwrap();
}
Ok((
part.content_type().map(|s| s.to_owned()),
part.filename().map(|s| s.to_owned()),
content,
))
}
/*
async fn handle_upload(
form: warp::filters::multipart::FormData,
app: App,
) -> warp::http::Result<warp::http::Response<String>> {
let files = collect_multipart(form).await;
match files {
Ok(files) => {
for (_, filename, content) in files {
match filename {
Some(filename) => {
app.add_file(filename, content).unwrap();
}
None => {
return warp::http::Response::builder()
.status(StatusCode::BAD_REQUEST)
.body("".to_owned())
}
}
}
}
Err(_err) => {
return warp::http::Response::builder()
.status(StatusCode::BAD_REQUEST)
.body("".to_owned())
}
}
// println!("file length: {:?}", files.map(|f| f.len()));
warp::http::Response::builder()
.header("location", "/")
.status(StatusCode::SEE_OTHER)
.body("".to_owned())
}
*/
enum UploadError {
FilenameMissing,
WriteFileError(WriteFileError),
WarpError(warp::Error),
}
impl From<WriteFileError> for UploadError {
fn from(err: WriteFileError) -> Self {
Self::WriteFileError(err)
}
}
impl From<warp::Error> for UploadError {
fn from(err: warp::Error) -> Self {
Self::WarpError(err)
}
}
async fn process_file_upload(app: App, form: FormData) -> Result<(), UploadError> {
let files = collect_multipart(form).await?;
for (_, filename, content) in files {
match filename {
Some(filename) => {
app.add_file(filename, content).await?;
}
None => return Err(UploadError::FilenameMissing),
}
}
Ok(())
}

75
file-service/src/main.rs
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@ -42,75 +42,12 @@ async fn authenticate_user(app: App, auth_token: String) -> Result<Username, war
*/
/*
async fn collect_content(
mut part: Part,
) -> Result<(Option<String>, Option<String>, Vec<u8>), String> {
let mut content: Vec<u8> = Vec::new();
while let Some(Ok(data)) = part.data().await {
let mut reader = data.reader();
reader.read_to_end(&mut content).unwrap();
}
Ok((
part.content_type().map(|s| s.to_owned()),
part.filename().map(|s| s.to_owned()),
content,
))
}
*/
/*
async fn collect_multipart(
mut stream: warp::filters::multipart::FormData,
) -> Result<Vec<(Option<String>, Option<String>, Vec<u8>)>, warp::Error> {
let mut content: Vec<(Option<String>, Option<String>, Vec<u8>)> = Vec::new();
while let Some(part) = stream.next().await {
match part {
Ok(part) => content.push(collect_content(part).await.unwrap()),
Err(err) => return Err(err),
}
}
Ok(content)
}
*/
/*
async fn handle_upload(
form: warp::filters::multipart::FormData,
app: App,
) -> warp::http::Result<warp::http::Response<String>> {
let files = collect_multipart(form).await;
match files {
Ok(files) => {
for (_, filename, content) in files {
match filename {
Some(filename) => {
app.add_file(filename, content).unwrap();
}
None => {
return warp::http::Response::builder()
.status(StatusCode::BAD_REQUEST)
.body("".to_owned())
}
}
}
}
Err(_err) => {
return warp::http::Response::builder()
.status(StatusCode::BAD_REQUEST)
.body("".to_owned())
}
}
// println!("file length: {:?}", files.map(|f| f.len()));
warp::http::Response::builder()
.header("location", "/")
.status(StatusCode::SEE_OTHER)
.body("".to_owned())
}
*/
#[derive(Clone)]
@ -204,13 +141,6 @@ pub async fn main() {
let app = App::new(authdb, store);
/*
let with_app = {
let app = app.clone();
warp::any().map(move || app.clone())
};
*/
let log = warp::log("file_service");
let root = warp::path!()
.and(warp::get())
@ -228,6 +158,7 @@ pub async fn main() {
.and(warp::post())
.and(with_app(app.clone()))
.and(with_session())
.and(warp::multipart::form())
.then(handle_upload);
let thumbnail = warp::path!(String / "tn")
@ -243,13 +174,11 @@ pub async fn main() {
.then(move |id, old_etags, app: App| file(app, id, old_etags));
let server = warp::serve(
root.or(auth).or(upload_via_form).with(log), /*
root.or(auth)
.or(upload_via_form)
.or(thumbnail)
.or(file)
.or(upload_handler)
.with(log),
*/
);
server