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authorMelody Horn <melody@boringcactus.com>2021-12-24 16:25:51 -0700
committerMelody Horn <melody@boringcactus.com>2021-12-24 16:25:51 -0700
commit3817ec811d76b91d3d4924003a4d48d0cd43a576 (patch)
tree93cd9ac73e08c9d4414bb312f7a01f104581a160 /src/utils
parentc6d12d80babd9f4bd5692cf74ab9d6e9278859d1 (diff)
downloadnarchttpd-config-toml.tar.gz
narchttpd-config-toml.zip
rust is a myth. it doesn't existconfig-toml
Diffstat (limited to 'src/utils')
-rw-r--r--src/utils/proxy_child.rs69
-rw-r--r--src/utils/serve_static.rs102
2 files changed, 74 insertions, 97 deletions
diff --git a/src/utils/proxy_child.rs b/src/utils/proxy_child.rs
index d7a021d..cc35298 100644
--- a/src/utils/proxy_child.rs
+++ b/src/utils/proxy_child.rs
@@ -1,9 +1,12 @@
+use std::path::PathBuf;
use std::process::{Child as ChildProcess, Command};
use std::rc::Rc;
+use std::sync::Arc;
use hyper::http::uri::Scheme;
use hyper::{header, Body, Client, Request, Response};
-use rhai::{Dynamic, FnPtr, Map};
+
+use super::{async_trait, HttpHandler};
pub struct KillOnDrop(ChildProcess);
@@ -15,60 +18,48 @@ impl Drop for KillOnDrop {
#[derive(Clone)]
pub struct ProxyChild {
- process: Rc<KillOnDrop>,
+ process: Arc<KillOnDrop>,
port: u16,
}
impl ProxyChild {
- fn new(params: Map) -> Self {
- let command_line = params["command"].clone().into_immutable_string().unwrap();
- let port = params["port"].as_int().unwrap();
+ pub fn new(command_line: String, in_dir: Option<PathBuf>, port: u16) -> Self {
let mut command_line = command_line.split(" ");
let command = command_line.next().unwrap();
let mut child = Command::new(command);
child.args(command_line);
- if let Some(cwd) = params.get("in_dir") {
- let cwd = cwd.clone().into_immutable_string().unwrap();
- let cwd: &str = cwd.as_ref();
+ if let Some(cwd) = in_dir {
child.current_dir(cwd);
}
let child = child.spawn().unwrap();
Self {
- process: Rc::new(KillOnDrop(child)),
+ process: Arc::new(KillOnDrop(child)),
port: port as u16,
}
}
}
-pub fn handle_request(child: &mut ProxyChild, request: Rc<Request<Body>>) -> Rc<Response<Body>> {
- let ProxyChild { port, .. } = child;
- let mut request_uri = request.uri().clone().into_parts();
- // TODO ipv6 loopback?
- request_uri.authority = Some(format!("127.0.0.1:{}", port).parse().unwrap());
- request_uri.scheme = Some(Scheme::HTTP);
- let mut proxy_request = Request::builder()
- .method(request.method())
- .uri(request_uri)
- .header(header::HOST, request.headers()[header::HOST].clone());
- proxy_request.headers_mut().unwrap().extend(
- request
- .headers()
- .iter()
- .map(|(x, y)| (x.clone(), y.clone())),
- );
- // TODO handle nonempty body
- let proxy_request = proxy_request.body(Body::empty()).unwrap();
- let response = async {
+#[async_trait]
+impl HttpHandler for ProxyChild {
+ async fn handle(&self, request: Request<Body>) -> Response<Body> {
+ let ProxyChild { port, .. } = self;
+ let mut request_uri = request.uri().clone().into_parts();
+ // TODO ipv6 loopback?
+ request_uri.authority = Some(format!("127.0.0.1:{}", port).parse().unwrap());
+ request_uri.scheme = Some(Scheme::HTTP);
+ let mut proxy_request = Request::builder()
+ .method(request.method())
+ .uri(request_uri)
+ .header(header::HOST, request.headers()[header::HOST].clone());
+ proxy_request.headers_mut().unwrap().extend(
+ request
+ .headers()
+ .iter()
+ .map(|(x, y)| (x.clone(), y.clone())),
+ );
+ // TODO handle nonempty body
+ let proxy_request = proxy_request.body(Body::empty()).unwrap();
let client = Client::new();
- Rc::new(client.request(proxy_request).await.unwrap())
- };
- let runtime = tokio::runtime::Handle::current();
- runtime.block_on(response)
-}
-
-pub fn proxy_child(params: Map) -> FnPtr {
- let child = ProxyChild::new(params);
- let mut result = FnPtr::new("handle_request_proxy_child").unwrap();
- result.add_curry(Dynamic::from(child));
- result
+ client.request(proxy_request).await.unwrap()
+ }
}
diff --git a/src/utils/serve_static.rs b/src/utils/serve_static.rs
index 2ec0a90..c087c21 100644
--- a/src/utils/serve_static.rs
+++ b/src/utils/serve_static.rs
@@ -1,75 +1,61 @@
use std::fs::File;
use std::io::{ErrorKind, Read};
use std::path::PathBuf;
-use std::rc::Rc;
use hyper::{Body, Request, Response, StatusCode};
-use rhai::{Dynamic, FnPtr, Map};
+
+use super::{async_trait, HttpHandler};
#[derive(Clone, Debug)]
pub struct Params {
root: PathBuf,
}
-#[derive(Debug)]
-pub struct KeyError(&'static str);
-
-impl TryFrom<Map> for Params {
- type Error = KeyError;
-
- fn try_from(mut value: Map) -> Result<Self, Self::Error> {
- let root = value
- .remove("root")
- .and_then(|value| value.into_immutable_string().ok())
- .ok_or(KeyError("root"))?;
- let root: PathBuf = root.parse().unwrap();
+impl Params {
+ pub fn new(root: PathBuf) -> Self {
let root = root.canonicalize().unwrap();
- Ok(Self { root })
+ Self { root }
}
}
-pub fn handle_request(params: &mut Params, request: Rc<Request<Body>>) -> Rc<Response<Body>> {
- let Params { root } = params;
- eprintln!("handling request {:?}", request);
- let request_path = request.uri().path();
- let request_path = request_path.trim_start_matches("/");
- let target = root.join(request_path);
- let target = if target.is_dir() {
- target.join("index.html")
- } else {
- target
- };
- eprintln!("target is {}", target.display());
- let response = if target.ancestors().all(|ancestor| ancestor != root) {
- // oops! all directory traversal
- Response::builder()
- .status(StatusCode::BAD_REQUEST)
- .body(Body::empty())
- } else {
- let file = File::open(target);
- match file {
- Ok(mut file) => {
- let mut result = Vec::new();
- file.read_to_end(&mut result).unwrap();
- Response::builder().body(Body::from(result))
- }
- Err(err) => {
- let status_code = match err.kind() {
- ErrorKind::NotFound => StatusCode::NOT_FOUND,
- _ => StatusCode::BAD_REQUEST,
- };
- Response::builder()
- .status(status_code)
- .body(Body::from(status_code.canonical_reason().unwrap_or("")))
+#[async_trait]
+impl HttpHandler for Params {
+ async fn handle(&self, request: Request<Body>) -> Response<Body> {
+ let Params { root } = self;
+ eprintln!("handling request {:?}", request);
+ let request_path = request.uri().path();
+ let request_path = request_path.trim_start_matches("/");
+ let target = root.join(request_path);
+ let target = if target.is_dir() {
+ target.join("index.html")
+ } else {
+ target
+ };
+ eprintln!("target is {}", target.display());
+ let response = if target.ancestors().all(|ancestor| ancestor != root) {
+ // oops! all directory traversal
+ Response::builder()
+ .status(StatusCode::BAD_REQUEST)
+ .body(Body::empty())
+ } else {
+ let file = File::open(target);
+ match file {
+ Ok(mut file) => {
+ let mut result = Vec::new();
+ file.read_to_end(&mut result).unwrap();
+ Response::builder().body(Body::from(result))
+ }
+ Err(err) => {
+ let status_code = match err.kind() {
+ ErrorKind::NotFound => StatusCode::NOT_FOUND,
+ _ => StatusCode::BAD_REQUEST,
+ };
+ Response::builder()
+ .status(status_code)
+ .body(Body::from(status_code.canonical_reason().unwrap_or("")))
+ }
}
- }
- };
- Rc::new(response.unwrap())
-}
-
-pub fn serve_static(params: Map) -> FnPtr {
- let params: Params = params.try_into().unwrap();
- let mut result = FnPtr::new("handle_request_serve_static").unwrap();
- result.add_curry(Dynamic::from(params));
- result
+ };
+ response.unwrap()
+ }
}