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use super::{Node, NodeContext, NodeKind, NodeRequest, NodeResponse};
use crate::{config::DynNode, error::ServiceError};
use anyhow::Result;
use futures::Future;
use http::{uri::Scheme, HeaderValue, Response, StatusCode, Uri};
use http_body_util::BodyExt;
use serde::Deserialize;
use std::{pin::Pin, sync::Arc};
pub struct UpgradeInsecureKind;
#[derive(Deserialize)]
pub struct UpgradeInsecure([DynNode; 1]);
impl NodeKind for UpgradeInsecureKind {
fn name(&self) -> &'static str {
"upgrade_insecure"
}
fn instanciate(&self, config: serde_yml::Value) -> Result<Arc<dyn Node>> {
Ok(Arc::new(serde_yml::from_value::<UpgradeInsecure>(config)?))
}
}
impl Node for UpgradeInsecure {
fn handle<'a>(
&'a self,
context: &'a mut NodeContext,
request: NodeRequest,
) -> Pin<Box<dyn Future<Output = Result<NodeResponse, ServiceError>> + Send + Sync + 'a>> {
Box::pin(async move {
if request.headers().contains_key("upgrade-insecure-requests")
&& request.uri().scheme() == Some(&Scheme::HTTP)
{
let mut parts = http::uri::Parts::default();
parts.scheme = request.uri().scheme().cloned();
parts.authority = request.uri().authority().cloned();
parts.path_and_query = request.uri().path_and_query().cloned();
let uri = Uri::from_parts(parts).map_err(|_| ServiceError::InvalidUri)?;
let mut resp =
Response::new("".to_string()).map(|b| b.map_err(|e| match e {}).boxed());
*resp.status_mut() = StatusCode::MOVED_PERMANENTLY;
resp.headers_mut().insert(
"Location",
HeaderValue::from_str(&uri.to_string())
.map_err(|_| ServiceError::InvalidUri)?,
);
resp.headers_mut().insert(
"Vary",
HeaderValue::from_static("Upgrade-Insecure-Requests"),
);
return Ok(resp);
}
self.0[0].handle(context, request).await
})
}
}
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