Files
start-os/backend/src/core/rpc_continuations.rs
Aiden McClelland edde478382 rename appmgr
2022-01-21 20:35:52 -07:00

54 lines
1.3 KiB
Rust

use std::time::Instant;
use futures::future::BoxFuture;
use http::{Request, Response};
use hyper::Body;
use rand::RngCore;
#[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord, serde::Serialize, serde::Deserialize)]
pub struct RequestGuid<T: AsRef<str> = String>(T);
impl RequestGuid {
pub fn new() -> Self {
let mut buf = [0; 40];
rand::thread_rng().fill_bytes(&mut buf);
RequestGuid(base32::encode(
base32::Alphabet::RFC4648 { padding: false },
&buf,
))
}
pub fn from(r: &str) -> Option<RequestGuid> {
if r.len() != 64 {
return None;
}
for c in r.chars() {
if !(c >= 'A' && c <= 'Z' || c >= '2' && c <= '7') {
return None;
}
}
Some(RequestGuid(r.to_owned()))
}
}
#[test]
fn parse_guid() {
println!(
"{:?}",
RequestGuid::from(&format!("{}", RequestGuid::new()))
)
}
impl<T: AsRef<str>> std::fmt::Display for RequestGuid<T> {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
self.0.as_ref().fmt(f)
}
}
pub struct RpcContinuation {
pub created_at: Instant,
pub handler: Box<
dyn FnOnce(Request<Body>) -> BoxFuture<'static, Result<Response<Body>, crate::Error>>
+ Send
+ Sync,
>,
}