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Mya 2023-03-16 16:59:34 -05:00
commit 657e470d24
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go/go.mod Normal file
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module code.pitz.tech/mya/rust-vs-go/go
go 1.19

23
go/main.go Normal file
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package main
import (
"io"
"net/http"
"log"
)
func main() {
http.HandleFunc("/", func(resp http.ResponseWriter, req *http.Request) {
switch req.Method {
case http.MethodGet:
_, _ = resp.Write([]byte("Try POSTing data to /"))
case http.MethodPost:
_, _ = io.Copy(resp, req.Body)
default:
http.Error(resp, "", http.StatusNotFound)
}
})
log.Println("Listening on http://127.0.0.1:3001")
_ = http.ListenAndServe("127.0.0.1:3001", http.DefaultServeMux)
}

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rust/.gitignore vendored Normal file
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/target

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rust/Cargo.lock generated Normal file
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# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
hyper = { version = "1.0.0-rc.3", features = ["full"] }
tokio = { version = "1", features = ["full"] }
futures = "0.3"
bytes = "1.4.0"
http-body-util = "0.1.0-rc.2"

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rust/src/main.rs Normal file
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use std::net::SocketAddr;
use bytes::Bytes;
use http_body_util::{Empty,Full};
use hyper::server::conn::http1;
use hyper::service::service_fn;
use hyper::{Request, Response};
use tokio::net::TcpListener;
use hyper::{Method, StatusCode};
use http_body_util::{combinators::BoxBody, BodyExt};
// We create some utility functions to make Empty and Full bodies
// fit our broadened Response body type.
fn empty() -> BoxBody<Bytes, hyper::Error> {
Empty::<Bytes>::new()
.map_err(|never| match never {})
.boxed()
}
fn full<T: Into<Bytes>>(chunk: T) -> BoxBody<Bytes, hyper::Error> {
Full::new(chunk.into())
.map_err(|never| match never {})
.boxed()
}
async fn echo(
req: Request<hyper::body::Incoming>,
) -> Result<Response<BoxBody<Bytes, hyper::Error>>, hyper::Error> {
match (req.method(), req.uri().path()) {
(&Method::GET, "/") => Ok(Response::new(full("Try POSTing data to /"))),
(&Method::POST, "/") => Ok(Response::new(req.into_body().boxed())),
// Return 404 Not Found for other routes.
_ => {
let mut not_found = Response::new(empty());
*not_found.status_mut() = StatusCode::NOT_FOUND;
Ok(not_found)
}
}
}
#[tokio::main]
pub async fn main() -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
let addr: SocketAddr = ([127, 0, 0, 1], 3000).into();
let listener = TcpListener::bind(addr).await?;
println!("Listening on http://{}", addr);
loop {
let (stream, _) = listener.accept().await?;
tokio::task::spawn(async move {
if let Err(err) = http1::Builder::new()
.serve_connection(stream, service_fn(echo))
.await
{
println!("Error serving connection: {:?}", err);
}
});
}
}