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https://github.com/darkrenaissance/darkfi.git
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98 lines
3.0 KiB
Rust
98 lines
3.0 KiB
Rust
/* This file is part of DarkFi (https://dark.fi)
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*
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* Copyright (C) 2020-2023 Dyne.org foundation
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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use async_std::{net::TcpListener, sync::Arc, task};
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use async_trait::async_trait;
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use serde_json::{json, Value};
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use smol::channel::{Receiver, Sender};
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use url::Url;
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use darkfi::{
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net::transport::Listener,
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rpc::{
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client::RpcClient,
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jsonrpc::*,
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server::{accept, RequestHandler},
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},
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Result,
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};
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struct RpcSrv {
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stop_sub: (Sender<()>, Receiver<()>),
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}
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impl RpcSrv {
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async fn pong(&self, id: Value, _params: &[Value]) -> JsonResult {
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JsonResponse::new(json!("pong"), id).into()
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}
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async fn kill(&self, id: Value, _params: &[Value]) -> JsonResult {
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self.stop_sub.0.send(()).await.unwrap();
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JsonResponse::new(json!("bye"), id).into()
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}
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}
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#[async_trait]
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impl RequestHandler for RpcSrv {
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async fn handle_request(&self, req: JsonRequest) -> JsonResult {
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let params = req.params.as_array().unwrap();
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match req.method.as_str() {
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Some("ping") => return self.pong(req.id, params).await,
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Some("kill") => return self.kill(req.id, params).await,
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Some(_) | None => return JsonError::new(ErrorCode::MethodNotFound, None, req.id).into(),
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}
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}
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}
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#[async_std::test]
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async fn jsonrpc_reqrep() -> Result<()> {
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// Find an available port
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let listener = TcpListener::bind("127.0.0.1:0").await?;
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let sockaddr = listener.local_addr()?;
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let endpoint = Url::parse(&format!("tcp://127.0.0.1:{}", sockaddr.port()))?;
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drop(listener);
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let rpcsrv = Arc::new(RpcSrv { stop_sub: smol::channel::unbounded() });
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let listener = Listener::new(endpoint.clone()).await?.listen().await?;
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task::spawn(async move {
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while let Ok((stream, peer_addr)) = listener.next().await {
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let _rh = rpcsrv.clone();
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task::spawn(async move {
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let _ = accept(stream, peer_addr.clone(), _rh).await;
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});
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}
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});
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let client = RpcClient::new(endpoint, None).await?;
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let req = JsonRequest::new("ping", json!([]));
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let rep = client.request(req).await?;
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let rep = rep.as_str().unwrap();
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assert_eq!(rep, "pong");
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let req = JsonRequest::new("kill", json!([]));
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let rep = client.request(req).await?;
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let rep = rep.as_str().unwrap();
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assert_eq!(rep, "bye");
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Ok(())
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}
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