From 1b2472fbfc876c3f8b6cf5dd6164308123fed133 Mon Sep 17 00:00:00 2001 From: Ilion Beyst Date: Wed, 8 Jun 2022 22:37:38 +0200 Subject: [PATCH] implement grpc match creation PoC --- planetwars-server/src/modules/bot_api.rs | 86 +++++++++++++++--------- proto/bot_api.proto | 10 +++ 2 files changed, 64 insertions(+), 32 deletions(-) diff --git a/planetwars-server/src/modules/bot_api.rs b/planetwars-server/src/modules/bot_api.rs index 2fffc79..8aa5d29 100644 --- a/planetwars-server/src/modules/bot_api.rs +++ b/planetwars-server/src/modules/bot_api.rs @@ -19,11 +19,13 @@ use tonic::{Request, Response, Status, Streaming}; use planetwars_matchrunner as runner; use crate::db; +use crate::util::gen_alphanumeric; use crate::{ConnectionPool, MAPS_DIR, MATCHES_DIR}; use super::matches::code_bundle_to_botspec; pub struct BotApiServer { + conn_pool: ConnectionPool, router: PlayerRouter, } @@ -85,6 +87,50 @@ impl pb::bot_api_service_server::BotApiService for BotApiServer { sync_data.server_messages, ))) } + + async fn create_match( + &self, + req: Request, + ) -> Result, Status> { + // TODO: unify with matchrunner module + let conn = self.conn_pool.get().await.unwrap(); + + let match_request = req.get_ref(); + + let opponent = db::bots::find_bot_by_name(&match_request.opponent_name, &conn) + .map_err(|_| Status::not_found("opponent not found"))?; + let opponent_code_bundle = db::bots::active_code_bundle(opponent.id, &conn) + .map_err(|_| Status::not_found("opponent has no code"))?; + + let log_file_name = "remote_match.log"; + let player_key = gen_alphanumeric(32); + + let remote_bot_spec = RemoteBotSpec { + player_key: player_key.clone(), + router: self.router.clone(), + }; + + let match_config = runner::MatchConfig { + map_path: PathBuf::from(MAPS_DIR).join("hex.json"), + map_name: "hex".to_string(), + log_path: PathBuf::from(MATCHES_DIR).join(&log_file_name), + players: vec![ + runner::MatchPlayer { + bot_spec: Box::new(remote_bot_spec), + }, + runner::MatchPlayer { + bot_spec: code_bundle_to_botspec(&opponent_code_bundle), + }, + ], + }; + + tokio::spawn(runner::run_match(match_config)); + Ok(Response::new(pb::CreatedMatch { + // TODO + match_id: 0, + player_key, + })) + } } struct SyncThingData { @@ -93,6 +139,7 @@ struct SyncThingData { } struct RemoteBotSpec { + player_key: String, router: PlayerRouter, } @@ -106,9 +153,8 @@ impl runner::BotSpec for RemoteBotSpec { ) -> Box { let (tx, rx) = oneshot::channel(); let (server_msg_snd, server_msg_recv) = mpsc::unbounded_channel(); - let player_key = "test_player".to_string(); self.router.put( - player_key.clone(), + self.player_key.clone(), SyncThingData { tx, server_messages: server_msg_recv, @@ -127,7 +173,7 @@ impl runner::BotSpec for RemoteBotSpec { } _ => { // ensure router cleanup - self.router.take(&player_key); + self.router.take(&self.player_key); } }; @@ -183,6 +229,7 @@ impl PlayerHandle for RemoteBotHandle { // directly mark all requests as timed out. // TODO: create a dedicated error type for this. // should it be logged? + println!("send error: {:?}", _send_error); self.event_bus .lock() .unwrap() @@ -212,37 +259,12 @@ async fn schedule_timeout( .resolve_request(request_id, Err(RequestError::Timeout)); } -async fn run_match(router: PlayerRouter, pool: ConnectionPool) { - let conn = pool.get().await.unwrap(); - - let opponent = db::bots::find_bot_by_name("simplebot", &conn).unwrap(); - let opponent_code_bundle = db::bots::active_code_bundle(opponent.id, &conn).unwrap(); - - let log_file_name = "remote_match.log"; - - let remote_bot_spec = RemoteBotSpec { router }; - - let match_config = runner::MatchConfig { - map_path: PathBuf::from(MAPS_DIR).join("hex.json"), - map_name: "hex".to_string(), - log_path: PathBuf::from(MATCHES_DIR).join(&log_file_name), - players: vec![ - runner::MatchPlayer { - bot_spec: Box::new(remote_bot_spec), - }, - runner::MatchPlayer { - bot_spec: code_bundle_to_botspec(&opponent_code_bundle), - }, - ], - }; - - runner::run_match(match_config).await; -} - pub async fn run_bot_api(pool: ConnectionPool) { let router = PlayerRouter::new(); - tokio::spawn(run_match(router.clone(), pool)); - let server = BotApiServer { router }; + let server = BotApiServer { + router, + conn_pool: pool.clone(), + }; let addr = SocketAddr::from(([127, 0, 0, 1], 50051)); Server::builder() diff --git a/proto/bot_api.proto b/proto/bot_api.proto index 0892270..08839f0 100644 --- a/proto/bot_api.proto +++ b/proto/bot_api.proto @@ -20,7 +20,17 @@ message PlayerRequestResponse { bytes content = 2; } +message MatchRequest { + string opponent_name = 1; +} + +message CreatedMatch { + int32 match_id = 1; + string player_key = 2; +} + service BotApiService { + rpc CreateMatch(MatchRequest) returns (CreatedMatch); // server sends requests to the player, player responds rpc ConnectBot(stream PlayerRequestResponse) returns (stream PlayerRequest); }