store demo matches in database

planetwars-server/migrations/2021-12-13-145111_users/down.sql

@@ -1,2 +1,2 @@
-DROP INDEX users_username_index
+DROP INDEX users_username_index;
 DROP TABLE users;

planetwars-server/migrations/2022-01-02-105610_matches/up.sql

@@ -1,4 +1,4 @@
-CREATE TYPE match_state AS ENUM ('playing', 'ended');
+CREATE TYPE match_state AS ENUM ('playing', 'finished');
 
 CREATE TABLE matches (
     id SERIAL PRIMARY KEY NOT NULL,

planetwars-server/src/db/matches.rs

@@ -46,16 +46,16 @@ pub struct MatchPlayerData {
 }
 
 pub fn create_match(
-    match_data: &NewMatch,
-    match_players: &[MatchPlayerData],
+    new_match_base: &NewMatch,
+    new_match_players: &[MatchPlayerData],
     conn: &PgConnection,
-) -> QueryResult<i32> {
+) -> QueryResult<MatchData> {
     conn.transaction(|| {
         let match_base = diesel::insert_into(matches::table)
-            .values(match_data)
+            .values(new_match_base)
             .get_result::<MatchBase>(conn)?;
 
-        let match_players = match_players
+        let new_match_players = new_match_players
             .iter()
             .enumerate()
             .map(|(num, player_data)| NewMatchPlayer {
@@ -65,11 +65,14 @@ pub fn create_match(
             })
             .collect::<Vec<_>>();
 
-        diesel::insert_into(match_players::table)
-            .values(&match_players)
-            .execute(conn)?;
+        let match_players = diesel::insert_into(match_players::table)
+            .values(&new_match_players)
+            .get_results::<MatchPlayer>(conn)?;
 
-        Ok(match_base.id)
+        Ok(MatchData {
+            base: match_base,
+            match_players,
+        })
     })
 }
 

planetwars-server/src/db/users.rs

@@ -2,7 +2,7 @@ use crate::schema::users;
 use argon2;
 use diesel::{prelude::*, PgConnection};
 use rand::Rng;
-use serde::{Deserialize, Serialize};
+use serde::Deserialize;
 
 #[derive(Debug, Deserialize)]
 pub struct Credentials<'a> {

planetwars-server/src/lib.rs

@@ -55,10 +55,6 @@ pub async fn api() -> Router {
         )
         .route("/matches/:match_id", get(routes::matches::get_match_log))
         .route("/submit_bot", post(routes::demo::submit_bot))
-        .route(
-            "/submission_match_log/:match_id",
-            get(routes::demo::get_submission_match_log),
-        )
         .layer(AddExtensionLayer::new(pool));
     api
 }

planetwars-server/src/routes/demo.rs

@@ -1,12 +1,14 @@
-use std::path::PathBuf;
-
-use axum::{extract::Path, Json};
+use crate::db::matches::{self, MatchState};
+use crate::{ConnectionPool, BOTS_DIR, MAPS_DIR, MATCHES_DIR};
+use axum::extract::Extension;
+use axum::Json;
 use hyper::StatusCode;
 use planetwars_matchrunner::{docker_runner::DockerBotSpec, run_match, MatchConfig, MatchPlayer};
 use rand::{distributions::Alphanumeric, Rng};
 use serde::{Deserialize, Serialize};
+use std::path::PathBuf;
 
-use crate::{DatabaseConnection, BOTS_DIR, MAPS_DIR, MATCHES_DIR};
+use super::matches::ApiMatch;
 
 const PYTHON_IMAGE: &'static str = "python:3.10-slim-buster";
 const SIMPLEBOT_PATH: &'static str = "../simplebot";
@@ -16,38 +18,36 @@ pub struct SubmitBotParams {
     pub code: String,
 }
 
-#[derive(Serialize, Deserialize, Debug)]
+#[derive(Serialize, Deserialize)]
 pub struct SubmitBotResponse {
-    pub match_id: String,
-}
-
-pub fn gen_alphanumeric(length: usize) -> String {
-    rand::thread_rng()
-        .sample_iter(&Alphanumeric)
-        .take(length)
-        .map(char::from)
-        .collect()
+    #[serde(rename = "match")]
+    pub match_data: ApiMatch,
 }
 
 /// submit python code for a bot, which will face off
 /// with a demo bot. Return a played match.
 pub async fn submit_bot(
     Json(params): Json<SubmitBotParams>,
+    Extension(pool): Extension<ConnectionPool>,
 ) -> Result<Json<SubmitBotResponse>, StatusCode> {
-    let uploaded_bot_id: String = gen_alphanumeric(16);
-    let match_id = gen_alphanumeric(16);
+    let conn = pool.get().await.expect("could not get database connection");
 
-    let uploaded_bot_dir = PathBuf::from(BOTS_DIR).join(&uploaded_bot_id);
+    let uploaded_bot_uuid: String = gen_alphanumeric(16);
+    let log_file_name = format!("{}.log", gen_alphanumeric(16));
+
+    // store uploaded bot
+    let uploaded_bot_dir = PathBuf::from(BOTS_DIR).join(&uploaded_bot_uuid);
     std::fs::create_dir(&uploaded_bot_dir).unwrap();
     std::fs::write(uploaded_bot_dir.join("bot.py"), params.code.as_bytes()).unwrap();
 
+    // play the match
     run_match(MatchConfig {
         map_path: PathBuf::from(MAPS_DIR).join("hex.json"),
         map_name: "hex".to_string(),
-        log_path: PathBuf::from(MATCHES_DIR).join(format!("{}.log", match_id)),
+        log_path: PathBuf::from(MATCHES_DIR).join(&log_file_name),
         players: vec![
             MatchPlayer {
-                name: "bot".to_string(),
+                name: "player".to_string(),
                 bot_spec: Box::new(DockerBotSpec {
                     code_path: uploaded_bot_dir,
                     image: PYTHON_IMAGE.to_string(),
@@ -66,12 +66,25 @@ pub async fn submit_bot(
     })
     .await;
 
-    Ok(Json(SubmitBotResponse { match_id }))
+    // store match in database
+    let new_match_data = matches::NewMatch {
+        state: MatchState::Finished,
+        log_path: &log_file_name,
+    };
+    // TODO: set match players
+    let match_data =
+        matches::create_match(&new_match_data, &[], &conn).expect("failed to create match");
+
+    let api_match = super::matches::match_data_to_api(match_data);
+    Ok(Json(SubmitBotResponse {
+        match_data: api_match,
+    }))
 }
 
-// TODO: unify this with existing match API
-pub async fn get_submission_match_log(Path(match_id): Path<String>) -> Result<String, StatusCode> {
-    let log_path = PathBuf::from(MATCHES_DIR).join(format!("{}.log", match_id));
-
-    std::fs::read_to_string(&log_path).map_err(|_| StatusCode::NOT_FOUND)
+pub fn gen_alphanumeric(length: usize) -> String {
+    rand::thread_rng()
+        .sample_iter(&Alphanumeric)
+        .take(length)
+        .map(char::from)
+        .collect()
 }

planetwars-server/src/routes/matches.rs

@@ -115,7 +115,7 @@ pub async fn list_matches(conn: DatabaseConnection) -> Result<Json<Vec<ApiMatch>
         .map(|matches| Json(matches.into_iter().map(match_data_to_api).collect()))
 }
 
-fn match_data_to_api(data: matches::MatchData) -> ApiMatch {
+pub fn match_data_to_api(data: matches::MatchData) -> ApiMatch {
     ApiMatch {
         id: data.base.id,
         timestamp: data.base.created_at,