running a bot in docker PoC

planetwars-matchrunner/src/bin/testmatch.rs

@@ -0,0 +1,111 @@
+extern crate planetwars_matchrunner;
+extern crate tokio;
+
+use std::collections::HashMap;
+use std::io::{self, Write};
+use std::path::PathBuf;
+use std::pin::Pin;
+use std::sync::{Arc, Mutex};
+
+use bollard::container::{self, LogOutput};
+use bollard::exec::StartExecResults;
+use bollard::Docker;
+use futures::{Stream, StreamExt};
+use planetwars_matchrunner::{
+    match_context::{EventBus, MatchCtx, PlayerHandle},
+    pw_match, MatchConfig, MatchMeta, PlayerInfo,
+};
+use planetwars_rules::protocol as proto;
+use planetwars_rules::PwConfig;
+use std::env;
+use tokio::io::{AsyncWrite, AsyncWriteExt};
+
+const IMAGE: &'static str = "simplebot:latest";
+
+#[tokio::main]
+async fn main() {
+    let args: Vec<String> = env::args().collect();
+    assert!(args.len() >= 2);
+    let map_path = args[1].clone();
+    _run_match(map_path).await;
+}
+
+async fn _run_match(map_path: String) {
+    let docker = Docker::connect_with_socket_defaults().unwrap();
+    create_player_process(&docker).await.unwrap();
+}
+
+async fn create_player_process(docker: &Docker) -> Result<(), bollard::errors::Error> {
+    let config = container::Config {
+        image: Some(IMAGE),
+        ..Default::default()
+    };
+
+    let response = docker.create_container::<&str, &str>(None, config).await?;
+    let container_id = response.id;
+
+    docker
+        .start_container::<String>(&container_id, None)
+        .await?;
+
+    let exec_id = docker
+        .create_exec::<&str>(
+            &container_id,
+            bollard::exec::CreateExecOptions {
+                attach_stdin: Some(true),
+                attach_stdout: Some(true),
+                attach_stderr: Some(true),
+                cmd: Some(vec!["python", "simplebot.py"]),
+                ..Default::default()
+            },
+        )
+        .await
+        .unwrap()
+        .id;
+
+    let start_exec_results = docker.start_exec(&exec_id, None).await?;
+    let (mut input, mut output) = match start_exec_results {
+        StartExecResults::Detached => panic!("failed to get io channels"),
+        StartExecResults::Attached { input, output } => (input, output),
+    };
+
+    let state = proto::State {
+        planets: vec![
+            proto::Planet {
+                name: "a".to_string(),
+                owner: Some(1),
+                ship_count: 100,
+                x: -1.0,
+                y: 0.0,
+            },
+            proto::Planet {
+                name: "b".to_string(),
+                owner: Some(2),
+                ship_count: 100,
+                x: 1.0,
+                y: 0.0,
+            },
+        ],
+        expeditions: vec![],
+    };
+
+    let serialized = serde_json::to_vec(&state).unwrap();
+    input.write_all(&serialized).await?;
+    input.write(b"\n").await?;
+    input.flush().await?;
+
+    while let Some(item) = output.next().await {
+        let log_output = item.expect("failed to get log output");
+        match log_output {
+            LogOutput::StdOut { message } => {
+                println!("stdout: {}", String::from_utf8_lossy(&message));
+            }
+            LogOutput::StdErr { message } => {
+                println!("stderr: {}", String::from_utf8_lossy(&message));
+            }
+            _ => (),
+        }
+    }
+
+    Ok(())
+}

planetwars-matchrunner/src/lib.rs

@@ -1,6 +1,6 @@
-mod bot_runner;
+pub mod bot_runner;
-mod match_context;
+pub mod match_context;
-mod pw_match;
+pub mod pw_match;
 
 use std::{
     io::Write,