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use serde::{ |
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Deserialize, |
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Serialize, |
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}; |
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use clap::Parser; |
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use tokio::fs::read_to_string; |
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use std::{ |
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fs::canonicalize, |
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io::Read, |
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process::{ |
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Child, |
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Command, |
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Stdio |
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}, |
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path::PathBuf, |
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net::IpAddr, |
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}; |
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#[derive(Parser)] |
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#[command(version, about, long_about = None)] |
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struct Args { |
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#[arg(short, long, value_name = "FILE")] |
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config: Option<PathBuf>, |
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#[arg(short, long, value_name = "ADDR")] |
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address: Option<IpAddr>, |
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#[arg(short, long, value_name = "PORT")] |
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port: Option<u16>, |
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} |
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#[derive(Serialize, Deserialize)] |
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struct Service { |
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name: String, |
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command: String, |
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args: String, |
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directory: Option<PathBuf>, |
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} |
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impl Service { |
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fn new() -> Self { |
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Self { |
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name: String::new(), |
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command: String::new(), |
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args: String::new(), |
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directory: None, |
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} |
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} |
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} |
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#[derive(Serialize, Deserialize)] |
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struct Config { |
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address: Option<IpAddr>, |
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port: Option<u16>, |
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service: Vec<Service>, |
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} |
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impl Config { |
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fn new() -> Self { |
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Self { |
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address: None, |
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port: None, |
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service: Vec::new(), |
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} |
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} |
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} |
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fn exec(image: &str, args: Vec<&str>, dir: Option<PathBuf>) -> Result<Child, Box<dyn std::error::Error>> { |
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if let Some(cwd) = dir { |
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let child = Command::new(image) |
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.args(args) |
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.current_dir(canonicalize(cwd)?) |
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.stdin(Stdio::piped()) |
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.stdout(Stdio::piped()) |
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.stderr(Stdio::piped()) |
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.spawn()?; |
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Ok(child) |
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} else { |
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let child = Command::new(image) |
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.args(args) |
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.stdin(Stdio::piped()) |
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.stdout(Stdio::piped()) |
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.stderr(Stdio::piped()) |
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.spawn()?; |
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Ok(child) |
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} |
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} |
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async fn load_config(file: PathBuf) -> Result<Config, Box<dyn std::error::Error>> { |
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let config: Config = toml::from_str(read_to_string(file).await?.as_str())?; |
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Ok(config) |
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} |
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#[tokio::main] |
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async fn main() -> Result<(), Box<dyn std::error::Error>> { |
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let args = Args::parse(); |
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let mut conf: Config = Config::new(); |
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if let Some(file) = args.config.as_deref() { |
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conf = load_config(PathBuf::from(file)).await?; |
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} else { |
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conf = load_config(PathBuf::from("salaryman.toml")).await?; |
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} |
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let mut child = exec("java", vec!["-jar", "minecraft_server.jar"], None)?; |
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std::thread::sleep(std::time::Duration::from_secs(60)); |
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let mut buf: [u8; 512] = [0; 512]; |
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let mut ebuf: [u8; 512] = [0; 512]; |
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child.stdout.as_mut().unwrap().read(&mut buf[..])?; |
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child.stderr.as_mut().unwrap().read(&mut ebuf[..])?; |
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println!("{}", String::from_utf8_lossy(&buf)); |
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println!("{}", String::from_utf8_lossy(&ebuf)); |
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child.kill()?; |
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Ok(()) |
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} |
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