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|
mod endpoints;
use clap::Parser;
use salaryman::service::{Service, ServiceConf};
use serde::{Deserialize, Serialize};
use tokio::fs::read_to_string;
use std::{net::IpAddr, path::PathBuf};
#[derive(Parser, Debug)]
#[command(version, about, long_about = None)]
struct Args {
#[arg(
short,
long,
value_name = "FILE",
help = "config file override",
default_value = "salaryman.toml"
)]
config: PathBuf,
#[arg(
short,
long,
value_name = "ADDR",
help = "IP address to bind API to",
default_value = "127.0.0.1"
)]
address: IpAddr,
#[arg(
short,
long,
value_name = "PORT",
help = "TCP Port to bind API to",
default_value = "3080"
)]
port: u16,
}
#[derive(Serialize, Deserialize, Debug)]
struct Config {
address: Option<IpAddr>,
port: Option<u16>,
service: Vec<ServiceConf>,
}
async fn load_config(file: &PathBuf) -> Result<Config, Box<dyn std::error::Error>> {
let s: String = match read_to_string(file).await {
Ok(s) => s,
Err(_) => {
return Err(Box::new(std::io::Error::new(
std::io::ErrorKind::NotFound,
"cannot find config file",
)));
}
};
match toml::from_str(s.as_str()) {
Ok(c) => Ok(c),
Err(_) => Err(Box::new(std::io::Error::new(
std::io::ErrorKind::Other,
"unable to parse config file",
))),
}
}
#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
let args = Args::parse();
let conf: Config = load_config(&args.config).await?;
let mut services: Vec<Service> = Vec::new();
for i in 0..conf.service.len() {
services.push(Service::from_conf(&conf.service[i]));
if conf.service[i].autostart {
services[i].start().await?;
services[i].scan_stdout().await?;
services[i].scan_stderr().await?;
}
}
tokio::time::sleep(std::time::Duration::from_secs(60)).await;
println!("trying to write to stdin!");
for i in 0..services.len() {
services[i].write_stdin("stop\n".into()).await?;
}
tokio::time::sleep(std::time::Duration::from_secs(30)).await;
for mut service in services {
match service.stop().await {
Ok(_) => println!("lol it was killed"),
Err(_) => println!("it either didn't exist, or failed to kill"),
}
}
Ok(())
}
|
