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|
mod context;
mod endpoints;
use clap::Parser;
use dropshot::{ApiDescription, ConfigDropshot, ConfigLogging, ConfigLoggingLevel, ServerBuilder};
use salaryman::service::{Service, ServiceConf};
use schemars::JsonSchema;
use serde::{Deserialize, Serialize};
use tokio::{fs::read_to_string, sync::RwLock};
use std::{
net::{IpAddr, SocketAddr},
path::PathBuf,
sync::Arc,
};
use crate::context::{SalarymanDContext, SalarymanService};
use crate::endpoints::{
endpoint_get_config, endpoint_get_config_save, endpoint_get_service, endpoint_get_services,
endpoint_post_service, endpoint_post_stdin, endpoint_put_config, endpoint_restart_service,
endpoint_start_service, endpoint_stop_service,
};
#[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, JsonSchema, Clone, Debug)]
pub struct User {
pub username: String,
pub token: String,
}
#[derive(Serialize, Deserialize, JsonSchema, Clone, Debug)]
pub struct Config {
pub address: Option<IpAddr>,
pub port: Option<u16>,
pub user: Vec<User>,
pub service: Vec<ServiceConf>,
}
impl Config {
pub fn new() -> Self {
Self {
address: None,
port: None,
user: Vec::new(),
service: Vec::new(),
}
}
}
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 addr = if let Some(addr) = conf.address {
addr
} else {
args.address
};
let port = if let Some(port) = conf.port {
port
} else {
args.port
};
let bind = SocketAddr::new(addr, port);
let services: RwLock<Vec<Arc<SalarymanService>>> = RwLock::new(Vec::new());
for i in 0..conf.service.len() {
let mut lock = services.write().await;
lock.push(Arc::new(SalarymanService::from_parts(
conf.service[i].clone(),
Arc::new(RwLock::new(Service::from_conf(&conf.service[i]))),
)));
drop(lock);
}
let lock = services.write().await;
for i in 0..lock.len() {
if lock[i].config.autostart {
let mut l = lock[i].service.write().await;
l.start().await?;
l.scan_stdout().await?;
l.scan_stderr().await?;
drop(l);
}
}
drop(lock);
let log_conf = ConfigLogging::StderrTerminal {
level: ConfigLoggingLevel::Info,
};
let log = log_conf.to_logger("smd")?;
let ctx = Arc::new(SalarymanDContext::from_parts(
services,
args.config,
Arc::new(RwLock::new(conf)),
));
let config = ConfigDropshot {
bind_address: bind,
..Default::default()
};
let mut api = ApiDescription::new();
api.register(endpoint_get_services)?;
api.register(endpoint_get_service)?;
api.register(endpoint_start_service)?;
api.register(endpoint_stop_service)?;
api.register(endpoint_restart_service)?;
api.register(endpoint_post_stdin)?;
api.register(endpoint_post_service)?;
api.register(endpoint_get_config)?;
api.register(endpoint_put_config)?;
api.register(endpoint_get_config_save)?;
api.openapi("Salaryman", semver::Version::new(1, 0, 0))
.write(&mut std::io::stdout())?;
let server = ServerBuilder::new(api, ctx.clone(), log)
.config(config)
.start()?;
server.await?;
Ok(())
}
|
