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mod context; |
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mod endpoints; |
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|
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use clap::Parser; |
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use dropshot::{ApiDescription, ConfigDropshot, ConfigLogging, ConfigLoggingLevel, ServerBuilder}; |
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use salaryman::service::{Service, ServiceConf}; |
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use schemars::JsonSchema; |
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use serde::{Deserialize, Serialize}; |
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use tokio::{fs::read_to_string, sync::RwLock}; |
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|
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use std::{ |
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net::{IpAddr, SocketAddr}, |
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path::PathBuf, |
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sync::Arc, |
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}; |
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|
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use crate::context::{SalarymanDContext, SalarymanService}; |
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use crate::endpoints::{ |
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endpoint_get_config, endpoint_get_config_save, endpoint_get_service, endpoint_get_services, |
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endpoint_post_service, endpoint_post_stdin, endpoint_put_config, endpoint_restart_service, |
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endpoint_start_service, endpoint_stop_service, |
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}; |
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|
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#[derive(Parser, Debug)] |
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#[command(version, about, long_about = None)] |
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struct Args { |
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#[arg( |
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short, |
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long, |
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value_name = "FILE", |
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help = "config file override", |
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default_value = "salaryman.toml" |
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)] |
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config: PathBuf, |
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#[arg( |
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short, |
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long, |
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value_name = "ADDR", |
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help = "IP address to bind API to", |
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default_value = "127.0.0.1" |
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)] |
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address: IpAddr, |
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#[arg( |
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short, |
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long, |
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value_name = "PORT", |
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help = "TCP Port to bind API to", |
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default_value = "3080" |
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)] |
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port: u16, |
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} |
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|
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#[derive(Serialize, Deserialize, JsonSchema, Clone, Debug)] |
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pub struct User { |
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pub username: String, |
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pub token: String, |
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} |
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|
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#[derive(Serialize, Deserialize, JsonSchema, Clone, Debug)] |
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pub struct Config { |
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pub address: Option<IpAddr>, |
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pub port: Option<u16>, |
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pub user: Vec<User>, |
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pub service: Vec<ServiceConf>, |
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} |
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impl Config { |
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pub fn new() -> Self { |
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Self { |
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address: None, |
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port: None, |
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user: Vec::new(), |
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service: Vec::new(), |
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} |
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} |
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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 s: String = match read_to_string(file).await { |
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Ok(s) => s, |
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Err(_) => { |
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return Err(Box::new(std::io::Error::new( |
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std::io::ErrorKind::NotFound, |
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"cannot find config file", |
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))); |
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} |
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}; |
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match toml::from_str(s.as_str()) { |
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Ok(c) => Ok(c), |
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Err(_) => Err(Box::new(std::io::Error::new( |
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std::io::ErrorKind::Other, |
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"unable to parse config file", |
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))), |
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} |
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} |
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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 conf: Config = load_config(&args.config).await?; |
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let addr = if let Some(addr) = conf.address { |
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addr |
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} else { |
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args.address |
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}; |
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let port = if let Some(port) = conf.port { |
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port |
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} else { |
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args.port |
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}; |
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let bind = SocketAddr::new(addr, port); |
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let services: RwLock<Vec<Arc<SalarymanService>>> = RwLock::new(Vec::new()); |
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for i in 0..conf.service.len() { |
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let mut lock = services.write().await; |
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lock.push(Arc::new(SalarymanService::from_parts( |
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conf.service[i].clone(), |
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Arc::new(RwLock::new(Service::from_conf(&conf.service[i]))), |
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))); |
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drop(lock); |
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} |
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let lock = services.write().await; |
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for i in 0..lock.len() { |
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if lock[i].config.autostart { |
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let mut l = lock[i].service.write().await; |
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l.start().await?; |
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l.scan_stdout().await?; |
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l.scan_stderr().await?; |
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drop(l); |
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} |
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} |
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drop(lock); |
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let log_conf = ConfigLogging::StderrTerminal { |
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level: ConfigLoggingLevel::Info, |
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}; |
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let log = log_conf.to_logger("smd")?; |
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let ctx = Arc::new(SalarymanDContext::from_parts( |
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services, |
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args.config, |
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Arc::new(RwLock::new(conf)), |
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)); |
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let config = ConfigDropshot { |
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bind_address: bind, |
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..Default::default() |
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}; |
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let mut api = ApiDescription::new(); |
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api.register(endpoint_get_services)?; |
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api.register(endpoint_get_service)?; |
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api.register(endpoint_start_service)?; |
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api.register(endpoint_stop_service)?; |
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api.register(endpoint_restart_service)?; |
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api.register(endpoint_post_stdin)?; |
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api.register(endpoint_post_service)?; |
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api.register(endpoint_get_config)?; |
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api.register(endpoint_put_config)?; |
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api.register(endpoint_get_config_save)?; |
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api.openapi("Salaryman", semver::Version::new(1, 0, 0)) |
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.write(&mut std::io::stdout())?; |
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let server = ServerBuilder::new(api, ctx.clone(), log) |
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.config(config) |
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.start()?; |
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server.await?; |
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Ok(()) |
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} |
