radicle-heartwood-lfs/radicle-node/src/main.rs

149 lines
4.5 KiB
Rust

use std::io;
use std::{env, fs, net, path::PathBuf, process};
use anyhow::Context;
use crossbeam_channel as chan;
use radicle::logger;
use radicle::prelude::Signer;
use radicle::profile;
use radicle::version::Version;
use radicle_node::crypto::ssh::keystore::{Keystore, MemorySigner};
use radicle_node::Runtime;
use radicle_signals as signals;
pub const VERSION: Version = Version {
name: env!("CARGO_PKG_NAME"),
commit: env!("GIT_HEAD"),
version: env!("RADICLE_VERSION"),
timestamp: env!("GIT_COMMIT_TIME"),
};
pub const HELP_MSG: &str = r#"
Usage
radicle-node [<option>...]
If you're running a public seed node, make sure to use `--listen` to bind a listening socket to
eg. `0.0.0.0:8776`, and add your external addresses in your configuration.
Options
--config <path> Config file to use (default ~/.radicle/config.json)
--force Force start even if an existing control socket is found
--listen <address> Address to listen on
--log <level> Set log level (default: info)
--version Print program version
--help Print help
"#;
#[derive(Debug)]
struct Options {
config: Option<PathBuf>,
listen: Vec<net::SocketAddr>,
log: Option<log::Level>,
force: bool,
}
impl Options {
fn from_env() -> Result<Self, anyhow::Error> {
use lexopt::prelude::*;
let mut parser = lexopt::Parser::from_env();
let mut listen = Vec::new();
let mut config = None;
let mut force = false;
let mut log = None;
while let Some(arg) = parser.next()? {
match arg {
Long("force") => {
force = true;
}
Long("config") => {
let value = parser.value()?;
let path = PathBuf::from(value);
config = Some(path);
}
Long("listen") => {
let addr = parser.value()?.parse()?;
listen.push(addr);
}
Long("log") => {
log = Some(parser.value()?.parse()?);
}
Long("help") | Short('h') => {
println!("{HELP_MSG}");
process::exit(0);
}
Long("version") => {
VERSION.write(&mut io::stdout())?;
process::exit(0);
}
_ => anyhow::bail!(arg.unexpected()),
}
}
Ok(Self {
force,
listen,
log,
config,
})
}
}
fn execute() -> anyhow::Result<()> {
let home = profile::home()?;
let options = Options::from_env()?;
let config = options.config.unwrap_or_else(|| home.config());
let mut config = profile::Config::load(&config)?;
logger::init(options.log.unwrap_or(config.node.log))?;
log::info!(target: "node", "Starting node..");
log::info!(target: "node", "Version {} ({})", env!("RADICLE_VERSION"), env!("GIT_HEAD"));
log::info!(target: "node", "Unlocking node keystore..");
let passphrase = profile::env::passphrase();
let keystore = Keystore::new(&home.keys());
let signer = MemorySigner::load(&keystore, passphrase).context("couldn't load secret key")?;
log::info!(target: "node", "Node ID is {}", signer.public_key());
// Add the preferred seeds as persistent peers so that we reconnect to them automatically.
config.node.connect.extend(config.preferred_seeds);
let listen: Vec<std::net::SocketAddr> = if !options.listen.is_empty() {
options.listen.clone()
} else {
config.node.listen.clone()
};
if let Err(e) = radicle::io::set_file_limit(config.node.limits.max_open_files) {
log::warn!(target: "node", "Unable to set process open file limit: {e}");
}
let (notify, signals) = chan::bounded(1);
signals::install(notify)?;
if options.force {
log::debug!(target: "node", "Removing existing control socket..");
fs::remove_file(home.socket()).ok();
}
Runtime::init(home, config.node, listen, signals, signer)?.run()?;
Ok(())
}
fn main() {
if let Err(err) = execute() {
if let Some(src) = err.source() {
log::error!(target: "node", "Fatal: {err}: {src}");
} else {
log::error!(target: "node", "Fatal: {err}");
}
process::exit(1);
}
}