sheldond/src/main.rs
2020-05-17 13:04:49 +02:00

83 lines
2.5 KiB
Rust

mod mime;
mod server;
use std::env;
fn help() {
let version = match option_env!("CARGO_PKG_VERSION") {
Some(v) => v,
None => "",
};
println!("usage: sheldond {}", version);
println!(" -h, --help\t\tdisplay this message");
println!(" -l, --listen\t\tadd a listening address (you can define multiple)");
println!(" -d, --default-host\tdefault hostname to listen for");
println!(" -g, --gem-root\tpath to the gemini root, aka the folder to serve files from");
println!(" --user\tuser to drop to after opening TLS socket");
println!(" --group\tgroup to drop to after opening TLS socket");
}
fn parse_args() -> Option<server::ServerConfig> {
let mut has_addr = false;
let mut has_host = false;
let mut has_root = false;
let mut has_user = false;
let mut has_group = false;
let mut config = server::ServerConfig::new();
let mut args = env::args();
loop {
match args.next() {
Some(arg) => {
if arg == "-h" || arg == "--help" {
return None;
}
if arg == "-l" || arg == "--listen" {
let addr = args.next().unwrap();
config.add_addr(addr);
has_addr = true;
}
if arg == "-d" || arg == "--default-host" {
let host = args.next().unwrap();
config.set_default_host(host);
has_host = true;
}
if arg == "-g" || arg == "--gem-root" {
let gem_root = args.next().unwrap();
config.set_gem_root(gem_root);
has_root = true;
}
if arg == "--user" {
let user = args.next().unwrap();
config.set_user(user);
has_user = true;
}
if arg == "--group" {
let group = args.next().unwrap();
config.set_group(group);
has_group = true;
}
}
None => break,
}
}
if !has_addr || !has_host || !has_root || !has_user || !has_group {
return None;
}
Some(config)
}
fn main() {
let config = match parse_args() {
Some(config) => config,
None => {
help();
return;
}
};
let server = server::Server::new(&config);
server.serve();
}