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mod mime;
mod server;
use std::env;
use std::fs::File;
use std::io::{BufRead, BufReader};
use std::path::Path;
fn help() {
println!("usage:");
println!(" -h, --help\t\tdisplay this message");
println!(" -c, --config\t\tpath to the configuration file");
}
fn parse_args() -> Option<String> {
let mut args = env::args();
loop {
match args.next() {
Some(arg) => {
if arg == "-h" || arg == "--help" {
help();
return None;
}
if arg == "-c" || arg == "--config" {
let config_fname = args.next().unwrap();
return Some(config_fname);
}
}
None => break,
}
}
Some("/etc/sheldond.conf".to_string())
}
fn parse_config(fname: String) -> server::ServerConfig {
println!("reading configuration from: {}", fname);
let path = Path::new(&fname);
let mut config = server::ServerConfig::new();
let file = match File::open(path) {
Ok(file) => BufReader::new(file),
Err(_) => {
panic!("could not open config file: {}", fname);
}
};
for rline in file.lines() {
let line = rline.unwrap();
if line == "" || line.starts_with("#") {
continue;
}
let mut parts = line.split_whitespace();
let key = parts.next().unwrap();
if parts.next().unwrap() != "=" {
panic!("malformatted line in config: {}", line);
}
let val = parts.next().unwrap().to_string();
match key {
"default_host" => config.set_default_host(val),
"gem_root" => config.set_gem_root(val),
"listen" => config.add_addr(val),
"user" => config.set_user(val),
"group" => config.set_group(val),
"cert_key" => config.set_cert_key(val),
"cert_chain" => config.set_cert_chain(val),
_ => {
panic!("unknown key in config: {}", key);
}
}
}
return config;
}
fn main() {
println!("sheldond {}", match option_env!("CARGO_PKG_VERSION") {
Some(v) => v,
None => "",
});
let config_fname = match parse_args() {
Some(config_fname) => config_fname,
None => {
return;
}
};
let config = parse_config(config_fname);
let server = server::Server::new(&config);
server.serve();
}
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