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feat: add environment variables and dedicated flags for ipv4/6 only #307

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feat: add environment variables and dedicated flags for ipv4/6 only #307

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25 changes: 24 additions & 1 deletion src/main.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -107,6 +107,20 @@ async fn main() {
let matches = Command::new("Redlib")
.version(env!("CARGO_PKG_VERSION"))
.about("Private front-end for Reddit written in Rust ")
.arg(
Arg::new("ipv4-only")
.short('4')
.long("ipv4-only")
.help("Listen on IPv4 only")
.num_args(0),
)
.arg(
Arg::new("ipv6-only")
.short('6')
.long("ipv6-only")
.help("Listen on IPv6 only")
.num_args(0),
)
.arg(
Arg::new("redirect-https")
.short('r')
Expand Down Expand Up @@ -149,7 +163,16 @@ async fn main() {
let port = matches.get_one::<String>("port").unwrap();
let hsts = matches.get_one("hsts").map(|m: &String| m.as_str());

let listener = [address, ":", port].concat();
let ipv4_only = std::env::var("IPV4_ONLY").is_ok() || matches.get_flag("ipv4-only");
let ipv6_only = std::env::var("IPV6_ONLY").is_ok() || matches.get_flag("ipv6-only");

let listener = if ipv4_only {
format!("0.0.0.0:{}", port)
} else if ipv6_only {
format!("[::]:{}", port)
} else {
[address, ":", port].concat()
};

println!("Starting Redlib...");

Expand Down
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