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Add -4/--no-ipv6 option

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This commit is contained in:
Andrey Golovizin 2021-07-14 14:48:42 +02:00
parent b2e4cc4398
commit aecfa365a0
1 changed files with 6 additions and 1 deletions
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7
src/main.rs
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@ -29,6 +29,9 @@ struct ConfigOpts {
#[clap(short, long)] #[clap(short, long)]
no_dns: bool, no_dns: bool,
#[clap(short='4', long)]
no_ipv6: bool,
} }
#[derive(Clap, Debug)] #[derive(Clap, Debug)]
@ -168,8 +171,10 @@ fn write_config(
writeln!(output, "PrivateKey = {}", &keys.private_key)?; writeln!(output, "PrivateKey = {}", &keys.private_key)?;
writeln!(output, "Address = {}", &config.data.address)?; writeln!(output, "Address = {}", &config.data.address)?;
if !config_opts.no_dns { if !config_opts.no_dns {
let dns_addrs = config.data.dns()?;
let allowed_dns_addrs = dns_addrs.iter().filter(|addr| addr.is_ipv4() || !config_opts.no_ipv6);
write!(output, "DNS = ")?; write!(output, "DNS = ")?;
write_list(output, config.data.dns()?)?; write_list(output, allowed_dns_addrs)?;
} }
writeln!(output)?; writeln!(output)?;