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webirc: restrict a gateway password to a source ip-mask; document webirc in the example config

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This commit is contained in:
Jean Chevronnet 2026-08-08 20:02:22 +00:00
parent 6a634ef678
commit 49a1bf08b9
4 changed files with 26 additions and 13 deletions
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11
src/coremods/core_user.rs
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@ -3,6 +3,7 @@
use std::net::{IpAddr, SocketAddr};
use crate::channels::glob_match;
use crate::command::{CmdResult, Command};
use crate::numeric::*;
use crate::server::Server;
@ -45,11 +46,17 @@ impl Command for WebIrc {
return CmdResult::Fail; // can't re-spoof a registered session
}
let (pass, host, ip) = (&params[0], &params[2], &params[3]);
// the gateway's own connecting IP (before we spoof it below)
let from = s
.users
.get(&uid)
.map(|u| u.addr.ip().to_string())
.unwrap_or_default();
let Some(gw) = s
.webirc
.iter()
.find(|(p, _)| p == pass)
.map(|(_, g)| g.clone())
.find(|(p, _, mask)| p == pass && (mask.is_empty() || glob_match(mask, &from)))
.map(|(_, g, _)| g.clone())
else {
s.notice_star(uid, "WEBIRC: invalid credentials");
return CmdResult::Fail;