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whois: answer IDLE for pseudo-clients

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This commit is contained in:
Jean Chevronnet 2026-07-16 23:22:35 +00:00
parent a60a6df19d
commit eaf3111917
4 changed files with 59 additions and 0 deletions
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20
src/engine/mod.rs
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@ -107,6 +107,7 @@ pub struct Engine {
enforce_seq: u32, // counter appended to guest_nick
pending_enforce: Vec<PendingEnforce>, // registered nicks awaiting identify-or-rename
bot_uids: HashMap<String, String>, // casefolded bot nick -> live uid (per connection)
services_signon: u64, // burst time our pseudo-clients signed on, for WHOIS IDLE replies
bot_idents: HashMap<String, u64>, // casefolded bot nick -> hash of user/host/gecos (to spot BOT CHANGE)
next_bot_index: u32,
bot_channels: std::collections::HashSet<(String, String)>, // (bot nick lc, channel) the bot has joined
@ -240,6 +241,7 @@ impl Engine {
enforce_seq: 0,
pending_enforce: Vec::new(),
bot_uids: HashMap::new(),
services_signon: 0,
bot_idents: HashMap::new(),
next_bot_index: 0,
bot_channels: std::collections::HashSet::new(),
@ -902,7 +904,15 @@ impl Engine {
}
// Sent right after the SERVER line: burst, introduce every service, endburst.
// Whether `uid` is one of our own pseudo-clients — a service or a bot — so we
// answer a WHOIS IDLE request for it (and only it).
fn is_own_client(&self, uid: &str) -> bool {
self.services.iter().any(|s| s.uid() == uid) || self.bot_uids.values().any(|v| v == uid)
}
pub fn startup_actions(&mut self) -> Vec<NetAction> {
// Fresh link: our pseudo-clients (re)sign on now — remember it for IDLE.
self.services_signon = self.now_secs();
// Fresh link: forget bot uids minted on any previous connection.
self.bot_uids.clear();
self.bot_idents.clear();
@ -955,6 +965,16 @@ impl Engine {
let mut out = self.sweep_unbans();
let evout = match event {
NetEvent::Ping { token, from } => vec![NetAction::Pong { token, from }],
NetEvent::Idle { requester, target } => {
// A routed WHOIS (2-param / mIRC double-click) of one of our
// pseudo-clients asks us for its idle/signon; answer or that WHOIS
// shows nothing at all. Services are always active (idle 0).
if self.is_own_client(&target) {
vec![NetAction::IdleReply { target, requester, signon: self.services_signon, idle: 0 }]
} else {
Vec::new()
}
}
NetEvent::UserConnect { uid, nick, host, ip } => {
let arriving_nick = nick.clone();
self.network.user_connect(uid.clone(), nick, host, ip.clone());