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Reject same-account self-challenges in GameServ

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Jean Chevronnet 2026-07-19 18:52:26 +00:00
parent ab361e8646
commit a7f13098e3
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1 changed files with 10 additions and 6 deletions
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16
modules/gameserv/src/lib.rs
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@ -139,7 +139,15 @@ impl GameServ {
ctx.notice(me, from.uid, format!("\x02{target}\x02 is not online."));
return;
};
if tuid == from.uid {
let meid = Self::ident(from).to_string();
let target_acc = net.account_of(&tuid).map(str::to_string);
// Key the target by the same identity ident() uses (account, else UID), or a
// guest target's acc_b (their nick) never matches their later meid.
let target_id = target_acc.clone().unwrap_or_else(|| tuid.clone());
// Reject self-challenge on the GAME IDENTITY, not just the connection uid:
// two sessions logged into one account would otherwise play a "ranked" game
// against themselves and farm rating.
if target_id == meid {
ctx.notice(me, from.uid, "You cannot challenge yourself.");
return;
}
@ -151,13 +159,11 @@ impl GameServ {
ctx.notice(me, from.uid, "The game server is at capacity right now. Please try again shortly.");
return;
}
let meid = Self::ident(from).to_string();
let mine = self.games.values().filter(|g| g.acc_a == meid || g.acc_b == meid).count();
if mine >= MAX_GAMES_PER_USER {
ctx.notice(me, from.uid, format!("You have too many games in progress (max {MAX_GAMES_PER_USER}). Finish or resign one first."));
return;
}
let target_acc = net.account_of(&tuid).map(str::to_string);
let id = self.nextid;
self.nextid += 1;
let g = Game::new(
@ -165,9 +171,7 @@ impl GameServ {
gt,
meid,
from.account.is_some(),
// Key the target by the same identity ident() uses (account, else UID),
// or a guest target's acc_b (their nick) never matches their later meid.
target_acc.clone().unwrap_or_else(|| tuid.clone()),
target_id,
target_acc.is_some(),
from.nick.to_string(),
target.to_string(),