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fix(multiplayer): harden live registration verification

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Josh Creek
2026-09-04 16:48:25 +01:00
parent 482d4b0985
commit a5cbba8ac9
6 changed files with 84 additions and 15 deletions
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server/store/allocation_match_sql.go
+2 -2
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@@ -72,10 +72,10 @@ const AdvanceServerRegistrationSQL = `WITH matched AS (
WHERE match_id = $1 AND server_id = $2 AND state = $3 AND protocol_version = $7
AND EXISTS (SELECT 1 FROM allocations WHERE match_id = $1 AND server_id = $2 AND allocation_id = $5 AND protocol_version = $7 AND state = 'ALLOCATED')
AND ($4 <> 'ASSIGNMENT_READY' OR (SELECT count(*) FROM assignments WHERE match_id = $1 AND expires_at > $6) = (SELECT count(*) FROM match_participants WHERE match_id = $1))
RETURNING match_id
RETURNING match_id, revision
), advanced AS (
UPDATE queue_tickets q
SET state = $4, revision = revision + 1
SET state = $4, revision = q.revision + 1
FROM match_participants mp JOIN matched m ON m.match_id = mp.match_id
WHERE q.ticket_id = mp.ticket_id AND q.player_id = mp.player_id AND q.state = $3
RETURNING q.ticket_id