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core/server/database/migrations/sqlite/020_ha.sql
2026-03-19 18:50:27 +00:00

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SQL

-- ==========================================
-- Chat Switchboard — 020 Multi-Replica HA
-- ==========================================
-- Shared state tables for multi-replica operation.
-- v0.32.0: ws_tickets, rate_limit_counters.
-- SQLite parity — functional for single-process test coverage.
-- ==========================================
-- =========================================
-- WEBSOCKET TICKETS
-- =========================================
CREATE TABLE IF NOT EXISTS ws_tickets (
id TEXT PRIMARY KEY,
user_id TEXT NOT NULL REFERENCES users(id) ON DELETE CASCADE,
expires_at TEXT NOT NULL
);
CREATE INDEX IF NOT EXISTS idx_ws_tickets_expires
ON ws_tickets (expires_at);
-- =========================================
-- RATE LIMIT COUNTERS
-- =========================================
CREATE TABLE IF NOT EXISTS rate_limit_counters (
key TEXT NOT NULL,
window_start TEXT NOT NULL,
tokens REAL NOT NULL DEFAULT 0,
PRIMARY KEY (key, window_start)
);
CREATE INDEX IF NOT EXISTS idx_rate_limit_counters_window
ON rate_limit_counters (window_start);