init

backend/migrations/0001_init.sql

@@ -0,0 +1,36 @@
+-- Smart Meter Gateways under PKI management.
+CREATE TABLE IF NOT EXISTS gateways (
+    id              TEXT PRIMARY KEY,
+    serial_number   TEXT NOT NULL,
+    admin_key_label TEXT NOT NULL,
+    created_at      TEXT NOT NULL
+);
+
+-- Issued end-entity certificates per gateway and usage.
+-- not_before/not_after stored as RFC3339 UTC text (sorts lexicographically).
+CREATE TABLE IF NOT EXISTS certificates (
+    id          INTEGER PRIMARY KEY AUTOINCREMENT,
+    gateway_id  TEXT NOT NULL REFERENCES gateways(id) ON DELETE CASCADE,
+    serial      TEXT NOT NULL,
+    usage       TEXT NOT NULL CHECK (usage IN ('tls', 'signature', 'encryption')),
+    pem         TEXT NOT NULL,
+    not_before  TEXT NOT NULL,
+    not_after   TEXT NOT NULL,
+    updated_at  TEXT NOT NULL,
+    UNIQUE (gateway_id, usage)
+);
+
+CREATE INDEX IF NOT EXISTS idx_certificates_not_after
+    ON certificates (not_after);
+
+-- TR-03129-4 messageID -> gateway_id lookup for asynchronous CA callbacks.
+CREATE TABLE IF NOT EXISTS pending_requests (
+    message_id  TEXT PRIMARY KEY,
+    gateway_id  TEXT NOT NULL REFERENCES gateways(id) ON DELETE CASCADE,
+    created_at  TEXT NOT NULL,
+    resolved_at TEXT
+);
+
+CREATE INDEX IF NOT EXISTS idx_pending_unresolved
+    ON pending_requests (resolved_at)
+    WHERE resolved_at IS NULL;