274 lines
9.0 KiB
TypeScript
274 lines
9.0 KiB
TypeScript
import assert from "node:assert/strict";
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import { createHash } from "node:crypto";
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import { describe, it } from "node:test";
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import { authSessionCacheKvKey, authTokenHash } from "../src/auth.js";
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import { handleRequest } from "../src/index.js";
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import { recentDeviceActionProofBytes } from "../src/recent_device_action_proof.js";
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import {
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ACCESS_TOKEN,
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PUBLIC_KEY,
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sessionDocument,
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signDeviceMessage,
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testD1Database,
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testEnv,
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} from "./devices_test_support.js";
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const USER_ID = "user-01";
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const DEVICE_ID = "device-01";
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const IDEMPOTENCY_KEY = "sync-reset-000001";
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const PAYLOAD_HASH = "a".repeat(64);
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const USER_HASH = sha256(bytes(USER_ID));
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const PAYLOAD_KEY = `sync-payloads/us-east/${USER_HASH}/tabs/tab-01/${PAYLOAD_HASH}.bin`;
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const SNAPSHOT_KEY = `sync-snapshots/us-east/${USER_HASH}/snapshot-01.bin`;
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describe("sync reset routes", () => {
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it("deletes cloud sync data and records an audit event", async () => {
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const r2Deletes: string[] = [];
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const tokenHash = await authTokenHash(ACCESS_TOKEN);
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const d1 = testD1Database({
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firstRows: [
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{ device_id: DEVICE_ID },
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{ signing_public_key: PUBLIC_KEY },
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null,
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resetCountsRow(),
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],
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allRows: [{ r2_key: PAYLOAD_KEY }, { r2_key: SNAPSHOT_KEY }],
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});
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const response = await handleRequest(
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syncResetRequest(await syncResetBody()),
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testEnv({
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d1,
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r2Deletes,
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kvEntries: [[authSessionCacheKvKey("local", tokenHash), sessionDocument(DEVICE_ID)]],
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}),
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);
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const body = (await response.json()) as {
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version: number;
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user_id: string;
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device_id: string;
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idempotency_key: string;
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reset_at: number;
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deleted: Record<string, number>;
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};
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assert.equal(response.status, 200);
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assert.equal(response.headers.get("cache-control"), "no-store");
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assert.equal(body.version, 1);
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assert.equal(body.user_id, USER_ID);
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assert.equal(body.device_id, DEVICE_ID);
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assert.equal(body.idempotency_key, IDEMPOTENCY_KEY);
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assert.ok(Number.isSafeInteger(body.reset_at));
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assert.deepEqual(body.deleted, {
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objects: 4,
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changes: 9,
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snapshots: 2,
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tombstones: 1,
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r2_objects: 2,
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});
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assert.deepEqual(r2Deletes, [PAYLOAD_KEY, SNAPSHOT_KEY]);
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assert.equal(d1.batches[0], 9);
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assert.ok(d1.queries[1]?.includes("signing_public_key"));
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assert.ok(d1.queries[2]?.includes("FROM audit_events"));
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assert.ok(d1.queries[3]?.includes("FROM sync_objects"));
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assert.ok(d1.queries[4]?.includes("FROM sync_r2_gc_candidates"));
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assert.deepEqual(d1.binds[2], [USER_ID, syncResetEventId()]);
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assert.deepEqual(d1.binds[3], [USER_ID, USER_ID, USER_ID, USER_ID]);
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assert.deepEqual(d1.binds[4], [USER_ID]);
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assert.ok(d1.queries[5]?.includes("CASE WHEN EXISTS"));
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assert.ok(d1.queries[6]?.includes("UPDATE sync_r2_gc_candidates"));
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assert.ok(d1.queries[7]?.includes("UPDATE sync_vault_rotations"));
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assert.ok(d1.queries[8]?.includes("DELETE FROM sync_change_log"));
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assert.ok(d1.queries[10]?.includes("DELETE FROM sync_snapshot_heads"));
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assert.ok(d1.queries[11]?.includes("DELETE FROM sync_snapshot_encryption"));
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assert.ok(d1.queries[12]?.includes("DELETE FROM sync_snapshots"));
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assert.equal(d1.queries.some((query) => query.includes("DELETE FROM sync_vault")), false);
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assert.deepEqual(d1.binds[5]?.slice(0, 6), [
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syncResetEventId(),
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USER_ID,
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DEVICE_ID,
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"sync.reset",
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"sync",
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USER_ID,
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]);
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assert.equal(d1.binds[5]?.[11], PUBLIC_KEY);
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});
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it("returns an idempotent reset document for existing audit events", async () => {
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const r2Deletes: string[] = [];
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const tokenHash = await authTokenHash(ACCESS_TOKEN);
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const d1 = testD1Database({
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firstRows: [
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{ device_id: DEVICE_ID },
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{ signing_public_key: PUBLIC_KEY },
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{ actor_device_id: DEVICE_ID, outcome: "success", created_at: 1_780_001_000 },
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],
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allRows: [{ r2_key: PAYLOAD_KEY }],
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});
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const response = await handleRequest(
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syncResetRequest(await syncResetBody()),
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testEnv({
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d1,
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r2Deletes,
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kvEntries: [[authSessionCacheKvKey("local", tokenHash), sessionDocument(DEVICE_ID)]],
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}),
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);
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assert.equal(response.status, 200);
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assert.deepEqual(await response.json(), {
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version: 1,
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user_id: USER_ID,
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device_id: DEVICE_ID,
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idempotency_key: IDEMPOTENCY_KEY,
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reset_at: 1_780_001_000,
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deleted: { objects: 0, changes: 0, snapshots: 0, tombstones: 0, r2_objects: 0 },
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});
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assert.deepEqual(r2Deletes, [PAYLOAD_KEY]);
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assert.equal(d1.queries.length, 6);
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assert.deepEqual(d1.batches, []);
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});
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it("rejects replay mismatches before deleting sync data", async () => {
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const r2Deletes: string[] = [];
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const tokenHash = await authTokenHash(ACCESS_TOKEN);
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const d1 = testD1Database({
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firstRows: [
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{ device_id: DEVICE_ID },
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{ signing_public_key: PUBLIC_KEY },
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{ actor_device_id: "device-02", outcome: "success", created_at: 1_780_001_000 },
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],
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});
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const response = await handleRequest(
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syncResetRequest(await syncResetBody()),
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testEnv({
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d1,
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r2Deletes,
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kvEntries: [[authSessionCacheKvKey("local", tokenHash), sessionDocument(DEVICE_ID)]],
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}),
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);
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assert.equal(response.status, 400);
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assert.deepEqual(await response.json(), { error: "invalid_sync_reset" });
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assert.deepEqual(r2Deletes, []);
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assert.deepEqual(d1.batches, []);
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});
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it("rejects missing confirmation before reset reads", async () => {
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const r2Deletes: string[] = [];
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const tokenHash = await authTokenHash(ACCESS_TOKEN);
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const d1 = testD1Database({ firstRows: [{ device_id: DEVICE_ID }] });
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const response = await handleRequest(
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syncResetRequest(await syncResetBody({ confirmation: "delete" })),
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testEnv({
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d1,
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r2Deletes,
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kvEntries: [[authSessionCacheKvKey("local", tokenHash), sessionDocument(DEVICE_ID)]],
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}),
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);
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assert.equal(response.status, 400);
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assert.deepEqual(await response.json(), { error: "invalid_sync_reset" });
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assert.deepEqual(r2Deletes, []);
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assert.equal(d1.queries.length, 1);
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assert.deepEqual(d1.batches, []);
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});
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it("rejects revoked devices before reading reset bodies", async () => {
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const tokenHash = await authTokenHash(ACCESS_TOKEN);
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const d1 = testD1Database({ firstRows: [null] });
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const response = await handleRequest(
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syncResetRequest(await syncResetBody()),
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testEnv({
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d1,
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kvEntries: [[authSessionCacheKvKey("local", tokenHash), sessionDocument(DEVICE_ID)]],
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}),
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);
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assert.equal(response.status, 403);
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assert.deepEqual(await response.json(), { error: "device_not_approved" });
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assert.equal(d1.queries.length, 1);
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assert.deepEqual(d1.batches, []);
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});
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it("keeps reset successful when scheduled GC must handle a malformed legacy key", async () => {
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const r2Deletes: string[] = [];
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const tokenHash = await authTokenHash(ACCESS_TOKEN);
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const d1 = testD1Database({
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firstRows: [
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{ device_id: DEVICE_ID },
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{ signing_public_key: PUBLIC_KEY },
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null,
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resetCountsRow(),
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],
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allRows: [{ r2_key: "sync-snapshots/../bad.bin" }],
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});
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const response = await handleRequest(
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syncResetRequest(await syncResetBody()),
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testEnv({
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d1,
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r2Deletes,
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kvEntries: [[authSessionCacheKvKey("local", tokenHash), sessionDocument(DEVICE_ID)]],
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}),
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);
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assert.equal(response.status, 200);
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assert.deepEqual(r2Deletes, []);
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assert.deepEqual(d1.batches, [9]);
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});
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});
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function syncResetRequest(body: Record<string, unknown>): Request {
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return new Request("https://elydora.test/api/sync/reset", {
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method: "POST",
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headers: {
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authorization: `Bearer ${ACCESS_TOKEN}`,
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"content-type": "application/json",
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},
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body: JSON.stringify(body),
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});
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}
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async function syncResetBody(
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overrides: Record<string, unknown> = {},
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): Promise<Record<string, unknown>> {
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const body: Record<string, unknown> = {
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version: 2,
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confirmation: "delete-cloud-sync-data",
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idempotency_key: IDEMPOTENCY_KEY,
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proof_created_at: Math.floor(Date.now() / 1000),
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...overrides,
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};
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body.action_proof = await signDeviceMessage(recentDeviceActionProofBytes({
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action: "sync.reset",
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userId: USER_ID,
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sessionId: "session-01",
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deviceId: DEVICE_ID,
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confirmation: String(body.confirmation),
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idempotencyKey: String(body.idempotency_key),
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proofCreatedAt: Number(body.proof_created_at),
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}));
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return body;
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}
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function resetCountsRow(overrides: Record<string, unknown> = {}): Record<string, unknown> {
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return { objects: 4, changes: 9, snapshots: 2, tombstones: 1, ...overrides };
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}
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function syncResetEventId(): string {
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return `sync-reset:${USER_ID}:${IDEMPOTENCY_KEY}`;
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}
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function bytes(value: string): ArrayBuffer {
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return new TextEncoder().encode(value).buffer;
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}
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function sha256(payload: ArrayBuffer): string {
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return createHash("sha256").update(new Uint8Array(payload)).digest("hex");
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}
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