fix: 배포 중 화면 유지와 자동 재연결 적용

정상 DEPLOY 중에는 기존 정적 프론트엔드를 유지하고 새 artifact 준비 후 전환합니다. 게임 화면은 일시적인 gateway 오류를 별도 상태로 표시하고 읽기 전용 probe로 제한적으로 복구합니다.
2026-08-27 02:08:44 +00:00
parent 9e01d24b5d
commit c1d5a80f79
13 changed files with 395 additions and 12 deletions
@@ -0,0 +1,50 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+
+import {
+    canConfirmGameServerRecovery,
+    createGameServerConnectionTracker,
+    isGameServerRecoveryRequest,
+    isRetryableGameServerStatus,
+    retryDelayForFailure,
+} from '../src/utils/gameServerConnection.ts';
+
+void test('classifies only transient deployment gateway responses as reconnectable', () => {
+    assert.equal(isRetryableGameServerStatus(502), true);
+    assert.equal(isRetryableGameServerStatus(503), true);
+    assert.equal(isRetryableGameServerStatus(504), true);
+    assert.equal(isRetryableGameServerStatus(401), false);
+    assert.equal(isRetryableGameServerStatus(403), false);
+    assert.equal(isRetryableGameServerStatus(500), false);
+});
+
+void test('does not treat a server error from the recovery probe as restored service', () => {
+    assert.equal(canConfirmGameServerRecovery(200), true);
+    assert.equal(canConfirmGameServerRecovery(401), true);
+    assert.equal(canConfirmGameServerRecovery(403), true);
+    assert.equal(canConfirmGameServerRecovery(500), false);
+    assert.equal(canConfirmGameServerRecovery(503), false);
+});
+
+void test('uses bounded reconnect delays', () => {
+    assert.equal(retryDelayForFailure(1), 500);
+    assert.equal(retryDelayForFailure(2), 1_000);
+    assert.equal(retryDelayForFailure(3), 2_000);
+    assert.equal(retryDelayForFailure(4), 4_000);
+    assert.equal(retryDelayForFailure(20), 4_000);
+});
+
+void test('recognizes only the read-only lobby probe as connection recovery evidence', () => {
+    assert.equal(isGameServerRecoveryRequest('/che/api/trpc/lobby.info'), true);
+    assert.equal(isGameServerRecoveryRequest('/che/api/trpc/auth.status,lobby.info?batch=1'), true);
+    assert.equal(isGameServerRecoveryRequest('/che/api/trpc/join.getConfig'), false);
+});
+
+void test('retains reconnecting state until the server responds again', () => {
+    const tracker = createGameServerConnectionTracker();
+    tracker.markFailure();
+    tracker.markFailure();
+    assert.equal(tracker.status.value, 'reconnecting');
+    tracker.markConnected();
+    assert.equal(tracker.status.value, 'connected');
+});