feat: add metrics, observability, test fixtures, and scaling playbook artifacts

scripts/loadtest/admin-api.js

@@ -0,0 +1,58 @@
+import http from "k6/http";
+import { check, sleep } from "k6";
+
+const baseUrl = __ENV.ADMIN_BASE_URL || "https://linearvoid.tv";
+const adminCookie = __ENV.ADMIN_SESSION_COOKIE || "";
+const requestParams = adminCookie ? { headers: { Cookie: adminCookie } } : {};
+
+const endpoints = [
+  { name: "overview", path: "/api/admin/overview" },
+  { name: "analytics", path: "/api/admin/analytics" },
+  { name: "chat_log", path: "/api/admin/chat-log" },
+  { name: "users", path: "/api/admin/users" },
+];
+
+export const options = {
+  stages: [
+    { duration: "30s", target: 10 },
+    { duration: "60s", target: 50 },
+    { duration: "60s", target: 100 },
+    { duration: "30s", target: 0 },
+  ],
+  thresholds: {
+    http_req_duration: ["p(95)<1000"],
+    http_req_failed: ["rate<0.01"],
+    "http_req_duration{endpoint:overview}": ["p(95)<1000"],
+    "http_req_duration{endpoint:analytics}": ["p(95)<1000"],
+    "http_req_duration{endpoint:chat_log}": ["p(95)<1000"],
+    "http_req_duration{endpoint:users}": ["p(95)<1000"],
+    "http_req_failed{endpoint:overview}": ["rate<0.01"],
+    "http_req_failed{endpoint:analytics}": ["rate<0.01"],
+    "http_req_failed{endpoint:chat_log}": ["rate<0.01"],
+    "http_req_failed{endpoint:users}": ["rate<0.01"],
+  },
+};
+
+export default function () {
+  const requests = endpoints.map((endpoint) => [
+    "GET",
+    `${baseUrl}${endpoint.path}`,
+    null,
+    {
+      ...requestParams,
+      tags: {
+        endpoint: endpoint.name,
+      },
+    },
+  ]);
+  const responses = http.batch(requests);
+
+  responses.forEach((response, index) => {
+    const endpointPath = endpoints[index].path;
+    check(response, {
+      [`status is 200 for ${endpointPath}`]: (r) => r.status === 200,
+    });
+  });
+
+  sleep(1);
+}