feat(services): считать сервис живым при одном OK и писать историю failover

Сервис up, если жив хотя бы один IP. Failover показывает Down по FQDN и журнал add/remove A-записей.

Co-authored-by: Cursor <[email protected]>

apps/api/test/failover-log.test.ts

@@ -0,0 +1,112 @@
+import { describe, expect, it } from "vitest";
+import { createMemoryDb, repos, runMigrations } from "@cfdm/db";
+import { buildApp } from "../src/app.js";
+import { loadConfig } from "../src/config.js";
+import { failoverARecordDiff } from "../src/services/service-config-service.js";
+
+async function authHeaders(app: Awaited<ReturnType<typeof buildApp>>) {
+  const config = loadConfig();
+  const res = await app.inject({
+    method: "POST",
+    url: "/api/v1/auth/login",
+    payload: { username: config.adminUsername, password: "admin" },
+  });
+  expect(res.statusCode).toBe(200);
+  const { token } = res.json() as { token: string };
+  return { authorization: `Bearer ${token}` };
+}
+
+describe("failoverARecordDiff", () => {
+  it("diffs added and removed A contents", () => {
+    expect(
+      failoverARecordDiff(
+        ["130.49.213.153", "93.115.203.183"],
+        ["93.115.203.183"],
+      ),
+    ).toEqual({
+      added: [],
+      removed: ["130.49.213.153"],
+    });
+    expect(failoverARecordDiff(["10.0.0.1"], ["10.0.0.1", "10.0.0.2"])).toEqual({
+      added: ["10.0.0.2"],
+      removed: [],
+    });
+  });
+});
+
+describe("GET /services/:id/failover-log", () => {
+  it("returns add/remove rows for the service", async () => {
+    const app = await buildApp({
+      config: { ...loadConfig(), staticDir: null },
+      memory: true,
+    });
+    const headers = await authHeaders(app);
+
+    const domain = repos.createDomain(app.db, null, "rkns.top", "zone-1");
+    const service = repos.createService(app.db, "MSK Hip", "msk-hip");
+    const binding = repos.insertBinding(app.db, domain.id, service.id, "gt", null);
+
+    repos.insertFailoverLog(app.db, {
+      serviceId: service.id,
+      bindingId: binding.id,
+      fqdn: "gt.rkns.top",
+      entries: [
+        { ip: "130.49.213.153", action: "removed" },
+        { ip: "93.115.203.183", action: "added" },
+      ],
+    });
+
+    const res = await app.inject({
+      method: "GET",
+      url: `/api/v1/services/${service.id}/failover-log`,
+      headers,
+    });
+    expect(res.statusCode).toBe(200);
+    const body = res.json() as {
+      items: Array<{ ip: string; fqdn: string; action: string }>;
+    };
+    expect(body.items).toEqual(
+      expect.arrayContaining([
+        expect.objectContaining({
+          ip: "130.49.213.153",
+          fqdn: "gt.rkns.top",
+          action: "removed",
+        }),
+        expect.objectContaining({
+          ip: "93.115.203.183",
+          fqdn: "gt.rkns.top",
+          action: "added",
+        }),
+      ]),
+    );
+
+    await app.close();
+  });
+});
+
+describe("failover_log table", () => {
+  it("lists newest first", () => {
+    const { db, sqlite } = createMemoryDb();
+    runMigrations(sqlite);
+
+    const domain = repos.createDomain(db, null, "example.com", "zone-1");
+    const service = repos.createService(db, "Panel", "panel");
+    const binding = repos.insertBinding(db, domain.id, service.id, "panel", null);
+
+    repos.insertFailoverLog(db, {
+      serviceId: service.id,
+      bindingId: binding.id,
+      fqdn: "panel.example.com",
+      entries: [{ ip: "1.1.1.1", action: "removed" }],
+    });
+    repos.insertFailoverLog(db, {
+      serviceId: service.id,
+      bindingId: binding.id,
+      fqdn: "panel.example.com",
+      entries: [{ ip: "1.1.1.1", action: "added" }],
+    });
+
+    const rows = repos.listFailoverLogForService(db, service.id);
+    expect(rows.map((row) => row.action)).toEqual(["added", "removed"]);
+  });
+});

apps/api/test/health-check.test.ts

@@ -397,4 +397,43 @@ describe("CNAME health mapped onto service IPs", () => {
       }),
     ]);
   });
+
+  it("getView is up when any binding IP is up", async () => {
+    const { createMemoryDb, repos, runMigrations } = await import("@cfdm/db");
+    const { getView } = await import("../src/services/service-config-service.js");
+    const { db, sqlite } = createMemoryDb();
+    runMigrations(sqlite);
+
+    const domain = repos.createDomain(db, null, "rkns.top", "zone-id");
+    const service = repos.createService(db, "MSK Hip", "msk-hip");
+    repos.replaceServiceIps(db, service.id, ["10.0.0.1", "10.0.0.2"]);
+    const binding = repos.insertBinding(db, domain.id, service.id, "gt", null);
+    repos.replaceBindingIpsWithMeta(db, binding.id, [
+      { ip: "10.0.0.1", weight: 1, priority: 1 },
+      { ip: "10.0.0.2", weight: 1, priority: 1 },
+    ]);
+    repos.upsertIpHealthStatus(
+      db,
+      "binding",
+      binding.id,
+      "10.0.0.1",
+      "up",
+      12,
+      0,
+      null,
+    );
+    repos.upsertIpHealthStatus(
+      db,
+      "binding",
+      binding.id,
+      "10.0.0.2",
+      "down",
+      null,
+      5,
+      "timeout",
+    );
+
+    const view = await getView(db, service.id);
+    expect(view.health_status).toBe("up");
+  });
 });