Fix container resource sampling and surface collection failures

2026-10-04 22:02:03 -04:00
parent 81f088739c
commit 148c74063b
9 changed files with 48 additions and 11 deletions
@@ -38,6 +38,21 @@ async function learned() {
 }

 describe('measured instance capacity', () => {
+    it('reports sampling failure without inventing measurements and clears it after recovery', async () => {
+        const { heartbeat, getHost } = await import('../../src/lib/server/hosts/index.js');
+        const { capacityCalibration } = await import('../../src/lib/server/hosts/calibration.js');
+        const error = 'Container resource sampling failed.';
+        heartbeat(hostId, { ...inventory, instanceResourcesError: error });
+        expect(getHost(hostId)?.inventory.instanceResourcesError).toBe(error);
+        expect(capacityCalibration(hostId).running.samples).toBe(0);
+        for (const invalid of [42, {}, 'x'.repeat(501)]) {
+            expect(() => heartbeat(hostId, { ...inventory, instanceResourcesError: invalid })).toThrow('Invalid instance resource sampling error');
+        }
+        await report(0);
+        expect(getHost(hostId)?.inventory.instanceResourcesError).toBeUndefined();
+        expect(capacityCalibration(hostId).running.samples).toBe(1);
+    });
+
    it('uses temporary allowances until startup and running evidence mature, then replaces both defaults', async () => {
        const { capacityCalibration } = await import('../../src/lib/server/hosts/calibration.js');
        expect(capacityCalibration(hostId).startup).toMatchObject({ source: 'bootstrap', cpuCores: 0.5, memoryBytes: GiB });