Пример #1
0
func testStorageStoreRetrieveNode(storage cluster.Storage, t *testing.T) {
	node1 := cluster.Node{Address: "my-addr-1", Metadata: map[string]string{"abc": "def"}}
	defer storage.RemoveNode("my-addr-1")
	err := storage.StoreNode(node1)
	assertIsNil(err, t)
	nd, err := storage.RetrieveNode("my-addr-1")
	assertIsNil(err, t)
	if !reflect.DeepEqual(nd, node1) {
		t.Errorf("unexpected node, expected: %#v, got: %#v", node1, nd)
	}
	_, err = storage.RetrieveNode("my-addr-xxxx")
	if err != cstorage.ErrNoSuchNode {
		t.Errorf("Expected ErrNoSuchNode got: %#v", err)
	}
}
Пример #2
0
func testStorageStoreAlreadyLocked(storage cluster.Storage, t *testing.T) {
	node1 := cluster.Node{
		Address:  "my-addr-locked",
		Metadata: map[string]string{},
		Healing:  cluster.HealingData{LockedUntil: time.Now().UTC().Add(5 * time.Second), IsFailure: true},
	}
	defer storage.RemoveNode("my-addr-locked")
	err := storage.StoreNode(node1)
	assertIsNil(err, t)
	nd, err := storage.RetrieveNode("my-addr-locked")
	assertIsNil(err, t)
	duration := nd.Healing.LockedUntil.Sub(node1.Healing.LockedUntil)
	if duration < 0 {
		duration = -duration
	}
	if duration > 1*time.Second {
		t.Errorf("unexpected node, expected: %#v, got: %#v", node1, nd)
	}
}
Пример #3
0
func testStorageLockNodeHealing(storage cluster.Storage, t *testing.T) {
	defer runtime.GOMAXPROCS(runtime.GOMAXPROCS(100))
	node := cluster.Node{Address: "addr-xyz"}
	defer storage.RemoveNode("addr-xyz")
	err := storage.StoreNode(node)
	assertIsNil(err, t)
	successCount := 0
	wg := sync.WaitGroup{}
	wg.Add(50)
	for i := 0; i < 50; i++ {
		go func() {
			defer wg.Done()
			locked, err := storage.LockNodeForHealing("addr-xyz", true, 5*time.Second)
			assertIsNil(err, t)
			if locked {
				successCount++
			}
		}()
	}
	wg.Wait()
	if successCount != 1 {
		t.Fatalf("Expected success in only one goroutine, got: %d", successCount)
	}
	dbNode, err := storage.RetrieveNode("addr-xyz")
	assertIsNil(err, t)
	if dbNode.Healing.LockedUntil.IsZero() {
		t.Fatal("Expected node Healing.LockedUntil not to be zero")
	}
	if !dbNode.Healing.IsFailure {
		t.Fatal("Expected node healing.isFailure to be true")
	}
	dbNode.Healing = cluster.HealingData{}
	err = storage.UpdateNode(dbNode)
	assertIsNil(err, t)
	dbNode, err = storage.RetrieveNode("addr-xyz")
	assertIsNil(err, t)
	if !dbNode.Healing.LockedUntil.IsZero() {
		t.Fatal("Expected node Healing.LockedUntil to be zero")
	}
	if dbNode.Healing.IsFailure {
		t.Fatal("Expected node Healing.IsFailure to be false")
	}
}