Example #1
0
func TestFindEmptySlotsForOneVolume(t *testing.T) {
	topo := setup(topologyLayout)
	vg := NewDefaultVolumeGrowth()
	rp, _ := storage.NewReplicaPlacementFromString("002")
	servers, err := vg.findEmptySlotsForOneVolume(topo, "dc1", rp)
	if err != nil {
		fmt.Println("finding empty slots error :", err)
		t.Fail()
	}
	for _, server := range servers {
		fmt.Println("assigned node :", server.Id())
	}
}
func (ms *MasterServer) getVolumeGrowOption(r *http.Request) (*topology.VolumeGrowOption, error) {
	replicationString := r.FormValue("replication")
	if replicationString == "" {
		replicationString = ms.defaultReplicaPlacement
	}
	replicaPlacement, err := storage.NewReplicaPlacementFromString(replicationString)
	if err != nil {
		return nil, err
	}
	volumeGrowOption := &topology.VolumeGrowOption{
		Collection:       r.FormValue("collection"),
		ReplicaPlacement: replicaPlacement,
		DataCenter:       r.FormValue("dataCenter"),
		Rack:             r.FormValue("rack"),
		DataNode:         r.FormValue("dataNode"),
	}
	return volumeGrowOption, nil
}
Example #3
0
func TestFindEmptySlotsForOneVolume(t *testing.T) {
	topo := setup(topologyLayout)
	vg := NewDefaultVolumeGrowth()
	rp, _ := storage.NewReplicaPlacementFromString("002")
	volumeGrowOption := &VolumeGrowOption{
		Collection:       "",
		ReplicaPlacement: rp,
		DataCenter:       "dc1",
		Rack:             "",
		DataNode:         "",
	}
	servers, err := vg.findEmptySlotsForOneVolume(topo, volumeGrowOption)
	if err != nil {
		fmt.Println("finding empty slots error :", err)
		t.Fail()
	}
	for _, server := range servers {
		fmt.Println("assigned node :", server.Id())
	}
}