packer-cn/builder/vsphere/driver/vm_clone_acc_test.go

313 lines
9.1 KiB
Go

package driver
import (
"context"
"log"
"net"
"testing"
"time"
)
func TestVMAcc_clone(t *testing.T) {
t.Skip("Acceptance tests not configured yet.")
testCases := []struct {
name string
config *CloneConfig
checkFunction func(*testing.T, VirtualMachine, *CloneConfig)
}{
{"Default", &CloneConfig{}, cloneDefaultCheck},
{"LinkedClone", &CloneConfig{LinkedClone: true}, cloneLinkedCloneCheck},
{"Folder", &CloneConfig{LinkedClone: true, Folder: "folder1/folder2"}, cloneFolderCheck},
{"ResourcePool", &CloneConfig{LinkedClone: true, ResourcePool: "pool1/pool2"}, cloneResourcePoolCheck},
{"Configure", &CloneConfig{LinkedClone: true}, configureCheck},
{"Configure_RAMReserveAll", &CloneConfig{LinkedClone: true}, configureRAMReserveAllCheck},
{"StartAndStop", &CloneConfig{LinkedClone: true}, startAndStopCheck},
{"Template", &CloneConfig{LinkedClone: true}, templateCheck},
{"Snapshot", &CloneConfig{}, snapshotCheck},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
tc.config.Host = TestHostName
tc.config.Name = newVMName()
templateName := "alpine"
d := newTestDriver(t)
template, err := d.FindVM(templateName) // Don't destroy this VM!
if err != nil {
t.Fatalf("Cannot find template vm '%v': %v", templateName, err)
}
log.Printf("[DEBUG] Clonning VM")
vm, err := template.Clone(context.TODO(), tc.config)
if err != nil {
t.Fatalf("Cannot clone vm '%v': %v", templateName, err)
}
defer destroyVM(t, vm, tc.config.Name)
log.Printf("[DEBUG] Running check function")
tc.checkFunction(t, vm, tc.config)
})
}
}
func cloneDefaultCheck(t *testing.T, vm VirtualMachine, config *CloneConfig) {
d := vm.(*VirtualMachineDriver).driver
// Check that the clone can be found by its name
if _, err := d.FindVM(config.Name); err != nil {
t.Errorf("Cannot find created vm '%v': %v", config.Name, err)
}
vmInfo, err := vm.Info("name", "parent", "runtime.host", "resourcePool", "datastore", "layoutEx.disk")
if err != nil {
t.Fatalf("Cannot read VM properties: %v", err)
}
if vmInfo.Name != config.Name {
t.Errorf("Invalid VM name: expected '%v', got '%v'", config.Name, vmInfo.Name)
}
f := d.NewFolder(vmInfo.Parent)
folderPath, err := f.Path()
if err != nil {
t.Fatalf("Cannot read folder name: %v", err)
}
if folderPath != "" {
t.Errorf("Invalid folder: expected '/', got '%v'", folderPath)
}
h := d.NewHost(vmInfo.Runtime.Host)
hostInfo, err := h.Info("name")
if err != nil {
t.Fatal("Cannot read host properties: ", err)
}
if hostInfo.Name != TestHostName {
t.Errorf("Invalid host name: expected '%v', got '%v'", TestHostName, hostInfo.Name)
}
p := d.NewResourcePool(vmInfo.ResourcePool)
poolPath, err := p.Path()
if err != nil {
t.Fatalf("Cannot read resource pool name: %v", err)
}
if poolPath != "" {
t.Errorf("Invalid resource pool: expected '/', got '%v'", poolPath)
}
dsr := vmInfo.Datastore[0].Reference()
ds := d.NewDatastore(&dsr)
dsInfo, err := ds.Info("name")
if err != nil {
t.Fatal("Cannot read datastore properties: ", err)
}
if dsInfo.Name != "datastore1" {
t.Errorf("Invalid datastore name: expected '%v', got '%v'", "datastore1", dsInfo.Name)
}
if len(vmInfo.LayoutEx.Disk[0].Chain) != 1 {
t.Error("Not a full clone")
}
}
func configureCheck(t *testing.T, vm VirtualMachine, _ *CloneConfig) {
log.Printf("[DEBUG] Configuring the vm")
hwConfig := &HardwareConfig{
CPUs: 2,
CPUReservation: 1000,
CPULimit: 1500,
RAM: 2048,
RAMReservation: 1024,
MemoryHotAddEnabled: true,
CpuHotAddEnabled: true,
}
err := vm.Configure(hwConfig)
if err != nil {
t.Fatalf("Failed to configure VM: %v", err)
}
log.Printf("[DEBUG] Running checks")
vmInfo, err := vm.Info("config")
if err != nil {
t.Fatalf("Cannot read VM properties: %v", err)
}
cpuSockets := vmInfo.Config.Hardware.NumCPU
if cpuSockets != hwConfig.CPUs {
t.Errorf("VM should have %v CPU sockets, got %v", hwConfig.CPUs, cpuSockets)
}
cpuReservation := *vmInfo.Config.CpuAllocation.Reservation
if cpuReservation != hwConfig.CPUReservation {
t.Errorf("VM should have CPU reservation for %v Mhz, got %v", hwConfig.CPUReservation, cpuReservation)
}
cpuLimit := *vmInfo.Config.CpuAllocation.Limit
if cpuLimit != hwConfig.CPULimit {
t.Errorf("VM should have CPU reservation for %v Mhz, got %v", hwConfig.CPULimit, cpuLimit)
}
ram := vmInfo.Config.Hardware.MemoryMB
if int64(ram) != hwConfig.RAM {
t.Errorf("VM should have %v MB of RAM, got %v", hwConfig.RAM, ram)
}
ramReservation := *vmInfo.Config.MemoryAllocation.Reservation
if ramReservation != hwConfig.RAMReservation {
t.Errorf("VM should have RAM reservation for %v MB, got %v", hwConfig.RAMReservation, ramReservation)
}
cpuHotAdd := vmInfo.Config.CpuHotAddEnabled
if *cpuHotAdd != hwConfig.CpuHotAddEnabled {
t.Errorf("VM should have CPU hot add set to %v, got %v", hwConfig.CpuHotAddEnabled, cpuHotAdd)
}
memoryHotAdd := vmInfo.Config.MemoryHotAddEnabled
if *memoryHotAdd != hwConfig.MemoryHotAddEnabled {
t.Errorf("VM should have Memroy hot add set to %v, got %v", hwConfig.MemoryHotAddEnabled, memoryHotAdd)
}
}
func configureRAMReserveAllCheck(t *testing.T, vm VirtualMachine, _ *CloneConfig) {
log.Printf("[DEBUG] Configuring the vm")
err := vm.Configure(&HardwareConfig{RAMReserveAll: true})
if err != nil {
t.Fatalf("Failed to configure VM: %v", err)
}
log.Printf("[DEBUG] Running checks")
vmInfo, err := vm.Info("config")
if err != nil {
t.Fatalf("Cannot read VM properties: %v", err)
}
if *vmInfo.Config.MemoryReservationLockedToMax != true {
t.Errorf("VM should have all RAM reserved")
}
}
func cloneLinkedCloneCheck(t *testing.T, vm VirtualMachine, _ *CloneConfig) {
vmInfo, err := vm.Info("layoutEx.disk")
if err != nil {
t.Fatalf("Cannot read VM properties: %v", err)
}
if len(vmInfo.LayoutEx.Disk[0].Chain) != 2 {
t.Error("Not a linked clone")
}
}
func cloneFolderCheck(t *testing.T, vm VirtualMachine, config *CloneConfig) {
vmInfo, err := vm.Info("parent")
if err != nil {
t.Fatalf("Cannot read VM properties: %v", err)
}
f := vm.(*VirtualMachineDriver).driver.NewFolder(vmInfo.Parent)
path, err := f.Path()
if err != nil {
t.Fatalf("Cannot read folder name: %v", err)
}
if path != config.Folder {
t.Errorf("Wrong folder. expected: %v, got: %v", config.Folder, path)
}
}
func cloneResourcePoolCheck(t *testing.T, vm VirtualMachine, config *CloneConfig) {
vmInfo, err := vm.Info("resourcePool")
if err != nil {
t.Fatalf("Cannot read VM properties: %v", err)
}
p := vm.(*VirtualMachineDriver).driver.NewResourcePool(vmInfo.ResourcePool)
path, err := p.Path()
if err != nil {
t.Fatalf("Cannot read resource pool name: %v", err)
}
if path != config.ResourcePool {
t.Errorf("Wrong folder. expected: %v, got: %v", config.ResourcePool, path)
}
}
func startAndStopCheck(t *testing.T, vm VirtualMachine, config *CloneConfig) {
stopper := startVM(t, vm, config.Name)
defer stopper()
switch ip, err := vm.WaitForIP(context.TODO(), nil); {
case err != nil:
t.Errorf("Cannot obtain IP address from created vm '%v': %v", config.Name, err)
case net.ParseIP(ip) == nil:
t.Errorf("'%v' is not a valid ip address", ip)
}
err := vm.StartShutdown()
if err != nil {
t.Fatalf("Failed to initiate guest shutdown: %v", err)
}
log.Printf("[DEBUG] Waiting max 1m0s for shutdown to complete")
err = vm.WaitForShutdown(context.TODO(), 1*time.Minute)
if err != nil {
t.Fatalf("Failed to wait for giest shutdown: %v", err)
}
}
func snapshotCheck(t *testing.T, vm VirtualMachine, config *CloneConfig) {
stopper := startVM(t, vm, config.Name)
defer stopper()
err := vm.CreateSnapshot("test-snapshot")
if err != nil {
t.Fatalf("Failed to create snapshot: %v", err)
}
vmInfo, err := vm.Info("layoutEx.disk")
if err != nil {
t.Fatalf("Cannot read VM properties: %v", err)
}
layers := len(vmInfo.LayoutEx.Disk[0].Chain)
if layers != 2 {
t.Errorf("VM should have a single snapshot. expected 2 disk layers, got %v", layers)
}
}
func templateCheck(t *testing.T, vm VirtualMachine, _ *CloneConfig) {
err := vm.ConvertToTemplate()
if err != nil {
t.Fatalf("Failed to convert to template: %v", err)
}
vmInfo, err := vm.Info("config.template")
if err != nil {
t.Errorf("Cannot read VM properties: %v", err)
} else if !vmInfo.Config.Template {
t.Error("Not a template")
}
}
func startVM(t *testing.T, vm VirtualMachine, vmName string) (stopper func()) {
log.Printf("[DEBUG] Starting the vm")
if err := vm.PowerOn(); err != nil {
t.Fatalf("Cannot start vm '%v': %v", vmName, err)
}
return func() {
log.Printf("[DEBUG] Powering off the vm")
if err := vm.PowerOff(); err != nil {
t.Errorf("Cannot power off started vm '%v': %v", vmName, err)
}
}
}
func destroyVM(t *testing.T, vm VirtualMachine, vmName string) {
log.Printf("[DEBUG] Deleting the VM")
if err := vm.Destroy(); err != nil {
t.Errorf("!!! ERROR DELETING VM '%v': %v!!!", vmName, err)
}
// Check that the clone is no longer exists
if _, err := vm.(*VirtualMachineDriver).driver.FindVM(vmName); err == nil {
t.Errorf("!!! STILL CAN FIND VM '%v'. IT MIGHT NOT HAVE BEEN DELETED !!!", vmName)
}
}