vm-import-controller/pkg/source/vmware/client_test.go
2022-08-26 16:41:47 +10:00

304 lines
8.3 KiB
Go

package vmware
import (
"context"
"fmt"
migration "github.com/harvester/vm-import-controller/pkg/apis/migration.harvesterhci.io/v1beta1"
"log"
"os"
"testing"
"time"
"github.com/harvester/vm-import-controller/pkg/server"
"github.com/ory/dockertest/v3"
"github.com/stretchr/testify/require"
"github.com/vmware/govmomi/vim25/mo"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
var vcsimPort string
// setup mock vmware endpoint
func TestMain(t *testing.M) {
pool, err := dockertest.NewPool("")
if err != nil {
log.Fatalf("error connecting to dockerd: %v", err)
}
runOpts := &dockertest.RunOptions{
Name: "vcsim",
Repository: "vmware/vcsim",
Tag: "v0.29.0",
}
vcsimMock, err := pool.RunWithOptions(runOpts)
if err != nil {
log.Fatalf("error creating vcsim container: %v", err)
}
vcsimPort = vcsimMock.GetPort("8989/tcp")
time.Sleep(30 * time.Second)
go func() {
server.NewServer(context.TODO())
}()
code := t.Run()
if err := pool.Purge(vcsimMock); err != nil {
log.Fatalf("error purging vcsimMock container: %v", err)
}
os.Exit(code)
}
func Test_NewClient(t *testing.T) {
ctx := context.TODO()
endpoint := fmt.Sprintf("https://localhost:%s/sdk", vcsimPort)
dc := "DC0"
secret := &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
Namespace: "default",
},
Data: map[string][]byte{
"username": []byte("user"),
"password": []byte("pass"),
},
}
c, err := NewClient(ctx, endpoint, dc, secret)
assert := require.New(t)
assert.NoError(err, "expected no error during creation of client")
err = c.Verify()
assert.NoError(err, "expected no error during verification of client")
}
func Test_PowerOffVirtualMachine(t *testing.T) {
ctx := context.TODO()
endpoint := fmt.Sprintf("https://localhost:%s/sdk", vcsimPort)
dc := "DC0"
secret := &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
Namespace: "default",
},
Data: map[string][]byte{
"username": []byte("user"),
"password": []byte("pass"),
},
}
c, err := NewClient(ctx, endpoint, dc, secret)
assert := require.New(t)
assert.NoError(err, "expected no error during creation of client")
err = c.Verify()
assert.NoError(err, "expected no error during verification of client")
vm := &migration.VirtualMachineImport{
ObjectMeta: metav1.ObjectMeta{
Name: "demo",
Namespace: "default",
},
Spec: migration.VirtualMachineImportSpec{
SourceCluster: corev1.ObjectReference{},
VirtualMachineName: "DC0_H0_VM0",
},
}
err = c.PowerOffVirtualMachine(vm)
assert.NoError(err, "expected no error during VM power off")
}
func Test_IsPoweredOff(t *testing.T) {
ctx := context.TODO()
endpoint := fmt.Sprintf("https://localhost:%s/sdk", vcsimPort)
dc := "DC0"
secret := &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
Namespace: "default",
},
Data: map[string][]byte{
"username": []byte("user"),
"password": []byte("pass"),
},
}
c, err := NewClient(ctx, endpoint, dc, secret)
assert := require.New(t)
assert.NoError(err, "expected no error during creation of client")
err = c.Verify()
assert.NoError(err, "expected no error during verification of client")
vm := &migration.VirtualMachineImport{
ObjectMeta: metav1.ObjectMeta{
Name: "demo",
Namespace: "default",
},
Spec: migration.VirtualMachineImportSpec{
SourceCluster: corev1.ObjectReference{},
VirtualMachineName: "DC0_H0_VM0",
},
}
ok, err := c.IsPoweredOff(vm)
assert.NoError(err, "expected no error during check for power status")
assert.True(ok, "expected machine to be powered")
}
// Test_ExportVirtualMachine needs to reference a real vcenter as the vcsim doesnt support ovf export functionality
func Test_ExportVirtualMachine(t *testing.T) {
// skip as vscim doesnt implement the same
_, ok := os.LookupEnv("USE_EXISTING")
if !ok {
return
}
ctx := context.TODO()
assert := require.New(t)
govc_url := os.Getenv("GOVC_URL")
assert.NotEmpty(govc_url, "expected govc_url to be set")
govc_datacenter := os.Getenv("GOVC_DATACENTER")
assert.NotEmpty(govc_datacenter, "expected govc_datacenter to be set")
data := make(map[string]string)
secret := &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
Namespace: "default",
},
}
govc_username := os.Getenv("GOVC_USERNAME")
assert.NotEmpty(govc_username, "expected govc_username to be set")
data["username"] = govc_username
govc_password := os.Getenv("GOVC_PASSWORD")
assert.NotEmpty(govc_password, "expected govc_password to be set")
data["password"] = govc_password
secret.StringData = data
vm_name := os.Getenv("VM_NAME")
assert.NotEmpty(vm_name, "expected vm_name to be set")
c, err := NewClient(ctx, govc_url, govc_datacenter, secret)
assert.NoError(err, "expected no error during creation of client")
err = c.Verify()
assert.NoError(err, "expected no error during verification of client")
vm := &migration.VirtualMachineImport{
ObjectMeta: metav1.ObjectMeta{
Name: "demo",
Namespace: "default",
},
Spec: migration.VirtualMachineImportSpec{
SourceCluster: corev1.ObjectReference{},
VirtualMachineName: vm_name,
},
}
err = c.ExportVirtualMachine(vm)
assert.NoError(err, "expected no error during vm export")
t.Log(vm.Status)
}
// Test_GenerateVirtualMachine
func Test_GenerateVirtualMachine(t *testing.T) {
ctx := context.TODO()
endpoint := fmt.Sprintf("https://localhost:%s/sdk", vcsimPort)
dc := "DC0"
secret := &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
Namespace: "default",
},
Data: map[string][]byte{
"username": []byte("user"),
"password": []byte("pass"),
},
}
c, err := NewClient(ctx, endpoint, dc, secret)
assert := require.New(t)
assert.NoError(err, "expected no error during creation of client")
err = c.Verify()
assert.NoError(err, "expected no error during verification of client")
vm := &migration.VirtualMachineImport{
ObjectMeta: metav1.ObjectMeta{
Name: "demo",
Namespace: "default",
},
Spec: migration.VirtualMachineImportSpec{
SourceCluster: corev1.ObjectReference{},
VirtualMachineName: "DC0_H0_VM0",
Mapping: []migration.NetworkMapping{
{
SourceNetwork: "DVSwitch: fea97929-4b2d-5972-b146-930c6d0b4014",
DestinationNetwork: "default/vlan",
},
},
},
}
newVM, err := c.GenerateVirtualMachine(vm)
assert.NoError(err, "expected no error during vm export")
assert.Len(newVM.Spec.Template.Spec.Networks, 1, "should have found the default pod network")
assert.Len(newVM.Spec.Template.Spec.Domain.Devices.Interfaces, 1, "should have found a network map")
assert.Equal(newVM.Spec.Template.Spec.Domain.Memory.Guest.String(), "32M", "expected VM to have 32M memory")
assert.NotEmpty(newVM.Spec.Template.Spec.Domain.Resources.Limits, "expect to find resource requests to be present")
}
func Test_identifyNetworkCards(t *testing.T) {
ctx := context.TODO()
endpoint := fmt.Sprintf("https://localhost:%s/sdk", vcsimPort)
dc := "DC0"
secret := &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{
Name: "test",
Namespace: "default",
},
Data: map[string][]byte{
"username": []byte("user"),
"password": []byte("pass"),
},
}
c, err := NewClient(ctx, endpoint, dc, secret)
assert := require.New(t)
assert.NoError(err, "expected no error during creation of client")
err = c.Verify()
assert.NoError(err, "expected no error during verification of client")
vmObj, err := c.findVM("", "DC0_H0_VM0")
assert.NoError(err, "expected no error during vm lookup")
var o mo.VirtualMachine
err = vmObj.Properties(c.ctx, vmObj.Reference(), []string{}, &o)
assert.NoError(err, "expected no error looking up vmObj properties")
networkInfo := identifyNetworkCards(o.Config.Hardware.Device)
assert.Len(networkInfo, 1, "expected to find only 1 item in the networkInfo")
networkMapping := []migration.NetworkMapping{
{
SourceNetwork: "dummyNetwork",
DestinationNetwork: "harvester1",
},
{
SourceNetwork: "DVSwitch: fea97929-4b2d-5972-b146-930c6d0b4014",
DestinationNetwork: "pod-network",
},
}
mappedInfo := mapNetworkCards(networkInfo, networkMapping)
assert.Len(mappedInfo, 1, "expected to find only 1 item in the mapped networkinfo")
noNetworkMapping := []migration.NetworkMapping{}
noMappedInfo := mapNetworkCards(networkInfo, noNetworkMapping)
assert.Len(noMappedInfo, 0, "expected to find no item in the mapped networkinfo")
}