14 bpav1alpha1 "github.com/bpa-operator/pkg/apis/bpa/v1alpha1"
15 metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
16 corev1 "k8s.io/api/core/v1"
17 batchv1 "k8s.io/api/batch/v1"
18 "k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
19 "k8s.io/apimachinery/pkg/runtime/schema"
20 "k8s.io/apimachinery/pkg/api/errors"
21 "k8s.io/apimachinery/pkg/runtime"
22 "k8s.io/client-go/dynamic"
24 "k8s.io/client-go/kubernetes"
25 "sigs.k8s.io/controller-runtime/pkg/client"
26 "sigs.k8s.io/controller-runtime/pkg/client/config"
27 "sigs.k8s.io/controller-runtime/pkg/controller"
28 "sigs.k8s.io/controller-runtime/pkg/handler"
29 "sigs.k8s.io/controller-runtime/pkg/manager"
30 "sigs.k8s.io/controller-runtime/pkg/reconcile"
31 logf "sigs.k8s.io/controller-runtime/pkg/runtime/log"
32 "sigs.k8s.io/controller-runtime/pkg/source"
34 "golang.org/x/crypto/ssh"
37 type VirtletVM struct {
42 type NetworksStatus struct {
43 Name string `json:"name,omitempty"`
44 Interface string `json:"interface,omitempty"`
45 Ips []string `json:"ips,omitempty"`
46 Mac string `json:"mac,omitempty"`
47 Default bool `json:"default,omitempty"`
48 Dns interface{} `json:"dns,omitempty"`
51 var log = logf.Log.WithName("controller_provisioning")
54 * USER ACTION REQUIRED: This is a scaffold file intended for the user to modify with their own Controller
55 * business logic. Delete these comments after modifying this file.*
58 // Add creates a new Provisioning Controller and adds it to the Manager. The Manager will set fields on the Controller
59 // and Start it when the Manager is Started.
60 func Add(mgr manager.Manager) error {
61 return add(mgr, newReconciler(mgr))
64 // newReconciler returns a new reconcile.Reconciler
65 func newReconciler(mgr manager.Manager) reconcile.Reconciler {
67 config, err := config.GetConfig()
69 fmt.Printf("Could not get kube config, Error: %v\n", err)
72 clientSet, err := kubernetes.NewForConfig(config)
74 fmt.Printf("Could not create clientset, Error: %v\n", err)
76 bmhDynamicClient, err := dynamic.NewForConfig(config)
79 fmt.Printf("Could not create dynamic client for bareMetalHosts, Error: %v\n", err)
82 return &ReconcileProvisioning{client: mgr.GetClient(), scheme: mgr.GetScheme(), clientset: clientSet, bmhClient: bmhDynamicClient }
85 // add adds a new Controller to mgr with r as the reconcile.Reconciler
86 func add(mgr manager.Manager, r reconcile.Reconciler) error {
87 // Create a new controller
88 c, err := controller.New("provisioning-controller", mgr, controller.Options{Reconciler: r})
93 // Watch for changes to primary resource Provisioning
94 err = c.Watch(&source.Kind{Type: &bpav1alpha1.Provisioning{}}, &handler.EnqueueRequestForObject{})
99 // Watch for changes to resource configmap created as a consequence of the provisioning CR
100 err = c.Watch(&source.Kind{Type: &corev1.ConfigMap{}}, &handler.EnqueueRequestForOwner{
102 OwnerType: &bpav1alpha1.Provisioning{},
109 //Watch for changes to job resource also created as a consequence of the provisioning CR
110 err = c.Watch(&source.Kind{Type: &batchv1.Job{}}, &handler.EnqueueRequestForOwner{
112 OwnerType: &bpav1alpha1.Provisioning{},
119 // Watch for changes to resource software CR
120 err = c.Watch(&source.Kind{Type: &bpav1alpha1.Software{}}, &handler.EnqueueRequestForObject{})
129 // blank assignment to verify that ReconcileProvisioning implements reconcile.Reconciler
130 var _ reconcile.Reconciler = &ReconcileProvisioning{}
132 // ReconcileProvisioning reconciles a Provisioning object
133 type ReconcileProvisioning struct {
134 // This client, initialized using mgr.Client() above, is a split client
135 // that reads objects from the cache and writes to the apiserver
137 scheme *runtime.Scheme
138 clientset kubernetes.Interface
139 bmhClient dynamic.Interface
142 // Reconcile reads that state of the cluster for a Provisioning object and makes changes based on the state read
143 // and what is in the Provisioning.Spec
144 // TODO(user): Modify this Reconcile function to implement your Controller logic. This example creates
145 // a Pod as an example
147 // The Controller will requeue the Request to be processed again if the returned error is non-nil or
148 // Result.Requeue is true, otherwise upon completion it will remove the work from the queue.
149 func (r *ReconcileProvisioning) Reconcile(request reconcile.Request) (reconcile.Result, error) {
150 reqLogger := log.WithValues("Request.Namespace", request.Namespace, "Request.Name", request.Name)
152 reqLogger.Info("Reconciling Custom Resource")
156 // Fetch the Provisioning instance
157 provisioningInstance := &bpav1alpha1.Provisioning{}
158 softwareInstance := &bpav1alpha1.Software{}
159 err := r.client.Get(context.TODO(), request.NamespacedName, provisioningInstance)
160 provisioningCreated := true
163 //Check if its a Software Instance
164 err = r.client.Get(context.TODO(), request.NamespacedName, softwareInstance)
166 if errors.IsNotFound(err) {
167 // Request object not found, could have been deleted after reconcile request.
168 // Owned objects are automatically garbage collected. For additional cleanup logic use finalizers.
169 // Return and don't requeue
170 return reconcile.Result{}, nil
173 // Error reading the object - requeue the request.
174 return reconcile.Result{}, err
177 //No error occured and so a Software CR was created not a Provisoning CR
178 provisioningCreated = false
182 masterTag := "MASTER_"
183 workerTag := "WORKER_"
185 if provisioningCreated {
187 ///////////////////////////////////////////////////////////////////////////////////////////////
188 //////////////// Provisioning CR was created so install KUD /////////////////
189 //////////////////////////////////////////////////////////////////////////////////////////////
190 clusterName := provisioningInstance.Labels["cluster"]
191 clusterType := provisioningInstance.Labels["cluster-type"]
192 mastersList := provisioningInstance.Spec.Masters
193 workersList := provisioningInstance.Spec.Workers
194 kudPlugins := provisioningInstance.Spec.KUDPlugins
197 bareMetalHostList, _ := listBareMetalHosts(r.bmhClient)
198 virtletVMList, _ := listVirtletVMs(r.clientset)
204 var masterString string
205 var workerString string
207 dhcpLeaseFile := "/var/lib/dhcp/dhcpd.leases"
208 multiClusterDir := "/multi-cluster"
210 //Create Directory for the specific cluster
211 clusterDir := multiClusterDir + "/" + clusterName
212 os.MkdirAll(clusterDir, os.ModePerm)
214 //Create Maps to be used for cluster ip address to label configmap
215 clusterLabel := make(map[string]string)
216 clusterLabel["cluster"] = clusterName
217 clusterData := make(map[string]string)
221 //Iterate through mastersList and get all the mac addresses and IP addresses
222 for _, masterMap := range mastersList {
224 for masterLabel, master := range masterMap {
225 masterMAC := master.MACaddress
229 err = fmt.Errorf("MAC address for masterNode %s not provided\n", masterLabel)
230 return reconcile.Result{}, err
233 containsMac, bmhCR := checkMACaddress(bareMetalHostList, masterMAC)
235 //Check 'cluster-type' label for Virtlet VMs
236 if clusterType == "virtlet-vm" {
237 //Get VM IP address of master
238 hostIPaddress, err = getVMIPaddress(virtletVMList, masterMAC)
239 if err != nil || hostIPaddress == "" {
240 err = fmt.Errorf("IP address not found for VM with MAC address %s \n", masterMAC)
241 return reconcile.Result{}, err
248 if clusterType != "virtlet-vm" {
249 fmt.Printf("BareMetalHost CR %s has NIC with MAC Address %s\n", bmhCR, masterMAC)
251 //Get IP address of master
252 hostIPaddress, err = getHostIPaddress(masterMAC, dhcpLeaseFile )
253 if err != nil || hostIPaddress == ""{
254 err = fmt.Errorf("IP address not found for host with MAC address %s \n", masterMAC)
255 return reconcile.Result{}, err
259 allString += masterLabel + " ansible_ssh_host=" + hostIPaddress + " ansible_ssh_port=22" + "\n"
260 if clusterType == "virtlet-vm" {
261 allString = masterLabel + " ansible_ssh_host=" + hostIPaddress + " ansible_ssh_port=22" + " ansible_ssh_user=root" + " ansible_ssh_pass=root" + "\n"
263 masterString += masterLabel + "\n"
264 clusterData[masterTag + masterLabel] = hostIPaddress
266 fmt.Printf("%s : %s \n", hostIPaddress, masterMAC)
268 if len(workersList) != 0 {
270 //Iterate through workersList and get all the mac addresses
271 for _, workerMap := range workersList {
273 //Get worker labels from the workermap
274 for workerLabel, worker := range workerMap {
276 //Check if workerString already contains worker label
277 containsWorkerLabel := strings.Contains(workerString, workerLabel)
278 workerMAC := worker.MACaddress
281 //Error occurs if the same label is given to different hosts (assumption,
282 //each MAC address represents a unique host
283 if workerLabel == masterLabel && workerMAC != masterMAC && workerMAC != "" {
284 if containsWorkerLabel {
285 strings.ReplaceAll(workerString, workerLabel, "")
287 err = fmt.Errorf(`A node with label %s already exists, modify resource and assign a
288 different label to node with MACAddress %s`, workerLabel, workerMAC)
289 return reconcile.Result{}, err
291 //same node performs worker and master roles
292 } else if workerLabel == masterLabel && !containsWorkerLabel {
293 workerString += workerLabel + "\n"
295 //Add host to ip address config map with worker tag
296 hostIPaddress = clusterData[masterTag + masterLabel]
297 clusterData[workerTag + masterLabel] = hostIPaddress
299 //Error occurs if the same node is given different labels
300 } else if workerLabel != masterLabel && workerMAC == masterMAC {
301 if containsWorkerLabel {
302 strings.ReplaceAll(workerString, workerLabel, "")
304 err = fmt.Errorf(`A node with label %s already exists, modify resource and assign a
305 different label to node with MACAddress %s`, workerLabel, workerMAC)
306 return reconcile.Result{}, err
308 //worker node is different from any master node and it has not been added to the worker list
309 } else if workerLabel != masterLabel && !containsWorkerLabel {
311 // Error occurs if MAC address not provided for worker node not matching master
313 err = fmt.Errorf("MAC address for worker %s not provided", workerLabel)
314 return reconcile.Result{}, err
317 containsMac, bmhCR := checkMACaddress(bareMetalHostList, workerMAC)
319 if clusterType == "virtlet-vm" {
320 //Get VM IP address of master
321 hostIPaddress, err = getVMIPaddress(virtletVMList, workerMAC)
322 if err != nil || hostIPaddress == "" {
323 err = fmt.Errorf("IP address not found for VM with MAC address %s \n", workerMAC)
324 return reconcile.Result{}, err
331 if clusterType != "virtlet-vm" {
332 fmt.Printf("Host %s matches that macAddress\n", bmhCR)
334 //Get IP address of worker
335 hostIPaddress, err = getHostIPaddress(workerMAC, dhcpLeaseFile )
337 fmt.Errorf("IP address not found for host with MAC address %s \n", workerMAC)
338 return reconcile.Result{}, err
341 fmt.Printf("%s : %s \n", hostIPaddress, workerMAC)
343 allString += workerLabel + " ansible_ssh_host=" + hostIPaddress + " ansible_ssh_port=22" + "\n"
344 if clusterType == "virtlet-vm" {
345 allString = masterLabel + " ansible_ssh_host=" + hostIPaddress + " ansible_ssh_port=22" + " ansible_ssh_user=root" + " ansible_ssh_pass=root" + "\n"
347 workerString += workerLabel + "\n"
348 clusterData[workerTag + workerLabel] = hostIPaddress
350 //No host found that matches the worker MAC
353 err = fmt.Errorf("Host with MAC Address %s not found\n", workerMAC)
354 return reconcile.Result{}, err
359 //No worker node specified, add master as worker node
360 } else if len(workersList) == 0 && !strings.Contains(workerString, masterLabel) {
361 workerString += masterLabel + "\n"
363 //Add host to ip address config map with worker tag
364 hostIPaddress = clusterData[masterTag + masterLabel]
365 clusterData[workerTag + masterLabel] = hostIPaddress
368 //No host matching master MAC found
370 err = fmt.Errorf("Host with MAC Address %s not found\n", masterMAC)
371 return reconcile.Result{}, err
376 //Create host.ini file
377 //iniHostFilePath := kudInstallerScript + "/inventory/hosts.ini"
378 iniHostFilePath := clusterDir + "/hosts.ini"
379 newFile, err := os.Create(iniHostFilePath)
380 defer newFile.Close()
384 fmt.Printf("Error occured while creating file \n %v", err)
385 return reconcile.Result{}, err
388 hostFile, err := ini.Load(iniHostFilePath)
390 fmt.Printf("Error occured while Loading file \n %v", err)
391 return reconcile.Result{}, err
394 _, err = hostFile.NewRawSection("all", allString)
396 fmt.Printf("Error occured while creating section \n %v", err)
397 return reconcile.Result{}, err
399 _, err = hostFile.NewRawSection("kube-master", masterString)
401 fmt.Printf("Error occured while creating section \n %v", err)
402 return reconcile.Result{}, err
405 _, err = hostFile.NewRawSection("kube-node", workerString)
407 fmt.Printf("Error occured while creating section \n %v", err)
408 return reconcile.Result{}, err
411 _, err = hostFile.NewRawSection("etcd", masterString)
413 fmt.Printf("Error occured while creating section \n %v", err)
414 return reconcile.Result{}, err
417 _, err = hostFile.NewRawSection("ovn-central", masterString)
419 fmt.Printf("Error occured while creating section \n %v", err)
420 return reconcile.Result{}, err
423 _, err = hostFile.NewRawSection("ovn-controller", workerString)
425 fmt.Printf("Error occured while creating section \n %v", err)
426 return reconcile.Result{}, err
429 _, err = hostFile.NewRawSection("virtlet", workerString)
431 fmt.Printf("Error occured while creating section \n %v", err)
432 return reconcile.Result{}, err
435 _, err = hostFile.NewRawSection("k8s-cluster:children", "kube-node\n" + "kube-master")
437 fmt.Printf("Error occured while creating section \n %v", err)
438 return reconcile.Result{}, err
442 //Create host.ini file for KUD
443 hostFile.SaveTo(iniHostFilePath)
446 err = createKUDinstallerJob(clusterName, request.Namespace, clusterLabel, kudPlugins, r.clientset)
448 fmt.Printf("Error occured while creating KUD Installer job for cluster %v\n ERROR: %v", clusterName, err)
449 return reconcile.Result{}, err
452 //Start separate thread to keep checking job status, Create an IP address configmap
453 //for cluster if KUD is successfully installed
454 go checkJob(clusterName, request.Namespace, clusterData, clusterLabel, r.clientset)
456 return reconcile.Result{}, nil
462 ///////////////////////////////////////////////////////////////////////////////////////////////
463 //////////////// Software CR was created so install software /////////////////
464 //////////////////////////////////////////////////////////////////////////////////////////////
465 softwareClusterName, masterSoftwareList, workerSoftwareList := getSoftwareList(softwareInstance)
466 defaultSSHPrivateKey := "/root/.ssh/id_rsa"
468 //Get IP address configmap for the cluster
469 clusterConfigMapData, err := getConfigMapData(request.Namespace, softwareClusterName, r.clientset)
471 fmt.Printf("Error occured while retrieving IP address Data for cluster %s, ERROR: %v\n", softwareClusterName, err)
472 return reconcile.Result{}, err
475 for hostLabel, ipAddress := range clusterConfigMapData {
477 if strings.Contains(hostLabel, masterTag) {
478 // Its a master node, install master software
479 err = softwareInstaller(ipAddress, defaultSSHPrivateKey, masterSoftwareList)
481 fmt.Printf("Error occured while installing master software in host %s, ERROR: %v\n", hostLabel, err)
483 } else if strings.Contains(hostLabel, workerTag) {
484 // Its a worker node, install worker software
485 err = softwareInstaller(ipAddress, defaultSSHPrivateKey, workerSoftwareList)
487 fmt.Printf("Error occured while installing worker software in host %s, ERROR: %v\n", hostLabel, err)
494 return reconcile.Result{}, nil
497 //Function to Get List containing baremetal hosts
498 func listBareMetalHosts(bmhDynamicClient dynamic.Interface) (*unstructured.UnstructuredList, error) {
500 //Create GVR representing a BareMetalHost CR
501 bmhGVR := schema.GroupVersionResource{
504 Resource: "baremetalhosts",
507 //Get List containing all BareMetalHosts CRs
508 bareMetalHosts, err := bmhDynamicClient.Resource(bmhGVR).List(metav1.ListOptions{})
510 fmt.Printf("Error occured, cannot get BareMetalHosts list, Error: %v\n", err)
511 return &unstructured.UnstructuredList{}, err
514 return bareMetalHosts, nil
518 //Function to check if BareMetalHost containing MAC address exist
519 func checkMACaddress(bareMetalHostList *unstructured.UnstructuredList, macAddress string) (bool, string) {
521 //Convert macAddress to byte array for comparison
522 macAddressByte := []byte(macAddress)
525 for _, bareMetalHost := range bareMetalHostList.Items {
526 bmhJson, _ := bareMetalHost.MarshalJSON()
528 macBool = bytes.Contains(bmhJson, macAddressByte)
530 return macBool, bareMetalHost.GetName()
540 //Function to get the IP address of a host from the DHCP file
541 func getHostIPaddress(macAddress string, dhcpLeaseFilePath string ) (string, error) {
543 //Read the dhcp lease file
544 dhcpFile, err := ioutil.ReadFile(dhcpLeaseFilePath)
546 fmt.Printf("Failed to read lease file\n")
550 dhcpLeases := string(dhcpFile)
552 //Regex to use to search dhcpLeases
553 reg := "lease.*{|ethernet.*|\n. binding state.*"
554 re, err := regexp.Compile(reg)
556 fmt.Printf("Could not create Regexp object, Error %v occured\n", err)
560 //Get String containing leased Ip addresses and Corressponding MAC addresses
561 out := re.FindAllString(dhcpLeases, -1)
562 outString := strings.Join(out, " ")
563 stringReplacer := strings.NewReplacer("lease", "", "ethernet ", "", ";", "",
564 " binding state", "", "{", "")
565 replaced := stringReplacer.Replace(outString)
566 ipMacList := strings.Fields(replaced)
569 //Get IP addresses corresponding to Input MAC Address
570 for idx := len(ipMacList)-1 ; idx >= 0; idx -- {
571 item := ipMacList[idx]
572 if item == macAddress {
574 leaseState := ipMacList[idx -1]
575 if leaseState != "active" {
576 err := fmt.Errorf("No active ip address lease found for MAC address %s \n", macAddress)
577 fmt.Printf("%v\n", err)
580 ipAdd := ipMacList[idx - 2]
588 //Function to create configmap
589 func createConfigMap(data, labels map[string]string, namespace string, clientset kubernetes.Interface) error{
591 configmapClient := clientset.CoreV1().ConfigMaps(namespace)
593 configmap := &corev1.ConfigMap{
595 ObjectMeta: metav1.ObjectMeta{
596 Name: labels["cluster"] + "-configmap",
603 _, err := configmapClient.Create(configmap)
612 //Function to get configmap Data
613 func getConfigMapData(namespace, clusterName string, clientset kubernetes.Interface) (map[string]string, error) {
615 configmapClient := clientset.CoreV1().ConfigMaps(namespace)
616 configmapName := clusterName + "-configmap"
617 clusterConfigmap, err := configmapClient.Get(configmapName, metav1.GetOptions{})
622 configmapData := clusterConfigmap.Data
623 return configmapData, nil
626 //Function to create job for KUD installation
627 func createKUDinstallerJob(clusterName, namespace string, labels map[string]string, kudPlugins []string, clientset kubernetes.Interface) error{
629 var backOffLimit int32 = 0
630 var privi bool = true
632 installerString := " ./installer --cluster " + clusterName
634 // Check if any plugin was specified
635 if len(kudPlugins) > 0 {
636 plugins := " --plugins"
638 for _, plug := range kudPlugins {
639 plugins += " " + plug
642 installerString += plugins
646 jobClient := clientset.BatchV1().Jobs("default")
650 ObjectMeta: metav1.ObjectMeta{
651 Name: "kud-" + clusterName,
654 Spec: batchv1.JobSpec{
655 Template: corev1.PodTemplateSpec{
656 ObjectMeta: metav1.ObjectMeta{
661 Spec: corev1.PodSpec{
663 Containers: []corev1.Container{{
665 Image: "github.com/onap/multicloud-k8s:latest",
666 ImagePullPolicy: "IfNotPresent",
667 VolumeMounts: []corev1.VolumeMount{{
668 Name: "multi-cluster",
669 MountPath: "/opt/kud/multi-cluster",
672 Name: "secret-volume",
677 Command: []string{"/bin/sh","-c"},
678 Args: []string{"cp -r /.ssh /root/; chmod -R 600 /root/.ssh;" + installerString},
679 SecurityContext: &corev1.SecurityContext{
685 Volumes: []corev1.Volume{{
686 Name: "multi-cluster",
687 VolumeSource: corev1.VolumeSource{
688 HostPath: &corev1.HostPathVolumeSource{
689 Path : "/opt/kud/multi-cluster",
692 Name: "secret-volume",
693 VolumeSource: corev1.VolumeSource{
694 Secret: &corev1.SecretVolumeSource{
695 SecretName: "ssh-key-secret",
699 RestartPolicy: "Never",
703 BackoffLimit : &backOffLimit,
707 _, err := jobClient.Create(job)
709 fmt.Printf("ERROR occured while creating job to install KUD\n ERROR:%v", err)
716 //Function to Check if job succeeded
717 func checkJob(clusterName, namespace string, data, labels map[string]string, clientset kubernetes.Interface) {
719 fmt.Printf("\nChecking job status for cluster %s\n", clusterName)
720 jobName := "kud-" + clusterName
721 jobClient := clientset.BatchV1().Jobs(namespace)
724 time.Sleep(2 * time.Second)
726 job, err := jobClient.Get(jobName, metav1.GetOptions{})
728 fmt.Printf("ERROR: %v occured while retrieving job: %s", err, jobName)
731 jobSucceeded := job.Status.Succeeded
732 jobFailed := job.Status.Failed
734 if jobSucceeded == 1 {
735 fmt.Printf("\n Job succeeded, KUD successfully installed in Cluster %s\n", clusterName)
737 //KUD was installed successfully create configmap to store IP address info for the cluster
738 err = createConfigMap(data, labels, namespace, clientset)
740 fmt.Printf("Error occured while creating Ip address configmap for cluster %v\n ERROR: %v", clusterName, err)
747 fmt.Printf("\n Job Failed, KUD not installed in Cluster %s, check pod logs\n", clusterName)
756 //Function to get software list from software CR
757 func getSoftwareList(softwareCR *bpav1alpha1.Software) (string, []interface{}, []interface{}) {
759 CRclusterName := softwareCR.GetLabels()["cluster"]
761 masterSofwareList := softwareCR.Spec.MasterSoftware
762 workerSoftwareList := softwareCR.Spec.WorkerSoftware
764 return CRclusterName, masterSofwareList, workerSoftwareList
767 //Function to install software in clusterHosts
768 func softwareInstaller(ipAddress, sshPrivateKey string, softwareList []interface{}) error {
770 var installString string
771 for _, software := range softwareList {
773 switch t := software.(type){
775 installString += software.(string) + " "
777 softwareMap, errBool := software.(map[string]interface{})
779 fmt.Printf("Error occured, cannot install software %v\n", software)
781 for softwareName, versionMap := range softwareMap {
783 versionMAP, _ := versionMap.(map[string]interface{})
784 version := versionMAP["version"].(string)
785 installString += softwareName + "=" + version + " "
788 fmt.Printf("invalid format %v\n", t)
793 err := sshInstaller(installString, sshPrivateKey, ipAddress)
801 //Function to Run Installation commands via ssh
802 func sshInstaller(softwareString, sshPrivateKey, ipAddress string) error {
804 buffer, err := ioutil.ReadFile(sshPrivateKey)
809 key, err := ssh.ParsePrivateKey(buffer)
814 sshConfig := &ssh.ClientConfig{
816 Auth: []ssh.AuthMethod{
820 HostKeyCallback: ssh.InsecureIgnoreHostKey(),
823 client, err := ssh.Dial("tcp", ipAddress + ":22", sshConfig)
828 session, err := client.NewSession()
833 defer session.Close()
836 cmd := "sudo apt-get update && apt-get install " + softwareString + "-y"
837 err = session.Start(cmd)
847 func listVirtletVMs(clientset kubernetes.Interface) ([]VirtletVM, error) {
849 var vmPodList []VirtletVM
851 pods, err := clientset.CoreV1().Pods("").List(metav1.ListOptions{})
853 fmt.Printf("Could not get pod info, Error: %v\n", err)
854 return []VirtletVM{}, err
857 for _, pod := range pods.Items {
858 var podAnnotation map[string]interface{}
859 var podStatus corev1.PodStatus
860 var podDefaultNetStatus []NetworksStatus
862 annotation, err := json.Marshal(pod.ObjectMeta.GetAnnotations())
864 fmt.Printf("Could not get pod annotations, Error: %v\n", err)
865 return []VirtletVM{}, err
868 json.Unmarshal([]byte(annotation), &podAnnotation)
869 if podAnnotation != nil && podAnnotation["kubernetes.io/target-runtime"] != nil {
870 runtime := podAnnotation["kubernetes.io/target-runtime"].(string)
872 podStatusJson, _ := json.Marshal(pod.Status)
873 json.Unmarshal([]byte(podStatusJson), &podStatus)
875 if runtime == "virtlet.cloud" && podStatus.Phase == "Running" && podAnnotation["k8s.v1.cni.cncf.io/networks-status"] != nil {
876 ns := podAnnotation["k8s.v1.cni.cncf.io/networks-status"].(string)
877 json.Unmarshal([]byte(ns), &podDefaultNetStatus)
879 vmPodList = append(vmPodList, VirtletVM{podStatus.PodIP, podDefaultNetStatus[0].Mac})
884 return vmPodList, nil
887 func getVMIPaddress(vmList []VirtletVM, macAddress string) (string, error) {
889 for i := 0; i < len(vmList); i++ {
890 if vmList[i].MACaddress == macAddress {
891 return vmList[i].IPaddress, nil