// lets find the executable on the PATH or in the fabric8 directory
func resolveBinaryLocation(executable string) string {
path, err := exec.LookPath(executable)
if err != nil || fileNotExist(path) {
home := os.Getenv("HOME")
if home == "" {
util.Error("No $HOME environment variable found")
}
writeFileLocation := getFabric8BinLocation()
// lets try in the fabric8 folder
path = filepath.Join(writeFileLocation, executable)
if fileNotExist(path) {
path = executable
// lets try in the folder where we found the gofabric8 executable
folder, err := osext.ExecutableFolder()
if err != nil {
util.Errorf("Failed to find executable folder: %v\n", err)
} else {
path = filepath.Join(folder, executable)
if fileNotExist(path) {
util.Infof("Could not find executable at %v\n", path)
path = executable
}
}
}
}
util.Infof("using the executable %s\n", path)
return path
}
func ensureNamespaceExists(c *k8sclient.Client, oc *oclient.Client, ns string) error {
typeOfMaster := util.TypeOfMaster(c)
if typeOfMaster == util.Kubernetes {
nss := c.Namespaces()
_, err := nss.Get(ns)
if err != nil {
// lets assume it doesn't exist!
util.Infof("Creating new Namespace: %s\n", ns)
entity := kapi.Namespace{
ObjectMeta: kapi.ObjectMeta{Name: ns},
}
_, err := nss.Create(&entity)
return err
}
} else {
_, err := oc.Projects().Get(ns)
if err != nil {
// lets assume it doesn't exist!
request := projectapi.ProjectRequest{
ObjectMeta: kapi.ObjectMeta{Name: ns},
}
util.Infof("Creating new Project: %s\n", ns)
_, err := oc.ProjectRequests().Create(&request)
return err
}
}
return nil
}
func createMissingPVs(c *k8sclient.Client, ns string) {
found, pvcs, pendingClaimNames := findPendingPVs(c, ns)
if found {
sshCommand := ""
createPV(c, ns, pendingClaimNames, sshCommand)
items := pvcs.Items
for _, item := range items {
status := item.Status.Phase
if status == api.ClaimPending || status == api.ClaimLost {
err := c.PersistentVolumeClaims(ns).Delete(item.ObjectMeta.Name)
if err != nil {
util.Infof("Error deleting PVC %s\n", item.ObjectMeta.Name)
} else {
util.Infof("Recreating PVC %s\n", item.ObjectMeta.Name)
c.PersistentVolumeClaims(ns).Create(&api.PersistentVolumeClaim{
ObjectMeta: api.ObjectMeta{
Name: item.ObjectMeta.Name,
Namespace: ns,
},
Spec: api.PersistentVolumeClaimSpec{
VolumeName: ns + "-" + item.ObjectMeta.Name,
AccessModes: []api.PersistentVolumeAccessMode{api.ReadWriteOnce},
Resources: api.ResourceRequirements{
Requests: api.ResourceList{
api.ResourceName(api.ResourceStorage): resource.MustParse("1Gi"),
},
},
},
})
}
}
}
}
}
func printSummary(typeOfMaster util.MasterType, externalNodeName string, ns string, domain string, c *k8sclient.Client) {
util.Info("\n")
util.Info("-------------------------\n")
util.Info("\n")
clientType := getClientTypeName(typeOfMaster)
if externalNodeName != "" {
util.Info("Deploying ingress controller on node ")
util.Successf("%s", externalNodeName)
util.Info(" use its external ip when configuring your wildcard DNS.\n")
util.Infof("To change node move the label: `%s label node %s %s- && %s label node $YOUR_NEW_NODE %s=true`\n", clientType, externalNodeName, externalIPLabel, clientType, externalIPLabel)
util.Info("\n")
}
util.Info("Default GOGS admin username/password = "******"%s/%s\n", gogsDefaultUsername, gogsDefaultPassword)
util.Info("\n")
found, _ := checkIfPVCsPending(c, ns)
if found {
util.Errorf("There are pending PersistentVolumeClaims\n")
util.Infof("If using a local cluster run `gofabric8 volumes` to create missing HostPath volumes\n")
util.Infof("If using a remote cloud then enable dynamic persistence with a StorageClass. For details see http://fabric8.io/guide/getStarted/persistence.html\n")
util.Info("\n")
}
util.Infof("Downloading images and waiting to open the fabric8 console...\n")
util.Info("\n")
util.Info("-------------------------\n")
}
func runTemplate(c *k8sclient.Client, oc *oclient.Client, appToRun string, ns string, domain string, apiserver string, pv bool) {
util.Info("\n\nInstalling: ")
util.Successf("%s\n\n", appToRun)
typeOfMaster := util.TypeOfMaster(c)
if typeOfMaster == util.Kubernetes {
jsonData, format, err := loadTemplateData(ns, appToRun, c, oc)
if err != nil {
printError("Failed to load app "+appToRun, err)
}
createTemplate(jsonData, format, appToRun, ns, domain, apiserver, c, oc, pv)
} else {
tmpl, err := oc.Templates(ns).Get(appToRun)
if err != nil {
printError("Failed to load template "+appToRun, err)
}
util.Infof("Loaded template with %d objects", len(tmpl.Objects))
processTemplate(tmpl, ns, domain, apiserver)
objectCount := len(tmpl.Objects)
util.Infof("Creating "+appToRun+" template resources from %d objects\n", objectCount)
for _, o := range tmpl.Objects {
err = processItem(c, oc, &o, ns, pv)
}
}
}
func NewCmdVolumes(f *cmdutil.Factory) *cobra.Command {
cmd := &cobra.Command{
Use: "volumes",
Short: "Creates a persisent volume for any pending persistance volume claims",
Long: `Creates a persisent volume for any pending persistance volume claims`,
PreRun: func(cmd *cobra.Command, args []string) {
showBanner()
},
Run: func(cmd *cobra.Command, args []string) {
c, _ := client.NewClient(f)
ns, _, err := f.DefaultNamespace()
if err != nil {
util.Fatal("No default namespace")
} else {
found, pvcs, pendingClaimNames := findPendingPVs(c, ns)
if found {
sshCommand := cmd.Flags().Lookup(sshCommandFlag).Value.String()
createPV(c, ns, pendingClaimNames, sshCommand)
items := pvcs.Items
for _, item := range items {
name := item.ObjectMeta.Name
status := item.Status.Phase
if status == api.ClaimPending || status == api.ClaimLost {
err = c.PersistentVolumeClaims(ns).Delete(name)
if err != nil {
util.Infof("Error deleting PVC %s\n", name)
} else {
util.Infof("Recreating PVC %s\n", name)
c.PersistentVolumeClaims(ns).Create(&api.PersistentVolumeClaim{
ObjectMeta: api.ObjectMeta{
Name: name,
Namespace: ns,
},
Spec: api.PersistentVolumeClaimSpec{
VolumeName: ns + "-" + name,
AccessModes: []api.PersistentVolumeAccessMode{api.ReadWriteOnce},
Resources: api.ResourceRequirements{
Requests: api.ResourceList{
api.ResourceName(api.ResourceStorage): resource.MustParse("1Gi"),
},
},
},
})
}
}
}
}
}
},
}
cmd.PersistentFlags().String(sshCommandFlag, "", "the ssh command to run commands inside the VM of the single node cluster")
return cmd
}
func createPV(c *k8sclient.Client, ns string, pvcNames []string, sshCommand string) (Result, error) {
for _, pvcName := range pvcNames {
hostPath := path.Join("/data", ns, pvcName)
nsPvcName := ns + "-" + pvcName
pvs := c.PersistentVolumes()
rc, err := pvs.List(api.ListOptions{})
if err != nil {
util.Errorf("Failed to load PersistentVolumes with error %v\n", err)
}
items := rc.Items
for _, volume := range items {
if nsPvcName == volume.ObjectMeta.Name {
util.Infof("Already created PersistentVolumes for %s\n", nsPvcName)
}
}
// we no longer need to do chmod on kubernetes as we have init containers now
typeOfMaster := util.TypeOfMaster(c)
if typeOfMaster != util.Kubernetes || len(sshCommand) > 0 {
err = configureHostPathVolume(c, ns, hostPath, sshCommand)
if err != nil {
util.Errorf("Failed to configure the host path %s with error %v\n", hostPath, err)
}
}
// lets create a new PV
util.Infof("PersistentVolume name %s will be created on host path %s\n", nsPvcName, hostPath)
pv := api.PersistentVolume{
ObjectMeta: api.ObjectMeta{
Name: nsPvcName,
},
Spec: api.PersistentVolumeSpec{
Capacity: api.ResourceList{
api.ResourceName(api.ResourceStorage): resource.MustParse("1Gi"),
},
AccessModes: []api.PersistentVolumeAccessMode{api.ReadWriteOnce},
PersistentVolumeSource: api.PersistentVolumeSource{
HostPath: &api.HostPathVolumeSource{Path: hostPath},
},
PersistentVolumeReclaimPolicy: api.PersistentVolumeReclaimRecycle,
},
}
_, err = pvs.Create(&pv)
if err != nil {
util.Errorf("Failed to create PersistentVolume %s at %s with error %v\n", nsPvcName, hostPath, err)
}
}
return Success, nil
}
func generateSshKeyPair(logGeneratedKeys string) Keypair {
priv, err := rsa.GenerateKey(rand.Reader, 2014)
if err != nil {
util.Fatalf("Error generating key", err)
}
err = priv.Validate()
if err != nil {
util.Fatalf("Validation failed.", err)
}
// Get der format. priv_der []byte
priv_der := x509.MarshalPKCS1PrivateKey(priv)
// pem.Block
// blk pem.Block
priv_blk := pem.Block{
Type: "RSA PRIVATE KEY",
Headers: nil,
Bytes: priv_der,
}
// Resultant private key in PEM format.
// priv_pem string
priv_pem := string(pem.EncodeToMemory(&priv_blk))
if logGeneratedKeys == "true" {
util.Infof(priv_pem)
}
// Public Key generation
pub := priv.PublicKey
pub_der, err := x509.MarshalPKIXPublicKey(&pub)
if err != nil {
util.Fatalf("Failed to get der format for PublicKey.", err)
}
pub_blk := pem.Block{
Type: "PUBLIC KEY",
Headers: nil,
Bytes: pub_der,
}
pub_pem := string(pem.EncodeToMemory(&pub_blk))
if logGeneratedKeys == "true" {
util.Infof(pub_pem)
}
return Keypair{
pub: []byte(pub_pem),
priv: []byte(priv_pem),
}
}
func createPersistentVolume(cmd *cobra.Command, ns string, c *k8sclient.Client, fac *cmdutil.Factory) (Result, error) {
flags := cmd.Flags()
hostPath := flags.Lookup(hostPathFlag).Value.String()
name := flags.Lookup(nameFlag).Value.String()
pvs := c.PersistentVolumes()
rc, err := pvs.List(labels.Everything(), fields.Everything())
if err != nil {
util.Errorf("Failed to load PersistentVolumes with error %v", err)
return Failure, err
}
items := rc.Items
for _, volume := range items {
// TODO use the external load balancer as a way to know if we should create a route?
vname := volume.ObjectMeta.Name
if vname == name {
util.Infof("Already created PersistentVolumes for %s\n", name)
return Success, nil
}
}
if hostPath == "" {
return missingFlag(cmd, hostPathFlag)
}
if confirmAction(flags) == false {
return Failure, nil
}
// lets create a new PV
util.Infof("PersistentVolume name %s will be created on host path %s\n", name, hostPath)
pv := api.PersistentVolume{
ObjectMeta: api.ObjectMeta{
Name: name,
},
Spec: api.PersistentVolumeSpec{
Capacity: api.ResourceList{
api.ResourceName(api.ResourceStorage): resource.MustParse("100G"),
},
AccessModes: []api.PersistentVolumeAccessMode{api.ReadWriteMany},
PersistentVolumeSource: api.PersistentVolumeSource{
HostPath: &api.HostPathVolumeSource{Path: hostPath},
},
},
}
_, err = pvs.Create(&pv)
if err != nil {
util.Errorf("Failed to create PersistentVolume %s at %s with error %v", name, hostPath, err)
return Failure, err
}
return Success, nil
}
func downloadKubectlClient() (err error) {
os := runtime.GOOS
arch := runtime.GOARCH
kubectlBinary := kubectl
if runtime.GOOS == "windows" {
kubectlBinary += ".exe"
}
_, err = exec.LookPath(kubectlBinary)
if err != nil {
latestVersion, err := getLatestVersionFromGitHub(kubernetes, kubernetes)
if err != nil {
return fmt.Errorf("Unable to get latest version for %s/%s %v", kubernetes, kubernetes, err)
}
clientURL := fmt.Sprintf("https://storage.googleapis.com/kubernetes-release/release/v%s/bin/%s/%s/%s", latestVersion, os, arch, kubectlBinary)
util.Infof("Downloading %s...\n", clientURL)
fullPath := filepath.Join(getFabric8BinLocation(), kubectlBinary)
err = downloadFile(fullPath, clientURL)
if err != nil {
util.Errorf("Unable to download file %s/%s %v", fullPath, clientURL, err)
return err
}
util.Successf("Downloaded %s\n", fullPath)
} else {
util.Successf("%s is already available on your PATH\n", kubectlBinary)
}
return nil
}
func downloadKubernetes(d downloadProperties) (err error) {
os := runtime.GOOS
arch := runtime.GOARCH
if runtime.GOOS == "windows" {
d.kubeBinary += ".exe"
}
_, err = exec.LookPath(d.kubeBinary)
if err != nil {
latestVersion, err := getLatestVersionFromGitHub(d.kubeDistroOrg, d.kubeDistroRepo)
if err != nil {
util.Errorf("Unable to get latest version for %s/%s %v", d.kubeDistroOrg, d.kubeDistroRepo, err)
return err
}
kubeURL := fmt.Sprintf(d.downloadURL+d.kubeDistroRepo+"/releases/"+d.extraPath+"v%s/%s-%s-%s", latestVersion, d.kubeDistroRepo, os, arch)
if runtime.GOOS == "windows" {
kubeURL += ".exe"
}
util.Infof("Downloading %s...\n", kubeURL)
fullPath := filepath.Join(getFabric8BinLocation(), d.kubeBinary)
err = downloadFile(fullPath, kubeURL)
if err != nil {
util.Errorf("Unable to download file %s/%s %v", fullPath, kubeURL, err)
return err
}
util.Successf("Downloaded %s\n", fullPath)
} else {
util.Successf("%s is already available on your PATH\n", d.kubeBinary)
}
return nil
}
func waitForDeployment(c *k8sclient.Client, ns string, name string, sleepMillis time.Duration) error {
util.Infof("Deployment %s waiting for it to be ready...\n", name)
for {
deployment, err := c.Extensions().Deployments(ns).Get(name)
if err != nil {
return err
}
available := deployment.Status.AvailableReplicas
unavailable := deployment.Status.UnavailableReplicas
if unavailable == 0 && available > 0 {
util.Infof("DeploymentConfig %s now has %d available replicas\n", name, available)
return nil
}
time.Sleep(sleepMillis)
}
}
func copyEndpoints(c *k8sclient.Client, fromNs string, toNs string, names []string) error {
var answer error
for _, name := range names {
item, err := c.Endpoints(fromNs).Get(name)
if err != nil {
util.Warnf("No endpoint called %s found in namespace %s", name, fromNs)
answer = err
}
name := item.Name
objectMeta := item.ObjectMeta
current, err := c.Endpoints(toNs).Get(name)
if current == nil || err != nil {
// lets create the endpoint
newEndpoints := &api.Endpoints{
ObjectMeta: api.ObjectMeta{
Name: name,
Labels: objectMeta.Labels,
Annotations: objectMeta.Annotations,
},
Subsets: item.Subsets,
}
_, err = c.Endpoints(toNs).Create(newEndpoints)
if err != nil {
return err
}
util.Infof("Created endpoint %s in namespace %s\n", name, toNs)
}
}
return answer
}
func downloadFunktion() (err error) {
os := runtime.GOOS
arch := runtime.GOARCH
_, err = exec.LookPath(funktion)
if err != nil {
latestVersion, err := getLatestVersionFromGitHub(fabric8io, funktionOperator)
if err != nil {
util.Errorf("Unable to get latest version for %s/%s %v", fabric8io, funktionOperator, err)
return err
}
funktionURL := fmt.Sprintf(githubURL+fabric8io+"/"+funktionOperator+"/releases/download/v%s/%s-%s-%s", latestVersion, funktionOperator, os, arch)
if runtime.GOOS == "windows" {
funktionURL += ".exe"
}
util.Infof("Downloading %s...\n", funktionURL)
fullPath := filepath.Join(getFabric8BinLocation(), funktion)
err = downloadFile(fullPath, funktionURL)
if err != nil {
util.Errorf("Unable to download file %s/%s %v", fullPath, funktionURL, err)
return err
}
util.Successf("Downloaded %s\n", fullPath)
} else {
util.Successf("%s is already available on your PATH\n", funktion)
}
return nil
}
func processResource(c *k8sclient.Client, b []byte, ns string, kind string) error {
util.Infof("Processing resource kind: %s in namespace %s\n", kind, ns)
req := c.Post().Body(b)
if kind == "Deployment" {
req.AbsPath("apis", "extensions/v1beta1", "namespaces", ns, strings.ToLower(kind+"s"))
} else if kind == "BuildConfig" || kind == "DeploymentConfig" || kind == "Template" || kind == "PolicyBinding" || kind == "Role" || kind == "RoleBinding" {
req.AbsPath("oapi", "v1", "namespaces", ns, strings.ToLower(kind+"s"))
} else if kind == "OAuthClient" || kind == "Project" || kind == "ProjectRequest" {
req.AbsPath("oapi", "v1", strings.ToLower(kind+"s"))
} else if kind == "Namespace" {
req.AbsPath("api", "v1", "namespaces")
} else {
req.Namespace(ns).Resource(strings.ToLower(kind + "s"))
}
res := req.Do()
if res.Error() != nil {
err := res.Error()
if err != nil {
util.Warnf("Failed to create %s: %v", kind, err)
return err
}
}
var statusCode int
res.StatusCode(&statusCode)
if statusCode != http.StatusCreated {
return fmt.Errorf("Failed to create %s: %d", kind, statusCode)
}
return nil
}
func deployFabric8SASSecurityContextConstraints(c *k8sclient.Client, f *cmdutil.Factory, ns string) (Result, error) {
name := Fabric8SASSCC
scc := kapi.SecurityContextConstraints{
ObjectMeta: kapi.ObjectMeta{
Name: name,
},
SELinuxContext: kapi.SELinuxContextStrategyOptions{
Type: kapi.SELinuxStrategyRunAsAny,
},
RunAsUser: kapi.RunAsUserStrategyOptions{
Type: kapi.RunAsUserStrategyRunAsAny,
},
Groups: []string{"system:serviceaccounts"},
Volumes: []kapi.FSType{kapi.FSTypeGitRepo, kapi.FSTypeConfigMap, kapi.FSTypeSecret, kapi.FSTypeEmptyDir},
}
_, err := c.SecurityContextConstraints().Get(name)
if err == nil {
err = c.SecurityContextConstraints().Delete(name)
if err != nil {
return Failure, err
}
}
_, err = c.SecurityContextConstraints().Create(&scc)
if err != nil {
util.Fatalf("Cannot create SecurityContextConstraints: %v\n", err)
util.Fatalf("Failed to create SecurityContextConstraints %v in namespace %s: %v\n", scc, ns, err)
return Failure, err
}
util.Infof("SecurityContextConstraints %s is setup correctly\n", name)
return Success, err
}
func downloadClient(isMinishift bool) (err error) {
os := runtime.GOOS
arch := runtime.GOARCH
_, err = exec.LookPath(kubectl)
if err != nil {
latestVersion, err := getLatestVersionFromGitHub(kubeDistroOrg, kubernetes)
if err != nil {
return fmt.Errorf("Unable to get latest version for %s/%s %v", kubeDistroOrg, kubernetes, err)
}
if isMinishift {
clientBinary = oc
return fmt.Errorf("Openshift client download not yet supported")
}
clientURL := fmt.Sprintf("https://storage.googleapis.com/kubernetes-release/release/v%s/bin/%s/%s/%s", latestVersion, os, arch, kubectl)
util.Infof("Downloading %s...", clientURL)
err = downloadFile(writeFileLocation+clientBinary, clientURL)
if err != nil {
util.Errorf("Unable to download file %s/%s %v", writeFileLocation+clientBinary, clientURL, err)
return err
}
util.Successf("Downloaded %s\n", clientBinary)
} else {
util.Successf("%s is already available on your PATH\n", clientBinary)
}
return nil
}
func processData(jsonData []byte, format string, templateName string, ns string, c *k8sclient.Client, oc *oclient.Client, pv bool) {
// lets check if its an RC / ReplicaSet or something
o, groupVersionKind, err := api.Codecs.UniversalDeserializer().Decode(jsonData, nil, nil)
if err != nil {
printResult(templateName, Failure, err)
} else {
kind := groupVersionKind.Kind
//util.Infof("Processing resource of kind: %s version: %s\n", kind, groupVersionKind.Version)
if len(kind) <= 0 {
printResult(templateName, Failure, fmt.Errorf("Could not find kind from json %s", string(jsonData)))
} else {
accessor := meta.NewAccessor()
ons, err := accessor.Namespace(o)
if err == nil && len(ons) > 0 {
util.Infof("Found namespace on kind %s of %s", kind, ons)
ns = ons
err := ensureNamespaceExists(c, oc, ns)
if err != nil {
printErr(err)
}
}
if !pv {
if kind == "PersistentVolumeClaim" {
return
}
jsonData = removePVCVolumes(jsonData, format, templateName, kind)
}
err = processResource(c, jsonData, ns, kind)
if err != nil {
printResult(templateName, Failure, err)
}
}
}
}
func downloadKubernetes(isMinishift bool) (err error) {
os := runtime.GOOS
arch := runtime.GOARCH
if isMinishift {
kubeDistroOrg = minishiftOwner
kubeDistroRepo = minishift
kubeDownloadURL = minishiftDownloadURL
downloadPath = "download/"
kubeBinary = minishift
}
_, err = exec.LookPath(kubeBinary)
if err != nil {
latestVersion, err := getLatestVersionFromGitHub(kubeDistroOrg, kubeDistroRepo)
if err != nil {
util.Errorf("Unable to get latest version for %s/%s %v", kubeDistroOrg, kubeDistroRepo, err)
return err
}
kubeURL := fmt.Sprintf(kubeDownloadURL+kubeDistroRepo+"/releases/"+downloadPath+"v%s/%s-%s-%s", latestVersion, kubeDistroRepo, os, arch)
util.Infof("Downloading %s...", kubeURL)
err = downloadFile(writeFileLocation+kubeBinary, kubeURL)
if err != nil {
util.Errorf("Unable to download file %s/%s %v", writeFileLocation+kubeBinary, kubeURL, err)
return err
}
util.Successf("Downloaded %s\n", kubeBinary)
} else {
util.Successf("%s is already available on your PATH\n", kubeBinary)
}
return nil
}
func createPV(c *k8sclient.Client, ns string, pvcNames []string, cmd *cobra.Command) (Result, error) {
for _, pvcName := range pvcNames {
hostPath := "/data/" + pvcName
pvs := c.PersistentVolumes()
rc, err := pvs.List(api.ListOptions{})
if err != nil {
util.Errorf("Failed to load PersistentVolumes with error %v\n", err)
}
items := rc.Items
for _, volume := range items {
vname := volume.ObjectMeta.Name
if vname == pvcName {
util.Infof("Already created PersistentVolumes for %s\n", pvcName)
}
}
err = configureHostPathVolume(c, ns, hostPath, cmd)
if err != nil {
util.Errorf("Failed to configure the host path %s with error %v\n", hostPath, err)
}
// lets create a new PV
util.Infof("PersistentVolume name %s will be created on host path %s\n", pvcName, hostPath)
pv := api.PersistentVolume{
ObjectMeta: api.ObjectMeta{
Name: pvcName,
},
Spec: api.PersistentVolumeSpec{
Capacity: api.ResourceList{
api.ResourceName(api.ResourceStorage): resource.MustParse("5Gi"),
},
AccessModes: []api.PersistentVolumeAccessMode{api.ReadWriteOnce},
PersistentVolumeSource: api.PersistentVolumeSource{
HostPath: &api.HostPathVolumeSource{Path: hostPath},
},
},
}
_, err = pvs.Create(&pv)
if err != nil {
util.Errorf("Failed to create PersistentVolume %s at %s with error %v\n", pvcName, hostPath, err)
}
}
return Success, nil
}
// Ensure that the `restricted` SecurityContextConstraints has the RunAsUser set to RunAsAny
//
// if `restricted does not exist lets create it
// otherwise if needed lets modify the RunAsUser
func verifyRestrictedSecurityContextConstraints(c *k8sclient.Client, f *cmdutil.Factory) (Result, error) {
name := RestrictedSCC
ns, _, e := f.DefaultNamespace()
if e != nil {
util.Fatal("No default namespace")
return Failure, e
}
rc, err := c.SecurityContextConstraints().Get(name)
if err != nil {
scc := kapi.SecurityContextConstraints{
ObjectMeta: kapi.ObjectMeta{
Name: RestrictedSCC,
},
SELinuxContext: kapi.SELinuxContextStrategyOptions{
Type: kapi.SELinuxStrategyMustRunAs,
},
RunAsUser: kapi.RunAsUserStrategyOptions{
Type: kapi.RunAsUserStrategyRunAsAny,
},
Groups: []string{bootstrappolicy.AuthenticatedGroup},
}
_, err = c.SecurityContextConstraints().Create(&scc)
if err != nil {
return Failure, err
} else {
util.Infof("SecurityContextConstraints %s created\n", name)
return Success, err
}
}
// lets check that the restricted is configured correctly
if kapi.RunAsUserStrategyRunAsAny != rc.RunAsUser.Type {
rc.RunAsUser.Type = kapi.RunAsUserStrategyRunAsAny
_, err = c.SecurityContextConstraints().Update(rc)
if err != nil {
util.Fatalf("Failed to update SecurityContextConstraints %v in namespace %s: %v\n", rc, ns, err)
return Failure, err
}
util.Infof("SecurityContextConstraints %s is updated to enable fabric8\n", name)
} else {
util.Infof("SecurityContextConstraints %s is configured correctly\n", name)
}
return Success, err
}
func processItem(c *k8sclient.Client, oc *oclient.Client, item *runtime.Object, ns string, pv bool) error {
/*
groupVersionKind, err := api.Scheme.ObjectKind(*item)
if err != nil {
return err
}
kind := groupVersionKind.Kind
//kind := *item.GetObjectKind()
util.Infof("Procesing kind %s\n", kind)
b, err := json.Marshal(item)
if err != nil {
return err
}
return processResource(c, b, ns, kind)
*/
o := *item
switch o := o.(type) {
case *runtime.Unstructured:
data := o.Object
metadata := data["metadata"]
switch metadata := metadata.(type) {
case map[string]interface{}:
namespace := metadata["namespace"]
switch namespace := namespace.(type) {
case string:
//util.Infof("Custom namespace '%s'\n", namespace)
if len(namespace) <= 0 {
// TODO why is the namespace empty?
// lets default the namespace to the default gogs namespace
namespace = "user-secrets-source-admin"
}
ns = namespace
// lets check that this new namespace exists
err := ensureNamespaceExists(c, oc, ns)
if err != nil {
printErr(err)
}
}
}
//util.Infof("processItem %s with value: %#v\n", ns, o.Object)
b, err := json.Marshal(o.Object)
if err != nil {
return err
}
if !pv {
if o.Kind == "PersistentVolumeClaim" {
return nil
}
b = removePVCVolumes(b, "json", o.Name, o.Kind)
}
return processResource(c, b, ns, o.TypeMeta.Kind)
default:
util.Infof("Unknown type %v\n", reflect.TypeOf(item))
}
return nil
}
func missingFlag(cmd *cobra.Command, name string) (Result, error) {
util.Errorf("No option -%s specified!\n", hostPathFlag)
text := cmd.Name()
parent := cmd.Parent()
if parent != nil {
text = parent.Name() + " " + text
}
util.Infof("Please try something like: %s --%s='some value' ...\n\n", text, hostPathFlag)
return Failure, nil
}
func waitForDeploymentConfig(c *oclient.Client, ns string, name string, sleepMillis time.Duration) error {
util.Infof("DeploymentConfig %s in namespace %s waiting for it to be ready...\n", name, ns)
for {
deployment, err := c.DeploymentConfigs(ns).Get(name)
if err != nil {
util.Warnf("Cannot find DeploymentConfig %s in namepsace %s due to %s\n", name, ns, err)
return err
}
if deployment.Status.Replicas == 0 {
util.Warnf("No replicas for DeploymentConfig %s in namespace %s\n", name, ns)
}
available := deployment.Status.AvailableReplicas
unavailable := deployment.Status.UnavailableReplicas
if unavailable == 0 && available > 0 {
util.Infof("DeploymentConfig %s now has %d available replicas\n", name, available)
return nil
}
//util.Infof("DeploymentConfig %s has %d available replicas and %d unavailable\n", name, available, unavailable)
time.Sleep(sleepMillis)
}
}
func printSummary(typeOfMaster util.MasterType, externalNodeName string, mini bool, ns string, domain string) {
util.Info("\n")
util.Info("-------------------------\n")
util.Info("\n")
clientType := getClientTypeName(typeOfMaster)
if externalNodeName != "" {
util.Info("Deploying ingress controller on node ")
util.Successf("%s", externalNodeName)
util.Info(" use its external ip when configuring your wildcard DNS.\n")
util.Infof("To change node move the label: `%s label node %s %s- && %s label node $YOUR_NEW_NODE %s=true`\n", clientType, externalNodeName, externalIPLabel, clientType, externalIPLabel)
util.Info("\n")
}
util.Info("Default GOGS admin username/password = "******"%s/%s\n", gogsDefaultUsername, gogsDefaultPassword)
util.Info("\n")
util.Infof("Downloading images and waiting to open the fabric8 console...\n")
util.Info("\n")
util.Info("-------------------------\n")
}
func deployFabric8SecurityContextConstraints(c *k8sclient.Client, f *cmdutil.Factory, ns string) (Result, error) {
name := Fabric8SCC
if ns != "default" {
name += "-" + ns
}
var priority int32 = 10
scc := kapi.SecurityContextConstraints{
ObjectMeta: kapi.ObjectMeta{
Name: name,
},
Priority: &priority,
AllowPrivilegedContainer: true,
AllowHostNetwork: true,
AllowHostPorts: true,
Volumes: []kapi.FSType{kapi.FSTypeAll},
SELinuxContext: kapi.SELinuxContextStrategyOptions{
Type: kapi.SELinuxStrategyRunAsAny,
},
RunAsUser: kapi.RunAsUserStrategyOptions{
Type: kapi.RunAsUserStrategyRunAsAny,
},
Users: []string{
"system:serviceaccount:openshift-infra:build-controller",
"system:serviceaccount:" + ns + ":default",
"system:serviceaccount:" + ns + ":fabric8",
"system:serviceaccount:" + ns + ":gerrit",
"system:serviceaccount:" + ns + ":jenkins",
"system:serviceaccount:" + ns + ":router",
"system:serviceaccount:" + ns + ":registry",
"system:serviceaccount:" + ns + ":gogs",
"system:serviceaccount:" + ns + ":fluentd",
},
Groups: []string{bootstrappolicy.ClusterAdminGroup, bootstrappolicy.NodesGroup},
}
_, err := c.SecurityContextConstraints().Get(name)
if err == nil {
err = c.SecurityContextConstraints().Delete(name)
if err != nil {
return Failure, err
}
}
_, err = c.SecurityContextConstraints().Create(&scc)
if err != nil {
util.Errorf("Cannot create SecurityContextConstraints: %v\n", err)
util.Errorf("Failed to create SecurityContextConstraints %v in namespace %s: %v\n", scc, ns, err)
return Failure, err
}
util.Infof("SecurityContextConstraints %s is setup correctly\n", name)
return Success, err
}
func downloadDriver() (err error) {
if runtime.GOOS == "darwin" {
util.Infof("fabric8 recommends OSX users use the xhyve driver\n")
info, err := exec.Command("brew", "info", "docker-machine-driver-xhyve").Output()
if err != nil || strings.Contains(string(info), "Not installed") {
e := exec.Command("brew", "install", "docker-machine-driver-xhyve")
e.Stdout = os.Stdout
e.Stderr = os.Stderr
err = e.Run()
if err != nil {
return err
}
out, err := exec.Command("brew", "--prefix").Output()
if err != nil {
return err
}
brewPrefix := strings.TrimSpace(string(out))
file := string(brewPrefix) + "/opt/docker-machine-driver-xhyve/bin/docker-machine-driver-xhyve"
e = exec.Command("sudo", "chown", "root:wheel", file)
e.Stdout = os.Stdout
e.Stderr = os.Stderr
err = e.Run()
if err != nil {
return err
}
e = exec.Command("sudo", "chmod", "u+s", file)
e.Stdout = os.Stdout
e.Stderr = os.Stderr
err = e.Run()
if err != nil {
return err
}
util.Success("xhyve driver installed\n")
} else {
util.Success("xhyve driver already installed\n")
}
} else if runtime.GOOS == "linux" {
return errors.New("Driver install for " + runtime.GOOS + " not yet supported")
}
return nil
}
func NewCmdCopyEndpoints(f *cmdutil.Factory) *cobra.Command {
cmd := &cobra.Command{
Use: "copy-endpoints",
Short: "Copies endpoints from the current namespace to a target namespace",
Long: `Copies endpoints from the current namespace to a target namespace`,
PreRun: func(cmd *cobra.Command, args []string) {
showBanner()
},
Run: func(cmd *cobra.Command, args []string) {
if len(args) == 0 {
util.Info("Please specify one or more endpoint names to copy as arguments!\n")
return
}
c, cfg := client.NewClient(f)
oc, _ := client.NewOpenShiftClient(cfg)
initSchema()
toNamespace := cmd.Flags().Lookup(toNamespaceFlag).Value.String()
fromNamespace := cmd.Flags().Lookup(fromNamespaceFlag).Value.String()
if len(fromNamespace) == 0 {
ns, _, err := f.DefaultNamespace()
if err != nil {
util.Fatal("No default namespace")
}
fromNamespace = ns
}
if len(toNamespace) == 0 {
util.Fatal("No target namespace specified!")
}
util.Infof("Copying endpoints from namespace: %s to namespace: %s\n", fromNamespace, toNamespace)
err := ensureNamespaceExists(c, oc, toNamespace)
if err != nil {
util.Fatalf("Failed to copy endpoints %v", err)
}
err = copyEndpoints(c, fromNamespace, toNamespace, args)
if err != nil {
util.Fatalf("Failed to copy endpoints %v", err)
}
},
}
cmd.PersistentFlags().StringP(fromNamespaceFlag, "f", "", "the source namespace or uses the default namespace")
cmd.PersistentFlags().StringP(toNamespaceFlag, "t", "", "the destination namespace")
return cmd
}
func watchAndWaitForDeploymentConfig(c *oclient.Client, ns string, name string, timeout time.Duration) error {
if isDeploymentConfigAvailable(c, ns, name) {
return nil
}
w, err := c.DeploymentConfigs(ns).Watch(api.ListOptions{})
if err != nil {
return err
}
_, err = watch.Until(timeout, w, func(e watch.Event) (bool, error) {
if e.Type == watch.Error {
return false, fmt.Errorf("encountered error while watching DeploymentConfigs: %v", e.Object)
}
obj, isDC := e.Object.(*deployapi.DeploymentConfig)
if !isDC {
return false, fmt.Errorf("received unknown object while watching for DeploymentConfigs: %v", obj)
}
deployment := obj
if deployment.Name == name {
replicas := deployment.Status.Replicas
available := deployment.Status.AvailableReplicas
unavailable := deployment.Status.UnavailableReplicas
if unavailable == 0 && available > 0 {
util.Infof("DeploymentConfig %s now has %d available replicas\n", name, available)
return true, nil
} else {
util.Infof("DeploymentConfig %s has %d replicas, %d available and %d unavailable\n", name, replicas, available, unavailable)
}
}
return false, nil
})
if err != nil {
return err
}
return nil
}
// if we are on minikube or minishift lets try to create the
// hostPath folders with relaxed persmissions
func configureHostPathVolume(c *k8sclient.Client, ns string, hostPath string, sshCommand string) error {
cli := sshCommand
if len(cli) == 0 {
context, isMini, _ := util.GetMiniType()
if isMini {
cli = context
}
}
if len(cli) == 0 {
// lets default to using vagrant if we have a Vagrantfile
if _, err := os.Stat("Vagrantfile"); err == nil {
cli = "vagrant"
}
}
if len(cli) == 0 {
return nil
}
shellCommands := []string{
fmt.Sprintf("sudo mkdir -p %s", hostPath),
fmt.Sprintf("sudo chmod 777 %s", hostPath),
fmt.Sprintf("echo hostPath is setup correctly at: %s", hostPath),
}
util.Infof("About to modify host paths on the VM via the command: %s\n", cli)
for _, shellCmd := range shellCommands {
args := []string{"ssh", fmt.Sprintf("/bin/sh -c '%s'", shellCmd)}
cmd := exec.Command(cli, args...)
cmd.Stdout = os.Stdout
cmd.Stderr = os.Stderr
var waitStatus syscall.WaitStatus
if err := cmd.Run(); err != nil {
printErr(err)
if exitError, ok := err.(*exec.ExitError); ok {
waitStatus = exitError.Sys().(syscall.WaitStatus)
printStatus(waitStatus.ExitStatus())
}
return err
} else {
waitStatus = cmd.ProcessState.Sys().(syscall.WaitStatus)
printStatus(waitStatus.ExitStatus())
}
}
return nil
}