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Changes fallback ns to vcluster-platform
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Adds function to look up loft deployment's namespace
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zerbitx committed Sep 16, 2024
1 parent 6143e22 commit 85c3727
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Showing 8 changed files with 70 additions and 17 deletions.
2 changes: 1 addition & 1 deletion cmd/vclusterctl/cmd/platform/add/cluster.go
Original file line number Diff line number Diff line change
Expand Up @@ -70,7 +70,7 @@ vcluster platform add cluster my-cluster
},
}

c.Flags().StringVar(&cmd.Namespace, "namespace", "loft", "The namespace to generate the service account in. The namespace will be created if it does not exist")
c.Flags().StringVar(&cmd.Namespace, "namespace", clihelper.DefaultPlatformNamespace, "The namespace to generate the service account in. The namespace will be created if it does not exist")
c.Flags().StringVar(&cmd.ServiceAccount, "service-account", "loft-admin", "The service account name to create")
c.Flags().StringVar(&cmd.DisplayName, "display-name", "", "The display name to show in the UI for this cluster")
c.Flags().BoolVar(&cmd.Wait, "wait", false, "If true, will wait until the cluster is initialized")
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5 changes: 4 additions & 1 deletion cmd/vclusterctl/cmd/platform/backup/management.go
Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
package backup

import (
"context"
"fmt"
"os"

Expand Down Expand Up @@ -67,8 +68,10 @@ vcluster platform backup management
},
}

platformNamespace, _ := clihelper.VClusterPlatformInstallationNamespace(context.Background())

c.Flags().StringSliceVar(&cmd.Skip, "skip", []string{}, "What resources the backup should skip. Valid options are: users, teams, accesskeys, sharedsecrets, clusters and clusteraccounttemplates")
c.Flags().StringVar(&cmd.Namespace, "namespace", "vcluster-platform", product.Replace("The namespace vCluster platform was installed into"))
c.Flags().StringVar(&cmd.Namespace, "namespace", platformNamespace, product.Replace("The namespace vCluster platform was installed into"))
c.Flags().StringVar(&cmd.Filename, "filename", "backup.yaml", "The filename to write the backup to")
return c
}
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3 changes: 2 additions & 1 deletion cmd/vclusterctl/cmd/platform/get/secret.go
Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,7 @@ import (
"github.com/loft-sh/vcluster/pkg/cli/flags"
"github.com/loft-sh/vcluster/pkg/cli/util"
"github.com/loft-sh/vcluster/pkg/platform"
"github.com/loft-sh/vcluster/pkg/platform/clihelper"
pdefaults "github.com/loft-sh/vcluster/pkg/platform/defaults"
"github.com/loft-sh/vcluster/pkg/projectutil"
"github.com/pkg/errors"
Expand Down Expand Up @@ -111,7 +112,7 @@ func (cmd *SecretCmd) Run(ctx context.Context, args []string) error {
case set.ProjectSecret:
namespace = projectutil.ProjectNamespace(cmd.Project)
case set.SharedSecret:
namespace, err = set.GetSharedSecretNamespace(cmd.Namespace)
namespace, err = clihelper.VClusterPlatformInstallationNamespace(ctx)
if err != nil {
return errors.Wrap(err, "get shared secrets namespace")
}
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12 changes: 11 additions & 1 deletion cmd/vclusterctl/cmd/platform/reset.go
Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,7 @@ import (
"github.com/loft-sh/log"
"github.com/loft-sh/log/survey"
"github.com/loft-sh/vcluster/pkg/cli/flags"
"github.com/loft-sh/vcluster/pkg/platform/clihelper"
"github.com/loft-sh/vcluster/pkg/platform/kube"
"github.com/loft-sh/vcluster/pkg/platform/random"
"github.com/pkg/errors"
Expand Down Expand Up @@ -79,7 +80,7 @@ vcluster platform reset password --user admin
c.Flags().StringVar(&cmd.Password, "password", "", "The new password to use")
c.Flags().BoolVar(&cmd.Create, "create", false, "Creates the user if it does not exist")
c.Flags().BoolVar(&cmd.Force, "force", false, "If user had no password will create one")
c.Flags().StringVar(&cmd.Namespace, "namespace", "vcluster-platform", "The namespace to use")
c.Flags().StringVar(&cmd.Namespace, "namespace", clihelper.DefaultPlatformNamespace, "The namespace to use")

return c
}
Expand Down Expand Up @@ -107,6 +108,15 @@ func (cmd *PasswordCmd) Run() error {
return fmt.Errorf("user %s was not found, run with '--create' to create this user automatically", cmd.User)
}

if cmd.Namespace == "" {
namespace, err := clihelper.VClusterPlatformInstallationNamespace(context.Background())
if err != nil {
return fmt.Errorf("failed to find platform namespace")
}

cmd.Namespace = namespace
}

user, err = managementClient.Loft().StorageV1().Users().Create(context.Background(), &storagev1.User{
ObjectMeta: metav1.ObjectMeta{
Name: cmd.User,
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11 changes: 2 additions & 9 deletions cmd/vclusterctl/cmd/platform/set/secret.go
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@ import (
"github.com/loft-sh/vcluster/pkg/cli/flags"
"github.com/loft-sh/vcluster/pkg/cli/util"
"github.com/loft-sh/vcluster/pkg/platform"
"github.com/loft-sh/vcluster/pkg/platform/clihelper"
pdefaults "github.com/loft-sh/vcluster/pkg/platform/defaults"
"github.com/loft-sh/vcluster/pkg/platform/kube"
"github.com/loft-sh/vcluster/pkg/projectutil"
Expand Down Expand Up @@ -112,7 +113,7 @@ func (cmd *SecretCmd) Run(cobraCmd *cobra.Command, args []string) error {
namespace := projectutil.ProjectNamespace(cmd.Project)
return cmd.setProjectSecret(ctx, managementClient, args, namespace, secretName, keyName)
case SharedSecret:
namespace, err := GetSharedSecretNamespace(cmd.Namespace)
namespace, err := clihelper.VClusterPlatformInstallationNamespace(ctx)
if err != nil {
return errors.Wrap(err, "get shared secrets namespace")
}
Expand Down Expand Up @@ -258,11 +259,3 @@ func (cmd *SecretCmd) setSharedSecret(ctx context.Context, managementClient kube
cmd.log.Donef("Successfully set secret key %s.%s", secretName, keyName)
return nil
}

func GetSharedSecretNamespace(namespace string) (string, error) {
if namespace == "" {
namespace = "loft"
}

return namespace, nil
}
3 changes: 2 additions & 1 deletion cmd/vclusterctl/cmd/platform/start.go
Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@ package platform
import (
"context"
"fmt"
"github.com/loft-sh/vcluster/pkg/platform/clihelper"
"strings"

"github.com/blang/semver"
Expand Down Expand Up @@ -55,7 +56,7 @@ before running this command:
}

startCmd.Flags().StringVar(&cmd.Context, "context", "", "The kube context to use for installation")
startCmd.Flags().StringVar(&cmd.Namespace, "namespace", "vcluster-platform", "The namespace to install vCluster platform into")
startCmd.Flags().StringVar(&cmd.Namespace, "namespace", clihelper.DefaultPlatformNamespace, "The namespace to install vCluster platform into")
startCmd.Flags().StringVar(&cmd.LocalPort, "local-port", "", "The local port to bind to if using port-forwarding")
startCmd.Flags().StringVar(&cmd.Host, "host", "", "Provide a hostname to enable ingress and configure its hostname")
startCmd.Flags().StringVar(&cmd.Password, "password", "", "The password to use for the admin account. (If empty this will be the namespace UID)")
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2 changes: 1 addition & 1 deletion pkg/cli/start/success.go
Original file line number Diff line number Diff line change
Expand Up @@ -239,7 +239,7 @@ func (l *LoftStarter) waitForLoft(ctx context.Context) (*corev1.Pod, error) {
}

// ensure user admin secret is there
isNewPassword, err := clihelper.EnsureAdminPassword(ctx, l.KubeClient, l.RestConfig, l.Password, l.Log)
isNewPassword, err := clihelper.EnsureAdminPassword(ctx, l.KubeClient, l.RestConfig, l.Namespace, l.Password, l.Log)
if err != nil {
return nil, err
}
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49 changes: 47 additions & 2 deletions pkg/platform/clihelper/clihelper.go
Original file line number Diff line number Diff line change
Expand Up @@ -35,6 +35,7 @@ import (
"k8s.io/apimachinery/pkg/util/wait"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/rest"
"k8s.io/client-go/tools/clientcmd"
clientcmdapi "k8s.io/client-go/tools/clientcmd/api"
"k8s.io/client-go/transport/spdy"
"k8s.io/kube-aggregator/pkg/client/clientset_generated/clientset"
Expand All @@ -56,6 +57,8 @@ const defaultReleaseName = "loft"

const LoftRouterDomainSecret = "loft-router-domain"

const DefaultPlatformNamespace = "vcluster-platform"

const defaultTimeout = 10 * time.Minute

const timeoutEnvVariable = "LOFT_TIMEOUT"
Expand Down Expand Up @@ -434,6 +437,15 @@ func IsLoftAlreadyInstalled(ctx context.Context, kubeClient kubernetes.Interface
return false, errors.New("nil kubeClient")
}

if namespace == "" {
var nsErr error
namespace, nsErr = VClusterPlatformInstallationNamespace(ctx)

if nsErr != nil {
return false, nil
}
}

_, err := kubeClient.AppsV1().Deployments(namespace).Get(ctx, defaultDeploymentName, metav1.GetOptions{})
if err != nil {
if kerrors.IsNotFound(err) {
Expand All @@ -446,6 +458,39 @@ func IsLoftAlreadyInstalled(ctx context.Context, kubeClient kubernetes.Interface
return true, nil
}

func VClusterPlatformInstallationNamespace(ctx context.Context) (string, error) {
kubeClientConfig := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(clientcmd.NewDefaultClientConfigLoadingRules(), &clientcmd.ConfigOverrides{})

kubeConfig, err := kubeClientConfig.ClientConfig()
if err != nil {
return "", fmt.Errorf("there is an error loading your current kube config (%w), please make sure you have access to a kubernetes cluster and the command `kubectl get namespaces` is working", err)
}

kubeClient, err := kubernetes.NewForConfig(kubeConfig)
if err != nil {
return "", fmt.Errorf("there is an error loading your current kube config (%w), please make sure you have access to a kubernetes cluster and the command `kubectl get namespaces` is working", err)
}

deployments, err := kubeClient.AppsV1().Deployments(metav1.NamespaceAll).List(ctx, metav1.ListOptions{
LabelSelector: "app=loft",
})
if err != nil {
if kerrors.IsNotFound(err) {
return "", nil
}

return "", fmt.Errorf("error accessing kubernetes cluster: %w", err)
}

for _, deploy := range deployments.Items {
if deploy.Name == defaultDeploymentName {
return deploy.Namespace, nil
}
}

return "", fmt.Errorf("failed to find the namespace loft is installed in")
}

func UninstallLoft(ctx context.Context, kubeClient kubernetes.Interface, restConfig *rest.Config, kubeContext, namespace string, log log.Logger) error {
if kubeClient == nil {
return errors.New("nil kubeClient")
Expand Down Expand Up @@ -755,7 +800,7 @@ func getHelmWorkdir(chartName string) (string, error) {

// Makes sure that admin user and password secret exists
// Returns (true, nil) if everything is correct but password is different from parameter `password`
func EnsureAdminPassword(ctx context.Context, kubeClient kubernetes.Interface, restConfig *rest.Config, password string, log log.Logger) (bool, error) {
func EnsureAdminPassword(ctx context.Context, kubeClient kubernetes.Interface, restConfig *rest.Config, namespace, password string, log log.Logger) (bool, error) {
if restConfig == nil {
return false, errors.New("nil kubeClient")
}
Expand Down Expand Up @@ -783,7 +828,7 @@ func EnsureAdminPassword(ctx context.Context, kubeClient kubernetes.Interface, r
Groups: []string{"system:masters"},
PasswordRef: &storagev1.SecretRef{
SecretName: "loft-user-secret-admin",
SecretNamespace: "loft",
SecretNamespace: namespace,
Key: "password",
},
},
Expand Down

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