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client.go
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client.go
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package client
import (
"fmt"
"github.com/rancher/fleet/pkg/generated/controllers/fleet.cattle.io"
fleetcontrollers "github.com/rancher/fleet/pkg/generated/controllers/fleet.cattle.io/v1alpha1"
"github.com/rancher/wrangler/v2/pkg/apply"
"github.com/rancher/wrangler/v2/pkg/generated/controllers/core"
corev1 "github.com/rancher/wrangler/v2/pkg/generated/controllers/core/v1"
"github.com/rancher/wrangler/v2/pkg/generated/controllers/rbac"
rbaccontrollers "github.com/rancher/wrangler/v2/pkg/generated/controllers/rbac/v1"
"github.com/rancher/wrangler/v2/pkg/kubeconfig"
)
type Getter struct {
Kubeconfig string
Context string
Namespace string
}
func (g *Getter) Get() (*Client, error) {
if g == nil {
return nil, fmt.Errorf("client is not configured, please set client getter")
}
return NewClient(g.Kubeconfig, g.Context, g.Namespace)
}
func (g *Getter) GetNamespace() string {
return g.Namespace
}
type Client struct {
Fleet fleetcontrollers.Interface
Core corev1.Interface
RBAC rbaccontrollers.Interface
Apply apply.Apply
Namespace string
}
func NewGetter(kubeconfig, context, namespace string) *Getter {
return &Getter{
Kubeconfig: kubeconfig,
Context: context,
Namespace: namespace,
}
}
func NewClient(kubeConfig, context, namespace string) (*Client, error) {
cc := kubeconfig.GetNonInteractiveClientConfigWithContext(kubeConfig, context)
ns, _, err := cc.Namespace()
if err != nil {
return nil, err
}
if namespace != "" {
ns = namespace
}
restConfig, err := cc.ClientConfig()
if err != nil {
return nil, err
}
c := &Client{
Namespace: ns,
}
fleet, err := fleet.NewFactoryFromConfig(restConfig)
if err != nil {
return nil, err
}
c.Fleet = fleet.Fleet().V1alpha1()
core, err := core.NewFactoryFromConfig(restConfig)
if err != nil {
return nil, err
}
c.Core = core.Core().V1()
rbac, err := rbac.NewFactoryFromConfig(restConfig)
if err != nil {
return nil, err
}
c.RBAC = rbac.Rbac().V1()
c.Apply, err = apply.NewForConfig(restConfig)
if err != nil {
return nil, err
}
if c.Namespace == "" {
c.Namespace = "default"
}
c.Apply = c.Apply.
WithDynamicLookup().
WithDefaultNamespace(c.Namespace).
WithListerNamespace(c.Namespace).
WithRestrictClusterScoped()
return c, nil
}