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openshift.go
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openshift.go
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package main
import (
"flag"
"fmt"
"os"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/rest"
"k8s.io/client-go/tools/clientcmd"
"k8s.io/client-go/util/homedir"
"k8s.io/client-go/util/retry"
operatorv1alpha1 "github.com/openshift/api/operator/v1alpha1"
"github.com/openshift/client-go/operator/clientset/versioned"
)
/*
* So, playing around with this for now, might change it. Create twomethods of interacting, either .kube/config
* or `--token= and `--server=`
*
*/
func createClientsetWithKubeconfig() (*versioned.Clientset, error) {
var kubeconfig *string
if home := homedir.HomeDir(); home != "" {
kubeconfig = flag.String("kubeconfig", filepath.Join(home, ".kube", "config"), "(optional) absolute path to the kubeconfig file")
} else {
kubeconfig = flag.String("kubeconfig", "", "absolute path to the kubeconfig file")
}
flag.Parse()
// Use the current context in kubeconfig TODO:do we allow ourselves to set context for multi context kubeconfig?
config, err := clientcmd.BuildConfigFromFlags("", *kubeconfig)
if err != nil {
return nil, fmt.Errorf("error in building kubeconfig: %v", err)
}
// Create the clientset
clientset, err := versioned.NewForConfig(config)
if err != nil {
return nil, fmt.Errorf("error in creating clientset: %v", err)
}
return clientset, nil
}
// Function to create a clientset to interact with OpenShift API using token
func createClientsetWithToken(serverURL, token string) (*versioned.Clientset, error) {
config := &rest.Config{
Host: "serverURL",
BearerToken: token,
TLSClientConfig: rest.TLSClientConfig{Insecure: true}, // or configure proper TLS
}
clientset, err := versioned.NewForConfig(config)
if err != nil {
return nil, fmt.Errorf("error in creating clientset with token: %v", err)
}
return clientset, nil
}
// Function to get existing ImageContentSourcePolicies
func getExistingPolicies(clientset *versioned.Clientset) (*operatorv1alpha1.ImageContentSourcePolicyList, error) {
policies, err := clientset.OperatorV1alpha1().ImageContentSourcePolicies().List(context.TODO(), metav1.ListOptions{})
if err != nil {
return nil, fmt.Errorf("error retrieving policies: %v", err)
}
return policies, nil
}