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discovery.go
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/
discovery.go
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package k8s
import (
"context"
"github.com/kluctl/kluctl/v2/pkg/utils"
"k8s.io/apimachinery/pkg/api/meta"
"k8s.io/client-go/discovery"
"k8s.io/client-go/discovery/cached/disk"
"k8s.io/client-go/dynamic"
"k8s.io/client-go/rest"
"k8s.io/client-go/restmapper"
"net/url"
"path/filepath"
"strings"
"time"
)
func CreateDiscoveryAndMapper(ctx context.Context, config *rest.Config) (discovery.CachedDiscoveryInterface, meta.RESTMapper, error) {
apiHost, err := url.Parse(config.Host)
if err != nil {
return nil, nil, err
}
discoveryCacheDir := filepath.Join(utils.GetCacheDir(ctx), "kube-cache", "discovery", strings.ReplaceAll(apiHost.Host, ":", "-"))
discovery2, err := disk.NewCachedDiscoveryClientForConfig(dynamic.ConfigFor(config), discoveryCacheDir, "", time.Hour*24)
if err != nil {
return nil, nil, err
}
mapper := restmapper.NewDeferredDiscoveryRESTMapper(discovery2)
return discovery2, mapper, nil
}