feat: kubesphere 4.0 (#6115)

* feat: kubesphere 4.0

Signed-off-by: ci-bot <ci-bot@kubesphere.io>

* feat: kubesphere 4.0

Signed-off-by: ci-bot <ci-bot@kubesphere.io>

---------

Signed-off-by: ci-bot <ci-bot@kubesphere.io>
Co-authored-by: ks-ci-bot <ks-ci-bot@example.com>
Co-authored-by: joyceliu <joyceliu@yunify.com>

pkg/kapis/application/v2/utils.go

@@ -0,0 +1,166 @@
+/*
+ * Please refer to the LICENSE file in the root directory of the project.
+ * https://github.com/kubesphere/kubesphere/blob/master/LICENSE
+ */
+
+package v2
+
+import (
+	"bufio"
+	"bytes"
+	"errors"
+	"io"
+	"strings"
+
+	v1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
+	"k8s.io/apimachinery/pkg/util/yaml"
+	"k8s.io/klog/v2"
+
+	"helm.sh/helm/v3/pkg/chart"
+
+	"helm.sh/helm/v3/pkg/chart/loader"
+	"k8s.io/client-go/dynamic"
+	appv2 "kubesphere.io/api/application/v2"
+	clusterv1alpha1 "kubesphere.io/api/cluster/v1alpha1"
+	runtimeclient "sigs.k8s.io/controller-runtime/pkg/client"
+
+	"kubesphere.io/kubesphere/pkg/simple/client/application"
+)
+
+const (
+	Status = "status"
+)
+
+func parseRequest(createRequest application.AppRequest) (appRequest application.AppRequest, err error) {
+	if createRequest.AppType == appv2.AppTypeHelm {
+		req, err := parseHelmRequest(createRequest)
+		return req, err
+	}
+	_, err = application.ReadYaml(createRequest.Package)
+
+	return createRequest, err
+}
+
+func parseHelmRequest(createRequest application.AppRequest) (req application.AppRequest, err error) {
+	if createRequest.Package == nil || len(createRequest.Package) == 0 {
+		return req, errors.New("package is empty")
+	}
+	chartPack, err := loader.LoadArchive(bytes.NewReader(createRequest.Package))
+	if err != nil {
+		return createRequest, err
+	}
+
+	crdFiles := chartPack.CRDObjects()
+	for _, i := range crdFiles {
+		dataList, err := readYaml(i.File.Data)
+		if err != nil {
+			klog.Errorf("failed to read %s yaml: %v", i.Filename, err)
+			return createRequest, err
+		}
+		for _, d := range dataList {
+			decoder := yaml.NewYAMLOrJSONDecoder(bytes.NewReader(d), 1024)
+			crd := v1.CustomResourceDefinition{}
+			err = decoder.Decode(&crd)
+			if err != nil {
+				klog.Error(err, "Failed to decode crd file")
+				return application.AppRequest{}, err
+			}
+			var servedVersion *v1.CustomResourceDefinitionVersion
+			for _, v := range crd.Spec.Versions {
+				if v.Served && v.Storage {
+					servedVersion = &v
+				}
+			}
+			if servedVersion == nil {
+				klog.Warningf("no served and storage version found in crd %s", crd.Name)
+				continue
+			}
+			ins := appv2.GroupVersionResource{
+				Group:    crd.Spec.Group,
+				Version:  servedVersion.Name,
+				Resource: crd.Spec.Names.Plural,
+			}
+			createRequest.Resources = append(createRequest.Resources, ins)
+		}
+	}
+
+	shortName := application.GenerateShortNameMD5Hash(chartPack.Metadata.Name)
+	fillEmptyFields(&createRequest, chartPack, shortName)
+
+	return createRequest, nil
+}
+
+func readYaml(data []byte) (yamlList [][]byte, err error) {
+	// Read yaml file which has multi line yaml and split it into a list of yaml documents.
+	r := yaml.NewYAMLReader(bufio.NewReader(bytes.NewReader(data)))
+	for {
+		d, err := r.Read()
+		if err == io.EOF {
+			break
+		}
+		if err != nil {
+			klog.Errorf("failed to read yaml: %v", err)
+			return nil, err
+		}
+		//skip empty yaml or empty ---
+		if len(strings.TrimSpace(string(d))) > 3 {
+			yamlList = append(yamlList, d)
+		}
+	}
+	return yamlList, nil
+}
+
+func fillEmptyFields(createRequest *application.AppRequest, chartPack *chart.Chart, shortName string) {
+	if createRequest.AppName == "" {
+		createRequest.AppName = application.GetUuid36(shortName + "-")
+	}
+	if createRequest.OriginalName == "" {
+		createRequest.OriginalName = chartPack.Metadata.Name
+	}
+	if createRequest.AppHome == "" {
+		createRequest.AppHome = chartPack.Metadata.Home
+	}
+	if createRequest.Icon == "" {
+		createRequest.Icon = chartPack.Metadata.Icon
+	}
+	if createRequest.VersionName == "" {
+		createRequest.VersionName = chartPack.Metadata.Version
+	}
+
+	if createRequest.Maintainers == nil || len(createRequest.Maintainers) == 0 {
+		createRequest.Maintainers = application.GetMaintainers(chartPack.Metadata.Maintainers)
+	}
+	if createRequest.RepoName == "" {
+		createRequest.RepoName = appv2.UploadRepoKey
+	}
+	if createRequest.Description == "" {
+		createRequest.Description = chartPack.Metadata.Description
+	}
+	if createRequest.Abstraction == "" {
+		createRequest.Abstraction = chartPack.Metadata.Description
+	}
+	if createRequest.AliasName == "" {
+		createRequest.AliasName = chartPack.Metadata.Name
+	}
+}
+
+func (h *appHandler) getCluster(clusterName string) (runtimeclient.Client, *dynamic.DynamicClient, *clusterv1alpha1.Cluster, error) {
+	klog.Infof("get cluster %s", clusterName)
+	runtimeClient, err := h.clusterClient.GetRuntimeClient(clusterName)
+	if err != nil {
+		return nil, nil, nil, err
+	}
+	clusterClient, err := h.clusterClient.GetClusterClient(clusterName)
+	if err != nil {
+		return nil, nil, nil, err
+	}
+	dynamicClient, err := dynamic.NewForConfig(clusterClient.RestConfig)
+	if err != nil {
+		return nil, nil, nil, err
+	}
+	cluster, err := h.clusterClient.Get(clusterName)
+	if err != nil {
+		return nil, nil, nil, err
+	}
+	return runtimeClient, dynamicClient, cluster, nil
+}