Merge pull request #1068 from wansir/app

feat: support app.k8s.io applications paging query

pkg/models/resources/appplications.go

@@ -0,0 +1,135 @@
+/*
+ *
+ * Copyright 2019 The KubeSphere Authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * /
+ */
+
+package resources
+
+import (
+	"github.com/kubernetes-sigs/application/pkg/apis/app/v1beta1"
+	"k8s.io/apimachinery/pkg/labels"
+	"kubesphere.io/kubesphere/pkg/constants"
+	"kubesphere.io/kubesphere/pkg/informers"
+	"kubesphere.io/kubesphere/pkg/server/params"
+	"kubesphere.io/kubesphere/pkg/utils/sliceutil"
+	"sort"
+	"strings"
+)
+
+type appSearcher struct {
+}
+
+func (*appSearcher) get(namespace, name string) (interface{}, error) {
+	return informers.AppSharedInformerFactory().App().V1beta1().Applications().Lister().Applications(namespace).Get(name)
+}
+
+// exactly Match
+func (*appSearcher) match(match map[string]string, item *v1beta1.Application) bool {
+	for k, v := range match {
+		switch k {
+		case Name:
+			names := strings.Split(v, "|")
+			if !sliceutil.HasString(names, item.Name) {
+				return false
+			}
+		case Keyword:
+			if !strings.Contains(item.Name, v) && !searchFuzzy(item.Labels, "", v) && !searchFuzzy(item.Annotations, "", v) {
+				return false
+			}
+		default:
+			// label not exist or value not equal
+			if val, ok := item.Labels[k]; !ok || val != v {
+				return false
+			}
+		}
+	}
+	return true
+}
+
+// Fuzzy searchInNamespace
+func (*appSearcher) fuzzy(fuzzy map[string]string, item *v1beta1.Application) bool {
+	for k, v := range fuzzy {
+		switch k {
+		case Name:
+			if !strings.Contains(item.Name, v) && !strings.Contains(item.Annotations[constants.DisplayNameAnnotationKey], v) {
+				return false
+			}
+		case Label:
+			if !searchFuzzy(item.Labels, "", v) {
+				return false
+			}
+		case annotation:
+			if !searchFuzzy(item.Annotations, "", v) {
+				return false
+			}
+			return false
+		case app:
+			if !strings.Contains(item.Labels[chart], v) && !strings.Contains(item.Labels[release], v) {
+				return false
+			}
+		default:
+			if !searchFuzzy(item.Labels, k, v) {
+				return false
+			}
+		}
+	}
+	return true
+}
+
+func (*appSearcher) compare(a, b *v1beta1.Application, orderBy string) bool {
+	switch orderBy {
+	case CreateTime:
+		return a.CreationTimestamp.Time.Before(b.CreationTimestamp.Time)
+	case Name:
+		fallthrough
+	default:
+		return strings.Compare(a.Name, b.Name) <= 0
+	}
+}
+
+func (s *appSearcher) search(namespace string, conditions *params.Conditions, orderBy string, reverse bool) ([]interface{}, error) {
+	apps, err := informers.AppSharedInformerFactory().App().V1beta1().Applications().Lister().Applications(namespace).List(labels.Everything())
+
+	if err != nil {
+		return nil, err
+	}
+
+	result := make([]*v1beta1.Application, 0)
+
+	if len(conditions.Match) == 0 && len(conditions.Fuzzy) == 0 {
+		result = apps
+	} else {
+		for _, item := range apps {
+			if s.match(conditions.Match, item) && s.fuzzy(conditions.Fuzzy, item) {
+				result = append(result, item)
+			}
+		}
+	}
+	sort.Slice(result, func(i, j int) bool {
+		if reverse {
+			tmp := i
+			i = j
+			j = tmp
+		}
+		return s.compare(result[i], result[j], orderBy)
+	})
+
+	r := make([]interface{}, 0)
+	for _, i := range result {
+		r = append(r, i)
+	}
+	return r, nil
+}

pkg/models/resources/resources.go

@@ -42,6 +42,7 @@ func init() {
 	resources[S2iBuilders] = &s2iBuilderSearcher{}
 	resources[S2iRuns] = &s2iRunSearcher{}
 	resources[HorizontalPodAutoscalers] = &hpaSearcher{}
+	resources[Applications] = &appSearcher{}
 
 	resources[Nodes] = &nodeSearcher{}
 	resources[Namespaces] = &namespaceSearcher{}
@@ -104,6 +105,7 @@ const (
 	Services                 = "services"
 	StatefulSets             = "statefulsets"
 	HorizontalPodAutoscalers = "horizontalpodautoscalers"
+	Applications             = "applications"
 	Nodes                    = "nodes"
 	Namespaces               = "namespaces"
 	StorageClasses           = "storageclasses"