/
apis.go
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/
apis.go
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package cluster
import (
"fmt"
"strings"
"github.com/KubeOperator/kubepi/internal/service/v1/common"
"github.com/KubeOperator/kubepi/pkg/kubernetes"
"github.com/kataras/iris/v12"
"github.com/kataras/iris/v12/context"
v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
func (h *Handler) ListApiGroups() iris.Handler {
return func(ctx *context.Context) {
name := ctx.Params().GetString("name")
scope := ctx.Params().GetString("scope")
c, err := h.clusterService.Get(name, common.DBOptions{})
if err != nil {
ctx.StatusCode(iris.StatusInternalServerError)
ctx.Values().Set("message", fmt.Sprintf("get cluster failed: %s", err.Error()))
return
}
k := kubernetes.NewKubernetes(c)
client, err := k.Client()
if err != nil {
ctx.StatusCode(iris.StatusInternalServerError)
ctx.Values().Set("message", fmt.Sprintf("get cluster failed: %s", err.Error()))
return
}
_, rss, err := client.ServerGroupsAndResources()
if err != nil {
ctx.StatusCode(iris.StatusInternalServerError)
ctx.Values().Set("message", fmt.Sprintf("get cluster failed: %s", err.Error()))
return
}
var (
groups []ApiGroupOption
groupMap = make(map[string]struct{})
)
itemResource := ApiResourceOption{
Resource: "*",
Verbs: []string{"create", "delete", "deletecollection", "get", "list", "patch", "update", "watch"},
}
if scope == "namespace" {
groups = append(groups, ApiGroupOption{Group: "*", Resources: []ApiResourceOption{itemResource}})
} else {
groups = append(groups, ApiGroupOption{Group: "*", Resources: []ApiResourceOption{itemResource}})
}
for _, group := range rss {
if strings.Contains(group.GroupVersion, "/") {
group.GroupVersion = group.GroupVersion[0:strings.Index(group.GroupVersion, "/")]
}
name := group.GroupVersion
if name == "v1" {
name = ""
}
if _, ok := groupMap[name]; ok {
continue
}
groupMap[name] = struct{}{}
itemGroup := ApiGroupOption{Group: name, Resources: []ApiResourceOption{itemResource}}
for _, resource := range group.APIResources {
if !(scope == "namespace" && resource.Namespaced) && !(scope == "cluster" && !resource.Namespaced) {
continue
}
itemGroup.Resources = append(itemGroup.Resources, ApiResourceOption{Resource: resource.Name, Verbs: resource.Verbs})
}
if len(itemGroup.Resources) > 1 {
groups = append(groups, itemGroup)
}
}
ctx.Values().Set("data", groups)
}
}
type ApiGroupOption struct {
Group string `json:"group"`
Resources []ApiResourceOption `json:"resources"`
}
type ApiResourceOption struct {
Resource string `json:"resource"`
Verbs []string `json:"verbs"`
}
func (h *Handler) ListApiGroupResources() iris.Handler {
return func(ctx *context.Context) {
name := ctx.Params().GetString("name")
groupName := ctx.Params().GetString("group")
scope := ctx.URLParam("scope")
c, err := h.clusterService.Get(name, common.DBOptions{})
if err != nil {
ctx.StatusCode(iris.StatusInternalServerError)
ctx.Values().Set("message", fmt.Sprintf("get cluster failed: %s", err.Error()))
return
}
k := kubernetes.NewKubernetes(c)
client, err := k.Client()
if err != nil {
ctx.StatusCode(iris.StatusInternalServerError)
ctx.Values().Set("message", fmt.Sprintf("get cluster failed: %s", err.Error()))
return
}
gss, rss, err := client.ServerGroupsAndResources()
if err != nil {
ctx.StatusCode(iris.StatusInternalServerError)
ctx.Values().Set("message", fmt.Sprintf("get cluster failed: %s", err.Error()))
return
}
var groupVersions []v1.GroupVersionForDiscovery
resourceSet := map[string]struct{}{}
if groupName == "core" {
groupName = ""
}
for i := range gss {
if gss[i].Name == groupName {
groupVersions = append(groupVersions, gss[i].Versions...)
}
}
for i := range rss {
for j := range groupVersions {
if groupVersions[j].GroupVersion == rss[i].GroupVersion {
for k := range rss[i].APIResources {
if !strings.Contains(rss[i].APIResources[k].Name, "/") {
switch scope {
case "cluster":
if !rss[i].APIResources[k].Namespaced {
resourceSet[rss[i].APIResources[k].Name] = struct{}{}
}
case "namespace":
if rss[i].APIResources[k].Namespaced {
resourceSet[rss[i].APIResources[k].Name] = struct{}{}
}
default:
resourceSet[rss[i].APIResources[k].Name] = struct{}{}
}
}
}
}
}
}
var resources []string
for k := range resourceSet {
resources = append(resources, k)
}
ctx.Values().Set("data", resources)
}
}