mirror of
https://gitee.com/rainbond/Rainbond.git
synced 2024-12-05 21:27:47 +08:00
268 lines
7.0 KiB
Go
268 lines
7.0 KiB
Go
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// RAINBOND, Application Management Platform
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// Copyright (C) 2014-2017 Goodrain Co., Ltd.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version. For any non-GPL usage of Rainbond,
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// one or multiple Commercial Licenses authorized by Goodrain Co., Ltd.
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// must be obtained first.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package controller
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import (
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"github.com/goodrain/rainbond/pkg/db"
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"crypto/sha256"
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"fmt"
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"net/http"
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"net/http/httputil"
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"reflect"
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"strconv"
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"strings"
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"github.com/Sirupsen/logrus"
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"github.com/go-chi/chi"
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"github.com/go-chi/render"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/client-go/kubernetes"
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"k8s.io/client-go/pkg/api/v1"
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)
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//public function part
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//TransStatus trans service status
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func TransStatus(eStatus string) string {
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switch eStatus {
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case "starting":
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return "启动中"
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case "abnormal":
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return "运行异常"
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case "upgrade":
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return "升级中"
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case "closed":
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return "已关闭"
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case "stopping":
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return "关闭中"
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case "checking":
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return "检测中"
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case "unusual":
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return "运行异常"
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case "running":
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return "运行中"
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case "failure":
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return "未知"
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case "undeploy":
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case "deployed":
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return "已部署"
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}
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return ""
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}
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//HTTPRequest public http request
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func HTTPRequest(w http.ResponseWriter, r *http.Request, endpoint string) {
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DirectRequest(w, r, endpoint)
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}
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//DirectRequest direct request
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func DirectRequest(w http.ResponseWriter, r *http.Request, endpoint string) {
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director := func(req *http.Request) {
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req = r
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req.URL.Scheme = "http"
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req.URL.Host = endpoint
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}
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proxy := &httputil.ReverseProxy{Director: director}
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proxy.ServeHTTP(w, r)
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}
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//TransBody transfer body to map
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func TransBody(r *http.Request) (map[string]interface{}, error) {
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var mmp map[string]interface{}
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err := render.Decode(r, &mmp)
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if err != nil {
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return nil, err
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}
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return mmp, nil
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}
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//RestInfo rest info
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func RestInfo(code int, others ...string) []byte {
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switch code {
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case 200:
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msg := qMsg(others)
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if qMsg(others) != "" {
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return []byte(fmt.Sprintf(`{"ok": true, %v}`, msg))
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}
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return []byte(`{"ok": true}`)
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case 500:
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msg := qMsg(others)
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if qMsg(others) != "" {
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return []byte(fmt.Sprintf(`{"ok": false, %v}`, msg))
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}
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return []byte(`{"ok": false}`)
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case 404:
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msg := qMsg(others)
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if qMsg(others) != "" {
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return []byte(fmt.Sprintf(`{"ok": false, %v}`, msg))
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}
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return []byte(`{"ok": false}`)
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}
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return []byte(`{"ok": true}`)
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}
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func qMsg(others []string) string {
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var msg string
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if len(others) != 0 {
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for _, value := range others {
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if msg == "" {
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msg = value
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} else {
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msg += "," + value
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}
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}
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}
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return msg
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}
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//ListPodIP get running pod ip
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func ListPodIP(namespace, serviceAlias string, cli *kubernetes.Clientset) (map[string]string, error) {
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ipMap := make(map[string]string)
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pods, err := GetPodList(namespace, serviceAlias, cli)
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if err != nil {
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logrus.Errorf("list pods for tenant %v, service %v error. %v", namespace, serviceAlias, err)
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return ipMap, err
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}
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for _, pod := range pods.Items {
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logrus.Debugf("rc id is %v", pod.GenerateName)
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if pod.Status.Phase == "Running" {
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logrus.Debugf("service %v pod status is %v", serviceAlias, pod.Status.Phase)
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for _, containerStatus := range pod.Status.ContainerStatuses {
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if strings.Contains(containerStatus.Image, "adapter") {
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continue
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}
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if strings.Contains(containerStatus.Image, "mid_rain") {
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continue
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}
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cntID := strings.Replace(containerStatus.ContainerID, "docker://", "", -1)
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ipMap[cntID] = pod.Status.HostIP
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}
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}
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}
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logrus.Debugf("ip map is %v", ipMap)
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return ipMap, nil
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}
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//GetPodList Get pod list
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func GetPodList(namespace, serviceAlias string, cli *kubernetes.Clientset) (*v1.PodList, error) {
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labelname := fmt.Sprintf("name=%v", serviceAlias)
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pods, err := cli.CoreV1().Pods(namespace).List(metav1.ListOptions{LabelSelector: labelname})
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if err != nil {
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return nil, err
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}
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return pods, err
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}
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//CheckLabel check label
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func CheckLabel(serviceID string) bool {
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//true for v2, false for v1
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serviceLabel, err := db.GetManager().TenantServiceLabelDao().GetTenantServiceLabel(serviceID)
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if err != nil {
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return false
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}
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if serviceLabel != nil && len(serviceLabel) > 0 {
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logrus.Debugf("length serviceLabel, %v, %+v", len(serviceLabel), *(serviceLabel[0]))
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return true
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}
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return false
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}
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//TestFunc test func
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func TestFunc(w http.ResponseWriter) {
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w.Write([]byte("here"))
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return
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}
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//CheckMapKey CheckMapKey
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func CheckMapKey(rebody map[string]interface{}, key string, defaultValue interface{}) map[string]interface{} {
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if _, ok := rebody[key]; ok {
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return rebody
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}
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rebody[key] = defaultValue
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return rebody
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}
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//GetServiceAliasID get service alias id
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//python:
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//new_word = str(ord(string[10])) + string + str(ord(string[3])) + 'log' + str(ord(string[2]) / 7)
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//new_id = hashlib.sha224(new_word).hexdigest()[0:16]
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func GetServiceAliasID(ServiceID string) string {
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if len(ServiceID) > 11 {
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newWord := strconv.Itoa(int(ServiceID[10])) + ServiceID + strconv.Itoa(int(ServiceID[3])) + "log" + strconv.Itoa(int(ServiceID[2])/7)
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ha := sha256.New224()
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ha.Write([]byte(newWord))
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return fmt.Sprintf("%x", ha.Sum(nil))[0:16]
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}
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return ServiceID
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}
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// FileServer conveniently sets up a http.FileServer handler to serve
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// static files from a http.FileSystem.
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func FileServer(r chi.Router, path string, root http.FileSystem) {
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if strings.ContainsAny(path, "{}*") {
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panic("FileServer does not permit URL parameters.")
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}
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fs := http.StripPrefix(path, http.FileServer(root))
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if path != "/" && path[len(path)-1] != '/' {
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r.Get(path, http.RedirectHandler(path+"/", 301).ServeHTTP)
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path += "/"
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}
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path += "*"
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r.Get(path, http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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fs.ServeHTTP(w, r)
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}))
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}
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//Display 遍历结构体
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func Display(i interface{}, j interface{}) {
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fmt.Printf("Display %T\n", i)
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display("", reflect.ValueOf(i), j)
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}
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func display(path string, v reflect.Value, j interface{}) {
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switch v.Kind() {
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case reflect.Int, reflect.Int8, reflect.Int16,
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reflect.Int32, reflect.Int64,
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reflect.Uint, reflect.Uint8, reflect.Uint16,
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reflect.Uint32, reflect.Uint64,
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reflect.Float32, reflect.Float64,
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reflect.Bool,
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reflect.String:
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fmt.Printf("%s: %v (%s)\n", path, v, v.Type().Name())
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return
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case reflect.Ptr:
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v = v.Elem()
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display(path, v, j)
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case reflect.Slice, reflect.Array:
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for i := 0; i < v.Len(); i++ {
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display(" "+path+"["+strconv.Itoa(i)+"]", v.Index(i), j)
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}
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case reflect.Struct:
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t := v.Type()
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for i := 0; i < v.NumField(); i++ {
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display(" "+path+"."+t.Field(i).Name, v.Field(i), j)
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}
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}
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}
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