mirror of
https://gitee.com/rainbond/Rainbond.git
synced 2024-12-04 20:57:38 +08:00
98 lines
2.9 KiB
Go
98 lines
2.9 KiB
Go
// Copyright (C) 2014-2018 Goodrain Co., Ltd.
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// RAINBOND, Application Management Platform
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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 service
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import (
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"github.com/goodrain/rainbond/discover/config"
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"github.com/goodrain/rainbond/cmd/node/option"
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"github.com/goodrain/rainbond/node/core/store"
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"fmt"
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"strconv"
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"strings"
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"github.com/Sirupsen/logrus"
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"github.com/coreos/etcd/clientv3"
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)
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//AppService app service
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type AppService struct {
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Prefix string
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c *option.Conf
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}
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//CreateAppService create
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func CreateAppService(c *option.Conf) *AppService {
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return &AppService{
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c: c,
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Prefix: "/traefik",
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}
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}
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//FindAppEndpoints 获取app endpoint
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func (a *AppService) FindAppEndpoints(appName string) []*config.Endpoint {
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var ends = make(map[string]*config.Endpoint)
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res, err := store.DefalutClient.Get(fmt.Sprintf("%s/backends/%s/servers", a.Prefix, appName), clientv3.WithPrefix())
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if err != nil {
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logrus.Errorf("list all servers of %s error.%s", appName, err.Error())
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return nil
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}
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if res.Count == 0 {
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return nil
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}
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for _, kv := range res.Kvs {
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if strings.HasSuffix(string(kv.Key), "/url") { //获取服务地址
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kstep := strings.Split(string(kv.Key), "/")
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if len(kstep) > 2 {
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serverName := kstep[len(kstep)-2]
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serverURL := string(kv.Value)
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if en, ok := ends[serverName]; ok {
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en.URL = serverURL
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} else {
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ends[serverName] = &config.Endpoint{Name: serverName, URL: serverURL}
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}
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}
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}
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if strings.HasSuffix(string(kv.Key), "/weight") { //获取服务权重
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kstep := strings.Split(string(kv.Key), "/")
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if len(kstep) > 2 {
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serverName := kstep[len(kstep)-2]
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serverWeight := string(kv.Value)
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if en, ok := ends[serverName]; ok {
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var err error
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en.Weight, err = strconv.Atoi(serverWeight)
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if err != nil {
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logrus.Error("get server weight error.", err.Error())
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}
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} else {
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weight, err := strconv.Atoi(serverWeight)
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if err != nil {
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logrus.Error("get server weight error.", err.Error())
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}
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ends[serverName] = &config.Endpoint{Name: serverName, Weight: weight}
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}
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}
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}
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}
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result := []*config.Endpoint{}
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for _, v := range ends {
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result = append(result, v)
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}
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return result
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}
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