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pod.go
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pod.go
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// Copyright (C) 2014-2018 Goodrain Co., Ltd.
// RAINBOND, Application Management Platform
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version. For any non-GPL usage of Rainbond,
// one or multiple Commercial Licenses authorized by Goodrain Co., Ltd.
// must be obtained first.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package controller
import (
"github.com/goodrain/rainbond/entrance/api/model"
"context"
"fmt"
"time"
apistore "github.com/goodrain/rainbond/entrance/api/store"
restful "github.com/emicklei/go-restful"
)
//PodSource 查询应用实例的端口映射情况
type PodSource struct {
apiStoreManager *apistore.Manager
}
//Register 注册
func (u PodSource) Register(container *restful.Container) {
ws := new(restful.WebService)
ws.Path("/pods/{pod_name}").
Doc("Get pod some info").
Param(ws.PathParameter("pod_name", "pod name").DataType("string")).
Consumes(restful.MIME_XML, restful.MIME_JSON).
Produces(restful.MIME_JSON, restful.MIME_XML) // you can specify this per route as well
ws.Route(ws.GET("/ports/{port}/hostport").To(u.findPodHostPort).
// docs
Doc("get a host port for pod port").
Operation("findPodHostPort").
Param(ws.PathParameter("port", "container port").DataType("string")).
Writes(ResponseType{
Body: ResponseBody{
Bean: model.Domain{},
},
})) // on the response
container.Add(ws)
}
func (u *PodSource) findPodHostPort(request *restful.Request, response *restful.Response) {
podName := request.PathParameter("pod_name")
port := request.PathParameter("port")
if podName == "" || port == "" {
NewFaliResponse(410, "pod name or port can not be empty", "", response)
return
}
ctx, cancel := context.WithTimeout(request.Request.Context(), time.Second*3)
defer cancel()
res, err := u.apiStoreManager.GetV3Client().Get(ctx, fmt.Sprintf("/store/pods/%s/ports/%s/mapport", podName, port))
if err != nil {
NewFaliResponse(500, "get host port info from store error", "", response)
return
}
if res.Count == 0 {
NewFaliResponse(404, "host port info is not exist for this pod ", "", response)
return
}
hostPort := string(res.Kvs[0].Value)
NewSuccessResponse(map[string]string{"host_port": hostPort, "container_port": port, "pod_name": podName}, nil, response)
}