97 lines
2.5 KiB
Go
97 lines
2.5 KiB
Go
/*
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Copyright 2018 The KubeSphere Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package nodes
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import (
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"github.com/emicklei/go-restful"
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"net/http"
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"kubesphere.io/kubesphere/pkg/constants"
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"kubesphere.io/kubesphere/pkg/filter/route"
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"kubesphere.io/kubesphere/pkg/models/metrics"
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)
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func Register(ws *restful.WebService, subPath string) {
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ws.Route(ws.GET(subPath).To(handleNodes).Filter(route.RouteLogging)).
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Consumes(restful.MIME_JSON, restful.MIME_XML).
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Produces(restful.MIME_JSON)
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ws.Route(ws.GET(subPath+"/{nodename}").To(handleSingleNode).Filter(route.RouteLogging)).
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Consumes(restful.MIME_JSON, restful.MIME_XML).
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Produces(restful.MIME_JSON)
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ws.Route(ws.POST(subPath+"/{nodename}/drainage").To(handleDrainNode).Filter(route.RouteLogging)).
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Consumes(restful.MIME_JSON, restful.MIME_XML).
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Produces(restful.MIME_JSON)
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}
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func MakeRequest(node string, ch chan<- metrics.NodeMetrics) {
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resultNode := metrics.FormatNodeMetrics(node)
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ch <- resultNode
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}
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func handleNodes(request *restful.Request, response *restful.Response) {
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var result constants.PageableResponse
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nodes := metrics.GetNodes()
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ch := make(chan metrics.NodeMetrics)
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for _, node := range nodes {
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go MakeRequest(node, ch)
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}
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for _, _ = range nodes {
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result.Items = append(result.Items, <-ch)
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}
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if result.Items == nil {
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result.Items = make([]interface{}, 0)
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}
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result.TotalCount = len(result.Items)
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response.WriteAsJson(result)
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}
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func handleSingleNode(request *restful.Request, response *restful.Response) {
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nodeName := request.PathParameter("nodename")
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var resultNode metrics.NodeMetrics
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resultNode = metrics.FormatNodeMetrics(nodeName)
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response.WriteAsJson(resultNode)
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}
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func handleDrainNode(request *restful.Request, response *restful.Response) {
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nodeName := request.PathParameter("nodename")
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result, err := metrics.DrainNode(nodeName)
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if err != nil {
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response.WriteHeaderAndEntity(http.StatusInternalServerError, constants.MessageResponse{Message: err.Error()})
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} else {
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response.WriteAsJson(result)
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}
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}
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