Files
kubesphere/pkg/kapis/monitoring/v1alpha2/handler.go
2020-03-15 17:55:55 +08:00

146 lines
4.0 KiB
Go

/*
Copyright 2019 The KubeSphere Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package v1alpha2
import (
"github.com/emicklei/go-restful"
"kubesphere.io/kubesphere/pkg/api"
"kubesphere.io/kubesphere/pkg/api/monitoring/v1alpha2"
model "kubesphere.io/kubesphere/pkg/models/monitoring"
"kubesphere.io/kubesphere/pkg/simple/client/k8s"
"kubesphere.io/kubesphere/pkg/simple/client/monitoring"
)
type handler struct {
k k8s.Client
mo model.MonitoringOperator
}
func newHandler(k k8s.Client, m monitoring.Interface) *handler {
return &handler{k, model.NewMonitoringOperator(m)}
}
func (h handler) handleClusterMetricsQuery(req *restful.Request, resp *restful.Response) {
p, err := h.parseRequestParams(req, monitoring.LevelCluster)
if err != nil {
api.HandleBadRequest(resp, nil, err)
return
}
h.handleNamedMetricsQuery(resp, p)
}
func (h handler) handleNodeMetricsQuery(req *restful.Request, resp *restful.Response) {
p, err := h.parseRequestParams(req, monitoring.LevelNode)
if err != nil {
api.HandleBadRequest(resp, nil, err)
return
}
h.handleNamedMetricsQuery(resp, p)
}
func (h handler) handleWorkspaceMetricsQuery(req *restful.Request, resp *restful.Response) {
p, err := h.parseRequestParams(req, monitoring.LevelWorkspace)
if err != nil {
api.HandleBadRequest(resp, nil, err)
return
}
h.handleNamedMetricsQuery(resp, p)
}
func (h handler) handleNamespaceMetricsQuery(req *restful.Request, resp *restful.Response) {
p, err := h.parseRequestParams(req, monitoring.LevelNamespace)
if err != nil {
api.HandleBadRequest(resp, nil, err)
return
}
h.handleNamedMetricsQuery(resp, p)
}
func (h handler) handleWorkloadMetricsQuery(req *restful.Request, resp *restful.Response) {
p, err := h.parseRequestParams(req, monitoring.LevelWorkload)
if err != nil {
api.HandleBadRequest(resp, nil, err)
return
}
h.handleNamedMetricsQuery(resp, p)
}
func (h handler) handlePodMetricsQuery(req *restful.Request, resp *restful.Response) {
p, err := h.parseRequestParams(req, monitoring.LevelPod)
if err != nil {
api.HandleBadRequest(resp, nil, err)
return
}
h.handleNamedMetricsQuery(resp, p)
}
func (h handler) handleContainerMetricsQuery(req *restful.Request, resp *restful.Response) {
p, err := h.parseRequestParams(req, monitoring.LevelContainer)
if err != nil {
api.HandleBadRequest(resp, nil, err)
return
}
h.handleNamedMetricsQuery(resp, p)
}
func (h handler) handlePVCMetricsQuery(req *restful.Request, resp *restful.Response) {
p, err := h.parseRequestParams(req, monitoring.LevelPVC)
if err != nil {
api.HandleBadRequest(resp, nil, err)
return
}
h.handleNamedMetricsQuery(resp, p)
}
func (h handler) handleComponentMetricsQuery(req *restful.Request, resp *restful.Response) {
p, err := h.parseRequestParams(req, monitoring.LevelComponent)
if err != nil {
api.HandleBadRequest(resp, nil, err)
return
}
h.handleNamedMetricsQuery(resp, p)
}
func (h handler) handleNamedMetricsQuery(resp *restful.Response, p params) {
var res v1alpha2.APIResponse
var err error
if p.isRangeQuery() {
res, err = h.mo.GetNamedMetricsOverTime(p.start, p.end, p.step, p.option)
if err != nil {
api.HandleInternalError(resp, nil, err)
return
}
} else {
res, err = h.mo.GetNamedMetrics(p.time, p.option)
if err != nil {
api.HandleInternalError(resp, nil, err)
return
}
if p.shouldSort() {
var rows int
res, rows = h.mo.SortMetrics(res, p.target, p.order, p.identifier)
res = h.mo.PageMetrics(res, p.page, p.limit, rows)
}
}
resp.WriteAsJson(res)
}