Rainbond/api/controller/autoscaler.go
2019-11-14 18:39:45 +08:00

131 lines
3.7 KiB
Go

// 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 (
"net/http"
"strconv"
"github.com/Sirupsen/logrus"
"github.com/jinzhu/gorm"
"github.com/goodrain/rainbond/api/handler"
"github.com/goodrain/rainbond/api/middleware"
"github.com/goodrain/rainbond/api/model"
"github.com/goodrain/rainbond/db/errors"
httputil "github.com/goodrain/rainbond/util/http"
)
// AutoscalerRules -
func (t *TenantStruct) AutoscalerRules(w http.ResponseWriter, r *http.Request) {
switch r.Method {
case "POST":
t.addAutoscalerRule(w, r)
case "PUT":
t.updAutoscalerRule(w, r)
}
}
func (t *TenantStruct) addAutoscalerRule(w http.ResponseWriter, r *http.Request) {
var req model.AutoscalerRuleReq
ok := httputil.ValidatorRequestStructAndErrorResponse(r, w, &req, nil)
if !ok {
return
}
serviceID := r.Context().Value(middleware.ContextKey("service_id")).(string)
req.ServiceID = serviceID
if err := handler.GetServiceManager().AddAutoscalerRule(&req); err != nil {
if err == errors.ErrRecordAlreadyExist {
httputil.ReturnError(r, w, 400, err.Error())
return
}
logrus.Errorf("add autoscaler rule: %v", err)
httputil.ReturnError(r, w, 500, err.Error())
return
}
httputil.ReturnSuccess(r, w, nil)
}
func (t *TenantStruct) updAutoscalerRule(w http.ResponseWriter, r *http.Request) {
var req model.AutoscalerRuleReq
ok := httputil.ValidatorRequestStructAndErrorResponse(r, w, &req, nil)
if !ok {
return
}
if err := handler.GetServiceManager().UpdAutoscalerRule(&req); err != nil {
if err == errors.ErrRecordAlreadyExist {
httputil.ReturnError(r, w, 400, err.Error())
return
}
if err == gorm.ErrRecordNotFound {
httputil.ReturnError(r, w, 404, err.Error())
return
}
logrus.Errorf("update autoscaler rule: %v", err)
httputil.ReturnError(r, w, 500, err.Error())
return
}
httputil.ReturnSuccess(r, w, nil)
}
// ScalingRecords -
func (t *TenantStruct) ScalingRecords(w http.ResponseWriter, r *http.Request) {
switch r.Method {
case "GET":
t.listScalingRecords(w, r)
}
}
func (t *TenantStruct) listScalingRecords(w http.ResponseWriter, r *http.Request) {
pageStr := r.URL.Query().Get("page")
page, err := strconv.Atoi(pageStr)
if err != nil {
logrus.Warningf("convert '%s(pageStr)' to int: %v", pageStr, err)
}
if page <= 0 {
page = 1
}
pageSizeStr := r.URL.Query().Get("page_size")
pageSize, err := strconv.Atoi(pageSizeStr)
if err != nil {
logrus.Warningf("convert '%s(pageSizeStr)' to int: %v", pageSizeStr, err)
}
if pageSize <= 0 {
pageSize = 10
}
serviceID := r.Context().Value(middleware.ContextKey("service_id")).(string)
records, count, err := handler.GetServiceManager().ListScalingRecords(serviceID, page, pageSize)
if err != nil {
logrus.Errorf("list scaling rule: %v", err)
httputil.ReturnError(r, w, 500, err.Error())
return
}
httputil.ReturnSuccess(r, w, map[string]interface{}{
"total": count,
"data": records,
})
}