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metricservice.go
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metricservice.go
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/*
* Tencent is pleased to support the open source community by making Blueking Container Service available.
* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
* Licensed under the MIT License (the "License"); you may not use this file except
* in compliance with the License. You may obtain a copy of the License at
* http://opensource.org/licenses/MIT
* 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 pkg
import (
"github.com/Tencent/bk-bcs/bcs-common/common/blog"
"github.com/Tencent/bk-bcs/bcs-common/common/http/httpserver"
"github.com/Tencent/bk-bcs/bcs-common/common/metric"
"github.com/Tencent/bk-bcs/bcs-services/bcs-metricservice/app/config"
"github.com/Tencent/bk-bcs/bcs-services/bcs-metricservice/pkg/api"
"github.com/Tencent/bk-bcs/bcs-services/bcs-metricservice/pkg/health"
"github.com/Tencent/bk-bcs/bcs-services/bcs-metricservice/pkg/manager"
"github.com/Tencent/bk-bcs/bcs-services/bcs-metricservice/pkg/rdiscover"
"github.com/Tencent/bk-bcs/bcs-services/bcs-metricservice/pkg/route"
"github.com/Tencent/bk-bcs/bcs-services/bcs-metricservice/pkg/storage"
"github.com/Tencent/bk-bcs/bcs-services/bcs-metricservice/pkg/zk"
)
// StorageServer is a data struct of bcs storage server
type MetricServer struct {
conf *config.Config
httpServer *httpserver.HttpServer
rd *rdiscover.RDiscover
}
// NewStorageServer create storage server object
func NewMetricServer(op *config.Config) (*MetricServer, error) {
s := &MetricServer{}
// Configuration
s.conf = op
// Http server
s.httpServer = httpserver.NewHttpServer(s.conf.Port, s.conf.Address, "")
if s.conf.ServCert.IsSSL {
s.httpServer.SetSsl(s.conf.ServCert.CAFile, s.conf.ServCert.CertFile, s.conf.ServCert.KeyFile, s.conf.ServCert.CertPasswd)
}
// RDiscover
s.rd = rdiscover.NewRDiscover(s.conf)
// ApiResource
a := api.GetAPIResource()
if err := a.SetConfig(op, s.rd); err != nil {
return nil, err
}
a.InitActions()
return s, nil
}
func (s *MetricServer) initHTTPServer() error {
a := api.GetAPIResource()
// Api v1
s.httpServer.RegisterWebServer(api.PathV1, nil, a.ActionsV1)
return nil
}
// Start to run storage server
func (s *MetricServer) Start() error {
chErr := make(chan error, 1)
s.initHTTPServer()
go func() {
err := s.httpServer.ListenAndServe()
blog.Errorf("http listen and service failed! err:%s", err.Error())
chErr <- err
}()
metricHandler(s.conf)
// register discover and elect
roleEvent, err := s.rd.Start()
if err != nil {
blog.Error("failed to start discovery service: %v", err)
return err
}
storageMgr, err := storage.New(s.conf, s.rd)
if err != nil {
blog.Error("failed to get storage manager: %v", err)
return err
}
routeMgr, err := route.New(s.conf, s.rd)
if err != nil {
blog.Error("failed to get route manager: %v", err)
return err
}
zkMgr, err := zk.New(s.conf)
if err != nil {
blog.Error("failed to get zk manager: %v", err)
return err
}
metricManager := manager.NewMetricManager(roleEvent, s.conf, storageMgr, routeMgr, zkMgr)
metricManager.Run()
return nil
}
func metricHandler(op *config.Config) {
c := metric.Config{
ModuleName: "bcs-metricservice",
MetricPort: op.MetricPort,
IP: op.Address,
RunMode: metric.Master_Slave_Mode,
SvrCaFile: op.ServCert.CAFile,
SvrCertFile: op.ServCert.CertFile,
SvrKeyFile: op.ServCert.KeyFile,
SvrKeyPwd: op.ServCert.CertPasswd,
}
if err := metric.NewMetricController(
c,
health.GetHealth,
); err != nil {
blog.Errorf("metric server error: %v", err)
return
}
blog.Infof("start metric server successfully")
}