/
db.go
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/
db.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 db
import (
"encoding/json"
"time"
"github.com/goodrain/rainbond/cmd/api/option"
"github.com/goodrain/rainbond/db"
"github.com/goodrain/rainbond/db/config"
"github.com/goodrain/rainbond/event"
"github.com/goodrain/rainbond/mq/api/grpc/client"
"github.com/goodrain/rainbond/mq/api/grpc/pb"
"github.com/goodrain/rainbond/worker/discover/model"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/tools/clientcmd"
"github.com/Sirupsen/logrus"
tsdbClient "github.com/bluebreezecf/opentsdb-goclient/client"
tsdbConfig "github.com/bluebreezecf/opentsdb-goclient/config"
)
//ConDB struct
type ConDB struct {
ConnectionInfo string
DBType string
}
//CreateDBManager get db manager
//TODO: need to try when happend error, try 4 times
func CreateDBManager(conf option.Config) error {
var tryTime time.Duration
tryTime = 0
var err error
for tryTime < 4 {
tryTime++
if err = db.CreateManager(config.Config{
MysqlConnectionInfo: conf.DBConnectionInfo,
DBType: conf.DBType,
}); err != nil {
logrus.Errorf("get db manager failed, try time is %v,%s", tryTime, err.Error())
time.Sleep((5 + tryTime*10) * time.Second)
} else {
break
}
}
if err != nil {
logrus.Errorf("get db manager failed,%s", err.Error())
return err
}
logrus.Debugf("init db manager success")
return nil
}
//CreateEventManager create event manager
func CreateEventManager(conf option.Config) error {
var tryTime time.Duration
tryTime = 0
var err error
for tryTime < 4 {
tryTime++
if err = event.NewManager(event.EventConfig{
EventLogServers: conf.EventLogServers,
DiscoverAddress: conf.EtcdEndpoint,
}); err != nil {
logrus.Errorf("get event manager failed, try time is %v,%s", tryTime, err.Error())
time.Sleep((5 + tryTime*10) * time.Second)
} else {
break
}
//defer event.CloseManager()
}
if err != nil {
logrus.Errorf("get event manager failed. %v", err.Error())
return err
}
logrus.Debugf("init event manager success")
return nil
}
//MQManager mq manager
type MQManager struct {
EtcdEndpoint []string
DefaultServer string
}
//NewMQManager new mq manager
func (m *MQManager) NewMQManager() (*client.MQClient, error) {
client, err := client.NewMqClient(m.EtcdEndpoint, m.DefaultServer)
if err != nil {
logrus.Errorf("new mq manager error, %v", err)
return client, err
}
return client, nil
}
//K8SManager struct
type K8SManager struct {
K8SConfig string
}
//NewKubeConnection new k8s config path
func (k *K8SManager) NewKubeConnection() (*kubernetes.Clientset, error) {
kubeconfig := k.K8SConfig
conf, err := clientcmd.BuildConfigFromFlags("", kubeconfig)
if err != nil {
return nil, err
}
conf.QPS = 50
conf.Burst = 100
// creates the clientset
clientset, err := kubernetes.NewForConfig(conf)
if err != nil {
return clientset, err
}
return clientset, nil
}
//TaskStruct task struct
type TaskStruct struct {
TaskType string
TaskBody model.TaskBody
User string
}
//OpentsdbManager OpentsdbManager
type OpentsdbManager struct {
Endpoint string
}
//NewOpentsdbManager NewOpentsdbManager
func (o *OpentsdbManager) NewOpentsdbManager() (tsdbClient.Client, error) {
opentsdbCfg := tsdbConfig.OpenTSDBConfig{
OpentsdbHost: o.Endpoint,
}
tc, err := tsdbClient.NewClient(opentsdbCfg)
if err != nil {
return nil, err
}
return tc, nil
}
//BuildTask build task
func BuildTask(t *TaskStruct) (*pb.EnqueueRequest, error) {
var er pb.EnqueueRequest
taskJSON, err := json.Marshal(t.TaskBody)
if err != nil {
logrus.Errorf("tran task json error")
return &er, err
}
er.Topic = "worker"
er.Message = &pb.TaskMessage{
TaskType: t.TaskType,
CreateTime: time.Now().Format(time.RFC3339),
TaskBody: taskJSON,
User: t.User,
}
return &er, nil
}
//BuildTaskStruct build task struct
type BuildTaskStruct struct {
TaskType string
TaskBody []byte
User string
}
//BuildTaskBuild build task
func BuildTaskBuild(t *BuildTaskStruct) (*pb.EnqueueRequest, error) {
var er pb.EnqueueRequest
er.Topic = "builder"
er.Message = &pb.TaskMessage{
TaskType: t.TaskType,
CreateTime: time.Now().Format(time.RFC3339),
TaskBody: t.TaskBody,
User: t.User,
}
return &er, nil
}