container-go/service/CollectorService.go
2018-07-09 20:06:29 +09:00

135 lines
3.7 KiB
Go

package service
import (
"fmt"
"reflect"
"sync"
"time"
cda "git.loafle.net/commons/di-go/annotation"
cdr "git.loafle.net/commons/di-go/registry"
logging "git.loafle.net/commons/logging-go"
cuej "git.loafle.net/commons/util-go/encoding/json"
cuts "git.loafle.net/commons/util-go/time/scheduler"
cutss "git.loafle.net/commons/util-go/time/scheduler/storage"
occu "git.loafle.net/overflow/commons-go/core/util"
ocmd "git.loafle.net/overflow/commons-go/model/data"
ocmsc "git.loafle.net/overflow/commons-go/model/sensorconfig"
ocsp "git.loafle.net/overflow/commons-go/service/probe"
// For annotation
_ "git.loafle.net/overflow/commons-go/core/annotation"
)
var CollectorServiceType = reflect.TypeOf((*CollectorService)(nil))
func init() {
cdr.RegisterType(CollectorServiceType)
}
type CollectorService struct {
ocsp.CollectorService
cda.TypeAnnotation `annotation:"@overflow:RPCService()"`
ProbeService *ProbeService `annotation:"@Inject()"`
CrawlerService *CrawlerService `annotation:"@Inject()"`
scheduler *cuts.Scheduler
scheduleMap sync.Map
}
func (s *CollectorService) InitService() error {
_storage := cutss.NewMemoryStorage()
s.scheduler = cuts.New(_storage)
return nil
}
func (s *CollectorService) StartService() error {
if err := s.scheduler.Start(); nil != err {
return err
}
return nil
}
func (s *CollectorService) StopService() {
s.scheduler.Stop()
}
func (s *CollectorService) DestroyService() {
}
func (s *CollectorService) AddSensorConfigs(sensorConfigs []*ocmsc.SensorConfig) error {
if nil == sensorConfigs || 0 == len(sensorConfigs) {
return nil
}
for _, sensorConfig := range sensorConfigs {
interval, err := cuej.NumberToInt(sensorConfig.Schedule.Interval)
if nil != err {
return fmt.Errorf("Cannot convert interval[%s] %v", sensorConfig.Schedule.Interval, err)
}
s.addSchedule(interval, sensorConfig)
logging.Logger().Debugf("scheduler of config[%s] has been added", sensorConfig.SensorID)
}
return nil
}
func (s *CollectorService) RemoveSensorConfigs(sensorConfigs []*ocmsc.SensorConfig) error {
if nil == sensorConfigs || 0 == len(sensorConfigs) {
return nil
}
for _, sensorConfig := range sensorConfigs {
s.removeSchedule(sensorConfig.SensorID.String())
}
return nil
}
func (s *CollectorService) addSchedule(interval int, sensorConfig *ocmsc.SensorConfig) {
s.removeSchedule(sensorConfig.SensorID.String())
scheduleID, err := s.scheduler.RunEvery(time.Duration(interval)*time.Second, s.collectTask, sensorConfig)
if nil != err {
logging.Logger().Errorf("Cannot add schedule for config[%s] %v", sensorConfig.SensorID, err)
return
}
s.scheduleMap.Store(sensorConfig.SensorID, scheduleID)
}
func (s *CollectorService) removeSchedule(sensorID string) {
scheduleID, ok := s.scheduleMap.Load(sensorID)
if !ok {
return
}
s.scheduleMap.Delete(sensorID)
s.scheduler.Cancel(scheduleID.(string))
}
func (s *CollectorService) collectTask(sensorConfig *ocmsc.SensorConfig) {
logging.Logger().Debugf("CollectorService.collectTask for sensor config id[%s] of crawler[%s]", sensorConfig.SensorID, sensorConfig.Crawler.MetaCrawlerKey)
m := &ocmd.Metric{
SensorID: sensorConfig.SensorID.String(),
StartDate: occu.NowPtr(),
}
result, err := s.CrawlerService.Get(sensorConfig.SensorID.String())
if nil != err {
logging.Logger().Errorf("Cannot get data from crawler[%s] %v", sensorConfig.Crawler.MetaCrawlerKey, err)
m.Success = false
} else {
m.Success = true
m.Data = result
}
m.EndDate = occu.NowPtr()
if err := s.ProbeService.Send("MetricService.Send", m); nil != err {
logging.Logger().Errorf("Cannot send data from config id[%s] of crawler[%s] %v", sensorConfig.SensorID, sensorConfig.Crawler.MetaCrawlerKey, err)
}
}