134 lines
2.8 KiB
Go
134 lines
2.8 KiB
Go
package collector_go
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import (
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"context"
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confMng "loafle.com/overflow/agent_api/config_manager"
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"loafle.com/overflow/crawler_go/grpc"
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crm "loafle.com/overflow/crawler_manager_go"
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s "loafle.com/overflow/scheduler_go"
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"log"
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"strconv"
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"sync"
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"time"
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)
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var (
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instance *Collector
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once sync.Once
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)
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func init() {
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handleConfigLoaded()
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}
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func GetInstance() *Collector {
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once.Do(func() {
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instance = &Collector{}
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})
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return instance
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}
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type Collector struct {
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scheduler *s.Scheduler
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cm confMng.ConfigManager
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startSensorCh chan interface{}
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stopSensorCh chan interface{}
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addSensorCh chan interface{}
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remSensorCh chan interface{}
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updateSensorCh chan interface{}
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crmSensorUpdateCh chan interface{}
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crmUpdateCh chan interface{}
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crmUpdateDoneCh chan interface{}
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}
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func (c *Collector) start(conf confMng.ConfigManager) {
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go func() {
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c.cm = conf
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c.scheduler = &s.Scheduler{}
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c.scheduler.Start()
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c.addObservers()
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c.notifyCollectorReady()
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for _, conf := range c.cm.GetSensors() {
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if err := c.addSensor(conf.Id); err != nil {
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log.Println(err)
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}
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}
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}()
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}
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func (c *Collector) addObservers() {
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c.startSensorCh = make(chan interface{})
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c.stopSensorCh = make(chan interface{})
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c.addSensorCh = make(chan interface{})
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c.remSensorCh = make(chan interface{})
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c.updateSensorCh = make(chan interface{})
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c.crmSensorUpdateCh = make(chan interface{})
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c.crmUpdateCh = make(chan interface{})
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c.crmUpdateDoneCh = make(chan interface{})
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go c.handleAgentWillStop()
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go c.handleSensorStart()
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go c.handleSensorStop()
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go c.handleSensorAdd()
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go c.handleSensorRemove()
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go c.handleSensorUpdate()
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go c.handleCrmSensorUpdateDone()
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go c.handleCrawlerUpdate()
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go c.handleCrawlerUpdateDone()
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}
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func (c *Collector) Stop() {
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c.cleanObserver(c.addSensorCh, c.remSensorCh)
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c.scheduler.RemoveAllSchedule()
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c.scheduler.Stop()
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c.notifyCollectorStopped()
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}
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func (c *Collector) collect(id string) {
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conf := c.cm.GetSensorById(id)
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log.Printf("COLLECT %s - [ID: %s] [Crawler : %s]", time.Now(), conf.Id, conf.Crawler.Name)
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conn, err := crm.GetInstance().GetClient(conf.Crawler.Container)
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if err != nil {
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log.Println(err)
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}
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defer conn.Close()
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dc := grpc.NewDataClient(conn)
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in := &grpc.Input{}
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in.Id = id
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in.Name = grpc.Crawlers(grpc.Crawlers_value[conf.Crawler.Name])
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out, err := dc.Get(context.Background(), in)
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if err != nil {
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log.Println(err)
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}
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log.Println(out)
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c.notifyData(out)
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}
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func (c *Collector) addSensor(sensorId string) error {
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sensor := c.cm.GetSensorById(sensorId)
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interval, err := strconv.Atoi(sensor.Schedule.Interval)
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if err != nil {
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return err
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}
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return c.scheduler.NewSchedule(sensorId, uint64(interval), c.collect)
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}
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func (c *Collector) removeSensor(id string) {
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if err := c.scheduler.RemoveSchedule(id); err != nil {
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log.Println(err)
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}
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}
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func (c *Collector) updateSensor(id string) {
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//update
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}
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