collector
This commit is contained in:
insanity@loafle.com
parent
0876129a3a
commit
5f854d9d29
174
collector.go
174
collector.go
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@ -1,55 +1,70 @@
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package collector_go
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import (
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"context"
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"encoding/json"
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"errors"
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"fmt"
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"io/ioutil"
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confMng "loafle.com/overflow/agent_api/config_manager"
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s "loafle.com/overflow/collector_go/scheduler"
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conf "loafle.com/overflow/crawler_go/config"
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g "loafle.com/overflow/crawler_go/grpc"
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crm "loafle.com/overflow/crawler_manager_go"
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"log"
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"os"
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"path/filepath"
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"strings"
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"sync"
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"time"
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)
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const CONFIG_ROOT = "/config/container"
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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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AddObservers()
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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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func AddObservers() {
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go handleConfigLoaded()
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}
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type Collector struct {
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scheduler s.Scheduler
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//configs []*conf.Config
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configs map[string]*conf.Config
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cm confMng.ConfigManager
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addSensorCh chan interface{}
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remSensorCh chan interface{}
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}
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func (c *Collector) Start() {
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func (c *Collector) start(conf confMng.ConfigManager) {
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go func() {
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c.configs = make(map[string]*conf.Config, 0)
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if err := c.readAllConfig(); err != nil {
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log.Println(err)
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}
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c.cm = conf
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c.scheduler = s.Scheduler{}
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c.scheduler.Init()
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c.addSensorCh = make(chan interface{})
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c.remSensorCh = make(chan interface{})
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handleSensorAdded(c.addSensorCh)
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handleSensorRemoved(c.remSensorCh)
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for _, conf := range c.configs {
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if err := c.addSensor(conf); err != nil {
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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) Stop() {
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cleanObserver(c.addSensorCh, c.remSensorCh)
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c.scheduler.RemoveAllSchedule()
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c.scheduler.Stop()
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}
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func (c *Collector) collect(id string) {
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conf := c.configs[id]
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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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/*
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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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@ -68,116 +83,17 @@ func (c *Collector) collect(id string) {
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log.Println(err)
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}
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log.Println(out)
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*/
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}
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//func (c *Collector) AddSensor(path string) {
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// config := c.readConfig(CONFIG_ROOT + path)
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// if config != nil {
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// if err := c.addSensor(config); 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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func (c *Collector) AddSensor(conf *conf.Config) {
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if c.checkExist(conf.Id) {
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log.Println("The Same Id already exists.")
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return
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}
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c.configs[conf.Id] = conf
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if conf != nil {
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if err := c.addSensor(conf); err != nil {
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log.Println(err)
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}
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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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return c.scheduler.NewSchedule(sensorId, sensor.Schedule.Interval, c.collect)
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}
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func (c *Collector) RemoveSensor(id string) {
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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(newConf *conf.Config) {
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if newConf != nil {
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if !c.checkExist(newConf.Id) {
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log.Println("Cannot update Sensor : ID not exist [" + newConf.Id + "]")
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return
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}
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exConf := c.configs[newConf.Id]
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if exConf.Schedule.Interval != newConf.Schedule.Interval {
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c.scheduler.UpdateSchedule(newConf.Id, newConf.Schedule.Interval)
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}
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c.configs[newConf.Id] = newConf
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}
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}
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func (c *Collector) Stop() {
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c.scheduler.RemoveAllSchedule()
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c.scheduler.Stop()
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}
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func (c *Collector) addSensor(conf *conf.Config) error {
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return c.scheduler.NewSchedule(conf.Id, conf.Schedule.Interval, c.collect)
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}
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func (c *Collector) readAllConfig() error {
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err := filepath.Walk(CONFIG_ROOT, func(path string, f os.FileInfo, err error) error {
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if err != nil {
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return err
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}
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if !f.IsDir() && strings.HasSuffix(f.Name(), ".conf") {
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c.readConfig(path)
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}
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return nil
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})
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if err != nil {
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return err
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}
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if len(c.configs) <= 0 {
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return errors.New("No configuration file found.")
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}
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return nil
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}
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func (c *Collector) readConfig(path string) *conf.Config {
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bytes, err := ioutil.ReadFile(path)
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if err != nil {
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fmt.Println(err)
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return nil
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}
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conf := conf.Config{}
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json.Unmarshal(bytes, &conf)
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if err := c.validateConfig(&conf, path); err != nil {
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fmt.Println(err)
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return nil
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}
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c.configs[conf.Id] = &conf
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return &conf
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}
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func (c *Collector) validateConfig(conf *conf.Config, configPath string) error {
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//todo : some validations
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if c.checkExist(conf.Id) {
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return errors.New("The Same Id already exists. " + configPath)
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}
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return nil
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}
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func (c *Collector) checkExist(id string) bool {
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if _, exists := c.configs[id]; exists {
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return true
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}
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return false
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}
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47
collector_event.go
Normal file
47
collector_event.go
Normal file
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@ -0,0 +1,47 @@
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package collector_go
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import (
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"loafle.com/overflow/agent_api/config_manager"
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"loafle.com/overflow/agent_api/observer"
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"loafle.com/overflow/agent_api/observer/messages"
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)
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func handleConfigLoaded() {
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ch := make(chan interface{}, 0)
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observer.Add(messages.CONFIGMANAGER_LOADED, ch)
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data := <-ch
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confMng := data.(config_manager.ConfigManager)
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coll := GetInstance()
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coll.start(confMng)
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observer.Remove(messages.CONFIGMANAGER_LOADED, ch)
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}
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func handleSensorAdded(ch chan interface{}) {
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coll := GetInstance()
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observer.Add(messages.ADD_SENSOR_2_END, ch)
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for {
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configId := <-ch
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coll.addSensor(configId.(string))
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}
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}
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func handleSensorRemoved(ch chan interface{}) {
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coll := GetInstance()
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observer.Add(messages.REMOVE_SENSOR_1, ch)
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for {
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configId := <-ch
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coll.removeSensor(configId.(string))
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observer.Notify(messages.REMOVE_SENSOR_2_END, configId)
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}
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}
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func cleanObserver(ach chan interface{}, rch chan interface{}) {
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observer.Remove(messages.ADD_SENSOR_2_END, ach)
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observer.Remove(messages.REMOVE_SENSOR_1, rch)
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observer.Notify(messages.COLLECTOR_STOPPED, true)
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}
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@ -1,58 +1,28 @@
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package collector_go
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import (
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"encoding/json"
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"fmt"
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"io/ioutil"
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conf "loafle.com/overflow/crawler_go/config"
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"loafle.com/overflow/cron_go"
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s "loafle.com/overflow/collector_go/scheduler"
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"log"
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"testing"
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"time"
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)
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func TestCallGet(t *testing.T) {
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c := Collector{}
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c.Start()
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func TestCollector(t *testing.T) {
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sc := s.Scheduler{}
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sc.Init()
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for i := 0; i < 9999; i++ {
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sc.NewSchedule(string(i), "5", test)
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}
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sc.NewSchedule("#######################", "5", test)
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time.Sleep(time.Second * 10)
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//log.Println("add sensor")
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//c.AddSensor("/network/smb/t2.conf")
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//time.Sleep(time.Second * 3)
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log.Println("update sensor")
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c.UpdateSensor(newConf())
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time.Sleep(time.Second * 30)
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sc.NewSchedule("#######################", "1", test)
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time.Sleep(time.Second * 100)
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}
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func newConf() *conf.Config {
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bytes, err := ioutil.ReadFile("/config/container/network/smb/smb2.conf")
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if err != nil {
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fmt.Println(err)
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return nil
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func test(id string) {
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if id == "#######################" {
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log.Println(id)
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}
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conf := conf.Config{}
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json.Unmarshal(bytes, &conf)
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return &conf
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}
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func TestPooling(t *testing.T) {
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c := &cron.Cron{}
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c.Start()
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c.AddTask("polling", 3).Invoke(handlePolling)
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time.Sleep(time.Second * 10)
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fmt.Println("UPDATE")
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c.UpdateTask("polling", 1)
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time.Sleep(time.Second * 10)
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fmt.Println("UPDATE")
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c.UpdateTask("polling", 3)
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time.Sleep(time.Second * 10)
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}
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func handlePolling() {
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fmt.Println(time.Now(), " polling")
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}
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@ -3,7 +3,6 @@ package scheduler
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import (
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c "loafle.com/overflow/crawler_go"
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"loafle.com/overflow/cron_go"
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"log"
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"strconv"
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"sync"
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)
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@ -28,6 +27,7 @@ func (s *Scheduler) Stop() {
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}
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func (s *Scheduler) NewSchedule(id, interval string, fn interface{}) error {
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return s.newSchedule(id, interval, fn)
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}
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@ -54,12 +54,3 @@ func (s *Scheduler) newSchedule(id string, interval string, fn interface{}) erro
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}
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return cron.AddTask(id, uint64(i)).Invoke(fn, id)
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}
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func (s *Scheduler) requestGet(id string) {
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data, err := s.crawler.Get(id)
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if err != nil {
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log.Printf("[ID: %s] An error has occurred. %s", id, err.Error())
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return
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}
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log.Println(data)
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}
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