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dumper.go
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dumper.go
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// Package killmaildumper dumps killmails to json files for testing
package killmaildumper
import (
"log"
"os"
nsq "github.com/nsqio/go-nsq"
)
// Dumper dumps killmails to json files for testing.
type Dumper struct {
stop chan bool
consumer *nsq.Consumer
}
// NewDumper Service.
func NewDumper(consumerAddresses []string) *Dumper {
// Setup a new artifice
s := &Dumper{
stop: make(chan bool),
}
path := "./json"
if _, err := os.Stat(path); os.IsNotExist(err) {
os.Mkdir(path, os.ModePerm)
}
nsqcfg := nsq.NewConfig()
c, err := nsq.NewConsumer("killmail", "killmaildumper", nsqcfg)
if err != nil {
log.Fatalln(err)
}
s.consumer = c
c.AddHandler(nsq.HandlerFunc(s.killmailHandler))
err = c.ConnectToNSQLookupds(consumerAddresses)
if err != nil {
log.Fatalln(err)
}
// Stop the logger being so verbose
c.SetLogger(log.New(os.Stderr, "", log.Flags()), nsq.LogLevelError)
return s
}
// Close the conservator service
func (s *Dumper) Close() {
close(s.stop)
s.consumer.Stop()
}