forked from atlassian/gostatsd
/
loader.go
45 lines (41 loc) · 904 Bytes
/
loader.go
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package main
import (
"bytes"
"net"
"sync/atomic"
"time"
log "github.com/sirupsen/logrus"
)
func (s *Server) load() {
for {
select {
case <-s.start:
atomic.StoreInt64(&s.Stats.NumMetrics, 0)
atomic.StoreInt64(&s.Stats.NumPackets, 0)
s.Stats.StartTime = time.Now()
atomic.StoreInt32(&s.Started, 1)
go func() {
for worker := 0; worker < s.Concurrency; worker++ {
go func() {
conn, err := net.Dial("udp", s.MetricsAddr)
if err != nil {
log.Panicf("Error connecting to statsd backend: %v", err)
}
defer conn.Close()
buf := new(bytes.Buffer)
for atomic.LoadInt32(&s.Started) != 0 {
s.writeLines(conn, buf)
if buf.Len() > 0 {
s.write(conn, buf)
}
time.Sleep(100 * time.Microsecond)
}
}()
}
}()
case <-s.stop:
atomic.StoreInt32(&s.Started, 0)
s.gatherStats()
}
}
}