cc-metric-collector/sinks/stdoutSink.go

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package sinks
import (
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"fmt"
"math"
"strings"
"time"
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)
type StdoutSink struct {
Sink
}
func (s *StdoutSink) Init(host string, port string, user string, password string, database string) error {
s.host = host
s.port = port
s.user = user
s.password = password
s.database = database
return nil
}
func (s *StdoutSink) Write(measurement string, tags map[string]string, fields map[string]interface{}, t time.Time) error {
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var tagsstr []string
var fieldstr []string
for k, v := range tags {
tagsstr = append(tagsstr, fmt.Sprintf("%s=%s", k, v))
}
for k, v := range fields {
if !math.IsNaN(v.(float64)) {
fieldstr = append(fieldstr, fmt.Sprintf("%s=%v", k, v.(float64)))
}
}
if len(tagsstr) > 0 {
fmt.Printf("%s,%s %s %d\n", measurement, strings.Join(tagsstr, ","), strings.Join(fieldstr, ","), t.Unix())
} else {
fmt.Printf("%s %s %d\n", measurement, strings.Join(fieldstr, ","), t.Unix())
}
return nil
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}
func (s *StdoutSink) Close() {
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return
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}