ipld-eth-server/vendor/github.com/sirupsen/logrus/example_hook_test.go

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2018-11-21 16:42:30 +00:00
// +build !windows
package logrus_test
import (
"log/syslog"
"os"
"github.com/sirupsen/logrus"
slhooks "github.com/sirupsen/logrus/hooks/syslog"
)
// An example on how to use a hook
func Example_hook() {
var log = logrus.New()
log.Formatter = new(logrus.TextFormatter) // default
log.Formatter.(*logrus.TextFormatter).DisableColors = true // remove colors
log.Formatter.(*logrus.TextFormatter).DisableTimestamp = true // remove timestamp from test output
if sl, err := slhooks.NewSyslogHook("udp", "localhost:514", syslog.LOG_INFO, ""); err != nil {
log.Hooks.Add(sl)
}
log.Out = os.Stdout
log.WithFields(logrus.Fields{
"animal": "walrus",
"size": 10,
}).Info("A group of walrus emerges from the ocean")
log.WithFields(logrus.Fields{
"omg": true,
"number": 122,
}).Warn("The group's number increased tremendously!")
log.WithFields(logrus.Fields{
"omg": true,
"number": 100,
}).Error("The ice breaks!")
// Output:
// level=info msg="A group of walrus emerges from the ocean" animal=walrus size=10
// level=warning msg="The group's number increased tremendously!" number=122 omg=true
// level=error msg="The ice breaks!" number=100 omg=true
}