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// Copyright 2022 CoreOS, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License
package main
import (
"fmt"
"os"
"github.com/coreos/go-systemd/v22/journal"
)
func main() {
ok, err := journal.StderrIsJournalStream()
if err != nil {
panic(err)
}
if ok {
// use journal native protocol
journal.Send("this is a message logged through the native protocol", journal.PriInfo, nil)
} else {
// use stderr
fmt.Fprintln(os.Stderr, "this is a message logged through stderr")
}
}
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