pkg/sdk/log: SDK logging package for generated projects

Author: estroz

pkg/sdk/log/log.go

@@ -0,0 +1,63 @@
+// Copyright 2018 The Operator-SDK Authors
+//
+// 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 log
+
+import (
+	"os"
+
+	"github.com/go-logr/logr"
+	crlog "sigs.k8s.io/controller-runtime/pkg/runtime/log"
+)
+
+// Set the SDK's logger and the parent logger for controller-runtime's logger.
+func SetLogger(l logr.Logger) {
+	logger = l
+	crlog.SetLogger(l)
+}
+
+// Package level logger. Defaults to a null logger that prints nothing.
+// SetLogger() must be called to set an active logger.
+var logger logr.Logger = crlog.NullLogger{}
+
+func Info(msg string, kvs ...interface{}) {
+	logger.Info(msg, kvs...)
+}
+
+func Enabled() bool {
+	return logger.Enabled()
+}
+
+func Error(err error, msg string, kvs ...interface{}) {
+	logger.Error(err, msg, kvs...)
+}
+
+func V(level int) logr.InfoLogger {
+	return logger.V(level)
+}
+
+func WithValues(kvs ...interface{}) logr.Logger {
+	return logger.WithValues(kvs...)
+}
+
+func WithName(name string) logr.Logger {
+	return logger.WithName(name)
+}
+
+// Fatal calls Error() then exits with a non-zero error code.
+// Fatal is not part of the logr interface but is a convenient wrapper.
+func Fatal(err error, msg string, kvs ...interface{}) {
+	logger.Error(err, msg, kvs...)
+	os.Exit(1)
+}