Define a basic logger interface

Signed-off-by: Evan Lezar <elezar@nvidia.com>

internal/logger/api.go

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+/**
+# Copyright (c) NVIDIA CORPORATION.  All rights reserved.
+#
+# 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 logger
+
+// Interface defines the API for the logger package
+type Interface interface {
+	Debugf(string, ...interface{})
+	Errorf(string, ...interface{})
+	Info(...interface{})
+	Infof(string, ...interface{})
+	Warn(...interface{})
+	Warnf(string, ...interface{})
+	Warningf(string, ...interface{})
+}

internal/logger/lib.go

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+/**
+# Copyright (c) NVIDIA CORPORATION.  All rights reserved.
+#
+# 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 logger
+
+import "github.com/sirupsen/logrus"
+
+// New returns a new logger
+func New() Interface {
+	return logrus.StandardLogger()
+}