Enable goheader linter and fix copyright headers

virtualcluster/.golangci.yml

@@ -12,6 +12,7 @@ linters:
   - gocritic
   - gocyclo
   - gofmt
+  - goheader
   - goimports
   - goprintffuncname
   - gosec
@@ -56,6 +57,29 @@ linters-settings:
       # Controller Runtime
       - pkg: sigs.k8s.io/controller-runtime
         alias: ctrl
+  goheader:
+    values:
+      const:
+        AUTHOR: The Kubernetes Authors
+      regexp:
+        LICENSE_YEAR: 20\d\d
+        SCHEME: http(s)?
+    # The template use for checking.
+    # Default: ""
+    template: |-
+      Copyright {{ LICENSE_YEAR }} {{ AUTHOR }}.
+      
+      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
+      
+          {{ SCHEME }}://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.
 
 issues:
   max-same-issues: 0
@@ -120,7 +144,7 @@ issues:
     text: "appendAssign: append result not assigned to the same slice"
 
 run:
-  timeout: 10m
+  timeout: 20m
   skip-files:
   - "zz_generated.*\\.go$"
   - ".*conversion.*\\.go$"

virtualcluster/pkg/controller/controllers/metrics.go

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 The Kubernetes 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
+
+    https://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 controllers
 
 import (

virtualcluster/pkg/controller/util/net/util.go

@@ -1,3 +1,19 @@
+/*
+Copyright 2022 The Kubernetes 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
+
+    https://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 net
 
 import (

virtualcluster/pkg/syncer/resources/configmap/checker.go

@@ -1,10 +1,11 @@
 /*
 Copyright 2021 The Kubernetes Authors.
- Licensed under the Apache License, Version 2.0 (the "License");
+
+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
+    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,

virtualcluster/pkg/syncer/resources/crd/checker.go

@@ -1,9 +1,12 @@
 /*
 Copyright 2021 The Kubernetes Authors.
- Licensed under the Apache License, Version 2.0 (the "License");
+
+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
+
+    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.

virtualcluster/pkg/syncer/resources/crd/controller.go

@@ -1,9 +1,12 @@
 /*
 Copyright 2021 The Kubernetes 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.

virtualcluster/pkg/syncer/resources/endpoints/checker.go

@@ -1,10 +1,11 @@
 /*
 Copyright 2019 The Kubernetes Authors.
- Licensed under the Apache License, Version 2.0 (the "License");
+
+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
+    https://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,

virtualcluster/pkg/syncer/resources/namespace/checker.go

@@ -1,10 +1,11 @@
 /*
 Copyright 2019 The Kubernetes Authors.
- Licensed under the Apache License, Version 2.0 (the "License");
+
+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
+    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,

virtualcluster/pkg/syncer/resources/persistentvolume/checker_test.go

@@ -1,9 +1,12 @@
 /*
 Copyright 2020 The Kubernetes 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.

virtualcluster/pkg/syncer/resources/pod/validationplugin/interface.go

@@ -1,9 +1,12 @@
 /*
 Copyright 2022 The Kubernetes 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.

virtualcluster/pkg/syncer/resources/service/checker_test.go

@@ -1,9 +1,12 @@
 /*
 Copyright 2020 The Kubernetes 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.

virtualcluster/pkg/syncer/resources/serviceaccount/checker.go

@@ -1,10 +1,11 @@
 /*
 Copyright 2019 The Kubernetes Authors.
- Licensed under the Apache License, Version 2.0 (the "License");
+
+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
+    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,

virtualcluster/pkg/syncer/resources/serviceaccount/checker_test.go

@@ -1,9 +1,12 @@
 /*
 Copyright 2020 The Kubernetes 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.

virtualcluster/test/e2e/e2e.go

@@ -1,9 +1,12 @@
 /*
 Copyright 2020 The Kubernetes 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.

virtualcluster/test/e2e/framework/framework.go

@@ -1,9 +1,12 @@
 /*
 Copyright 2020 The Kubernetes 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.

virtualcluster/test/e2e/framework/text_context.go

@@ -1,9 +1,12 @@
 /*
 Copyright 2020 The Kubernetes 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.

virtualcluster/test/e2e/framework/util.go

@@ -1,9 +1,12 @@
 /*
 Copyright 2020 The Kubernetes 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.