Merge pull request #59958 from ixdy/bzl-boilerplate

Automatic merge from submit-queue (batch tested with PRs 50724, 59025, 59710, 59404, 59958). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

Require boilerplate on Bazel Skylark source files

**What this PR does / why we need it**: `.bzl` files are also source code, so they should probably have the boilerplate text too.

**Release note**:

```release-note
NONE
```

build/openapi.bzl

@@ -1,3 +1,17 @@
+# Copyright 2017 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.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 # A project wanting to generate openapi code for vendored
 # k8s.io/kubernetes will need to set the following variables in
 # //build/openapi.bzl in their project and customize the go prefix:
@@ -6,4 +20,5 @@
 # openapi_vendor_prefix = "vendor/k8s.io/kubernetes/"
 
 openapi_go_prefix = "k8s.io/kubernetes/"
+
 openapi_vendor_prefix = ""

hack/boilerplate/boilerplate.bzl.txt

@@ -0,0 +1,14 @@
+# Copyright YEAR 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.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+

pkg/generated/openapi/def.bzl

@@ -1,3 +1,17 @@
+# Copyright 2017 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.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 load("@io_bazel_rules_go//go:def.bzl", "go_library")
 load("@io_kubernetes_build//defs:go.bzl", "go_genrule")
 

pkg/version/def.bzl

@@ -1,3 +1,17 @@
+# Copyright 2017 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.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 # Implements hack/lib/version.sh's kube::version::ldflags() for Bazel.
 def version_x_defs():
   # This should match the list of packages in kube::version::ldflag

staging/src/k8s.io/client-go/pkg/version/def.bzl

@@ -1,3 +1,17 @@
+# Copyright 2017 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.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 # Implements hack/lib/version.sh's kube::version::ldflags() for Bazel.
 def version_x_defs():
   # This should match the list of packages in kube::version::ldflag