addlicense

        1. add make check-copyright and add-copyright in Makefile to check and add copyright for files automatically
        2. check if all needed copyright is added in workflow
        3. add copyright for files
        Closes antrea-io#3100

Signed-off-by: zbangqi <zbangqi@vmware.com>

.github/workflows/go.yml

@@ -160,6 +160,8 @@ jobs:
       run: ./ci/check-codegen.sh
     - name: Check manifest
       run: ./ci/check-manifest.sh
+    - name: Check copyright
+    run: ./ci/check-copyright.sh
 
   verify:
     name: Verify docs and spelling

Makefile

@@ -194,6 +194,20 @@ antctl: $(ANTCTL_BINARIES)
 antctl-release:
 	@$(GO) build -o $(BINDIR)/$(ANTCTL_BINARY_NAME) $(GOFLAGS) -ldflags '-s -w $(LDFLAGS)' antrea.io/antrea/cmd/antctl
 
+.PHONY: check-copyright
+check-copyright: 
+	@echo "==> Installing addlicense <=="
+	@$(GO) install github.com/google/addlicense@latest
+	@echo "===> Checking License for files <==="
+	$(CURDIR)/hack/add-license.sh
+
+.PHONY: add-copyright
+add-copyright: 
+	@echo "==> Installing addlicense <=="
+	@$(GO) install github.com/google/addlicense@latest
+	@echo "===> Adding License for files <==="
+	$(CURDIR)/hack/add-license.sh --add
+
 .PHONY: .linux-test-unit
 .linux-test-unit: .coverage
 	@echo

ci/check-copyright.sh

@@ -0,0 +1,31 @@
+# Copyright 2022 Antrea 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.
+
+set -eo pipefail
+
+function echoerr {
+    >&2 echo "$@"
+}
+
+THIS_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+pushd $THIS_DIR/.. > /dev/null
+
+make add-copyright
+diff="$(git status --porcelain `find . -type f -name "*.go"` `find . -type f -name "*.sh"`)"
+
+if [ ! -z "$diff" ]; then
+    echoerr "The copyrights of some files are not generated"
+    echoerr "You can regenerate them with 'make add-copyright' and commit the changes"
+    exit 1
+fi

ci/clair-scan/report.go

@@ -1,3 +1,17 @@
+// Copyright 2022 Antrea 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 main
 
 // These are copied from https://github.com/arminc/clair-scanner, which

ci/clair-scan/run.sh

@@ -1,4 +1,18 @@
 #!/usr/bin/env bash
+# Copyright 2022 Antrea 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.
+
 
 set -eo pipefail
 

ci/gh-actions/has-changes/entrypoint.sh

@@ -1,4 +1,18 @@
 #!/usr/bin/env bash
+# Copyright 2022 Antrea 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.
+
 
 set -eo pipefail
 

ci/golicense/run.sh

@@ -1,4 +1,18 @@
 #!/usr/bin/env bash
+# Copyright 2022 Antrea 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.
+
 
 set -eo pipefail
 

ci/jenkins/mellanox/common/clean_common.sh

@@ -1,4 +1,18 @@
 #!/bin/bash -x
+# Copyright 2022 Antrea 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.
+
 
 export LOGDIR=$WORKSPACE/logs
 export ARTIFACTS=$WORKSPACE/artifacts

ci/jenkins/mellanox/common/common_functions.sh

@@ -1,4 +1,18 @@
 #!/bin/bash
+# Copyright 2022 Antrea 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.
+
 
 export RECLONE=${RECLONE:-true}
 export WORKSPACE=${WORKSPACE:-/tmp/k8s_$$}

ci/jenkins/mellanox/common/run_ci_scripts.sh

@@ -1,4 +1,18 @@
 #!/bin/bash -x
+# Copyright 2022 Antrea 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.
+
 status=0
 echo "I am" $(whoami)
 env

ci/jenkins/mellanox/scripts/start_ci.sh

@@ -1,4 +1,18 @@
 #!/bin/bash -x
+# Copyright 2022 Antrea 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.
+
 
 source ./common/common_functions.sh
 

ci/jenkins/mellanox/scripts/stop_ci.sh

@@ -1,4 +1,18 @@
 #!/bin/bash -x
+# Copyright 2022 Antrea 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.
+
 
 export LOGDIR=$WORKSPACE/logs
 export ARTIFACTS=$WORKSPACE/artifacts

ci/jenkins/mellanox/scripts/test.sh

@@ -1,4 +1,18 @@
 #!/bin/bash
+# Copyright 2022 Antrea 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.
+
 
 export WORKSPACE=${WORKSPACE:-/tmp/k8s_$$}
 export LOGDIR=$WORKSPACE/logs

ci/jenkins/mellanox/switchdev_setup.sh

@@ -1,4 +1,18 @@
 #!/bin/bash
+# Copyright 2022 Antrea 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.
+
 # This scripts create vfs on the interface and switch them to switchdev mode
 # it accepts two parameters, the first is the name of the interface and the
 # second is the number of vfs

ci/test-elk-flow-collector.sh

@@ -1,3 +1,17 @@
+# Copyright 2022 Antrea 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.
+
 set -eu
 
 LOGSTASH_PORT=4739

cmd/antctl/bincover_run_main_test.go

@@ -1,3 +1,17 @@
+// Copyright 2022 Antrea 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.
+
 //go:build testbincover
 // +build testbincover
 

cmd/antrea-agent/bincover_run_main_test.go

@@ -1,3 +1,17 @@
+// Copyright 2022 Antrea 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.
+
 //go:build testbincover
 // +build testbincover
 

cmd/antrea-controller/bincover_run_main_test.go

@@ -1,3 +1,17 @@
+// Copyright 2022 Antrea 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.
+
 //go:build testbincover
 // +build testbincover
 

cmd/flow-aggregator/bincover_run_main_test.go

@@ -1,3 +1,17 @@
+// Copyright 2022 Antrea 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.
+
 //go:build testbincover
 // +build testbincover
 

hack/add-license.sh

@@ -0,0 +1,36 @@
+#!/usr/bin/env bash
+
+# Copyright 2022 Antrea 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.
+
+ADD=false
+
+while [[ $# -gt 0 ]]
+do
+key="$1"
+
+case $key in
+    --add)
+    ADD=true
+    shift
+    ;;
+esac
+done
+
+if $ADD; then
+    addlicense -c "Antrea Authors." -y $(date +%Y) `find . -type f -name "*.go"` `find . -type f -name "*.sh"`
+else
+    addlicense -c "Antrea Authors." -check `find . -type f -name "*.go"` `find . -type f -name "*.sh"`
+    echo "Have checked out files without copyright, if you want to add them, please run 'make add-copyright'"
+fi