chore: Add License

Signed-off-by: Anurag Rajawat <[email protected]>

.licenserc.yaml

@@ -12,6 +12,8 @@ header:
 
   paths-ignore:
     - "protobuf/*"
+    # Explicitly mention generated go files otherwise the check won't pass.
+    - "protobuf/**/*.go"
 
   comment: on-failure
 

protobuf/Makefile

@@ -1,3 +1,6 @@
+# SPDX-License-Identifier: Apache-2.0
+# Copyright 2024 Authors of SentryFlow
+
 PROTOS:="sentryflow.proto sentryflow_metrics.proto"
 
 .PHONY: help

scripts/add-license-header

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+# SPDX-License-Identifier: Apache-2.0
+# Copyright 2024 Authors of SentryFlow
+
+if ! command -v addlicense >/dev/null; then
+  echo "Installing addlicense..."
+  go install github.com/google/addlicense@latest
+fi
+
+GIT_ROOT=$(git rev-parse --show-toplevel)
+LICENSE_HEADER=${GIT_ROOT}/scripts/license.header
+
+if [ -z "$1" ]; then
+  echo "No Argument Supplied, Checking and Fixing all files from project root"
+  find "${GIT_ROOT}" -name "*.sh" -or -name "*.go" | xargs -I {} addlicense -f "${LICENSE_HEADER}" -v {}
+  echo "Done"
+else
+  addlicense -f "${LICENSE_HEADER}" -v "$1"
+  echo "Done"
+fi

scripts/license.header

@@ -0,0 +1,2 @@
+SPDX-License-Identifier: Apache-2.0
+Copyright 2024 Authors of SentryFlow

sentryflow/Makefile

@@ -37,6 +37,10 @@ golangci-lint:
 lint: golangci-lint ## Run golangci-lint linter
 	@$(GOLANGCI_LINT) run
 
+.PHONY: license
+license: ## Check and fix license header on all go files
+	@../scripts/add-license-header
+
 ##@ Build
 
 .PHONY: build

sentryflow/cmd/root.go

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright 2024 Authors of SentryFlow
+
 package cmd
 
 import (

sentryflow/cmd/version.go

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright 2024 Authors of SentryFlow
+
 package cmd
 
 import (

sentryflow/main.go

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright 2024 Authors of SentryFlow
+
 package main
 
 import (

sentryflow/pkg/config/config.go

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright 2024 Authors of SentryFlow
+
 package config
 
 import (

sentryflow/pkg/core/sentryflow.go

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright 2024 Authors of SentryFlow
+
 package core
 
 import (

sentryflow/pkg/core/server.go

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright 2024 Authors of SentryFlow
+
 package core
 
 import (

sentryflow/pkg/exporter/exporter.go

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright 2024 Authors of SentryFlow
+
 package exporter
 
 import (

sentryflow/pkg/k8s/client.go

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright 2024 Authors of SentryFlow
+
 package k8s
 
 import (

sentryflow/pkg/receiver/receiver.go

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright 2024 Authors of SentryFlow
+
 package receiver
 
 import (

sentryflow/pkg/receiver/svcmesh/istio/sidecar/sidecar.go

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright 2024 Authors of SentryFlow
+
 package sidecar
 
 import (

sentryflow/pkg/util/util.go

@@ -1,3 +1,6 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright 2024 Authors of SentryFlow
+
 package util
 
 import (