add ci and golangci-lint

Signed-off-by: Periyasamy Palanisamy <[email protected]>

.ci/license/README.md

@@ -0,0 +1,48 @@
+## Copyright headers for source code
+This folder contains the copyright templates for source files of NSM project.
+
+Below is an example of valid copyright header for `.go` files:
+```
+// Copyright (c) 2020 Doc.ai and/or its affiliates.
+//
+// Copyright (c) 2020 Cisco and/or its affiliates.
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+// 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.
+```
+Note you can use your company name instead of `Cisco and/or its affiliates`.
+Also, source code files can have multi copyright holders, for example:
+```
+// Copyright (c) 2020 Doc.ai and/or its affiliates.
+//
+// Copyright (c) 2020 Cisco and/or its affiliates.
+//
+// Copyright (c) 2020 Red Hat Inc. and/or its affiliates.
+//
+// Copyright (c) 2020 VMware, Inc.
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+// 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.
+```

.ci/license/template.txt

@@ -0,0 +1,13 @@
+{{copyright-holders}}SPDX-License-Identifier: Apache-2.0
+
+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.

.ci/yamllint.yml

@@ -0,0 +1,15 @@
+---
+extends: default
+
+yaml-files:
+  - '*.yaml'
+  - '*.yml'
+
+rules:
+  truthy: disable
+  # 80 chars should be enough, but don't fail if a line is longer
+  line-length: disable
+  comments-indentation:
+    ignore: .circleci/config.yml
+
+ignore: scripts/aws/aws-k8s-cni.yaml

.github/ISSUE_TEMPLATE.md

@@ -0,0 +1,9 @@
+Please switch to **Preview** and select one of the following links depending on your use-case:
+
+* [Feature](?template=spec.md)
+* [Bug](?template=bug.md)
+* [Question](?template=question.md)
+
+Once switched to the correct template, keep in mind that switching templates will remove all already entered data within this issue.
+
+Thank you for reaching out!

.github/ISSUE_TEMPLATE/bug.md

@@ -0,0 +1,30 @@
+## Expected Behavior
+
+<!--- Please describe the behavior you are expecting -->
+
+## Current Behavior
+
+<!--- What is the current behavior? -->
+
+## Failure Information (for bugs)
+
+<!--- Please help provide information about the failure if this is a bug. If it is not a bug, please remove the rest of this template. -->
+
+## Steps to Reproduce
+
+<!--- Please provide detailed steps for reproducing the issue: -->
+
+1. Step 1
+2. Step 2
+3. You get the idea...
+
+## Context
+
+<!--- Please provide any relevant information about your setup. This is important in case the issue is not reproducible except for under certain conditions. -->
+
+* Kubernetes Version:
+* etc.
+
+## Failure Logs
+
+<!--- Please include any relevant log snippets or files here. -->

.github/ISSUE_TEMPLATE/question.md

@@ -0,0 +1,20 @@
+## Question
+
+<!--- Please describe the behavior you are expecting -->
+
+
+## Examaples
+
+<!--- Please provide examples related to provided question -->
+
+
+## Context
+
+<!--- Please provide any relevant information about your setup. This is important in case the issue is not reproducible except for under certain conditions. -->
+
+* Kubernetes Version:
+* etc.
+
+## Other artifacts/Logs
+
+<!--- Please include any relevant log snippets or files here. -->

.github/ISSUE_TEMPLATE/spec.md

@@ -0,0 +1,11 @@
+## Overview
+
+<!--- Try to give a general description (optional if it overlaps with the content from the Google Docs file) -->
+
+## Link to the Google Docs document
+
+<!--- Please provide the link to the Google Docs document -->
+
+## References
+
+<!--- If present, you can share links to issues, PRs, etc.  -->

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,26 @@
+<!--- Put an `x` in all the boxes that this PR applies -->
+
+## Description
+<!--- Provide a general summary of your changes in the Title above -->
+
+
+## Issue link
+<!--- Please link to the issue here. -->
+
+
+## How Has This Been Tested?
+<!--- Provide information on how these changes are testing -->
+- [ ] Added unit testing to cover
+- [ ] Tested manually
+- [ ] Tested by integration testing
+- [ ] Have not tested
+
+<!--- Add additional comments about testing if needed. -->
+
+## Types of changes
+<!--- What types of changes does your code introduce -->
+- [ ] Bug fix
+- [ ] New functionallity
+- [ ] Documentation
+- [ ] Refactoring
+- [ ] CI

.github/workflows/automerge.yaml

@@ -0,0 +1,30 @@
+---
+name: automerge
+on:
+  workflow_run:
+    types:
+      - completed
+    workflows:
+      - 'ci'
+jobs:
+  automerge:
+    name: Automerge
+    runs-on: ubuntu-latest
+    if: ${{ github.event.workflow_run.conclusion == 'success' && github.actor == 'nsmbot' }}
+    steps:
+      - name: Check out the code
+        uses: actions/checkout@v2
+      - name: Fetch main
+        run: |
+          git remote -v
+          git fetch --depth=1 origin main
+      - name: Only allow go.mod, go.sum, *.gen.go files
+        run: |
+          find . -type f ! -name 'go.mod' ! -name 'go.sum' -exec git diff --exit-code origin/main -- {} +
+      - name: Merge PR
+        uses: ridedott/merge-me-action@master
+        with:
+          GITHUB_LOGIN: nsmbot
+          ENABLED_FOR_MANUAL_CHANGES: true
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          MAXIMUM_RETRIES: 25

.github/workflows/ci.yaml

@@ -0,0 +1,119 @@
+---
+name: ci
+on: pull_request
+jobs:
+  yamllint:
+    name: yamllint
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out code into the Go module directory
+        uses: actions/checkout@v2
+      - name: yaml-lint
+        uses: ibiqlik/action-yamllint@v1
+        with:
+          config_file: .ci/yamllint.yml
+          strict: true
+  build-and-test:
+    name: build and test
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+    steps:
+      - name: Check out code
+        uses: actions/checkout@v2
+      - name: Setup Go
+        uses: actions/setup-go@v1
+        with:
+          go-version: 1.16
+      - name: Build
+        run: go build -race  ./...
+      - name: Test
+        run: go test -race ./...
+  golangci-lint:
+    name: golangci-lint
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out code into the Go module directory
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - name: golangci-lint
+        uses: golangci/golangci-lint-action@v2
+        with:
+          version: v1.35.0
+  excludeFmtErrorf:
+    name: exclude fmt.Errorf
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Exclude fmt.Errorf
+        run: |
+          if grep -r --include=*.go --exclude=*.pb.go fmt.Errorf . ; then
+           echo "Please use errors.Errorf (or errors.New or errors.Wrap or errors.Wrapf) as appropriate rather than fmt.Errorf"
+           exit 1
+          fi
+
+  restrictNSMDeps:
+    name: Restrict dependencies on github.com/networkservicemesh/*
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Restrict dependencies on github.com/networkservicemesh/*
+        env:
+          ALLOWED_REPOSITORIES: "sdk, api, sdk-k8s, sdk-sriov, sdk-kernel"
+        run: |
+          for i in $(grep github.com/networkservicemesh/ go.mod | grep -v '^module' | sed 's;.*\(github.com\/networkservicemesh\/[^ ]*\).*;\1;g');do
+            if ! [ "$(echo ${ALLOWED_REPOSITORIES} | grep ${i#github.com/networkservicemesh/})" ]; then
+              echo Dependency on "${i}" is forbidden
+              exit 1
+            fi
+          done
+
+  checkgomod:
+    name: check go.mod and go.sum
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-go@v1
+        with:
+          go-version: 1.16
+      - run: go mod tidy
+      - name: Check for changes in go.mod or go.sum
+        run: |
+          git diff --name-only --exit-code go.mod || ( echo "Run go tidy" && false )
+          git diff --name-only --exit-code go.sum || ( echo "Run go tidy" && false )
+
+  gogenerate:
+    name: Check generated files
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: arduino/setup-protoc@master
+        with:
+          version: '3.8.0'
+      - uses: actions/setup-go@v1
+        with:
+          go-version: 1.16
+      - name: Install proto-gen-go
+        run: go get -u github.com/golang/protobuf/[email protected]
+      - name: Install go-syncmap
+        run: go get github.com/searKing/golang/tools/cmd/go-syncmap
+      - name: Generate files
+        run: go generate ./...
+      - name: Check for changes in generated code
+        run: |
+          if [[ $(git diff -- '*.gen.go') ]]; then
+            echo "Run go generate ./..." locally and commit changes
+            exit 1
+          fi
+  excludereplace:
+    name: Exclude Replace in go.mod
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the code
+        uses: actions/checkout@v2
+      - name: Exclude replace in go.mod
+        run: |
+          grep ^replace go.mod || exit 0
+          exit 1