GitHub Actions for lint

.circleci/config.yml

@@ -2,41 +2,6 @@ version: 2
 
 jobs:
 
-  lint:
-    working_directory: /work
-    docker: [{image: 'docker:20.10-git'}]
-    environment:
-      DOCKER_BUILDKIT: 1
-    steps:
-      - checkout
-      - setup_remote_docker:
-          version: 20.10.6
-          reusable: true
-          exclusive: false
-      - run:
-          name: "Docker version"
-          command: docker version
-      - run:
-          name: "Docker info"
-          command: docker info
-      - run:
-          name: "Shellcheck - build image"
-          command: |
-            docker build --progress=plain -f dockerfiles/Dockerfile.shellcheck --tag cli-validator:$CIRCLE_BUILD_NUM .
-      - run:
-          name: "Shellcheck"
-          command: |
-            docker run --rm cli-validator:$CIRCLE_BUILD_NUM \
-                make shellcheck
-      - run:
-          name: "Lint - build image"
-          command: |
-            docker build --progress=plain -f dockerfiles/Dockerfile.lint --tag cli-linter:$CIRCLE_BUILD_NUM .
-      - run:
-          name: "Lint"
-          command: |
-            docker run --rm cli-linter:$CIRCLE_BUILD_NUM
-
   cross:
     working_directory: /work
     docker: [{image: 'docker:20.10-git'}]
@@ -147,7 +112,6 @@ workflows:
   version: 2
   ci:
     jobs:
-      - lint
       - cross
       - test
       - validate

.github/workflows/validate.yml

@@ -0,0 +1,30 @@
+name: validate
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - 'master'
+      - '[0-9]+.[0-9]{2}'
+    tags:
+      - 'v*'
+  pull_request:
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        target:
+          - lint
+          - shellcheck
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v2
+      -
+        name: Run
+        uses: docker/bake-action@v1
+        with:
+          targets: ${{ matrix.target }}

Makefile

@@ -25,10 +25,6 @@ test-coverage: ## run test coverage
 fmt:
 	go list -f {{.Dir}} ./... | xargs gofmt -w -s -d
 
-.PHONY: lint
-lint: ## run all the lint tools
-	gometalinter --config gometalinter.json ./...
-
 .PHONY: binary
 binary:
 	docker buildx bake binary
@@ -71,10 +67,6 @@ manpages: ## generate man pages from go source and markdown
 yamldocs: ## generate documentation YAML files consumed by docs repo
 	scripts/docs/generate-yaml.sh
 
-.PHONY: shellcheck
-shellcheck: ## run shellcheck validation
-	scripts/validate/shellcheck
-
 .PHONY: help
 help: ## print this help
 	@awk 'BEGIN {FS = ":.*?## "} /^[a-zA-Z0-9_-]+:.*?## / {gsub("\\\\n",sprintf("\n%22c",""), $$2);printf "\033[36m%-20s\033[0m %s\n", $$1, $$2}' $(MAKEFILE_LIST)

docker-bake.hcl

@@ -61,3 +61,15 @@ target "cross" {
 target "dynbinary-cross" {
     inherits = ["dynbinary", "_all_platforms"]
 }
+
+target "lint" {
+    dockerfile = "./dockerfiles/Dockerfile.lint"
+    target = "lint"
+    output = ["type=cacheonly"]
+}
+
+target "shellcheck" {
+    dockerfile = "./dockerfiles/Dockerfile.shellcheck"
+    target = "shellcheck"
+    output = ["type=cacheonly"]
+}

docker.Makefile

@@ -11,9 +11,7 @@ DOCKER_CLI_GO_BUILD_CACHE ?= y
 
 DEV_DOCKER_IMAGE_NAME = docker-cli-dev$(IMAGE_TAG)
 BINARY_NATIVE_IMAGE_NAME = docker-cli-native$(IMAGE_TAG)
-LINTER_IMAGE_NAME = docker-cli-lint$(IMAGE_TAG)
 CROSS_IMAGE_NAME = docker-cli-cross$(IMAGE_TAG)
-VALIDATE_IMAGE_NAME = docker-cli-shell-validate$(IMAGE_TAG)
 E2E_IMAGE_NAME = docker-cli-e2e$(IMAGE_TAG)
 E2E_ENGINE_VERSION ?=
 CACHE_VOLUME_NAME := docker-cli-dev-cache
@@ -32,17 +30,6 @@ build_docker_image:
 	# build dockerfile from stdin so that we don't send the build-context; source is bind-mounted in the development environment
 	cat ./dockerfiles/Dockerfile.dev | docker build ${DOCKER_BUILD_ARGS} --build-arg=GO_VERSION -t $(DEV_DOCKER_IMAGE_NAME) -
 
-# build docker image having the linting tools (dockerfiles/Dockerfile.lint)
-.PHONY: build_linter_image
-build_linter_image:
-	# build dockerfile from stdin so that we don't send the build-context; source is bind-mounted in the development environment
-	cat ./dockerfiles/Dockerfile.lint | docker build ${DOCKER_BUILD_ARGS} --build-arg=GO_VERSION -t $(LINTER_IMAGE_NAME) -
-
-.PHONY: build_shell_validate_image
-build_shell_validate_image:
-	# build dockerfile from stdin so that we don't send the build-context; source is bind-mounted in the development environment
-	cat ./dockerfiles/Dockerfile.shellcheck | docker build --build-arg=GO_VERSION -t $(VALIDATE_IMAGE_NAME) -
-
 .PHONY: build_binary_native_image
 build_binary_native_image:
 	# build dockerfile from stdin so that we don't send the build-context; source is bind-mounted in the development environment
@@ -92,8 +79,8 @@ dev: build_docker_image ## start a build container in interactive mode for in-co
 shell: dev ## alias for dev
 
 .PHONY: lint
-lint: build_linter_image ## run linters
-	$(DOCKER_RUN) -it $(LINTER_IMAGE_NAME)
+lint: ## run linters
+	docker buildx bake lint
 
 .PHONY: fmt
 fmt: ## run gofmt
@@ -120,8 +107,8 @@ yamldocs: build_docker_image ## generate documentation YAML files consumed by do
 	$(DOCKER_RUN) -it $(DEV_DOCKER_IMAGE_NAME) make yamldocs
 
 .PHONY: shellcheck
-shellcheck: build_shell_validate_image ## run shellcheck validation
-	$(DOCKER_RUN) -it $(VALIDATE_IMAGE_NAME) make shellcheck
+shellcheck: ## run shellcheck validation
+	docker buildx bake shellcheck
 
 .PHONY: test-e2e
 test-e2e: test-e2e-non-experimental test-e2e-experimental test-e2e-connhelper-ssh ## run all e2e tests

dockerfiles/Dockerfile.lint

@@ -1,24 +1,16 @@
 # syntax=docker/dockerfile:1.3
 
 ARG GO_VERSION=1.16.6
-ARG GOLANGCI_LINTER_SHA="v1.21.0"
+ARG GOLANGCI_LINT_VERSION=v1.23.8
 
-FROM    golang:${GO_VERSION}-alpine AS build
-ENV     CGO_ENABLED=0
-RUN     apk add --no-cache git
-ARG     GOLANGCI_LINTER_SHA
-ARG     GO111MODULE=on
-RUN --mount=type=cache,target=/root/.cache/go-build \
-    --mount=type=cache,target=/go/pkg/mod \
-        go get github.com/golangci/golangci-lint/cmd/golangci-lint@${GOLANGCI_LINTER_SHA}
+FROM golangci/golangci-lint:${GOLANGCI_LINT_VERSION}-alpine AS golangci-lint
 
-FROM    golang:${GO_VERSION}-alpine AS lint
-ENV     GO111MODULE=off
-ENV     CGO_ENABLED=0
-ENV     DISABLE_WARN_OUTSIDE_CONTAINER=1
-COPY --from=build /go/bin/golangci-lint /usr/local/bin
+FROM golang:${GO_VERSION}-alpine AS lint
+ENV GO111MODULE=off
+ENV CGO_ENABLED=0
+ENV GOGC=75
 WORKDIR /go/src/github.com/docker/cli
-ENV     GOGC=75
-ENTRYPOINT ["/usr/local/bin/golangci-lint"]
-CMD     ["run", "--config=.golangci.yml"]
-COPY    . .
+COPY --from=golangci-lint /usr/bin/golangci-lint /usr/bin/golangci-lint
+RUN --mount=type=bind,target=. \
+    --mount=type=cache,target=/root/.cache \
+        golangci-lint run

dockerfiles/Dockerfile.shellcheck

@@ -1,5 +1,7 @@
-FROM    koalaman/shellcheck-alpine:v0.7.1
-RUN     apk add --no-cache bash make
+# syntax=docker/dockerfile:1.3
+
+FROM koalaman/shellcheck-alpine:v0.7.1 AS shellcheck
 WORKDIR /go/src/github.com/docker/cli
-ENV     DISABLE_WARN_OUTSIDE_CONTAINER=1
-COPY    . .
+RUN --mount=type=bind,target=. \
+  set -eo pipefail; \
+  find scripts/ contrib/completion/bash -type f | grep -v scripts/winresources | grep -v '.*.ps1' | xargs shellcheck