Build images without bazel

.dockerignore

@@ -0,0 +1 @@
+_output/

.gitignore

@@ -4,4 +4,5 @@
 .DS_Store
 /.vscode/*
 
+_output/
 /hack/tools/bin/

Makefile

@@ -12,30 +12,58 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+WHAT ?= ./...
+DOCKER_REPO ?= gcr.io/k8s-prow/boskos
+DOCKER_TAG ?= v$(shell date -u '+%Y%m%d')-$(shell git describe --tags --always --dirty)
+OUTPUT_DIR ?= _output
+
 TOOLS_DIR := hack/tools
 BIN_DIR := bin
 TOOLS_BIN_DIR := $(TOOLS_DIR)/$(BIN_DIR)
+OUTPUT_BIN_DIR := $(OUTPUT_DIR)/$(BIN_DIR)
 
 GOTESTSUM := $(TOOLS_BIN_DIR)/gotestsum
 GOLANGCI_LINT := $(TOOLS_BIN_DIR)/golangci-lint
 
+export GO_VERSION=1.14.3
 export GO111MODULE=on
+export DOCKER_REPO
+export DOCKER_TAG
 
 .PHONY: all
 all: build
 
 # TODO(ixdy): containerize
 .PHONY: build
 build:
-	go build ./...
+	MINIMUM_GO_VERSION=go$(GO_VERSION) ./hack/ensure-go.sh
+	mkdir -p "$(OUTPUT_BIN_DIR)"
+	go build -o "$(OUTPUT_BIN_DIR)" $(WHAT)
 
 .PHONY: test
 test: $(GOTESTSUM)
-	$(GOTESTSUM) $${ARTIFACTS:+--junitfile="${ARTIFACTS}/junit.xml"} ./...
+	MINIMUM_GO_VERSION=go$(GO_VERSION) ./hack/ensure-go.sh
+	$(GOTESTSUM) $${ARTIFACTS:+--junitfile="${ARTIFACTS}/junit.xml"} $(WHAT)
+
+.PHONY: images
+images: aws-janitor-image
+images: aws-janitor-boskos-image
+images: boskos-image
+images: boskosctl-image
+images: cleaner-image
+images: fake-mason-image
+images: janitor-image
+images: metrics-image
+images: reaper-image
+
+.PHONY: %-image
+%-image:
+	./images/build.sh $*
 
 .PHONY: clean
 clean:
-	rm -rf $(TOOLS_BIN_DIR)
+	rm -rf "$(OUTPUT_DIR)"
+	rm -rf "$(TOOLS_BIN_DIR)"
 
 .PHONY: update-modules
 update-modules:

hack/ensure-go.sh

@@ -0,0 +1,47 @@
+#!/usr/bin/env bash
+
+# Copyright 2020 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.
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+# Ensure the go tool exists and is a viable version.
+verify_go_version() {
+  if [[ -z "$(command -v go)" ]]; then
+    cat >&2 <<EOF
+Can't find 'go' in PATH, please fix and retry.
+See http://golang.org/doc/install for installation instructions.
+EOF
+    return 2
+  fi
+
+  if [[ -z "${MINIMUM_GO_VERSION:-}" ]]; then
+    return 0
+  fi
+
+  local go_version
+  IFS=" " read -ra go_version <<< "$(go version)"
+  if [[ "${MINIMUM_GO_VERSION}" != $(echo -e "${MINIMUM_GO_VERSION}\n${go_version[2]}" | sort -s -t. -k 1,1 -k 2,2n -k 3,3n | head -n1) && "${go_version[2]}" != "devel" ]]; then
+    cat >&2 <<EOF
+Detected go version: ${go_version[*]}.
+Boskos requires ${MINIMUM_GO_VERSION} or greater.
+Please install ${MINIMUM_GO_VERSION} or later.
+EOF
+    return 2
+  fi
+}
+
+verify_go_version

images/boskosctl/Dockerfile

@@ -0,0 +1,38 @@
+# Copyright 2020 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.
+
+# Installs a few extra tools folks might want to use when running boskosctl.
+
+ARG go_version
+ARG alpine_version=3.11
+
+FROM golang:${go_version}-alpine${alpine_version} as build
+WORKDIR /go/src/app
+
+RUN apk add bash make
+
+# Cache module downloads
+COPY go.mod go.mod
+COPY go.sum go.sum
+RUN go mod download
+
+COPY . .
+RUN make build WHAT=./cmd/boskosctl
+
+FROM alpine:${alpine_version}
+
+RUN apk add bash jq
+
+COPY --from=build "/go/src/app/_output/bin/boskosctl" /bin/boskosctl
+ENTRYPOINT ["/bin/boskosctl"]

images/build.sh

@@ -0,0 +1,62 @@
+#!/bin/bash
+# Copyright 2020 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.
+
+# This takes in environment variables and outputs data used by Bazel
+# to set key-value pairs
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+if [[ -z "${DOCKER_REPO:-}" ]]; then
+    echo "DOCKER_REPO must be set!" >&2
+    exit 1
+fi
+
+if [[ -z "${DOCKER_TAG:-}" ]]; then
+    echo "DOCKER_TAG must be set!" >&2
+    exit 1
+fi
+
+docker_build() {
+    local binary=$1
+    local package
+    # TODO(ixdy): fix project layout for aws-janitor binaries
+    case "${binary}" in
+        aws-janitor)
+            package="./aws-janitor"
+            ;;
+        aws-janitor-boskos)
+            package="./aws-janitor/cmd/aws-janitor-boskos"
+            ;;
+        *)
+            package="./cmd/${binary}"
+    esac
+    local image_dir
+    if [[ -d ./images/"${binary}" ]]; then
+        image_dir="${binary}"
+    else
+        image_dir="default"
+    fi
+    docker build --pull \
+        --build-arg "go_version=${GO_VERSION}" \
+        --build-arg "package=${package}" \
+        --build-arg "binary=${binary}" \
+        -t "${DOCKER_REPO}/${binary}:${DOCKER_TAG}" \
+        -t "${DOCKER_REPO}/${binary}:latest" \
+        -f "./images/${image_dir}/Dockerfile" .
+}
+
+docker_build $@

images/default/Dockerfile

@@ -0,0 +1,37 @@
+# Copyright 2020 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.
+
+# Most of the images can be based on distroless, which is fairly lightweight.
+
+ARG go_version
+
+FROM golang:${go_version} as build
+WORKDIR /go/src/app
+
+# Cache module downloads
+COPY go.mod go.mod
+COPY go.sum go.sum
+RUN go mod download
+
+COPY . .
+# Cache build output too
+RUN make build
+
+ARG package
+RUN make build WHAT="${package}"
+
+FROM gcr.io/distroless/base-debian10
+ARG binary
+COPY --from=build "/go/src/app/_output/bin/${binary}" /app
+ENTRYPOINT ["/app"]

images/janitor/Dockerfile

@@ -0,0 +1,41 @@
+# Copyright 2020 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.
+
+# The GCP janitor requires gcloud, so this image is based on the google cloud-sdk image.
+
+ARG go_version
+
+FROM golang:${go_version} as build
+WORKDIR /go/src/app
+
+# Cache module downloads
+COPY go.mod go.mod
+COPY go.sum go.sum
+RUN go mod download
+
+COPY . .
+# Cache build output too
+RUN make build
+
+ARG package
+RUN make build WHAT="${package}"
+
+FROM gcr.io/google.com/cloudsdktool/cloud-sdk:277.0.0-slim
+ARG binary
+COPY ./cmd/janitor/gcp_janitor.py /bin
+COPY --from=build "/go/src/app/_output/bin/${binary}" /bin/janitor
+
+# the entrypoint must be sh
+# https://github.com/kubernetes/test-infra/issues/5877
+ENTRYPOINT ["/bin/sh", "-c", "/bin/echo starting janitor && /bin/janitor \"$@\"", "--"]