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# Copyright 2017 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.
+
.PHONY: build-% build container-% container push-% push clean test
+
# A space-separated list of all commands in the repository, must be
# set in main Makefile of a repository.
# CMDS=
+
# This is the default. It can be overridden in the main Makefile after
# including build.make.
REGISTRY_NAME=quay.io/k8scsi
+
# Revision that gets built into each binary via the main.version
# string. Uses the `git describe` output based on the most recent
# version tag with a short revision suffix or, if nothing has been
# tagged yet, just the revision.
#
# Beware that tags may also be missing in shallow clones as done by
# some CI systems (like TravisCI, which pulls only 50 commits).
REV=$(shell git describe --long --tags --match='v*' --dirty 2>/dev/null || git rev-list -n1 HEAD)
+
# A space-separated list of image tags under which the current build is to be pushed.
# Determined dynamically.
IMAGE_TAGS=
+
# A "canary" image gets built if the current commit is the head of the remote "master" branch.
# That branch does not exist when building some other branch in TravisCI.
IMAGE_TAGS+=$(shell if [ "$$(git rev-list -n1 HEAD)" = "$$(git rev-list -n1 origin/master 2>/dev/null)" ]; then echo "canary"; fi)
+
# A "X.Y.Z-canary" image gets built if the current commit is the head of a "origin/release-X.Y.Z" branch.
# The actual suffix does not matter, only the "release-" prefix is checked.
IMAGE_TAGS+=$(shell git branch -r --points-at=HEAD | grep 'origin/release-' | grep -v -e ' -> ' | sed -e 's;.*/release-\(.*\);\1-canary;')
+
# A release image "vX.Y.Z" gets built if there is a tag of that format for the current commit.
# --abbrev=0 suppresses long format, only showing the closest tag.
IMAGE_TAGS+=$(shell tagged="$$(git describe --tags --match='v*' --abbrev=0)"; if [ "$$tagged" ] && [ "$$(git rev-list -n1 HEAD)" = "$$(git rev-list -n1 $$tagged)" ]; then echo $$tagged; fi)
+
# Images are named after the command contained in them.
IMAGE_NAME=$(REGISTRY_NAME)/$*
+
ifdef V
TESTARGS = -v -args -alsologtostderr -v 5
else
TESTARGS =
endif
+
build-%:
mkdir -p bin
CGO_ENABLED=0 GOOS=linux go build -a -ldflags '-X main.version=$(REV) -extldflags "-static"' -o ./bin/$* ./cmd/$*
+
container-%: build-%
docker build -t $*:latest -f $(shell if [ -e ./cmd/$*/Dockerfile ]; then echo ./cmd/$*/Dockerfile; else echo Dockerfile; fi) --label revision=$(REV) .
+
push-%: container-%
set -ex; \
push_image () { \
docker tag $*:latest $(IMAGE_NAME):$$tag; \
docker push $(IMAGE_NAME):$$tag; \
}; \
for tag in $(IMAGE_TAGS); do \
if echo $$tag | grep -q -e '-canary$$'; then \
: "creating or overwriting canary image"; \
push_image; \
elif docker pull $(IMAGE_NAME):$$tag 2>&1 | tee /dev/stderr | grep -q "manifest for $(IMAGE_NAME):$$tag not found"; then \
: "creating release image"; \
push_image; \
else \
: "release image $(IMAGE_NAME):$$tag already exists, skipping push"; \
fi; \
done
+
build: $(CMDS:%=build-%)
container: $(CMDS:%=container-%)
push: $(CMDS:%=push-%)
+
clean:
-rm -rf bin
+
test:
go test `go list ./... | grep -v 'vendor'` $(TESTARGS)
go vet `go list ./... | grep -v vendor`
files=$$(find . -name '*.go' | grep -v './vendor'); \
if [ $$(gofmt -d $$files | wc -l) -ne 0 ]; then \
echo "formatting errors:"; \
gofmt -d $$files; \
false; \
fi
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