etags/Makefile

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# Copyright 2016 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 binaries to build (just the basenames).
BINS := etags
# Where to push the docker image.
REGISTRY ?= r-push.lerch.org
# This version-strategy uses git tags to set the version string
VERSION ?= $(shell git describe --tags --always --dirty)
#
# This version-strategy uses a manual value to set the version string
#VERSION ?= 1.2.3
###
### These variables should not need tweaking.
###
DKR := $(shell if command -v docker > /dev/null 2>&1; then echo "docker"; else echo "podman"; fi)
# Rootless podman, "root" in the shell will be the uid of the user
UID ?= $(shell if [ "$(DKR)" = "podman" ]; then echo 0; else id -u; fi)
GID ?= $(shell if [ "$(DKR)" = "podman" ]; then echo 0; else id -g; fi)
SRC_DIRS := cmd pkg # directories which hold app source (not vendored)
# Windows not working atm
#ALL_PLATFORMS := linux/amd64 linux/arm linux/arm64 linux/ppc64le linux/s390x
# Unlikely I'll run on ppc or s390x anytime soon
ALL_PLATFORMS := linux/amd64 linux/arm linux/arm64
# Used internally. Users should pass BUILDOS and/or BUILDARCH.
# guess if go isn't installed on the host
OS := $(if $(BUILDOS),$(BUILDOS),$(shell go env BUILDOS 2>/dev/null || uname -s | tr '[:upper:]' '[:lower:]'))
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HOSTARCH := $(shell uname -m)
HOSTARCH := $(if $(findstring armv5,$(HOSTARCH)),armv5,$(HOSTARCH))
HOSTARCH := $(if $(findstring armv5,$(HOSTARCH)),armv5,$(HOSTARCH))
HOSTARCH := $(if $(findstring armv6,$(HOSTARCH)),armv6,$(HOSTARCH))
HOSTARCH := $(if $(findstring armv7,$(HOSTARCH)),armv7,$(HOSTARCH))
HOSTARCH := $(if $(subst aarch64,,$(HOSTARCH)),$(HOSTARCH),arm64)
HOSTARCH := $(if $(subst x86,,$(HOSTARCH)),$(HOSTARCH),386)
HOSTARCH := $(if $(subst x86_64,,$(HOSTARCH)),$(HOSTARCH),amd64)
HOSTARCH := $(if $(subst i686,,$(HOSTARCH)),$(HOSTARCH),386)
HOSTARCH := $(if $(subst i386,,$(HOSTARCH)),$(HOSTARCH),386)
ARCH := $(if $(BUILDARCH),$(BUILDARCH),$(HOSTARCH))
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TAG := $(VERSION)__$(OS)_$(ARCH)
BUILD_IMAGE ?= python:3.8.7-alpine3.12
# For the following OS/ARCH expansions, we transform OS/ARCH into OS_ARCH
# because make pattern rules don't match with embedded '/' characters.
container-%:
@$(MAKE) container \
--no-print-directory \
GOOS=$(firstword $(subst _, ,$*)) \
GOARCH=$(lastword $(subst _, ,$*))\
BUILDOS=$(firstword $(subst _, ,$*)) \
BUILDARCH=$(lastword $(subst _, ,$*))
push-%:
@$(MAKE) push \
--no-print-directory \
BUILDOS=$(firstword $(subst _, ,$*)) \
BUILDARCH=$(lastword $(subst _, ,$*))
all-container: # @HELP builds containers for all platforms
all-container: $(addprefix container-, $(subst /,_, $(ALL_PLATFORMS)))
all-push: # @HELP pushes containers for all platforms to the defined registry
all-push: $(addprefix push-, $(subst /,_, $(ALL_PLATFORMS)))
CONTAINER_DOTFILES = $(foreach bin,$(BINS),.container-$(subst /,_,$(REGISTRY)/$(bin))-$(TAG))
container containers: # @HELP builds containers for one platform ($OS/$ARCH)
container containers: $(CONTAINER_DOTFILES)
@for bin in $(BINS); do \
echo "container: $(REGISTRY)/$$bin:$(TAG)"; \
done
# Each container-dotfile target can reference a $(BIN) variable.
# This is done in 2 steps to enable target-specific variables.
$(foreach bin,$(BINS),$(eval $(strip \
.container-$(subst /,_,$(REGISTRY)/$(bin))-$(TAG): BIN = $(bin) \
)))
$(foreach bin,$(BINS),$(eval \
.container-$(subst /,_,$(REGISTRY)/$(bin))-$(TAG): Dockerfile \
))
# This is the target definition for all container-dotfiles.
# These are used to track build state in hidden files.
$(CONTAINER_DOTFILES):
@sed \
-e 's|{ARG_BIN}|$(BIN)|g' \
-e 's|{ARG_ARCH}|$(ARCH)|g' \
-e 's|{ARG_OS}|$(OS)|g' \
Dockerfile > .dockerfile-$(BIN)-$(OS)_$(ARCH)
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@export DOCKER_CLI_EXPERIMENTAL=enabled && \
if $(DKR) --version | grep -q podman; then \
[ "$(HOSTARCH)" != "$(ARCH)" ] && \
echo "Podman build on different arch is likely broken" && \
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echo "See: https://github.com/containers/buildah/issues/1590"; \
$(DKR) build --platform $(OS)/$(ARCH) -t $(REGISTRY)/$(BIN):$(TAG) \
-f .dockerfile-$(BIN)-$(OS)_$(ARCH) .; \
else \
$(DKR) build --pull --no-cache \
-t $(REGISTRY)/$(BIN):$(TAG) -f .dockerfile-$(BIN)-$(OS)_$(ARCH) \
--platform $(OS)/$(ARCH) \
. ; \
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fi
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@$(DKR) images -q $(REGISTRY)/$(BIN):$(TAG) > $@
@echo
push: # @HELP pushes the container for one platform ($OS/$ARCH) to the defined registry
push: $(CONTAINER_DOTFILES)
@for bin in $(BINS); do \
$(DKR) push $(REGISTRY)/$$bin:$(TAG); \
done
# TODO: podman and docker are pretty different wrt manifests and workflow here
# docker is experimental CLI and requires pushed images (which then should probably
# be untagged on the server), podman can push everything at once when the manifest
# is cleaned
manifest-list: # @HELP builds a manifest list of containers for all platforms
manifest-list: all-container
@export DOCKER_CLI_EXPERIMENTAL=enabled && \
if $(DKR) --version | grep -q podman; then \
for bin in $(BINS); do \
$(DKR) manifest create $(REGISTRY)/$$bin:$(VERSION); \
for platform in $(ALL_PLATFORMS); do \
$(DKR) manifest add --arch $$(echo $$platform | cut -d/ -f2) \
$(REGISTRY)/$$bin:$(VERSION) \
$(REGISTRY)/$$bin:$(VERSION)__$$(echo $$platform | sed 's#/#_#g'); \
done; \
$(DKR) manifest push --all $(REGISTRY)/$$bin:$(VERSION) \
docker://$(REGISTRY)/$$bin:$(VERSION); \
done; \
else \
for bin in $(BINS); do \
cmd="$(DKR) manifest create $(REGISTRY)/$$bin:$(VERSION)"; \
for platform in $(ALL_PLATFORMS); do \
cmd="$$cmd $(REGISTRY)/$$bin:$(VERSION)__$$(echo $$platform | sed 's#/#_#g')"; \
$(DKR) push $(REGISTRY)/$$bin:$(VERSION)__$$(echo $$platform | sed 's#/#_#g'); \
done; \
eval "$$cmd"; \
for platform in $(ALL_PLATFORMS); do \
$(DKR) manifest annotate --arch $$(echo $$platform | cut -d/ -f2) \
$(REGISTRY)/$$bin:$(VERSION) \
$(REGISTRY)/$$bin:$(VERSION)__$$(echo $$platform | sed 's#/#_#g'); \
done; \
$(DKR) manifest push $(REGISTRY)/$$bin:$(VERSION); \
done; \
fi
version: # @HELP outputs the version string
version:
@echo $(VERSION)
test: # @HELP runs tests, as defined in ./build/test.sh (not yet implemented)
test: $(BUILD_DIRS)
@$(DKR) run \
-i \
--rm \
-u $(UID):$(GID) \
-v $$(pwd):/src \
-w /src \
--env HTTP_PROXY=$(HTTP_PROXY) \
--env HTTPS_PROXY=$(HTTPS_PROXY) \
$(BUILD_IMAGE) \
/bin/sh -c " \
ARCH=$(ARCH) \
OS=$(OS) \
VERSION=$(VERSION) \
./build/test.sh $(SRC_DIRS) \
"
$(BUILD_DIRS):
@mkdir -p $@
clean: # @HELP removes built binaries and temporary files
clean: container-clean bin-clean
container-clean:
@rm -rf .container-* .dockerfile-*; \
for bin in $(BINS); do \
if $(DKR) --version |grep -q podman; then \
$(DKR) image exists "$(REGISTRY)/$$bin:$(VERSION)" && \
$(DKR) image rm "$(REGISTRY)/$$bin:$(VERSION)"; \
else \
$(DKR) image rm "$(REGISTRY)/$$bin:$(VERSION)"; \
fi; \
for platform in $(ALL_PLATFORMS); do \
if $(DKR) --version |grep -q podman; then \
$(DKR) image exists \
"$(REGISTRY)/$$bin:$(VERSION)__$$(echo $$platform | sed 's#/#_#g')" && \
$(DKR) image rm \
"$(REGISTRY)/$$bin:$(VERSION)__$$(echo $$platform | sed 's#/#_#g')"; \
else \
$(DKR) image rm \
"$(REGISTRY)/$$bin:$(VERSION)__$$(echo $$platform | sed 's#/#_#g')"; \
fi; \
done; \
done; true
bin-clean:
rm -rf .go bin
help: # @HELP prints this message
help:
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@echo "NOTE: Use BUILDARCH/BUILDOS variables to override OS/ARCH"
@echo
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@echo "VARIABLES:"
@echo " BINS = $(BINS)"
@echo " OS = $(OS)"
@echo " ARCH = $(ARCH)"
@echo " REGISTRY = $(REGISTRY)"
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@echo " HOSTARCH = $(HOSTARCH)"
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@echo
@echo "TARGETS:"
@grep -E '^.*: *# *@HELP' $(MAKEFILE_LIST) \
| awk ' \
BEGIN {FS = ": *# *@HELP"}; \
{ printf " %-30s %s\n", $$1, $$2 }; \
'