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Diffstat (limited to 'tools/images.mk')
| -rw-r--r-- | tools/images.mk | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/tools/images.mk b/tools/images.mk deleted file mode 100644 index 46f56bb2c..000000000 --- a/tools/images.mk +++ /dev/null @@ -1,169 +0,0 @@ -#!/usr/bin/make -f - -# Copyright 2018 The gVisor 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. - -## -## Docker image targets. -## -## Images used by the tests must also be built and available locally. -## The canonical test targets defined below will automatically load -## relevant images. These can be loaded or built manually via these -## targets. -## -## (*) Note that you may provide an ARCH parameter in order to build -## and load images from an alternate archiecture (using qemu). When -## bazel is run as a server, this has the effect of running an full -## cross-architecture chain, and can produce cross-compiled binaries. -## - -# ARCH is the architecture used for the build. This may be overriden at the -# command line in order to perform a cross-build (in a limited capacity). -ARCH := $(shell uname -m) -ifneq ($(ARCH),$(shell uname -m)) -DOCKER_PLATFORM_ARGS := --platform=$(ARCH) -else -DOCKER_PLATFORM_ARGS := -endif - -# Note that the image prefixes used here must match the image mangling in -# runsc/testutil.MangleImage. Names are mangled in this way to ensure that all -# tests are using locally-defined images (that are consistent and idempotent). -REMOTE_IMAGE_PREFIX ?= gcr.io/gvisor-presubmit -LOCAL_IMAGE_PREFIX ?= gvisor.dev/images -ALL_IMAGES := $(subst /,_,$(subst images/,,$(shell find images/ -name Dockerfile -o -name Dockerfile.$(ARCH) | xargs -n 1 dirname | uniq))) -SUB_IMAGES := $(foreach image,$(ALL_IMAGES),$(if $(findstring _,$(image)),$(image),)) -IMAGE_GROUPS := $(sort $(foreach image,$(SUB_IMAGES),$(firstword $(subst _, ,$(image))))) - -define expand_group = -load-$(1): $$(patsubst $(1)_%, load-$(1)_%, $$(filter $(1)_%,$$(ALL_IMAGES))) - @ -.PHONY: load-$(1) -push-$(1): $$(patsubst $(1)_%, push-$(1)_%, $$(filter $(1)_%,$$(ALL_IMAGES))) - @ -.PHONY: push-$(1) -endef -$(foreach group,$(IMAGE_GROUPS),$(eval $(call expand_group,$(group)))) - -list-all-images: ## List all images. - @for image in $(ALL_IMAGES); do echo $${image}; done -.PHONY: list-all-images - -load-all-images: ## Load all images. -load-all-images: $(patsubst %,load-%,$(ALL_IMAGES)) -.PHONY: load-all-images - -push-all-images: ## Push all images. -push-all-images: $(patsubst %,push-%,$(ALL_IMAGES)) -.PHONY: push-all-images - -# path and dockerfile are used to extract the relevant path and dockerfile -# (depending on what's available for the given architecture). -path = images/$(subst _,/,$(1)) -dockerfile = $$(if [ -f "$(call path,$(1))/Dockerfile.$(ARCH)" ]; then echo Dockerfile.$(ARCH); else echo Dockerfile; fi) - -# The tag construct is used to memoize the image generated (see README.md). -# This scheme is used to enable aggressive caching in a central repository, but -# ensuring that images will always be sourced using the local files. -tag = $(shell cd images && find $(subst _,/,$(1)) -type f | sort | xargs -n 1 sha256sum | sha256sum - | cut -c 1-16) -remote_image = $(REMOTE_IMAGE_PREFIX)/$(subst _,/,$(1))_$(ARCH) -local_image = $(LOCAL_IMAGE_PREFIX)/$(subst _,/,$(1)) - -# Include all existing images as targets here. -# -# Note that we use a _ for the tag separator, instead of :, as the latter is -# interpreted by Make, unfortunately. tag_expand expands the generic rules to -# tag-specific targets. These is needed to provide sensible targets for load -# below, with caching. Basically, if there is a rule generated here, then the -# load will be skipped. If there is no load generated here, then the default -# rule for load will kick in. -# -# Note that if this rule does not successfully rule, we will simply have -# additional Docker pull commands that run for all images that are already -# pulled. No real harm done. -EXISTING_IMAGES = $(shell docker images --format '{{.Repository}}_{{.Tag}}' | grep -v '<none>') -define existing_image_rule = -loaded0_$(1)=load-$$(1): tag-$$(1) # Already available. -loaded1_$(1)=.PHONY: load-$$(1) -endef -$(foreach image, $(EXISTING_IMAGES), $(eval $(call existing_image_rule,$(image)))) -define tag_expand_rule = -$(eval $(loaded0_$(call remote_image,$(1))_$(call tag,$(1)))) -$(eval $(loaded1_$(call remote_image,$(1))_$(call tag,$(1)))) -endef -$(foreach image, $(ALL_IMAGES), $(eval $(call tag_expand_rule,$(image)))) - -# tag tags a local image. This applies both the hash-based tag from above to -# ensure that caching works as expected, as well as the "latest" tag that is -# used by the tests. -local_tag = \ - docker tag $(call remote_image,$(1)):$(call tag,$(1)) $(call local_image,$(1)):$(call tag,$(1)) -latest_tag = \ - docker tag $(call local_image,$(1)):$(call tag,$(1)) $(call local_image,$(1)) -tag-%: ## Tag a local image. - @$(call header,TAG $*) - @$(call local_tag,$*) && $(call latest_tag,$*) - -# pull forces the image to be pulled. -pull = \ - $(call header,PULL $(1)) && \ - docker pull $(DOCKER_PLATFORM_ARGS) $(call remote_image,$(1)):$(call tag,$(1)) && \ - $(call local_tag,$(1)) && \ - $(call latest_tag,$(1)) -pull-%: register-cross ## Force a repull of the image. - @$(call pull,$*) - -# rebuild builds the image locally. Only the "remote" tag will be applied. Note -# we need to explicitly repull the base layer in order to ensure that the -# architecture is correct. Note that we use the term "rebuild" here to avoid -# conflicting with the bazel "build" terminology, which is used elsewhere. -rebuild = \ - $(call header,REBUILD $(1)) && \ - (T=$$(mktemp -d) && cp -a $(call path,$(1))/* $$T && \ - $(foreach image,$(shell grep FROM "$(call path,$(1))/$(call dockerfile,$(1))" 2>/dev/null | cut -d' ' -f2),docker pull $(DOCKER_PLATFORM_ARGS) $(image) &&) \ - docker build $(DOCKER_PLATFORM_ARGS) \ - -f "$$T/$(call dockerfile,$(1))" \ - -t "$(call remote_image,$(1)):$(call tag,$(1))" \ - $$T && \ - rm -rf $$T) && \ - $(call local_tag,$(1)) && \ - $(call latest_tag,$(1)) -rebuild-%: register-cross ## Force rebuild an image locally. - @$(call rebuild,$*) - -# load will either pull the "remote" or build it locally. This is the preferred -# entrypoint, as it should never fail. The local tag should always be set after -# this returns (either by the pull or the build). -load-%: register-cross ## Pull or build an image locally. - @($(call pull,$*)) || ($(call rebuild,$*)) - -# push pushes the remote image, after either pulling (to validate that the tag -# already exists) or building manually. Note that this generic rule will match -# the fully-expanded remote image tag. -push-%: load-% ## Push a given image. - @docker push $(call remote_image,$*):$(call tag,$*) - -# register-cross registers the necessary qemu binaries for cross-compilation. -# This may be used by any target that may execute containers that are not the -# native format. Note that this will only apply on the first execution. -register-cross: -ifneq ($(ARCH),$(shell uname -m)) -ifeq (,$(wildcard /proc/sys/fs/binfmt_misc/qemu-*)) - @docker run --rm --privileged multiarch/qemu-user-static --reset --persistent yes -else - @ -endif -else - @ -endif |