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tests: Use multi-stage builds for LTP

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Signed-off-by: Rolf Neugebauer <rolf.neugebauer@docker.com>
This commit is contained in:
Rolf Neugebauer 2017-05-30 11:06:47 +01:00
parent 3d745c378b
commit 4423d1943a
3 changed files with 19 additions and 46 deletions
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12
test/pkg/ltp/Dockerfile.build → test/pkg/ltp/Dockerfile
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@ -1,7 +1,6 @@
FROM debian:jessie
ARG LTP_VERSION
FROM debian:jessie@sha256:476959f29a17423a24a17716e058352ff6fbf13d8389e4a561c8ccc758245937 AS build
ENV LTP_VERSION=20170116
ENV LTP_SOURCE=https://github.com/linux-test-project/ltp/releases/download/${LTP_VERSION}/ltp-full-${LTP_VERSION}.tar.xz
ENV DEBIAN_FRONTEND=noninteractive
@ -17,3 +16,10 @@ RUN cd /ltp \
&& ./configure \
&& make -j "$(getconf _NPROCESSORS_ONLN)" all \
&& make install
FROM debian:jessie-slim@sha256:12d31a3d5a1f7cb272708be35031ba068dec46fa84af6aeb38aef5c8a83e8974
COPY --from=build /opt/ltp/ /opt/ltp/
ADD check.sh ./check.sh
WORKDIR /opt/ltp
ENTRYPOINT ["/bin/sh", "/check.sh"]
LABEL org.mobyproject.config='{"pid": "host", "capabilities": ["all"]}'

4
test/pkg/ltp/Dockerfile.pkg
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@ -1,4 +0,0 @@
FROM debian:jessie-slim@sha256:fb22c1cef74071a6cd0145c1f91ca85ba9bd3f8b4d6db8560fe69eb36a175ca3
ADD . /
WORKDIR /opt/ltp
ENTRYPOINT ["/bin/sh", "/check.sh"]

49
test/pkg/ltp/Makefile
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@ -1,44 +1,15 @@
LTP_VERSION=20170116
.PHONY: tag push
default: push
all: ltp.tar push
# Build LTP and get the result as a tarball
DEPS=Dockerfile.build Makefile
ltp.tag: $(DEPS)
BUILD=$$(docker build -f $< -q . --build-arg LTP_VERSION=$(LTP_VERSION)) && [ -n "$$BUILD" ] && echo "Built $$BUILD" && echo "$$BUILD" > $@
ltp.tar: ltp.tag
docker run --rm --net=none --log-driver=none $(shell cat ltp.tag) tar cf - opt/ltp > $@
SHASUM=alpine:3.5
ORG?=linuxkit
IMAGE=test-ltp
DEPS=Dockerfile Makefile check.sh
# Note: We do not compute the hash from all the dependencies here
# because the ltp binaries will change everytime we build. Ideally, we
# would calculate the hash from the source and the apt-get cache, but
# it's not that critical.
hash: Dockerfile.pkg ltp.tar check.sh $(DEPS)
tar xf ltp.tar
tar cf - Dockerfile.pkg opt check.sh | docker build --no-cache -t $(IMAGE):build -f Dockerfile.pkg -
cat Dockerfile.pkg check.sh $(DEPS) | DOCKER_CONTENT_TRUST=1 docker run --rm -i $(SHASUM) sha1sum | sed 's/ .*//' > $@
HASH?=$(shell git ls-tree HEAD -- ../$(notdir $(CURDIR)) | awk '{print $$3}')
push: hash
DOCKER_CONTENT_TRUST=1 docker pull linuxkit/$(IMAGE):$(shell cat hash) || \
(docker tag $(IMAGE):build linuxkit/$(IMAGE):$(shell cat hash) && \
docker tag $(IMAGE):build linuxkit/$(IMAGE):$(LTP_VERSION) && \
DOCKER_CONTENT_TRUST=1 docker push linuxkit/$(IMAGE):$(shell cat hash) && \
DOCKER_CONTENT_TRUST=1 docker push linuxkit/$(IMAGE):$(LTP_VERSION))
docker rmi $(IMAGE):build
rm -f hash
tag: $(DEPS)
docker build --no-cache -t $(ORG)/$(IMAGE):$(HASH) .
tag: hash
docker pull linuxkit/$(IMAGE):$(shell cat hash) || \
docker tag $(IMAGE):build linuxkit/$(IMAGE):$(shell cat hash)
docker rmi $(IMAGE):build
rm -f hash
.PHONY: clean
clean:
rm -rf opt ltp.tar ltp.tag hash
.DELETE_ON_ERROR:
push: tag
DOCKER_CONTENT_TRUST=1 docker pull $(ORG)/$(IMAGE):$(HASH) || \
DOCKER_CONTENT_TRUST=1 docker push $(ORG)/$(IMAGE):$(HASH)