Re: [Qemu-devel] [PATCH v2 02/15] Makefile: Rules for docker testing

[Fam Zheng <famz@redhat.com>]

On Mon, 02/29 17:08, Alex Bennée wrote:
> 
> Fam Zheng <famz@redhat.com> writes:
> 
> > This adds a group of make targets to run docker tests, all are available
> > in source tree without running ./configure.
> >
> > The usage is shown by "make docker".
> >
> > Besides the fixed ones, dynamic targets for building each image and
> > running each test in each image are generated automatically by make,
> > scanning $(SRC_PATH)/tests/docker/ files with specific patterns.
> >
> > Alternative to manually list particular targets (docker-run-FOO@BAR)
> > set, you can control which tests/images to run by filtering variables,
> > TESTS= and IMAGES=, which are expressed in Makefile pattern syntax,
> > "foo% %bar ...". For example:
> >
> >     $ make docker-run IMAGES="ubuntu fedora"
> 
> This doesn't seem to work for me:
> 
> 16:49 alex@zen/x86_64  [qemu.git/review/docker-tests-v2] >make
> docker-run IMAGES="ubuntu" V=1
> /home/alex/lsrc/qemu/qemu.git/rules.mak:178: warning: overriding
> commands for target `clean-timestamp'
> /home/alex/lsrc/qemu/qemu.git/rules.mak:178: warning: ignoring old
> commands for target `clean-timestamp'
> make: *** No rule to make target `docker-run'. Stop.

The commit message is stale, as the help text, the target is now "docker-test"
which is more intuitive.

Fam

> `
> 
> >
> > Unfortunately, it's impossible to propagate "-j $JOBS" into make in
> > containers, however since each combination is made a first class target
> > is the top Makefile, "make -j$N docker-run" still parallels the tests
> > coarsely.
> >
> > Signed-off-by: Fam Zheng <famz@redhat.com>
> > ---
> >  Makefile                      |  4 +-
> >  tests/docker/Makefile.include | 93 +++++++++++++++++++++++++++++++++++++++++++
> >  2 files changed, 96 insertions(+), 1 deletion(-)
> >  create mode 100644 tests/docker/Makefile.include
> >
> > diff --git a/Makefile b/Makefile
> > index f9fae3a..f104a08 100644
> > --- a/Makefile
> > +++ b/Makefile
> > @@ -6,7 +6,7 @@ BUILD_DIR=$(CURDIR)
> >  # Before including a proper config-host.mak, assume we are in the source tree
> >  SRC_PATH=.
> >
> > -UNCHECKED_GOALS := %clean TAGS cscope ctags
> > +UNCHECKED_GOALS := %clean TAGS cscope ctags docker docker-%
> >
> >  # All following code might depend on configuration variables
> >  ifneq ($(wildcard config-host.mak),)
> > @@ -651,3 +651,5 @@ endif
> >  # Include automatically generated dependency files
> >  # Dependencies in Makefile.objs files come from our recursive subdir rules
> >  -include $(wildcard *.d tests/*.d)
> > +
> > +include $(SRC_PATH)/tests/docker/Makefile.include
> > diff --git a/tests/docker/Makefile.include b/tests/docker/Makefile.include
> > new file mode 100644
> > index 0000000..d8c55c3
> > --- /dev/null
> > +++ b/tests/docker/Makefile.include
> > @@ -0,0 +1,93 @@
> > +# Makefile for Docker tests
> > +
> > +$(if $(quiet-command),,$(eval include $(SRC_PATH)/rules.mak))
> > +
> > +.PHONY: docker docker-test docker-clean docker-image
> > +
> > +DOCKER_SUFFIX := .docker
> > +
> > +DOCKER_IMAGES := $(notdir $(basename \
> > +	$(wildcard $(SRC_PATH)/tests/docker/dockerfiles/*)))
> > +
> > +DOCKER_TESTS := $(notdir $(shell \
> > +	find $(SRC_PATH)/tests/docker/ -name 'test-*' -type f -executable))
> > +
> > +DOCKER_TOOLS := travis
> > +
> > +TESTS ?= %
> > +IMAGES ?= %
> > +
> > +$(foreach i,$(DOCKER_IMAGES), \
> > +	$(eval docker-image: docker-image-$i) \
> > +	$(eval docker-image-$i: IMAGE = $i) \
> > +	$(eval .PHONY: docker-image-$i docker-@$i) \
> > +	$(foreach t,$(DOCKER_TESTS) $(DOCKER_TOOLS), \
> > +		$(eval .PHONY: docker-$t@$i) \
> > +		$(eval docker-$t@$i: docker-image-$i) \
> > +		$(eval docker-$t@$i: docker-run-$t@$i) \
> > +		$(eval docker-@$i: docker-$t@$i) \
> > +		$(eval docker-test: docker-run-$t@$i) \
> > +	) \
> > +)
> > +
> > +docker:
> > +	@echo 'Building QEMU and running tests inside Docker containers'
> > +	@echo
> > +	@echo 'Available targets:'
> > +	@echo
> > +	@echo '    docker:              Print this help.'
> > +	@echo '    docker-test:         Run all image/test combinations.'
> > +	@echo '    docker-clean:        Kill and remove residual docker testing containers.'
> > +	@echo '    docker-TEST@IMAGE:   Run "TEST" in container "IMAGE".'
> > +	@echo '                         Note: "TEST" is one of the listed test name,'
> > +	@echo '                         or a script name under $$QEMU_SRC/tests/docker/;'
> > +	@echo '                         "IMAGE" is one of the listed container name."'
> > +	@echo '    docker-@IMAGE:       Run all tests in container "IMAGE".'
> > +	@echo '    docker-image:        Build all images.'
> > +	@echo '    docker-image-IMAGE:  Build image "IMG".'
> > +	@echo
> > +	@echo 'Available container images:'
> > +	@echo '    $(DOCKER_IMAGES)'
> > +	@echo
> > +	@echo 'Available tests:'
> > +	@echo '    $(DOCKER_TESTS)'
> > +	@echo
> > +	@echo 'Available tools:'
> > +	@echo '    $(DOCKER_TOOLS)'
> > +	@echo
> > +	@echo 'Special variables:'
> > +	@echo '    IMAGES="a b c ..":   Filters which images to build or run.'
> > +	@echo '    TESTS="x y z .."     Filters which tests to run (for docker-test).'
> > +	@echo '    J=[0..9]*            Overrides the -jN parameter for make commands'
> > +	@echo '                         (default is 1)'
> 
> OK none of these test targets seem to be working for me:
> 
>   COPY SRC /tmp/qemu-src.JCUng
>   RUN test-clang in centos6
> Prerequisite 'clang' not present, skip
>   RUN test-mingw in centos6
> Prerequisite 'mingw' not present, skip
>   RUN test-quick in centos6
> make: *** [docker-run-test-quick@centos6] Error 2
> 
> Running with V=1 doesn't elucidate me much further:
> 
> /home/alex/lsrc/qemu/qemu.git/rules.mak:178: warning: overriding commands for target `clean-timestamp'
> /home/alex/lsrc/qemu/qemu.git/rules.mak:178: warning: ignoring old commands for target `clean-timestamp'
> mkdir -p /tmp/qemu-src.HtY32 && (if git diff-index --quiet HEAD -- &>/dev/null; then git archive -1 HEAD --format=tar.gz; else git archive -1 $(git stash create) --format=tar.gz; fi) | tar -xz -C /tmp/qemu-src.HtY32
> /home/alex/lsrc/qemu/qemu.git/tests/docker/docker_run --rm --privileged -t --net=none  -v $(realpath /home/alex/lsrc/qemu/qemu.git):/var/tmp/qemu -e QEMU_SRC=/var/tmp/qemu -e V=1 -e J= -e PAUSE= -v /var/tmp/qemu-docker-ccache:/var/tmp/ccache -e CCACHE_DIR=/var/tmp/ccache qemu:centos6 /var/tmp/qemu/tests/docker/run /var/tmp/qemu/tests/docker/test-clang;
> Prerequisite 'clang' not present, skip
> /home/alex/lsrc/qemu/qemu.git/tests/docker/docker_run --rm --privileged -t --net=none  -v $(realpath /home/alex/lsrc/qemu/qemu.git):/var/tmp/qemu -e QEMU_SRC=/var/tmp/qemu -e V=1 -e J= -e PAUSE= -v /var/tmp/qemu-docker-ccache:/var/tmp/ccache -e CCACHE_DIR=/var/tmp/ccache qemu:centos6 /var/tmp/qemu/tests/docker/run /var/tmp/qemu/tests/docker/test-mingw;
> Prerequisite 'mingw' not present, skip
> /home/alex/lsrc/qemu/qemu.git/tests/docker/docker_run --rm --privileged -t --net=none  -v $(realpath /home/alex/lsrc/qemu/qemu.git):/var/tmp/qemu -e QEMU_SRC=/var/tmp/qemu -e V=1 -e J= -e PAUSE= -v /var/tmp/qemu-docker-ccache:/var/tmp/ccache -e CCACHE_DIR=/var/tmp/ccache qemu:centos6 /var/tmp/qemu/tests/docker/run /var/tmp/qemu/tests/docker/test-quick;
> make: *** [docker-run-test-quick@centos6] Error 2
> 
> If I drop to the shell using:
> 
> make docker-test-quick@centos6 V=1 PAUSE=1
> 
> And run:
> 
> /var/tmp/qemu/tests/docker/test-quick
> 
> I get a cryptic silent fail. I think we need more verbosity (select-able
> when required) to see whats going on in the depths.
> 
> > +
> > +docker-image-%:
> > +	@if test -z "$(IMAGE)"; then echo "Invalid target"; exit 1; fi
> > +	$(if $(filter $(IMAGES),$(IMAGE)), $(call quiet-command,\
> > +		$(SRC_PATH)/tests/docker/docker_build qemu:$(IMAGE) \
> > +			$(SRC_PATH)/tests/docker/dockerfiles/$(IMAGE).docker \
> > +			$(if $V,-v,), "  BUILD $(IMAGE)"))
> > +
> > +
> > +docker-run-%: CMD = $(shell echo '$@' | sed -e 's/docker-run-\([^@]*\)@\(.*\)/\1/')
> > +docker-run-%: IMAGE = $(shell echo '$@' | sed -e 's/docker-run-\([^@]*\)@\(.*\)/\2/')
> > +docker-run-%:
> > +	@if test -z "$(IMAGE)" || test -z "$(CMD)"; \
> > +		then echo "Invalid target"; exit 1; \
> > +	fi
> > +	$(if $(filter $(TESTS),$(CMD)),$(if $(filter $(IMAGES),$(IMAGE)), \
> > +		$(call quiet-command,\
> > +			$(SRC_PATH)/tests/docker/docker_run $(if $(KEEP),,--rm) \
> > +				--privileged -t --net=none \
> > +				-v $$(realpath $(SRC_PATH)):/var/tmp/qemu \
> > +				-e QEMU_SRC=/var/tmp/qemu \
> > +				-e V=$V -e J=$J \
> > +				-v /var/tmp/qemu-docker-ccache:/var/tmp/ccache \
> > +				-e CCACHE_DIR=/var/tmp/ccache \
> > +				qemu:$(IMAGE) \
> > +				/var/tmp/qemu/tests/docker/run \
> > +				/var/tmp/qemu/tests/docker/$(CMD); \
> > +			, "  RUN $(CMD) in $(IMAGE)")))
> > +
> > +docker-clean:
> > +	$(call quiet-command, $(SRC_PATH)/tests/docker/docker_clean)
> 
> 
> --
> Alex Bennée