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That's all we know. X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: philmd@redhat.com, alex.bennee@linaro.org, robert.foley@linaro.org, peter.puhov@linaro.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Changes to tests/vm/basevm.py to allow accepting a configuration file as a parameter. Allows for specifying VM options such as cpu, machine, memory, and arbitrary qemu arguments for specifying options such as NUMA configuration. Also added an example conf_example_aarch64.yml and conf_example_x86.yml. Signed-off-by: Robert Foley Reviewed-by: Peter Puhov Reviewed-by: Alex Benn=C3=A9e --- configure | 9 ++++++ tests/vm/Makefile.include | 6 ++++ tests/vm/basevm.py | 40 +++++++++++++++++++++++- tests/vm/conf_example_aarch64.yml | 51 +++++++++++++++++++++++++++++++ tests/vm/conf_example_x86.yml | 50 ++++++++++++++++++++++++++++++ 5 files changed, 155 insertions(+), 1 deletion(-) create mode 100644 tests/vm/conf_example_aarch64.yml create mode 100644 tests/vm/conf_example_x86.yml diff --git a/configure b/configure index a574250524..89d11aa5d4 100755 --- a/configure +++ b/configure @@ -950,6 +950,13 @@ do fi done =20 +# Check for existence of python3 yaml, needed to +# import yaml config files into vm-build. +python_yaml=3D"no" +if $(python3 -c "import yaml" 2> /dev/null); then + python_yaml=3D"yes" +fi + : ${smbd=3D${SMBD-/usr/sbin/smbd}} =20 # Default objcc to clang if available, otherwise use CC @@ -6581,6 +6588,7 @@ if test "$docs" !=3D "no"; then echo "sphinx-build $sphinx_build" fi echo "genisoimage $genisoimage" +echo "python_yaml $python_yaml" echo "slirp support $slirp $(echo_version $slirp $slirp_version)" if test "$slirp" !=3D "no" ; then echo "smbd $smbd" @@ -7642,6 +7650,7 @@ echo "PYTHON=3D$python" >> $config_host_mak echo "SPHINX_BUILD=3D$sphinx_build" >> $config_host_mak echo "SPHINX_WERROR=3D$sphinx_werror" >> $config_host_mak echo "GENISOIMAGE=3D$genisoimage" >> $config_host_mak +echo "PYTHON_YAML=3D$python_yaml" >> $config_host_mak echo "CC=3D$cc" >> $config_host_mak if $iasl -h > /dev/null 2>&1; then echo "IASL=3D$iasl" >> $config_host_mak diff --git a/tests/vm/Makefile.include b/tests/vm/Makefile.include index 74ab522c55..d9b34eae63 100644 --- a/tests/vm/Makefile.include +++ b/tests/vm/Makefile.include @@ -43,6 +43,12 @@ endif @echo " V=3D1 - Enable verbose ouput on host and guest commands" @echo " QEMU=3D/path/to/qemu - Change path to QEMU binary" @echo " QEMU_IMG=3D/path/to/qemu-img - Change path to qemu-img tool" +ifeq ($(PYTHON_YAML),yes) + @echo " QEMU_CONFIG=3D/path/conf.yml - Change path to VM configurati= on .yml file." +else + @echo " (install python3-yaml to enable support for yaml file to confi= gure a VM.)" +endif + @echo " See conf_example_*.yml for file= format details." =20 vm-build-all: $(addprefix vm-build-, $(IMAGES)) =20 diff --git a/tests/vm/basevm.py b/tests/vm/basevm.py index 86ec0df24a..0bc1bad839 100644 --- a/tests/vm/basevm.py +++ b/tests/vm/basevm.py @@ -478,9 +478,43 @@ class BaseVM(object): cwd=3Dcidir, stdin=3Dself._devnull, stdout=3Dself._stdout, stderr=3Dself._stdout) - return os.path.join(cidir, "cloud-init.iso") =20 +def parse_config(config, args): + """ Parse yaml config and populate our config structure. + The yaml config allows the user to override the + defaults for VM parameters. In many cases these + defaults can be overridden without rebuilding the VM.""" + if args.config: + config_file =3D args.config + elif 'QEMU_CONFIG' in os.environ: + config_file =3D os.environ['QEMU_CONFIG'] + else: + return config + if not os.path.exists(config_file): + raise Exception("config file {} does not exist".format(config_file= )) + # We gracefully handle importing the yaml module + # since it might not be installed. + # If we are here it means the user supplied a .yml file, + # so if the yaml module is not installed we will exit with error. + try: + import yaml + except ImportError: + print("The python3-yaml package is needed "\ + "to support config.yaml files") + # Instead of raising an exception we exit to avoid + # a raft of messy (expected) errors to stdout. + exit(1) + with open(config_file) as f: + yaml_dict =3D yaml.safe_load(f) + + if 'qemu-conf' in yaml_dict: + config.update(yaml_dict['qemu-conf']) + else: + raise Exception("config file {} is not valid"\ + " missing qemu-conf".format(config_file)) + return config + def parse_args(vmcls): =20 def get_default_jobs(): @@ -517,6 +551,9 @@ def parse_args(vmcls): help=3D"run tests with a snapshot") parser.add_option("--genisoimage", default=3D"genisoimage", help=3D"iso imaging tool") + parser.add_option("--config", "-c", default=3DNone, + help=3D"Provide config yaml for configuration. "\ + "See config_example.yaml for example.") parser.disable_interspersed_args() return parser.parse_args() =20 @@ -528,6 +565,7 @@ def main(vmcls, config=3DNone): if not argv and not args.build_qemu and not args.build_image: print("Nothing to do?") return 1 + config =3D parse_config(config, args) logging.basicConfig(level=3D(logging.DEBUG if args.debug else logging.WARN)) vm =3D vmcls(args, config=3Dconfig) diff --git a/tests/vm/conf_example_aarch64.yml b/tests/vm/conf_example_aarc= h64.yml new file mode 100644 index 0000000000..9d44ae356f --- /dev/null +++ b/tests/vm/conf_example_aarch64.yml @@ -0,0 +1,51 @@ +# +# Example yaml for use by any of the scripts in tests/vm. +# Can be provided as an environment variable QEMU_CONFIG +# +qemu-conf: + + # If any of the below are not provided, we will just use the qemu defa= ults. + + # Login username and password(has to be sudo enabled) + guest_user: qemu + guest_pass: "qemupass" + + # Password for root user can be different from guest. + root_pass: "qemupass" + + # If one key is provided, both must be provided. + #ssh_key: /complete/path/of/your/keyfile/id_rsa + #ssh_pub_key: /complete/path/of/your/keyfile/id_rsa.pub + + cpu: max + machine: virt,gic-version=3Dmax + memory: 16G + + # The below is a example for how to configure NUMA topology with + # 4 NUMA nodes and 2 different NUMA distances. + qemu_args: "-smp cpus=3D16,sockets=3D2,cores=3D8 + -numa node,cpus=3D0-3,nodeid=3D0 -numa node,cpus=3D4-7,nod= eid=3D1 + -numa node,cpus=3D8-11,nodeid=3D2 -numa node,cpus=3D12-15,= nodeid=3D3 + -numa dist,src=3D0,dst=3D1,val=3D15 -numa dist,src=3D2,dst= =3D3,val=3D15 + -numa dist,src=3D0,dst=3D2,val=3D20 -numa dist,src=3D0,dst= =3D3,val=3D20 + -numa dist,src=3D1,dst=3D2,val=3D20 -numa dist,src=3D1,dst= =3D3,val=3D20" + + # By default we do not set the DNS. + # You override the defaults by setting the below. + #dns: 1.234.567.89 + + # By default we will use a "block" device, but + # you can also boot from a "scsi" device. + # Just keep in mind your scripts might need to change + # As you will have /dev/sda instead of /dev/vda (for block device) + boot_dev_type: "block" + + # By default the ssh port is not fixed. + # A fixed ssh port makes it easier for automated tests. + #ssh_port: 5555 + + # To install a different set of packages, provide a command to issue + #install_cmds: "apt-get update ; apt-get build-dep -y qemu" + + # Or to skip the install entirely, just provide "" + #install_cmds: "" diff --git a/tests/vm/conf_example_x86.yml b/tests/vm/conf_example_x86.yml new file mode 100644 index 0000000000..78d3f5830f --- /dev/null +++ b/tests/vm/conf_example_x86.yml @@ -0,0 +1,50 @@ +# +# Example yaml for use by any of the x86 based scripts in tests/vm. +# Can be provided as an environment variable QEMU_CONFIG +# +qemu-conf: + + # If any of the below are not provided, we will just use the qemu defa= ults. + + # Login username and password(has to be sudo enabled) + guest_user: "qemu" + guest_pass: "qemupass" + + # Password for root user can be different from guest. + root_pass: "qemupass" + + # Provide default ssh keys of current user. + # You need to edit the below for your user. + #ssh_key_file: /home//.ssh/id_rsa + #ssh_pub_key_file: /home//.ssh/id_rsa.pub + + cpu: max + machine: pc + memory: 8G + + # The below is a example for how to configure NUMA topology with + # 4 NUMA nodes and 2 different NUMA distances. + qemu_args: "-smp cpus=3D8,sockets=3D2,cores=3D4 + -object memory-backend-ram,size=3D4G,policy=3Dbind,host-no= des=3D0,id=3Dram-node0 + -object memory-backend-ram,size=3D4G,policy=3Dbind,host-no= des=3D0,id=3Dram-node1 + -object memory-backend-ram,size=3D4G,policy=3Dbind,host-no= des=3D1,id=3Dram-node2 + -object memory-backend-ram,size=3D4G,policy=3Dbind,host-no= des=3D1,id=3Dram-node3 + -numa node,cpus=3D0-1,nodeid=3D0 -numa node,cpus=3D2-3,nod= eid=3D1 + -numa node,cpus=3D4-5,nodeid=3D2 -numa node,cpus=3D6-7,nod= eid=3D3 + -numa dist,src=3D0,dst=3D1,val=3D15 -numa dist,src=3D2,dst= =3D3,val=3D15 + -numa dist,src=3D0,dst=3D2,val=3D20 -numa dist,src=3D0,dst= =3D3,val=3D20 + -numa dist,src=3D1,dst=3D2,val=3D20 -numa dist,src=3D1,dst= =3D3,val=3D20" + + # By default we do not set the DNS. + # You override the defaults by setting the below. + #dns: "1.234.567.89" + + # By default we will use a "block" device, but + # you can also boot from a "scsi" device. + # Just keep in mind your scripts might need to change + # As you will have /dev/sda instead of /dev/vda (for block device) + boot_dev_type: "block" + + # By default the ssh port is not fixed. + # A fixed ssh port makes it easier for automated tests. + ssh_port: 5555 --=20 2.17.1