From patchwork Tue May 12 19:33:33 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Robert Foley X-Patchwork-Id: 11543821 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 5DEA692A for ; Tue, 12 May 2020 19:37:02 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2497C20731 for ; Tue, 12 May 2020 19:37:01 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="SlAOYg4G" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2497C20731 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:49174 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jYai5-0005lc-1J for patchwork-qemu-devel@patchwork.kernel.org; Tue, 12 May 2020 15:37:01 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:47252) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jYaek-0000KY-WC for qemu-devel@nongnu.org; Tue, 12 May 2020 15:33:35 -0400 Received: from mail-qk1-x741.google.com ([2607:f8b0:4864:20::741]:34393) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1jYaei-0001qO-Kq for qemu-devel@nongnu.org; Tue, 12 May 2020 15:33:34 -0400 Received: by mail-qk1-x741.google.com with SMTP id 190so9346651qki.1 for ; Tue, 12 May 2020 12:33:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=GDWBC+xXvVZvAssx4rV2vfXTQ7ubWVSFuWNRHvIlL8s=; b=SlAOYg4GqtQYC0gJ3SDV7CwYIEqVye/OilqqpmwKhN728g2rSt2Rn66N0w+xiZAvax 7aW3D/O4ZmPzIS5hlkejQQeG4tVlJHAGrZc/noFqLKeSzSIc6gwkRx+DQlNntDdTX6js t0/brXHtcnxlEk5JWY+vB6dXwH+ScZ/M0SFJn+rSJbhQeJ3eqmWZ4+/vgRmlaMyL3WAo 5u0T87zAq5i9oLkW0gzek8JFblmDUsWRbIjkSLx2g4F144Py6R8x/mnkHthQAs1+YX4z vUTiaZNxYnhDWzRoSMvp0OL78TrmKyrkCdjjSmqF+FL7S7CeBMY6/dlQ2Jq2lrZjyKJg NWjg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=GDWBC+xXvVZvAssx4rV2vfXTQ7ubWVSFuWNRHvIlL8s=; b=mol5pE15+L1vt7xkUk1vAbAg/hSJ1jxmkCiJNxXCbbDIyRqU439+qDnQJ9ZWg3CkgN T4pAiKfYpXTHZTGWGG0VKWI3tBlD5pMGwsg2tfiJ81kIaAsBu2rl65y88jD3TDq5oElt bhv9HUGXmoYWAdIu+TUoxbrmifOPpTx1Ug2yEjmVUvV6voPHEMBOxXFMCPXM1+3J8WS2 JQU1Duhccn2xPg/cx4wFph2m7Bfh0Rb+BLL6fcF1JpOE/JKGRYGbjYkFACmVLmu358Ys 37oBhqBoWhVrN2sP5SYkS5+wlP0XpaG8wz6ZMY22K49HUrMC1YOQ0iCUym7R5G+WN2sC RwPg== X-Gm-Message-State: AGi0PuacuWMLk+93dITRt+WLtClV4/VwxQAWH2tD1Wdx3iDFZ3YtSaUQ 4RWLnSgKFUOBmPFLzRbCW+rX6ro4ETyeiQ== X-Google-Smtp-Source: APiQypKZ9wR94NTf5QHhZNN0/7BMkBwMQZ7TPhTUIcb1Kb5gpvMNwzM9qneM+aed11uaW8AJTOXDrg== X-Received: by 2002:a37:9bcb:: with SMTP id d194mr22349304qke.16.1589312010923; Tue, 12 May 2020 12:33:30 -0700 (PDT) Received: from Rfoley-MA01.hsd1.ma.comcast.net ([2601:199:4480:60c0:d31:9f53:b3eb:9b53]) by smtp.gmail.com with ESMTPSA id j45sm2100998qtk.14.2020.05.12.12.33.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 12 May 2020 12:33:30 -0700 (PDT) From: Robert Foley To: qemu-devel@nongnu.org Subject: [PATCH v6 2/9] tests/vm: Added configuration file support Date: Tue, 12 May 2020 15:33:33 -0400 Message-Id: <20200512193340.265-3-robert.foley@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200512193340.265-1-robert.foley@linaro.org> References: <20200512193340.265-1-robert.foley@linaro.org> Received-SPF: pass client-ip=2607:f8b0:4864:20::741; envelope-from=robert.foley@linaro.org; helo=mail-qk1-x741.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. 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+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" 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 --- 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 0d69c360c0..b3cf32f556 100755 --- a/configure +++ b/configure @@ -950,6 +950,13 @@ do fi done +# Check for existence of python3 yaml, needed to +# import yaml config files into vm-build. +python_yaml="no" +if $(python3 -c "import yaml" 2> /dev/null); then + python_yaml="yes" +fi + : ${smbd=${SMBD-/usr/sbin/smbd}} # Default objcc to clang if available, otherwise use CC @@ -6581,6 +6588,7 @@ if test "$docs" != "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" != "no" ; then echo "smbd $smbd" @@ -7642,6 +7650,7 @@ echo "PYTHON=$python" >> $config_host_mak echo "SPHINX_BUILD=$sphinx_build" >> $config_host_mak echo "SPHINX_WERROR=$sphinx_werror" >> $config_host_mak echo "GENISOIMAGE=$genisoimage" >> $config_host_mak +echo "PYTHON_YAML=$python_yaml" >> $config_host_mak echo "CC=$cc" >> $config_host_mak if $iasl -h > /dev/null 2>&1; then echo "IASL=$iasl" >> $config_host_mak diff --git a/tests/vm/Makefile.include b/tests/vm/Makefile.include index 1bf9693d19..78a2de1f82 100644 --- a/tests/vm/Makefile.include +++ b/tests/vm/Makefile.include @@ -43,6 +43,12 @@ endif @echo " V=1 - Enable verbose ouput on host and guest commands" @echo " QEMU=/path/to/qemu - Change path to QEMU binary" @echo " QEMU_IMG=/path/to/qemu-img - Change path to qemu-img tool" +ifeq ($(PYTHON_YAML),yes) + @echo " QEMU_CONFIG=/path/conf.yml - Change path to VM configuration .yml file." +else + @echo " (install python3-yaml to enable support for yaml file to configure a VM.)" +endif + @echo " See conf_example_*.yml for file format details." vm-build-all: $(addprefix vm-build-, $(IMAGES)) diff --git a/tests/vm/basevm.py b/tests/vm/basevm.py index fb93a111c1..97f8ac4218 100644 --- a/tests/vm/basevm.py +++ b/tests/vm/basevm.py @@ -477,9 +477,43 @@ class BaseVM(object): cwd=cidir, stdin=self._devnull, stdout=self._stdout, stderr=self._stdout) - return os.path.join(cidir, "cloud-init.iso") +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 = args.config + elif 'QEMU_CONFIG' in os.environ: + config_file = 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 = 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): def get_default_jobs(): @@ -514,6 +548,9 @@ def parse_args(vmcls): help="Interactively run command") parser.add_option("--snapshot", "-s", action="store_true", help="run tests with a snapshot") + parser.add_option("--config", "-c", default=None, + help="Provide config yaml for configuration. "\ + "See config_example.yaml for example.") parser.disable_interspersed_args() return parser.parse_args() @@ -525,6 +562,7 @@ def main(vmcls, config=None): if not argv and not args.build_qemu and not args.build_image: print("Nothing to do?") return 1 + config = parse_config(config, args) logging.basicConfig(level=(logging.DEBUG if args.debug else logging.WARN)) vm = vmcls(debug=args.debug, vcpus=args.jobs, config=config) diff --git a/tests/vm/conf_example_aarch64.yml b/tests/vm/conf_example_aarch64.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 defaults. + + # 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=max + 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=16,sockets=2,cores=8 + -numa node,cpus=0-3,nodeid=0 -numa node,cpus=4-7,nodeid=1 + -numa node,cpus=8-11,nodeid=2 -numa node,cpus=12-15,nodeid=3 + -numa dist,src=0,dst=1,val=15 -numa dist,src=2,dst=3,val=15 + -numa dist,src=0,dst=2,val=20 -numa dist,src=0,dst=3,val=20 + -numa dist,src=1,dst=2,val=20 -numa dist,src=1,dst=3,val=20" + + # 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 defaults. + + # 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=8,sockets=2,cores=4 + -object memory-backend-ram,size=4G,policy=bind,host-nodes=0,id=ram-node0 + -object memory-backend-ram,size=4G,policy=bind,host-nodes=0,id=ram-node1 + -object memory-backend-ram,size=4G,policy=bind,host-nodes=1,id=ram-node2 + -object memory-backend-ram,size=4G,policy=bind,host-nodes=1,id=ram-node3 + -numa node,cpus=0-1,nodeid=0 -numa node,cpus=2-3,nodeid=1 + -numa node,cpus=4-5,nodeid=2 -numa node,cpus=6-7,nodeid=3 + -numa dist,src=0,dst=1,val=15 -numa dist,src=2,dst=3,val=15 + -numa dist,src=0,dst=2,val=20 -numa dist,src=0,dst=3,val=20 + -numa dist,src=1,dst=2,val=20 -numa dist,src=1,dst=3,val=20" + + # 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