From patchwork Tue Mar 10 18:25:29 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Robert Foley X-Patchwork-Id: 11430067 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 AE4081731 for ; Tue, 10 Mar 2020 18:28:30 +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 737E4208C3 for ; Tue, 10 Mar 2020 18:28:30 +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="eZTAZwh7" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 737E4208C3 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]:38382 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jBjcD-0006yr-Ll for patchwork-qemu-devel@patchwork.kernel.org; Tue, 10 Mar 2020 14:28:29 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:44029) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jBjb9-00054P-JK for qemu-devel@nongnu.org; Tue, 10 Mar 2020 14:27:25 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1jBjb7-0002Db-NN for qemu-devel@nongnu.org; Tue, 10 Mar 2020 14:27:23 -0400 Received: from mail-pf1-x444.google.com ([2607:f8b0:4864:20::444]:36581) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1jBjb7-0002AQ-EA for qemu-devel@nongnu.org; Tue, 10 Mar 2020 14:27:21 -0400 Received: by mail-pf1-x444.google.com with SMTP id i13so6892012pfe.3 for ; Tue, 10 Mar 2020 11:27:21 -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=5KvGN43ndQQIILfqo4BWtywWGNWXjXBH37QMXubCTbI=; b=eZTAZwh7FULoRtPJgajtvL5Zp8z4LlDq3nWd3zFn+NP+ZXBj0FGmcXMBa56WBrEW9m u7ap9IMIk2d/Xd4YHc4fYg40aiMxpS9OmPOiCFFBLRFP+FaiinCpYdwDl/HCNbdug08Z a/Vi6umoQ3Kv4byBWVzHESdZ3W7P4JZr0265uLz9T+YNooo5iYinrfZsweddmMpK4RSI +oNUX05fSFno5cL+l7ozzLmsnqUp8tbkyZ1Ezkt859lvv17cwp4JIrcShyrK1Yc3+Ha2 gVu1amD8r/ghE+W3E1gpIOch7r3cNpQ8sTUg+tbclmtQSXwmHMzorDgIv9uiDvaJeoix pUdQ== 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=5KvGN43ndQQIILfqo4BWtywWGNWXjXBH37QMXubCTbI=; b=U0lc6JadGCBN4BY1bTDb3RFNAzpHNj6d1bVdFzAXUGwRNjxGE9o1FvjORVj4fl4AKx U/eu9DXr2ohBNeIhZmECXIT0q2shIZiVwUTS49CdO7S6gkWkHFPudH/6qDjqPTZO2EbD coUSataI9iwBBSOZ/Zpqa0tVqaWytLVdbe/q95Tm5B6aVXH/V/IiHIcIWwxF5OXoFM8+ gVpttnlkAly00D1KOVbnpaxKkI+I3RXs1JPMFY/C0oVCgEIUVHsNoqOX5C9brZyoe8Dx tuzXa6KuJtXurM+8I7tWnhZ5HT+0i9MA2BF93r/aIQJD18KfJfexFyuEZIbBV23XtAvA HHbw== X-Gm-Message-State: ANhLgQ3R4jE4bW3xQZx9ayj23qqMslnpQ+Z4uZGC3EwY6ff8w24VJIQ1 qYw0DC8zmGKagJfpIcdsKG9Xm1qR2ss= X-Google-Smtp-Source: ADFU+vusEZZsaLlrg6wCgY/fk9FlutGr326R6OnZ34NpBwyx0vQRYx1vbQ7FVUw5CBvim2cZI4Qr1A== X-Received: by 2002:a63:3fce:: with SMTP id m197mr21481730pga.38.1583864839226; Tue, 10 Mar 2020 11:27:19 -0700 (PDT) Received: from Rfoley-MA01.usrd.futurewei.com ([12.111.81.71]) by smtp.gmail.com with ESMTPSA id p1sm8730692pfq.114.2020.03.10.11.27.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Mar 2020 11:27:18 -0700 (PDT) From: Robert Foley To: qemu-devel@nongnu.org Subject: [PATCH v3 03/10] tests/vm: Added configuration file support Date: Tue, 10 Mar 2020 14:25:29 -0400 Message-Id: <20200310182536.11137-4-robert.foley@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200310182536.11137-1-robert.foley@linaro.org> References: <20200310182536.11137-1-robert.foley@linaro.org> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::444 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 --- 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 cbf864bff1..2d49ae7446 100755 --- a/configure +++ b/configure @@ -947,6 +947,13 @@ 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 @@ -6579,6 +6586,7 @@ 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 $smbd" @@ -7629,6 +7637,7 @@ echo "INSTALL_LIB=$install -c -m 0644" >> $config_host_mak echo "PYTHON=$python" >> $config_host_mak echo "SPHINX_BUILD=$sphinx_build" >> $config_host_mak echo "GENISOIMAGE=$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" >> $config_host_mak diff --git a/tests/vm/Makefile.include b/tests/vm/Makefile.include index 835e3f3549..9916e6d050 100644 --- a/tests/vm/Makefile.include +++ b/tests/vm/Makefile.include @@ -43,6 +43,12 @@ endif @echo " V=1 - Enable verbose ouput on host and guest commands" @echo " QEMU=/path/to/qemu - Change path to QEMU binary" @echo " QEMU_IMG=/path/to/qemu-img - Change path to qemu-img tool" +ifeq ($(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 97c6f625c9..dd545d3d1d 100644 --- a/tests/vm/basevm.py +++ b/tests/vm/basevm.py @@ -461,9 +461,43 @@ 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(): @@ -498,6 +532,9 @@ 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() @@ -509,6 +546,7 @@ 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