From patchwork Tue Aug 4 07:54:00 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yolkfull Chow X-Patchwork-Id: 39064 Received: from vger.kernel.org (vger.kernel.org [209.132.176.167]) by demeter.kernel.org (8.14.2/8.14.2) with ESMTP id n747s3Q2030348 for ; Tue, 4 Aug 2009 07:54:04 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754773AbZHDHxs (ORCPT ); Tue, 4 Aug 2009 03:53:48 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753601AbZHDHxs (ORCPT ); Tue, 4 Aug 2009 03:53:48 -0400 Received: from mx2.redhat.com ([66.187.237.31]:35189 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751194AbZHDHxr (ORCPT ); Tue, 4 Aug 2009 03:53:47 -0400 Received: from int-mx2.corp.redhat.com (int-mx2.corp.redhat.com [172.16.27.26]) by mx2.redhat.com (8.13.8/8.13.8) with ESMTP id n747rjVq019509; Tue, 4 Aug 2009 03:53:47 -0400 Received: from ns3.rdu.redhat.com (ns3.rdu.redhat.com [10.11.255.199]) by int-mx2.corp.redhat.com (8.13.1/8.13.1) with ESMTP id n747ri0U014278; Tue, 4 Aug 2009 03:53:44 -0400 Received: from aFu.nay.redhat.com (dhcp-65-91.nay.redhat.com [10.66.65.91]) by ns3.rdu.redhat.com (8.13.8/8.13.8) with ESMTP id n747rfNE011002; Tue, 4 Aug 2009 03:53:42 -0400 Date: Tue, 4 Aug 2009 15:54:00 +0800 From: Yolkfull Chow To: kvm@vger.kernel.org Cc: autotest@test.kernel.org, lmr@redhat.com Subject: Re: [PATCH] Add a subtest pci_hotplug in kvm test Message-ID: <20090804075359.GB8907@aFu.nay.redhat.com> Reply-To: Yolkfull Chow References: <1246360284-20780-1-git-send-email-yzhou@redhat.com> <4A4A19F1.3030301@redhat.com> <4A76AB95.5020102@redhat.com> <4A76CBF9.2050002@redhat.com> <20090804033024.GA6332@aFu.nay.redhat.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20090804033024.GA6332@aFu.nay.redhat.com> User-Agent: Mutt/1.5.19 (2009-01-05) X-Scanned-By: MIMEDefang 2.58 on 172.16.27.26 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Differences between previous patch: - Use a loop waiting for some seconds to compare output of a command - Use a loop waiting for some seconds to catch string indicates which PCI device - Add option kill_vm_on_error in block_hotplug since once a model failed to be hot removed, it will affect next model A better result I can get is: ------- ./scan_results.py test status seconds info ---- ------ ------- ---- Fedora.11.32.nic_hotplug.nic_8139 GOOD 107 completed successfully Fedora.11.32.nic_hotplug.nic_virtio FAIL 76 Not found pci model:virtio; Command is:lspci | tail -n1 Fedora.11.32.block_hotplug.fmt_qcow2.block_virtio GOOD 92 completed successfully Fedora.11.32.block_hotplug.fmt_qcow2.block_scsi GOOD 48 completed successfully RHEL.5.3.i386.nic_hotplug.nic_8139 GOOD 144 completed successfully RHEL.5.3.i386.nic_hotplug.nic_virtio GOOD 48 completed successfully RHEL.5.3.i386.block_hotplug.fmt_qcow2.block_virtio GOOD 47 completed successfully RHEL.5.3.i386.block_hotplug.fmt_qcow2.block_scsi GOOD 47 completed successfully Win2008.32.nic_hotplug.nic_8139 GOOD 141 completed successfully Win2008.32.nic_hotplug.nic_virtio GOOD 99 completed successfully Win2008.32.block_hotplug.fmt_qcow2.block_scsi GOOD 90 completed successfully ---- GOOD 953 Signed-off-by: Yolkfull Chow --- client/tests/kvm/kvm.py | 1 + client/tests/kvm/kvm_tests.cfg.sample | 67 +++++++++++++++++++++ client/tests/kvm/kvm_tests.py | 105 +++++++++++++++++++++++++++++++++ client/tests/kvm/kvm_vm.py | 2 + 4 files changed, 175 insertions(+), 0 deletions(-) diff --git a/client/tests/kvm/kvm.py b/client/tests/kvm/kvm.py index 070e463..f985388 100644 --- a/client/tests/kvm/kvm.py +++ b/client/tests/kvm/kvm.py @@ -56,6 +56,7 @@ class kvm(test.test): "linux_s3": test_routine("kvm_tests", "run_linux_s3"), "stress_boot": test_routine("kvm_tests", "run_stress_boot"), "timedrift": test_routine("kvm_tests", "run_timedrift"), + "pci_hotplug": test_routine("kvm_tests", "run_pci_hotplug"), } # Make it possible to import modules from the test's bindir diff --git a/client/tests/kvm/kvm_tests.cfg.sample b/client/tests/kvm/kvm_tests.cfg.sample index 7cd12cb..9af1bc8 100644 --- a/client/tests/kvm/kvm_tests.cfg.sample +++ b/client/tests/kvm/kvm_tests.cfg.sample @@ -118,6 +118,53 @@ variants: kill_vm = yes kill_vm_gracefully = no + - nic_hotplug: + type = pci_hotplug + pci_type = nic + modprobe_acpiphp = no + reference_cmd = lspci + find_pci_cmd = 'lspci | tail -n1' + pci_test_cmd = 'nslookup www.redhat.com' + wait_secs_for_hook_up = 3 + variants: + - nic_8139: + pci_model = rtl8139 + match_string = "8139" + - nic_virtio: + pci_model = virtio + match_string = "Virtio network device" + - nic_e1000: + pci_model = e1000 + match_string = "Gigabit Ethernet Controller" + + - block_hotplug: + type = pci_hotplug + pci_type = block + reference_cmd = lspci + find_pci_cmd = 'lspci | tail -n1' + images += " stg" + boot_drive_stg = no + image_name_stg = storage + image_size_stg = 1G + remove_image_stg = yes + force_create_image_stg = yes + pci_test_cmd = "yes | mke2fs `fdisk -l 2>&1 | awk '/\/dev\/[sv]d[a-z] doesn/ {print $2}'`" + wait_secs_for_hook_up = 3 + kill_vm_on_error = yes + variants: + - block_virtio: + pci_model = virtio + match_string = "Virtio block device" + - block_scsi: + pci_model = scsi + match_string = "SCSI" + variants: + - fmt_qcow2: + image_format_stg = qcow2 + - fmt_raw: + image_format_stg = raw + only Fedora Ubuntu Windows + # NICs variants: @@ -259,6 +306,10 @@ variants: - RHEL: no setup ssh_prompt = "\[root@.{0,50}][\#\$] " + nic_hotplug: + modprobe_module = acpiphp + block_hotplug: + modprobe_module = acpiphp variants: - 5.3.i386: @@ -345,6 +396,22 @@ variants: # Alternative host load: #host_load_command = "dd if=/dev/urandom of=/dev/null" host_load_instances = 8 + nic_hotplug: + reference_cmd = ipconfig /all + find_pci_cmd = ipconfig /all | find "Description" + wait_secs_for_hook_up = 10 + nic_e1000: + match_string = "Intel(R) PRO/1000 MT Network Connection" + nic_virtio: + match_string = "VirtIO Ethernet" + block_hotplug: + use_telnet = yes + ssh_port = 23 + guest_port_ssh = 23 + wait_secs_for_hook_up = 10 + reference_cmd = wmic diskdrive list brief + find_pci_cmd = wmic diskdrive list brief + pci_test_cmd = echo select disk 1 > dt && echo online disk >> dt && echo detail disk >> dt && echo exit >> dt && diskpart /s dt variants: - Win2000: diff --git a/client/tests/kvm/kvm_tests.py b/client/tests/kvm/kvm_tests.py index 9784ec9..5a1fc21 100644 --- a/client/tests/kvm/kvm_tests.py +++ b/client/tests/kvm/kvm_tests.py @@ -743,3 +743,108 @@ def run_timedrift(test, params, env): % drift_total) session.close() + + +def run_pci_hotplug(test, params, env): + """ + Test pci devices' hotplug + 1) PCI add a deivce (NIC / block) + 2) Compare 'info pci' output + 3) Compare 'reference_cmd' output + 4) Verify whether pci_model is shown in 'pci_find_cmd' + 5) Check whether the newly added pci device works fine + 6) PCI delete the device, verify whether could remove the pci device + + @param test: kvm test object + @param params: Dictionary with the test parameters + @param env: Dictionary with test environment. + """ + vm = kvm_utils.env_get_vm(env, params.get("main_vm")) + if not vm: + raise error.TestError("VM object not found in environment") + if not vm.is_alive(): + raise error.TestError("VM seems to be dead; Test requires a living VM") + + logging.info("Waiting for guest to be up...") + + session = kvm_utils.wait_for(vm.ssh_login, 240, 0, 2) + if not session: + raise error.TestFail("Could not log into guest") + + logging.info("Logged in") + + # Modprobe the module if specified in config file + if params.get("modprobe_module"): + module = params.get("modprobe_module") + if session.get_command_status("modprobe %s" % module): + raise error.TestError("Modprobe module '%s' failed" % module) + + # Get output of command 'info pci' as reference + s, info_pci_ref = vm.send_monitor_cmd("info pci") + + # Get output of command as reference + reference = session.get_command_output(params.get("reference_cmd")) + + tested_model = params.get("pci_model") + logging.info("Testing hotplug pci device:%s" % tested_model) + test_type = params.get("pci_type") + if test_type == "nic": + pci_add_cmd = "pci_add pci_addr=auto nic model=%s" % tested_model + elif test_type == "block": + image_name = params.get("image_name_stg") + image_filename = "%s.%s" % (image_name, params.get("image_format_stg")) + image_dir = os.path.join(test.bindir, "images") + storage_name = os.path.join(image_dir, image_filename) + pci_add_cmd = ("pci_add pci_addr=auto storage file=%s,if=%s" % + (storage_name, tested_model)) + + # Implement pci_add + s, add_output = vm.send_monitor_cmd(pci_add_cmd) + if not "OK domain" in add_output: + raise error.TestFail("Add device failed;Hypervisor command is: %s; " + "Output: %s" % (pci_add_cmd, add_output)) + + # Compare the output of 'info pci' + s, after_add = vm.send_monitor_cmd("info pci") + if after_add == info_pci_ref: + raise error.TestFail("No new PCI device shown after executing " + "hypervisor command: 'info pci'") + + # Define a helper function to compare the output + def new_shown(): + o = session.get_command_output(params.get("reference_cmd")) + if reference == o: + return False + return True + + secs = int(params.get("wait_secs_for_hook_up")) + if not kvm_utils.wait_for(new_shown, 30, secs, 3): + raise error.TestFail("No new device shown in output of command " + "executed in guest: %s" % ref_cmd) + + # Define a helper function to catch PCI device string + def find_pci(): + output = session.get_command_output(params.get("find_pci_cmd")) + if not params.get("match_string") in output: + return False + return True + + if not kvm_utils.wait_for(find_pci, 30, 3, 3): + raise error.TestFail("Not found pci model:%s; Command is:%s" % + (tested_model, params.get("find_pci_cmd"))) + + # Test the newly added device + s, o = session.get_command_status_output(params.get("pci_test_cmd")) + if s: + raise error.TestFail("Check for %s device failed after PCI hotplug;" + "Output: %s" % (test_type, o)) + + # Delete the added pci device + slot_id = "0" + add_output.split(",")[2].split()[1] + cmd = "pci_del pci_addr=%s" % slot_id + s, after_del = vm.send_monitor_cmd(cmd) + if after_del == after_add: + raise error.TestFail("Failed to hot remove pci device:%s; " + "Hypervisor command: %s" % (tested_model, cmd)) + + session.close() diff --git a/client/tests/kvm/kvm_vm.py b/client/tests/kvm/kvm_vm.py index eba9b84..4a7a85c 100644 --- a/client/tests/kvm/kvm_vm.py +++ b/client/tests/kvm/kvm_vm.py @@ -225,6 +225,8 @@ class VM: for image_name in kvm_utils.get_sub_dict_names(params, "images"): image_params = kvm_utils.get_sub_dict(params, image_name) + if image_params.get("boot_drive") == "no": + continue qemu_cmd += " -drive file=%s" % get_image_filename(image_params, image_dir) if image_params.get("drive_format"):