Ejemplo n.º 1
0
    def __init__(self, test, params, env):
        self.errors = []
        self.params = params
        self.vmxml = ''
        self.xmltree = None
        self.vm_name = params.get('main_vm')
        self.v2v_cmd = params.get('v2v_command', '')
        self.original_vm_name = params.get('original_vm_name')
        self.hypervisor = params.get("hypervisor")
        self.target = params.get('target')
        self.input_mode = params.get('input_mode')
        self.output_method = params.get('output_method')
        # The expected boottype of guest, default 0 is 'i440fx+bios'
        # Other values are 1 for q35+bios, 2 for q35+uefi, 3 for
        # q35+secure_uefi
        self.boottype = int(params.get("boottype", 0))
        # Due to changes in v2v and rhv, the current logic is:
        # 1) boottype value set by users takes the hignest precedence.
        # 2) if bootype is not set and '-o rhv_upload' is used, if ovirt
        # is >= 4.4, then set boottype to 1, else keep the default 0.
        # 3) if v2v version is newer enough to support q35 by default, then all latest
        # guests will be converted to q35 by default.
        if self.target == 'ovirt' and self.output_method == 'rhv_upload':
            from virttest.ovirt import connect
            _, self.ovirt_server_version = connect(params)
            LOG.info("rhv server version is: %s",
                     self.ovirt_server_version.full_version)
            if self.ovirt_server_version.major >= 4 and self.ovirt_server_version.minor >= 4:
                self.boottype = int(params.get("boottype", 1))
            rhv_bz_1961945_ver = '[4.4.6.8, 4.4.7.6)'  # bz1961945
            rhv_bz_1983610_ver = '[4.4.6.8, 4.4.8.2)'  # bz1983610
            if utils_v2v.compare_version(
                    rhv_bz_1961945_ver, self.ovirt_server_version.full_version
            ) or self.hypervisor == 'xen' and utils_v2v.compare_version(
                    rhv_bz_1983610_ver, self.ovirt_server_version.full_version
            ) or self.hypervisor == 'kvm' and self.input_mode != 'ova':
                self.boottype = int(params.get("boottype", 0))
        if compare_version(FEATURE_SUPPORT['q35']):
            self.boottype = int(params.get("boottype", 1))

        self.os_type = params.get('os_type')
        self.os_version = params.get('os_version', 'OS_VERSION_V2V_EXAMPLE')
        self.original_vmxml = params.get('original_vmxml')
        self.vmx_nfs_src = params.get('vmx_nfs_src')
        self.virsh_session = params.get('virsh_session')
        self.virsh_session_id = self.virsh_session.get_id(
        ) if self.virsh_session else params.get('virsh_session_id')
        self.checker = utils_v2v.VMCheck(test, params, env)
        # Should delete the guest when setup_session failed
        try:
            self.setup_session()
        except Exception:
            self.checker.cleanup()
            raise
        if not self.checker.virsh_session_id:
            self.checker.virsh_session_id = self.virsh_session_id
        self.init_vmxml(raise_exception=False)
        # Save NFS mount records like {0:(src, dst, fstype)}
        self.mount_records = {}
Ejemplo n.º 2
0
def run(test, params, env):
    """
    Convert specific esx guest
    """
    for v in list(params.values()):
        if "V2V_EXAMPLE" in v:
            test.cancel("Please set real value for %s" % v)
    if utils_v2v.V2V_EXEC is None:
        raise ValueError('Missing command: virt-v2v')
    version_requried = params.get("version_requried")
    vpx_hostname = params.get('vpx_hostname')
    vpx_passwd = params.get("vpx_password")
    esxi_host = esx_ip = params.get('esx_hostname')
    vpx_dc = params.get('vpx_dc')
    vm_name = params.get('main_vm')
    output_mode = params.get('output_mode')
    pool_name = params.get('pool_name', 'v2v_test')
    pool_type = params.get('pool_type', 'dir')
    pool_target = params.get('pool_target_path', 'v2v_pool')
    pvt = libvirt.PoolVolumeTest(test, params)
    v2v_timeout = int(params.get('v2v_timeout', 1200))
    v2v_cmd_timeout = int(params.get('v2v_cmd_timeout', 18000))
    v2v_opts = '-v -x' if params.get('v2v_debug', 'on') == 'on' else ''
    if params.get("v2v_opts"):
        # Add a blank by force
        v2v_opts += ' ' + params.get("v2v_opts")
    status_error = 'yes' == params.get('status_error', 'no')
    address_cache = env.get('address_cache')
    checkpoint = params.get('checkpoint', '')
    skip_vm_check = params.get('skip_vm_check', 'no')
    skip_reason = params.get('skip_reason')
    error_list = []
    remote_host = vpx_hostname
    # For VDDK
    input_transport = params.get("input_transport")
    vddk_libdir = params.get('vddk_libdir')
    # nfs mount source
    vddk_libdir_src = params.get('vddk_libdir_src')
    vddk_thumbprint = params.get('vddk_thumbprint')
    src_uri_type = params.get('src_uri_type')
    esxi_password = params.get('esxi_password')
    json_disk_pattern = params.get('json_disk_pattern')
    # For construct rhv-upload option in v2v cmd
    output_method = params.get("output_method")
    rhv_upload_opts = params.get("rhv_upload_opts")
    storage_name = params.get('storage_name')
    os_pool = os_storage = params.get('output_storage', 'default')
    # for get ca.crt file from ovirt engine
    rhv_passwd = params.get("rhv_upload_passwd")
    rhv_passwd_file = params.get("rhv_upload_passwd_file")
    ovirt_engine_passwd = params.get("ovirt_engine_password")
    ovirt_hostname = params.get("ovirt_engine_url").split(
        '/')[2] if params.get("ovirt_engine_url") else None
    ovirt_ca_file_path = params.get("ovirt_ca_file_path")
    local_ca_file_path = params.get("local_ca_file_path")
    os_version = params.get('os_version')
    os_type = params.get('os_type')
    virtio_win_path = params.get('virtio_win_path')
    # qemu-guest-agent path in virtio-win or rhv-guest-tools-iso
    qa_path = params.get('qa_path')
    # download url of qemu-guest-agent
    qa_url = params.get('qa_url')
    v2v_sasl = None
    # default values for v2v_cmd
    auto_clean = True
    cmd_only = False

    def log_fail(msg):
        """
        Log error and update error list
        """
        logging.error(msg)
        error_list.append(msg)

    def check_device_exist(check, virsh_session_id):
        """
        Check if device exist after convertion
        """
        xml = virsh.dumpxml(vm_name, session_id=virsh_session_id).stdout
        if check == 'cdrom':
            if "device='cdrom'" not in xml:
                log_fail('CDROM no longer exists')

    def check_vmtools(vmcheck, check):
        """
        Check whether vmware tools packages have been removed,
        or vmware-tools service has stopped

        :param vmcheck: VMCheck object for vm checking
        :param check: Checkpoint of different cases
        :return: None
        """
        if check == 'vmtools':
            logging.info('Check if packages been removed')
            pkgs = vmcheck.session.cmd('rpm -qa').strip()
            removed_pkgs = params.get('removed_pkgs').strip().split(',')
            if not removed_pkgs:
                test.error('Missing param "removed_pkgs"')
            for pkg in removed_pkgs:
                if pkg in pkgs:
                    log_fail('Package "%s" not removed' % pkg)
        elif check == 'vmtools_service':
            logging.info('Check if service stopped')
            vmtools_service = params.get('service_name')
            status = utils_misc.get_guest_service_status(
                vmcheck.session, vmtools_service)
            logging.info('Service %s status: %s', vmtools_service, status)
            if status != 'inactive':
                log_fail('Service "%s" is not stopped' % vmtools_service)

    def check_modprobe(vmcheck):
        """
        Check whether content of /etc/modprobe.conf meets expectation
        """
        content = vmcheck.session.cmd('cat /etc/modprobe.conf').strip()
        logging.debug(content)
        cfg_content = params.get('cfg_content')
        if not cfg_content:
            test.error('Missing content for search')
        logging.info('Search "%s" in /etc/modprobe.conf', cfg_content)
        pattern = r'\s+'.join(cfg_content.split())
        if not re.search(pattern, content):
            log_fail('Not found "%s"' % cfg_content)

    def check_device_map(vmcheck):
        """
        Check if the content of device.map meets expectation.
        """
        logging.info(vmcheck.session.cmd('fdisk -l').strip())
        device_map = params.get('device_map_path')
        content = vmcheck.session.cmd('cat %s' % device_map)
        logging.debug('Content of device.map:\n%s', content)
        logging.info('Found device: %d', content.count('/dev/'))
        logging.info('Found virtio device: %d', content.count('/dev/vd'))
        if content.count('/dev/') != content.count('/dev/vd'):
            log_fail('Content of device.map not correct')
        else:
            logging.info('device.map has been remaped to "/dev/vd*"')

    def check_resume_swap(vmcheck):
        """
        Check the content of grub files meet expectation.
        """
        if os_version == 'rhel7':
            chkfiles = [
                '/etc/default/grub', '/boot/grub2/grub.cfg', '/etc/grub2.cfg'
            ]
        if os_version == 'rhel6':
            chkfiles = ['/boot/grub/grub.conf', '/etc/grub.conf']
        for file_i in chkfiles:
            status, content = vmcheck.run_cmd('cat %s' % file_i)
            if status != 0:
                log_fail('%s does not exist' % file_i)
            resume_dev_count = content.count('resume=/dev/')
            if resume_dev_count == 0 or resume_dev_count != content.count(
                    'resume=/dev/vd'):
                reason = 'Maybe the VM\'s swap pariton is lvm'
                log_fail('Content of %s is not correct or %s' %
                         (file_i, reason))

        content = vmcheck.session.cmd('cat /proc/cmdline')
        logging.debug('Content of /proc/cmdline:\n%s', content)
        if 'resume=/dev/vd' not in content:
            log_fail('Content of /proc/cmdline is not correct')

    def check_rhev_file_exist(vmcheck):
        """
        Check if rhev files exist
        """
        file_path = {
            'rhev-apt.exe': r'C:\rhev-apt.exe',
            'rhsrvany.exe':
            r'"C:\Program Files\Guestfs\Firstboot\rhsrvany.exe"'
        }
        for key in file_path:
            status = vmcheck.session.cmd_status('dir %s' % file_path[key])
            if status == 0:
                logging.info('%s exists' % key)
            else:
                log_fail('%s does not exist after convert to rhv' % key)

    def check_file_architecture(vmcheck):
        """
        Check the 3rd party module info

        :param vmcheck: VMCheck object for vm checking
        """
        content = vmcheck.session.cmd('uname -r').strip()
        status = vmcheck.session.cmd_status(
            'rpm -qf /lib/modules/%s/fileaccess/fileaccess_mod.ko ' % content)
        if status == 0:
            log_fail('3rd party module info is not correct')
        else:
            logging.info(
                'file /lib/modules/%s/fileaccess/fileaccess_mod.ko is not owned by any package'
                % content)

    def check_windows_ogac(vmcheck):
        """
        Check qemu-guest-agent service in VM

        :param vmcheck: VMCheck object for vm checking
        """
        try:
            res = utils_misc.wait_for(lambda: re.search(
                'running', vmcheck.get_service_info('qemu-ga'), re.I),
                                      300,
                                      step=30)
        except ShellProcessTerminatedError:
            # Windows guest may reboot after installing qemu-ga service
            logging.debug('Windows guest is rebooting')
            if vmcheck.session:
                vmcheck.session.close()
                vmcheck.session = None
            vmcheck.create_session()
            res = utils_misc.wait_for(lambda: re.search(
                'running', vmcheck.get_service_info('qemu-ga'), re.I),
                                      300,
                                      step=30)

        if not res:
            test.fail('Not found running qemu-ga service')

    def check_linux_ogac(vmcheck):
        """
        Check qemu-guest-agent service in VM

        :param vmcheck: VMCheck object for vm checking
        """
        def get_pkgs(pkg_path):
            """
            Get all qemu-guest-agent pkgs
            """
            pkgs = []
            for _, _, files in os.walk(pkg_path):
                for file_name in files:
                    pkgs.append(file_name)
            return pkgs

        def get_pkg_version_vm():
            """
            Get qemu-guest-agent version in VM
            """
            vender = vmcheck.get_vm_os_vendor()
            if vender in ['Ubuntu', 'Debian']:
                cmd = 'dpkg -l qemu-guest-agent'
            else:
                cmd = 'rpm -q qemu-guest-agent'
            _, output = vmcheck.run_cmd(cmd)

            pkg_ver_ptn = [
                r'qemu-guest-agent +[0-9]+:(.*?dfsg.*?) +',
                r'qemu-guest-agent-(.*?)\.x86_64'
            ]

            for ptn in pkg_ver_ptn:
                if re.search(ptn, output):
                    return re.search(ptn, output).group(1)
            return ''

        if os.path.isfile(os.getenv('VIRTIO_WIN')):
            mount_point = utils_v2v.v2v_mount(os.getenv('VIRTIO_WIN'),
                                              'rhv_tools_setup_iso',
                                              fstype='iso9660')
            export_path = params['tmp_mount_point'] = mount_point
        else:
            export_path = os.getenv('VIRTIO_WIN')

        qemu_guest_agent_dir = os.path.join(export_path, qa_path)
        all_pkgs = get_pkgs(qemu_guest_agent_dir)
        logging.debug('The installing qemu-guest-agent is: %s' % all_pkgs)
        vm_pkg_ver = get_pkg_version_vm()
        logging.debug('qemu-guest-agent verion in vm: %s' % vm_pkg_ver)

        # If qemu-guest-agent version in VM is higher than the pkg in qemu-guest-agent-iso,
        # v2v will not update the qemu-guest-agent version and report a warning.
        #
        # e.g.
        # virt-v2v: warning: failed to install QEMU Guest Agent: command:         package
        # qemu-guest-agent-10:2.12.0-3.el7.x86_64 (which is newer than
        # qemu-guest-agent-10:2.12.0-2.el7.x86_64) is already installed
        if not any([vm_pkg_ver in pkg for pkg in all_pkgs]):
            logging.debug(
                'Wrong qemu-guest-agent version, maybe it is higher than package version in ISO'
            )
            logging.info(
                'Unexpected qemu-guest-agent version, set v2v log checking')
            expect_msg_ptn = r'virt-v2v: warning: failed to install QEMU Guest Agent.*?is newer than.*? is already installed'
            params.update({'msg_content': expect_msg_ptn, 'expect_msg': 'yes'})

        # Check the service status of qemu-guest-agent in VM
        status_ptn = r'Active: active \(running\)|qemu-ga \(pid +[0-9]+\) is running'
        cmd = 'service qemu-ga status;systemctl status qemu-guest-agent'
        _, output = vmcheck.run_cmd(cmd)

        if not re.search(status_ptn, output):
            log_fail('qemu-guest-agent service exception')

    def check_ubuntools(vmcheck):
        """
        Check open-vm-tools, ubuntu-server in VM

        :param vmcheck: VMCheck object for vm checking
        """
        logging.info('Check if open-vm-tools service stopped')
        status = utils_misc.get_guest_service_status(vmcheck.session,
                                                     'open-vm-tools')
        logging.info('Service open-vm-tools status: %s', status)
        if status != 'inactive':
            log_fail('Service open-vm-tools is not stopped')
        else:
            logging.info('Check if the ubuntu-server exist')
            content = vmcheck.session.cmd('dpkg -s ubuntu-server')
            if 'install ok installed' in content:
                logging.info('ubuntu-server has not been removed.')
            else:
                log_fail('ubuntu-server has been removed')

    def global_pem_setup(f_pem):
        """
        Setup global rhv server ca

        :param f_pem: ca file path
        """
        ca_anchors_dir = '/etc/pki/ca-trust/source/anchors'
        shutil.copy(f_pem, ca_anchors_dir)
        process.run('update-ca-trust extract', shell=True)
        os.unlink(os.path.join(ca_anchors_dir, os.path.basename(f_pem)))

    def global_pem_cleanup():
        """
        Cleanup global rhv server ca
        """
        process.run('update-ca-trust extract', shell=True)

    def cmd_remove_option(cmd, opt_pattern):
        """
        Remove an option from cmd

        :param cmd: the cmd
        :param opt_pattern: a pattern stands for the option
        """
        for item in re.findall(opt_pattern, cmd):
            cmd = cmd.replace(item, '').strip()
        return cmd

    def find_net(bridge_name):
        """
        Find which network use specified bridge

       :param bridge_name: bridge name you want to find
        """
        net_list = virsh.net_state_dict(only_names=True)
        net_name = ''
        if len(net_list):
            for net in net_list:
                net_info = virsh.net_info(net).stdout.strip()
                search = re.search(r'Bridge:\s+(\S+)', net_info)
                if search:
                    if bridge_name == search.group(1):
                        net_name = net
        else:
            logging.info('Conversion server has no network')
        return net_name

    def destroy_net(net_name):
        """
        destroy network in conversion server
        """
        if virsh.net_state_dict()[net_name]['active']:
            logging.info("Remove network %s in conversion server", net_name)
            virsh.net_destroy(net_name)
            if virsh.net_state_dict()[net_name]['autostart']:
                virsh.net_autostart(net_name, "--disable")
        output = virsh.net_list("--all").stdout.strip()
        logging.info(output)

    def start_net(net_name):
        """
        start network in conversion server
        """
        logging.info("Recover network %s in conversion server", net_name)
        virsh.net_autostart(net_name)
        if not virsh.net_state_dict()[net_name]['active']:
            virsh.net_start(net_name)
        output = virsh.net_list("--all").stdout.strip()
        logging.info(output)

    def check_result(result, status_error):
        """
        Check virt-v2v command result
        """
        def vm_check(status_error):
            """
            Checking the VM
            """
            if status_error:
                return

            if output_mode == 'json' and not check_json_output(params):
                test.fail('check json output failed')
            if output_mode == 'local' and not check_local_output(params):
                test.fail('check local output failed')
            if output_mode in ['null', 'json', 'local']:
                return

            # vmchecker must be put before skip_vm_check in order to clean up
            # the VM.
            vmchecker = VMChecker(test, params, env)
            params['vmchecker'] = vmchecker
            if skip_vm_check == 'yes':
                logging.info('Skip checking vm after conversion: %s' %
                             skip_reason)
                return

            if output_mode == 'rhev':
                if not utils_v2v.import_vm_to_ovirt(
                        params, address_cache, timeout=v2v_timeout):
                    test.fail('Import VM failed')
            elif output_mode == 'libvirt':
                virsh.start(vm_name, debug=True)

            # Check guest following the checkpoint document after convertion
            logging.info('Checking common checkpoints for v2v')
            if checkpoint == 'ogac':
                # windows guests will reboot at any time after qemu-ga is
                # installed. The process cannot be controled. In order to
                # don't break vmchecker.run() process, It's better to put
                # check_windows_ogac before vmchecker.run(). Because in
                # check_windows_ogac, it waits until rebooting completes.
                vmchecker.checker.create_session()
                if os_type == 'windows':
                    check_windows_ogac(vmchecker.checker)
                else:
                    check_linux_ogac(vmchecker.checker)
            ret = vmchecker.run()
            if len(ret) == 0:
                logging.info("All common checkpoints passed")
            # Check specific checkpoints
            if checkpoint == 'cdrom':
                virsh_session = utils_sasl.VirshSessionSASL(params)
                virsh_session_id = virsh_session.get_id()
                check_device_exist('cdrom', virsh_session_id)
                virsh_session.close()
            if checkpoint.startswith('vmtools'):
                check_vmtools(vmchecker.checker, checkpoint)
            if checkpoint == 'modprobe':
                check_modprobe(vmchecker.checker)
            if checkpoint == 'device_map':
                check_device_map(vmchecker.checker)
            if checkpoint == 'resume_swap':
                check_resume_swap(vmchecker.checker)
            if checkpoint == 'rhev_file':
                check_rhev_file_exist(vmchecker.checker)
            if checkpoint == 'file_architecture':
                check_file_architecture(vmchecker.checker)
            if checkpoint == 'ubuntu_tools':
                check_ubuntools(vmchecker.checker)
            if checkpoint == 'without_default_net':
                if virsh.net_state_dict()[net_name]['active']:
                    log_fail("Bridge virbr0 already started during conversion")
            # Merge 2 error lists
            error_list.extend(vmchecker.errors)

        libvirt.check_exit_status(result, status_error)
        output = result.stdout_text + result.stderr_text
        # VM or local output checking
        vm_check(status_error)
        # Log checking
        log_check = utils_v2v.check_log(params, output)
        if log_check:
            log_fail(log_check)
        if len(error_list):
            test.fail('%d checkpoints failed: %s' %
                      (len(error_list), error_list))

    try:
        if version_requried and not utils_v2v.compare_version(
                version_requried):
            test.cancel("Testing requries version: %s" % version_requried)

        v2v_params = {
            'hostname': remote_host,
            'hypervisor': 'esx',
            'main_vm': vm_name,
            'vpx_dc': vpx_dc,
            'esx_ip': esx_ip,
            'new_name': vm_name + utils_misc.generate_random_string(4),
            'v2v_opts': v2v_opts,
            'input_mode': 'libvirt',
            'os_storage': os_storage,
            'os_pool': os_pool,
            'network': params.get('network'),
            'bridge': params.get('bridge'),
            'target': params.get('target'),
            'password': vpx_passwd if src_uri_type != 'esx' else esxi_password,
            'input_transport': input_transport,
            'vcenter_host': vpx_hostname,
            'vcenter_password': vpx_passwd,
            'vddk_thumbprint': vddk_thumbprint,
            'vddk_libdir': vddk_libdir,
            'vddk_libdir_src': vddk_libdir_src,
            'src_uri_type': src_uri_type,
            'esxi_password': esxi_password,
            'esxi_host': esxi_host,
            'output_method': output_method,
            'os_storage_name': storage_name,
            'rhv_upload_opts': rhv_upload_opts,
            'oo_json_disk_pattern': json_disk_pattern,
            'params': params
        }

        os.environ['LIBGUESTFS_BACKEND'] = 'direct'
        v2v_uri = utils_v2v.Uri('esx')
        remote_uri = v2v_uri.get_uri(remote_host, vpx_dc, esx_ip)

        # Create password file for access to ESX hypervisor
        vpx_passwd_file = params.get("vpx_passwd_file")
        with open(vpx_passwd_file, 'w') as pwd_f:
            if src_uri_type == 'esx':
                pwd_f.write(esxi_password)
            else:
                pwd_f.write(vpx_passwd)
        v2v_params['v2v_opts'] += " -ip %s" % vpx_passwd_file

        if params.get('output_format'):
            v2v_params.update({'of_format': params['output_format']})
        # Rename guest with special name while converting to rhev
        if '#' in vm_name and output_mode == 'rhev':
            v2v_params['new_name'] = v2v_params['new_name'].replace('#', '_')

        # Create SASL user on the ovirt host
        if output_mode == 'rhev':
            # create different sasl_user name for different job
            params.update({
                'sasl_user':
                params.get("sasl_user") + utils_misc.generate_random_string(3)
            })
            logging.info('sals user name is %s' % params.get("sasl_user"))

            user_pwd = "[['%s', '%s']]" % (params.get("sasl_user"),
                                           params.get("sasl_pwd"))
            v2v_sasl = utils_sasl.SASL(sasl_user_pwd=user_pwd)
            v2v_sasl.server_ip = params.get("remote_ip")
            v2v_sasl.server_user = params.get('remote_user')
            v2v_sasl.server_pwd = params.get('remote_pwd')
            v2v_sasl.setup(remote=True)
            logging.debug('A SASL session %s was created', v2v_sasl)
            if output_method == 'rhv_upload':
                # Create password file for '-o rhv_upload' to connect to ovirt
                with open(rhv_passwd_file, 'w') as f:
                    f.write(rhv_passwd)
                # Copy ca file from ovirt to local
                remote.scp_from_remote(ovirt_hostname, 22, 'root',
                                       ovirt_engine_passwd, ovirt_ca_file_path,
                                       local_ca_file_path)

        # Create libvirt dir pool
        if output_mode == 'libvirt':
            pvt.pre_pool(pool_name, pool_type, pool_target, '')

        if checkpoint == 'root_ask':
            v2v_params['v2v_opts'] += ' --root ask'
            v2v_params['custom_inputs'] = params.get('choice', '2')
        if checkpoint.startswith('root_') and checkpoint != 'root_ask':
            root_option = params.get('root_option')
            v2v_params['v2v_opts'] += ' --root %s' % root_option
        if checkpoint == 'with_proxy':
            http_proxy = params.get('esx_http_proxy')
            https_proxy = params.get('esx_https_proxy')
            logging.info('Set http_proxy=%s, https_proxy=%s', http_proxy,
                         https_proxy)
            os.environ['http_proxy'] = http_proxy
            os.environ['https_proxy'] = https_proxy

        if checkpoint == 'ogac':
            os.environ['VIRTIO_WIN'] = virtio_win_path
            if not os.path.exists(os.getenv('VIRTIO_WIN')):
                test.fail('%s does not exist' % os.getenv('VIRTIO_WIN'))

            if os.path.isdir(os.getenv('VIRTIO_WIN')) and os_type == 'linux':
                export_path = os.getenv('VIRTIO_WIN')
                qemu_guest_agent_dir = os.path.join(export_path, qa_path)
                if not os.path.exists(qemu_guest_agent_dir) and os.access(
                        export_path, os.W_OK) and qa_url:
                    logging.debug(
                        'Not found qemu-guest-agent in virtio-win or rhv-guest-tools-iso,'
                        ' Try to prepare it manually. This is not a permanant step, once'
                        ' the official build includes it, this step should be removed.'
                    )
                    os.makedirs(qemu_guest_agent_dir)
                    rpm_name = os.path.basename(qa_url)
                    download.get_file(
                        qa_url, os.path.join(qemu_guest_agent_dir, rpm_name))

        if checkpoint == 'virtio_iso_blk':
            if not os.path.exists(virtio_win_path):
                test.fail('%s does not exist' % virtio_win_path)

            # Find a free loop device
            free_loop_dev = process.run("losetup --find",
                                        shell=True).stdout_text.strip()
            # Setup a loop device
            cmd = 'losetup %s %s' % (free_loop_dev, virtio_win_path)
            process.run(cmd, shell=True)
            os.environ['VIRTIO_WIN'] = free_loop_dev

        if checkpoint == 'invalid_pem':
            # simply change the 2nd line to lowercase to get an invalid pem
            with open(local_ca_file_path, 'r+') as fd:
                for i in range(2):
                    pos = fd.tell()
                    res = fd.readline()
                fd.seek(pos)
                fd.write(res.lower())
                fd.flush()

        if checkpoint == 'without_default_net':
            net_name = find_net('virbr0')
            if net_name:
                destroy_net(net_name)

        if checkpoint == 'empty_cdrom':
            virsh_dargs = {
                'uri': remote_uri,
                'remote_ip': remote_host,
                'remote_user': '******',
                'remote_pwd': vpx_passwd,
                'auto_close': True,
                'debug': True
            }
            remote_virsh = virsh.VirshPersistent(**virsh_dargs)
            v2v_result = remote_virsh.dumpxml(vm_name)
            remote_virsh.close_session()
        else:
            if checkpoint == 'exist_uuid':
                auto_clean = False
            if checkpoint in [
                    'mismatched_uuid', 'no_uuid', 'system_rhv_pem_set',
                    'system_rhv_pem_unset'
            ]:
                cmd_only = True
                auto_clean = False
            v2v_result = utils_v2v.v2v_cmd(v2v_params, auto_clean, cmd_only)
        if 'new_name' in v2v_params:
            vm_name = params['main_vm'] = v2v_params['new_name']

        if checkpoint.startswith('system_rhv_pem'):
            if checkpoint == 'system_rhv_pem_set':
                global_pem_setup(local_ca_file_path)
            rhv_cafile = r'-oo rhv-cafile=\S+\s*'
            new_cmd = cmd_remove_option(v2v_result, rhv_cafile)
            logging.debug('New v2v command:\n%s', new_cmd)
        if checkpoint == 'mismatched_uuid':
            # append more uuid
            new_cmd = v2v_result + ' -oo rhv-disk-uuid=%s' % str(uuid.uuid4())
        if checkpoint == 'no_uuid':
            rhv_disk_uuid = r'-oo rhv-disk-uuid=\S+\s*'
            new_cmd = cmd_remove_option(v2v_result, rhv_disk_uuid)
            logging.debug('New v2v command:\n%s', new_cmd)
        if checkpoint == 'exist_uuid':
            new_vm_name = v2v_params['new_name'] + '_exist_uuid'
            new_cmd = v2v_result.command.replace('-on %s' % vm_name,
                                                 '-on %s' % new_vm_name)
            logging.debug('re-run v2v command:\n%s', new_cmd)

        if checkpoint in [
                'mismatched_uuid', 'no_uuid', 'exist_uuid',
                'system_rhv_pem_set', 'system_rhv_pem_unset'
        ]:
            v2v_result = utils_v2v.cmd_run(new_cmd,
                                           params.get('v2v_dirty_resources'))

        check_result(v2v_result, status_error)

    finally:
        if checkpoint == 'ogac' and params.get('tmp_mount_point'):
            if os.path.exists(params.get('tmp_mount_point')):
                utils_misc.umount(os.getenv('VIRTIO_WIN'),
                                  params['tmp_mount_point'], 'iso9660')
            os.environ.pop('VIRTIO_WIN')
        if checkpoint == 'virtio_iso_blk':
            process.run('losetup -d %s' % free_loop_dev, shell=True)
            os.environ.pop('VIRTIO_WIN')
        if checkpoint == 'system_rhv_pem_set':
            global_pem_cleanup()
        if checkpoint == 'without_default_net':
            if net_name:
                start_net(net_name)
        if params.get('vmchecker'):
            params['vmchecker'].cleanup()
        if output_mode == 'rhev' and v2v_sasl:
            v2v_sasl.cleanup()
            logging.debug('SASL session %s is closing', v2v_sasl)
            v2v_sasl.close_session()
        if output_mode == 'libvirt':
            pvt.cleanup_pool(pool_name, pool_type, pool_target, '')
        if checkpoint == 'with_proxy':
            logging.info('Unset http_proxy&https_proxy')
            os.environ.pop('http_proxy')
            os.environ.pop('https_proxy')
        # Cleanup constant files
        utils_v2v.cleanup_constant_files(params)
Ejemplo n.º 3
0
def run(test, params, env):
    """
    Test various options of virt-v2v.
    """
    if utils_v2v.V2V_EXEC is None:
        raise ValueError('Missing command: virt-v2v')
    for v in list(params.values()):
        if "V2V_EXAMPLE" in v:
            test.cancel("Please set real value for %s" % v)

    version_requried = params.get("version_requried")
    vm_name = params.get("main_vm", "EXAMPLE")
    new_vm_name = params.get("new_vm_name")
    input_mode = params.get("input_mode")
    input_file = params.get("input_file")
    v2v_options = params.get("v2v_options", "")
    hypervisor = params.get("hypervisor", "kvm")
    remote_host = params.get("remote_host", "EXAMPLE")
    vpx_dc = params.get("vpx_dc", "EXAMPLE")
    esx_ip = params.get("esx_ip", "EXAMPLE")
    source_user = params.get("username", "root")
    output_mode = params.get("output_mode")
    output_storage = params.get("output_storage", "default")
    disk_img = params.get("input_disk_image", "")
    nfs_storage = params.get("storage")
    no_root = 'yes' == params.get('no_root', 'no')
    mnt_point = params.get("mnt_point")
    export_domain_uuid = params.get("export_domain_uuid", "")
    fake_domain_uuid = params.get("fake_domain_uuid")
    vdsm_image_uuid = params.get("vdsm_image_uuid")
    vdsm_vol_uuid = params.get("vdsm_vol_uuid")
    vdsm_vm_uuid = params.get("vdsm_vm_uuid")
    vdsm_ovf_output = params.get("vdsm_ovf_output")
    v2v_user = params.get("unprivileged_user", "")
    v2v_timeout = int(params.get("v2v_timeout", 1200))
    status_error = "yes" == params.get("status_error", "no")
    su_cmd = "su - %s -c " % v2v_user
    output_uri = params.get("oc_uri", "")
    pool_name = params.get("pool_name", "v2v_test")
    pool_type = params.get("pool_type", "dir")
    pool_target = params.get("pool_target", "v2v_pool")
    emulated_img = params.get("emulated_image_path", "v2v-emulated-img")
    pvt = utlv.PoolVolumeTest(test, params)
    new_v2v_user = False
    address_cache = env.get('address_cache')
    params['vmcheck_flag'] = False
    checkpoint = params.get('checkpoint', '')
    error_flag = 'strict'
    estimate_file = ''

    def create_pool(user_pool=False,
                    pool_name=pool_name,
                    pool_target=pool_target):
        """
        Create libvirt pool as the output storage
        """
        if output_uri == "qemu:///session" or user_pool:
            target_path = os.path.join("/home", v2v_user, pool_target)
            cmd = su_cmd + "'mkdir -p %s'" % target_path
            process.system(cmd, verbose=True)
            # Sometimes pool_creat_as returns sucess, but the pool can
            # not be found in user session.
            virsh.pool_create_as(pool_name,
                                 'dir',
                                 target_path,
                                 unprivileged_user=v2v_user,
                                 debug=True)

            res = virsh.pool_info(pool_name,
                                  unprivileged_user=v2v_user,
                                  debug=True)
            if res.exit_status != 0:
                return False
        else:
            pvt.pre_pool(pool_name, pool_type, pool_target, emulated_img)

        return True

    def cleanup_pool(user_pool=False,
                     pool_name=pool_name,
                     pool_target=pool_target):
        """
        Clean up libvirt pool
        """
        if output_uri == "qemu:///session" or user_pool:
            virsh.pool_destroy(pool_name,
                               unprivileged_user=v2v_user,
                               debug=True)
            target_path = os.path.join("/home", v2v_user, pool_target)
            cmd = su_cmd + "'rm -rf %s'" % target_path
            process.system(cmd, verbose=True)
        else:
            pvt.cleanup_pool(pool_name, pool_type, pool_target, emulated_img)

    def get_all_uuids(output):
        """
        Get export domain uuid, image uuid and vol uuid from command output.
        """
        tmp_target = re.findall(r"qemu-img\s'convert'\s.+\s'(\S+)'\n", output)
        if len(tmp_target) < 1:
            test.error("Fail to find tmp target file name when converting vm"
                       " disk image")
        targets = tmp_target[0].split('/')
        return (targets[3], targets[5], targets[6])

    def get_ovf_content(output):
        """
        Find and read ovf file.
        """
        export_domain_uuid, _, vol_uuid = get_all_uuids(output)
        export_vm_dir = os.path.join(mnt_point, export_domain_uuid,
                                     'master/vms')
        ovf_content = ""
        if os.path.isdir(export_vm_dir):
            ovf_id = "ovf:id='%s'" % vol_uuid
            ret = to_text(
                process.system_output("grep -R \"%s\" %s" %
                                      (ovf_id, export_vm_dir)))
            ovf_file = ret.split(":")[0]
            if os.path.isfile(ovf_file):
                ovf_f = open(ovf_file, "r")
                ovf_content = ovf_f.read()
                ovf_f.close()
        else:
            logging.error("Can't find ovf file to read")
        return ovf_content

    def get_img_path(output):
        """
        Get the full path of the converted image.
        """
        img_name = vm_name + "-sda"
        if output_mode == "libvirt":
            img_path = virsh.vol_path(img_name, output_storage).stdout.strip()
        elif output_mode == "local":
            img_path = os.path.join(output_storage, img_name)
        elif output_mode in ["rhev", "vdsm"]:
            export_domain_uuid, image_uuid, vol_uuid = get_all_uuids(output)
            img_path = os.path.join(mnt_point, export_domain_uuid, 'images',
                                    image_uuid, vol_uuid)
        return img_path

    def check_vmtype(ovf, expected_vmtype):
        """
        Verify vmtype in ovf file.
        """
        if output_mode != "rhev":
            return
        if expected_vmtype == "server":
            vmtype_int = 1
        elif expected_vmtype == "desktop":
            vmtype_int = 0
        else:
            return
        if "<VmType>%s</VmType>" % vmtype_int in ovf:
            logging.info("Find VmType=%s in ovf file", expected_vmtype)
        else:
            test.fail("VmType check failed")

    def check_image(img_path, check_point, expected_value):
        """
        Verify image file allocation mode and format
        """
        if not img_path or not os.path.isfile(img_path):
            test.error("Image path: '%s' is invalid" % img_path)
        img_info = utils_misc.get_image_info(img_path)
        logging.debug("Image info: %s", img_info)
        if check_point == "allocation":
            if expected_value == "sparse":
                if img_info['vsize'] > img_info['dsize']:
                    logging.info("%s is a sparse image", img_path)
                else:
                    test.fail("%s is not a sparse image" % img_path)
            elif expected_value == "preallocated":
                if img_info['vsize'] <= img_info['dsize']:
                    logging.info("%s is a preallocated image", img_path)
                else:
                    test.fail("%s is not a preallocated image" % img_path)
        if check_point == "format":
            if expected_value == img_info['format']:
                logging.info("%s format is %s", img_path, expected_value)
            else:
                test.fail("%s format is not %s" % (img_path, expected_value))

    def check_new_name(output, expected_name):
        """
        Verify guest name changed to the new name.
        """
        found = False
        if output_mode == "libvirt":
            found = virsh.domain_exists(expected_name)
        if output_mode == "local":
            found = os.path.isfile(
                os.path.join(output_storage, expected_name + "-sda"))
        if output_mode in ["rhev", "vdsm"]:
            ovf = get_ovf_content(output)
            found = "<Name>%s</Name>" % expected_name in ovf
        else:
            return
        if found:
            logging.info("Guest name renamed when converting it")
        else:
            test.fail("Rename guest failed")

    def check_nocopy(output):
        """
        Verify no image created if convert command use --no-copy option
        """
        img_path = get_img_path(output)
        if not os.path.isfile(img_path):
            logging.info("No image created with --no-copy option")
        else:
            test.fail("Find %s" % img_path)

    def check_connection(output, expected_uri):
        """
        Check output connection uri used when converting guest
        """
        init_msg = "Initializing the target -o libvirt -oc %s" % expected_uri
        if init_msg in output:
            logging.info("Find message: %s", init_msg)
        else:
            test.fail("Not find message: %s" % init_msg)

    def check_ovf_snapshot_id(ovf_content):
        """
        Check if snapshot id in ovf file consists of '0's
        """
        search = re.search("ovf:vm_snapshot_id='(.*?)'", ovf_content)
        if search:
            snapshot_id = search.group(1)
            logging.debug('vm_snapshot_id = %s', snapshot_id)
            if snapshot_id.count('0') >= 32:
                test.fail('vm_snapshot_id consists with "0"')
        else:
            test.fail('Fail to find snapshot_id')

    def check_source(output):
        """
        Check if --print-source option print the correct info
        """
        # Parse source info
        source = output.split('\n')[2:]
        for i in range(len(source)):
            if source[i].startswith('\t'):
                source[i - 1] += source[i]
                source[i] = ''
        source_strip = [x.strip() for x in source if x.strip()]
        source_info = {}
        for line in source_strip:
            source_info[line.split(':')[0]] = line.split(':', 1)[1].strip()
        logging.debug('Source info to check: %s', source_info)
        checklist = [
            'nr vCPUs', 'hypervisor type', 'source name', 'memory', 'disks',
            'NICs'
        ]
        if hypervisor in ['kvm', 'xen']:
            checklist.extend(['display', 'CPU features'])
        for key in checklist:
            if key not in source_info:
                test.fail('%s info missing' % key)

        v2v_virsh = None
        close_virsh = False
        if hypervisor == 'kvm':
            v2v_virsh = virsh
        else:
            virsh_dargs = {
                'uri': ic_uri,
                'remote_ip': remote_host,
                'remote_user': source_user,
                'remote_pwd': source_pwd,
                'auto_close': True,
                'debug': True
            }
            v2v_virsh = virsh.VirshPersistent(**virsh_dargs)
            logging.debug('a new virsh session %s was created', v2v_virsh)
            close_virsh = True

        # Check single values
        fail = []
        try:
            xml = vm_xml.VMXML.new_from_inactive_dumpxml(
                vm_name, virsh_instance=v2v_virsh)
        finally:
            if close_virsh:
                logging.debug('virsh session %s is closing', v2v_virsh)
                v2v_virsh.close_session()

        check_map = {}
        check_map['nr vCPUs'] = xml.vcpu
        check_map['hypervisor type'] = xml.hypervisor_type
        check_map['source name'] = xml.vm_name
        check_map['memory'] = str(int(xml.max_mem) * 1024) + ' (bytes)'

        if hypervisor in ['kvm', 'xen']:
            check_map['display'] = xml.get_graphics_devices()[0].type_name

        logging.info('KEY:\tSOURCE<-> XML')
        for key in check_map:
            logging.info('%-15s:%18s <-> %s', key, source_info[key],
                         check_map[key])
            if str(check_map[key]) not in source_info[key]:
                fail.append(key)

        # Check disk info
        disk = list(xml.get_disk_all().values())[0]

        def _get_disk_subelement_attr_value(obj, attr, subattr):
            if obj.find(attr) is not None:
                return obj.find(attr).get(subattr)

        bus = _get_disk_subelement_attr_value(disk, 'target', 'bus')
        driver_type = _get_disk_subelement_attr_value(disk, 'driver', 'type')
        path = _get_disk_subelement_attr_value(disk, 'source', 'file')

        # For esx, disk output is like "disks: json: { ... } (raw) [scsi]"
        # For xen, disk output is like "disks: json: { ... } [ide]"
        # For kvm, disk output is like "/rhel8.0-2.qcow2 (qcow2) [virtio-blk]"
        if hypervisor == 'kvm':
            disks_info_pattern = r"%s \(%s\) \[%s" % (path, driver_type, bus)
        elif hypervisor == 'esx':
            # replace '.vmdk' with '-flat.vmdk', this is done in v2v
            path_pattern1 = path.split()[1].replace('.vmdk', '-flat.vmdk')
            # In newer qemu version, '_' is replaced with '%5f'.
            path_pattern2 = path_pattern1.replace('_', '%5f')
            # nbd:unix:/tmp/v2vnbdkit.u44G6C/nbdkit1.sock:exportname=/ (raw)
            # [scsi]
            path_pattern_nbd = r'nbd:unix:/.*? \(raw\) \[%s\]' % bus
            # For esx, '(raw)' is fixed? Let's see if others will be met.
            disks_info_pattern = '|'.join([path_pattern_nbd] + [
                r"https://%s/folder/%s\?dcPath=data&dsName=esx.*} \(raw\) \[%s"
                % (remote_host, i, bus)
                for i in [path_pattern1, path_pattern2]
            ])
        elif hypervisor == 'xen':
            disks_info_pattern = "file\.path.*%s.*file\.host.*%s.* \[%s" % (
                path, remote_host, bus)

        source_disks = source_info['disks'].split()
        logging.info('disks:%s<->%s', source_info['disks'], disks_info_pattern)
        if not re.search(disks_info_pattern, source_info['disks']):
            fail.append('disks')

        # Check nic info
        nic = list(xml.get_iface_all().values())[0]
        type = nic.get('type')
        mac = nic.find('mac').get('address')
        nic_source = nic.find('source')
        name = nic_source.get(type)
        nic_info = '%s "%s" mac: %s' % (type, name, mac)
        logging.info('NICs:%s<->%s', source_info['NICs'], nic_info)
        if nic_info.lower() not in source_info['NICs'].lower():
            fail.append('NICs')

        # Check cpu features
        if hypervisor in ['kvm', 'xen']:
            feature_list = xml.features.get_feature_list()
            logging.info('CPU features:%s<->%s', source_info['CPU features'],
                         feature_list)
            if sorted(source_info['CPU features'].split(',')) != sorted(
                    feature_list):
                fail.append('CPU features')

        if fail:
            test.fail('Source info not correct for: %s' % fail)

    def check_man_page(in_man, not_in_man):
        """
        Check if content of man page or help info meets expectation
        """
        man_page = process.run('man virt-v2v',
                               verbose=False).stdout_text.strip()
        if in_man:
            logging.info('Checking man page of virt-v2v for "%s"', in_man)
            if in_man not in man_page:
                test.fail('"%s" not in man page' % in_man)
        if not_in_man:
            logging.info('Checking man page of virt-v2v for "%s"', not_in_man)
            if not_in_man in man_page:
                test.fail('"%s" not removed from man page' % not_in_man)

    def check_print_estimate(estimate_file):
        """
        Check disk size and total size in file of estimate created by v2v
        """
        import json

        content = None
        buf = ''
        with open(estimate_file) as fp:
            all_content = fp.read()
            fp.seek(0)
            for line in fp:
                buf += line
                if '}' not in line:
                    continue
                if 'disks' in buf and 'total' in buf:
                    content = json.loads(buf)
                    break
                buf = ''

        logging.debug('json file content:\n%s' % all_content)
        if not content or sum(content['disks']) != content['total']:
            test.fail("The disks' size doesn't same as total value")

    def check_result(cmd, result, status_error):
        """
        Check virt-v2v command result
        """
        utils_v2v.check_exit_status(result, status_error, error_flag)
        output = to_text(result.stdout + result.stderr, errors=error_flag)
        output_stdout = to_text(result.stdout, errors=error_flag)
        if status_error:
            if checkpoint == 'length_of_error':
                log_lines = output.split('\n')
                v2v_start = False
                for line in log_lines:
                    if line.startswith('virt-v2v:'):
                        v2v_start = True
                    if line.startswith('libvirt:'):
                        v2v_start = False
                    # 76 is the max length in v2v
                    if v2v_start and len(line) > 76:
                        test.fail('Error log longer than 76 charactors: %s' %
                                  line)
            if checkpoint == 'disk_not_exist':
                vol_list = virsh.vol_list(pool_name)
                logging.info(vol_list)
                if vm_name in vol_list.stdout:
                    test.fail('Disk exists for vm %s' % vm_name)
        else:
            if output_mode == "rhev" and checkpoint != 'quiet':
                ovf = get_ovf_content(output)
                logging.debug("ovf content: %s", ovf)
                check_ovf_snapshot_id(ovf)
                if '--vmtype' in cmd:
                    expected_vmtype = re.findall(r"--vmtype\s(\w+)", cmd)[0]
                    check_vmtype(ovf, expected_vmtype)
            if '-oa' in cmd and '--no-copy' not in cmd:
                expected_mode = re.findall(r"-oa\s(\w+)", cmd)[0]
                img_path = get_img_path(output)

                def check_alloc():
                    try:
                        check_image(img_path, "allocation", expected_mode)
                        return True
                    except exceptions.TestFail:
                        pass

                if not utils_misc.wait_for(check_alloc, timeout=600,
                                           step=10.0):
                    test.fail('Allocation check failed.')
            if '-of' in cmd and '--no-copy' not in cmd and '--print-source' not in cmd and checkpoint != 'quiet' and not no_root:
                expected_format = re.findall(r"-of\s(\w+)", cmd)[0]
                img_path = get_img_path(output)
                check_image(img_path, "format", expected_format)
            if '-on' in cmd:
                expected_name = re.findall(r"-on\s(\w+)", cmd)[0]
                check_new_name(output, expected_name)
            if '--no-copy' in cmd:
                check_nocopy(output)
            if '-oc' in cmd:
                expected_uri = re.findall(r"-oc\s(\S+)", cmd)[0]
                check_connection(output, expected_uri)
            if output_mode == "rhev":
                if not utils_v2v.import_vm_to_ovirt(params, address_cache):
                    test.fail("Import VM failed")
                else:
                    vmchecker = VMChecker(test, params, env)
                    params['vmchecker'] = vmchecker
                    params['vmcheck_flag'] = True
            if output_mode == "libvirt":
                if "qemu:///session" not in v2v_options and not no_root:
                    virsh.start(vm_name, debug=True, ignore_status=False)
            if checkpoint in ['vmx', 'vmx_ssh']:
                vmchecker = VMChecker(test, params, env)
                params['vmchecker'] = vmchecker
                params['vmcheck_flag'] = True
                ret = vmchecker.run()
                if len(ret) == 0:
                    logging.info("All common checkpoints passed")
            if checkpoint == 'quiet':
                if len(output.strip().splitlines()) > 10:
                    test.fail('Output is not empty in quiet mode')
            if checkpoint == 'dependency':
                if 'libguestfs-winsupport' not in output:
                    test.fail('libguestfs-winsupport not in dependency')
                if all(pkg_pattern not in output
                       for pkg_pattern in ['VMF', 'edk2-ovmf']):
                    test.fail('OVMF/AAVMF not in dependency')
                if 'qemu-kvm-rhev' in output:
                    test.fail('qemu-kvm-rhev is in dependency')
                if 'libX11' in output:
                    test.fail('libX11 is in dependency')
                if 'kernel-rt' in output:
                    test.fail('kernel-rt is in dependency')
                win_img = params.get('win_image')
                command = 'guestfish -a %s -i'
                if process.run(command % win_img,
                               ignore_status=True).exit_status == 0:
                    test.fail('Command "%s" success' % command % win_img)
            if checkpoint == 'no_dcpath':
                if '--dcpath' in output:
                    test.fail('"--dcpath" is not removed')
            if checkpoint == 'debug_overlays':
                search = re.search('Overlay saved as(.*)', output)
                if not search:
                    test.fail('Not find log of saving overlays')
                overlay_path = search.group(1).strip()
                logging.debug('Overlay file location: %s' % overlay_path)
                if os.path.isfile(overlay_path):
                    logging.info('Found overlay file: %s' % overlay_path)
                else:
                    test.fail('Overlay file not saved')
            if checkpoint.startswith('empty_nic_source'):
                target_str = '%s "eth0" mac: %s' % (params[checkpoint][0],
                                                    params[checkpoint][1])
                logging.info('Expect log: %s', target_str)
                if target_str not in output_stdout.lower():
                    test.fail('Expect log not found: %s' % target_str)
            if checkpoint == 'print_source':
                check_source(output_stdout)
            if checkpoint == 'machine_readable':
                if os.path.exists(params.get('example_file', '')):
                    # Checking items in example_file exist in latest
                    # output regardless of the orders and new items.
                    with open(params['example_file']) as f:
                        for line in f:
                            if line.strip() not in output_stdout.strip():
                                test.fail(
                                    '%s not in --machine-readable output' %
                                    line.strip())
                else:
                    test.error('No content to compare with')
            if checkpoint == 'compress':
                img_path = get_img_path(output)
                logging.info('Image path: %s', img_path)

                qemu_img_cmd = 'qemu-img check %s' % img_path
                qemu_img_locking_feature_support = libvirt_storage.check_qemu_image_lock_support(
                )
                if qemu_img_locking_feature_support:
                    qemu_img_cmd = 'qemu-img check %s -U' % img_path

                disk_check = process.run(qemu_img_cmd).stdout_text
                logging.info(disk_check)
                compress_info = disk_check.split(',')[-1].split('%')[0].strip()
                compress_rate = float(compress_info)
                logging.info('%s%% compressed', compress_rate)
                if compress_rate < 0.1:
                    test.fail('Disk image NOT compressed')
            if checkpoint == 'tail_log':
                messages = params['tail'].get_output()
                logging.info('Content of /var/log/messages during conversion:')
                logging.info(messages)
                msg_content = params['msg_content']
                if msg_content in messages:
                    test.fail('Found "%s" in /var/log/messages' % msg_content)
            if checkpoint == 'print_estimate_tofile':
                check_print_estimate(estimate_file)
        log_check = utils_v2v.check_log(params, output)
        if log_check:
            test.fail(log_check)
        check_man_page(params.get('in_man'), params.get('not_in_man'))

    backup_xml = None
    vdsm_domain_dir, vdsm_image_dir, vdsm_vm_dir = ("", "", "")
    try:
        if version_requried and not utils_v2v.compare_version(
                version_requried):
            test.cancel("Testing requries version: %s" % version_requried)

        if hypervisor == "xen":
            # See man virt-v2v-input-xen(1)
            process.run('update-crypto-policies --set LEGACY',
                        verbose=True,
                        ignore_status=True,
                        shell=True)

        if checkpoint.startswith('empty_nic_source'):
            xml = vm_xml.VMXML.new_from_inactive_dumpxml(vm_name)
            iface = xml.get_devices('interface')[0]
            disks = xml.get_devices('disk')
            del iface.source
            iface.type_name = checkpoint.split('_')[-1]
            iface.source = {iface.type_name: ''}
            params[checkpoint] = [iface.type_name, iface.mac_address]
            logging.debug(iface.source)
            devices = vm_xml.VMXMLDevices()
            devices.extend(disks)
            devices.append(iface)
            xml.set_devices(devices)
            logging.info(xml.xmltreefile)
            params['input_xml'] = xml.xmltreefile.name
        # Build input options
        input_option = ""
        if input_mode is None:
            pass
        elif input_mode == "libvirt":
            uri_obj = utils_v2v.Uri(hypervisor)
            ic_uri = uri_obj.get_uri(remote_host, vpx_dc, esx_ip)
            # Remote libvirt connection is not offically supported by
            # v2v and may fail. Just use localhost to simulate a remote
            # connection to test the warnings.
            if checkpoint == 'remote_libvirt_conn':
                ic_uri = 'qemu+ssh://localhost/system'
            input_option = "-i %s -ic %s %s" % (input_mode, ic_uri, vm_name)
            if checkpoint == 'with_ic':
                ic_uri = 'qemu:///session'
                input_option = "-i ova %s -ic %s -of qcow2" % (input_file,
                                                               ic_uri)
            if checkpoint == 'without_ic':
                input_option = "-i ova %s -of raw" % input_file
            # Build network&bridge option to avoid network error
            v2v_options += " -b %s -n %s" % (params.get("output_bridge"),
                                             params.get("output_network"))
        elif input_mode == "disk":
            input_option += "-i %s %s" % (input_mode, disk_img)
        elif input_mode == 'libvirtxml':
            input_xml = params.get('input_xml')
            input_option += '-i %s %s' % (input_mode, input_xml)
        elif input_mode in ['ova']:
            test.cancel("Unsupported input mode: %s" % input_mode)
        else:
            test.error("Unknown input mode %s" % input_mode)
        input_format = params.get("input_format", "")
        input_allo_mode = params.get("input_allo_mode")
        if input_format:
            input_option += " -if %s" % input_format
            if not status_error:
                logging.info("Check image before convert")
                check_image(disk_img, "format", input_format)
                if input_allo_mode:
                    check_image(disk_img, "allocation", input_allo_mode)

        # Build output options
        output_option = ""
        if output_mode:
            output_option = "-o %s" % output_mode
            if output_mode != 'null':
                output_option += " -os %s" % output_storage
            if checkpoint == 'rhv':
                output_option = output_option.replace('rhev', 'rhv')
            if checkpoint in ['with_ic', 'without_ic']:
                output_option = output_option.replace('v2v_dir', 'src_pool')
        output_format = params.get("output_format")
        if output_format and output_format != input_format:
            output_option += " -of %s" % output_format
        output_allo_mode = params.get("output_allo_mode")
        if output_allo_mode:
            output_option += " -oa %s" % output_allo_mode

        # Build vdsm related options
        if output_mode in ['vdsm', 'rhev']:
            if not os.path.isdir(mnt_point):
                os.mkdir(mnt_point)
            if not utils_misc.mount(nfs_storage, mnt_point, "nfs"):
                test.error("Mount NFS Failed")
            if output_mode == 'vdsm':
                v2v_options += " --vdsm-image-uuid %s" % vdsm_image_uuid
                v2v_options += " --vdsm-vol-uuid %s" % vdsm_vol_uuid
                v2v_options += " --vdsm-vm-uuid %s" % vdsm_vm_uuid
                v2v_options += " --vdsm-ovf-output %s" % vdsm_ovf_output
                vdsm_domain_dir = os.path.join(mnt_point, fake_domain_uuid)
                vdsm_image_dir = os.path.join(mnt_point, export_domain_uuid,
                                              "images", vdsm_image_uuid)
                vdsm_vm_dir = os.path.join(mnt_point, export_domain_uuid,
                                           "master/vms", vdsm_vm_uuid)
                # For vdsm_domain_dir, just create a dir to test BZ#1176591
                os.makedirs(vdsm_domain_dir)
                os.makedirs(vdsm_image_dir)
                os.makedirs(vdsm_vm_dir)

            if output_mode == 'rhev':
                # create different sasl_user name for different job
                params.update({
                    'sasl_user':
                    params.get("sasl_user") +
                    utils_misc.generate_random_string(3)
                })
                logging.info('sals user name is %s' % params.get("sasl_user"))

                user_pwd = "[['%s', '%s']]" % (params.get("sasl_user"),
                                               params.get("sasl_pwd"))
                v2v_sasl = utils_sasl.SASL(sasl_user_pwd=user_pwd)
                v2v_sasl.server_ip = params.get("remote_ip")
                v2v_sasl.server_user = params.get('remote_user')
                v2v_sasl.server_pwd = params.get('remote_pwd')
                v2v_sasl.setup(remote=True)
                logging.debug('A SASL session %s was created', v2v_sasl)

        # Output more messages except quiet mode
        if checkpoint == 'quiet':
            v2v_options += ' -q'
        elif checkpoint not in [
                'length_of_error', 'empty_nic_source_network',
                'empty_nic_source_bridge', 'machine_readable'
        ]:
            v2v_options += " -v -x"

        # Prepare for libvirt unprivileged user session connection
        if "qemu:///session" in v2v_options or no_root:
            try:
                pwd.getpwnam(v2v_user)
            except KeyError:
                # create new user
                process.system("useradd %s" % v2v_user, ignore_status=True)
            new_v2v_user = True
            user_info = pwd.getpwnam(v2v_user)
            logging.info("Convert to qemu:///session by user '%s'", v2v_user)
            if input_mode == "disk":
                # Copy image from souce and change the image owner and group
                disk_path = os.path.join(data_dir.get_tmp_dir(),
                                         os.path.basename(disk_img))
                logging.info('Copy image file %s to %s', disk_img, disk_path)
                shutil.copyfile(disk_img, disk_path)
                input_option = input_option.replace(disk_img, disk_path)
                os.chown(disk_path, user_info.pw_uid, user_info.pw_gid)
            elif not no_root:
                test.cancel("Only support convert local disk")

        # Setup ssh-agent access to xen hypervisor
        if hypervisor == 'xen':
            user = params.get("xen_host_user", "root")
            source_pwd = passwd = params.get("xen_host_passwd", "redhat")
            logging.info("set up ssh-agent access ")
            xen_pubkey, xen_session = utils_v2v.v2v_setup_ssh_key(
                remote_host, user, passwd, auto_close=False)
            utils_misc.add_identities_into_ssh_agent()
            # Check if xen guest exists
            uri = utils_v2v.Uri(hypervisor).get_uri(remote_host)
            if not virsh.domain_exists(vm_name, uri=uri):
                logging.error('VM %s not exists', vm_name)
            # If the input format is not define, we need to either define
            # the original format in the source metadata(xml) or use '-of'
            # to force the output format, see BZ#1141723 for detail.
            if '-of' not in v2v_options and checkpoint != 'xen_no_output_format':
                v2v_options += ' -of %s' % params.get("default_output_format",
                                                      "qcow2")

        # Create password file for access to ESX hypervisor
        if hypervisor == 'esx':
            source_pwd = vpx_passwd = params.get("vpx_password")
            vpx_passwd_file = os.path.join(data_dir.get_tmp_dir(),
                                           "vpx_passwd")
            logging.info("Building ESX no password interactive verification.")
            pwd_f = open(vpx_passwd_file, 'w')
            pwd_f.write(vpx_passwd)
            pwd_f.close()
            output_option += " -ip %s" % vpx_passwd_file
            # rhel8 slow stream doesn't support option 'ip' temporarily
            # so use option 'password-file' instead.
            if not utils_v2v.v2v_supported_option("-ip <filename>"):
                output_option = output_option.replace('-ip', '--password-file',
                                                      1)

        # if don't specify any output option for virt-v2v, 'default' pool
        # will be used.
        if output_mode is None:
            # Cleanup first to avoid failure if 'default' pool exists.
            pvt.cleanup_pool(pool_name, pool_type, pool_target, emulated_img)
            pvt.pre_pool(pool_name, pool_type, pool_target, emulated_img)

        # Create libvirt dir pool
        if output_mode == "libvirt":
            utils_misc.wait_for(create_pool, timeout=30, step=3)

        # Work around till bug fixed
        os.environ['LIBGUESTFS_BACKEND'] = 'direct'

        if checkpoint in ['with_ic', 'without_ic']:
            new_v2v_user = True
            v2v_options += ' -on %s' % new_vm_name
            utils_misc.wait_for(
                lambda: create_pool(user_pool=True,
                                    pool_name='src_pool',
                                    pool_target='v2v_src_pool'),
                timeout=30,
                step=3)

        if checkpoint == 'vmx':
            mount_point = params.get('mount_point')
            if not os.path.isdir(mount_point):
                os.mkdir(mount_point)
            nfs_vmx = params.get('nfs_vmx')
            if not utils_misc.mount(nfs_vmx, mount_point, 'nfs', verbose=True):
                test.error('Mount nfs for vmx failed')
            vmx = params.get('vmx')
            input_option = '-i vmx %s' % vmx
            v2v_options += " -b %s -n %s" % (params.get("output_bridge"),
                                             params.get("output_network"))

        if checkpoint == 'vmx_ssh':
            esx_user = params.get("esx_host_user", "root")
            esx_pwd = params.get("esx_host_passwd")
            vmx = params.get('vmx')
            esx_pubkey, esx_session = utils_v2v.v2v_setup_ssh_key(
                esx_ip, esx_user, esx_pwd, server_type='esx', auto_close=False)
            utils_misc.add_identities_into_ssh_agent()
            input_option = '-i vmx -it ssh %s' % vmx
            v2v_options += " -b %s -n %s" % (params.get("output_bridge"),
                                             params.get("output_network"))

        if checkpoint == 'simulate_nfs':
            simulate_images = params.get("simu_images_path")
            simulate_vms = params.get("simu_vms_path")
            simulate_dom_md = params.get("simu_dom_md_path")
            os.makedirs(simulate_images)
            os.makedirs(simulate_vms)
            process.run('touch %s' % simulate_dom_md)
            process.run('chmod -R 777 /tmp/rhv/')

        if checkpoint == 'print_estimate_tofile':
            estimate_file = utils_misc.generate_tmp_file_name(
                'v2v_print_estimate')
            v2v_options += " --machine-readable=file:%s" % estimate_file

        if checkpoint == 'remote_libvirt_conn':
            # Add localhost to known_hosts
            cmd = 'ssh-keyscan -t ecdsa localhost >> ~/.ssh/known_hosts'
            process.run(cmd, shell=True)
            # Setup remote login without password
            public_key = ssh_key.get_public_key().rstrip()
            cmd = 'echo "%s" >> ~/.ssh/authorized_keys' % public_key
            process.run(cmd, shell=True)

        # Running virt-v2v command
        cmd = "%s %s %s %s" % (utils_v2v.V2V_EXEC, input_option, output_option,
                               v2v_options)
        if v2v_user:
            cmd_export_env = 'export LIBGUESTFS_BACKEND=direct'
            cmd = "%s '%s;%s'" % (su_cmd, cmd_export_env, cmd)

        if params.get('cmd_free') == 'yes':
            cmd = params.get('check_command')
            # only set error to 'ignore' to avoid exception for RHEL7-84978
            if "guestfish" in cmd:
                error_flag = "replace"

        # Set timeout to kill v2v process before conversion succeed
        if checkpoint == 'disk_not_exist':
            v2v_timeout = 30
        # Get tail content of /var/log/messages
        if checkpoint == 'tail_log':
            params['tail_log'] = os.path.join(data_dir.get_tmp_dir(),
                                              'tail_log')
            params['tail'] = aexpect.Tail(command='tail -f /var/log/messages',
                                          output_func=utils_misc.log_line,
                                          output_params=(params['tail_log'], ))
        cmd_result = process.run(cmd,
                                 timeout=v2v_timeout,
                                 verbose=True,
                                 ignore_status=True)
        if new_vm_name:
            vm_name = new_vm_name
            params['main_vm'] = new_vm_name
        check_result(cmd, cmd_result, status_error)
    finally:
        if hypervisor == "esx":
            process.run("rm -rf %s" % vpx_passwd_file)
        for vdsm_dir in [vdsm_domain_dir, vdsm_image_dir, vdsm_vm_dir]:
            if os.path.exists(vdsm_dir):
                shutil.rmtree(vdsm_dir)
        if os.path.exists(mnt_point):
            utils_misc.umount(nfs_storage, mnt_point, "nfs")
            os.rmdir(mnt_point)
        if output_mode == "local":
            image_name = vm_name + "-sda"
            img_file = os.path.join(output_storage, image_name)
            xml_file = img_file + ".xml"
            for local_file in [img_file, xml_file]:
                if os.path.exists(local_file):
                    os.remove(local_file)
        if output_mode == "libvirt":
            if "qemu:///session" in v2v_options or no_root:
                cmd = su_cmd + "'virsh undefine %s'" % vm_name
                try:
                    process.system(cmd)
                except Exception:
                    logging.error('Undefine "%s" failed', vm_name)
                if no_root:
                    cleanup_pool(user_pool=True,
                                 pool_name='src_pool',
                                 pool_target='v2v_src_pool')
            else:
                virsh.remove_domain(vm_name)
            cleanup_pool()
        if output_mode is None:
            pvt.cleanup_pool(pool_name, pool_type, pool_target, emulated_img)
        vmcheck_flag = params.get("vmcheck_flag")
        if vmcheck_flag and params.get('vmchecker'):
            params['vmchecker'].cleanup()
        if new_v2v_user:
            process.system("userdel -fr %s" % v2v_user)
        if backup_xml:
            backup_xml.sync()
        if output_mode == 'rhev' and v2v_sasl:
            v2v_sasl.cleanup()
            logging.debug('SASL session %s is closing', v2v_sasl)
            v2v_sasl.close_session()
        if checkpoint == 'vmx':
            utils_misc.umount(params['nfs_vmx'], params['mount_point'], 'nfs')
            os.rmdir(params['mount_point'])
        if checkpoint == 'vmx_ssh':
            utils_v2v.v2v_setup_ssh_key_cleanup(esx_session, esx_pubkey, 'esx')
            process.run("ssh-agent -k")
        if checkpoint == 'simulate_nfs':
            process.run('rm -rf /tmp/rhv/')
        if os.path.exists(estimate_file):
            os.remove(estimate_file)
        if hypervisor == "xen":
            # Restore crypto-policies to DEFAULT, the setting is impossible to be
            # other values by default in testing envrionment.
            process.run('update-crypto-policies --set DEFAULT',
                        verbose=True,
                        ignore_status=True,
                        shell=True)
            utils_v2v.v2v_setup_ssh_key_cleanup(xen_session, xen_pubkey)
            process.run("ssh-agent -k")
        if checkpoint == 'remote_libvirt_conn':
            cmd = r"sed -i '/localhost/d' ~/.ssh/known_hosts"
            process.run(cmd, shell=True, ignore_status=True)
            if locals().get('public_key'):
                key = public_key.rstrip().split()[1].split('/')[0]
                cmd = r"sed -i '/%s/d' ~/.ssh/authorized_keys" % key
                process.run(cmd, shell=True, ignore_status=True)