Example #1
0
def autoconfig_dryrun(ask_questions=True):
    """
    Execute the dryrun function.

    :param ask_questions: When true ask the user for paraameters
    :type ask_questions: bool

    """

    vutil = VPPUtil()
    pkgs = vutil.get_installed_vpp_pkgs()
    if len(pkgs) == 0:
        print "\nVPP is not installed, please install VPP."
        return

    acfg = AutoConfig(rootdir, VPP_AUTO_CONFIGURATION_FILE, clean=True)

    # Stop VPP on each node
    nodes = acfg.get_nodes()
    for i in nodes.items():
        node = i[1]
        VPPUtil.stop(node)

    # Discover
    acfg.discover()

    # Check the system resources
    nodes = acfg.get_nodes()
    for i in nodes.items():
        node = i[1]
        if not acfg.min_system_resources(node):
            return

    # Modify the devices
    if ask_questions:
        acfg.modify_devices()
    else:
        acfg.update_interfaces_config()

    # Modify CPU
    acfg.modify_cpu(ask_questions)

    # Calculate the cpu parameters
    acfg.calculate_cpu_parameters()

    # Acquire TCP stack parameters
    if ask_questions:
        acfg.acquire_tcp_params()

    # Apply the startup
    acfg.apply_vpp_startup()

    # Apply the grub configuration
    acfg.apply_grub_cmdline()

    # Huge Pages
    if ask_questions:
        acfg.modify_huge_pages()
    acfg.apply_huge_pages()
Example #2
0
def autoconfig_apply(ask_questions=True):
    """
    Apply the configuration.

    Show the diff of the dryrun file and the actual configuration file
    Copy the files from the dryrun directory to the actual file.
    Peform the system function

    :param ask_questions: When true ask the user questions
    :type ask_questions: bool

    """

    vutil = VPPUtil()
    pkgs = vutil.get_installed_vpp_pkgs()
    if len(pkgs) == 0:
        print "\nVPP is not installed, Install VPP with option 4."
        return

    acfg = AutoConfig(rootdir, VPP_AUTO_CONFIGURATION_FILE)

    if ask_questions:
        print "\nWe are now going to configure your system(s).\n"
        answer = autoconfig_yn("Are you sure you want to do this [Y/n]? ", 'y')
        if answer == 'n':
            return

    nodes = acfg.get_nodes()
    for i in nodes.items():
        node = i[1]

        # Check the system resources
        if not acfg.min_system_resources(node):
            return

        # Stop VPP
        VPPUtil.stop(node)

        # Huge Pages
        ret = autoconfig_hugepage_apply(node, ask_questions)
        if ret != 0:
            return

        # VPP
        ret = autoconfig_vpp_apply(node, ask_questions)
        if ret != 0:
            return

        # Grub
        ret = autoconfig_grub_apply(node, ask_questions)
        if ret != 0:
            # We can still start VPP, even if we haven't configured grub
            VPPUtil.start(node)
            return

        # Everything is configured start vpp
        VPPUtil.start(node)
Example #3
0
def autoconfig_apply():
    """
    Apply the configuration.

    Show the diff of the dryrun file and the actual configuration file
    Copy the files from the dryrun directory to the actual file.
    Peform the system function

    """

    vutil = VPPUtil()
    pkgs = vutil.get_installed_vpp_pkgs()
    if len(pkgs) == 0:
        print "\nVPP is not installed, Install VPP with option 4."
        return

    acfg = AutoConfig(rootdir, VPP_AUTO_CONFIGURATION_FILE)

    print "\nWe are now going to configure your system(s).\n"
    answer = autoconfig_yn("Are you sure you want to do this [Y/n]? ", 'y')
    if answer == 'n':
        return

    nodes = acfg.get_nodes()
    for i in nodes.items():
        node = i[1]

        # Check the system resources
        if not acfg.min_system_resources(node):
            return

        # Huge Pages
        ret = autoconfig_hugepage_apply(node)
        if ret != 0:
            return

        # VPP
        ret = autoconfig_vpp_apply(node)
        if ret != 0:
            return

        # Grub
        ret = autoconfig_grub_apply(node)
        if ret != 0:
            return

        # Everything is configured start vpp
        cmd = "service vpp start"
        (ret, stdout, stderr) = VPPUtil.exec_command(cmd)
        if ret != 0:
            raise RuntimeError('{} failed on node {} {} {}'.format(
                cmd, node['host'], stdout, stderr))
Example #4
0
def autoconfig_install():
    """
    Install or Uninstall VPP.

    """

    # Since these commands will take a while, we
    # want to see the progress
    logger = logging.getLogger()

    acfg = AutoConfig(rootdir, VPP_AUTO_CONFIGURATION_FILE)
    vutil = VPPUtil()

    nodes = acfg.get_nodes()
    for i in nodes.items():
        node = i[1]

        pkgs = vutil.get_installed_vpp_pkgs()

        if len(pkgs) > 0:
            print("\nThese packages are installed on node {}".format(
                node['host']))
            print("{:25} {}".format("Name", "Version"))
            for pkg in pkgs:
                try:
                    print("{:25} {}".format(pkg['name'], pkg['version']))
                except KeyError:
                    print("{}".format(pkg['name']))

            question = "\nDo you want to uninstall these "
            question += "packages [y/N]? "
            answer = autoconfig_yn(question, 'n')
            if answer == 'y':
                logger.setLevel(logging.INFO)
                vutil.uninstall_vpp(node)
        else:
            print("\nThere are no VPP packages on node {}.".format(
                node['host']))
            question = "Do you want to install VPP [Y/n]? "
            answer = autoconfig_yn(question, 'y')
            if answer == 'y':
                question = "Do you want to install the release version [Y/n]? "
                answer = autoconfig_yn(question, 'y')
                if answer == 'y':
                    branch = 'release'
                else:
                    branch = 'master'
                logger.setLevel(logging.INFO)
                vutil.install_vpp(node, branch)

    # Set the logging level back
    logger.setLevel(logging.ERROR)
Example #5
0
def autoconfig_dryrun():
    """
    Execute the dryrun function.

    """

    vutil = VPPUtil()
    pkgs = vutil.get_installed_vpp_pkgs()
    if len(pkgs) == 0:
        print "\nVPP is not installed, install VPP with option 4."
        return

    acfg = AutoConfig(rootdir, VPP_AUTO_CONFIGURATION_FILE)

    # Stop VPP on each node
    nodes = acfg.get_nodes()
    for i in nodes.items():
        node = i[1]
        VPPUtil.stop(node)

    # Discover
    acfg.discover()

    # Check the system resources
    nodes = acfg.get_nodes()
    for i in nodes.items():
        node = i[1]
        if not acfg.min_system_resources(node):
            return

    # Modify the devices
    acfg.modify_devices()

    # Modify CPU
    acfg.modify_cpu()

    # Calculate the cpu parameters
    acfg.calculate_cpu_parameters()

    # Acquire TCP stack parameters
    acfg.acquire_tcp_params()

    # Apply the startup
    acfg.apply_vpp_startup()

    # Apply the grub configuration
    acfg.apply_grub_cmdline()

    # Huge Pages
    acfg.modify_huge_pages()
    acfg.apply_huge_pages()
Example #6
0
def autoconfig_basic_test():
    """
    The auto configuration basic test menu

    """
    vutil = VPPUtil()
    pkgs = vutil.get_installed_vpp_pkgs()
    if len(pkgs) == 0:
        print "\nVPP is not installed, install VPP with option 4."
        return

    answer = ''
    while answer != 'q':
        answer = autoconfig_basic_test_menu()
        if answer == '1':
            autoconfig_ipv4_setup()
        elif answer == '2':
            autoconfig_create_iperf_vm()
        elif answer == '9' or answer == 'q':
            return
        else:
            autoconfig_not_implemented()
Example #7
0
    def device_info(node):
        """
        Show the device information.

        """

        if 'cpu' in node and 'total_mbufs' in node['cpu']:
            total_mbufs = node['cpu']['total_mbufs']
            if total_mbufs is not 0:
                print "Total Number of Buffers: {}".format(total_mbufs)

        vpp = VppPCIUtil(node)
        vpp.get_all_devices()
        linkup_devs = vpp.get_link_up_devices()
        if len(linkup_devs):
            print("\nDevices with link up (can not be used with VPP):")
            vpp.show_vpp_devices(linkup_devs, show_header=False)
            # for dev in linkup_devs:
            #    print ("    " + dev)
        kernel_devs = vpp.get_kernel_devices()
        if len(kernel_devs):
            print("\nDevices bound to kernel drivers:")
            vpp.show_vpp_devices(kernel_devs, show_header=False)
        else:
            print("\nNo devices bound to kernel drivers")

        dpdk_devs = vpp.get_dpdk_devices()
        if len(dpdk_devs):
            print("\nDevices bound to DPDK drivers:")
            vpp.show_vpp_devices(dpdk_devs,
                                 show_interfaces=True,
                                 show_header=False)
        else:
            print("\nNo devices bound to DPDK drivers")

        vpputl = VPPUtil()
        interfaces = vpputl.get_hardware(node)
        if interfaces == {}:
            return

        print("\nDevices in use by VPP:")

        if len(interfaces.items()) < 2:
            print("None")
            return

        print "{:30} {:6} {:4} {:7} {:4} {:7}". \
            format('Name', 'Socket', 'RXQs',
                   'RXDescs', 'TXQs', 'TXDescs')
        for intf in sorted(interfaces.items()):
            name = intf[0]
            value = intf[1]
            if name == 'local0':
                continue
            socket = rx_qs = rx_ds = tx_qs = tx_ds = ''
            if 'cpu socket' in value:
                socket = int(value['cpu socket'])
            if 'rx queues' in value:
                rx_qs = int(value['rx queues'])
            if 'rx descs' in value:
                rx_ds = int(value['rx descs'])
            if 'tx queues' in value:
                tx_qs = int(value['tx queues'])
            if 'tx descs' in value:
                tx_ds = int(value['tx descs'])

            print("{:30} {:>6} {:>4} {:>7} {:>4} {:>7}".format(
                name, socket, rx_qs, rx_ds, tx_qs, tx_ds))