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Execute the 'pxe get' command to download a pxe configuration file from the TFTP server and validate its interpretation. Signed-off-by: Love Kumar <love.kumar@amd.com> Reviewed-by: Ramon Fried <rfried.dev@gmail.com> Link: https://lore.kernel.org/r/b5d263cf61282b158052ba87bde1fb4a227c0bb7.1696338593.git.love.kumar@amd.com Signed-off-by: Michal Simek <michal.simek@amd.com>
329 lines
10 KiB
Python
329 lines
10 KiB
Python
# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved.
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# Test various network-related functionality, such as the dhcp, ping, and
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# tftpboot commands.
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import pytest
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import u_boot_utils
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import uuid
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"""
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Note: This test relies on boardenv_* containing configuration values to define
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which network environment is available for testing. Without this, this test
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will be automatically skipped.
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For example:
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# Boolean indicating whether the Ethernet device is attached to USB, and hence
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# USB enumeration needs to be performed prior to network tests.
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# This variable may be omitted if its value is False.
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env__net_uses_usb = False
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# Boolean indicating whether the Ethernet device is attached to PCI, and hence
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# PCI enumeration needs to be performed prior to network tests.
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# This variable may be omitted if its value is False.
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env__net_uses_pci = True
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# True if a DHCP server is attached to the network, and should be tested.
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# If DHCP testing is not possible or desired, this variable may be omitted or
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# set to False.
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env__net_dhcp_server = True
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# True if a DHCPv6 server is attached to the network, and should be tested.
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# If DHCPv6 testing is not possible or desired, this variable may be omitted or
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# set to False.
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env__net_dhcp6_server = True
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# A list of environment variables that should be set in order to configure a
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# static IP. If solely relying on DHCP, this variable may be omitted or set to
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# an empty list.
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env__net_static_env_vars = [
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('ipaddr', '10.0.0.100'),
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('netmask', '255.255.255.0'),
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('serverip', '10.0.0.1'),
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]
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# Details regarding a file that may be read from a TFTP server. This variable
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# may be omitted or set to None if TFTP testing is not possible or desired.
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env__net_tftp_readable_file = {
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'fn': 'ubtest-readable.bin',
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'addr': 0x10000000,
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'size': 5058624,
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'crc32': 'c2244b26',
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}
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# Details regarding a file that may be read from a NFS server. This variable
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# may be omitted or set to None if NFS testing is not possible or desired.
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env__net_nfs_readable_file = {
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'fn': 'ubtest-readable.bin',
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'addr': 0x10000000,
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'size': 5058624,
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'crc32': 'c2244b26',
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}
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# Details regarding a file that may be read from a TFTP server. This variable
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# may be omitted or set to None if PXE testing is not possible or desired.
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env__net_pxe_readable_file = {
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'fn': 'default',
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'addr': 0x2000000,
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'size': 74,
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'timeout': 50000,
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'pattern': 'Linux',
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}
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# True if a router advertisement service is connected to the network, and should
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# be tested. If router advertisement testing is not possible or desired, this
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variable may be omitted or set to False.
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env__router_on_net = True
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"""
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net_set_up = False
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net6_set_up = False
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def test_net_pre_commands(u_boot_console):
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"""Execute any commands required to enable network hardware.
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These commands are provided by the boardenv_* file; see the comment at the
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beginning of this file.
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"""
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init_usb = u_boot_console.config.env.get('env__net_uses_usb', False)
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if init_usb:
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u_boot_console.run_command('usb start')
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init_pci = u_boot_console.config.env.get('env__net_uses_pci', False)
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if init_pci:
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u_boot_console.run_command('pci enum')
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@pytest.mark.buildconfigspec('cmd_dhcp')
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def test_net_dhcp(u_boot_console):
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"""Test the dhcp command.
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The boardenv_* file may be used to enable/disable this test; see the
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comment at the beginning of this file.
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"""
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test_dhcp = u_boot_console.config.env.get('env__net_dhcp_server', False)
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if not test_dhcp:
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pytest.skip('No DHCP server available')
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u_boot_console.run_command('setenv autoload no')
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output = u_boot_console.run_command('dhcp')
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assert 'DHCP client bound to address ' in output
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global net_set_up
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net_set_up = True
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@pytest.mark.buildconfigspec('cmd_dhcp6')
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def test_net_dhcp6(u_boot_console):
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"""Test the dhcp6 command.
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The boardenv_* file may be used to enable/disable this test; see the
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comment at the beginning of this file.
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"""
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test_dhcp6 = u_boot_console.config.env.get('env__net_dhcp6_server', False)
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if not test_dhcp6:
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pytest.skip('No DHCP6 server available')
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u_boot_console.run_command('setenv autoload no')
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output = u_boot_console.run_command('dhcp6')
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assert 'DHCP6 client bound to ' in output
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global net6_set_up
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net6_set_up = True
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@pytest.mark.buildconfigspec('net')
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def test_net_setup_static(u_boot_console):
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"""Set up a static IP configuration.
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The configuration is provided by the boardenv_* file; see the comment at
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the beginning of this file.
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"""
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env_vars = u_boot_console.config.env.get('env__net_static_env_vars', None)
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if not env_vars:
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pytest.skip('No static network configuration is defined')
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for (var, val) in env_vars:
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u_boot_console.run_command('setenv %s %s' % (var, val))
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global net_set_up
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net_set_up = True
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@pytest.mark.buildconfigspec('cmd_ping')
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def test_net_ping(u_boot_console):
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"""Test the ping command.
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The $serverip (as set up by either test_net_dhcp or test_net_setup_static)
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is pinged. The test validates that the host is alive, as reported by the
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ping command's output.
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"""
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if not net_set_up:
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pytest.skip('Network not initialized')
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output = u_boot_console.run_command('ping $serverip')
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assert 'is alive' in output
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@pytest.mark.buildconfigspec('IPV6_ROUTER_DISCOVERY')
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def test_net_network_discovery(u_boot_console):
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"""Test the network discovery feature of IPv6.
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An IPv6 network command (ping6 in this case) is run to make U-Boot send a
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router solicitation packet, receive a router advertisement message, and
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parse it.
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A router advertisement service needs to be running for this test to succeed.
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U-Boot receives the RA, processes it, and if successful, assigns the gateway
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IP and prefix length.
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The configuration is provided by the boardenv_* file; see the comment at
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the beginning of this file.
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"""
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router_on_net = u_boot_console.config.env.get('env__router_on_net', False)
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if not router_on_net:
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pytest.skip('No router on network')
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fake_host_ip = 'fe80::215:5dff:fef6:2ec6'
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output = u_boot_console.run_command('ping6 ' + fake_host_ip)
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assert 'ROUTER SOLICITATION 1' in output
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assert 'Set gatewayip6:' in output
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assert '0000:0000:0000:0000:0000:0000:0000:0000' not in output
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@pytest.mark.buildconfigspec('cmd_net')
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def test_net_tftpboot(u_boot_console):
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"""Test the tftpboot command.
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A file is downloaded from the TFTP server, its size and optionally its
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CRC32 are validated.
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The details of the file to download are provided by the boardenv_* file;
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see the comment at the beginning of this file.
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"""
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if not net_set_up:
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pytest.skip('Network not initialized')
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f = u_boot_console.config.env.get('env__net_tftp_readable_file', None)
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if not f:
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pytest.skip('No TFTP readable file to read')
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addr = f.get('addr', None)
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fn = f['fn']
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if not addr:
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output = u_boot_console.run_command('tftpboot %s' % (fn))
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else:
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output = u_boot_console.run_command('tftpboot %x %s' % (addr, fn))
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expected_text = 'Bytes transferred = '
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sz = f.get('size', None)
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if sz:
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expected_text += '%d' % sz
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assert expected_text in output
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expected_crc = f.get('crc32', None)
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if not expected_crc:
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return
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if u_boot_console.config.buildconfig.get('config_cmd_crc32', 'n') != 'y':
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return
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output = u_boot_console.run_command('crc32 $fileaddr $filesize')
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assert expected_crc in output
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@pytest.mark.buildconfigspec('cmd_nfs')
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def test_net_nfs(u_boot_console):
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"""Test the nfs command.
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A file is downloaded from the NFS server, its size and optionally its
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CRC32 are validated.
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The details of the file to download are provided by the boardenv_* file;
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see the comment at the beginning of this file.
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"""
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if not net_set_up:
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pytest.skip('Network not initialized')
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f = u_boot_console.config.env.get('env__net_nfs_readable_file', None)
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if not f:
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pytest.skip('No NFS readable file to read')
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addr = f.get('addr', None)
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if not addr:
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addr = u_boot_utils.find_ram_base(u_boot_console)
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fn = f['fn']
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output = u_boot_console.run_command('nfs %x %s' % (addr, fn))
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expected_text = 'Bytes transferred = '
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sz = f.get('size', None)
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if sz:
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expected_text += '%d' % sz
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assert expected_text in output
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expected_crc = f.get('crc32', None)
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if not expected_crc:
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return
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if u_boot_console.config.buildconfig.get('config_cmd_crc32', 'n') != 'y':
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return
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output = u_boot_console.run_command('crc32 %x $filesize' % addr)
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assert expected_crc in output
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@pytest.mark.buildconfigspec("cmd_net")
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@pytest.mark.buildconfigspec("cmd_pxe")
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def test_net_pxe_get(u_boot_console):
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"""Test the pxe get command.
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A pxe configuration file is downloaded from the TFTP server and interpreted
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to boot the images mentioned in pxe configuration file.
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The details of the file to download are provided by the boardenv_* file;
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see the comment at the beginning of this file.
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"""
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if not net_set_up:
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pytest.skip("Network not initialized")
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test_net_setup_static(u_boot_console)
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f = u_boot_console.config.env.get("env__net_pxe_readable_file", None)
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if not f:
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pytest.skip("No PXE readable file to read")
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addr = f.get("addr", None)
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timeout = f.get("timeout", u_boot_console.p.timeout)
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pxeuuid = uuid.uuid1()
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u_boot_console.run_command(f"setenv pxeuuid {pxeuuid}")
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expected_text_uuid = f"Retrieving file: pxelinux.cfg/{pxeuuid}"
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ethaddr = u_boot_console.run_command("echo $ethaddr")
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ethaddr = ethaddr.replace(':', '-')
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expected_text_ethaddr = f"Retrieving file: pxelinux.cfg/01-{ethaddr}"
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ip = u_boot_console.run_command("echo $ipaddr")
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ip = ip.split('.')
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ipaddr_file = "".join(['%02x' % int(x) for x in ip]).upper()
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expected_text_ipaddr = f"Retrieving file: pxelinux.cfg/{ipaddr_file}"
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expected_text_default = f"Retrieving file: pxelinux.cfg/default"
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with u_boot_console.temporary_timeout(timeout):
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output = u_boot_console.run_command("pxe get")
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assert "TIMEOUT" not in output
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assert expected_text_uuid in output
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assert expected_text_ethaddr in output
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assert expected_text_ipaddr in output
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i = 1
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for i in range(0, len(ipaddr_file) - 1):
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expected_text_ip = f"Retrieving file: pxelinux.cfg/{ipaddr_file[:-i]}"
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assert expected_text_ip in output
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i += 1
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assert expected_text_default in output
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assert "Config file 'default.boot' found" in output
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