[v4] test/py: net_boot: Add test cases for net boot

Message ID	d08d45f50dcdfb70e22a27cf13a990bcc2c020fc.1714738132.git.love.kumar@amd.com
State	Changes Requested
Delegated to:	Tom Rini
Headers	show Return-Path: <u-boot-bounces@lists.denx.de> Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB04.amd.com; pr=C From: Love Kumar <love.kumar@amd.com> To: <u-boot@lists.denx.de> CC: <michal.simek@amd.com>, <git@xilinx.com> Subject: [PATCH v4] test/py: net_boot: Add test cases for net boot Date: Fri, 3 May 2024 17:39:46 +0530 Message-ID: <d08d45f50dcdfb70e22a27cf13a990bcc2c020fc.1714738132.git.love.kumar@amd.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain Precedence: list Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" <u-boot-bounces@lists.denx.de>
Series	[v4] test/py: net_boot: Add test cases for net boot \| expand [v4] test/py: net_boot: Add test cases for net boot

diff --git a/test/py/tests/test_net_boot.py b/test/py/tests/test_net_boot.py new file mode 100644 index 000000000000..fb0fb7e80414 --- /dev/null +++ b/test/py/tests/test_net_boot.py @@ -0,0 +1,394 @@ +# SPDX-License-Identifier: GPL-2.0 +# (C) Copyright 2023, Advanced Micro Devices, Inc. + +import pytest +import u_boot_utils +import test_net + +""" +Note: This test relies on boardenv_* containing configuration values to define +which the network environment available for testing. Without this, this test +will be automatically skipped. + +For example: + +# Details regarding a boot image file that may be read from a TFTP server. This +# variable may be omitted or set to None if TFTP boot testing is not possible +# or desired. +env__net_tftp_bootable_file = { + 'fn': 'image.ub', + 'addr': 0x10000000, + 'size': 5058624, + 'crc32': 'c2244b26', + 'pattern': 'Linux', + 'config': 'config@2', + 'timeout': 50000, +} + +# False or omitted if a TFTP boot test should be tested. +# If TFTP boot testing is not possible or desired, set this variable to True. +# For example: If FIT image is not proper to boot +env__tftp_boot_test_skip = False + +# Here is the example of FIT image configurations: +configurations { + default = "config@1"; + config@1 { + description = "Boot Linux kernel with config@1"; + kernel = "kernel@0"; + fdt = "fdt@0"; + ramdisk = "ramdisk@0"; + hash@1 { + algo = "sha1"; + }; + }; + config@2 { + description = "Boot Linux kernel with config@2"; + kernel = "kernel@1"; + fdt = "fdt@1"; + ramdisk = "ramdisk@1"; + hash@1 { + algo = "sha1"; + }; + }; +}; + +# Details regarding a file that may be read from a TFTP server. This variable +# may be omitted or set to None if PXE testing is not possible or desired. +env__net_pxe_bootable_file = { + 'fn': 'default', + 'addr': 0x10000000, + 'size': 74, + 'timeout': 50000, + 'pattern': 'Linux', + 'valid_label': '1', + 'invalid_label': '2', + 'exp_str_invalid': 'Skipping install for failure retrieving', + 'local_label': '3', + 'exp_str_local': 'missing environment variable: localcmd', + 'empty_label': '4', + 'exp_str_empty': 'No kernel given, skipping boot', +} + +# False or omitted if a PXE boot test should be tested. +# If PXE boot testing is not possible or desired, set this variable to True. +# For example: If pxe configuration file is not proper to boot +env__pxe_boot_test_skip = False + +# Here is the example of pxe configuration file ordered based on the execution +# flow: +1) /tftpboot/pxelinux.cfg/default-arm-zynqmp + + menu include pxelinux.cfg/default-arm + timeout 50 + + default Linux + +2) /tftpboot/pxelinux.cfg/default-arm + + menu title Linux boot selections + menu include pxelinux.cfg/default + + label install + menu label Invalid boot + kernel kernels/install.bin + append console=ttyAMA0,38400 debug earlyprintk + initrd initrds/uzInitrdDebInstall + + label local + menu label Local boot + append root=/dev/sdb1 + localboot 1 + + label boot + menu label Empty boot + +3) /tftpboot/pxelinux.cfg/default + + label Linux + menu label Boot kernel + kernel Image + fdt system.dtb + initrd rootfs.cpio.gz.u-boot +""" + +def setup_tftpboot_boot(u_boot_console): + f = u_boot_console.config.env.get('env__net_tftp_bootable_file', None) + if not f: + pytest.skip('No TFTP bootable file to read') + + test_net.test_net_dhcp(u_boot_console) + if not test_net.net_set_up: + test_net.test_net_setup_static(u_boot_console) + + addr = f.get('addr', None) + if not addr: + addr = u_boot_utils.find_ram_base(u_boot_console) + + fn = f['fn'] + timeout = f.get('timeout', 50000) + + with u_boot_console.temporary_timeout(timeout): + output = u_boot_console.run_command('tftpboot %x %s' % (addr, fn)) + + expected_text = 'Bytes transferred = ' + sz = f.get('size', None) + if sz: + expected_text += '%d' % sz + assert expected_text in output + + expected_crc = f.get('crc32', None) + output = u_boot_console.run_command('crc32 %x $filesize' % addr) + if expected_crc: + assert expected_crc in output + + pattern = f.get('pattern') + config = f.get('config', None) + + return addr, pattern, timeout, config + +@pytest.mark.buildconfigspec('cmd_net') +def test_net_tftpboot_boot(u_boot_console): + """Boot the loaded image + + A boot file (fit image) is downloaded from the TFTP server and booted using + bootm command with the default fit configuration, its boot log pattern are + validated. + + The details of the file to download are provided by the boardenv_* file; + see the comment at the beginning of this file. + """ + if u_boot_console.config.env.get('env__tftp_boot_test_skip', True): + pytest.skip('TFTP boot test is not enabled!') + + addr, pattern, timeout, imcfg = setup_tftpboot_boot(u_boot_console) + with u_boot_console.temporary_timeout(timeout): + try: + # wait_for_prompt=False makes the core code not wait for the U-Boot + # prompt code to be seen, since it won't be on a successful kernel + # boot + u_boot_console.run_command('bootm %x'% addr, wait_for_prompt=False) + # You might want to expand wait_for() with options to add extra bad + # patterns which immediately indicate a failed boot, or add a new + # "with object" function u_boot_console.enable_check() that can + # cause extra patterns like the U-Boot console prompt, U-Boot boot + # error messages, kernel boot error messages, etc. to fail the + # wait_for(). + + # Wait for boot log pattern + u_boot_console.wait_for(pattern) + finally: + # This forces the console object to be shutdown, so any subsequent + # test will reset the board back into U-Boot. We want to force this + # no matter whether the kernel boot passed or failed. + u_boot_console.drain_console() + u_boot_console.cleanup_spawn() + +@pytest.mark.buildconfigspec('cmd_net') +def test_net_tftpboot_boot_config(u_boot_console): + """Boot the loaded image from FIT image configuration + + A boot file (fit image) is downloaded from the TFTP server and booted using + bootm command with the custom fit configuration, its boot log pattern are + validated. + + The details of the file to download are provided by the boardenv_* file; + see the comment at the beginning of this file. + """ + if u_boot_console.config.env.get('env__tftp_boot_test_skip', True): + pytest.skip('TFTP boot test is not enabled!') + + addr, pattern, timeout, imcfg = setup_tftpboot_boot(u_boot_console) + + with u_boot_console.temporary_timeout(timeout): + try: + u_boot_console.run_command( + 'bootm %x#%s' % (addr, imcfg), wait_for_prompt=False + ) + u_boot_console.wait_for(pattern) + finally: + u_boot_console.drain_console() + u_boot_console.cleanup_spawn() + +def setup_pxe_boot(u_boot_console): + f = u_boot_console.config.env.get('env__net_pxe_bootable_file', None) + if not f: + pytest.skip('No PXE bootable file to read') + + test_net.test_net_dhcp(u_boot_console) + test_net.test_net_setup_static(u_boot_console) + return f + +@pytest.mark.buildconfigspec('cmd_net') +@pytest.mark.buildconfigspec('cmd_pxe') +def test_net_pxe_boot(u_boot_console): + """Test the pxe boot command. + + A pxe configuration file is downloaded from the TFTP server and interpreted + to boot the images mentioned in pxe configuration file. + + The details of the file to download are provided by the boardenv_* file; + see the comment at the beginning of this file. + """ + if u_boot_console.config.env.get('env__pxe_boot_test_skip', True): + pytest.skip('PXE boot test is not enabled!') + + f = setup_pxe_boot(u_boot_console) + addr = f.get('addr', None) + timeout = f.get('timeout', u_boot_console.p.timeout) + fn = f['fn'] + + with u_boot_console.temporary_timeout(timeout): + output = u_boot_console.run_command('pxe get') + + expected_text = 'Bytes transferred = ' + sz = f.get('size', None) + if sz: + expected_text += '%d' % sz + assert 'TIMEOUT' not in output + assert expected_text in output + assert "Config file 'default.boot' found" in output + + pattern = f.get('pattern') + if not addr: + pxe_boot_cmd = 'pxe boot' + else: + pxe_boot_cmd = 'pxe boot %x' % addr + + with u_boot_console.temporary_timeout(timeout): + try: + u_boot_console.run_command(pxe_boot_cmd, wait_for_prompt=False) + u_boot_console.wait_for(pattern) + finally: + u_boot_console.drain_console() + u_boot_console.cleanup_spawn() + +@pytest.mark.buildconfigspec('cmd_net') +@pytest.mark.buildconfigspec('cmd_pxe') +def test_net_pxe_boot_config(u_boot_console): + """Test the pxe boot command by selecting different combination of labels + + A pxe configuration file is downloaded from the TFTP server and interpreted + to boot the images mentioned in pxe configuration file. + + The details of the file to download are provided by the boardenv_* file; + see the comment at the beginning of this file. + """ + if u_boot_console.config.env.get('env__pxe_boot_test_skip', True): + pytest.skip('PXE boot test is not enabled!') + + f = setup_pxe_boot(u_boot_console) + addr = f.get('addr', None) + timeout = f.get('timeout', u_boot_console.p.timeout) + fn = f['fn'] + local_label = f['local_label'] + empty_label = f['empty_label'] + exp_str_local = f['exp_str_local'] + exp_str_empty = f['exp_str_empty'] + + with u_boot_console.temporary_timeout(timeout): + output = u_boot_console.run_command('pxe get') + + expected_text = 'Bytes transferred = ' + sz = f.get('size', None) + if sz: + expected_text += '%d' % sz + assert 'TIMEOUT' not in output + assert expected_text in output + assert "Config file 'default.boot' found" in output + + pattern = f.get('pattern') + if not addr: + pxe_boot_cmd = 'pxe boot' + else: + pxe_boot_cmd = 'pxe boot %x' % addr + + with u_boot_console.temporary_timeout(timeout): + try: + u_boot_console.run_command(pxe_boot_cmd, wait_for_prompt=False) + + # pxe config is loaded where multiple labels are there and need to + # select particular label to boot and check for expected string + # In this case, local label is selected and it should look for + # localcmd env variable and if that variable is not defined it + # should not boot it and come out to u-boot prompt + u_boot_console.wait_for('Enter choice:') + u_boot_console.run_command(local_label, wait_for_prompt=False) + expected_str = u_boot_console.p.expect([exp_str_local]) + assert ( + expected_str == 0 + ), f'Expected string: {exp_str_local} did not match!' + + # In this case, empty label is selected and it should look for + # kernel image path and if it is not set it should fail it and load + # default label to boot + u_boot_console.run_command(pxe_boot_cmd, wait_for_prompt=False) + u_boot_console.wait_for('Enter choice:') + u_boot_console.run_command(empty_label, wait_for_prompt=False) + expected_str = u_boot_console.p.expect([exp_str_empty]) + assert ( + expected_str == 0 + ), f'Expected string: {exp_str_empty} did not match!' + + u_boot_console.wait_for(pattern) + finally: + u_boot_console.drain_console() + u_boot_console.cleanup_spawn() + +@pytest.mark.buildconfigspec('cmd_net') +@pytest.mark.buildconfigspec('cmd_pxe') +def test_net_pxe_boot_config_invalid(u_boot_console): + """Test the pxe boot command by selecting invalid label + + A pxe configuration file is downloaded from the TFTP server and interpreted + to boot the images mentioned in pxe configuration file. + + The details of the file to download are provided by the boardenv_* file; + see the comment at the beginning of this file. + """ + if u_boot_console.config.env.get('env__pxe_boot_test_skip', True): + pytest.skip('PXE boot test is not enabled!') + + f = setup_pxe_boot(u_boot_console) + addr = f.get('addr', None) + timeout = f.get('timeout', u_boot_console.p.timeout) + fn = f['fn'] + invalid_label = f['invalid_label'] + exp_str_invalid = f['exp_str_invalid'] + + with u_boot_console.temporary_timeout(timeout): + output = u_boot_console.run_command('pxe get') + + expected_text = 'Bytes transferred = ' + sz = f.get('size', None) + if sz: + expected_text += '%d' % sz + assert 'TIMEOUT' not in output + assert expected_text in output + assert "Config file 'default.boot' found" in output + + pattern = f.get('pattern') + if not addr: + pxe_boot_cmd = 'pxe boot' + else: + pxe_boot_cmd = 'pxe boot %x' % addr + + with u_boot_console.temporary_timeout(timeout): + try: + u_boot_console.run_command(pxe_boot_cmd, wait_for_prompt=False) + + # pxe config is loaded where multiple labels are there and need to + # select particular label to boot and check for expected string + # In this case invalid label is selected, it should load invalid + # label and if it fails it should load the default label to boot + u_boot_console.wait_for('Enter choice:') + u_boot_console.run_command(invalid_label, wait_for_prompt=False) + expected_str = u_boot_console.p.expect([exp_str_invalid]) + assert ( + expected_str == 0 + ), f'Expected string: {exp_str_invalid} did not match!' + + u_boot_console.wait_for(pattern) + finally: + u_boot_console.drain_console() + u_boot_console.cleanup_spawn()

[v4] test/py: net_boot: Add test cases for net boot

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