176 lines
7.2 KiB
Python
176 lines
7.2 KiB
Python
# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2017 Alison Chaiken
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# Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved.
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# Test GPT manipulation commands.
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import os
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import pytest
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import u_boot_utils
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"""
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These tests rely on a 4 MB disk image, which is automatically created by
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the test.
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"""
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class GptTestDiskImage(object):
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"""Disk Image used by the GPT tests."""
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def __init__(self, u_boot_console):
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"""Initialize a new GptTestDiskImage object.
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Args:
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u_boot_console: A U-Boot console.
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Returns:
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Nothing.
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"""
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filename = 'test_gpt_disk_image.bin'
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persistent = u_boot_console.config.persistent_data_dir + '/' + filename
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self.path = u_boot_console.config.result_dir + '/' + filename
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with u_boot_utils.persistent_file_helper(u_boot_console.log, persistent):
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if os.path.exists(persistent):
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u_boot_console.log.action('Disk image file ' + persistent +
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' already exists')
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else:
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u_boot_console.log.action('Generating ' + persistent)
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fd = os.open(persistent, os.O_RDWR | os.O_CREAT)
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os.ftruncate(fd, 4194304)
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os.close(fd)
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cmd = ('sgdisk', '-U', '375a56f7-d6c9-4e81-b5f0-09d41ca89efe',
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persistent)
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u_boot_utils.run_and_log(u_boot_console, cmd)
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# part1 offset 1MB size 1MB
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cmd = ('sgdisk', '--new=1:2048:4095', '-c 1:part1', persistent)
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# part2 offset 2MB size 1.5MB
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u_boot_utils.run_and_log(u_boot_console, cmd)
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cmd = ('sgdisk', '--new=2:4096:7167', '-c 2:part2', persistent)
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u_boot_utils.run_and_log(u_boot_console, cmd)
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cmd = ('sgdisk', '-l', persistent)
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u_boot_utils.run_and_log(u_boot_console, cmd)
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cmd = ('cp', persistent, self.path)
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u_boot_utils.run_and_log(u_boot_console, cmd)
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gtdi = None
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@pytest.fixture(scope='function')
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def state_disk_image(u_boot_console):
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"""pytest fixture to provide a GptTestDiskImage object to tests.
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This is function-scoped because it uses u_boot_console, which is also
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function-scoped. However, we don't need to actually do any function-scope
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work, so this simply returns the same object over and over each time."""
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global gtdi
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if not gtdi:
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gtdi = GptTestDiskImage(u_boot_console)
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return gtdi
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@pytest.mark.boardspec('sandbox')
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@pytest.mark.buildconfigspec('cmd_gpt')
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@pytest.mark.buildconfigspec('cmd_part')
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@pytest.mark.requiredtool('sgdisk')
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def test_gpt_read(state_disk_image, u_boot_console):
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"""Test the gpt read command."""
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u_boot_console.run_command('host bind 0 ' + state_disk_image.path)
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output = u_boot_console.run_command('gpt read host 0')
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assert 'Start 1MiB, size 1MiB' in output
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assert 'Block size 512, name part1' in output
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assert 'Start 2MiB, size 1MiB' in output
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assert 'Block size 512, name part2' in output
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output = u_boot_console.run_command('part list host 0')
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assert '0x00000800 0x00000fff "part1"' in output
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assert '0x00001000 0x00001bff "part2"' in output
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@pytest.mark.boardspec('sandbox')
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@pytest.mark.buildconfigspec('cmd_gpt')
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@pytest.mark.requiredtool('sgdisk')
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def test_gpt_verify(state_disk_image, u_boot_console):
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"""Test the gpt verify command."""
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u_boot_console.run_command('host bind 0 ' + state_disk_image.path)
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output = u_boot_console.run_command('gpt verify host 0')
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assert 'Verify GPT: success!' in output
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@pytest.mark.boardspec('sandbox')
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@pytest.mark.buildconfigspec('cmd_gpt')
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@pytest.mark.requiredtool('sgdisk')
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def test_gpt_guid(state_disk_image, u_boot_console):
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"""Test the gpt guid command."""
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u_boot_console.run_command('host bind 0 ' + state_disk_image.path)
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output = u_boot_console.run_command('gpt guid host 0')
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assert '375a56f7-d6c9-4e81-b5f0-09d41ca89efe' in output
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@pytest.mark.boardspec('sandbox')
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@pytest.mark.buildconfigspec('cmd_gpt')
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@pytest.mark.requiredtool('sgdisk')
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def test_gpt_save_guid(state_disk_image, u_boot_console):
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"""Test the gpt guid command to save GUID into a string."""
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if u_boot_console.config.buildconfig.get('config_cmd_gpt', 'n') != 'y':
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pytest.skip('gpt command not supported')
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u_boot_console.run_command('host bind 0 ' + state_disk_image.path)
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output = u_boot_console.run_command('gpt guid host 0 newguid')
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output = u_boot_console.run_command('printenv newguid')
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assert '375a56f7-d6c9-4e81-b5f0-09d41ca89efe' in output
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@pytest.mark.boardspec('sandbox')
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@pytest.mark.buildconfigspec('cmd_gpt')
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@pytest.mark.buildconfigspec('cmd_gpt_rename')
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@pytest.mark.buildconfigspec('cmd_part')
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@pytest.mark.requiredtool('sgdisk')
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def test_gpt_rename_partition(state_disk_image, u_boot_console):
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"""Test the gpt rename command to write partition names."""
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u_boot_console.run_command('host bind 0 ' + state_disk_image.path)
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u_boot_console.run_command('gpt rename host 0 1 first')
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output = u_boot_console.run_command('gpt read host 0')
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assert 'name first' in output
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u_boot_console.run_command('gpt rename host 0 2 second')
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output = u_boot_console.run_command('gpt read host 0')
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assert 'name second' in output
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output = u_boot_console.run_command('part list host 0')
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assert '0x00000800 0x00000fff "first"' in output
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assert '0x00001000 0x00001bff "second"' in output
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@pytest.mark.boardspec('sandbox')
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@pytest.mark.buildconfigspec('cmd_gpt')
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@pytest.mark.buildconfigspec('cmd_gpt_rename')
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@pytest.mark.buildconfigspec('cmd_part')
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@pytest.mark.requiredtool('sgdisk')
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def test_gpt_swap_partitions(state_disk_image, u_boot_console):
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"""Test the gpt swap command to exchange two partition names."""
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u_boot_console.run_command('host bind 0 ' + state_disk_image.path)
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output = u_boot_console.run_command('part list host 0')
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assert '0x00000800 0x00000fff "first"' in output
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assert '0x00001000 0x00001bff "second"' in output
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u_boot_console.run_command('gpt swap host 0 first second')
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output = u_boot_console.run_command('part list host 0')
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assert '0x00000800 0x00000fff "second"' in output
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assert '0x00001000 0x00001bff "first"' in output
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@pytest.mark.boardspec('sandbox')
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@pytest.mark.buildconfigspec('cmd_gpt')
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@pytest.mark.buildconfigspec('cmd_part')
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@pytest.mark.requiredtool('sgdisk')
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def test_gpt_write(state_disk_image, u_boot_console):
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"""Test the gpt write command."""
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u_boot_console.run_command('host bind 0 ' + state_disk_image.path)
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output = u_boot_console.run_command('gpt write host 0 "name=all,size=0"')
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assert 'Writing GPT: success!' in output
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output = u_boot_console.run_command('part list host 0')
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assert '0x00000022 0x00001fde "all"' in output
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output = u_boot_console.run_command('gpt write host 0 "uuid_disk=375a56f7-d6c9-4e81-b5f0-09d41ca89efe;name=first,start=1M,size=1M;name=second,start=0x200000,size=0x180000;"')
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assert 'Writing GPT: success!' in output
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output = u_boot_console.run_command('part list host 0')
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assert '0x00000800 0x00000fff "first"' in output
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assert '0x00001000 0x00001bff "second"' in output
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output = u_boot_console.run_command('gpt guid host 0')
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assert '375a56f7-d6c9-4e81-b5f0-09d41ca89efe' in output
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