Merge "Software RAID: Protect RAID metadata upon cleaning"
This commit is contained in:
Zuul
Gerrit Code Review
commit
b1e5c4b645
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@ -944,10 +944,13 @@ class GenericHardwareManager(HardwareManager):
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pxe_interface=pxe_interface)
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def erase_block_device(self, node, block_device):
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# Check if the block device is virtual media and skip the device.
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if self._is_virtual_media_device(block_device):
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LOG.info("Skipping the erase of virtual media device %s",
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LOG.info("Skipping erase of virtual media device %s",
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block_device.name)
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return
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if self._is_linux_raid_member(block_device):
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LOG.info("Skipping erase of RAID member device %s",
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block_device.name)
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return
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info = node.get('driver_internal_info', {})
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@ -996,7 +999,11 @@ class GenericHardwareManager(HardwareManager):
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erase_errors = {}
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for dev in block_devices:
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if self._is_virtual_media_device(dev):
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LOG.info("Skipping the erase of virtual media device %s",
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LOG.info("Skipping metadata erase of virtual media device %s",
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dev.name)
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continue
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if self._is_linux_raid_member(dev):
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LOG.info("Skipping metadata erase of RAID member device %s",
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dev.name)
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continue
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@ -1053,6 +1060,25 @@ class GenericHardwareManager(HardwareManager):
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return True
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return False
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def _is_linux_raid_member(self, block_device):
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"""Check if a block device is a Linux RAID member.
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:param block_device: a BlockDevice object
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:returns: True if it's Linux RAID member (or if we do not
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manage to verify), False otherwise.
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"""
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try:
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# Don't use the '--nodeps' of lsblk to also catch the
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# parent device of partitions which are RAID members.
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out, _ = utils.execute('lsblk', '--fs', '--noheadings',
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block_device.name)
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except processutils.ProcessExecutionError as e:
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LOG.warning("Could not determine if %s is a RAID member: %s",
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block_device.name, e)
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return True
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return 'linux_raid_member' in out
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def _get_ata_security_lines(self, block_device):
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output = utils.execute('hdparm', '-I', block_device.name)[0]
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@ -1704,8 +1704,11 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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result = self.hardware.erase_devices({}, [])
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self.assertEqual(expected, result)
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@mock.patch.object(hardware.GenericHardwareManager,
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'_is_linux_raid_member', autospec=True)
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@mock.patch.object(utils, 'execute', autospec=True)
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def test_erase_block_device_ata_success(self, mocked_execute):
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def test_erase_block_device_ata_success(self, mocked_execute,
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mocked_raid_member):
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mocked_execute.side_effect = [
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(create_hdparm_info(
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supported=True, enabled=False, frozen=False,
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@ -1717,6 +1720,7 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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supported=True, enabled=False, frozen=False,
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enhanced_erase=False), ''),
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]
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mocked_raid_member.return_value = False
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block_device = hardware.BlockDevice('/dev/sda', 'big', 1073741824,
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True)
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@ -1732,8 +1736,11 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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mock.call('hdparm', '-I', '/dev/sda'),
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])
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@mock.patch.object(hardware.GenericHardwareManager,
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'_is_linux_raid_member', autospec=True)
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@mock.patch.object(utils, 'execute', autospec=True)
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def test_erase_block_device_ata_success_no_smartctl(self, mocked_execute):
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def test_erase_block_device_ata_success_no_smartctl(self, mocked_execute,
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mocked_raid_member):
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mocked_execute.side_effect = [
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(create_hdparm_info(
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supported=True, enabled=False, frozen=False,
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@ -1745,6 +1752,7 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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supported=True, enabled=False, frozen=False,
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enhanced_erase=False), ''),
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]
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mocked_raid_member.return_value = False
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block_device = hardware.BlockDevice('/dev/sda', 'big', 1073741824,
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True)
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@ -1760,8 +1768,11 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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mock.call('hdparm', '-I', '/dev/sda'),
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])
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@mock.patch.object(hardware.GenericHardwareManager,
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'_is_linux_raid_member', autospec=True)
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@mock.patch.object(utils, 'execute', autospec=True)
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def test_erase_block_device_nosecurity_shred(self, mocked_execute):
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def test_erase_block_device_nosecurity_shred(self, mocked_execute,
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mocked_raid_member):
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hdparm_output = HDPARM_INFO_TEMPLATE.split('\nSecurity:')[0]
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mocked_execute.side_effect = [
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@ -1769,6 +1780,7 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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(SMARTCTL_UNAVAILABLE_OUTPUT, ''),
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(SHRED_OUTPUT_1_ITERATION_ZERO_TRUE, '')
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]
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mocked_raid_member.return_value = False
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block_device = hardware.BlockDevice('/dev/sda', 'big', 1073741824,
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True)
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@ -1781,8 +1793,11 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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'--iterations', '1', '/dev/sda')
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])
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@mock.patch.object(hardware.GenericHardwareManager,
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'_is_linux_raid_member', autospec=True)
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@mock.patch.object(utils, 'execute', autospec=True)
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def test_erase_block_device_notsupported_shred(self, mocked_execute):
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def test_erase_block_device_notsupported_shred(self, mocked_execute,
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mocked_raid_member):
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hdparm_output = create_hdparm_info(
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supported=False, enabled=False, frozen=False, enhanced_erase=False)
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@ -1791,6 +1806,7 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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(SMARTCTL_UNAVAILABLE_OUTPUT, ''),
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(SHRED_OUTPUT_1_ITERATION_ZERO_TRUE, '')
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]
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mocked_raid_member.return_value = False
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block_device = hardware.BlockDevice('/dev/sda', 'big', 1073741824,
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True)
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@ -1803,9 +1819,12 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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'--iterations', '1', '/dev/sda')
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])
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@mock.patch.object(hardware.GenericHardwareManager,
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'_is_linux_raid_member', autospec=True)
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@mock.patch.object(utils, 'execute', autospec=True)
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def test_erase_block_device_smartctl_unsupported_shred(self,
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mocked_execute):
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mocked_execute,
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mocked_raid_member):
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hdparm_output = create_hdparm_info(
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supported=True, enabled=False, frozen=False, enhanced_erase=False)
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@ -1814,6 +1833,7 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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(SMARTCTL_UNAVAILABLE_OUTPUT, ''),
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(SHRED_OUTPUT_1_ITERATION_ZERO_TRUE, '')
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]
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mocked_raid_member.return_value = False
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block_device = hardware.BlockDevice('/dev/sda', 'big', 1073741824,
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True)
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@ -1826,9 +1846,11 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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'--iterations', '1', '/dev/sda')
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])
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@mock.patch.object(hardware.GenericHardwareManager,
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'_is_linux_raid_member', autospec=True)
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@mock.patch.object(utils, 'execute', autospec=True)
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def test_erase_block_device_smartctl_fails_security_fallback_to_shred(
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self, mocked_execute):
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self, mocked_execute, mocked_raid_member):
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hdparm_output = create_hdparm_info(
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supported=True, enabled=False, frozen=False, enhanced_erase=False)
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@ -1837,6 +1859,7 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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processutils.ProcessExecutionError(),
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(SHRED_OUTPUT_1_ITERATION_ZERO_TRUE, '')
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]
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mocked_raid_member.return_value = False
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block_device = hardware.BlockDevice('/dev/sda', 'big', 1073741824,
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True)
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@ -1849,8 +1872,11 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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'--iterations', '1', '/dev/sda')
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])
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@mock.patch.object(hardware.GenericHardwareManager,
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'_is_linux_raid_member', autospec=True)
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@mock.patch.object(utils, 'execute', autospec=True)
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def test_erase_block_device_shred_uses_internal_info(self, mocked_execute):
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def test_erase_block_device_shred_uses_internal_info(self, mocked_execute,
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mocked_raid_member):
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hdparm_output = create_hdparm_info(
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supported=False, enabled=False, frozen=False, enhanced_erase=False)
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@ -1863,6 +1889,7 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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(SMARTCTL_NORMAL_OUTPUT, ''),
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(SHRED_OUTPUT_2_ITERATIONS_ZERO_FALSE, '')
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]
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mocked_raid_member.return_value = False
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block_device = hardware.BlockDevice('/dev/sda', 'big', 1073741824,
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True)
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@ -1875,8 +1902,11 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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'--iterations', '2', '/dev/sda')
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])
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@mock.patch.object(hardware.GenericHardwareManager,
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'_is_linux_raid_member', autospec=True)
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@mock.patch.object(utils, 'execute', autospec=True)
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def test_erase_block_device_shred_0_pass_no_zeroize(self, mocked_execute):
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def test_erase_block_device_shred_0_pass_no_zeroize(self, mocked_execute,
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mocked_raid_member):
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hdparm_output = create_hdparm_info(
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supported=False, enabled=False, frozen=False, enhanced_erase=False)
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@ -1889,6 +1919,7 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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(SMARTCTL_UNAVAILABLE_OUTPUT, ''),
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(SHRED_OUTPUT_0_ITERATIONS_ZERO_FALSE, '')
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]
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mocked_raid_member.return_value = False
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block_device = hardware.BlockDevice('/dev/sda', 'big', 1073741824,
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True)
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@ -1970,9 +2001,11 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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'shred', '--force', '--zero', '--verbose', '--iterations', '1',
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'/dev/sda')
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@mock.patch.object(hardware.GenericHardwareManager,
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'_is_linux_raid_member', autospec=True)
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@mock.patch.object(utils, 'execute', autospec=True)
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def test_erase_block_device_ata_security_unlock_fallback_pass(
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self, mocked_execute):
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self, mocked_execute, mocked_raid_member):
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hdparm_output = create_hdparm_info(
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supported=True, enabled=True, locked=True
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)
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@ -1990,6 +2023,7 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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'',
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(hdparm_output_not_enabled, '')
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]
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mocked_raid_member.return_value = False
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block_device = hardware.BlockDevice('/dev/sda', 'big', 1073741824,
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True)
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@ -1999,11 +2033,13 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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mocked_execute.assert_any_call('hdparm', '--user-master', 'u',
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'--security-unlock', '', '/dev/sda')
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@mock.patch.object(hardware.GenericHardwareManager,
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'_is_linux_raid_member', autospec=True)
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@mock.patch.object(hardware.GenericHardwareManager, '_shred_block_device',
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autospec=True)
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@mock.patch.object(utils, 'execute', autospec=True)
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def test_erase_block_device_ata_security_enabled(
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self, mocked_execute, mock_shred):
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self, mocked_execute, mock_shred, mocked_raid_member):
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# Tests that an exception is thrown if all of the recovery passwords
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# fail to unlock the device without throwing exception
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hdparm_output = create_hdparm_info(
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@ -2019,6 +2055,7 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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None,
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(hdparm_output, '')
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]
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mocked_raid_member.return_value = False
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block_device = hardware.BlockDevice('/dev/sda', 'big', 1073741824,
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True)
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@ -2033,11 +2070,13 @@ class TestGenericHardwareManager(base.IronicAgentTest):
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'--security-unlock', 'NULL', '/dev/sda')
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self.assertFalse(mock_shred.called)
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@mock.patch.object(hardware.GenericHardwareManager,
|
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'_is_linux_raid_member', autospec=True)
|
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@mock.patch.object(hardware.GenericHardwareManager, '_shred_block_device',
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autospec=True)
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@mock.patch.object(utils, 'execute', autospec=True)
|
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def test_erase_block_device_ata_security_enabled_unlock_attempt(
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self, mocked_execute, mock_shred):
|
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self, mocked_execute, mock_shred, mocked_raid_member):
|
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hdparm_output = create_hdparm_info(
|
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supported=True, enabled=True, locked=True)
|
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hdparm_output_not_enabled = create_hdparm_info(
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|
|
@ -2052,6 +2091,7 @@ class TestGenericHardwareManager(base.IronicAgentTest):
|
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'',
|
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(hdparm_output_not_enabled, '')
|
||||
]
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mocked_raid_member.return_value = False
|
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block_device = hardware.BlockDevice('/dev/sda', 'big', 1073741824,
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True)
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|
|
@ -2129,10 +2169,13 @@ class TestGenericHardwareManager(base.IronicAgentTest):
|
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self.hardware._ata_erase,
|
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block_device)
|
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|
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@mock.patch.object(hardware.GenericHardwareManager,
|
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'_is_linux_raid_member', autospec=True)
|
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@mock.patch.object(hardware.GenericHardwareManager, '_shred_block_device',
|
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autospec=True)
|
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@mock.patch.object(utils, 'execute', autospec=True)
|
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def test_erase_block_device_ata_frozen(self, mocked_execute, mock_shred):
|
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def test_erase_block_device_ata_frozen(self, mocked_execute, mock_shred,
|
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mocked_raid_member):
|
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hdparm_output = create_hdparm_info(
|
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supported=True, enabled=False, frozen=True, enhanced_erase=False)
|
||||
|
||||
|
|
@ -2140,6 +2183,7 @@ class TestGenericHardwareManager(base.IronicAgentTest):
|
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(hdparm_output, ''),
|
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(SMARTCTL_NORMAL_OUTPUT, '')
|
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]
|
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mocked_raid_member.return_value = False
|
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|
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block_device = hardware.BlockDevice('/dev/sda', 'big', 1073741824,
|
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True)
|
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|
|
@ -2150,10 +2194,13 @@ class TestGenericHardwareManager(base.IronicAgentTest):
|
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block_device)
|
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self.assertFalse(mock_shred.called)
|
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|
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@mock.patch.object(hardware.GenericHardwareManager,
|
||||
'_is_linux_raid_member', autospec=True)
|
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@mock.patch.object(hardware.GenericHardwareManager, '_shred_block_device',
|
||||
autospec=True)
|
||||
@mock.patch.object(utils, 'execute', autospec=True)
|
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def test_erase_block_device_ata_failed(self, mocked_execute, mock_shred):
|
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def test_erase_block_device_ata_failed(self, mocked_execute, mock_shred,
|
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mocked_raid_member):
|
||||
hdparm_output_before = create_hdparm_info(
|
||||
supported=True, enabled=False, frozen=False, enhanced_erase=False)
|
||||
|
||||
|
|
@ -2169,6 +2216,7 @@ class TestGenericHardwareManager(base.IronicAgentTest):
|
|||
('', ''),
|
||||
(hdparm_output_after, ''),
|
||||
]
|
||||
mocked_raid_member.return_value = False
|
||||
|
||||
block_device = hardware.BlockDevice('/dev/sda', 'big', 1073741824,
|
||||
True)
|
||||
|
|
@ -2180,11 +2228,13 @@ class TestGenericHardwareManager(base.IronicAgentTest):
|
|||
block_device)
|
||||
self.assertFalse(mock_shred.called)
|
||||
|
||||
@mock.patch.object(hardware.GenericHardwareManager,
|
||||
'_is_linux_raid_member', autospec=True)
|
||||
@mock.patch.object(hardware.GenericHardwareManager, '_shred_block_device',
|
||||
autospec=True)
|
||||
@mock.patch.object(utils, 'execute', autospec=True)
|
||||
def test_erase_block_device_ata_failed_continued(
|
||||
self, mocked_execute, mock_shred):
|
||||
self, mocked_execute, mock_shred, mocked_raid_member):
|
||||
|
||||
info = self.node['driver_internal_info']
|
||||
info['agent_continue_if_ata_erase_failed'] = True
|
||||
|
|
@ -2204,6 +2254,7 @@ class TestGenericHardwareManager(base.IronicAgentTest):
|
|||
('', ''),
|
||||
(hdparm_output_after, ''),
|
||||
]
|
||||
mocked_raid_member.return_value = False
|
||||
|
||||
block_device = hardware.BlockDevice('/dev/sda', 'big', 1073741824,
|
||||
True)
|
||||
|
|
@ -2211,14 +2262,17 @@ class TestGenericHardwareManager(base.IronicAgentTest):
|
|||
self.hardware.erase_block_device(self.node, block_device)
|
||||
self.assertTrue(mock_shred.called)
|
||||
|
||||
@mock.patch.object(hardware.GenericHardwareManager,
|
||||
'_is_linux_raid_member', autospec=True)
|
||||
@mock.patch.object(hardware.GenericHardwareManager, '_shred_block_device',
|
||||
autospec=True)
|
||||
@mock.patch.object(utils, 'execute', autospec=True)
|
||||
def test_erase_block_device_ata_erase_disabled(
|
||||
self, mocked_execute, mock_shred):
|
||||
self, mocked_execute, mock_shred, mocked_raid_member):
|
||||
|
||||
info = self.node['driver_internal_info']
|
||||
info['agent_enable_ata_secure_erase'] = False
|
||||
mocked_raid_member.return_value = False
|
||||
|
||||
block_device = hardware.BlockDevice('/dev/sda', 'big', 1073741824,
|
||||
True)
|
||||
|
|
@ -2228,11 +2282,14 @@ class TestGenericHardwareManager(base.IronicAgentTest):
|
|||
self.assertFalse(mocked_execute.called)
|
||||
|
||||
def test_normal_vs_enhanced_security_erase(self):
|
||||
@mock.patch.object(hardware.GenericHardwareManager,
|
||||
'_is_linux_raid_member', autospec=True)
|
||||
@mock.patch.object(utils, 'execute', autospec=True)
|
||||
def test_security_erase_option(test_case,
|
||||
enhanced_erase,
|
||||
expected_option,
|
||||
mocked_execute):
|
||||
mocked_execute,
|
||||
mocked_raid_member):
|
||||
mocked_execute.side_effect = [
|
||||
(create_hdparm_info(
|
||||
supported=True, enabled=False, frozen=False,
|
||||
|
|
@ -2244,6 +2301,7 @@ class TestGenericHardwareManager(base.IronicAgentTest):
|
|||
supported=True, enabled=False, frozen=False,
|
||||
enhanced_erase=enhanced_erase), ''),
|
||||
]
|
||||
mocked_raid_member.return_value = False
|
||||
|
||||
block_device = hardware.BlockDevice('/dev/sda', 'big', 1073741824,
|
||||
True)
|
||||
|
|
@ -2257,47 +2315,65 @@ class TestGenericHardwareManager(base.IronicAgentTest):
|
|||
test_security_erase_option(
|
||||
self, False, '--security-erase')
|
||||
|
||||
@mock.patch.object(utils, 'execute', autospec=True)
|
||||
@mock.patch.object(hardware.GenericHardwareManager,
|
||||
'_is_virtual_media_device', autospec=True)
|
||||
@mock.patch.object(hardware.GenericHardwareManager,
|
||||
'list_block_devices', autospec=True)
|
||||
@mock.patch.object(disk_utils, 'destroy_disk_metadata', autospec=True)
|
||||
def test_erase_devices_metadata(
|
||||
self, mock_metadata, mock_list_devs, mock__is_vmedia):
|
||||
self, mock_metadata, mock_list_devs, mock__is_vmedia,
|
||||
mock_execute):
|
||||
block_devices = [
|
||||
hardware.BlockDevice('/dev/sr0', 'vmedia', 12345, True),
|
||||
hardware.BlockDevice('/dev/sdb2', 'raid-member', 32767, False),
|
||||
hardware.BlockDevice('/dev/sda', 'small', 65535, False),
|
||||
hardware.BlockDevice('/dev/sda1', '', 32767, False),
|
||||
hardware.BlockDevice('/dev/sda2', 'raid-member', 32767, False),
|
||||
hardware.BlockDevice('/dev/md0', 'raid-device', 32767, False)
|
||||
]
|
||||
# NOTE(coreywright): Don't return the list, but a copy of it, because
|
||||
# we depend on its elements' order when referencing it later during
|
||||
# verification, but the method under test sorts the list changing it.
|
||||
mock_list_devs.return_value = list(block_devices)
|
||||
mock__is_vmedia.side_effect = lambda _, dev: dev.name == '/dev/sr0'
|
||||
mock_execute.side_effect = [
|
||||
('sdb2 linux_raid_member host:1 f9978968', ''),
|
||||
('sda2 linux_raid_member host:1 f9978969', ''),
|
||||
('sda1', ''), ('sda', ''), ('md0', '')]
|
||||
|
||||
self.hardware.erase_devices_metadata(self.node, [])
|
||||
|
||||
self.assertEqual([mock.call('/dev/sda1', self.node['uuid']),
|
||||
mock.call('/dev/sda', self.node['uuid'])],
|
||||
mock.call('/dev/sda', self.node['uuid']),
|
||||
mock.call('/dev/md0', self.node['uuid'])],
|
||||
mock_metadata.call_args_list)
|
||||
mock_list_devs.assert_called_once_with(self.hardware,
|
||||
include_partitions=True)
|
||||
self.assertEqual([mock.call(self.hardware, block_devices[0]),
|
||||
mock.call(self.hardware, block_devices[1]),
|
||||
mock.call(self.hardware, block_devices[4]),
|
||||
mock.call(self.hardware, block_devices[3]),
|
||||
mock.call(self.hardware, block_devices[2]),
|
||||
mock.call(self.hardware, block_devices[1])],
|
||||
mock.call(self.hardware, block_devices[5])],
|
||||
mock__is_vmedia.call_args_list)
|
||||
|
||||
@mock.patch.object(hardware.GenericHardwareManager,
|
||||
'_is_linux_raid_member', autospec=True)
|
||||
@mock.patch.object(hardware.GenericHardwareManager,
|
||||
'_is_virtual_media_device', autospec=True)
|
||||
@mock.patch.object(hardware.GenericHardwareManager,
|
||||
'list_block_devices', autospec=True)
|
||||
@mock.patch.object(disk_utils, 'destroy_disk_metadata', autospec=True)
|
||||
def test_erase_devices_metadata_error(
|
||||
self, mock_metadata, mock_list_devs, mock__is_vmedia):
|
||||
self, mock_metadata, mock_list_devs, mock__is_vmedia,
|
||||
mock__is_raid_member):
|
||||
block_devices = [
|
||||
hardware.BlockDevice('/dev/sda', 'small', 65535, False),
|
||||
hardware.BlockDevice('/dev/sdb', 'big', 10737418240, True),
|
||||
]
|
||||
mock__is_vmedia.return_value = False
|
||||
mock__is_raid_member.return_value = False
|
||||
# NOTE(coreywright): Don't return the list, but a copy of it, because
|
||||
# we depend on its elements' order when referencing it later during
|
||||
# verification, but the method under test sorts the list changing it.
|
||||
|
|
@ -2326,6 +2402,19 @@ class TestGenericHardwareManager(base.IronicAgentTest):
|
|||
mock.call(self.hardware, block_devices[0])],
|
||||
mock__is_vmedia.call_args_list)
|
||||
|
||||
@mock.patch.object(utils, 'execute', autospec=True)
|
||||
def test__is_linux_raid_member(self, mocked_execute):
|
||||
raid_member = hardware.BlockDevice('/dev/sda1', 'small', 65535, False)
|
||||
mocked_execute.return_value = ('linux_raid_member host.domain:0 '
|
||||
'85fa41e4-e0ae'), ''
|
||||
self.assertTrue(self.hardware._is_linux_raid_member(raid_member))
|
||||
|
||||
@mock.patch.object(utils, 'execute', autospec=True)
|
||||
def test__is_linux_raid_member_false(self, mocked_execute):
|
||||
raid_member = hardware.BlockDevice('/dev/md0', 'small', 65535, False)
|
||||
mocked_execute.return_value = 'md0', ''
|
||||
self.assertFalse(self.hardware._is_linux_raid_member(raid_member))
|
||||
|
||||
@mock.patch.object(utils, 'execute', autospec=True)
|
||||
def test_get_bmc_address(self, mocked_execute):
|
||||
mocked_execute.return_value = '192.1.2.3\n', ''
|
||||
|
|
|
|||
Loading…
Reference in New Issue