Lucian PetrutandCursor
4ddf0c015d
VDDK is no longer publicly distributed, so this library reverse-engineers the vSphere NFC path and exposes ConnectEx, Open, Read, and Write without the proprietary SDK. Co-authored-by: Cursor <[email protected]>
34 lines
1.5 KiB
Python
34 lines
1.5 KiB
Python
# Copyright 2026 Cloudbase Solutions Srl
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# All Rights Reserved.
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"""Exercise the VDDK-compatible openvixdisklib handle against the lab."""
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from openvixdisklib import openvixdisklib as vixdisklib
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from tests.integration.base import TestBase
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class OpenVixDiskLibTest(TestBase):
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def test_write_and_read_sector_zero_and_one_gib(self) -> None:
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"""Write then read sector 0 and the sector at a 1 GiB offset."""
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handle = vixdisklib.VixDiskLibHandle(
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vixdisklib_compatibility_version="8.0",
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config_path=None)
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write_buf = vixdisklib.get_buffer(self.SECTOR_SIZE)
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read_buf = vixdisklib.get_buffer(self.SECTOR_SIZE)
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connect_kwargs = self.vixdisklib_connect_kwargs({
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"allow_untrusted": self.ALLOW_UNTRUSTED,
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})
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patterns = {
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0: self.pattern_bytes(self.SECTOR_SIZE, b"OVDL-S0"),
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self.SECTOR_AT_1GB: self.pattern_bytes(
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self.SECTOR_SIZE, b"OVDL-1GB"),
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}
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with handle.connect(**connect_kwargs) as conn:
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with handle.open(conn, self.DISK_PATH, flags=0) as disk:
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for start, expected in patterns.items():
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write_buf[:self.SECTOR_SIZE] = expected
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handle.write(disk, start, 1, write_buf)
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read_buf[:self.SECTOR_SIZE] = b"\xa5" * self.SECTOR_SIZE
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handle.read(disk, start, 1, read_buf)
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self.assertEqual(read_buf.raw[:self.SECTOR_SIZE], expected)
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