def verify_os_partition_identifier()

in microsoft/testsuites/core/storage.py [0:0]

• 53 lines of code
• 10 McCabe index (conditional complexity)

    def verify_os_partition_identifier(self, log: Logger, node: RemoteNode) -> None:
        # get informtion of root disk from blkid
        os_partition = (
            node.features[Disk]
            .get_partition_with_mount_point(self.os_disk_mount_point)
            .name
        )
        os_partition_info = node.tools[Blkid].get_partition_info_by_name(os_partition)

        # verify that root=<name> or root=uuid=<uuid> or root=partuuid=<part_uuid> is
        # present in dmesg
        dmesg = node.tools[Dmesg].run(sudo=True).stdout
        if (
            not get_matched_str(
                dmesg,
                re.compile(
                    rf".*BOOT_IMAGE=.*root={os_partition_info.name}",
                ),
            )
            and not get_matched_str(
                dmesg, re.compile(rf".*BOOT_IMAGE=.*root=UUID={os_partition_info.uuid}")
            )
            and not get_matched_str(
                dmesg,
                re.compile(
                    rf".*BOOT_IMAGE=.*root=PARTUUID={os_partition_info.part_uuid}"
                ),
            )
        ):
            raise LisaException(
                f"One of root={os_partition_info.name} or "
                f"root=UUID={os_partition_info.uuid} or "
                f"root=PARTUUID={os_partition_info.part_uuid} "
                "should be present in dmesg output"
            )

        # verify that "<uuid> /" or "<name> /"or "<part_uuid> /" present in /etc/fstab
        fstab = node.tools[Cat].run("/etc/fstab", sudo=True).stdout
        if (
            not get_matched_str(
                fstab,
                re.compile(
                    rf".*{os_partition_info.name}\s+/",
                ),
            )
            and not get_matched_str(
                fstab,
                re.compile(rf".*UUID={os_partition_info.uuid}\s+/"),
            )
            and not get_matched_str(
                fstab,
                re.compile(rf".*PARTUUID={os_partition_info.part_uuid}\s+/"),
            )
        ):
            raise LisaException(
                f"One of '{os_partition_info.name} /' or "
                "'UUID={os_partition_info.uuid} /' or "
                "'PARTUUID={os_partition_info.part_uuid} /' should be present in fstab"
            )