WizardKit/Scripts/functions/disk.py
2017-11-30 22:35:16 -08:00

369 lines
13 KiB
Python

# Wizard Kit PE: Functions - Disk
from functions.common import *
import partition_uids
def assign_volume_letters():
with open(DISKPART_SCRIPT, 'w') as script:
for vol in get_volumes():
script.write('select volume {Number}\n'.format(**vol))
script.write('assign\n')
# Remove current letters
remove_volume_letters()
# Run script
try:
run_program('diskpart /s {script}'.format(script=DISKPART_SCRIPT))
except subprocess.CalledProcessError:
pass
def get_boot_mode():
boot_mode = 'Legacy'
try:
reg_key = winreg.OpenKey(winreg.HKEY_LOCAL_MACHINE, 'System\\CurrentControlSet\\Control')
reg_value = winreg.QueryValueEx(reg_key, 'PEFirmwareType')[0]
if reg_value == 2:
boot_mode = 'UEFI'
except:
boot_mode = 'Unknown'
return boot_mode
def get_disk_details(disk=None):
details = {}
# Bail early
if disk is None:
raise Exception('Disk not specified.')
try:
# Run script
with open(DISKPART_SCRIPT, 'w') as script:
script.write('select disk {Number}\n'.format(**disk))
script.write('detail disk\n')
process_return = run_program('diskpart /s {script}'.format(script=DISKPART_SCRIPT))
process_return = process_return.stdout.decode().strip()
except subprocess.CalledProcessError:
pass
else:
# Remove empty lines
tmp = [s.strip() for s in process_return.splitlines() if s.strip() != '']
# Set disk name
details['Name'] = tmp[4]
# Remove lines without a ':' and split each remaining line at the ':' to form a key/value pair
tmp = [s.split(':') for s in tmp if ':' in s]
# Add key/value pairs to the details variable and return dict
details.update({key.strip(): value.strip() for (key, value) in tmp})
return details
def get_disks():
disks = []
try:
# Run script
with open(DISKPART_SCRIPT, 'w') as script:
script.write('list disk\n')
process_return = run_program('diskpart /s {script}'.format(script=DISKPART_SCRIPT))
process_return = process_return.stdout.decode().strip()
except subprocess.CalledProcessError:
pass
else:
# Append disk numbers
for tmp in re.findall(r'Disk (\d+)\s+\w+\s+(\d+\s+\w+)', process_return):
_num = tmp[0]
_size = human_readable_size(tmp[1])
disks.append({'Number': _num, 'Size': _size})
return disks
def get_partition_details(disk=None, par=None):
details = {}
# Bail early
if disk is None:
raise Exception('Disk not specified.')
if par is None:
raise Exception('Partition not specified.')
# Diskpart details
try:
# Run script
with open(DISKPART_SCRIPT, 'w') as script:
script.write('select disk {Number}\n'.format(**disk))
script.write('select partition {Number}\n'.format(**par))
script.write('detail partition\n')
process_return = run_program('diskpart /s {script}'.format(script=DISKPART_SCRIPT))
process_return = process_return.stdout.decode().strip()
except subprocess.CalledProcessError:
pass
else:
# Get volume letter or RAW status
tmp = re.search(r'Volume\s+\d+\s+(\w|RAW)\s+', process_return)
if tmp:
if tmp.group(1).upper() == 'RAW':
details['FileSystem'] = RAW
else:
details['Letter'] = tmp.group(1)
# Remove empty lines from process_return
tmp = [s.strip() for s in process_return.splitlines() if s.strip() != '']
# Remove lines without a ':' and split each remaining line at the ':' to form a key/value pair
tmp = [s.split(':') for s in tmp if ':' in s]
# Add key/value pairs to the details variable and return dict
details.update({key.strip(): value.strip() for (key, value) in tmp})
# Get MBR type / GPT GUID for extra details on "Unknown" partitions
guid = partition_uids.lookup_guid(details['Type'])
if guid is not None:
details.update({
'Description': guid.get('Description', ''),
'OS': guid.get('OS', '')})
if 'Letter' in details:
# Disk usage
tmp = shutil.disk_usage('{Letter}:\\'.format(**details))
details['Used Space'] = human_readable_size(tmp.used)
# fsutil details
try:
process_return = run_program('fsutil fsinfo volumeinfo {Letter}:'.format(**details))
process_return = process_return.stdout.decode().strip()
except subprocess.CalledProcessError:
pass
else:
# Remove empty lines from process_return
tmp = [s.strip() for s in process_return.splitlines() if s.strip() != '']
# Add "Feature" lines
details['File System Features'] = [s.strip() for s in tmp if ':' not in s]
# Remove lines without a ':' and split each remaining line at the ':' to form a key/value pair
tmp = [s.split(':') for s in tmp if ':' in s]
# Add key/value pairs to the details variable and return dict
details.update({key.strip(): value.strip() for (key, value) in tmp})
# Set Volume Name
details['Name'] = details.get('Volume Name', '')
# Set FileSystem Type
if details.get('FileSystem', '') != 'RAW':
details['FileSystem'] = details.get('File System Name', 'Unknown')
return details
def get_partitions(disk=None):
partitions = []
# Bail early
if disk is None:
raise Exception('Disk not specified.')
try:
# Run script
with open(DISKPART_SCRIPT, 'w') as script:
script.write('select disk {Number}\n'.format(**disk))
script.write('list partition\n')
process_return = run_program('diskpart /s {script}'.format(script=DISKPART_SCRIPT))
process_return = process_return.stdout.decode().strip()
except subprocess.CalledProcessError:
pass
else:
# Append partition numbers
for tmp in re.findall(r'Partition\s+(\d+)\s+\w+\s+(\d+\s+\w+)\s+', process_return, re.IGNORECASE):
_num = tmp[0]
_size = human_readable_size(tmp[1])
partitions.append({'Number': _num, 'Size': _size})
return partitions
def get_table_type(disk=None):
_type = 'Unknown'
# Bail early
if disk is None:
raise Exception('Disk not specified.')
try:
with open(DISKPART_SCRIPT, 'w') as script:
script.write('select disk {Number}\n'.format(**disk))
script.write('uniqueid disk\n')
process_return = run_program('diskpart /s {script}'.format(script=DISKPART_SCRIPT))
process_return = process_return.stdout.decode().strip()
except subprocess.CalledProcessError:
pass
else:
if re.findall(r'Disk ID: {[A-Z0-9]+-[A-Z0-9]+-[A-Z0-9]+-[A-Z0-9]+-[A-Z0-9]+}', process_return, re.IGNORECASE):
_type = 'GPT'
elif re.findall(r'Disk ID: 00000000', process_return, re.IGNORECASE):
_type = 'RAW'
elif re.findall(r'Disk ID: [A-Z0-9]+', process_return, re.IGNORECASE):
_type = 'MBR'
return _type
def get_volumes():
vols = []
try:
# Run script
with open(DISKPART_SCRIPT, 'w') as script:
script.write('list volume\n')
process_return = run_program('diskpart /s {script}'.format(script=DISKPART_SCRIPT))
process_return = process_return.stdout.decode().strip()
except subprocess.CalledProcessError:
pass
else:
# Append volume numbers
for tmp in re.findall(r'Volume (\d+)\s+([A-Za-z]?)\s+', process_return):
vols.append({'Number': tmp[0], 'Letter': tmp[1]})
return vols
def prep_disk_for_formatting(disk=None):
disk['Format Warnings'] = '\n'
width = len(str(len(disk['Partitions'])))
# Bail early
if disk is None:
raise Exception('Disk not provided.')
# Set boot method and partition table type
disk['Use GPT'] = True
if (get_boot_mode() == 'UEFI'):
if (not ask("Setup Windows to use UEFI booting?")):
disk['Use GPT'] = False
else:
if (ask("Setup Windows to use BIOS/Legacy booting?")):
disk['Use GPT'] = False
# Set Display and Warning Strings
if len(disk['Partitions']) == 0:
disk['Format Warnings'] += 'No partitions found\n'
for par in disk['Partitions']:
display = ' Partition {num:>{width}}:\t{size} {fs}'.format(
num = par['Number'],
width = width,
size = par['Size'],
fs = par['FileSystem'])
if 'Letter' not in par or REGEX_BAD_PARTITION.search(par['FileSystem']):
# Set display string using partition description & OS type
display += '\t\t{q}{name}{q}\t{desc} ({os})'.format(
display = display,
q = '"' if par['Name'] != '' else '',
name = par['Name'],
desc = par['Description'],
os = par['OS'])
else:
# List space used instead of partition description & OS type
display += ' (Used: {used})\t{q}{name}{q}'.format(
used = par['Used Space'],
q = '"' if par['Name'] != '' else '',
name = par['Name'])
# For all partitions
par['Display String'] = display
def reassign_volume_letter(letter, new_letter='I'):
if not letter:
# Ignore
return None
try:
# Run script
with open(DISKPART_SCRIPT, 'w') as script:
script.write('select volume {}\n'.format(letter))
script.write('remove noerr\n')
script.write('assign letter={}\n'.format(new_letter))
run_program('diskpart /s {script}'.format(script=DISKPART_SCRIPT))
except subprocess.CalledProcessError:
pass
else:
return new_letter
def remove_volume_letters(keep=None):
if not keep:
keep = ''
with open(DISKPART_SCRIPT, 'w') as script:
for vol in get_volumes():
if vol['Letter'].upper() != keep.upper():
script.write('select volume {Number}\n'.format(**vol))
script.write('remove noerr\n')
# Run script
try:
run_program('diskpart /s {script}'.format(script=DISKPART_SCRIPT))
except subprocess.CalledProcessError:
pass
def scan_disks():
"""Get details about the attached disks"""
disks = get_disks()
# Get disk details
for disk in disks:
# Get partition style
disk['Table'] = get_table_type(disk)
# Get disk name/model and physical details
disk.update(get_disk_details(disk))
# Get partition info for disk
disk['Partitions'] = get_partitions(disk)
for par in disk['Partitions']:
# Get partition details
par.update(get_partition_details(disk, par))
# Done
return disks
def select_disk(title='Which disk?', disks):
"""Select a disk from the attached disks"""
# Build menu
disk_options = []
for disk in disks:
display_name = '{Size}\t[{Table}] ({Type}) {Name}'.format(**disk)
pwidth=len(str(len(disk['Partitions'])))
for par in disk['Partitions']:
# Main text
p_name = 'Partition {num:>{width}}: {size} ({fs})'.format(
num = par['Number'],
width = pwidth,
size = par['Size'],
fs = par['FileSystem'])
if par['Name']:
p_name += '\t"{}"'.format(par['Name'])
# Show unsupported partition(s)
if 'Letter' not in par or REGEX_BAD_PARTITION.search(par['FileSystem']):
p_display_name = '{YELLOW}{display}{CLEAR}'.format(display=p_name, **COLORS)
display_name += '\n\t\t\t{}'.format(display_name)
if not disk['Partitions']:
display_name += '\n\t\t\t{YELLOW}No partitions found.{CLEAR}'.format(**COLORS)
disk_options.append({'Name': display_name, 'Disk': disk})
actions = [
{'Name': 'Main Menu', 'Letter': 'M'},
]
# Menu loop
selection = menu_select(
title = title,
main_entries = disk_options,
action_entries = actions)
if (selection.isnumeric()):
return disk_options[int(selection)-1]['Disk']
elif (selection == 'M'):
abort_to_main_menu()
if __name__ == '__main__':
print("This file is not meant to be called directly.")