mirror of
https://github.com/hyperknot/openfreemap.git
synced 2026-05-21 22:12:15 +00:00
63 lines
1.9 KiB
Python
63 lines
1.9 KiB
Python
import subprocess
|
|
from pathlib import Path
|
|
|
|
from http_host_lib.config import config
|
|
|
|
|
|
def create_fstab():
|
|
fstab_new = []
|
|
|
|
for area in ['planet', 'monaco']:
|
|
area_dir = (config.runs_dir / area).resolve()
|
|
if not area_dir.exists():
|
|
continue
|
|
|
|
versions = sorted(area_dir.iterdir())
|
|
for version in versions:
|
|
version_str = version.name
|
|
btrfs_file = area_dir / version_str / 'tiles.btrfs'
|
|
if not btrfs_file.is_file():
|
|
continue
|
|
|
|
mnt_folder = config.mnt_dir / f'{area}-{version_str}'
|
|
mnt_folder.mkdir(exist_ok=True, parents=True)
|
|
|
|
fstab_new.append(f'{btrfs_file} {mnt_folder} btrfs loop,ro 0 0\n')
|
|
print(f' created fstab entry for {btrfs_file} -> {mnt_folder}')
|
|
|
|
with open('/etc/fstab') as fp:
|
|
fstab_orig = [l for l in fp.readlines() if f'{config.mnt_dir}/' not in l]
|
|
|
|
with open('/etc/fstab', 'w') as fp:
|
|
fp.writelines(fstab_orig + fstab_new)
|
|
|
|
|
|
def clean_up_mounts(mnt_dir):
|
|
if not mnt_dir.exists():
|
|
return
|
|
|
|
print(' cleaning up mounts')
|
|
|
|
# handle deleted files
|
|
p = subprocess.run(['mount'], capture_output=True, text=True, check=True)
|
|
lines = [l for l in p.stdout.splitlines() if f'{mnt_dir}/' in l and '(deleted)' in l]
|
|
|
|
for l in lines:
|
|
mnt_path = Path(l.split('(deleted) on ')[1].split(' type btrfs')[0])
|
|
print(f' removing deleted mount {mnt_path}')
|
|
assert mnt_path.exists()
|
|
subprocess.run(['umount', mnt_path], check=True)
|
|
mnt_path.rmdir()
|
|
|
|
# clean all mounts not in current fstab
|
|
with open('/etc/fstab') as fp:
|
|
fstab_str = fp.read()
|
|
|
|
for subdir in mnt_dir.iterdir():
|
|
if f'{subdir} ' in fstab_str:
|
|
continue
|
|
|
|
print(f' removing old mount {subdir}')
|
|
subprocess.run(['umount', subdir], check=True)
|
|
subdir.rmdir()
|