def umount_storage(name):
if ".." in name or "/" in name:
return error("invalid name")
mount_target = f"/media/{name}"
if mount_target not in partitions.mounted:
return error("not mounted")
if partitions.umount_partition(mount_target):
return success("Unmounting successful")
else:
return error("Failed unmount, check logs...")
def restore_start():
src_path = request.form.get("src_path")
if not backup_restore.check_backup(src_path):
msg = "Invalid backup, cannot restore"
log.error(msg)
return error(msg)
log.info(f"Initiating restore from: {src_path}")
job_kwargs = {"tar_path": src_path, "mode": "restore"}
job_queue.put(("BackupRestore", job_kwargs))
return success("restore started")
def mount_storage(device, name=None):
devs = partitions.block_devices
mounted = partitions.mounted
found = False
for dev in devs.values():
for part in dev["parts"].values():
if part["name"] == device:
found = True
if part["mounted"]:
return error("device already mounted")
if part["special"]:
return error("cannot mount special device")
if not found:
return error("Could not find device!")
if name is None:
for idx in range(1, 11):
_name = f"extra-{idx}"
mount_target = f"/media/{_name}"
if mount_target not in mounted:
name = _name
break
if name is None:
return error("cannot determine mount target, too many mounts?")
if ".." in device or "/" in device:
return error("invalid device")
if ".." in name or "/" in name:
return error("invalid name")
mount_target = f"/media/{name}"
mount_device = f"/dev/{device}"
if not os.path.exists(mount_target):
os.makedirs(mount_target)
if partitions.mount_partition(mount_device, mount_target):
return success("Mounting successful")
else:
return error("Failed mounting, check logs...")
def backup_start():
tar_path = request.form.get("tar_path")
found = False
for dev in partitions.backup_devices:
if tar_path.startswith(dev["path"]):
found = dev
break
if not found:
msg = "Invalid backup location provided"
log.error(msg)
return error(msg)
log.info(
f"Initiating backup onto: {dev['friendly_name']} @ {dev['path']} with target: {tar_path}"
)
job_kwargs = {"tar_path": tar_path, "mode": "backup"}
job_queue.put(("BackupRestore", job_kwargs))
return success("backup started")
def show_log(num_lines=50):
ret = tail(LOG_FILENAME, num_lines)
return error(f"could not read log: {LOG_FILENAME}") if ret is None \
else success(data=ret[:-1])
def service_operation(name, operation):
if not services.check(name, operation):
return error("not allowed")
dct = services.exec(name, operation)
return success(data=dct)
def poweroff():
log.info("POWER-OFF - by /poweroff request")
cr = CommandRunner("poweroff")
if cr.returncode != 0:
return error("failed executing: 'poweroff'")
return success(data={})
def reboot():
log.info("REBOOTING NOW - by /reboot request")
cr = CommandRunner("reboot")
if cr.returncode != 0:
return error("failed executing: 'reboot'")
return success(data={})
