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# Copyright 2017 Lars Wirzenius
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# =*= License: GPL-3+ =*=
import os
import vmdb
class SetPartFlagPlugin(vmdb.Plugin):
def enable(self):
self.app.step_runners.add(SetPartFlagStepRunner())
class SetPartFlagStepRunner(vmdb.StepRunnerInterface):
def get_key_spec(self):
return {
"set_part_flag": str,
"tag": str,
"flag": str,
"state": "enabled"
}
def run(self, values, settings, state):
device = values["set_part_flag"]
tag = values["tag"]
flag = values["flag"]
flag_state = values["state"]
if flag_state == "enabled":
flag_state = "on"
elif flag_state == "disabled":
flag_state = "off"
else:
raise SetPartFlagError('state must be "enabled" or "disabled"')
tags_list = state.tags.get_tags()
try:
partition_number = tags_list.index(tag) + 1
except IndexError:
raise SetPartFlagError(f"Didn't find tag {tag} in {tags_list}")
device = os.path.realpath(device)
vmdb.runcmd([
"parted", "-s", device, "--", "set",
str(partition_number), flag, flag_state
])
class SetPartFlagError(Exception):
pass
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