| # Copyright (C) 2016 The Android Open Source Project |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| class Bootctl(object): |
| def __init__(self, device): |
| self.device = device |
| self.base = ["bootctl"] |
| |
| def _exec(self, cmd): |
| return self.device.shell_nocheck(self.base + [cmd]) |
| |
| def get_number_slots(self): |
| """returns number of slots""" |
| |
| return int(self._exec("get-number-slots")[1]) |
| |
| def get_current_slot(self): |
| """returns current slot number""" |
| |
| return int(self._exec("get-current-slot")[1]) |
| |
| def mark_boot_successful(self): |
| """returns true on success, false on failure""" |
| |
| return self._exec("mark-boot-successful")[0] == 0 |
| |
| def set_active_boot_slot(self, slot): |
| """returns true on success, false on failure""" |
| |
| return self._exec("set-active-boot-slot " + str(slot))[0] == 0 |
| |
| def set_slot_as_unbootable_slot(self, slot): |
| """returns true on success, false on failure""" |
| |
| return self._exec("set-slot-as-unbootable " + str(slot))[0] == 0 |
| |
| def is_slot_bootable(self, slot): |
| """Returns true if slot is bootable""" |
| |
| return self._exec("is-slot-bootable " + str(slot))[0] == 0 |
| |
| def is_slot_marked_successful(self, slot): |
| """returns true on success, false on failure""" |
| |
| return self._exec("is-slot-marked-successful " + str(slot))[0] == 0 |
| |
| def get_suffix(self, slot): |
| """returns suffix string for specified slot number""" |
| |
| return self._exec("get-suffix " + str(slot))[1].strip() |
