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