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fa6e7a7430
If the mender utility is not installed or exits with a failure, return NULL for the artifact rather than raising an exception (and disrupting device initialization).
69 lines
2.2 KiB
Python
69 lines
2.2 KiB
Python
#
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# Copyright 2020 Ettus Research, a National Instruments Company
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#
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# SPDX-License-Identifier: GPL-3.0-or-later
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#
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"""
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Utilities for checking the filesystem status
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"""
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import hashlib
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import pathlib
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import subprocess
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import time
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def get_uhd_version(filesystem_root='/'):
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def parse_uhd_version(versionstring):
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assert(versionstring[0:4] == 'UHD ')
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array = versionstring[4:].split('-')
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assert(len(array) == 3)
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return {
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'version': array[0],
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'appendix': array[1],
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'githash': array[2],
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}
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file = pathlib.Path(filesystem_root, 'usr/bin/uhd_config_info')
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versionstring = subprocess.check_output([file, '--version']).decode('utf-8').splitlines()[0]
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return parse_uhd_version(versionstring)
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def get_mender_artifact(filesystem_root='/', parse_manually=False):
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def parse_artifact(output):
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for line in output.splitlines():
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if line.startswith('artifact_name='):
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return line[14:]
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return None
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if filesystem_root != '/':
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parse_manually = True
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if parse_manually:
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# parse mender artifact manually
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file = pathlib.Path(filesystem_root, 'etc/mender/artifact_info')
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if not file.exists():
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return None
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return parse_artifact(file.read_text())
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try:
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output = subprocess.check_output(['/usr/bin/mender', '-show-artifact']).decode('utf-8')
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return output.splitlines()[0]
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except:
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return None
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def get_fs_version(filesystem_root='/'):
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file = pathlib.Path(filesystem_root, 'etc/version')
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if not file.exists():
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return None
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return file.read_text().splitlines()[0]
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def get_opkg_status_date(date_only=False, filesystem_root='/'):
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if date_only:
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tformat = "%Y-%m-%d"
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else:
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tformat = "%Y-%m-%d %H:%M:%S"
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file = pathlib.Path(filesystem_root, 'var/lib/opkg/status')
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if not file.exists():
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return None
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return time.strftime(tformat, time.gmtime(file.stat().st_mtime))
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def get_opkg_status_md5sum(filesystem_root='/'):
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file = pathlib.Path(filesystem_root, 'var/lib/opkg/status')
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if not file.exists():
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return None
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return hashlib.md5sum(file.read_text()).hexdigest()
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