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Don't crash when ZFS version info is unavailable

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Catch the FileNotFoundError and stub the zfs version for the
script to not crash.
This commit is contained in:
Alex Boag-Munroe 2019-09-26 23:22:25 +01:00
parent 3a2fcb1abf
commit fd990eb4fd
1 changed files with 7 additions and 2 deletions
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9
bumblebee/modules/zpool.py
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@ -65,8 +65,13 @@ class Module(bumblebee.engine.Module):
def _update_widgets(self, widgets):
# zpool list -H: List all zpools, use script mode (no headers and tabs as separators).
with open('/sys/module/zfs/version', 'r') as zfs_mod_version:
zfs_version = zfs_mod_version.readline().rstrip().split('-')[0]
try:
with open('/sys/module/zfs/version', 'r') as zfs_mod_version:
zfs_version = zfs_mod_version.readline().rstrip().split('-')[0]
except FileNotFoundError:
# ZFS isn't installed or the module isn't loaded, stub the version
zfs_version = "0.0.0"
raw_zpools = execute(('sudo ' if self._usesudo else '') + 'zpool list -H').split('\n')
for widget in widgets: