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Start fixup, first up is the fstab

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Provide an fstab consistent
with redhat strategy, but with
the new uuids from imaging.
This commit is contained in:
Jarrod Johnson 2021-07-16 17:02:53 -04:00
parent 88d49c9f40
commit bda51d2106
1 changed files with 25 additions and 0 deletions
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25
confluent_osdeploy/el8-diskless/profiles/default/scripts/image2disk.py
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@ -51,9 +51,34 @@ class PartedRunner():
return subprocess.check_output(command).decode('utf8')
def fixup(rootdir, vols):
devbymount = {}
for vol in vols:
devbymount[vol['mount']] = vol['targetdisk']
fstabfile = os.path.join(rootdir, 'etc/fstab')
with open(fstabfile) as tfile:
fstab = tfile.read().split('\n')
while not fstab[0]:
fstab = fstab[1:]
with open(fstabfile, 'w') as tfile:
for tab in fstab:
entry = tab.split()
if tab.startswith('#ORIGFSTAB#'):
if entry[1] in devbymount:
targetdev = devbymount[entry[1]]
if targetdev.startswith('/dev/localstorage/'):
entry[0] = targetdev
else:
uuid = subprocess.check_output(['blkid', '-s', 'UUID', '-o', 'value', targetdev]).decode('utf8')
uuid = uuid.strip()
entry[0] = 'UUID={}'.format(uuid)
elif entry[2] == 'swap':
entry[0] = '/dev/mapper/localstorage-swap'
entry[0] = entry[0].ljust(42)
entry[1] = entry[1].ljust(16)
entry[3] = entry[3].ljust(28)
tab = '\t'.join(entry)
tfile.write(tab + '\n')
def had_swap():
with open('/etc/fstab') as tabfile: