Spotter-Cluster/vmmgr
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Change LUKS password based on crypttab UUID

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Disassembler 2019-06-12 16:23:07 +02:00
parent 54d3c1d23b
commit d9334fd12b
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1 changed files with 3 additions and 1 deletions
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usr/lib/python3.6/vmmgr/vmmgr.py
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@ -86,7 +86,9 @@ class VMMgr:
def update_password(self, oldpassword, newpassword):
# Update LUKS password and adminpwd for WSGI application
pwinput = '{}\n{}'.format(oldpassword, newpassword).encode()
subprocess.run(['cryptsetup', 'luksChangeKey', '/dev/sda2'], input=pwinput, check=True)
partition_uuid = open('/etc/crypttab').read().split()[1][5:]
partition_name = subprocess.run(['/sbin/blkid', '-U', partition_uuid], check=True, stdout=subprocess.PIPE).stdout.decode().strip()
subprocess.run(['cryptsetup', 'luksChangeKey', partition_name], input=pwinput, check=True)
# Update bcrypt-hashed password in config
self.conf['host']['adminpwd'] = crypto.adminpwd_hash(newpassword)
# Save config to file