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Add ability to skip key backup and interactive password

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Backups should carefully protect keys.json, but that's only feasible
interactively.  However keys don't change, so have a way to combine
protected keys.json with password with relatively safe non-interactive
incremental backups.
This commit is contained in:
Jarrod Johnson 2018-06-13 16:22:40 -04:00
parent 8cea5a4fed
commit 0507e89da8
1 changed files with 25 additions and 3 deletions
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28
confluent_server/bin/confluentdbutil
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@ -16,6 +16,7 @@
# limitations under the License.
import getpass
import optparse
import sys
import os
@ -32,6 +33,8 @@ argparser = optparse.OptionParser(
usage="Usage: %prog [options] [dump|restore] [path]")
argparser.add_option('-p', '--password',
help='Password to use to protect/unlock a protected dump')
argparser.add_option('-i', '--interactivepassword', help='Prompt for password',
action='store_true')
argparser.add_option('-r', '--redact', action='store_true',
help='Redact potentially sensitive data rather than store')
argparser.add_option('-u', '--unprotected', action='store_true',
@ -39,6 +42,14 @@ argparser.add_option('-u', '--unprotected', action='store_true',
' the key information. Fields will be encrypted, '
'but keys.json will contain unencrypted decryption'
' keys that may be used to read the dump')
argparser.add_option('-s', '--skipkeys', action='store_true',
help='This specifies to dump the encrypted data without '
'dumping the keys needed to decrypt it. This is '
'suitable for an automated incremental backup, '
'where an earlier password protected dump has a '
'protected keys.json file, and only the protected '
'data is needed. keys do not change and as such '
'they do not require incremental backup')
(options, args) = argparser.parse_args()
if len(args) != 2 or args[0] not in ('dump', 'restore'):
argparser.print_help()
@ -57,15 +68,26 @@ if args[0] == 'restore':
print(str(e))
sys.exit(1)
elif args[0] == 'dump':
if options.password is None and not (options.unprotected or options.redact):
password = options.password
if not password and options.interactivepassword:
passcfm = None
while passcfm is None or password != passcfm:
password = getpass.getpass(
'Enter password to protect the backup: ')
passcfm = getpass.getpass('Confirm password to protect the backup: ')
if password is None and not (options.unprotected or options.redact
or options.skipkeys):
print("Must indicate a password to protect or -u to opt opt of "
"secure value protection or -r to skip all protected data")
"secure value protection or -r to redact sensitive information, "
"or -s to do encrypted backup that requires keys.json from "
"another backup to restore.")
sys.exit(1)
os.umask(077)
main._initsecurity(conf.get_config())
if not os.path.exists(dumpdir):
os.makedirs(dumpdir)
cfm.dump_db_to_directory(dumpdir, options.password, options.redact)
cfm.dump_db_to_directory(dumpdir, options.password, options.redact,
options.skipkeys)