#!/usr/bin/env python
#
# Public Domain 2014-present MongoDB, Inc.
# Public Domain 2008-2014 WiredTiger, Inc.
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# test_encrypt07.py
#   Salvage encrypted databases
#

import os, run, string, codecs
import wiredtiger, wttest
import test_salvage

# Run the regular salvage test, but with encryption on
class test_encrypt07(test_salvage.test_salvage):

    uri='table:test_encrypt07'
    sys_encrypt='rotn'
    sys_encrypt_args=',keyid=13'      # This is rot13

    nrecords = 5000
    bigvalue = "abcdefghij" * 1007    # len(bigvalue) = 10070

    def conn_extensions(self, extlist):
        # Load the compression extension, skip the test if missing
        extlist.skip_if_missing = True
        extlist.extension('encryptors', self.sys_encrypt)

    def conn_config(self):
        return 'encryption=(name={0}{1}),'.format(
            self.sys_encrypt, self.sys_encrypt_args)

    def rot13(self, s):
        return codecs.encode(s, 'rot_13')

    # overrides test_salvage.damage.
    # When we're looking in the file for our 'unique' set of bytes,
    # (to find a physical spot to damage) we'll need to search for
    # the rot13 encrypted string.
    def damage(self, tablename):
        self.damage_inner(tablename, self.rot13(self.unique).encode())

if __name__ == '__main__':
    wttest.run()