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#
# -------------------------------------------------------------------------
# Copyright (c) 2015-2018 AT&T Intellectual Property
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# -------------------------------------------------------------------------
#
import sys
from osdf.utils import cipherUtils
def main():
if len(sys.argv) != 4:
print("Invalid input - usage --> (options(encrypt/decrypt) input-value with-key)")
return
enc_dec = sys.argv[1]
valid_option_values = ['encrypt', 'decrypt']
if enc_dec not in valid_option_values:
print("Invalid input - usage --> (options(encrypt/decrypt) input-value with-key)")
print("Option value can only be one of {}".format(valid_option_values))
print("You entered '{}'".format(enc_dec))
return
input_string = sys.argv[2]
with_key = sys.argv[3]
print("You've requested '{}' to be '{}ed' using key '{}'".format(input_string, enc_dec, with_key))
print("You can always perform the reverse operation (encrypt/decrypt) using the same key"
"to be certain you get the same results back'")
util = cipherUtils.AESCipher.get_instance(with_key)
if enc_dec.lower() == 'encrypt':
result = util.encrypt(input_string)
else:
result = util.decrypt(input_string)
print("Your resultt: {}".format(result))
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