| #!/bin/bash |
| # Copyright 2020 Google LLC |
| # |
| # 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. |
| ################################################################################ |
| |
| set -euo pipefail |
| |
| ############################################################################# |
| # Tests for streaming_aead python example. |
| ############################################################################# |
| |
| |
| CLI="$1" |
| KEYSET_FILE="$2" |
| |
| INPUT_FILE="${TEST_TMPDIR}/example_data.txt" |
| |
| echo "This is some message to be encrypted." > "${INPUT_FILE}" |
| |
| ############################################################################# |
| |
| # A helper function for getting the return code of a command that may fail |
| # Temporarily disables error safety and stores return value in $TEST_STATUS |
| # Usage: |
| # % test_command somecommand some args |
| # % echo $TEST_STATUS |
| test_command() { |
| set +e |
| "$@" |
| TEST_STATUS=$? |
| set -e |
| } |
| |
| print_test() { |
| echo "+++ Starting test $1..." |
| } |
| |
| ############################################################################# |
| |
| print_test "test_encrypt_decrypt" |
| |
| # Run verification |
| test_command ${CLI} --mode=encrypt \ |
| --keyset_path="${KEYSET_FILE}" \ |
| --input_path="${INPUT_FILE}" \ |
| --output_path="${INPUT_FILE}.ciphertext" |
| |
| if (( TEST_STATUS == 0 )); then |
| echo "+++ Encryption successful." |
| else |
| echo "--- Encryption failed." |
| exit 1 |
| fi |
| |
| test_command ${CLI} --mode=decrypt \ |
| --keyset_path="${KEYSET_FILE}" \ |
| --input_path="${INPUT_FILE}.ciphertext" \ |
| --output_path="${INPUT_FILE}.plaintext" |
| |
| if (( TEST_STATUS == 0 )); then |
| echo "+++ Decryption successful." |
| else |
| echo "--- Decryption failed." |
| exit 1 |
| fi |
| |
| cmp --silent "${INPUT_FILE}" "${INPUT_FILE}.plaintext" |
| |
| ############################################################################# |
| |
| print_test "test_encrypt_decrypt_with_ad" |
| |
| # Run verification |
| HEADER_INFORMATION="header information" |
| test_command ${CLI} --mode=encrypt \ |
| --associated_data="${HEADER_INFORMATION}" \ |
| --keyset_path="${KEYSET_FILE}" \ |
| --input_path="${INPUT_FILE}" \ |
| --output_path="${INPUT_FILE}.ciphertext" |
| |
| if (( TEST_STATUS == 0 )); then |
| echo "+++ Encryption successful." |
| else |
| echo "--- Encryption failed." |
| exit 1 |
| fi |
| |
| test_command ${CLI} --mode=decrypt \ |
| --associated_data="${HEADER_INFORMATION}" \ |
| --keyset_path="${KEYSET_FILE}" \ |
| --input_path="${INPUT_FILE}.ciphertext" \ |
| --output_path="${INPUT_FILE}.plaintext" |
| |
| if (( TEST_STATUS == 0 )); then |
| echo "+++ Decryption successful." |
| else |
| echo "--- Decryption failed." |
| exit 1 |
| fi |
| |
| cmp --silent "${INPUT_FILE}" "${INPUT_FILE}.plaintext" |
| |
| ############################################################################# |
| |
| print_test "test_modified_ciphertext" |
| |
| # Run verification |
| test_command ${CLI} --mode=encrypt \ |
| --keyset_path="${KEYSET_FILE}" \ |
| --input_path="${INPUT_FILE}" \ |
| --output_path="${INPUT_FILE}.ciphertext" |
| |
| if (( TEST_STATUS == 0 )); then |
| echo "+++ Encryption successful." |
| else |
| echo "--- Encryption failed." |
| exit 1 |
| fi |
| |
| # Modify ciphertext so it becomes invalid |
| echo "modification" >> "${INPUT_FILE}.ciphertext" |
| |
| test_command ${CLI} --mode=decrypt \ |
| --keyset_path="${KEYSET_FILE}" \ |
| --input_path="${INPUT_FILE}.ciphertext" \ |
| --output_path="${INPUT_FILE}.plaintext" |
| |
| if (( TEST_STATUS == 1 )); then |
| echo "+++ Decryption failed as expected." |
| else |
| echo "--- Decryption successful but expected to fail." |
| exit 1 |
| fi |