| #!/bin/bash |
| # Copyright 2021 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 envelope encryption AEAD example. |
| |
| CLI="$1" |
| KEY_URI="$2" |
| CRED_FILE="$3" |
| PROJECT_ID="$4" |
| GCS_BUCKET="$5" |
| |
| DATA_FILE="$TEST_TMPDIR/example_data.txt" |
| |
| echo "This is some plaintext to be encrypted." > ${DATA_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 |
| } |
| |
| ############################################################################# |
| #### Test initialization and encryption |
| test_name="encrypt" |
| echo "+++ Starting test $test_name..." |
| |
| # ##### Run encryption |
| test_command ${CLI} encrypt ${KEY_URI} ${CRED_FILE} ${PROJECT_ID} \ |
| ${DATA_FILE} "${GCS_BUCKET}/example_data.txt.encrypted" |
| |
| if [[ ${TEST_STATUS} -eq 0 ]]; then |
| echo "+++ Success: file was encrypted." |
| else |
| echo "--- Failure: could not encrypt file." |
| exit 1 |
| fi |
| |
| ############################################################################# |
| #### Test if decryption succeeds and returns original file |
| test_name="decrypt" |
| echo "+++ Starting test $test_name..." |
| |
| ##### Run decryption |
| test_command ${CLI} decrypt ${KEY_URI} ${CRED_FILE} ${PROJECT_ID} \ |
| "${GCS_BUCKET}/example_data.txt.encrypted" "${DATA_FILE}.decrypted" |
| |
| if [[ ${TEST_STATUS} -eq 0 ]]; then |
| echo "+++ Success: file was successfully decrypted." |
| else |
| echo "--- Failure: could not decrypt file." |
| exit 1 |
| fi |
| |
| if cmp -s ${DATA_FILE} "${DATA_FILE}.decrypted"; then |
| echo "+++ Success: file content is the same after decryption." |
| else |
| echo "--- Failure: file content is not the same after decryption." |
| exit 1 |
| fi |