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# frozen_string_literal: true
# rubocop:todo all
require 'spec_helper'
describe 'Auto Encryption' do
require_libmongocrypt
max_server_version '4.0'
# Diagnostics of leaked background threads only, these tests do not
# actually require a clean slate. https://jira.mongodb.org/browse/RUBY-2138
clean_slate
include_context 'define shared FLE helpers'
let(:encryption_client) do
new_local_client(
SpecConfig.instance.addresses,
SpecConfig.instance.test_options.merge(
auto_encryption_options: {
kms_providers: kms_providers,
key_vault_namespace: key_vault_namespace,
# Must use local schema map because server versions older than 4.2
# do not support jsonSchema collection validator.
schema_map: { 'auto_encryption.users' => schema_map },
bypass_auto_encryption: bypass_auto_encryption,
# Spawn mongocryptd on non-default port for sharded cluster tests
extra_options: extra_options,
},
database: 'auto_encryption'
),
)
end
let(:bypass_auto_encryption) { false }
let(:client) { authorized_client.use('auto_encryption') }
let(:encrypted_ssn_binary) do
BSON::Binary.new(Base64.decode64(encrypted_ssn), :ciphertext)
end
shared_examples 'it decrypts but does not encrypt on wire version < 8' do
before do
client['users'].drop
client['users'].insert_one(ssn: encrypted_ssn_binary)
key_vault_collection.drop
key_vault_collection.insert_one(data_key)
end
it 'raises an exception when trying to encrypt' do
expect do
encryption_client['users'].find(ssn: ssn).first
end.to raise_error(Mongo::Error::CryptError, /Auto-encryption requires a minimum MongoDB version of 4.2/)
end
context 'with bypass_auto_encryption=true' do
let(:bypass_auto_encryption) { true }
it 'does not raise an exception but doesn\'t encrypt' do
document = encryption_client['users'].find(ssn: ssn).first
expect(document).to be_nil
end
it 'still decrypts' do
document = encryption_client['users'].find(ssn: encrypted_ssn_binary).first
# ssn field is still decrypted
expect(document['ssn']).to eq(ssn)
end
end
end
context 'with AWS kms provider' do
include_context 'with AWS kms_providers'
it_behaves_like 'it decrypts but does not encrypt on wire version < 8'
end
context 'with local kms provider' do
include_context 'with local kms_providers'
it_behaves_like 'it decrypts but does not encrypt on wire version < 8'
end
end
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