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/*
* Copyright 2019-present MongoDB, Inc.
*
* 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.
*/
/* For each field, check a valid value, invalid value, missing value */
#include "bson/bson.h"
#include "test-mongocrypt.h"
/* Create a basis key document, but exclude some fields. */
static void _recreate_excluding(_mongocrypt_tester_t *tester, bson_t *out, va_list args) {
bson_t tmp;
BSON_ASSERT(_mongocrypt_binary_to_bson(TEST_FILE("./test/data/key-document-full.json"), &tmp));
/* copy to out */
bson_destroy(out);
bson_init(out);
bson_copy_to_excluding_noinit_va(&tmp, out, "", args);
}
static void _recreate_and_reset(_mongocrypt_tester_t *tester, bson_t *key_bson, mongocrypt_status_t *status, ...) {
va_list args;
va_start(args, status);
_recreate_excluding(tester, key_bson, args);
va_end(args);
_mongocrypt_status_reset(status);
}
static void _parse_ok(bson_t *key_bson, mongocrypt_status_t *status) {
_mongocrypt_key_doc_t *key_doc = _mongocrypt_key_new();
ASSERT_OK_STATUS(_mongocrypt_key_parse_owned(key_bson, key_doc, status), status);
_mongocrypt_key_destroy(key_doc);
}
static void _parse_fails(bson_t *key_bson, mongocrypt_status_t *status, const char *msg) {
_mongocrypt_key_doc_t *key_doc = _mongocrypt_key_new();
ASSERT_FAILS_STATUS(_mongocrypt_key_parse_owned(key_bson, key_doc, status), status, msg);
_mongocrypt_key_destroy(key_doc);
}
static void test_mongocrypt_key_parsing(_mongocrypt_tester_t *tester) {
bson_t key_bson = BSON_INITIALIZER;
mongocrypt_status_t *status;
mongocrypt_binary_t *uuid;
uuid = TEST_BIN(16);
status = mongocrypt_status_new();
/* successful case. */
_recreate_and_reset(tester, &key_bson, status, NULL);
_parse_ok(&key_bson, status);
/* unrecognized fields */
_recreate_and_reset(tester, &key_bson, status, NULL);
BSON_APPEND_INT32(&key_bson, "invalid", 123);
_parse_fails(&key_bson, status, "unrecognized field 'invalid'");
/* malformed BSON */
_recreate_and_reset(tester, &key_bson, status, NULL);
/* mess with the length to corrupt the BSON. */
((uint8_t *)bson_get_data(&key_bson))[4] = 0xFF;
_parse_fails(&key_bson, status, "invalid BSON");
/* _id: missing. */
_recreate_and_reset(tester, &key_bson, status, "_id", NULL);
_parse_fails(&key_bson, status, "invalid key, no '_id'");
/* _id: wrong type. */
_recreate_and_reset(tester, &key_bson, status, "_id", NULL);
BSON_APPEND_INT32(&key_bson, "_id", 123);
_parse_fails(&key_bson, status, "invalid key, '_id' is not a UUID");
/* _id: invalid binary subtype. */
_recreate_and_reset(tester, &key_bson, status, "_id", NULL);
BSON_APPEND_BINARY(&key_bson, "_id", BSON_SUBTYPE_BINARY, uuid->data, uuid->len);
_parse_fails(&key_bson, status, "invalid key, '_id' is not a UUID");
/* _id: invalid UUID length. */
_recreate_and_reset(tester, &key_bson, status, "_id", NULL);
BSON_APPEND_BINARY(&key_bson, "_id", BSON_SUBTYPE_UUID, uuid->data, 5);
_parse_fails(&key_bson, status, "invalid key, '_id' is not a UUID");
/* version: missing (ok) */
_recreate_and_reset(tester, &key_bson, status, "version", NULL);
_parse_ok(&key_bson, status);
/* version: wrong type */
_recreate_and_reset(tester, &key_bson, status, "version", NULL);
BSON_APPEND_UTF8(&key_bson, "version", "abc");
_parse_fails(&key_bson, status, "invalid 'version'");
/* version: > 0 */
_recreate_and_reset(tester, &key_bson, status, "version", NULL);
BSON_APPEND_INT32(&key_bson, "version", 1);
_parse_fails(&key_bson, status, "unsupported key document version");
/* keyMaterial: missing. */
_recreate_and_reset(tester, &key_bson, status, "keyMaterial", NULL);
_parse_fails(&key_bson, status, "invalid key, no 'keyMaterial'");
/* keyMaterial: wrong type. */
_recreate_and_reset(tester, &key_bson, status, "keyMaterial", NULL);
BSON_APPEND_INT32(&key_bson, "keyMaterial", 1);
_parse_fails(&key_bson, status, "invalid 'keyMaterial', expected binary");
/* keyMaterial: wrong subtype. */
_recreate_and_reset(tester, &key_bson, status, "keyMaterial", NULL);
BSON_APPEND_BINARY(&key_bson, "keyMaterial", BSON_SUBTYPE_UUID, uuid->data, uuid->len);
_parse_fails(&key_bson, status, "invalid 'keyMaterial', expected subtype 0");
/* masterKey: missing. */
_recreate_and_reset(tester, &key_bson, status, "masterKey", NULL);
_parse_fails(&key_bson, status, "invalid key, no 'masterKey'");
/* masterKey: missing provider. */
_recreate_and_reset(tester, &key_bson, status, "masterKey", NULL);
bson_concat(&key_bson, TMP_BSON("{'masterKey': { }}"));
_parse_fails(&key_bson, status, "expected UTF-8 provider");
/* masterKey: wrong provider. */
_recreate_and_reset(tester, &key_bson, status, "masterKey", NULL);
bson_concat(&key_bson, TMP_BSON("{'masterKey': { 'provider': 'bad' }}"));
_parse_fails(&key_bson, status, "unrecognized KMS provider");
/* masterKey: provider=aws, missing key */
_recreate_and_reset(tester, &key_bson, status, "masterKey", NULL);
bson_concat(&key_bson, TMP_BSON("{'masterKey': { 'provider': 'aws', 'region': 'us-east-1' }}"));
_parse_fails(&key_bson, status, "expected UTF-8 key");
/* masterKey: provider=aws, missing region */
_recreate_and_reset(tester, &key_bson, status, "masterKey", NULL);
bson_concat(&key_bson, TMP_BSON("{'masterKey': { 'provider': 'aws', 'key': 'cmk-string' }}"));
_parse_fails(&key_bson, status, "expected UTF-8 region");
/* masterKey: provider=aws, bad region */
_recreate_and_reset(tester, &key_bson, status, "masterKey", NULL);
bson_concat(&key_bson,
TMP_BSON("{'masterKey': { 'provider': 'aws', "
"'key': 'cmk-string', 'region': 1 }}"));
_parse_fails(&key_bson, status, "expected UTF-8 region");
/* creationDate: missing */
_recreate_and_reset(tester, &key_bson, status, "creationDate", NULL);
_parse_fails(&key_bson, status, "invalid key, no 'creationDate'");
/* creationDate: wrong type */
_recreate_and_reset(tester, &key_bson, status, "creationDate", NULL);
BSON_APPEND_UTF8(&key_bson, "creationDate", "abc");
_parse_fails(&key_bson, status, "invalid 'creationDate', expect datetime");
/* updateDate: missing */
_recreate_and_reset(tester, &key_bson, status, "updateDate", NULL);
_parse_fails(&key_bson, status, "invalid key, no 'updateDate'");
/* updateDate: wrong type */
_recreate_and_reset(tester, &key_bson, status, "updateDate", NULL);
BSON_APPEND_UTF8(&key_bson, "updateDate", "abc");
_parse_fails(&key_bson, status, "invalid 'updateDate', expect datetime");
/* status: missing */
_recreate_and_reset(tester, &key_bson, status, "status", NULL);
_parse_fails(&key_bson, status, "invalid key, no 'status'");
/* masterKey: azure */
_recreate_and_reset(tester, &key_bson, status, "masterKey", NULL);
bson_concat(&key_bson,
TMP_BSON("{'masterKey': { 'provider': 'azure', 'keyVaultEndpoint': "
"'abc.example.com', 'keyName': 'test', 'keyVersion': 'abc' }}"));
_parse_ok(&key_bson, status);
/* masterKey: gcp */
_recreate_and_reset(tester, &key_bson, status, "masterKey", NULL);
bson_concat(&key_bson,
TMP_BSON("{'masterKey': { 'provider': 'gcp', 'endpoint': "
"'abc.example.com', 'projectId': 'project', 'location': "
"'global', 'keyRing': 'ring', 'keyName': 'name' }}"));
_parse_ok(&key_bson, status);
mongocrypt_status_destroy(status);
bson_destroy(&key_bson);
}
static void test_mongocrypt_key_alt_name_from_iter(_mongocrypt_tester_t *tester) {
mongocrypt_status_t *status;
bson_iter_t iter;
bson_t *test;
_mongocrypt_key_alt_name_t *key_alt_names;
status = mongocrypt_status_new();
/* Empty alt names */
test = TMP_BSON("{'test': []}");
bson_iter_init_find(&iter, test, "test");
ASSERT_OK_STATUS(_mongocrypt_key_alt_name_from_iter(&iter, &key_alt_names, status), status);
BSON_ASSERT(NULL == key_alt_names);
/* One alt name */
test = TMP_BSON("{'test': ['a']}");
bson_iter_init_find(&iter, test, "test");
ASSERT_OK_STATUS(_mongocrypt_key_alt_name_from_iter(&iter, &key_alt_names, status), status);
BSON_ASSERT(0 == strcmp("a", _mongocrypt_key_alt_name_get_string(key_alt_names)));
BSON_ASSERT(NULL == key_alt_names->next);
_mongocrypt_key_alt_name_destroy_all(key_alt_names);
/* Two alt names */
test = TMP_BSON("{'test': ['a', 'b']}");
bson_iter_init_find(&iter, test, "test");
ASSERT_OK_STATUS(_mongocrypt_key_alt_name_from_iter(&iter, &key_alt_names, status), status);
BSON_ASSERT(0 == strcmp("b", _mongocrypt_key_alt_name_get_string(key_alt_names)));
BSON_ASSERT(0 == strcmp("a", _mongocrypt_key_alt_name_get_string(key_alt_names->next)));
BSON_ASSERT(NULL == key_alt_names->next->next);
_mongocrypt_key_alt_name_destroy_all(key_alt_names);
/* Invalid alt names */
test = TMP_BSON("{'test': ['a', 1]}");
bson_iter_init_find(&iter, test, "test");
ASSERT_FAILS_STATUS(_mongocrypt_key_alt_name_from_iter(&iter, &key_alt_names, status),
status,
"unexpected non-UTF8");
/* Duplicate alt names */
test = TMP_BSON("{'test': ['b', 'a', 'c', 'a']}");
bson_iter_init_find(&iter, test, "test");
ASSERT_FAILS_STATUS(_mongocrypt_key_alt_name_from_iter(&iter, &key_alt_names, status), status, "duplicate");
mongocrypt_status_destroy(status);
}
void _mongocrypt_tester_install_key(_mongocrypt_tester_t *tester) {
INSTALL_TEST(test_mongocrypt_key_parsing);
INSTALL_TEST(test_mongocrypt_key_alt_name_from_iter);
}
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