Function ParseConnectionStatusSpec

pg_documentdb/src/commands/users.c:1214–1290

* ParseConnectionStatusSpec parses the connectionStatus command parameters * validates the parameters and returns the boolean flag of whether to show privileges. */

 * validates the parameters and returns the boolean flag of whether to show privileges.
 */
static bool
ParseConnectionStatusSpec(pgbson *connectionStatusSpec)
{
	bson_iter_t connectionIter;
	PgbsonInitIterator(connectionStatusSpec, &connectionIter);

	bool showPrivileges = false;
	bool connectionStatusFound = false;
	bool dbFound = false;
	while (bson_iter_next(&connectionIter))
	{
		const char *key = bson_iter_key(&connectionIter);

		if (strcmp(key, "connectionStatus") == 0)
		{
			if (bson_iter_type(&connectionIter) == BSON_TYPE_INT64)
			{
				if (bson_iter_as_int64(&connectionIter) != 1)
				{
					elog(DEBUG1,
						 "The 'connectionStatus' field contains an integer not equal to 1, got %ld",
						 bson_iter_as_int64(&connectionIter));
				}
			}
			else
			{
				elog(DEBUG1,
					 "The 'connectionStatus' field contains a non-integer value, got %s",
					 BsonIterTypeName(&connectionIter));
			}

			/* We accept all values and types */
			connectionStatusFound = true;
		}
		else if (strcmp(key, "showPrivileges") == 0)
		{
			if (BSON_ITER_HOLDS_BOOL(&connectionIter))
			{
				showPrivileges = bson_iter_as_bool(&connectionIter);
			}
			else
			{
				ereport(ERROR, (errcode(ERRCODE_DOCUMENTDB_BADVALUE),
								errmsg("'showPrivileges' must be a boolean value")));
			}
		}
		else if (strcmp(key, "$db") == 0 && EnableUsersAdminDBCheck)
		{
			EnsureTopLevelFieldType(key, &connectionIter, BSON_TYPE_UTF8);

			dbFound = true;
		}
		else if (IsCommonSpecIgnoredField(key))
		{
			continue;
		}
		else
		{