75 lines
2.2 KiB
JavaScript
Executable File
75 lines
2.2 KiB
JavaScript
Executable File
// SPDX-License-Identifier: LGPL-2.1-or-later
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// Copyright (c) 2015-2024 MariaDB Corporation Ab
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// noinspection JSBitwiseOperatorUsage
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'use strict';
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const Capabilities = require('../../const/capabilities');
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/**
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* Initialize client capabilities according to options and server capabilities
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*
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* @param opts options
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* @param info information
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*/
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module.exports.init = function (opts, info) {
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let capabilities =
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Capabilities.IGNORE_SPACE |
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Capabilities.PROTOCOL_41 |
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Capabilities.TRANSACTIONS |
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Capabilities.SECURE_CONNECTION |
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Capabilities.MULTI_RESULTS |
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Capabilities.PS_MULTI_RESULTS |
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Capabilities.SESSION_TRACK |
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Capabilities.CONNECT_ATTRS |
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Capabilities.PLUGIN_AUTH_LENENC_CLIENT_DATA |
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Capabilities.MARIADB_CLIENT_EXTENDED_TYPE_INFO |
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Capabilities.PLUGIN_AUTH;
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if (opts.foundRows) {
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capabilities |= Capabilities.FOUND_ROWS;
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}
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if (opts.permitLocalInfile) {
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capabilities |= Capabilities.LOCAL_FILES;
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}
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if (opts.multipleStatements) {
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capabilities |= Capabilities.MULTI_STATEMENTS;
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}
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info.eofDeprecated = !opts.keepEof && (info.serverCapabilities & Capabilities.DEPRECATE_EOF) > 0;
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if (info.eofDeprecated) {
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capabilities |= Capabilities.DEPRECATE_EOF;
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}
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if (opts.database && info.serverCapabilities & Capabilities.CONNECT_WITH_DB) {
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capabilities |= Capabilities.CONNECT_WITH_DB;
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}
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info.serverPermitSkipMeta = (info.serverCapabilities & Capabilities.MARIADB_CLIENT_CACHE_METADATA) > 0;
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if (info.serverPermitSkipMeta) {
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capabilities |= Capabilities.MARIADB_CLIENT_CACHE_METADATA;
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}
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// use compression only if requested by client and supported by server
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if (opts.compress) {
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if (info.serverCapabilities & Capabilities.COMPRESS) {
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capabilities |= Capabilities.COMPRESS;
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} else {
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opts.compress = false;
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}
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}
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if (opts.bulk && info.serverCapabilities & Capabilities.MARIADB_CLIENT_STMT_BULK_OPERATIONS) {
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capabilities |= Capabilities.MARIADB_CLIENT_STMT_BULK_OPERATIONS;
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}
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if (opts.permitConnectionWhenExpired) {
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capabilities |= Capabilities.CAN_HANDLE_EXPIRED_PASSWORDS;
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}
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info.clientCapabilities = capabilities & info.serverCapabilities;
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};
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