WIP

2026-04-18 03:16:01 +00:00 · 2025-01-23 15:46:15 +01:00
parent 645a1d35e8
commit bcf89b1f09
33 changed files with 832 additions and 87 deletions
--- a/plugins/dbgate-plugin-cassandra/README.md
+++ b/plugins/dbgate-plugin-cassandra/README.md
@@ -0,0 +1,6 @@
+[![styled with prettier](https://img.shields.io/badge/styled_with-prettier-ff69b4.svg)](https://github.com/prettier/prettier)
+[![NPM version](https://img.shields.io/npm/v/dbgate-plugin-cassandra.svg)](https://www.npmjs.com/package/dbgate-plugin-cassandra)
+
+# dbgate-plugin-cassandra
+
+Use DbGate for install of this plugin
--- a/plugins/dbgate-plugin-cassandra/icon.svg
+++ b/plugins/dbgate-plugin-cassandra/icon.svg
@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+<!-- Generator: Adobe Illustrator 19.0.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<svg version="1.1" id="Capa_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 viewBox="0 0 384 384" style="enable-background:new 0 0 384 384;" xml:space="preserve">
+<polygon style="fill:#EFEEEE;" points="64,0 64,384 288,384 384,288 384,0 "/>
+<polygon style="fill:#ABABAB;" points="288,288 288,384 384,288 "/>
+<polygon style="fill:#DEDEDD;" points="192,384 288,384 288,288 "/>
+<path style="fill:#448E47;" d="M0,96v112h256V96L0,96L0,96z"/>
+<g>
+	<path style="fill:#FFFFFF;" d="M64.32,130.112c-1.184-2.288-3.344-3.424-6.48-3.424c-1.728,0-3.152,0.464-4.272,1.408
+		c-1.12,0.928-2,2.416-2.64,4.496s-1.088,4.8-1.344,8.176c-0.272,3.36-0.384,7.472-0.384,12.336c0,5.184,0.176,9.376,0.528,12.576
+		c0.336,3.2,0.896,5.664,1.632,7.44s1.664,2.96,2.784,3.552c1.12,0.608,2.416,0.928,3.888,0.928c1.216,0,2.352-0.208,3.408-0.624
+		s1.968-1.248,2.736-2.496c0.784-1.248,1.392-3.008,1.824-5.28c0.448-2.272,0.672-5.264,0.672-8.976H80.48
+		c0,3.696-0.288,7.232-0.864,10.56s-1.664,6.24-3.216,8.736c-1.584,2.48-3.776,4.432-6.624,5.84
+		c-2.848,1.408-6.544,2.128-11.088,2.128c-5.168,0-9.312-0.848-12.368-2.496c-3.072-1.664-5.424-4.064-7.056-7.2
+		s-2.688-6.88-3.168-11.232c-0.464-4.336-0.72-9.152-0.72-14.384c0-5.184,0.256-9.968,0.72-14.352
+		c0.48-4.368,1.552-8.144,3.168-11.28c1.648-3.12,3.984-5.584,7.056-7.344c3.056-1.744,7.2-2.64,12.368-2.64
+		c4.944,0,8.816,0.8,11.664,2.4c2.848,1.6,4.976,3.632,6.368,6.096s2.304,5.12,2.64,7.968c0.352,2.848,0.528,5.52,0.528,8.016H66.08
+		C66.08,136,65.488,132.368,64.32,130.112z"/>
+	<path style="fill:#FFFFFF;" d="M109.072,167.008c0,1.6,0.144,3.056,0.384,4.352c0.272,1.312,0.736,2.416,1.44,3.312
+		c0.704,0.912,1.664,1.616,2.848,2.128c1.168,0.496,2.672,0.768,4.448,0.768c2.128,0,4.016-0.688,5.712-2.064
+		c1.68-1.376,2.544-3.52,2.544-6.384c0-1.536-0.224-2.864-0.624-3.984c-0.416-1.12-1.104-2.128-2.064-3.008
+		c-0.976-0.912-2.24-1.712-3.792-2.448s-3.504-1.488-5.808-2.256c-3.056-1.024-5.712-2.16-7.968-3.376
+		c-2.24-1.2-4.112-2.624-5.616-4.272c-1.504-1.632-2.608-3.52-3.312-5.664c-0.704-2.16-1.056-4.624-1.056-7.456
+		c0-6.784,1.888-11.824,5.664-15.152c3.76-3.328,8.96-4.992,15.552-4.992c3.072,0,5.904,0.336,8.496,1.008s4.832,1.744,6.72,3.264
+		c1.888,1.504,3.36,3.424,4.416,5.744c1.04,2.336,1.584,5.136,1.584,8.4v1.92h-13.232c0-3.264-0.576-5.776-1.712-7.552
+		c-1.152-1.744-3.072-2.64-5.76-2.64c-1.536,0-2.816,0.24-3.84,0.672c-1.008,0.448-1.84,1.04-2.448,1.776s-1.04,1.616-1.264,2.576
+		c-0.24,0.96-0.336,1.952-0.336,2.976c0,2.128,0.448,3.888,1.344,5.328c0.896,1.456,2.816,2.784,5.76,3.984l10.656,4.608
+		c2.624,1.152,4.768,2.352,6.416,3.616c1.664,1.248,3.008,2.592,3.984,4.032c0.992,1.44,1.68,3.008,2.064,4.752
+		c0.384,1.712,0.576,3.648,0.576,5.744c0,7.232-2.096,12.496-6.288,15.792c-4.192,3.296-10.032,4.96-17.52,4.96
+		c-7.808,0-13.392-1.696-16.768-5.088c-3.36-3.392-5.024-8.256-5.024-14.592v-2.784h13.824L109.072,167.008L109.072,167.008z"/>
+	<path style="fill:#FFFFFF;" d="M177.344,168.544h0.304l10.176-50.688h14.32L186.4,186.4h-17.76l-15.728-68.544h14.784
+		L177.344,168.544z"/>
+</g>
+</svg>
--- a/plugins/dbgate-plugin-cassandra/package.json
+++ b/plugins/dbgate-plugin-cassandra/package.json
@@ -0,0 +1,38 @@
+{
+  "name": "dbgate-plugin-cassandra",
+  "main": "dist/backend.js",
+  "version": "6.0.0-alpha.1",
+  "license": "GPL-3.0",
+  "author": "Jan Prochazka",
+  "description": "cassandra connector for DbGate",
+  "keywords": [
+    "dbgate",
+    "cassandra",
+    "dbgatebuiltin"
+  ],
+  "files": [
+    "dist",
+    "icon.svg"
+  ],
+  "scripts": {
+    "build:frontend": "webpack --config webpack-frontend.config",
+    "build:frontend:watch": "webpack  --watch --config webpack-frontend.config",
+    "build:backend": "webpack --config webpack-backend.config.js",
+    "build": "yarn build:frontend && yarn build:backend",
+    "plugin": "yarn build && yarn pack && dbgate-plugin dbgate-plugin-cassandra",
+    "plugout": "dbgate-plugout dbgate-plugin-cassandra",
+    "copydist": "yarn build && yarn pack && dbgate-copydist ../dist/dbgate-plugin-cassandra",
+    "prepublishOnly": "yarn build"
+  },
+  "devDependencies": {
+    "dbgate-plugin-tools": "^1.0.8",
+    "webpack": "^5.91.0",
+    "webpack-cli": "^5.1.4"
+  },
+  "dependencies": {
+    "dbgate-tools": "^6.0.0-alpha.1",
+    "json-stable-stringify": "^1.0.1",
+    "lodash": "^4.17.21",
+    "cassandra-driver": "^4.7.2"
+  }
+}
--- a/plugins/dbgate-plugin-cassandra/prettier.config.js
+++ b/plugins/dbgate-plugin-cassandra/prettier.config.js
@@ -0,0 +1,8 @@
+module.exports = {
+  trailingComma: 'es5',
+  tabWidth: 2,
+  semi: true,
+  singleQuote: true,
+  arrowParen: 'avoid',
+  printWidth: 120,
+};
--- a/plugins/dbgate-plugin-cassandra/src/backend/Analyser.js
+++ b/plugins/dbgate-plugin-cassandra/src/backend/Analyser.js
@@ -0,0 +1,60 @@
+const { DatabaseAnalyser } = global.DBGATE_PACKAGES['dbgate-tools'];
+const sql = require('./sql');
+
+class Analyser extends DatabaseAnalyser {
+  constructor(connection, driver) {
+    super(connection, driver);
+  }
+
+  createQuery(resFileName, typeFields, replacements = {}) {
+    let res = sql[resFileName];
+    res = res.replace('#DATABASE#', this.dbhan.database);
+    return super.createQuery(res, typeFields, replacements);
+  }
+
+  async _runAnalysis() {
+    this.feedback({ analysingMessage: 'Loading tables' });
+    const tables = await this.analyserQuery('tables', ['tables']);
+    this.feedback({ analysingMessage: 'Loading columns' });
+    const columns = await this.analyserQuery('columns', ['tables']);
+    // this.feedback({ analysingMessage: 'Loading views' });
+    // const views = await this.analyserQuery('views', ['views']);
+
+    const res = {
+      tables: tables.rows.map((table) => {
+        const tableColumns = columns.rows.filter((col) => col.pureName == table.pureName);
+        const pkColumns = tableColumns.filter((i) => i.kind === 'partition_key' || i.kind === 'clustering');
+
+        return {
+          ...table,
+          primaryKeyColumns: pkColumns,
+          columns: tableColumns,
+          primaryKey: pkColumns.length ? { columns: pkColumns } : null,
+          foreignKeys: [],
+        };
+      }),
+      views: [],
+      functions: [],
+      triggers: [],
+    };
+    this.feedback({ analysingMessage: null });
+    return res;
+  }
+
+  async singleObjectAnalysis(dbhan, typeField) {
+    const structure = await this._runAnalysis(dbhan, typeField);
+    const item = structure[typeField]?.find((i) => i.pureName === dbhan.pureName);
+    return item;
+  }
+
+  // async _computeSingleObjectId() {
+  //   const { pureName } = this.singleObjectFilter;
+  //   const resId = await this.driver.query(
+  //     this.dbhan,
+  //     `SELECT uuid as id FROM system.tables WHERE database = '${this.dbhan.database}' AND name='${pureName}'`
+  //   );
+  //   this.singleObjectId = resId.rows[0]?.id;
+  // }
+}
+
+module.exports = Analyser;
--- a/plugins/dbgate-plugin-cassandra/src/backend/createBulkInsertStream.js
+++ b/plugins/dbgate-plugin-cassandra/src/backend/createBulkInsertStream.js
@@ -0,0 +1,84 @@
+const { createBulkInsertStreamBase } = global.DBGATE_PACKAGES['dbgate-tools'];
+
+/**
+ *
+ * @param {import('dbgate-types').TableInfo} tableInfo
+ * @param {string} columnName
+ * @returns {{columnName: string, dataType: string} | null}
+ */
+function getColumnInfo(tableInfo, columnName) {
+  const column = tableInfo.columns.find((x) => x.columnName == columnName);
+  if (!column) return null;
+
+  return {
+    columnName,
+    dataType: column.dataType,
+  };
+}
+
+/**
+ *
+ * @param {string} tableName
+ * @returns {import('dbgate-types').TableInfo | null}
+ */
+
+/**
+ * @param {string} tableName
+ * @returns {{ shouldAddUuidPk: true, pkColumnName: string } | { shouldAddUuidPk: false }}
+ */
+function getShouldAddUuidPkInfo(tableInfo) {
+  const pkColumnName = tableInfo.primaryKey?.columns[0]?.columnName;
+  if (!pkColumnName) return { shouldAddUuidPk: true, pkColumnName: 'id' };
+
+  const columnInfo = getColumnInfo(tableInfo, pkColumnName);
+  if (!columnInfo || columnInfo.dataType.toLowerCase() !== 'uuid') return { shouldAddUuidPk: false };
+
+  const shouldAddUuidPk = writable.columnNames.every((i) => i !== columnInfo.columnName);
+  if (!shouldAddUuidPk) return { shouldAddUuidPk };
+
+  return { shouldAddUuidPk, pkColumnName };
+}
+
+/**
+ *
+ * @param {import('dbgate-types').EngineDriver<import('cassandra-driver').Client>} driver
+ * @param {import('stream')} stream
+ * @param {import('dbgate-types').DatabaseHandle<import('cassandra-driver').Client>} dbhan
+ * @param {import('dbgate-types').NamedObjectInfo} name
+ * @param {import('dbgate-types').WriteTableOptions} option
+ */
+function createCassandraBulkInsertStream(driver, stream, dbhan, name, options) {
+  const writable = createBulkInsertStreamBase(driver, stream, dbhan, name, options);
+
+  writable.send = async () => {
+    const { shouldAddUuidPk, pkColumnName } = getShouldAddUuidPkInfo(writable.structure);
+
+    const rows = writable.buffer;
+    const fullNameQuoted = writable.fullNameQuoted;
+    writable.buffer = [];
+
+    for (const row of rows) {
+      const dmp = driver.createDumper();
+      dmp.putRaw(`INSERT INTO ${fullNameQuoted} (`);
+      if (shouldAddUuidPk) {
+        dmp.putRaw(driver.dialect.quoteIdentifier(pkColumnName));
+        dmp.putRaw(', ');
+      }
+      dmp.putCollection(',', writable.columnNames, (col) => dmp.putRaw(driver.dialect.quoteIdentifier(col)));
+      dmp.putRaw(')\n VALUES\n');
+
+      dmp.putRaw('(');
+      if (shouldAddUuidPk) {
+        dmp.putRaw('uuid()');
+        dmp.putRaw(', ');
+      }
+      dmp.putCollection(',', writable.columnNames, (col) => dmp.putValue(row[col]));
+      dmp.putRaw(')');
+      await driver.query(dbhan, dmp.s, { discardResult: true });
+    }
+  };
+
+  return writable;
+}
+
+module.exports = createCassandraBulkInsertStream;
--- a/plugins/dbgate-plugin-cassandra/src/backend/driver.js
+++ b/plugins/dbgate-plugin-cassandra/src/backend/driver.js
@@ -0,0 +1,162 @@
+const _ = require('lodash');
+const stream = require('stream');
+const driverBase = require('../frontend/driver');
+const Analyser = require('./Analyser');
+const cassandra = require('cassandra-driver');
+const createCassandraBulkInsertStream = require('./createBulkInsertStream.js');
+
+function getTypeName(code) {
+  return Object.keys(cassandra.types.dataTypes).find((key) => cassandra.types.dataTypes[key] === code);
+}
+
+/** @type {import('dbgate-types').EngineDriver<cassandra.Client>} */
+const driver = {
+  ...driverBase,
+  analyserClass: Analyser,
+  // creating connection
+  async connect({ server, port, user, password, database, localDataCenter, useDatabaseUrl, databaseUrl }) {
+    console.log('#conn', localDataCenter);
+    const client = new cassandra.Client({
+      // port,
+      // user,
+      // password,
+      contactPoints: server.split(','),
+      localDataCenter: localDataCenter ?? this.defaultLocalDataCenter,
+      keyspace: database,
+    });
+
+    client.connect();
+
+    return {
+      client,
+      database,
+    };
+  },
+
+  // called for retrieve data (eg. browse in data grid) and for update database
+  async query(dbhan, query, options) {
+    const offset = options?.range?.offset;
+    if (options?.discardResult) {
+      await dbhan.client.execute(query);
+      return {
+        rows: [],
+        columns: [],
+      };
+    }
+    const result = await dbhan.client.execute(query);
+    if (!result.rows?.[0]) {
+      return {
+        rows: [],
+        columns: [],
+      };
+    }
+
+    const columns = result.columns.map(({ name, type: { code } }) => ({
+      columnName: name,
+      dataType: getTypeName(code),
+    }));
+
+    return {
+      rows: offset ? result.rows.slice(offset) : result.rows,
+      columns,
+    };
+  },
+  // called in query console
+  async stream(dbhan, query, options) {
+    try {
+      if (!query.match(/^\s*SELECT/i)) {
+        await dbhan.client.execute(query);
+        options.done();
+        return;
+      }
+
+      const strm = dbhan.client.stream(query);
+
+      strm.on('readable', () => {
+        let row;
+        while ((row = strm.read())) {
+          options.row(row);
+        }
+      });
+
+      strm.on('end', () => {
+        options.done();
+      });
+
+      strm.on('error', (err) => {
+        options.info({
+          message: err.toString(),
+          time: new Date(),
+          severity: 'error',
+        });
+        options.done();
+      });
+    } catch (err) {
+      const mLine = err.message.match(/\(line (\d+)\,/);
+      let line = undefined;
+      if (mLine) {
+        line = parseInt(mLine[1]) - 1;
+      }
+
+      options.info({
+        message: err.message,
+        time: new Date(),
+        severity: 'error',
+        line,
+      });
+      options.done();
+    }
+  },
+  // called when exporting table or view
+  async readQuery(dbhan, query, structure) {
+    const pass = new stream.PassThrough({
+      objectMode: true,
+      highWaterMark: 100,
+    });
+
+    const strm = dbhan.client.stream(query);
+
+    strm.on('readable', () => {
+      let row;
+      while ((row = strm.read())) {
+        pass.write(row);
+      }
+    });
+
+    strm.on('end', () => {
+      pass.end();
+    });
+
+    strm.on('error', (err) => {
+      pass.info({
+        message: err.toString(),
+        time: new Date(),
+        severity: 'error',
+      });
+      pass.end();
+    });
+
+    return pass;
+  },
+  async writeTable(dbhan, name, options) {
+    return createCassandraBulkInsertStream(this, stream, dbhan, name, options);
+  },
+  // detect server version
+  async getVersion(dbhan) {
+    const result = await dbhan.client.execute('SELECT release_version from system.local');
+    return { version: result.rows[0].release_version };
+  },
+  // list databases on server
+  async listDatabases(dbhan) {
+    const result = await dbhan.client.execute(
+      "SELECT keyspace_name FROM system_schema.keyspaces WHERE keyspace_name >= 'system' ALLOW FILTERING"
+    );
+    return result.rows.map((row) => ({ name: row.keyspace_name }));
+  },
+
+  async close(dbhan) {
+    return dbhan.client.shutdown();
+  },
+};
+
+module.exports = driver;
--- a/plugins/dbgate-plugin-cassandra/src/backend/index.js
+++ b/plugins/dbgate-plugin-cassandra/src/backend/index.js
@@ -0,0 +1,6 @@
+const driver = require('./driver');
+
+module.exports = {
+  packageName: 'dbgate-plugin-cassandra',
+  drivers: [driver],
+};
--- a/plugins/dbgate-plugin-cassandra/src/backend/sql/columns.js
+++ b/plugins/dbgate-plugin-cassandra/src/backend/sql/columns.js
@@ -0,0 +1,9 @@
+module.exports = `
+SELECT
+  table_name as "pureName",
+  column_name as "columnName",
+  type as "dataType",
+  kind as "kind"
+FROM system_schema.columns 
+WHERE keyspace_name = '#DATABASE#'
+`;
--- a/plugins/dbgate-plugin-cassandra/src/backend/sql/index.js
+++ b/plugins/dbgate-plugin-cassandra/src/backend/sql/index.js
@@ -0,0 +1,9 @@
+const columns = require('./columns');
+const tables = require('./tables');
+const views = require('./views');
+
+module.exports = {
+  columns,
+  tables,
+  views,
+};
--- a/plugins/dbgate-plugin-cassandra/src/backend/sql/tables.js
+++ b/plugins/dbgate-plugin-cassandra/src/backend/sql/tables.js
@@ -0,0 +1,5 @@
+module.exports = `
+SELECT table_name as "pureName"
+FROM system_schema.tables 
+WHERE keyspace_name='#DATABASE#';
+`;
--- a/plugins/dbgate-plugin-cassandra/src/backend/sql/views.js
+++ b/plugins/dbgate-plugin-cassandra/src/backend/sql/views.js
@@ -0,0 +1,10 @@
+module.exports = `
+select 
+    tables.name as "pureName",
+    tables.uuid as "objectId",
+    views.view_definition as "viewDefinition",
+    tables.metadata_modification_time as "contentHash"
+from information_schema.views 
+inner join system.tables on views.table_name = tables.name and views.table_schema = tables.database
+where views.table_schema='#DATABASE#' and tables.uuid =OBJECT_ID_CONDITION
+`;
--- a/plugins/dbgate-plugin-cassandra/src/frontend/Dumper.js
+++ b/plugins/dbgate-plugin-cassandra/src/frontend/Dumper.js
@@ -0,0 +1,27 @@
+/**
+ * @type {{ SqlDumper: import('dbgate-types').SqlDumper}}
+ */
+const { SqlDumper } = global.DBGATE_PACKAGES['dbgate-tools'];
+
+class Dumper extends SqlDumper {
+  /**
+   * @param {import('dbgate-types').ColumnInfo} column
+   * @param {string} newName
+   *
+   * @returns {void}
+   */
+  renameColumn(column, newName) {
+    this.putCmd('^alter ^table %f ^rename %i ^to %i', column, column.columnName, newName);
+  }
+
+  /**
+   * @param {import('dbgate-types').ColumnInfo} column
+   *
+   * @returns {void}
+   */
+  dropColumn(column) {
+    this.putCmd('^alter ^table %f ^drop %i', column, column.columnName);
+  }
+}
+
+module.exports = Dumper;
--- a/plugins/dbgate-plugin-cassandra/src/frontend/driver.js
+++ b/plugins/dbgate-plugin-cassandra/src/frontend/driver.js
@@ -0,0 +1,117 @@
+const { driverBase } = global.DBGATE_PACKAGES['dbgate-tools'];
+const Dumper = require('./Dumper');
+const { mysqlSplitterOptions } = require('dbgate-query-splitter/lib/options');
+const _cloneDeepWith = require('lodash/cloneDeepWith');
+
+/** @type {import('dbgate-types').SqlDialect} */
+const dialect = {
+  limitSelect: true,
+  rangeSelect: true,
+  rawUuids: true,
+  stringEscapeChar: "'",
+  fallbackDataType: 'varchar',
+  offsetNotSupported: true,
+  allowMultipleValuesInsert: false,
+  createColumn: true,
+  dropColumn: true,
+  changeColumn: true,
+  changeAutoIncrement: true,
+  createIndex: true,
+  dropIndex: true,
+  anonymousPrimaryKey: true,
+  createColumnWithColumnKeyword: true,
+  specificNullabilityImplementation: true,
+  omitForeignKeys: true,
+  omitUniqueConstraints: true,
+  omitIndexes: true,
+  omitTableAliases: true,
+  omitTableBeforeColumn: true,
+  sortingKeys: true,
+  predefinedDataTypes: [
+    'custom',
+    'ascii',
+    'bigint',
+    'blob',
+    'boolean',
+    'counter',
+    'decimal',
+    'double',
+    'float',
+    'int',
+    'text',
+    'timestamp',
+    'uuid',
+    'varchar',
+    'varint',
+    'timeuuid',
+    'inet',
+    'date',
+    'time',
+    'smallint',
+    'tinyint',
+    'duration',
+    'list',
+    'map',
+    'set',
+    'udt',
+    'tuple',
+  ],
+  disableAutoIncrement: true,
+  disableNonPrimaryKeyRename: true,
+  defaultNewTableColumns: [
+    {
+      columnName: 'id',
+      dataType: 'uuid',
+      notNull: true,
+    },
+  ],
+  columnProperties: {
+    columnComment: true,
+  },
+
+  quoteIdentifier(s) {
+    return `"${s}"`;
+  },
+};
+
+/** @type {import('dbgate-types').EngineDriver} */
+const driver = {
+  ...driverBase,
+  supportsTransactions: false,
+  defaultPort: 9042,
+  defaultLocalDataCenter: 'datacenter1',
+  dumperClass: Dumper,
+  dialect,
+  engine: 'cassandra@dbgate-plugin-cassandra',
+  title: 'Cassandra',
+  showConnectionField: (field, values) =>
+    ['server', 'port', 'singleDatabase', 'localDataCenter', 'isReadOnly', 'user', 'password'].includes(field),
+  getQuerySplitterOptions: (usage) =>
+    usage == 'editor'
+      ? { ...mysqlSplitterOptions, ignoreComments: true, preventSingleLineSplit: true }
+      : mysqlSplitterOptions,
+  adaptTableInfo(table) {
+    if (!table.primaryKey && !table.sortingKey) {
+      return {
+        ...table,
+        primaryKey: {
+          columns: [
+            {
+              columnName: 'id',
+            },
+          ],
+        },
+        columns: [
+          {
+            columnName: 'id',
+            dataType: 'uuid',
+          },
+          ...table.columns,
+        ],
+      };
+    }
+    return table;
+  },
+};
+
+module.exports = driver;
--- a/plugins/dbgate-plugin-cassandra/src/frontend/index.js
+++ b/plugins/dbgate-plugin-cassandra/src/frontend/index.js
@@ -0,0 +1,6 @@
+import driver from './driver';
+
+export default {
+  packageName: 'dbgate-plugin-cassandra',
+  drivers: [driver],
+};
--- a/plugins/dbgate-plugin-cassandra/webpack-backend.config.js
+++ b/plugins/dbgate-plugin-cassandra/webpack-backend.config.js
@@ -0,0 +1,29 @@
+var webpack = require('webpack');
+var path = require('path');
+
+const packageJson = require('./package.json');
+const buildPluginExternals = require('../../common/buildPluginExternals');
+const externals = buildPluginExternals(packageJson);
+
+var config = {
+  context: __dirname + '/src/backend',
+
+  entry: {
+    app: './index.js',
+  },
+  target: 'node',
+  output: {
+    path: path.resolve(__dirname, 'dist'),
+    filename: 'backend.js',
+    libraryTarget: 'commonjs2',
+  },
+
+  // uncomment for disable minimalization
+  //   optimization: {
+  //     minimize: false,
+  //   },
+
+  externals,
+};
+
+module.exports = config;
--- a/plugins/dbgate-plugin-cassandra/webpack-frontend.config.js
+++ b/plugins/dbgate-plugin-cassandra/webpack-frontend.config.js
@@ -0,0 +1,24 @@
+var webpack = require("webpack");
+var path = require("path");
+
+var config = {
+  context: __dirname + "/src/frontend",
+
+  entry: {
+    app: "./index.js",
+  },
+  target: "web",
+  output: {
+    path: path.resolve(__dirname, "dist"),
+    filename: "frontend.js",
+    libraryTarget: "var",
+    library: 'plugin',
+  },
+
+  // uncomment for disable minimalization
+  // optimization: {
+  //   minimize: false,
+  // },
+};
+
+module.exports = config;