96 lines
3.4 KiB
JavaScript
96 lines
3.4 KiB
JavaScript
/* jslint node:true */
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'use strict';
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exports = module.exports = {
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add,
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get,
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list,
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update,
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del,
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clear
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};
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const assert = require('assert'),
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BoxError = require('./boxerror.js'),
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database = require('./database.js');
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const VOLUMES_FIELDS = [ 'id', 'name', 'hostPath', 'creationTime' ].join(',');
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function get(id, callback) {
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assert.strictEqual(typeof id, 'string');
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assert.strictEqual(typeof callback, 'function');
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database.query(`SELECT ${VOLUMES_FIELDS} FROM volumes WHERE id=?`, [ id ], function (error, result) {
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if (error) return callback(new BoxError(BoxError.DATABASE_ERROR, error));
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if (result.length === 0) return callback(new BoxError(BoxError.NOT_FOUND, 'Volume not found'));
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callback(null, result[0]);
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});
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}
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function list(callback) {
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database.query(`SELECT ${VOLUMES_FIELDS} FROM volumes ORDER BY name`, function (error, results) {
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if (error) return callback(new BoxError(BoxError.DATABASE_ERROR, error));
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callback(null, results);
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});
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}
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function add(id, name, hostPath, callback) {
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assert.strictEqual(typeof id, 'string');
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assert.strictEqual(typeof name, 'string');
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assert.strictEqual(typeof hostPath, 'string');
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assert.strictEqual(typeof callback, 'function');
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database.query('INSERT INTO volumes (id, name, hostPath) VALUES (?, ?, ?)', [ id, name, hostPath ], function (error) {
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if (error && error.code === 'ER_DUP_ENTRY' && error.sqlMessage.indexOf('name') !== -1) return callback(new BoxError(BoxError.ALREADY_EXISTS, 'name already exists'));
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if (error && error.code === 'ER_DUP_ENTRY' && error.sqlMessage.indexOf('hostPath') !== -1) return callback(new BoxError(BoxError.ALREADY_EXISTS, 'hostPath already exists'));
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if (error && error.code === 'ER_DUP_ENTRY' && error.sqlMessage.indexOf('PRIMARY') !== -1) return callback(new BoxError(BoxError.ALREADY_EXISTS, 'id already exists'));
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if (error) return callback(new BoxError(BoxError.DATABASE_ERROR, error));
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callback(null);
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});
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}
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function update(id, data, callback) {
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assert.strictEqual(typeof id, 'string');
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assert.strictEqual(typeof data, 'object');
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assert.strictEqual(typeof callback, 'function');
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var args = [ ], fields = [ ];
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for (var k in data) {
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fields.push(k + ' = ?');
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args.push(data[k]);
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}
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args.push(id);
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database.query('UPDATE volumes SET ' + fields.join(', ') + ' WHERE id=?', args, function (error) {
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if (error && error.reason === BoxError.NOT_FOUND) return callback(new BoxError(BoxError.NOT_FOUND, 'Volume not found'));
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if (error) return callback(new BoxError(BoxError.DATABASE_ERROR, error));
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callback(null);
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});
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}
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function del(id, callback) {
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assert.strictEqual(typeof id, 'string');
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assert.strictEqual(typeof callback, 'function');
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database.query('DELETE FROM volumes WHERE id=?', [ id ], function (error, result) {
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if (error && error.code === 'ER_NO_REFERENCED_ROW_2') return callback(new BoxError(BoxError.CONFLICT, 'Volume is in use'));
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if (error) return callback(new BoxError(BoxError.DATABASE_ERROR, error));
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if (result.affectedRows !== 1) return callback(new BoxError(BoxError.NOT_FOUND, 'Volume not found'));
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callback(null);
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});
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}
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function clear(callback) {
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database.query('DELETE FROM volumes', function (error) {
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if (error) return callback(new BoxError(BoxError.DATABASE_ERROR, error));
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callback(error);
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});
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}
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