Ghost/core/server/data/db/connection.js
Hannah Wolfe 256b77b0e4 Moved sqlite3 override rules to db connection lib
- We have an already established location for special rules based on db client
- Removes the need to require config inside of overrides
2021-02-05 11:51:56 +00:00

43 lines
1.5 KiB
JavaScript

const knex = require('knex');
const config = require('../../../shared/config');
const logging = require('../../../shared/logging');
const errors = require('@tryghost/errors');
let knexInstance;
// @TODO:
// - if you require this file before config file was loaded,
// - then this file is cached and you have no chance to connect to the db anymore
// - bring dynamic into this file (db.connect())
function configure(dbConfig) {
const client = dbConfig.client;
if (client === 'sqlite3') {
// Backwards compatibility with old knex behaviour
dbConfig.useNullAsDefault = Object.prototype.hasOwnProperty.call(dbConfig, 'useNullAsDefault') ? dbConfig.useNullAsDefault : true;
// Force bthreads to use child_process backend until a worker_thread-compatible version of sqlite3 is published
// https://github.com/mapbox/node-sqlite3/issues/1386
process.env.BTHREADS_BACKEND = 'child_process';
}
if (client === 'mysql') {
dbConfig.connection.timezone = 'UTC';
dbConfig.connection.charset = 'utf8mb4';
dbConfig.connection.loggingHook = function loggingHook(err) {
logging.error(new errors.InternalServerError({
code: 'MYSQL_LOGGING_HOOK',
err: err
}));
};
}
return dbConfig;
}
if (!knexInstance && config.get('database') && config.get('database').client) {
knexInstance = knex(configure(config.get('database')));
}
module.exports = knexInstance;