dsql-admin/dsql-app/package-shared/utils/backend/global-db/DB_HANDLER.js

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2024-11-05 11:12:42 +00:00
// @ts-check
const fs = require("fs");
const path = require("path");
const mysql = require("serverless-mysql");
const SSL_DIR = "/app/ssl";
const MASTER = mysql({
config: {
host: process.env.DSQL_DB_HOST,
user: process.env.DSQL_DB_USERNAME,
password: process.env.DSQL_DB_PASSWORD,
database: process.env.DSQL_DB_NAME,
port: process.env.DB_PORT ? Number(process.env.DB_PORT) : undefined,
charset: "utf8mb4",
ssl: {
ca: fs.readFileSync(`${SSL_DIR}/ca-cert.pem`),
},
},
});
/**
* DSQL user read-only DB handler
* @param {object} params
* @param {string} params.paradigm
* @param {string} params.database
* @param {string} params.queryString
* @param {string[]} [params.queryValues]
*/ // @ts-ignore
async function DB_HANDLER(...args) {
try {
const results = await MASTER.query(...args);
/** ********************* Clean up */
await MASTER.end();
return JSON.parse(JSON.stringify(results));
} catch (/** @type {any} */ error) {
console.log("DB Error =>", error);
return {
success: false,
error: error.message,
};
}
}
module.exports = DB_HANDLER;