@helios-chain-labs/helios-cli/lib/commands/node/snapshot.js

simple CLI for helios node

const getPathHelios = require("../../utils/getPathHelios");
const containerIsRunning = require("../../container/container-is-running");
const exportGenesis = require("./export-genesis");
const fs = require("fs");
const containerExec = require("../../container/container-exec");
const generateGenesisFromExistGenesis = require("../../utils/generateGenesisFromExistGenesis");
const startNode = require("./start");
const stopNode = require("./stop");
const path = require("path");
const executeShellCommand = require('../../utils/executeShellCommandLine');


const testnetReset = (options) => {
    return new Promise(async (resolve, reject) => {
        try {
            const pathHelios = getPathHelios();
            if (!pathHelios) {
                reject("No path found, please start a node first");
                return;
            }
            const isRunning = await containerIsRunning();
            if (!isRunning) {
                reject('Container is not running');
                return;
            }
            await stopNode({...options, disabledLogs: true});

            const metadata = JSON.parse(fs.readFileSync(path.join(pathHelios, 'data/node1/.heliades/data/metadata.json')).toString());
            

            await new Promise((success, failure) => {
                try {
                    executeShellCommand(`tar -cf - ${path.join(pathHelios, 'data/node1/.heliades/data')} | lz4 - data_snapshot_${metadata.height}.tar.lz4`, (stdout) => {
                        success();
                    }, () => {
                        failure("Failed to create snapshot");
                    }, false, console.log);
                } catch(e) { failure(e) }
            })

            console.log('Snapshot created');

            await startNode(options);
            resolve();
        } catch (error) {
            console.error(error);
            reject(error);
        }
    });
}

module.exports = testnetReset;