117 lines
3.8 KiB
JavaScript
117 lines
3.8 KiB
JavaScript
const child_process = require('child_process');
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const ProcessWrapper = require('../../process/processWrapper');
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const constants = require('../../constants');
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const StorageUtils = require('./storageUtils');
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let ipfsProcess; // eslint-disable-line no-unused-vars
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class IPFSProcess extends ProcessWrapper {
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constructor(options) {
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super();
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this.cors = options.cors;
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this.command = StorageUtils.getCommand('ipfs', options);
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this.checkIPFSVersion();
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this.startIPFSDaemon();
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}
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checkIPFSVersion() {
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child_process.exec(this.command + ' --version', {silent: true}, (err, stdout, _stderr) => {
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if (err) {
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console.error(err);
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return;
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}
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const match = stdout.match(/[0-9]+\.[0-9]+\.[0-9]+/);
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if (match[0]) {
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const versions = match[0].split('.');
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if (versions[0] <= 0 && versions[1] <= 4 && versions[2] <= 14) {
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console.error(`You are using IPFS version ${match[0]} which has an issue with processes.`);
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console.error(`Please update to IPFS version 0.4.15 or more recent: https://github.com/ipfs/ipfs-update`);
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}
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}
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});
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}
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startIPFSDaemon() {
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const self = this;
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// spawn the daemon (muhaha)
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this.child = child_process.spawn(this.command, ['daemon']);
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this.child.on('error', (err) => {
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err = err.toString();
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console.error('IPFS error: ', err);
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});
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this.child.stderr.on('data', (data) => {
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data = data.toString();
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console.log(`IPFS error: ${data}`);
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});
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this.child.stdout.on('data', (data) => {
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data = data.toString();
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if (!self.readyCalled && data.indexOf('Daemon is ready') > -1) {
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self.readyCalled = true;
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// update IPFS cors before spawning a daemon (muhaha)
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let ipfsCorsCmd = `${self.command} config --json API.HTTPHeaders.Access-Control-Allow-Origin "[\\"${self.cors.join('\\", \\"')}\\"]"`;
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console.trace(`Updating IPFS CORS using command: ${ipfsCorsCmd}`);
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child_process.exec(ipfsCorsCmd, {silent: true}, (err, stdout, _stderr) => {
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if(err){
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err = err.toString();
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console.error('IPFS CORS update error: ', err);
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}
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if(_stderr){
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_stderr = _stderr.toString();
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console.error(`IPFS CORS update error: ${_stderr}`);
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}
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child_process.exec(self.command + ' config --json API.HTTPHeaders.Access-Control-Allow-Credentials "[\\"true\\"]"', {silent: true}, (err, stdout, _stderr) => {
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if(err){
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err = err.toString();
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console.error('IPFS CORS update error: ', err);
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}
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if(_stderr){
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_stderr = _stderr.toString();
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console.error(`IPFS CORS update error: ${_stderr}`);
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}
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child_process.exec(self.command + ' config --json API.HTTPHeaders.Access-Control-Allow-Methods "[\\"PUT\\", \\"POST\\", \\"GET\\"]"', {silent: true}, (err, stdout, _stderr) => {
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if(err){
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err = err.toString();
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console.error('IPFS CORS update error: ', err);
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}
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if(_stderr){
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_stderr = _stderr.toString();
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console.error(`IPFS CORS update error: ${_stderr}`);
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}
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self.send({result: constants.storage.initiated});
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});
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});
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});
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}
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console.log('IPFS: ' + data);
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});
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this.child.on('exit', (code) => {
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if (code) {
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console.error('IPFS exited with error code ' + code);
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}
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});
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}
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kill() {
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if (this.child) {
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this.child.kill();
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}
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}
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}
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process.on('message', (msg) => {
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if (msg === 'exit') {
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return ipfsProcess.kill();
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}
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if (msg.action === constants.storage.init) {
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ipfsProcess = new IPFSProcess(msg.options);
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}
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});
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