mirror of https://github.com/embarklabs/embark.git
74 lines
2.2 KiB
JavaScript
74 lines
2.2 KiB
JavaScript
const child_process = require('child_process');
|
|
const ProcessWrapper = require('../../processes/processWrapper');
|
|
const constants = require('../../constants');
|
|
const fs = require('../../core/fs');
|
|
|
|
let swarmProcess;
|
|
|
|
class SwarmProcess extends ProcessWrapper {
|
|
constructor(options) {
|
|
super();
|
|
this.storageConfig = options.storageConfig;
|
|
this.cors = options.cors;
|
|
this.command = this.storageConfig.swarmPath || 'swarm';
|
|
}
|
|
|
|
startSwarmDaemon() {
|
|
const self = this;
|
|
if (!this.storageConfig.account || !this.storageConfig.account.address || !this.storageConfig.account.password) {
|
|
return 'Account address and password are needed in the storage config to start the Swarm process';
|
|
}
|
|
|
|
const args = [
|
|
`--bzzaccount=${this.storageConfig.account.address}`,
|
|
`--password=${fs.dappPath(this.storageConfig.account.password)}`,
|
|
`--corsdomain=${self.cors.join(',')}`
|
|
];
|
|
console.trace('Starting swarm process with arguments: ' + args.join(' '));
|
|
this.child = child_process.spawn(this.command, args);
|
|
|
|
this.child.on('error', (err) => {
|
|
err = err.toString();
|
|
console.error('Swarm error: ', err);
|
|
});
|
|
this.child.stdout.on('data', (data) => {
|
|
data = data.toString();
|
|
console.log(`Swarm error: ${data}`);
|
|
});
|
|
// Swarm logs appear in stderr somehow
|
|
this.child.stderr.on('data', (data) => {
|
|
data = data.toString();
|
|
if (!self.readyCalled && data.indexOf('Swarm http proxy started') > -1) {
|
|
self.readyCalled = true;
|
|
self.send({result: constants.storage.initiated});
|
|
}
|
|
console.log('Swarm: ' + data);
|
|
});
|
|
this.child.on('exit', (code) => {
|
|
if (code) {
|
|
console.error('Swarm exited with error code ' + code);
|
|
}
|
|
});
|
|
}
|
|
|
|
kill() {
|
|
if (this.child) {
|
|
this.child.kill();
|
|
}
|
|
}
|
|
}
|
|
|
|
process.on('message', (msg) => {
|
|
if (msg === 'exit') {
|
|
return swarmProcess.kill();
|
|
}
|
|
if (msg.action === constants.storage.init) {
|
|
swarmProcess = new SwarmProcess(msg.options);
|
|
const error = swarmProcess.startSwarmDaemon();
|
|
|
|
if (error) {
|
|
swarmProcess.send({result: constants.storage.initiated, error});
|
|
}
|
|
}
|
|
});
|