embark-area-51/lib/modules/swarm/index.js

114 lines
3.1 KiB
JavaScript

let UploadSwarm = require('./upload.js');
let utils = require('../../utils/utils.js');
let fs = require('../../core/fs.js');
class Swarm {
constructor(embark, options) {
this.logger = embark.logger;
this.events = embark.events;
this.buildDir = options.buildDir;
this.storageConfig = options.storageConfig;
this.host = options.host || this.storageConfig.host;
this.port = options.port || this.storageConfig.port;
this.addCheck = options.addCheck;
this.embark = embark;
this.bzz = options.bzz;
this.initSwarmProvider();
this.commandlineDeploy();
this.setServiceCheck();
this.addSwarmToEmbarkJS();
this.addSetProvider();
}
initSwarmProvider(){
if(!this.bzz.currentProvider) {
this.bzz.setProvider(`http://${this.host}:${this.port}`);
}
}
commandlineDeploy() {
this.upload_swarm = new UploadSwarm({
buildDir: this.buildDir || 'dist/',
storageConfig: this.storageConfig,
bzz: this.bzz
});
this.embark.registerUploadCommand('swarm', this.upload_swarm.deploy.bind(this.upload_swarm));
}
setServiceCheck() {
let self = this;
let storageConfig = this.storageConfig;
if (!storageConfig.enabled) {
return;
}
if (storageConfig.provider !== 'swarm' && storageConfig.available_providers.indexOf("swarm") < 0) {
return;
}
this.events.on('check:backOnline:Swarm', function () {
self.logger.info('Swarm node detected...');
});
this.events.on('check:wentOffline:Swarm', function () {
self.logger.info('Swarm node is offline...');
});
if (!this.addCheck) {
return;
}
// add check for console
this.addCheck('Swarm', function(cb){
self.logger.trace("Checking Swarm availability...");
self.bzz.isAvailable().then(result => {
return cb({name: "Swarm ", status: result ? 'on':'off'});
}).catch(err => {
self.logger.trace("Check Swarm availability error: " + err);
return cb({name: "Swarm ", status: 'off'});
});
});
}
addSwarmToEmbarkJS() {
// TODO: make this a shouldAdd condition
if (this.storageConfig === {}) {
return;
}
if ((this.storageConfig.available_providers.indexOf('swarm') < 0) && (this.storageConfig.provider !== 'swarm' || this.storageConfig.enabled !== true)) {
return;
}
let code = "";
code += "\n" + fs.readFileSync(utils.joinPath(__dirname, 'embarkjs.js')).toString();
code += "\nEmbarkJS.Storage.registerProvider('swarm', __embarkSwarm);";
this.embark.addCodeToEmbarkJS(code);
}
addSetProvider() {
let config = JSON.stringify({
host: this.storageConfig.host,
port: this.storageConfig.port,
protocol: this.storageConfig.protocol,
getUrl: this.storageConfig.getUrl
});
let code = "\nEmbarkJS.Storage.setProvider('swarm'," + config + ");";
let shouldInit = (storageConfig) => {
return (storageConfig.provider === 'swarm' && storageConfig.enabled === true);
};
this.embark.addProviderInit('storage', code, shouldInit);
}
}
module.exports = Swarm;