sitespeed.io/lib/plugins/graphite/index.js

55 lines
1.5 KiB
JavaScript

'use strict';
let path = require('path'),
throwIfMissing = require('../../support/util').throwIfMissing,
filterRegistry = require('../../support/filterRegistry'),
Sender = require('./sender'),
DataGenerator = require('./data-generator');
function isEmpty(o) {
if (o === null || o === undefined)
return true;
if (typeof o === 'object')
return Object.keys(o).length === 0;
if (typeof o === 'string')
return o.length === 0;
return false;
}
module.exports = {
name() { return path.basename(__dirname); },
open(context, options) {
throwIfMissing(options.graphite, ['host', 'port', 'namespace'], 'graphite');
const opts = options.graphite || {};
this.sender = new Sender(opts.host, opts.port);
this.dataGenerator = new DataGenerator(opts.namespace, opts.includeQueryParams);
},
processMessage(message) {
switch (message.type) {
case 'browsertime.pageSummary':
case 'webpagetest.pageSummary':
case 'gpsi.pageSummary':
case 'domains.summary':
case 'coach.summary':
{
message = filterRegistry.filterMessage(message);
if (isEmpty(message.data))
return;
let data = this.dataGenerator.dataFromMessage(message);
if (data.length > 0) {
return this.sender.send(data);
} else {
return Promise.reject(new Error('No data to send to graphite for message:\n' +
JSON.stringify(message, null, 2)));
}
}
}
}
};