Puppeteer Scripts

This project is built as a plugin for Garie Open Source Web Performance System

These scripts provide useful data about the URLs provided in the config:

• Number of images on the page
• Total size of images on the page
• Number of images not loaded (404s)
• Number of markup, CSS, JS and Font files loaded on the page
• Overall size of the markup, CSS, JS and Font files
• Number of markup, CSS, JS and Font files resulting in 404s

Config Options

To enable the puppeteer-scripts plugin to run, a plugins object is required for the url object. The plugin object should have name property set to puppeteer-scripts. Custom configuration can also be passed in to control the puppeteer page options:

• userAgent Specific user agent to use in this page
• pageWaitOn Wait-on string to use for puppeteer page.waitOn eg. ".live-item:nth-of-type(10)"
• pageGotoOptions JSON string of options to use with puppeteer page.goto eg. "{ timeout: 0, waitUntil: 'networkidle0' }"
• viewport
  • width page width in pixels. required
  • height page height in pixels. required
  • deviceScaleFactor Specify device scale factor (can be thought of as dpr). Defaults to 1.
  • isMobile Whether the meta viewport tag is taken into account. Defaults to false.
  • hasTouch Specifies if viewport supports touch events. Defaults to false.
  • isLandscape Specifies if viewport is in landscape mode. Defaults to false.

  Execution

  To execute, simply run docker run --shm-size 1G puppeteer-scripts