Similarly when the Main window is searching for new work, that also must happen to the exclusion of any other puppeteer activity.Puppeteer is a Node.js library which provides a high-level API to control Chromium (or Firefox) browsers over the DevTools Protocol. downloader) navigates to a page ans initiates the download that must happen to the exclusion of other puppeteer interactions, but waiting for, and processing the download may happen concurrently.įurthermore when a new download task is iitiated we must track to which worker it is assigned, making sure that busy workers are left alone. Wether that is navigating in the main window to find tasks, as well as performing the downloads in the worker windows. The requirement of the que structure is that any puppeteer interactions must happen on the same thread.
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