- separate out reading stream response while browser is waiting (not
really async) from actual async loading, this is not handled via
fetchResponseBody()
- unify async fetch into first trying browser networking for regular
GET, fallback to regular fetch()
- load headers and body separately in async fetch, allowing for
cancelling request after headers
- refactor direct fetch of non-html pages: load headers and handle
loading body, adding page async, allowing worker to continue loading
browser-based pages (should allow more parallelization in the future)
- unify WARC writing in preparation for dedup: unified serializeWARC()
called for all paths, WARC digest computed, additional checks for
payload added for streaming loading
Adds enterprise policy to always download PDF and sets download dir to
/dev/null
Moves policies to chromium.json and brave.json for clarity
Further cleanup of non-HTML loading path:
- sets downloadResponse when page load is aborted but response is
actually download
- sets firstResponse when first response finishes, but page doesn't
fully load
- logs that non-HTML pages skip all post-crawl behaviors in one place
- move page extra delay to separate awaitPageExtraDelay() function, applied for all pages (while post-load delay only applied to HTML pages)
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Co-authored-by: Tessa Walsh <tessa@bitarchivist.net>