[DEMO ONLY] Speed up CI by using "threaded installs" for pnpm #4229
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octogonz
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dmichon-msft
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Jul 12, 2023
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Summary
This PR is a tech demonstration of a streamlined dependency installation flow for use on CI, to be used as reference for propagating the performance enhancements upstream into package managers.
Details
The most interesting component of this PR is the tarball hash/decompress/parse/extract worker.
The next most interesting is the networking layer that directly uses the
node:httpsmodule for reliability and performance.For performance comparison, this plugin performs a functional equivalent of
rush installon a production repository in 20-30 seconds, whereas using the actualrush installcommand typically took on the order of 200-300 seconds.How it was tested
This is code currently used in use, with various secrets redacted and left as placeholders.