Commit Message: compression: add brotli compressor and decompressor
Additional Description: Add new brotli compression extensions in addition to gzip.
Risk Level: Low, no existing functionality is touched
Testing: uni tests, manual tests with curl.
Docs Changes: updated docs for compression and decompression HTTP filters to refer the new available encoder/decoder.
Release Notes: updated current.rst
Fixes#4429
The PR adds a new dependency on https://github.com/google/brotli. Here's the current criteria answers:
| Criteria | Answer |
|---------|---------|
| Cloud Native Computing Foundation (CNCF) approved license | MIT |
| Dependencies must not substantially increase the binary size unless they are optional | brotli's binary size built with `-c opt` is 752K |
| No duplication of existing dependencies | no other dep provides Brotli |
| Hosted on a git repository and the archive fetch must directly reference this repository. | https://github.com/google/brotli |
| CVE history appears reasonable, no pathological CVE arcs | so far 4 CVEs related to brotli have been registered |
| Code review (ideally PRs) before merge | PRs are reviewed before merge |
| Security vulnerability process exists, with contact details and reporting/disclosure process | no policy exists, submitted https://github.com/google/brotli/issues/878 |
| > 1 contributor responsible for a non-trivial number of commits | 75 contributors |
| Tests run in CI | CI set up with AppVeyor and Github actions |
| High test coverage (also static/dynamic analysis, fuzzing) | Fuzzers are run in CI |
| Envoy can obtain advanced notification of vulnerabilities or of security releases | brotli is registered in CPE |
| Do other significant projects have shared fate by using this dependency? | Google Chrome is using the library |
| Releases (with release notes) | https://github.com/google/brotli/releases |
| Commits/releases in last 90 days | last commit 9 days ago |
Signed-off-by: Dmitry Rozhkov <dmitry.rozhkov@intel.com>
Mirrored from https://github.com/envoyproxy/envoy @ 127aa55306c9e4366e10b3a6e26d01df826e2fc0
data-plane-api(Azure Pipelines)
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