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add support for SSE-S3 bulk ETag decryption (#14627)

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This commit adds support for bulk ETag
decryption for SSE-S3 encrypted objects.

If KES supports a bulk decryption API, then
MinIO will check whether its policy grants
access to this API. If so, MinIO will use
a bulk API call instead of sending encrypted
ETags serially to KES.

Note that MinIO will not use the KES bulk API
if its client certificate is an admin identity.

MinIO will process object listings in batches.
A batch has a configurable size that can be set
via `MINIO_KMS_KES_BULK_API_BATCH_SIZE=N`.
It defaults to `500`.

This env. variable is experimental and may be
renamed / removed in the future.

Signed-off-by: Andreas Auernhammer <hi@aead.dev>
This commit is contained in:
Andreas Auernhammer
2022-03-25 23:01:41 +01:00
committed by GitHub
parent 3970204009
commit 4d2fc530d0
9 changed files with 252 additions and 60 deletions
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3
go.sum
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@@ -1090,8 +1090,9 @@ github.com/minio/filepath v1.0.0/go.mod h1:/nRZA2ldl5z6jT9/KQuvZcQlxZIMQoFFQPvEX
github.com/minio/highwayhash v1.0.1/go.mod h1:BQskDq+xkJ12lmlUUi7U0M5Swg3EWR+dLTk+kldvVxY=
github.com/minio/highwayhash v1.0.2 h1:Aak5U0nElisjDCfPSG79Tgzkn2gl66NxOMspRrKnA/g=
github.com/minio/highwayhash v1.0.2/go.mod h1:BQskDq+xkJ12lmlUUi7U0M5Swg3EWR+dLTk+kldvVxY=
github.com/minio/kes v0.18.0 h1:HryN2oAXc/xCwr+LzsU+P/xnrsLuIRJBun3EU8PuJaw=
github.com/minio/kes v0.18.0/go.mod h1:zrimNafasyumYOBjHonPLLIUgCuRzCef0uQ6IojITZA=
github.com/minio/kes v0.19.0 h1:rKzkDXT4ay7FBW34KgXK+y85bie4x4Oiq29ONRuMzh0=
github.com/minio/kes v0.19.0/go.mod h1:e9YGKbwFCV7LbqNPMfZBazfNUsFGJ5LG4plSeWL8mmg=
github.com/minio/madmin-go v1.1.23/go.mod h1:wv8zCroSCnpjjQdmgsdJEkFH2oD4w9J40OZqbhxjiJ4=
github.com/minio/madmin-go v1.3.0/go.mod h1:b+BL64YlLY/NnE/LCPGbSgIcNX6WSWHx8BOb9wrYShk=
github.com/minio/madmin-go v1.3.5 h1:YbDc4Q1oAjeGCss1u4j29kVgwJDLzoohgIGebAaLBXc=