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Zhengchao An
5355210070
* fix(sse): read objects that MinIO encrypted
RustFS could not read a single MinIO-encrypted object. Two independent blockers, and backlog#1638 could only argue them statically because the fixtures the interop tests consume are generated, not checked in — so those tests had never once run. With the fixture lab working, both are now measured, fixed and covered.
The detection gate required `x-amz-server-side-encryption` to be present. MinIO never persists it: `crypto.S3.CreateMetadata` writes only the `X-Minio-Internal-*` family and the public header is synthesized onto the response by `DecryptObjectInfo`. Every MinIO object therefore fell out of the managed path and failed with "encrypted object metadata is incomplete". The scheme is now inferred from which sealed-key slot is present, which is self-consistent by construction: the slot decides both which header the unseal reads and which domain string the sealing key is derived under, so an inference that disagreed with the slot could not silently derive a wrong key. Inferring from the KMS key id would NOT be safe — MinIO writes `-S3-Kms-Key-Id` on SSE-S3 objects too, which the fixtures show and a mutation test pins.
Past the gate, the data key itself could not be unwrapped. Its wire format is `sealed_bytes || iv[16] || nonce[12]` — the randomness trails the ciphertext rather than leading it — with a per-ciphertext sealing key of `HMAC-SHA256(master, iv)` and the encryption context bound as associated data (`internal/kms/secret-key.go`). Note this is not the `{"aead":...}` JSON that backlog#1638's analysis described: current MinIO writes the raw layout and treats JSON only as a legacy encoding, normalizing it into the same byte order. Both are decoded here, in a decoder of their own — `LocalSseDekEnvelope`'s `deny_unknown_fields` is untouched, since loosening it to admit MinIO's shape would also admit malformed RustFS envelopes that backlog#1567 requires to keep failing closed.
Routing between the two decoders cannot key on metadata: RustFS's own writer fills MinIO's slots while storing a RustFS envelope in them, so neither the slot nor the header name distinguishes writers. It keys on the data key's own shape instead, recognizing the two strict RustFS JSON shapes positively and leaving only the remainder to MinIO — so neither decoder is ever handed the other's format. Three round-trip tests caught an earlier slot-based attempt doing exactly that.
Fail-closed is preserved throughout: a scheme that cannot be established still returns None, and the read plan independently classifies the object as encrypted from its markers and refuses to serve it without material, so no path degrades into returning ciphertext as plaintext.
The interop harness also gets a provider reset. The DEK provider is cached process-wide, so a case that ran earlier kept serving its master key to every later case — which silently made the wrong-key negative test unable to fail. It fails correctly now, and the whole suite is meaningful for the first time.
Refs rustfs/backlog#1638.
* fix(sse): gate the MinIO data-key trait method behind rio-v2
The method's only call site sits in the rio-v2 branch of the managed read path, so a build without that feature carried a trait method nothing could reach — a warning under default features and, with -D warnings, a hard failure of the sftp lane. The declaration now carries the same gate its implementation and its sibling decrypt_legacy_sse_dek already had.
Verified against the lane that caught it (cargo clippy -p rustfs --features sftp --all-targets -- -D warnings, clean), plus the default build and the rio-v2 interop suite (4 passed).
Refs rustfs/backlog#1638.
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Co-authored-by: houseme <housemecn@gmail.com>
RustFS is a high-performance distributed object storage software built using Rust
Getting Started · Docs · Bug reports · Discussions
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RustFS is a high-performance distributed object storage software built using Rust, one of the most popular languages worldwide. Along with MinIO, it shares a range of advantages such as simplicity, broad S3 API compatibility for supported features, open-source nature, support for data lakes, AI, and big data. Furthermore, it has a better and more user-friendly open-source license in comparison to other storage systems, being constructed under the Apache license. As Rust serves as its foundation, RustFS provides faster speed and safer distributed features for high-performance object storage.
Features
- High Performance: Built with Rust, ensuring speed and efficiency.
- Distributed Architecture: Scalable and fault-tolerant design for large-scale deployments.
- S3 Compatibility: Integration with common S3-compatible applications; current coverage is tracked in the S3 compatibility matrix.
- Data Lake Support: Optimized for big data and AI workloads.
- Open Source: Licensed under Apache 2.0, encouraging community contributions and transparency.
- User-Friendly: Designed with simplicity in mind, making it easy to deploy and manage.
RustFS vs MinIO
Stress test server parameters
| Type | parameter | Remark |
|---|---|---|
| CPU | 2 Core | Intel Xeon(Sapphire Rapids) Platinum 8475B , 2.7/3.2 GHz |
| Memory | 4GB | |
| Network | 15Gbp | |
| Driver | 40GB x 4 | IOPS 3800 / Driver |
https://github.com/user-attachments/assets/2e4979b5-260c-4f2c-ac12-c87fd558072a
RustFS vs Other object storage
| RustFS | Other object storage |
|---|---|
| Powerful Console | Simple and useless Console |
| Developed based on Rust language, memory is safer | Developed in Go or C, with potential issues like memory GC/leaks |
| Does not report logs to third-party countries | Reporting logs to other third countries may violate national security laws |
| Licensed under Apache, more business-friendly | AGPL V3 License and other License, polluted open source and License traps, infringement of intellectual property rights |
| S3-compatible core, with coverage tracked in the compatibility matrix | Variable S3 support and local cloud vendor coverage |
| Rust-based development, strong support for secure and innovative devices | Poor support for edge gateways and secure innovative devices |
| Stable commercial prices, free community support | High pricing, with costs up to $250,000 for 1PiB |
| No risk | Intellectual property risks and risks of prohibited uses |
Quickstart
To get started with RustFS, follow these steps:
-
One-click installation script (Option 1)
curl -O https://rustfs.com/install_rustfs.sh && bash install_rustfs.sh -
Docker Quick Start (Option 2)
# Docker Hub (recommended)
docker run -d -p 9000:9000 -v /data:/data rustfs/rustfs:latest
# Alternative using Podman
podman run -d -p 9000:9000 -v /data:/data rustfs/rustfs:latest
- Access the Console: Open your web browser and navigate to
http://localhost:9001to access the RustFS console, default username and password isrustfsadmin. - Create a Bucket: Use the console to create a new bucket for your objects.
- Upload Objects: You can upload files directly through the console or use S3-compatible APIs to interact with your RustFS instance.
Documentation
For detailed documentation, including configuration options, API references, and advanced usage, please visit our Documentation.
Getting Help
If you have any questions or need assistance, you can:
- Check the FAQ for common issues and solutions.
- Join our GitHub Discussions to ask questions and share your experiences.
- Open an issue on our GitHub Issues page for bug reports or feature requests.
Links
- Documentation - The manual you should read
- Changelog - What we broke and fixed
- GitHub Discussions - Where the community lives
Contact
- Bugs: GitHub Issues
- Business: hello@rustfs.com
- Jobs: jobs@rustfs.com
- General Discussion: GitHub Discussions
- Contributing: CONTRIBUTING.md
Contributors
RustFS is a community-driven project, and we appreciate all contributions. Check out the Contributors page to see the amazing people who have helped make RustFS better.
License
RustFS is a trademark of RustFS, Inc. All other trademarks are the property of their respective owners.