Ethereum consensus client in Rust
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Paul Hauner 2ce2ec9b62 Remove penalty for attesting to unknown head (#2903)
## Issue Addressed

- Resolves https://github.com/sigp/lighthouse/issues/2902

## Proposed Changes

As documented in https://github.com/sigp/lighthouse/issues/2902, there are some cases where we will score peers very harshly for sending attestations to an unknown head.

This PR removes the penalty when an attestation for an unknown head is received, queued for block look-up, then popped from the queue without the head block being known. This prevents peers from being penalized for an unknown block when that peer was never actually asked for the block.

Peer penalties should still be applied to the peers who *do* get the request for the block and fail to respond with a valid block. As such, peers who send us attestations to non-existent heads should eventually be booted.

## Additional Info

- [ ] Need to confirm that a timeout for a bbroot request will incur a penalty.
2022-01-13 03:08:38 +00:00
.github Antithesis docker workflow (#2877) 2022-01-12 20:58:41 +00:00
account_manager Allow to set validator password via reimport (#2868) 2021-12-21 08:23:18 +00:00
beacon_node Remove penalty for attesting to unknown head (#2903) 2022-01-13 03:08:38 +00:00
book Document Homebrew package (#2885) 2022-01-08 01:15:07 +00:00
boot_node Add tests for flags enable-enr-auto-update and disable-packet-filter (#2887) 2022-01-07 05:32:33 +00:00
common Avoid penalizing peers for delays during processing (#2894) 2022-01-12 02:36:24 +00:00
consensus Skip serializing proposer boost if null (#2899) 2022-01-11 05:33:29 +00:00
crypto Kintsugi review comments (#2831) 2021-12-02 14:29:59 +11:00
lcli Fix off-by-one in block packing lcli (#2878) 2022-01-07 05:32:29 +00:00
lighthouse Add tests for flags enable-enr-auto-update and disable-packet-filter (#2887) 2022-01-07 05:32:33 +00:00
scripts Fix name collision in script (#2678) 2021-10-05 22:54:11 +00:00
slasher Additional networking metrics (#2549) 2021-12-22 06:17:14 +00:00
testing Antithesis docker workflow (#2877) 2022-01-12 20:58:41 +00:00
validator_client Adjusting ARCHIVE_URL (#2892) 2022-01-07 05:32:34 +00:00
.dockerignore Update spec tests to v1.1.0-beta.4 (#2548) 2021-09-25 05:58:35 +00:00
.editorconfig Add editorconfig template 2019-03-11 15:09:57 +11:00
.gitignore Delete uncompressed genesis states (#2092) 2020-12-16 03:44:05 +00:00
.gitmodules Replace EF tests submodule with a makefile 2019-09-08 04:19:54 +10:00
bors.toml Add Windows to Bors config (#2358) 2021-05-20 00:23:08 +00:00
Cargo.lock Update dependencies including sha2 (#2896) 2022-01-11 01:35:56 +00:00
Cargo.toml Kintsugi review comments (#2831) 2021-12-02 14:29:59 +11:00
CONTRIBUTING.md Update CONTRIBUTING.md (#751) 2020-01-03 10:45:53 +11:00
Cross.toml Optimise slasher DB layout and switch to MDBX (#2776) 2021-12-21 08:23:17 +00:00
Dockerfile Optimise slasher DB layout and switch to MDBX (#2776) 2021-12-21 08:23:17 +00:00
Dockerfile.cross Update docker images to Ubuntu latest (#2862) 2021-12-15 07:44:44 +00:00
LICENSE Update License to Apache 2.0 2019-04-15 16:47:35 +10:00
Makefile Fix assert in slashing protection import (#2881) 2022-01-04 20:46:44 +00:00
README.md Fix readme typo (#2312) 2021-04-14 02:30:54 +00:00
SECURITY.md Add how users should report security vulnerabilities for this repository (#2562) 2021-09-07 01:54:05 +00:00

Lighthouse: Ethereum 2.0

An open-source Ethereum 2.0 client, written in Rust and maintained by Sigma Prime.

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Overview

Lighthouse is:

  • Ready for use on Eth2 mainnet.
  • Fully open-source, licensed under Apache 2.0.
  • Security-focused. Fuzzing techniques have been continuously applied and several external security reviews have been performed.
  • Built in Rust, a modern language providing unique safety guarantees and excellent performance (comparable to C++).
  • Funded by various organisations, including Sigma Prime, the Ethereum Foundation, ConsenSys, the Decentralization Foundation and private individuals.
  • Actively involved in the specification and security analysis of the Ethereum 2.0 specification.

Eth2 Deposit Contract

The Lighthouse team acknowledges 0x00000000219ab540356cBB839Cbe05303d7705Fa as the canonical Eth2 deposit contract address.

Documentation

The Lighthouse Book contains information for users and developers.

The Lighthouse team maintains a blog at lighthouse.sigmaprime.io which contains periodical progress updates, roadmap insights and interesting findings.

Branches

Lighthouse maintains two permanent branches:

  • stable: Always points to the latest stable release.
    • This is ideal for most users.
  • unstable: Used for development, contains the latest PRs.
    • Developers should base their PRs on this branch.

Contributing

Lighthouse welcomes contributors.

If you are looking to contribute, please head to the Contributing section of the Lighthouse book.

Contact

The best place for discussion is the Lighthouse Discord server. Alternatively, you may use the sigp/lighthouse gitter.

Sign up to the Lighthouse Development Updates mailing list for email notifications about releases, network status and other important information.

Encrypt sensitive messages using our PGP key.

Donations

Lighthouse is an open-source project and a public good. Funding public goods is hard and we're grateful for the donations we receive from the community via:

  • Gitcoin Grants.
  • Ethereum address: 0x25c4a76E7d118705e7Ea2e9b7d8C59930d8aCD3b (donation.sigmaprime.eth).