Ethereum consensus client in Rust
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Giulio rebuffo 9d6209725f Added Merkle Proof Generation for Beacon State (#3674)
## Issue Addressed

This PR addresses partially #3651

## Proposed Changes

This PR adds the following methods:

* a new method to trait `TreeHash`, `hash_tree_leaves` which returns all the Merkle leaves of the ssz object.
* a new method to `BeaconState`: `compute_merkle_proof` which generates a specific merkle proof for given depth and index by using the `hash_tree_leaves` as leaves function.

## Additional Info

Now here is some rationale on why I decided to go down this route: adding a new function to commonly used trait is a pain but was necessary to make sure we have all merkle leaves for every object, that is why I just added  `hash_tree_leaves`  in the trait and not  `compute_merkle_proof` as well. although it would make sense it gives us code duplication/harder review time and we just need it from one specific object in one specific usecase so not worth the effort YET. In my humble opinion.

Co-authored-by: Michael Sproul <micsproul@gmail.com>
2022-11-08 01:58:18 +00:00
.github Ensure protoc is installed for release CI (#3621) 2022-10-03 23:09:25 +00:00
account_manager Fix rust 1.65 lints (#3682) 2022-11-04 07:43:43 +00:00
beacon_node Blocklookup data inconsistencies (#3677) 2022-11-07 06:48:34 +00:00
book Update stale sections of the book (#3671) 2022-11-07 06:48:32 +00:00
boot_node Update discv5 (#3171) 2022-10-28 05:40:06 +00:00
common Fix rust 1.65 lints (#3682) 2022-11-04 07:43:43 +00:00
consensus Added Merkle Proof Generation for Beacon State (#3674) 2022-11-08 01:58:18 +00:00
crypto Update discv5 (#3171) 2022-10-28 05:40:06 +00:00
database_manager Fix rust 1.65 lints (#3682) 2022-11-04 07:43:43 +00:00
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lighthouse Update discv5 (#3171) 2022-10-28 05:40:06 +00:00
scripts Ensure protoc is installed for release CI (#3621) 2022-10-03 23:09:25 +00:00
slasher Fix rust 1.65 lints (#3682) 2022-11-04 07:43:43 +00:00
testing Added Merkle Proof Generation for Beacon State (#3674) 2022-11-08 01:58:18 +00:00
validator_client Fix rust 1.65 lints (#3682) 2022-11-04 07:43:43 +00:00
.dockerignore Exclude EE build dirs from Docker context (#3174) 2022-05-09 23:43:31 +00:00
.editorconfig Add editorconfig template 2019-03-11 15:09:57 +11:00
.gitignore Allow setting web3signer version through environment (#3368) 2022-07-27 03:20:01 +00:00
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Cargo.lock Added Merkle Proof Generation for Beacon State (#3674) 2022-11-08 01:58:18 +00:00
Cargo.toml Remove fallback support from eth1 service (#3594) 2022-10-04 08:33:39 +00:00
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SECURITY.md Add how users should report security vulnerabilities for this repository (#2562) 2021-09-07 01:54:05 +00:00

Lighthouse: Ethereum consensus client

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

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Overview

Lighthouse is:

  • Ready for use on Ethereum consensus 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 proof-of-stake consensus specification.

Staking Deposit Contract

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

Documentation

The Lighthouse Book contains information for users and developers.

The Lighthouse team maintains a blog at lighthouse-blog.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.

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).