issue-#177

[andrewnguyen22]

Description

Wrap Canopy with the Ethereum JSON-RPC interface as specified here: https://ethereum.org/en/developers/docs/apis/json-rpc

Documentation

https://github.com/canopy-network/canopy/blob/issue-%23177/fsm/ethereum.md

How to test with metamask

1. Add custom network

• Network: Canopy
• RPC URL: localhost:50002/v1/eth
• Chain ID: 4294967297
• Symbol: CNPY

2. Send CNPY to your metamask address
3. See balance change
4. Send CNPY from your metamask wallet

Related Issues

Closes: #177

Changes Made

1. Implement the endpoints in this specification: https://ethereum.github.io/execution-apis/api-documentation/
2. Implement RLP decoding for Ethereum transactions and accept that as a valid Canopy Transactions
3. Added an indexer method to retrieve a block header only
4. Added protections around some protobuf fields

Motivation

Should allow (at least partial) compatibility with existing tooling like Metamask

Checklist

• I have tested the changes locally and verified they work as intended.
• I have appropriately titled my branch issue-#<issue-number>.
• I have run re-built the web-wallet and/or block explorer (if applicable).
• I have run npm run prettier to format the web-wallet and/or block explorer (if applicable)
• I have updated documentation (if applicable).
• I have included tests for the changes (if applicable).

Required Tags

• Priority: Medium
• Module: RPC

[andrewnguyen22]

@rem1niscence no rush on this review

Tested with metamask