gas/simple fee market

[hujw77]

Simply fee market logic

• decrease assignedRelayersNumber from N to 1.
• remove VAULT for receiving surplus, because of message fee equal to base fee.
• combine Order and OrderExt to Order. Fix #144

  FeeMarket gas used

  
  yarn test test/test_normal_send_message_single.js

·----------------------------------------------------|---------------------------|----------------|-----------------------------· | Solc version: 0.8.11 · Optimizer enabled: true · Runs: 999999 · Block limit: 12450000 gas │ ·····················································|···························|················|······························ | Methods │ ·················|···································|·············|·············|················|···············|·············· | Contract · Method · Min · Max · Avg · # calls · eur (avg) │ ·················|···································|·············|·············|················|···············|·············· | InboundLane · receive_messages_proof · - · - · 121201 · 2 · - │ ·················|···································|·············|·············|················|···············|·············· | OutboundLane · receive_messages_delivery_proof · - · - · 110036 · 2 · - │ ·················|···································|·············|·············|················|···············|·············· | OutboundLane · send_message · - · - · 412714 · 2 · - │ ·················|···································|·············|·············|················|···············|··············

### SimpleFeeMarket gas used

yarn test test/test_normal_send_message_single_with_simple_fee_market.js

·-------------------------------------------------------|---------------------------|----------------|-----------------------------· | Solc version: 0.8.11 · Optimizer enabled: true · Runs: 999999 · Block limit: 12450000 gas │ ························································|···························|················|······························ | Methods │ ····················|···································|·············|·············|················|···············|·············· | Contract · Method · Min · Max · Avg · # calls · eur (avg) │ ····················|···································|·············|·············|················|···············|·············· | InboundLane · receive_messages_proof · - · - · 121201 · 2 · - │ ····················|···································|·············|·············|················|···············|·············· | OutboundLane · receive_messages_delivery_proof · - · - · 85393 · 2 · - │ ····················|···································|·············|·············|················|···············|·············· | OutboundLane · send_message · - · - · 228471 · 2 · - │ ····················|···································|·············|·············|················|···············|··············

### Gas comparing
`SimpleFeeMarket` reduce ~ 44% gas in `send_message`
`SimpleFeeMarket` reduce ~ 22% gas in `receive_messages_delivery_proof`

[hackfisher]

Any plans for beefy to support BLS, and the plan of Ethereum to support BLS precompile: https://eips.ethereum.org/EIPS/eip-2537

[hujw77]

Any plans for beefy to support BLS, and the plan of Ethereum to support BLS precompile: https://eips.ethereum.org/EIPS/eip-2537

https://github.com/ethereum/go-ethereum/blob/a8040bc2c51605a4cca9e48cac83ff14928d50c2/core/vm/contracts.go#L97

Now, BLS precompile only for testing purposes.

[hujw77]

Any plans for beefy to support BLS, and the plan of Ethereum to support BLS precompile: https://eips.ethereum.org/EIPS/eip-2537

https://github.com/ethereum/go-ethereum/blob/a8040bc2c51605a4cca9e48cac83ff14928d50c2/core/vm/contracts.go#L97

Now, BLS precompile only for testing purposes.

There is a roadmap and pr to track the plan https://github.com/ethereum/annotated-spec/blob/master/images/roadmap.jpeg https://github.com/ethereum/pm/issues/343