go-ethereum/cmd/keeper/getpayload_ziren.go
Guillaume Ballet b05fe4aa64
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cmd/keeper: add the keeper zkvm guest program (#32543)
Keeper is a zmvm guest program that runs the block transition.
It relies on the zkvm maker implementing `getInput`. For now, we only
provide a single implementation for the 'ziren' VM.

Why keeper?

In the _Mass Effect_ lore, the keepers are animals (?) who maintain the
citadel. Nothing is known from them, and attempts at tampering with them
have failed, as they self-destruct upon inquiry. They have a secret,
nefarious purpose that is only revealed later in the game series, don't
want any spoilers so I didn't dig deeper. All in all, a good metaphor
for zkvms.

---------

Co-authored-by: weilzkm <140377101+weilzkm@users.noreply.github.com>
Co-authored-by: Felix Lange <fjl@twurst.com>
2025-09-15 19:47:41 +02:00

31 lines
1.2 KiB
Go

// Copyright 2025 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
//go:build ziren
package main
import (
zkruntime "github.com/zkMIPS/zkMIPS/crates/go-runtime/zkm_runtime"
)
// getInput reads the input payload from the zkVM runtime environment.
// The zkVM host provides the RLP-encoded Payload structure containing
// the block and witness data through the runtime's input mechanism.
func getInput() []byte {
input := zkruntime.Read[[]byte]()
return input
}