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program works but script doesn't

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This commit is contained in:
Ajinkya Kulkarni 2024-04-15 18:48:42 +02:00
parent a78bdf589d
commit e9b276de83
11 changed files with 4576 additions and 0 deletions
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16
.gitignore vendored Normal file
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# Cargo build
**/target
# Cargo config
.cargo
# Profile-guided optimization
/tmp
pgo-data.profdata
# MacOS nuisances
.DS_Store
# Proofs
**/proof-with-pis.json
**/proof-with-io.json

9
core/Cargo.toml Normal file
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[package]
name = "mtcs-core"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
serde = { version = "1.0", default-features = false, features = ["derive", "alloc"] }

43
core/src/lib.rs Normal file
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use serde::{Deserialize, Serialize};
#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
pub struct PrivateKey {
pub key: Vec<u8>,
}
#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
pub struct Proof {
pub bytes: Vec<u8>,
}
#[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
pub struct MerkleData {
pub merkle_root: [u8; 32],
pub indexes: Vec<usize>,
pub len: usize,
}
pub type Address = [u8; 20];
#[derive(Clone, Copy, Debug, Deserialize, Eq, Hash, PartialEq, Serialize)]
pub struct Obligation {
pub from: Address,
pub to: Address,
pub value: u8,
pub salt: [u8; 32],
}
pub type ObligationList = Vec<Obligation>;
#[derive(Clone, Debug, Deserialize, Eq, Hash, PartialEq, Serialize)]
pub struct Cycle {
pub setoff: u8,
pub size: usize,
pub obligations: ObligationList,
}
// #[derive(Clone, Debug, Deserialize, Eq, PartialEq, Serialize)]
// pub struct SignedCommit {
// pub message: Digest,
// pub sign: Digest,
// }

505
program/Cargo.lock generated Normal file
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# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 3
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11
program/Cargo.toml Normal file
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[workspace]
[package]
version = "0.1.0"
name = "mtcs-sp1-program"
edition = "2021"
[dependencies]
sp1-zkvm = { git = "https://github.com/succinctlabs/sp1.git" }
mtcs-core = {path = "../core"}
rs_merkle = "1.4.2"
bincode = "1.3.3"

58
program/src/main.rs Normal file
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#![no_main]
use bincode::serialize;
use mtcs_core::*;
use rs_merkle::{algorithms::Sha256 as MerkleSha256, Hasher, MerkleProof};
sp1_zkvm::entrypoint!(main);
pub fn main() {
println!("reading inputs into guest...");
let cycle: Cycle = sp1_zkvm::io::read::<Cycle>();
let _secret: PrivateKey = sp1_zkvm::io::read::<PrivateKey>();
let proof: Proof = sp1_zkvm::io::read::<Proof>();
let merkle_data: MerkleData = sp1_zkvm::io::read::<MerkleData>();
assert_eq!(
cycle.size,
cycle.obligations.len(),
"cycle size does not match number of obligations"
);
assert!(
cycle.size > 2,
"invalid cycle, length is {}, should be atleast 3",
cycle.size
);
let mut leaves: Vec<[u8; 32]> = vec![];
println!("running validity checks...");
let from = &cycle.obligations.first().unwrap().from;
let to = &cycle.obligations.iter().fold(from, |acc, x| {
if &x.from == acc && &x.value >= &cycle.setoff {
leaves.push(MerkleSha256::hash(&serialize(&x).unwrap()));
&x.to
} else {
panic!("cycle invalid")
}
});
assert_eq!(&from, to);
let indexes = merkle_data.indexes;
let proof: MerkleProof<MerkleSha256> =
MerkleProof::<MerkleSha256>::try_from(proof.bytes).unwrap();
assert!(proof.verify(
merkle_data.merkle_root,
&indexes,
leaves.get(..).ok_or("couldn't fetch leaves").unwrap(),
merkle_data.len
));
println!("creating commitments for public data");
sp1_zkvm::io::commit(&cycle);
}
// TODO: for every edge involved in clearing, the total offsets of all cycles
// passing through that edge should be less than the value of that edge
// TODO:need to make sure that the same cycle doesn't appear
// twice in the same clearing epoch

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11
script/Cargo.toml Normal file
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[workspace]
[package]
version = "0.1.0"
name = "mtcs-sp1-script"
edition = "2021"
[dependencies]
sp1-sdk = { git = "https://github.com/succinctlabs/sp1.git" }
[build-dependencies]
sp1-helper = { git = "https://github.com/succinctlabs/sp1.git" }

5
script/build.rs Normal file
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use sp1_helper::build_program;
fn main() {
build_program("../program")
}

3
script/rust-toolchain Normal file
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@ -0,0 +1,3 @@
[toolchain]
channel = "nightly-2024-01-25"
components = ["llvm-tools", "rustc-dev"]

197
script/src/main.rs Normal file
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// These constants represent the RISC-V ELF and the image ID generated by risc0-build.
// The ELF is used for proving and the ID is used for verification.
use bincode::serialize;
use methods::{PROVER_ELF, PROVER_ID};
use mtcs_core::*;
use rs_merkle::{algorithms::Sha256 as MerkleSha256, Hasher, MerkleTree};
use std::time::SystemTime;
use sp1_sdk::{SP1Prover, SP1Stdin, SP1Verifier};
const ELF: &[u8] = include_bytes!("../../program/elf/riscv32im-succinct-zkvm-elf");
fn main() {
// Initialize tracing. In order to view logs, run `RUST_LOG=info cargo run`
env_logger::init();
// An executor environment describes the configurations for the zkVM
// including program inputs.
// An default ExecutorEnv can be created like so:
// `let env = ExecutorEnv::builder().build().unwrap();`
// However, this `env` does not have any inputs.
//
// To add add guest input to the executor environment, use
// ExecutorEnvBuilder::write().
// To access this method, you'll need to use ExecutorEnv::builder(), which
// creates an ExecutorEnvBuilder. When you're done adding input, call
// ExecutorEnvBuilder::build().
let start_time = SystemTime::now();
println!("generating guest inputs...");
// For example:
let key: Vec<u8> = "passw0rdpassw0rdpassw0rdpassw0rd".as_bytes().to_vec();
let secret = PrivateKey { key };
let cycle: Cycle = Cycle {
setoff: 103,
size: 3,
obligations: vec![
Obligation {
from: hex::decode("9BA1Bcd88E99d6E1E03252A70A63FEa83Bf1208c")
.expect("Decoding failed")
.try_into()
.unwrap(),
to: hex::decode("6FF840eeeFFec0C35F52bB6031a9Ae34524a05b6")
.expect("Decoding failed")
.try_into()
.unwrap(),
value: 103,
salt: [
134, 104, 222, 91, 13, 97, 183, 43, 190, 29, 199, 203, 206, 17, 241, 117, 145,
238, 154, 201, 79, 48, 188, 175, 205, 156, 218, 223, 93, 208, 253, 13,
],
},
Obligation {
from: hex::decode("6FF840eeeFFec0C35F52bB6031a9Ae34524a05b6")
.expect("Decoding failed")
.try_into()
.unwrap(),
to: hex::decode("42cEDde51198D1773590311E2A340DC06B24cB37")
.expect("Decoding failed")
.try_into()
.unwrap(),
value: 197,
salt: [
47, 45, 177, 118, 3, 36, 136, 70, 238, 148, 143, 56, 140, 115, 20, 16, 235,
102, 188, 236, 119, 192, 25, 103, 197, 72, 237, 170, 40, 203, 125, 227,
],
},
Obligation {
from: hex::decode("42cEDde51198D1773590311E2A340DC06B24cB37")
.expect("Decoding failed")
.try_into()
.unwrap(),
to: hex::decode("9BA1Bcd88E99d6E1E03252A70A63FEa83Bf1208c")
.expect("Decoding failed")
.try_into()
.unwrap(),
value: 252,
salt: [
10, 136, 55, 248, 203, 115, 181, 120, 254, 162, 89, 219, 109, 241, 31, 169,
203, 202, 197, 34, 2, 240, 234, 36, 28, 103, 3, 184, 190, 156, 151, 252,
],
},
],
};
let all_obligations: Vec<Obligation> = vec![
Obligation {
from: hex::decode("9BA1Bcd88E99d6E1E03252A70A63FEa83Bf1208c")
.expect("Decoding failed")
.try_into()
.unwrap(),
to: hex::decode("6FF840eeeFFec0C35F52bB6031a9Ae34524a05b6")
.expect("Decoding failed")
.try_into()
.unwrap(),
value: 103,
salt: [
134, 104, 222, 91, 13, 97, 183, 43, 190, 29, 199, 203, 206, 17, 241, 117, 145, 238,
154, 201, 79, 48, 188, 175, 205, 156, 218, 223, 93, 208, 253, 13,
],
},
Obligation {
from: hex::decode("6FF840eeeFFec0C35F52bB6031a9Ae34524a05b6")
.expect("Decoding failed")
.try_into()
.unwrap(),
to: hex::decode("42cEDde51198D1773590311E2A340DC06B24cB37")
.expect("Decoding failed")
.try_into()
.unwrap(),
value: 197,
salt: [
47, 45, 177, 118, 3, 36, 136, 70, 238, 148, 143, 56, 140, 115, 20, 16, 235, 102,
188, 236, 119, 192, 25, 103, 197, 72, 237, 170, 40, 203, 125, 227,
],
},
Obligation {
from: hex::decode("42cEDde51198D1773590311E2A340DC06B24cB37")
.expect("Decoding failed")
.try_into()
.unwrap(),
to: hex::decode("9BA1Bcd88E99d6E1E03252A70A63FEa83Bf1208c")
.expect("Decoding failed")
.try_into()
.unwrap(),
value: 252,
salt: [
10, 136, 55, 248, 203, 115, 181, 120, 254, 162, 89, 219, 109, 241, 31, 169, 203,
202, 197, 34, 2, 240, 234, 36, 28, 103, 3, 184, 190, 156, 151, 252,
],
},
];
let mut indexes: Vec<usize> = Vec::new();
cycle.obligations.iter().for_each(|&i| {
let index = all_obligations.iter().position(|&x| x == i).unwrap();
indexes.push(index)
});
let leaves: Vec<[u8; 32]> = all_obligations
.iter()
.map(|x| MerkleSha256::hash(&serialize(&x).unwrap()[..]))
.collect();
let len = leaves.len();
let merkle_tree = MerkleTree::<MerkleSha256>::from_leaves(&leaves);
let merkle_root = merkle_tree.root().ok_or("could not find root").unwrap();
let merkle_proof = merkle_tree.proof(&indexes);
let bytes = merkle_proof.to_bytes();
let key: PrivateKey = secret;
let proof: Proof = Proof {
bytes: bytes.as_slice().try_into().unwrap(),
};
let aux: MerkleData = MerkleData {
merkle_root,
indexes: indexes.try_into().unwrap(),
len,
};
let mut stdin = SP1Stdin::new();
println!("writing inputs to guest...");
stdin.write(&cycle);
stdin.write(&key);
stdin.write(&proof);
stdin.write(&aux);
println!("generating proof...");
let mut proof = SP1Prover::prove(ELF, stdin).expect("proving failed");
println!("proof generation completed!");
println!("verifying receipt...");
SP1Verifier::verify(ELF, &proof).expect("verification failed");
println!("verification completed!");
let end_time = SystemTime::now();
let difference = end_time
.duration_since(start_time)
.expect("Clock may have gone backwards");
println!("Total time: {difference:?}");
proof
.save("proof-with-io.json")
.expect("saving proof failed");
println!("successfully generated and verified proof for the program!")
}