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Use proper messages for ValidatorSets/InInstructions pallet

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Provides a DST, and associated metadata as beneficial.

Also utilizes MuSig's context to session-bind. Since set_keys_messages also
binds to set, this is semi-redundant, yet that's appreciated.
This commit is contained in:
Luke Parker
2023-05-13 04:20:13 -04:00
parent 663b5f4b50
commit 47f8766da6
17 changed files with 102 additions and 70 deletions
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2
substrate/in-instructions/pallet/Cargo.toml
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@@ -23,7 +23,7 @@ sp-runtime = { git = "https://github.com/serai-dex/substrate", default-features
frame-system = { git = "https://github.com/serai-dex/substrate", default-features = false }
frame-support = { git = "https://github.com/serai-dex/substrate", default-features = false }
serai-primitives = { path = "../..//primitives", default-features = false }
serai-primitives = { path = "../../primitives", default-features = false }
in-instructions-primitives = { path = "../primitives", default-features = false }
tokens-pallet = { path = "../../tokens/pallet", default-features = false }

4
substrate/in-instructions/pallet/src/lib.rs
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@@ -9,7 +9,7 @@ use sp_runtime::RuntimeDebug;
use serai_primitives::{BlockHash, NetworkId};
pub use in_instructions_primitives as primitives;
use primitives::{InInstruction, InInstructionWithBalance, SignedBatch};
use primitives::*;
#[derive(Clone, Copy, Encode, RuntimeDebug)]
#[cfg_attr(feature = "std", derive(scale::Decode, thiserror::Error))]
@@ -141,7 +141,7 @@ pub mod pallet {
}
};
if !key.verify(&batch.batch.encode(), &batch.signature) {
if !key.verify(&batch_message(&batch.batch), &batch.signature) {
Err(InvalidTransaction::BadProof)?;
}

2
substrate/in-instructions/primitives/Cargo.toml
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@@ -22,7 +22,7 @@ sp-application-crypto = { git = "https://github.com/serai-dex/substrate", defaul
sp-std = { git = "https://github.com/serai-dex/substrate", default-features = false }
sp-runtime = { git = "https://github.com/serai-dex/substrate", default-features = false }
serai-primitives = { path = "../..//primitives", default-features = false }
serai-primitives = { path = "../../primitives", default-features = false }
tokens-primitives = { path = "../../tokens/primitives", default-features = false }
[features]

5
substrate/in-instructions/primitives/src/lib.rs
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@@ -79,3 +79,8 @@ impl Zeroize for SignedBatch {
self.signature.as_mut().zeroize();
}
}
/// The message for the batch signature.
pub fn batch_message(batch: &Batch) -> Vec<u8> {
[b"InInstructions-batch".as_ref(), &batch.encode()].concat()
}