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Move erasure root out of candidate commitments and into descriptor (#2010)

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* guide: move erasure-root to candidate descriptor

* primitives: move erasure root to descriptor

* guide: unify candidate commitments and validation outputs

* primitives: unify validation outputs and candidate commitments

* parachains-runtime: fix fallout

* runtimes: fix fallout

* collation generation: fix fallout

* fix stray reference in primitives

* fix fallout in node-primitives

* fix remaining fallout in collation generation

* fix fallout in candidate validation

* fix fallout in runtime API subsystem

* fix fallout in subsystem messages

* fix fallout in candidate backing

* fix fallout in availability distribution

* don't clone

* clone

Co-authored-by: Sergei Shulepov <sergei@parity.io>
This commit is contained in:
Robert Habermeier
2020-11-27 11:39:42 -05:00
committed by GitHub
parent 4fba9df943
commit 0a79d663e4
18 changed files with 85 additions and 134 deletions
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polkadot/primitives/src/v1.rs
+3 -21
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@@ -142,6 +142,8 @@ pub struct CandidateDescriptor<H = Hash> {
pub persisted_validation_data_hash: Hash,
/// The blake2-256 hash of the pov.
pub pov_hash: Hash,
/// The root of a block's erasure encoding Merkle tree.
pub erasure_root: Hash,
/// Signature on blake2-256 of components of this receipt:
/// The parachain index, the relay parent, the validation data hash, and the pov_hash.
pub signature: CollatorSignature,
@@ -341,24 +343,6 @@ pub struct TransientValidationData<N = BlockNumber> {
pub dmq_length: u32,
}
/// Outputs of validating a candidate.
#[derive(Encode, Decode)]
#[cfg_attr(feature = "std", derive(Clone, Debug, Default))]
pub struct ValidationOutputs {
/// The head-data produced by validation.
pub head_data: HeadData,
/// Upward messages to the relay chain.
pub upward_messages: Vec<UpwardMessage>,
/// The horizontal messages sent by the parachain.
pub horizontal_messages: Vec<OutboundHrmpMessage<Id>>,
/// The new validation code submitted by the execution, if any.
pub new_validation_code: Option<ValidationCode>,
/// The number of messages processed from the DMQ.
pub processed_downward_messages: u32,
/// The mark which specifies the block number up to which all inbound HRMP messages are processed.
pub hrmp_watermark: BlockNumber,
}
/// Commitments made in a `CandidateReceipt`. Many of these are outputs of validation.
#[derive(PartialEq, Eq, Clone, Encode, Decode)]
#[cfg_attr(feature = "std", derive(Debug, Default, Hash))]
@@ -367,8 +351,6 @@ pub struct CandidateCommitments<N = BlockNumber> {
pub upward_messages: Vec<UpwardMessage>,
/// Horizontal messages sent by the parachain.
pub horizontal_messages: Vec<OutboundHrmpMessage<Id>>,
/// The root of a block's erasure encoding Merkle tree.
pub erasure_root: Hash,
/// New validation code.
pub new_validation_code: Option<ValidationCode>,
/// The head-data produced as a result of execution.
@@ -761,7 +743,7 @@ sp_api::decl_runtime_apis! {
-> Option<PersistedValidationData<N>>;
/// Checks if the given validation outputs pass the acceptance criteria.
fn check_validation_outputs(para_id: Id, outputs: ValidationOutputs) -> bool;
fn check_validation_outputs(para_id: Id, outputs: CandidateCommitments) -> bool;
/// Returns the session index expected at a child of the block.
///