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Downward Message Processing implementation (#1859)

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* DMP: data structures and plumbing

* DMP: Implement DMP logic in the router module

DMP: Integrate DMP parts into the inclusion module

* DMP: Introduce the max size limit for the size of a downward message

* DMP: Runtime API for accessing inbound messages

* OCD

Small clean ups

* DMP: fix the naming of the error

* DMP: add caution about a non-existent recipient
This commit is contained in:
Sergei Shulepov
2020-10-28 11:41:42 +01:00
committed by GitHub
parent 1a25c41277
commit 9903bca259
26 changed files with 556 additions and 36 deletions
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polkadot/runtime/parachains/src/util.rs
+5 -3
View File
@@ -21,12 +21,12 @@ use sp_runtime::traits::{One, Saturating};
use primitives::v1::{Id as ParaId, PersistedValidationData, TransientValidationData};
use sp_std::prelude::*;
use crate::{configuration, paras};
use crate::{configuration, paras, router};
/// Make the persisted validation data for a particular parachain.
///
/// This ties together the storage of several modules.
pub fn make_persisted_validation_data<T: paras::Trait>(
pub fn make_persisted_validation_data<T: paras::Trait + router::Trait>(
para_id: ParaId,
) -> Option<PersistedValidationData<T::BlockNumber>> {
let relay_parent_number = <frame_system::Module<T>>::block_number() - One::one();
@@ -35,13 +35,14 @@ pub fn make_persisted_validation_data<T: paras::Trait>(
parent_head: <paras::Module<T>>::para_head(&para_id)?,
block_number: relay_parent_number,
hrmp_mqc_heads: Vec::new(),
dmq_mqc_head: <router::Module<T>>::dmq_mqc_head(para_id),
})
}
/// Make the transient validation data for a particular parachain.
///
/// This ties together the storage of several modules.
pub fn make_transient_validation_data<T: paras::Trait>(
pub fn make_transient_validation_data<T: paras::Trait + router::Trait>(
para_id: ParaId,
) -> Option<TransientValidationData<T::BlockNumber>> {
let config = <configuration::Module<T>>::config();
@@ -67,5 +68,6 @@ pub fn make_transient_validation_data<T: paras::Trait>(
max_head_data_size: config.max_head_data_size,
balance: 0,
code_upgrade_allowed,
dmq_length: <router::Module<T>>::dmq_length(para_id),
})
}