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Extrinsics PubSub (#349)

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* Extrinsic subscriptions.

* Handle RPC errors better.

* Add tests for extrinsics and unignored others.

* Handle client errors.

* Fix compilation.
This commit is contained in:
Tomasz Drwięga
2018-07-17 23:57:08 +02:00
committed by Gav Wood
parent a649fee20a
commit 14abd75369
2 changed files with 24 additions and 7 deletions
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polkadot/transaction-pool/src/lib.rs
+21 -4
View File
@@ -44,8 +44,13 @@ use std::{
};
use codec::{Decode, Encode};
use extrinsic_pool::{Pool, Listener, txpool::{self, Readiness, scoring::{Change, Choice}}};
use extrinsic_pool::api::{ExtrinsicPool, EventStream};
use extrinsic_pool::{
api::{ExtrinsicPool, EventStream},
txpool::{self, Readiness, scoring::{Change, Choice}},
watcher::Watcher,
Pool,
Listener,
};
use polkadot_api::PolkadotApi;
use primitives::{AccountId, BlockId, Hash, Index, UncheckedExtrinsic as FutureProofUncheckedExtrinsic};
use runtime::{Address, UncheckedExtrinsic};
@@ -385,6 +390,8 @@ impl<A> Deref for TransactionPool<A> {
}
}
// TODO: more general transaction pool, which can handle more kinds of vec-encoded transactions,
// even when runtime is out of date.
impl<A> ExtrinsicPool<FutureProofUncheckedExtrinsic, BlockId, Hash> for TransactionPool<A> where
A: Send + Sync + 'static,
A: PolkadotApi,
@@ -392,8 +399,6 @@ impl<A> ExtrinsicPool<FutureProofUncheckedExtrinsic, BlockId, Hash> for Transact
type Error = Error;
fn submit(&self, block: BlockId, xts: Vec<FutureProofUncheckedExtrinsic>) -> Result<Vec<Hash>> {
// TODO: more general transaction pool, which can handle more kinds of vec-encoded transactions,
// even when runtime is out of date.
xts.into_iter()
.map(|xt| xt.encode())
.map(|encoded| {
@@ -404,6 +409,18 @@ impl<A> ExtrinsicPool<FutureProofUncheckedExtrinsic, BlockId, Hash> for Transact
.collect()
}
fn submit_and_watch(&self, block: BlockId, xt: FutureProofUncheckedExtrinsic) -> Result<Watcher<Hash>> {
let encoded = xt.encode();
let decoded = UncheckedExtrinsic::decode(&mut &encoded[..]).ok_or(ErrorKind::InvalidExtrinsicFormat)?;
let verifier = Verifier {
api: &*self.api,
at_block: block,
};
self.inner.submit_and_watch(verifier, decoded)
}
fn light_status(&self) -> LightStatus {
self.inner.light_status()
}