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Fix service setup for non-validator nodes (#378)

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* Fix service setup for non-validator nodes

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This commit is contained in:
Bastian Köcher
2019-08-16 20:10:58 +02:00
committed by Gavin Wood
parent 2c6409a942
commit da39da8a04
2 changed files with 62 additions and 92 deletions
Download Patch File Download Diff File Expand all files Collapse all files
polkadot/network/src/gossip.rs
+10
View File
@@ -169,6 +169,16 @@ pub fn register_validator<O: KnownOracle + 'static>(
RegisteredMessageValidator { inner: validator as _ } RegisteredMessageValidator { inner: validator as _ }
} }
/// Register a gossip validator for a non-authority node.
pub fn register_non_authority_validator(service: Arc<NetworkService>) {
service.with_gossip(|gossip, ctx|
gossip.register_validator(
ctx,
POLKADOT_ENGINE_ID,
Arc::new(substrate_network::consensus_gossip::DiscardAll)),
);
}
/// A registered message validator. /// A registered message validator.
/// ///
/// Create this using `register_validator`. /// Create this using `register_validator`.
polkadot/service/src/lib.rs
+52 -92
View File
@@ -25,7 +25,7 @@ use std::sync::Arc;
use std::time::Duration; use std::time::Duration;
use polkadot_primitives::{parachain, Block, Hash, BlockId}; use polkadot_primitives::{parachain, Block, Hash, BlockId};
use polkadot_runtime::{GenesisConfig, RuntimeApi}; use polkadot_runtime::{GenesisConfig, RuntimeApi};
use polkadot_network::gossip::{self as network_gossip, Known}; use polkadot_network::{gossip::{self as network_gossip, Known}, validation::ValidationNetwork};
use service::{ use service::{
FactoryFullConfiguration, FullBackend, LightBackend, FullExecutor, LightExecutor, FactoryFullConfiguration, FullBackend, LightBackend, FullExecutor, LightExecutor,
error::Error as ServiceError, TelemetryOnConnect error::Error as ServiceError, TelemetryOnConnect
@@ -198,10 +198,6 @@ service::construct_service_factory! {
} }
} }
if service.config().roles != service::Roles::AUTHORITY {
return Ok(service);
}
if service.config().custom.collating_for.is_some() { if service.config().custom.collating_for.is_some() {
info!( info!(
"The node cannot start as an authority because it is also configured to run as a collator." "The node cannot start as an authority because it is also configured to run as a collator."
@@ -241,59 +237,62 @@ service::construct_service_factory! {
}, },
); );
use polkadot_network::validation::ValidationNetwork; if service.config().roles.is_authority() {
let extrinsic_store = { let extrinsic_store = {
use std::path::PathBuf; use std::path::PathBuf;
let mut path = PathBuf::from(service.config().database_path.clone()); let mut path = PathBuf::from(service.config().database_path.clone());
path.push("availability"); path.push("availability");
av_store::Store::new(::av_store::Config { av_store::Store::new(::av_store::Config {
cache_size: None, cache_size: None,
path, path,
})? })?
}; };
// collator connections and validation network both fulfilled by this // collator connections and validation network both fulfilled by this
let validation_network = ValidationNetwork::new( let validation_network = ValidationNetwork::new(
service.network(), service.network(),
service.on_exit(), service.on_exit(),
gossip_validator, gossip_validator,
service.client(), service.client(),
polkadot_network::validation::WrappedExecutor(service.spawn_task_handle()), polkadot_network::validation::WrappedExecutor(service.spawn_task_handle()),
); );
let proposer = consensus::ProposerFactory::new( let proposer = consensus::ProposerFactory::new(
client.clone(), client.clone(),
select_chain.clone(), select_chain.clone(),
validation_network.clone(), validation_network.clone(),
validation_network, validation_network,
service.transaction_pool(), service.transaction_pool(),
Arc::new(service.spawn_task_handle()), Arc::new(service.spawn_task_handle()),
service.keystore(), service.keystore(),
extrinsic_store, extrinsic_store,
polkadot_runtime::constants::time::SLOT_DURATION, polkadot_runtime::constants::time::SLOT_DURATION,
service.config().custom.max_block_data_size, service.config().custom.max_block_data_size,
); );
let client = service.client(); let client = service.client();
let select_chain = service.select_chain().ok_or(ServiceError::SelectChainRequired)?; let select_chain = service.select_chain().ok_or(ServiceError::SelectChainRequired)?;
let babe_config = babe::BabeParams { let babe_config = babe::BabeParams {
config: Config::get_or_compute(&*client)?, config: Config::get_or_compute(&*client)?,
keystore: service.keystore(), keystore: service.keystore(),
client, client,
select_chain, select_chain,
block_import, block_import,
env: proposer, env: proposer,
sync_oracle: service.network(), sync_oracle: service.network(),
inherent_data_providers: service.config().custom.inherent_data_providers.clone(), inherent_data_providers: service.config().custom.inherent_data_providers.clone(),
force_authoring: service.config().force_authoring, force_authoring: service.config().force_authoring,
time_source: babe_link, time_source: babe_link,
}; };
let babe = start_babe(babe_config)?; let babe = start_babe(babe_config)?;
let select = babe.select(service.on_exit()).then(|_| Ok(())); let select = babe.select(service.on_exit()).then(|_| Ok(()));
service.spawn_task(Box::new(select)); service.spawn_essential_task(Box::new(select));
} else {
network_gossip::register_non_authority_validator(service.network());
}
let config = grandpa::Config { let config = grandpa::Config {
// FIXME substrate#1578 make this available through chainspec // FIXME substrate#1578 make this available through chainspec
@@ -326,7 +325,7 @@ service::construct_service_factory! {
on_exit: service.on_exit(), on_exit: service.on_exit(),
telemetry_on_connect: Some(telemetry_on_connect), telemetry_on_connect: Some(telemetry_on_connect),
}; };
service.spawn_task(Box::new(grandpa::run_grandpa_voter(grandpa_config)?)); service.spawn_essential_task(Box::new(grandpa::run_grandpa_voter(grandpa_config)?));
}, },
(_, true) => { (_, true) => {
grandpa::setup_disabled_grandpa( grandpa::setup_disabled_grandpa(
@@ -336,45 +335,6 @@ service::construct_service_factory! {
)?; )?;
}, },
} }
// let config = grandpa::Config {
// // FIXME #1578 make this available through chainspec
// gossip_duration: Duration::from_millis(333),
// justification_period: 4096,
// name: Some(service.config().name.clone()),
// keystore: Some(service.keystore()),
// };
// if !service.config().disable_grandpa {
// if service.config().roles.is_authority() {
// let telemetry_on_connect = TelemetryOnConnect {
// telemetry_connection_sinks: service.telemetry_on_connect_stream(),
// };
// let grandpa_config = grandpa::GrandpaParams {
// config: config,
// link: link_half,
// network: service.network(),
// inherent_data_providers: service.config().custom.inherent_data_providers.clone(),
// on_exit: service.on_exit(),
// telemetry_on_connect: Some(telemetry_on_connect),
// };
// service.spawn_task(Box::new(grandpa::run_grandpa_voter(grandpa_config)?));
// } else {
// service.spawn_task(Box::new(grandpa::run_grandpa_observer(
// config,
// link_half,
// service.network(),
// service.on_exit(),
// )?));
// }
// }
// // regardless of whether grandpa is started or not, when
// // authoring blocks we expect inherent data regarding what our
// // last finalized block is, to be available.
// grandpa::register_finality_tracker_inherent_data_provider(
// service.client(),
// &service.config().custom.inherent_data_providers,
// )?;
Ok(service) Ok(service)
} }