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Expose system health via RPC and REST (#1269)

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* Implement health endpoint.

* Expose health API.
This commit is contained in:
Tomasz Drwięga
2018-12-17 11:19:24 +01:00
committed by Gav Wood
parent 090ca9ee7c
commit c1b08cd9b0
11 changed files with 262 additions and 69 deletions
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substrate/core/service/src/components.rs
+13 -14
View File
@@ -19,17 +19,17 @@
use std::{sync::Arc, net::SocketAddr, marker::PhantomData, ops::Deref, ops::DerefMut};
use serde::{Serialize, de::DeserializeOwned};
use tokio::runtime::TaskExecutor;
use chain_spec::{ChainSpec, Properties};
use chain_spec::ChainSpec;
use client_db;
use client::{self, Client, runtime_api::{Metadata, TaggedTransactionQueue}};
use {error, Service, RpcConfig, maybe_start_server};
use {error, Service, maybe_start_server};
use network::{self, OnDemand, import_queue::ImportQueue};
use substrate_executor::{NativeExecutor, NativeExecutionDispatch};
use transaction_pool::txpool::{self, Options as TransactionPoolOptions, Pool as TransactionPool};
use runtime_primitives::{BuildStorage, traits::{Block as BlockT, Header as HeaderT, ProvideRuntimeApi}, generic::{BlockId, SignedBlock}};
use config::Configuration;
use primitives::{Blake2Hasher, H256};
use rpc;
use rpc::{self, apis::system::SystemInfo};
use parking_lot::Mutex;
// Type aliases.
@@ -123,12 +123,11 @@ pub trait StartRPC<C: Components> {
fn start_rpc(
client: Arc<ComponentClient<C>>,
chain_name: String,
impl_name: &'static str,
impl_version: &'static str,
network: Arc<network::SyncProvider<ComponentBlock<C>>>,
should_have_peers: bool,
system_info: SystemInfo,
rpc_http: Option<SocketAddr>,
rpc_ws: Option<SocketAddr>,
properties: Properties,
task_executor: TaskExecutor,
transaction_pool: Arc<TransactionPool<C::TransactionPoolApi>>,
) -> error::Result<Self::ServersHandle>;
@@ -142,17 +141,14 @@ impl<C: Components> StartRPC<Self> for C where
fn start_rpc(
client: Arc<ComponentClient<C>>,
chain_name: String,
impl_name: &'static str,
impl_version: &'static str,
network: Arc<network::SyncProvider<ComponentBlock<C>>>,
should_have_peers: bool,
rpc_system_info: SystemInfo,
rpc_http: Option<SocketAddr>,
rpc_ws: Option<SocketAddr>,
properties: Properties,
task_executor: TaskExecutor,
transaction_pool: Arc<TransactionPool<C::TransactionPoolApi>>,
) -> error::Result<Self::ServersHandle> {
let rpc_config = RpcConfig { properties, chain_name, impl_name, impl_version };
let handler = || {
let client = client.clone();
let subscriptions = rpc::apis::Subscriptions::new(task_executor.clone());
@@ -161,11 +157,14 @@ impl<C: Components> StartRPC<Self> for C where
let author = rpc::apis::author::Author::new(
client.clone(), transaction_pool.clone(), subscriptions
);
let system = rpc::apis::system::System::new(
rpc_system_info.clone(), network.clone(), should_have_peers
);
rpc::rpc_handler::<ComponentBlock<C>, ComponentExHash<C>, _, _, _, _>(
state,
chain,
author,
rpc_config.clone(),
system,
)
};