babe: treat epoch_authorship RPC method as unsafe (#6069)

* service: pass DenyUnsafe to rpc extensions

* node: add DenyUnsafe to rpc full node dependencies

* client: fix whitespace in rpc policy file

* babe: treat epochAuthorship rpc method as unsafe

* babe: add test for unsafe rpc method

* babe: rename babe rpc handler

* service: traitify rpc extension builder

* service: make the rpc extensions builder api non-breaking

* service: revert changes from light node rpc extensions builder

* node: remove unnecessary type in service creation

* service: cleanup with_rpc_extensions implementation

* service: add missing docs to RpcExtensionBuilder
This commit is contained in:
André Silva
2020-05-21 12:58:04 +01:00
committed by GitHub
parent ee6633e038
commit 0ddd5cc278
9 changed files with 223 additions and 76 deletions
+39 -26
View File
@@ -43,7 +43,6 @@ macro_rules! new_full_start {
($config:expr) => {{
use std::sync::Arc;
type RpcExtension = jsonrpc_core::IoHandler<sc_rpc::Metadata>;
let mut import_setup = None;
let mut rpc_setup = None;
let inherent_data_providers = sp_inherents::InherentDataProviders::new();
@@ -99,30 +98,46 @@ macro_rules! new_full_start {
import_setup = Some((block_import, grandpa_link, babe_link));
Ok(import_queue)
})?
.with_rpc_extensions(|builder| -> std::result::Result<RpcExtension, _> {
let babe_link = import_setup.as_ref().map(|s| &s.2)
.expect("BabeLink is present for full services or set up failed; qed.");
.with_rpc_extensions_builder(|builder| {
let grandpa_link = import_setup.as_ref().map(|s| &s.1)
.expect("GRANDPA LinkHalf is present for full services or set up failed; qed.");
let shared_authority_set = grandpa_link.shared_authority_set();
let shared_authority_set = grandpa_link.shared_authority_set().clone();
let shared_voter_state = grandpa::SharedVoterState::empty();
let deps = node_rpc::FullDeps {
client: builder.client().clone(),
pool: builder.pool(),
select_chain: builder.select_chain().cloned()
.expect("SelectChain is present for full services or set up failed; qed."),
babe: node_rpc::BabeDeps {
keystore: builder.keystore(),
babe_config: sc_consensus_babe::BabeLink::config(babe_link).clone(),
shared_epoch_changes: sc_consensus_babe::BabeLink::epoch_changes(babe_link).clone()
},
grandpa: node_rpc::GrandpaDeps {
shared_voter_state: shared_voter_state.clone(),
shared_authority_set: shared_authority_set.clone(),
},
};
rpc_setup = Some((shared_voter_state));
Ok(node_rpc::create_full(deps))
rpc_setup = Some((shared_voter_state.clone()));
let babe_link = import_setup.as_ref().map(|s| &s.2)
.expect("BabeLink is present for full services or set up failed; qed.");
let babe_config = babe_link.config().clone();
let shared_epoch_changes = babe_link.epoch_changes().clone();
let client = builder.client().clone();
let pool = builder.pool().clone();
let select_chain = builder.select_chain().cloned()
.expect("SelectChain is present for full services or set up failed; qed.");
let keystore = builder.keystore().clone();
Ok(move |deny_unsafe| {
let deps = node_rpc::FullDeps {
client: client.clone(),
pool: pool.clone(),
select_chain: select_chain.clone(),
deny_unsafe,
babe: node_rpc::BabeDeps {
babe_config: babe_config.clone(),
shared_epoch_changes: shared_epoch_changes.clone(),
keystore: keystore.clone(),
},
grandpa: node_rpc::GrandpaDeps {
shared_voter_state: shared_voter_state.clone(),
shared_authority_set: shared_authority_set.clone(),
},
};
node_rpc::create_full(deps)
})
})?;
(builder, import_setup, inherent_data_providers, rpc_setup)
@@ -302,7 +317,6 @@ pub fn new_full(config: Configuration)
/// Builds a new service for a light client.
pub fn new_light(config: Configuration)
-> Result<impl AbstractService, ServiceError> {
type RpcExtension = jsonrpc_core::IoHandler<sc_rpc::Metadata>;
let inherent_data_providers = InherentDataProviders::new();
let service = ServiceBuilder::new_light::<Block, RuntimeApi, node_executor::Executor>(config)?
@@ -366,9 +380,7 @@ pub fn new_light(config: Configuration)
let provider = client as Arc<dyn StorageAndProofProvider<_, _>>;
Ok(Arc::new(GrandpaFinalityProofProvider::new(backend, provider)) as _)
})?
.with_rpc_extensions(|builder,| ->
Result<RpcExtension, _>
{
.with_rpc_extensions(|builder| {
let fetcher = builder.fetcher()
.ok_or_else(|| "Trying to start node RPC without active fetcher")?;
let remote_blockchain = builder.remote_backend()
@@ -380,6 +392,7 @@ pub fn new_light(config: Configuration)
client: builder.client().clone(),
pool: builder.pool(),
};
Ok(node_rpc::create_light(light_deps))
})?
.build()?;