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rpc: Implement chainSpec RPC API (#12261)

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* rpc/chain_spec: Add traits for `chainSpec` API

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* rpc/chain_spec: Implement `chainSpec` RPC methods

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* rpc/chain_spec: Add tests

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* bin/node: Enable `chainSpec` API

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* rpc/chain_spec: Assume `genesis_hash` as non-empty

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* Update client/rpc-spec/Cargo.toml

Co-authored-by: Niklas Adolfsson <niklasadolfsson1@gmail.com>

* Update client/rpc-spec/src/lib.rs

Co-authored-by: Niklas Adolfsson <niklasadolfsson1@gmail.com>

* client/rpc_spec: Rename crate to `rpc_spec_v2`

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* rpc-servers: Remove the `version` field from `rpc_methods`

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

* rpc/chain_spec: Fix copyright years

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>

Signed-off-by: Alexandru Vasile <alexandru.vasile@parity.io>
Co-authored-by: Niklas Adolfsson <niklasadolfsson1@gmail.com>
This commit is contained in:
Alexandru Vasile
2022-09-20 18:18:03 +03:00
committed by GitHub
parent ea1c8bd2db
commit 5f248e9b94
12 changed files with 286 additions and 1 deletions
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substrate/bin/node/rpc/src/lib.rs
+6
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@@ -124,6 +124,7 @@ where
use sc_consensus_babe_rpc::{Babe, BabeApiServer};
use sc_finality_grandpa_rpc::{Grandpa, GrandpaApiServer};
use sc_rpc::dev::{Dev, DevApiServer};
use sc_rpc_spec_v2::chain_spec::{ChainSpec, ChainSpecApiServer};
use sc_sync_state_rpc::{SyncState, SyncStateApiServer};
use substrate_frame_rpc_system::{System, SystemApiServer};
use substrate_state_trie_migration_rpc::{StateMigration, StateMigrationApiServer};
@@ -140,6 +141,11 @@ where
finality_provider,
} = grandpa;
let chain_name = chain_spec.name().to_string();
let genesis_hash = client.block_hash(0).ok().flatten().expect("Genesis block exists; qed");
let properties = chain_spec.properties();
io.merge(ChainSpec::new(chain_name, genesis_hash, properties).into_rpc())?;
io.merge(System::new(client.clone(), pool, deny_unsafe).into_rpc())?;
// Making synchronous calls in light client freezes the browser currently,
// more context: https://github.com/paritytech/substrate/pull/3480