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pezkuwi-subxt/polkadot-parachain/src/rpc.rs
T

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Rust

// Copyright 2021 Parity Technologies (UK) Ltd.
// This file is part of Cumulus.
// Cumulus is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Cumulus is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Cumulus. If not, see <http://www.gnu.org/licenses/>.
//! Parachain-specific RPCs implementation.
#![warn(missing_docs)]
use std::sync::Arc;
use parachains_common::{AccountId, Balance, Block, BlockNumber, Hash, Index as Nonce};
use sc_client_api::AuxStore;
pub use sc_rpc::{DenyUnsafe, SubscriptionTaskExecutor};
use sc_transaction_pool_api::TransactionPool;
use sp_api::ProvideRuntimeApi;
use sp_block_builder::BlockBuilder;
use sp_blockchain::{Error as BlockChainError, HeaderBackend, HeaderMetadata};
/// A type representing all RPC extensions.
pub type RpcExtension = jsonrpsee::RpcModule<()>;
/// Full client dependencies
pub struct FullDeps<C, P> {
/// The client instance to use.
pub client: Arc<C>,
/// Transaction pool instance.
pub pool: Arc<P>,
/// Whether to deny unsafe calls
pub deny_unsafe: DenyUnsafe,
}
/// Instantiate all RPC extensions.
pub fn create_full<C, P>(
deps: FullDeps<C, P>,
) -> Result<RpcExtension, Box<dyn std::error::Error + Send + Sync>>
where
C: ProvideRuntimeApi<Block>
+ HeaderBackend<Block>
+ AuxStore
+ HeaderMetadata<Block, Error = BlockChainError>
+ Send
+ Sync
+ 'static,
C::Api: frame_rpc_system::AccountNonceApi<Block, AccountId, Nonce>,
C::Api: pallet_transaction_payment_rpc::TransactionPaymentRuntimeApi<Block, Balance>,
C::Api: BlockBuilder<Block>,
P: TransactionPool + Sync + Send + 'static,
{
use frame_rpc_system::{System, SystemApiServer};
use pallet_transaction_payment_rpc::{TransactionPayment, TransactionPaymentApiServer};
let mut module = RpcExtension::new(());
let FullDeps { client, pool, deny_unsafe } = deps;
module.merge(System::new(client.clone(), pool, deny_unsafe).into_rpc())?;
module.merge(TransactionPayment::new(client).into_rpc())?;
Ok(module)
}
/// Instantiate all RPCs we want at the contracts-rococo chain.
pub fn create_contracts_rococo<C, P>(
deps: FullDeps<C, P>,
) -> Result<RpcExtension, Box<dyn std::error::Error + Send + Sync>>
where
C: ProvideRuntimeApi<Block>
+ sc_client_api::BlockBackend<Block>
+ HeaderBackend<Block>
+ AuxStore
+ HeaderMetadata<Block, Error = BlockChainError>
+ Send
+ Sync
+ 'static,
C::Api: frame_rpc_system::AccountNonceApi<Block, AccountId, Nonce>,
C::Api: pallet_transaction_payment_rpc::TransactionPaymentRuntimeApi<Block, Balance>,
C::Api: pallet_contracts_rpc::ContractsRuntimeApi<Block, AccountId, Balance, BlockNumber, Hash>,
C::Api: BlockBuilder<Block>,
P: TransactionPool + Sync + Send + 'static,
{
use frame_rpc_system::{System, SystemApiServer};
use pallet_contracts_rpc::{Contracts, ContractsApiServer};
use pallet_transaction_payment_rpc::{TransactionPayment, TransactionPaymentApiServer};
use sc_rpc::dev::{Dev, DevApiServer};
let mut module = RpcExtension::new(());
let FullDeps { client, pool, deny_unsafe } = deps;
module.merge(System::new(client.clone(), pool, deny_unsafe).into_rpc())?;
module.merge(TransactionPayment::new(client.clone()).into_rpc())?;
module.merge(Contracts::new(client.clone()).into_rpc())?;
module.merge(Dev::new(client, deny_unsafe).into_rpc())?;
Ok(module)
}