Add Parachain Template (#620)

* Add Canvas node as Parachain template * Remove `pallet-contracts` * Point to local Cumulus dependency * Use double quotes instead of single quotes * Get rid of GPL licensing * Remove references to Canvas * Get rid of warnings * Remove GLP-3 License copy-pasta file * Copy in README from `substrate-parachain-template` * Add mention of `polkadot-launch` tool * Add missing screenshot asset * Remove Canvas hidden files and scripts * Rename `template` to `parachain-template` * Remove a few more Canvas references * Add `pallet-template` * Get `pallet-template` compiling * Remove TODOs about Weights * Sort some dependencies * Remove contracts specific const * Change binary name back to `parachain-collator` * RustFmt * Fix mock tests * Purge sneaky whitespace * Add template pallet index to runtime Co-authored-by: Ricardo Rius <9488369+riusricardo@users.noreply.github.com> * Add force authoring to collator `polkadot-launch` config Co-authored-by: Ricardo Rius <9488369+riusricardo@users.noreply.github.com> * Refer README readers to `substrate-parachain-template` * Remove license header in `build.rs` Co-authored-by: Michael Müller <michi@parity.io> * Fix punctuation nitpick Co-authored-by: Michael Müller <michi@parity.io> * Remove unused `lib.rs` file * Add note about Rococo network Co-authored-by: Ricardo Rius <9488369+riusricardo@users.noreply.github.com> Co-authored-by: Michael Müller <michi@parity.io>
2026-05-01 18:17:56 +00:00 · 2021-09-23 13:47:47 -04:00
parent 1aab3349cc
commit 391d2f5241
22 changed files with 2863 additions and 3 deletions
@@ -0,0 +1,57 @@
+//! A collection of node-specific RPC methods.
+//! Substrate provides the `sc-rpc` crate, which defines the core RPC layer
+//! used by Substrate nodes. This file extends those RPC definitions with
+//! capabilities that are specific to this project's runtime configuration.
+
+#![warn(missing_docs)]
+
+use std::sync::Arc;
+
+use parachain_template_runtime::{opaque::Block, AccountId, Balance, 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 = jsonrpc_core::IoHandler<sc_rpc::Metadata>;
+
+/// 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>) -> RpcExtension
+where
+	C: ProvideRuntimeApi<Block>
+		+ HeaderBackend<Block>
+		+ AuxStore
+		+ HeaderMetadata<Block, Error = BlockChainError>
+		+ Send
+		+ Sync
+		+ 'static,
+	C::Api: pallet_transaction_payment_rpc::TransactionPaymentRuntimeApi<Block, Balance>,
+	C::Api: substrate_frame_rpc_system::AccountNonceApi<Block, AccountId, Nonce>,
+	C::Api: BlockBuilder<Block>,
+	P: TransactionPool + Sync + Send + 'static,
+{
+	use pallet_transaction_payment_rpc::{TransactionPayment, TransactionPaymentApi};
+	use substrate_frame_rpc_system::{FullSystem, SystemApi};
+
+	let mut io = jsonrpc_core::IoHandler::default();
+	let FullDeps { client, pool, deny_unsafe } = deps;
+
+	io.extend_with(SystemApi::to_delegate(FullSystem::new(client.clone(), pool, deny_unsafe)));
+	io.extend_with(TransactionPaymentApi::to_delegate(TransactionPayment::new(client)));
+
+	io
+}