git.delta.rocks / unique-network / refs/commits / 0ee16a462778

difftreelog

feat add PoV estimate

Daniel Shiposha2022-11-21parent: #83762c9.patch.diff
in: master

19 files changed

modifiedCargo.lockdiffbeforeafterboth
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -5362,6 +5362,7 @@
  "substrate-wasm-builder",
  "up-common",
  "up-data-structs",
+ "up-pov-estimate-rpc",
  "up-rpc",
  "up-sponsorship",
  "xcm",
@@ -5806,6 +5807,7 @@
  "sp-runtime",
  "sp-std",
  "up-data-structs",
+ "up-pov-estimate-rpc",
 ]
 
 [[package]]
@@ -8917,6 +8919,7 @@
  "substrate-wasm-builder",
  "up-common",
  "up-data-structs",
+ "up-pov-estimate-rpc",
  "up-rpc",
  "up-sponsorship",
  "xcm",
@@ -12824,18 +12827,31 @@
 dependencies = [
  "anyhow",
  "app-promotion-rpc",
+ "frame-benchmarking",
  "jsonrpsee",
+ "opal-runtime",
  "pallet-common",
  "pallet-evm",
  "parity-scale-codec 3.2.1",
+ "quartz-runtime",
  "rmrk-rpc",
+ "sc-client-api",
+ "sc-executor",
+ "sc-rpc-api",
+ "sc-service",
  "sp-api",
  "sp-blockchain",
  "sp-core",
+ "sp-externalities",
  "sp-rpc",
  "sp-runtime",
+ "sp-state-machine",
+ "unique-runtime",
+ "up-common",
  "up-data-structs",
+ "up-pov-estimate-rpc",
  "up-rpc",
+ "zstd",
 ]
 
 [[package]]
@@ -12978,10 +12994,12 @@
  "substrate-prometheus-endpoint",
  "tokio",
  "try-runtime-cli",
+ "uc-rpc",
  "unique-rpc",
  "unique-runtime",
  "up-common",
  "up-data-structs",
+ "up-pov-estimate-rpc",
  "up-rpc",
 ]
 
@@ -13032,6 +13050,7 @@
  "uc-rpc",
  "up-common",
  "up-data-structs",
+ "up-pov-estimate-rpc",
  "up-rpc",
 ]
 
@@ -13125,6 +13144,7 @@
  "substrate-wasm-builder",
  "up-common",
  "up-data-structs",
+ "up-pov-estimate-rpc",
  "up-rpc",
  "up-sponsorship",
  "xcm",
@@ -13194,6 +13214,19 @@
 ]
 
 [[package]]
+name = "up-pov-estimate-rpc"
+version = "0.1.0"
+dependencies = [
+ "parity-scale-codec 3.2.1",
+ "scale-info",
+ "serde",
+ "sp-api",
+ "sp-core",
+ "sp-runtime",
+ "sp-std",
+]
+
+[[package]]
 name = "up-rpc"
 version = "0.1.3"
 dependencies = [
modifiedclient/rpc/Cargo.tomldiffbeforeafterboth
--- a/client/rpc/Cargo.toml
+++ b/client/rpc/Cargo.toml
@@ -7,16 +7,40 @@
 [dependencies]
 pallet-common = { default-features = false, path = '../../pallets/common' }
 up-data-structs = { default-features = false, path = '../../primitives/data-structs' }
+up-common = { default-features = false, path = '../../primitives/common' }
 up-rpc = { path = "../../primitives/rpc" }
 app-promotion-rpc = { path = "../../primitives/app_promotion_rpc" }
 rmrk-rpc = { path = "../../primitives/rmrk-rpc" }
+up-pov-estimate-rpc = { path = "../../primitives/pov-estimate-rpc", optional = true }
 codec = { package = "parity-scale-codec", version = "3.1.2" }
 jsonrpsee = { version = "0.16.2", features = ["server", "macros"] }
 anyhow = "1.0.57"
+zstd = { version = "0.11.2", default-features = false }
 
+sc-rpc-api = { default-features = false, git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.36" }
+sc-service = { git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.36" }
+sc-client-api = { git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.36" }
+sp-state-machine = { git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.36" }
+sp-externalities = { git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.36" }
 sp-api = { default-features = false, git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.36" }
 sp-blockchain = { default-features = false, git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.36" }
 sp-core = { default-features = false, git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.36" }
 sp-rpc = { default-features = false, git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.36" }
 sp-runtime = { default-features = false, git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.36" }
 pallet-evm = { default-features = false, git = "https://github.com/uniquenetwork/frontier", branch = "unique-polkadot-v0.9.36" }
+
+frame-benchmarking = { git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.36" }
+
+sc-executor = { git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.36" }
+
+unique-runtime = { path = '../../runtime/unique', optional = true }
+quartz-runtime = { path = '../../runtime/quartz', optional = true }
+opal-runtime = { path = '../../runtime/opal' }
+
+[features]
+pov-estimate = [
+    'up-pov-estimate-rpc',
+    'unique-runtime?/pov-estimate',
+    'quartz-runtime?/pov-estimate',
+    'opal-runtime/pov-estimate',
+]
modifiedclient/rpc/src/lib.rsdiffbeforeafterboth
--- a/client/rpc/src/lib.rs
+++ b/client/rpc/src/lib.rs
@@ -42,6 +42,9 @@
 pub use app_promotion_unique_rpc::AppPromotionApiServer;
 pub use rmrk_unique_rpc::RmrkApiServer;
 
+#[cfg(feature = "pov-estimate")]
+pub mod pov_estimate;
+
 #[rpc(server)]
 #[async_trait]
 pub trait UniqueApi<BlockHash, CrossAccountId, AccountId> {
@@ -420,17 +423,18 @@
 	}
 }
 
+#[macro_export]
 macro_rules! define_struct_for_server_api {
-	($name:ident) => {
-		pub struct $name<C, P> {
-			client: Arc<C>,
-			_marker: std::marker::PhantomData<P>,
+	($name:ident { $($arg:ident: $arg_ty:ty),+ $(,)? }) => {
+		pub struct $name<Client, Block: BlockT> {
+			$($arg: $arg_ty),+,
+			_marker: std::marker::PhantomData<Block>,
 		}
 
-		impl<C, P> $name<C, P> {
-			pub fn new(client: Arc<C>) -> Self {
+		impl<Client, Block: BlockT> $name<Client, Block> {
+			pub fn new($($arg: $arg_ty),+) -> Self {
 				Self {
-					client,
+					$($arg),+,
 					_marker: Default::default(),
 				}
 			}
@@ -438,9 +442,23 @@
 	};
 }
 
-define_struct_for_server_api!(Unique);
-define_struct_for_server_api!(AppPromotion);
-define_struct_for_server_api!(Rmrk);
+define_struct_for_server_api! {
+	Unique {
+		client: Arc<Client>
+	}
+}
+
+define_struct_for_server_api! {
+	AppPromotion {
+		client: Arc<Client>
+	}
+}
+
+define_struct_for_server_api! {
+	Rmrk {
+		client: Arc<Client>
+	}
+}
 
 macro_rules! pass_method {
 	(
addedclient/rpc/src/pov_estimate.rsdiffbeforeafterboth
--- /dev/null
+++ b/client/rpc/src/pov_estimate.rs
@@ -0,0 +1,205 @@
+// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.
+// This file is part of Unique Network.
+
+// Unique Network 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.
+
+// Unique Network 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 Unique Network. If not, see <http://www.gnu.org/licenses/>.
+
+use std::sync::Arc;
+
+use codec::Encode;
+
+use up_pov_estimate_rpc::{PovEstimateApi as PovEstimateRuntimeApi};
+use up_common::types::opaque::RuntimeId;
+
+use sc_service::{NativeExecutionDispatch, config::ExecutionStrategy};
+use sp_state_machine::{StateMachine, TrieBackendBuilder};
+
+use jsonrpsee::{
+	core::RpcResult as Result,
+	proc_macros::rpc,
+};
+use anyhow::anyhow;
+
+use sc_client_api::backend::Backend;
+use sp_blockchain::HeaderBackend;
+use sp_api::{AsTrieBackend, BlockId, BlockT, ProvideRuntimeApi};
+
+use sc_executor::NativeElseWasmExecutor;
+use sc_rpc_api::DenyUnsafe;
+
+use sp_runtime::traits::Header;
+
+use up_pov_estimate_rpc::PovInfo;
+
+use crate::define_struct_for_server_api;
+
+type HasherOf<Block> = <<Block as BlockT>::Header as Header>::Hashing;
+type StateOf<Block> = <sc_service::TFullBackend<Block> as Backend<Block>>::State;
+
+pub struct ExecutorParams {
+	pub wasm_method: sc_service::config::WasmExecutionMethod,
+	pub default_heap_pages: Option<u64>,
+	pub max_runtime_instances: usize,
+	pub runtime_cache_size: u8,
+}
+
+#[cfg(feature = "unique-runtime")]
+pub struct UniqueRuntimeExecutor;
+
+#[cfg(feature = "quartz-runtime")]
+pub struct QuartzRuntimeExecutor;
+
+pub struct OpalRuntimeExecutor;
+
+#[cfg(feature = "unique-runtime")]
+impl NativeExecutionDispatch for UniqueRuntimeExecutor {
+	type ExtendHostFunctions = frame_benchmarking::benchmarking::HostFunctions;
+
+	fn dispatch(method: &str, data: &[u8]) -> Option<Vec<u8>> {
+		unique_runtime::api::dispatch(method, data)
+	}
+
+	fn native_version() -> sc_executor::NativeVersion {
+		unique_runtime::native_version()
+	}
+}
+
+#[cfg(feature = "quartz-runtime")]
+impl NativeExecutionDispatch for QuartzRuntimeExecutor {
+	type ExtendHostFunctions = frame_benchmarking::benchmarking::HostFunctions;
+
+	fn dispatch(method: &str, data: &[u8]) -> Option<Vec<u8>> {
+		quartz_runtime::api::dispatch(method, data)
+	}
+
+	fn native_version() -> sc_executor::NativeVersion {
+		quartz_runtime::native_version()
+	}
+}
+
+impl NativeExecutionDispatch for OpalRuntimeExecutor {
+	type ExtendHostFunctions = frame_benchmarking::benchmarking::HostFunctions;
+
+	fn dispatch(method: &str, data: &[u8]) -> Option<Vec<u8>> {
+		opal_runtime::api::dispatch(method, data)
+	}
+
+	fn native_version() -> sc_executor::NativeVersion {
+		opal_runtime::native_version()
+	}
+}
+
+#[cfg(feature = "pov-estimate")]
+define_struct_for_server_api! {
+	PovEstimate {
+		client: Arc<Client>,
+		backend: Arc<sc_service::TFullBackend<Block>>,
+		deny_unsafe: DenyUnsafe,
+		exec_params: ExecutorParams,
+		runtime_id: RuntimeId,
+	}
+}
+
+#[rpc(server)]
+#[async_trait]
+pub trait PovEstimateApi<BlockHash> {
+    #[method(name = "unique_povEstimate")]
+    fn pov_estimate(&self, encoded_xt: Vec<u8>, at: Option<BlockHash>) -> Result<PovInfo>;
+}
+
+#[allow(deprecated)]
+#[cfg(feature = "pov-estimate")]
+impl<C, Block>
+	PovEstimateApiServer<<Block as BlockT>::Hash> for PovEstimate<C, Block>
+where
+	Block: BlockT,
+	C: 'static + ProvideRuntimeApi<Block> + HeaderBackend<Block>,
+	C::Api: PovEstimateRuntimeApi<Block>,
+{
+	fn pov_estimate(&self, encoded_xt: Vec<u8>, at: Option<<Block as BlockT>::Hash>,) -> Result<PovInfo> {
+        self.deny_unsafe.check_if_safe()?;
+
+		let at = BlockId::<Block>::hash(at.unwrap_or_else(|| self.client.info().best_hash));
+		let state = self.backend.state_at(at).map_err(|_| anyhow!("unable to fetch the state at {at:?}"))?;
+        match &self.runtime_id {
+            #[cfg(feature = "unique-runtime")]
+            RuntimeId::Unique => execute_extrinsic_in_sandbox::<Block, UniqueRuntimeExecutor>(state, &self.exec_params, encoded_xt),
+
+            #[cfg(feature = "quartz-runtime")]
+            RuntimeId::Quartz => execute_extrinsic_in_sandbox::<Block, QuartzRuntimeExecutor>(state, &self.exec_params, encoded_xt),
+
+            RuntimeId::Opal => execute_extrinsic_in_sandbox::<Block, OpalRuntimeExecutor>(state, &self.exec_params, encoded_xt),
+
+            runtime_id => Err(anyhow!("unknown runtime id {:?}", runtime_id).into()),
+        }
+	}
+}
+
+fn execute_extrinsic_in_sandbox<Block, D>(state: StateOf<Block>, exec_params: &ExecutorParams, encoded_xt: Vec<u8>) -> Result<PovInfo>
+where
+    Block: BlockT,
+    D: NativeExecutionDispatch + 'static,
+{
+    let backend = state.as_trie_backend().clone();
+    let mut changes = Default::default();
+    let runtime_code_backend = sp_state_machine::backend::BackendRuntimeCode::new(backend);
+
+    let proving_backend =
+        TrieBackendBuilder::wrap(&backend).with_recorder(Default::default()).build();
+
+    let runtime_code = runtime_code_backend.runtime_code()
+        .map_err(|_| anyhow!("runtime code backend creation failed"))?;
+
+    let pre_root = *backend.root();
+
+    let executor = NativeElseWasmExecutor::<D>::new(
+        exec_params.wasm_method,
+        exec_params.default_heap_pages,
+        exec_params.max_runtime_instances,
+        exec_params.runtime_cache_size,
+    );
+    let execution = ExecutionStrategy::NativeElseWasm;
+
+    StateMachine::new(
+        &proving_backend,
+        &mut changes,
+        &executor,
+        "PovEstimateApi_pov_estimate",
+        encoded_xt.as_slice(),
+        sp_externalities::Extensions::default(),
+        &runtime_code,
+        sp_core::testing::TaskExecutor::new(),
+    )
+    .execute(execution.into())
+    .map_err(|e| anyhow!("failed to execute the extrinsic {:?}", e))?;
+
+    let proof = proving_backend
+        .extract_proof()
+        .expect("A recorder was set and thus, a storage proof can be extracted; qed");
+    let proof_size = proof.encoded_size();
+    let compact_proof = proof
+        .clone()
+        .into_compact_proof::<HasherOf<Block>>(pre_root)
+        .map_err(|e| anyhow!("failed to generate compact proof {:?}", e))?;
+    let compact_proof_size = compact_proof.encoded_size();
+
+    let compressed_proof = zstd::stream::encode_all(&compact_proof.encode()[..], 0)
+            .map_err(|e| anyhow!("failed to generate compact proof {:?}", e))?;
+    let compressed_proof_size = compressed_proof.len();
+
+    Ok(PovInfo {
+        proof_size: proof_size as u64,
+        compact_proof_size: compact_proof_size as u64,
+        compressed_proof_size: compressed_proof_size as u64,
+    })
+}
modifiednode/cli/Cargo.tomldiffbeforeafterboth
--- a/node/cli/Cargo.toml
+++ b/node/cli/Cargo.toml
@@ -319,8 +319,10 @@
 pallet-ethereum = { git = "https://github.com/uniquenetwork/frontier", branch = "unique-polkadot-v0.9.36" }
 
 unique-rpc = { default-features = false, path = "../rpc" }
+uc-rpc = { default-features = false, path = "../../client/rpc" }
 app-promotion-rpc = { path = "../../primitives/app_promotion_rpc", default-features = false }
 rmrk-rpc = { path = "../../primitives/rmrk-rpc" }
+up-pov-estimate-rpc = { path = "../../primitives/pov-estimate-rpc", default-features = false }
 
 [features]
 default = ["opal-runtime"]
@@ -339,3 +341,10 @@
     'try-runtime-cli/try-runtime',
 ]
 sapphire-runtime = ['opal-runtime', 'opal-runtime/become-sapphire']
+pov-estimate = [
+    'unique-runtime?/pov-estimate',
+    'quartz-runtime?/pov-estimate',
+    'opal-runtime/pov-estimate',
+    'uc-rpc/pov-estimate',
+    'unique-rpc/pov-estimate',
+]
modifiednode/cli/src/chain_spec.rsdiffbeforeafterboth
--- a/node/cli/src/chain_spec.rs
+++ b/node/cli/src/chain_spec.rs
@@ -54,17 +54,6 @@
 #[cfg(all(not(feature = "unique-runtime"), not(feature = "quartz-runtime")))]
 pub type DefaultChainSpec = OpalChainSpec;
 
-pub enum RuntimeId {
-	#[cfg(feature = "unique-runtime")]
-	Unique,
-
-	#[cfg(feature = "quartz-runtime")]
-	Quartz,
-
-	Opal,
-	Unknown(String),
-}
-
 #[cfg(not(feature = "unique-runtime"))]
 /// PARA_ID for Opal/Sapphire/Quartz
 const PARA_ID: u32 = 2095;
modifiednode/cli/src/command.rsdiffbeforeafterboth
before · node/cli/src/command.rs
1// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.2// This file is part of Unique Network.34// Unique Network is free software: you can redistribute it and/or modify5// it under the terms of the GNU General Public License as published by6// the Free Software Foundation, either version 3 of the License, or7// (at your option) any later version.89// Unique Network is distributed in the hope that it will be useful,10// but WITHOUT ANY WARRANTY; without even the implied warranty of11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the12// GNU General Public License for more details.1314// You should have received a copy of the GNU General Public License15// along with Unique Network. If not, see <http://www.gnu.org/licenses/>.1617// Original license18// This file is part of Substrate.1920// Copyright (C) 2017-2021 Parity Technologies (UK) Ltd.21// SPDX-License-Identifier: Apache-2.02223// Licensed under the Apache License, Version 2.0 (the "License");24// you may not use this file except in compliance with the License.25// You may obtain a copy of the License at26//27// 	http://www.apache.org/licenses/LICENSE-2.028//29// Unless required by applicable law or agreed to in writing, software30// distributed under the License is distributed on an "AS IS" BASIS,31// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.32// See the License for the specific language governing permissions and33// limitations under the License.3435use crate::{36	chain_spec::{self, RuntimeId, RuntimeIdentification, ServiceId, ServiceIdentification},37	cli::{Cli, RelayChainCli, Subcommand},38	service::{new_partial, start_node, start_dev_node},39};40#[cfg(feature = "runtime-benchmarks")]41use crate::chain_spec::default_runtime;4243#[cfg(feature = "unique-runtime")]44use crate::service::UniqueRuntimeExecutor;4546#[cfg(feature = "quartz-runtime")]47use crate::service::QuartzRuntimeExecutor;4849use crate::service::OpalRuntimeExecutor;5051#[cfg(feature = "runtime-benchmarks")]52use crate::service::DefaultRuntimeExecutor;5354use codec::Encode;55use cumulus_primitives_core::ParaId;56use cumulus_client_cli::generate_genesis_block;57use log::info;58use sc_cli::{59	ChainSpec, CliConfiguration, DefaultConfigurationValues, ImportParams, KeystoreParams,60	NetworkParams, Result, RuntimeVersion, SharedParams, SubstrateCli,61};62use sc_service::{63	config::{BasePath, PrometheusConfig},64};65use sp_core::hexdisplay::HexDisplay;66use sp_runtime::traits::{AccountIdConversion, Block as BlockT};67use std::{net::SocketAddr, time::Duration};6869use up_common::types::opaque::Block;7071macro_rules! no_runtime_err {72	($chain_name:expr) => {73		format!(74			"No runtime valid runtime was found for chain {}",75			$chain_name76		)77	};78}7980fn load_spec(id: &str) -> std::result::Result<Box<dyn sc_service::ChainSpec>, String> {81	Ok(match id {82		"dev" => Box::new(chain_spec::development_config()),83		"" | "local" => Box::new(chain_spec::local_testnet_config()),84		path => {85			let path = std::path::PathBuf::from(path);86			let chain_spec = Box::new(chain_spec::OpalChainSpec::from_json_file(path.clone())?)87				as Box<dyn sc_service::ChainSpec>;8889			match chain_spec.runtime_id() {90				#[cfg(feature = "unique-runtime")]91				RuntimeId::Unique => Box::new(chain_spec::UniqueChainSpec::from_json_file(path)?),9293				#[cfg(feature = "quartz-runtime")]94				RuntimeId::Quartz => Box::new(chain_spec::QuartzChainSpec::from_json_file(path)?),9596				RuntimeId::Opal => chain_spec,97				RuntimeId::Unknown(chain) => return Err(no_runtime_err!(chain)),98			}99		}100	})101}102103impl SubstrateCli for Cli {104	// TODO use args105	fn impl_name() -> String {106		format!("{} Node", Self::node_name())107	}108109	fn impl_version() -> String {110		env!("SUBSTRATE_CLI_IMPL_VERSION").into()111	}112	// TODO use args113	fn description() -> String {114		format!(115			"{} Node\n\nThe command-line arguments provided first will be \116		passed to the parachain node, while the arguments provided after -- will be passed \117		to the relaychain node.\n\n\118		{} [parachain-args] -- [relaychain-args]",119			Self::node_name(),120			Self::executable_name()121		)122	}123124	fn author() -> String {125		env!("CARGO_PKG_AUTHORS").into()126	}127128	//TODO use args129	fn support_url() -> String {130		"support@unique.network".into()131	}132133	fn copyright_start_year() -> i32 {134		2019135	}136137	fn load_spec(&self, id: &str) -> std::result::Result<Box<dyn sc_service::ChainSpec>, String> {138		load_spec(id)139	}140141	fn native_runtime_version(chain_spec: &Box<dyn ChainSpec>) -> &'static RuntimeVersion {142		match chain_spec.runtime_id() {143			#[cfg(feature = "unique-runtime")]144			RuntimeId::Unique => &unique_runtime::VERSION,145146			#[cfg(feature = "quartz-runtime")]147			RuntimeId::Quartz => &quartz_runtime::VERSION,148149			RuntimeId::Opal => &opal_runtime::VERSION,150			RuntimeId::Unknown(chain) => panic!("{}", no_runtime_err!(chain)),151		}152	}153}154155impl SubstrateCli for RelayChainCli {156	// TODO use args157	fn impl_name() -> String {158		format!("{} Node", Cli::node_name())159	}160161	fn impl_version() -> String {162		env!("SUBSTRATE_CLI_IMPL_VERSION").into()163	}164	// TODO use args165	fn description() -> String {166		format!(167			"{} Node\n\nThe command-line arguments provided first will be \168			passed to the parachain node, while the arguments provided after -- will be passed \169			to the relaychain node.\n\n\170			parachain-collator [parachain-args] -- [relaychain-args]",171			Cli::node_name()172		)173	}174175	fn author() -> String {176		env!("CARGO_PKG_AUTHORS").into()177	}178	// TODO use args179	fn support_url() -> String {180		"support@unique.network".into()181	}182183	fn copyright_start_year() -> i32 {184		2019185	}186187	fn load_spec(&self, id: &str) -> std::result::Result<Box<dyn sc_service::ChainSpec>, String> {188		polkadot_cli::Cli::from_iter([RelayChainCli::executable_name()].iter()).load_spec(id)189	}190191	fn native_runtime_version(chain_spec: &Box<dyn ChainSpec>) -> &'static RuntimeVersion {192		polkadot_cli::Cli::native_runtime_version(chain_spec)193	}194}195196macro_rules! async_run_with_runtime {197	(198		$runtime_api:path, $executor:path,199		$runner:ident, $components:ident, $cli:ident, $cmd:ident, $config:ident,200		$( $code:tt )*201	) => {202		$runner.async_run(|$config| {203			let $components = new_partial::<204				$runtime_api, $executor, _205			>(206				&$config,207				crate::service::parachain_build_import_queue,208			)?;209			let task_manager = $components.task_manager;210211			{ $( $code )* }.map(|v| (v, task_manager))212		})213	};214}215216macro_rules! construct_async_run {217	(|$components:ident, $cli:ident, $cmd:ident, $config:ident| $( $code:tt )* ) => {{218		let runner = $cli.create_runner($cmd)?;219220		match runner.config().chain_spec.runtime_id() {221			#[cfg(feature = "unique-runtime")]222			RuntimeId::Unique => async_run_with_runtime!(223				unique_runtime::RuntimeApi, UniqueRuntimeExecutor,224				runner, $components, $cli, $cmd, $config, $( $code )*225			),226227			#[cfg(feature = "quartz-runtime")]228			RuntimeId::Quartz => async_run_with_runtime!(229				quartz_runtime::RuntimeApi, QuartzRuntimeExecutor,230				runner, $components, $cli, $cmd, $config, $( $code )*231			),232233			RuntimeId::Opal => async_run_with_runtime!(234				opal_runtime::RuntimeApi, OpalRuntimeExecutor,235				runner, $components, $cli, $cmd, $config, $( $code )*236			),237238			RuntimeId::Unknown(chain) => Err(no_runtime_err!(chain).into())239		}240	}}241}242243macro_rules! sync_run_with_runtime {244	(245		$runtime_api:path, $executor:path,246		$runner:ident, $components:ident, $cli:ident, $cmd:ident, $config:ident,247		$( $code:tt )*248	) => {249		$runner.sync_run(|$config| {250			$( $code )*251		})252	};253}254255macro_rules! construct_sync_run {256	(|$components:ident, $cli:ident, $cmd:ident, $config:ident| $( $code:tt )* ) => {{257		let runner = $cli.create_runner($cmd)?;258259		match runner.config().chain_spec.runtime_id() {260			#[cfg(feature = "unique-runtime")]261			RuntimeId::Unique => sync_run_with_runtime!(262				unique_runtime::RuntimeApi, UniqueRuntimeExecutor,263				runner, $components, $cli, $cmd, $config, $( $code )*264			),265266			#[cfg(feature = "quartz-runtime")]267			RuntimeId::Quartz => sync_run_with_runtime!(268				quartz_runtime::RuntimeApi, QuartzRuntimeExecutor,269				runner, $components, $cli, $cmd, $config, $( $code )*270			),271272			RuntimeId::Opal => sync_run_with_runtime!(273				opal_runtime::RuntimeApi, OpalRuntimeExecutor,274				runner, $components, $cli, $cmd, $config, $( $code )*275			),276277			RuntimeId::Unknown(chain) => Err(no_runtime_err!(chain).into())278		}279	}}280}281282macro_rules! start_node_using_chain_runtime {283	($start_node_fn:ident($config:expr $(, $($args:expr),+)?) $($code:tt)*) => {284		match $config.chain_spec.runtime_id() {285			#[cfg(feature = "unique-runtime")]286			RuntimeId::Unique => $start_node_fn::<287				unique_runtime::Runtime,288				unique_runtime::RuntimeApi,289				UniqueRuntimeExecutor,290			>($config $(, $($args),+)?) $($code)*,291292			#[cfg(feature = "quartz-runtime")]293			RuntimeId::Quartz => $start_node_fn::<294				quartz_runtime::Runtime,295				quartz_runtime::RuntimeApi,296				QuartzRuntimeExecutor,297			>($config $(, $($args),+)?) $($code)*,298299			RuntimeId::Opal => $start_node_fn::<300				opal_runtime::Runtime,301				opal_runtime::RuntimeApi,302				OpalRuntimeExecutor,303			>($config $(, $($args),+)?) $($code)*,304305			RuntimeId::Unknown(chain) => Err(no_runtime_err!(chain).into()),306		}307	};308}309310/// Parse command line arguments into service configuration.311pub fn run() -> Result<()> {312	let cli = Cli::from_args();313314	match &cli.subcommand {315		Some(Subcommand::BuildSpec(cmd)) => {316			let runner = cli.create_runner(cmd)?;317			runner.sync_run(|config| cmd.run(config.chain_spec, config.network))318		}319		Some(Subcommand::CheckBlock(cmd)) => {320			construct_async_run!(|components, cli, cmd, config| {321				Ok(cmd.run(components.client, components.import_queue))322			})323		}324		Some(Subcommand::ExportBlocks(cmd)) => {325			construct_async_run!(|components, cli, cmd, config| {326				Ok(cmd.run(components.client, config.database))327			})328		}329		Some(Subcommand::ExportState(cmd)) => {330			construct_async_run!(|components, cli, cmd, config| {331				Ok(cmd.run(components.client, config.chain_spec))332			})333		}334		Some(Subcommand::ImportBlocks(cmd)) => {335			construct_async_run!(|components, cli, cmd, config| {336				Ok(cmd.run(components.client, components.import_queue))337			})338		}339		Some(Subcommand::PurgeChain(cmd)) => {340			let runner = cli.create_runner(cmd)?;341342			runner.sync_run(|config| {343				let polkadot_cli = RelayChainCli::new(344					&config,345					[RelayChainCli::executable_name()]346						.iter()347						.chain(cli.relaychain_args.iter()),348				);349350				let polkadot_config = SubstrateCli::create_configuration(351					&polkadot_cli,352					&polkadot_cli,353					config.tokio_handle.clone(),354				)355				.map_err(|err| format!("Relay chain argument error: {}", err))?;356357				cmd.run(config, polkadot_config)358			})359		}360		Some(Subcommand::Revert(cmd)) => construct_async_run!(|components, cli, cmd, config| {361			Ok(cmd.run(components.client, components.backend, None))362		}),363		Some(Subcommand::ExportGenesisState(cmd)) => {364			construct_sync_run!(|components, cli, cmd, _config| {365				let spec = cli.load_spec(&cmd.shared_params.chain.clone().unwrap_or_default())?;366				let state_version = Cli::native_runtime_version(&spec).state_version();367				cmd.run::<Block>(&*spec, state_version)368			})369		}370		Some(Subcommand::ExportGenesisWasm(cmd)) => {371			construct_sync_run!(|components, cli, cmd, _config| {372				let spec = cli.load_spec(&cmd.shared_params.chain.clone().unwrap_or_default())?;373				cmd.run(&*spec)374			})375		}376		#[cfg(feature = "runtime-benchmarks")]377		Some(Subcommand::Benchmark(cmd)) => {378			use frame_benchmarking_cli::{BenchmarkCmd, SUBSTRATE_REFERENCE_HARDWARE};379			let runner = cli.create_runner(cmd)?;380			// Switch on the concrete benchmark sub-command-381			match cmd {382				BenchmarkCmd::Pallet(cmd) => {383					runner.sync_run(|config| cmd.run::<Block, DefaultRuntimeExecutor>(config))384				}385				BenchmarkCmd::Block(cmd) => runner.sync_run(|config| {386					let partials = new_partial::<387						default_runtime::RuntimeApi,388						DefaultRuntimeExecutor,389						_,390					>(&config, crate::service::parachain_build_import_queue)?;391					cmd.run(partials.client)392				}),393				BenchmarkCmd::Storage(cmd) => runner.sync_run(|config| {394					let partials = new_partial::<395						default_runtime::RuntimeApi,396						DefaultRuntimeExecutor,397						_,398					>(&config, crate::service::parachain_build_import_queue)?;399					let db = partials.backend.expose_db();400					let storage = partials.backend.expose_storage();401402					cmd.run(config, partials.client.clone(), db, storage)403				}),404				BenchmarkCmd::Machine(cmd) => {405					runner.sync_run(|config| cmd.run(&config, SUBSTRATE_REFERENCE_HARDWARE.clone()))406				}407				BenchmarkCmd::Overhead(_) | BenchmarkCmd::Extrinsic(_) => {408					Err("Unsupported benchmarking command".into())409				}410			}411		}412		#[cfg(feature = "try-runtime")]413		Some(Subcommand::TryRuntime(cmd)) => {414			use std::{future::Future, pin::Pin};415			use sc_executor::{sp_wasm_interface::ExtendedHostFunctions, NativeExecutionDispatch};416417			let runner = cli.create_runner(cmd)?;418419			// grab the task manager.420			let registry = &runner421				.config()422				.prometheus_config423				.as_ref()424				.map(|cfg| &cfg.registry);425			let task_manager =426				sc_service::TaskManager::new(runner.config().tokio_handle.clone(), *registry)427					.map_err(|e| format!("Error: {:?}", e))?;428429			runner.async_run(|config| -> Result<(Pin<Box<dyn Future<Output = _>>>, _)> {430				Ok((431					match config.chain_spec.runtime_id() {432						#[cfg(feature = "unique-runtime")]433						RuntimeId::Unique => Box::pin(cmd.run::<Block, ExtendedHostFunctions<434							sp_io::SubstrateHostFunctions,435							<UniqueRuntimeExecutor as NativeExecutionDispatch>::ExtendHostFunctions,436						>>()),437438						#[cfg(feature = "quartz-runtime")]439						RuntimeId::Quartz => Box::pin(cmd.run::<Block, ExtendedHostFunctions<440							sp_io::SubstrateHostFunctions,441							<QuartzRuntimeExecutor as NativeExecutionDispatch>::ExtendHostFunctions,442						>>()),443444						RuntimeId::Opal => Box::pin(cmd.run::<Block, ExtendedHostFunctions<445							sp_io::SubstrateHostFunctions,446							<OpalRuntimeExecutor as NativeExecutionDispatch>::ExtendHostFunctions,447						>>()),448						RuntimeId::Unknown(chain) => return Err(no_runtime_err!(chain).into()),449					},450					task_manager,451				))452			})453		}454		#[cfg(not(feature = "try-runtime"))]455		Some(Subcommand::TryRuntime) => {456			Err("Try-runtime must be enabled by `--features try-runtime`.".into())457		}458		None => {459			let runner = cli.create_runner(&cli.run.normalize())?;460			let collator_options = cli.run.collator_options();461462			runner.run_node_until_exit(|config| async move {463				let hwbench = if !cli.no_hardware_benchmarks {464					config.database.path().map(|database_path| {465						let _ = std::fs::create_dir_all(&database_path);466						sc_sysinfo::gather_hwbench(Some(database_path))467					})468				} else {469					None470				};471472				let extensions = chain_spec::Extensions::try_get(&*config.chain_spec);473474				let service_id = config.chain_spec.service_id();475				let relay_chain_id = extensions.map(|e| e.relay_chain.clone());476				let is_dev_service = matches![service_id, ServiceId::Dev]477					|| relay_chain_id == Some("dev-service".into());478479				if is_dev_service {480					info!("Running Dev service");481482					let autoseal_interval = Duration::from_millis(cli.idle_autoseal_interval);483484					let mut config = config;485486					config.state_pruning = Some(sc_service::PruningMode::ArchiveAll);487488					return start_node_using_chain_runtime! {489						start_dev_node(config, autoseal_interval).map_err(Into::into)490					};491				};492493				let para_id = extensions494					.map(|e| e.para_id)495					.ok_or("Could not find parachain ID in chain-spec.")?;496497				let polkadot_cli = RelayChainCli::new(498					&config,499					[RelayChainCli::executable_name()]500						.iter()501						.chain(cli.relaychain_args.iter()),502				);503504				let para_id = ParaId::from(para_id);505506				let parachain_account = AccountIdConversion::<polkadot_primitives::v2::AccountId>::into_account_truncating(&para_id);507508				let state_version =509					RelayChainCli::native_runtime_version(&config.chain_spec).state_version();510				let block: Block = generate_genesis_block(&*config.chain_spec, state_version)511					.map_err(|e| format!("{:?}", e))?;512				let genesis_state = format!("0x{:?}", HexDisplay::from(&block.header().encode()));513				let genesis_hash = format!("0x{:?}", HexDisplay::from(&block.header().hash().0));514515				let polkadot_config = SubstrateCli::create_configuration(516					&polkadot_cli,517					&polkadot_cli,518					config.tokio_handle.clone(),519				)520				.map_err(|err| format!("Relay chain argument error: {}", err))?;521522				info!("Parachain id: {:?}", para_id);523				info!("Parachain Account: {}", parachain_account);524				info!("Parachain genesis state: {}", genesis_state);525				info!("Parachain genesis hash: {}", genesis_hash);526				info!(527					"Is collating: {}",528					if config.role.is_authority() {529						"yes"530					} else {531						"no"532					}533				);534535				start_node_using_chain_runtime! {536					start_node(config, polkadot_config, collator_options, para_id, hwbench)537						.await538						.map(|r| r.0)539						.map_err(Into::into)540				}541			})542		}543	}544}545546impl DefaultConfigurationValues for RelayChainCli {547	fn p2p_listen_port() -> u16 {548		30334549	}550551	fn rpc_ws_listen_port() -> u16 {552		9945553	}554555	fn rpc_http_listen_port() -> u16 {556		9934557	}558559	fn prometheus_listen_port() -> u16 {560		9616561	}562}563564impl CliConfiguration<Self> for RelayChainCli {565	fn shared_params(&self) -> &SharedParams {566		self.base.base.shared_params()567	}568569	fn import_params(&self) -> Option<&ImportParams> {570		self.base.base.import_params()571	}572573	fn network_params(&self) -> Option<&NetworkParams> {574		self.base.base.network_params()575	}576577	fn keystore_params(&self) -> Option<&KeystoreParams> {578		self.base.base.keystore_params()579	}580581	fn base_path(&self) -> Result<Option<BasePath>> {582		Ok(self583			.shared_params()584			.base_path()?585			.or_else(|| self.base_path.clone().map(Into::into)))586	}587588	fn rpc_http(&self, default_listen_port: u16) -> Result<Option<SocketAddr>> {589		self.base.base.rpc_http(default_listen_port)590	}591592	fn rpc_ipc(&self) -> Result<Option<String>> {593		self.base.base.rpc_ipc()594	}595596	fn rpc_ws(&self, default_listen_port: u16) -> Result<Option<SocketAddr>> {597		self.base.base.rpc_ws(default_listen_port)598	}599600	fn prometheus_config(601		&self,602		default_listen_port: u16,603		chain_spec: &Box<dyn ChainSpec>,604	) -> Result<Option<PrometheusConfig>> {605		self.base606			.base607			.prometheus_config(default_listen_port, chain_spec)608	}609610	fn init<F>(611		&self,612		_support_url: &String,613		_impl_version: &String,614		_logger_hook: F,615		_config: &sc_service::Configuration,616	) -> Result<()> {617		unreachable!("PolkadotCli is never initialized; qed");618	}619620	fn chain_id(&self, is_dev: bool) -> Result<String> {621		let chain_id = self.base.base.chain_id(is_dev)?;622623		Ok(if chain_id.is_empty() {624			self.chain_id.clone().unwrap_or_default()625		} else {626			chain_id627		})628	}629630	fn role(&self, is_dev: bool) -> Result<sc_service::Role> {631		self.base.base.role(is_dev)632	}633634	fn transaction_pool(&self, is_dev: bool) -> Result<sc_service::config::TransactionPoolOptions> {635		self.base.base.transaction_pool(is_dev)636	}637638	fn rpc_methods(&self) -> Result<sc_service::config::RpcMethods> {639		self.base.base.rpc_methods()640	}641642	fn rpc_ws_max_connections(&self) -> Result<Option<usize>> {643		self.base.base.rpc_ws_max_connections()644	}645646	fn rpc_cors(&self, is_dev: bool) -> Result<Option<Vec<String>>> {647		self.base.base.rpc_cors(is_dev)648	}649650	fn default_heap_pages(&self) -> Result<Option<u64>> {651		self.base.base.default_heap_pages()652	}653654	fn force_authoring(&self) -> Result<bool> {655		self.base.base.force_authoring()656	}657658	fn disable_grandpa(&self) -> Result<bool> {659		self.base.base.disable_grandpa()660	}661662	fn max_runtime_instances(&self) -> Result<Option<usize>> {663		self.base.base.max_runtime_instances()664	}665666	fn announce_block(&self) -> Result<bool> {667		self.base.base.announce_block()668	}669670	fn telemetry_endpoints(671		&self,672		chain_spec: &Box<dyn ChainSpec>,673	) -> Result<Option<sc_telemetry::TelemetryEndpoints>> {674		self.base.base.telemetry_endpoints(chain_spec)675	}676}
modifiednode/cli/src/service.rsdiffbeforeafterboth
--- a/node/cli/src/service.rs
+++ b/node/cli/src/service.rs
@@ -66,9 +66,8 @@
 use fc_rpc_core::types::FilterPool;
 use fc_mapping_sync::{MappingSyncWorker, SyncStrategy};
 
-use up_common::types::opaque::{
-	AuraId, RuntimeInstance, AccountId, Balance, Index, Hash, Block, BlockNumber,
-};
+use up_common::types::opaque::*;
+use crate::chain_spec::RuntimeIdentification;
 
 // RMRK
 use up_data_structs::{
@@ -412,7 +411,8 @@
 			RmrkBaseInfo<AccountId>,
 			RmrkPartType,
 			RmrkTheme,
-		> + substrate_frame_rpc_system::AccountNonceApi<Block, AccountId, Index>
+		> + up_pov_estimate_rpc::PovEstimateApi<Block>
+		+ substrate_frame_rpc_system::AccountNonceApi<Block, AccountId, Index>
 		+ sp_api::Metadata<Block>
 		+ sp_offchain::OffchainWorkerApi<Block>
 		+ cumulus_primitives_core::CollectCollationInfo<Block>,
@@ -517,9 +517,25 @@
 		.for_each(|()| futures::future::ready(())),
 	);
 
+	let rpc_backend = backend.clone();
+	let runtime_id = parachain_config.chain_spec.runtime_id();
 	let rpc_builder = Box::new(move |deny_unsafe, subscription_task_executor| {
 		let full_deps = unique_rpc::FullDeps {
-			backend: rpc_frontier_backend.clone(),
+			#[cfg(feature = "pov-estimate")]
+			runtime_id: runtime_id.clone(),
+
+			#[cfg(feature = "pov-estimate")]
+			exec_params: uc_rpc::pov_estimate::ExecutorParams {
+				wasm_method: parachain_config.wasm_method,
+				default_heap_pages: parachain_config.default_heap_pages,
+				max_runtime_instances: parachain_config.max_runtime_instances,
+				runtime_cache_size: parachain_config.runtime_cache_size,
+			},
+
+			#[cfg(feature = "pov-estimate")]
+			backend: rpc_backend.clone(),
+
+			eth_backend: rpc_frontier_backend.clone(),
 			deny_unsafe,
 			client: rpc_client.clone(),
 			pool: rpc_pool.clone(),
@@ -720,7 +736,8 @@
 			RmrkBaseInfo<AccountId>,
 			RmrkPartType,
 			RmrkTheme,
-		> + substrate_frame_rpc_system::AccountNonceApi<Block, AccountId, Index>
+		> + up_pov_estimate_rpc::PovEstimateApi<Block>
+		+ substrate_frame_rpc_system::AccountNonceApi<Block, AccountId, Index>
 		+ sp_api::Metadata<Block>
 		+ sp_offchain::OffchainWorkerApi<Block>
 		+ cumulus_primitives_core::CollectCollationInfo<Block>
@@ -869,7 +886,8 @@
 			RmrkBaseInfo<AccountId>,
 			RmrkPartType,
 			RmrkTheme,
-		> + substrate_frame_rpc_system::AccountNonceApi<Block, AccountId, Index>
+		> + up_pov_estimate_rpc::PovEstimateApi<Block>
+		+ substrate_frame_rpc_system::AccountNonceApi<Block, AccountId, Index>
 		+ sp_api::Metadata<Block>
 		+ sp_offchain::OffchainWorkerApi<Block>
 		+ cumulus_primitives_core::CollectCollationInfo<Block>
@@ -1040,9 +1058,24 @@
 	let rpc_pool = transaction_pool.clone();
 	let rpc_network = network.clone();
 	let rpc_frontier_backend = frontier_backend.clone();
+	let rpc_backend = backend.clone();
+	let runtime_id = config.chain_spec.runtime_id();
 	let rpc_builder = Box::new(move |deny_unsafe, subscription_executor| {
 		let full_deps = unique_rpc::FullDeps {
-			backend: rpc_frontier_backend.clone(),
+			#[cfg(feature = "pov-estimate")]
+			runtime_id: runtime_id.clone(),
+
+			#[cfg(feature = "pov-estimate")]
+			exec_params: uc_rpc::pov_estimate::ExecutorParams {
+				wasm_method: config.wasm_method,
+				default_heap_pages: config.default_heap_pages,
+				max_runtime_instances: config.max_runtime_instances,
+				runtime_cache_size: config.runtime_cache_size,
+			},
+
+			#[cfg(feature = "pov-estimate")]
+			backend: rpc_backend.clone(),
+			eth_backend: rpc_frontier_backend.clone(),
 			deny_unsafe,
 			client: rpc_client.clone(),
 			pool: rpc_pool.clone(),
modifiednode/rpc/Cargo.tomldiffbeforeafterboth
--- a/node/rpc/Cargo.toml
+++ b/node/rpc/Cargo.toml
@@ -55,6 +55,7 @@
 up-rpc = { path = "../../primitives/rpc" }
 app-promotion-rpc = { path = "../../primitives/app_promotion_rpc" }
 rmrk-rpc = { path = "../../primitives/rmrk-rpc" }
+up-pov-estimate-rpc = { path = "../../primitives/pov-estimate-rpc" }
 up-data-structs = { default-features = false, path = "../../primitives/data-structs" }
 
 [dependencies.serde]
@@ -65,3 +66,4 @@
 default = []
 std = []
 unique-runtime = []
+pov-estimate = ['uc-rpc/pov-estimate']
modifiednode/rpc/src/lib.rsdiffbeforeafterboth
--- a/node/rpc/src/lib.rs
+++ b/node/rpc/src/lib.rs
@@ -40,7 +40,7 @@
 use sc_service::TransactionPool;
 use std::{collections::BTreeMap, sync::Arc};
 
-use up_common::types::opaque::{Hash, AccountId, RuntimeInstance, Index, Block, BlockNumber, Balance};
+use up_common::types::opaque::*;
 
 // RMRK
 use up_data_structs::{
@@ -48,6 +48,8 @@
 	RmrkPartType, RmrkTheme,
 };
 
+type FullBackend = sc_service::TFullBackend<Block>;
+
 /// Extra dependencies for GRANDPA
 pub struct GrandpaDeps<B> {
 	/// Voting round info.
@@ -82,8 +84,18 @@
 	pub deny_unsafe: DenyUnsafe,
 	/// EthFilterApi pool.
 	pub filter_pool: Option<FilterPool>,
-	/// Backend.
-	pub backend: Arc<fc_db::Backend<Block>>,
+	
+	#[cfg(feature = "pov-estimate")]
+	pub runtime_id: RuntimeId,
+	/// Executor params for PoV estimating
+	#[cfg(feature = "pov-estimate")]
+	pub exec_params: uc_rpc::pov_estimate::ExecutorParams,
+	/// Substrate Backend.
+	#[cfg(feature = "pov-estimate")]
+	pub backend: Arc<FullBackend>,
+
+	/// Ethereum Backend.
+	pub eth_backend: Arc<fc_db::Backend<Block>>,
 	/// Maximum number of logs in a query.
 	pub max_past_logs: u32,
 	/// Maximum fee history cache size.
@@ -162,6 +174,7 @@
 		RmrkPartType,
 		RmrkTheme,
 	>,
+	C::Api: up_pov_estimate_rpc::PovEstimateApi<Block>,
 	B: sc_client_api::Backend<Block> + Send + Sync + 'static,
 	B::State: sc_client_api::backend::StateBackend<sp_runtime::traits::HashFor<Block>>,
 	P: TransactionPool<Block = Block> + 'static,
@@ -182,6 +195,9 @@
 	#[cfg(not(feature = "unique-runtime"))]
 	use uc_rpc::{RmrkApiServer, Rmrk};
 
+	#[cfg(feature = "pov-estimate")]
+	use uc_rpc::pov_estimate::{PovEstimateApiServer, PovEstimate};
+
 	// use pallet_contracts_rpc::{Contracts, ContractsApi};
 	use pallet_transaction_payment_rpc::{TransactionPayment, TransactionPaymentApiServer};
 	use substrate_frame_rpc_system::{System, SystemApiServer};
@@ -200,7 +216,17 @@
 		network,
 		deny_unsafe,
 		filter_pool,
+
+		#[cfg(feature = "pov-estimate")]
+		runtime_id,
+
+		#[cfg(feature = "pov-estimate")]
+		exec_params,
+
+		#[cfg(feature = "pov-estimate")]
 		backend,
+
+		eth_backend,
 		max_past_logs,
 	} = deps;
 
@@ -226,7 +252,7 @@
 			network.clone(),
 			signers,
 			overrides.clone(),
-			backend.clone(),
+			eth_backend.clone(),
 			is_authority,
 			block_data_cache.clone(),
 			fee_history_cache,
@@ -244,11 +270,14 @@
 	#[cfg(not(feature = "unique-runtime"))]
 	io.merge(Rmrk::new(client.clone()).into_rpc())?;
 
+	#[cfg(feature = "pov-estimate")]
+	io.merge(PovEstimate::new(client.clone(), backend, deny_unsafe, exec_params, runtime_id).into_rpc())?;
+
 	if let Some(filter_pool) = filter_pool {
 		io.merge(
 			EthFilter::new(
 				client.clone(),
-				backend,
+				eth_backend,
 				filter_pool,
 				500_usize, // max stored filters
 				max_past_logs,
modifiedpallets/common/Cargo.tomldiffbeforeafterboth
--- a/pallets/common/Cargo.toml
+++ b/pallets/common/Cargo.toml
@@ -23,6 +23,7 @@
 evm-coder = { default-features = false, path = '../../crates/evm-coder' }
 ethereum = { version = "0.14.0", default-features = false }
 pallet-evm = { default-features = false, git = "https://github.com/uniquenetwork/frontier", branch = "unique-polkadot-v0.9.36" }
+up-pov-estimate-rpc = { default-features = false, path = "../../primitives/pov-estimate-rpc" }
 
 serde = { version = "1.0.130", default-features = false }
 scale-info = { version = "2.0.1", default-features = false, features = [
@@ -39,6 +40,7 @@
     "fp-evm-mapping/std",
     "up-data-structs/std",
     "pallet-evm/std",
+    "up-pov-estimate-rpc/std",
 ]
 runtime-benchmarks = [
     "frame-benchmarking/runtime-benchmarks",
modifiedpallets/common/src/lib.rsdiffbeforeafterboth
--- a/pallets/common/src/lib.rs
+++ b/pallets/common/src/lib.rs
@@ -115,6 +115,7 @@
 	RmrkNftChild,
 	CollectionPermissions,
 };
+use up_pov_estimate_rpc::PovInfo;
 
 pub use pallet::*;
 use sp_core::H160;
@@ -881,6 +882,8 @@
 				RmrkPartType,
 				RmrkBoundedTheme,
 				RmrkNftChild,
+				// PoV Estimate Info
+				PovInfo,
 			)>,
 		),
 		QueryKind = OptionQuery,
modifiedprimitives/common/src/types.rsdiffbeforeafterboth
--- a/primitives/common/src/types.rs
+++ b/primitives/common/src/types.rs
@@ -29,6 +29,14 @@
 
 	pub use super::{BlockNumber, Signature, AccountId, Balance, Index, Hash, AuraId};
 
+	#[derive(Debug, Clone)]
+	pub enum RuntimeId {
+		Unique,
+		Quartz,
+		Opal,
+		Unknown(sp_std::vec::Vec<u8>),
+	}
+
 	/// Opaque block header type.
 	pub type Header = generic::Header<BlockNumber, BlakeTwo256>;
addedprimitives/pov-estimate-rpc/Cargo.tomldiffbeforeafterboth
--- /dev/null
+++ b/primitives/pov-estimate-rpc/Cargo.toml
@@ -0,0 +1,28 @@
+[package]
+name = "up-pov-estimate-rpc"
+version = "0.1.0"
+license = "GPLv3"
+edition = "2021"
+
+[dependencies]
+codec = { package = "parity-scale-codec", version = "3.1.2", default-features = false, features = [
+	"derive",
+] }
+serde = { version = "1.0.130", features = ["derive"], default-features = false, optional = true }
+scale-info = { version = "2.0.1", default-features = false, features = ["derive"] }
+sp-core = { default-features = false, git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.36" }
+sp-std = { default-features = false, git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.36" }
+sp-api = { default-features = false, git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.36" }
+sp-runtime = { default-features = false, git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.36" }
+
+[features]
+default = ["std"]
+std = [
+	"codec/std",
+	"serde/std",
+	"scale-info/std",
+	"sp-core/std",
+	"sp-std/std",
+	"sp-api/std",
+	"sp-runtime/std",
+]
addedprimitives/pov-estimate-rpc/src/lib.rsdiffbeforeafterboth
--- /dev/null
+++ b/primitives/pov-estimate-rpc/src/lib.rs
@@ -0,0 +1,39 @@
+// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.
+// This file is part of Unique Network.
+
+// Unique Network 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.
+
+// Unique Network 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 Unique Network. If not, see <http://www.gnu.org/licenses/>.
+
+#![cfg_attr(not(feature = "std"), no_std)]
+
+use codec::{Decode, Encode, MaxEncodedLen};
+use scale_info::TypeInfo;
+
+#[cfg(feature = "std")]
+use serde::Serialize;
+
+use sp_runtime::ApplyExtrinsicResult;
+
+#[cfg_attr(feature = "std", derive(Serialize))]
+#[derive(Encode, Decode, Debug, TypeInfo, MaxEncodedLen)]
+pub struct PovInfo {
+    pub proof_size: u64,
+    pub compact_proof_size: u64,
+    pub compressed_proof_size: u64,
+}
+
+sp_api::decl_runtime_apis! {
+    pub trait PovEstimateApi {
+        fn pov_estimate(uxt: Block::Extrinsic) -> ApplyExtrinsicResult;
+    }
+}
modifiedruntime/common/runtime_apis.rsdiffbeforeafterboth
--- a/runtime/common/runtime_apis.rs
+++ b/runtime/common/runtime_apis.rs
@@ -39,7 +39,7 @@
         use sp_runtime::{
             Permill,
             traits::Block as BlockT,
-            transaction_validity::{TransactionSource, TransactionValidity},
+            transaction_validity::{TransactionSource, TransactionValidity, TransactionValidityError, InvalidTransaction},
             ApplyExtrinsicResult, DispatchError,
         };
         use fp_rpc::TransactionStatus;
@@ -778,6 +778,17 @@
                 }
             }
 
+            impl up_pov_estimate_rpc::PovEstimateApi<Block> for Runtime {
+                #[allow(unused_variables)]
+                fn pov_estimate(uxt: <Block as BlockT>::Extrinsic) -> ApplyExtrinsicResult {
+                    #[cfg(feature = "pov-estimate")]
+                    return Executive::apply_extrinsic(uxt);
+
+                    #[cfg(not(feature = "pov-estimate"))]
+                    return Err(TransactionValidityError::Invalid(InvalidTransaction::Call))
+                }
+            }
+
             #[cfg(feature = "try-runtime")]
             impl frame_try_runtime::TryRuntime<Block> for Runtime {
                 fn on_runtime_upgrade(checks: bool) -> (frame_support::pallet_prelude::Weight, frame_support::pallet_prelude::Weight) {
modifiedruntime/opal/Cargo.tomldiffbeforeafterboth
--- a/runtime/opal/Cargo.toml
+++ b/runtime/opal/Cargo.toml
@@ -127,6 +127,7 @@
     'pallet-base-fee/std',
     'fp-rpc/std',
     'up-rpc/std',
+    'up-pov-estimate-rpc/std',
     'app-promotion-rpc/std',
     'fp-evm-mapping/std',
     'fp-self-contained/std',
@@ -184,6 +185,7 @@
     'pallet-test-utils',
 ]
 become-sapphire = []
+pov-estimate = []
 
 refungible = []
 scheduler = []
@@ -468,6 +470,7 @@
 derivative = "2.2.0"
 pallet-unique = { path = '../../pallets/unique', default-features = false }
 up-rpc = { path = "../../primitives/rpc", default-features = false }
+up-pov-estimate-rpc = { path = "../../primitives/pov-estimate-rpc", default-features = false }
 app-promotion-rpc = { path = "../../primitives/app_promotion_rpc", default-features = false }
 rmrk-rpc = { path = "../../primitives/rmrk-rpc", default-features = false }
 fp-evm = { default-features = false, git = "https://github.com/uniquenetwork/frontier", branch = "unique-polkadot-v0.9.36" }
modifiedruntime/quartz/Cargo.tomldiffbeforeafterboth
--- a/runtime/quartz/Cargo.toml
+++ b/runtime/quartz/Cargo.toml
@@ -122,6 +122,7 @@
     'pallet-base-fee/std',
     'fp-rpc/std',
     'up-rpc/std',
+    'up-pov-estimate-rpc/std',
     'app-promotion-rpc/std',
     'fp-evm-mapping/std',
     'fp-self-contained/std',
@@ -169,6 +170,7 @@
 ]
 limit-testing = ['pallet-unique/limit-testing', 'up-data-structs/limit-testing']
 quartz-runtime = ['refungible', 'app-promotion', 'foreign-assets']
+pov-estimate = []
 
 refungible = []
 scheduler = []
@@ -461,6 +463,7 @@
 derivative = "2.2.0"
 pallet-unique = { path = '../../pallets/unique', default-features = false }
 up-rpc = { path = "../../primitives/rpc", default-features = false }
+up-pov-estimate-rpc = { path = "../../primitives/pov-estimate-rpc", default-features = false }
 app-promotion-rpc = { path = "../../primitives/app_promotion_rpc", default-features = false }
 fp-evm = { default-features = false, git = "https://github.com/uniquenetwork/frontier", branch = "unique-polkadot-v0.9.36" }
 fp-evm-mapping = { default-features = false, git = "https://github.com/uniquenetwork/frontier", branch = "unique-polkadot-v0.9.36" }
modifiedruntime/unique/Cargo.tomldiffbeforeafterboth
--- a/runtime/unique/Cargo.toml
+++ b/runtime/unique/Cargo.toml
@@ -123,6 +123,7 @@
     'pallet-base-fee/std',
     'fp-rpc/std',
     'up-rpc/std',
+    'up-pov-estimate-rpc/std',
     'app-promotion-rpc/std',
     'fp-evm-mapping/std',
     'fp-self-contained/std',
@@ -170,6 +171,7 @@
 ]
 limit-testing = ['pallet-unique/limit-testing', 'up-data-structs/limit-testing']
 unique-runtime = ['foreign-assets']
+pov-estimate = []
 stubgen = ["evm-coder/stubgen"]
 
 refungible = []
@@ -454,6 +456,7 @@
 derivative = "2.2.0"
 pallet-unique = { path = '../../pallets/unique', default-features = false }
 up-rpc = { path = "../../primitives/rpc", default-features = false }
+up-pov-estimate-rpc = { path = "../../primitives/pov-estimate-rpc", default-features = false }
 app-promotion-rpc = { path = "../../primitives/app_promotion_rpc", default-features = false }
 rmrk-rpc = { path = "../../primitives/rmrk-rpc", default-features = false }
 pallet-inflation = { path = '../../pallets/inflation', default-features = false }