git.delta.rocks / unique-network / refs/commits / 89d693c101e5

difftreelog

NFTPAR-47 + contracts module

str-mv2020-07-02parent: #4ccb943.patch.diff
in: master

9 files changed

modifiedCargo.lockdiffbeforeafterboth
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2762,8 +2762,10 @@
 version = "2.0.0-rc4"
 dependencies = [
  "futures 0.3.5",
+ "jsonrpc-core",
  "log",
  "nft-runtime",
+ "pallet-contracts-rpc",
  "parking_lot 0.10.2",
  "sc-basic-authorship",
  "sc-cli",
@@ -2773,6 +2775,7 @@
  "sc-executor",
  "sc-finality-grandpa",
  "sc-network",
+ "sc-rpc",
  "sc-service",
  "sc-transaction-pool",
  "sp-consensus",
@@ -2795,6 +2798,9 @@
  "frame-system",
  "pallet-aura",
  "pallet-balances",
+ "pallet-contracts",
+ "pallet-contracts-primitives",
+ "pallet-contracts-rpc-runtime-api",
  "pallet-grandpa",
  "pallet-nft",
  "pallet-randomness-collective-flip",
@@ -3013,6 +3019,67 @@
 ]
 
 [[package]]
+name = "pallet-contracts"
+version = "2.0.0-rc4"
+source = "git+https://github.com/paritytech/substrate.git?tag=v2.0.0-rc4#00768a1f21a579c478fe5d4f51e1fa71f7db9fd4"
+dependencies = [
+ "frame-support",
+ "frame-system",
+ "pallet-contracts-primitives",
+ "parity-scale-codec",
+ "parity-wasm",
+ "pwasm-utils",
+ "serde",
+ "sp-core",
+ "sp-io",
+ "sp-runtime",
+ "sp-sandbox",
+ "sp-std",
+ "wasmi-validation",
+]
+
+[[package]]
+name = "pallet-contracts-primitives"
+version = "2.0.0-rc4"
+source = "git+https://github.com/paritytech/substrate.git?tag=v2.0.0-rc4#00768a1f21a579c478fe5d4f51e1fa71f7db9fd4"
+dependencies = [
+ "parity-scale-codec",
+ "sp-runtime",
+ "sp-std",
+]
+
+[[package]]
+name = "pallet-contracts-rpc"
+version = "0.8.0-rc4"
+source = "git+https://github.com/paritytech/substrate.git?tag=v2.0.0-rc4#00768a1f21a579c478fe5d4f51e1fa71f7db9fd4"
+dependencies = [
+ "jsonrpc-core",
+ "jsonrpc-core-client",
+ "jsonrpc-derive",
+ "pallet-contracts-primitives",
+ "pallet-contracts-rpc-runtime-api",
+ "parity-scale-codec",
+ "serde",
+ "sp-api",
+ "sp-blockchain",
+ "sp-core",
+ "sp-rpc",
+ "sp-runtime",
+]
+
+[[package]]
+name = "pallet-contracts-rpc-runtime-api"
+version = "0.8.0-rc4"
+source = "git+https://github.com/paritytech/substrate.git?tag=v2.0.0-rc4#00768a1f21a579c478fe5d4f51e1fa71f7db9fd4"
+dependencies = [
+ "pallet-contracts-primitives",
+ "parity-scale-codec",
+ "sp-api",
+ "sp-runtime",
+ "sp-std",
+]
+
+[[package]]
 name = "pallet-finality-tracker"
 version = "2.0.0-rc4"
 source = "git+https://github.com/paritytech/substrate.git?tag=v2.0.0-rc4#00768a1f21a579c478fe5d4f51e1fa71f7db9fd4"
@@ -3620,6 +3687,17 @@
 checksum = "8e86d370532557ae7573551a1ec8235a0f8d6cb276c7c9e6aa490b511c447485"
 
 [[package]]
+name = "pwasm-utils"
+version = "0.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4f7a12f176deee919f4ba55326ee17491c8b707d0987aed822682c821b660192"
+dependencies = [
+ "byteorder",
+ "log",
+ "parity-wasm",
+]
+
+[[package]]
 name = "quick-error"
 version = "1.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -5576,6 +5654,19 @@
 ]
 
 [[package]]
+name = "sp-sandbox"
+version = "0.8.0-rc4"
+source = "git+https://github.com/paritytech/substrate.git?tag=v2.0.0-rc4#00768a1f21a579c478fe5d4f51e1fa71f7db9fd4"
+dependencies = [
+ "parity-scale-codec",
+ "sp-core",
+ "sp-io",
+ "sp-std",
+ "sp-wasm-interface",
+ "wasmi",
+]
+
+[[package]]
 name = "sp-serializer"
 version = "2.0.0-rc4"
 source = "git+https://github.com/paritytech/substrate.git?tag=v2.0.0-rc4#00768a1f21a579c478fe5d4f51e1fa71f7db9fd4"
modifiednode/Cargo.tomldiffbeforeafterboth
--- a/node/Cargo.toml
+++ b/node/Cargo.toml
@@ -20,6 +20,16 @@
 log = '0.4.8'
 parking_lot = '0.10.0'
 structopt = '0.3.8'
+jsonrpc-core = '14.0.5'
+
+[dependencies.pallet-contracts-rpc]
+git = 'https://github.com/paritytech/substrate.git'
+version = '0.8.0-rc4'
+tag = 'v2.0.0-rc4'
+
+[dependencies.sc-rpc]
+git = 'https://github.com/paritytech/substrate.git'
+tag = 'v2.0.0-rc4'
 
 [dependencies.nft-runtime]
 path = '../runtime'
modifiednode/src/chain_spec.rsdiffbeforeafterboth
--- a/node/src/chain_spec.rs
+++ b/node/src/chain_spec.rs
@@ -8,6 +8,8 @@
 use sp_runtime::traits::{Verify, IdentifyAccount};
 use sc_service::ChainType;
 
+use nft_runtime::{ContractsConfig, ContractsSchedule};
+
 // Note this is the URL for the telemetry server
 //const STAGING_TELEMETRY_URL: &str = "wss://telemetry.polkadot.io/submit/";
 
@@ -111,6 +113,12 @@
 		balances: Some(BalancesConfig {
 			balances: endowed_accounts.iter().cloned().map(|k|(k, 1 << 60)).collect(),
 		}),
+		contracts: Some(ContractsConfig {
+            current_schedule: ContractsSchedule {
+              //      enable_println,
+                    ..Default::default()
+            },
+        }),
 		aura: Some(AuraConfig {
 			authorities: initial_authorities.iter().map(|x| (x.0.clone())).collect(),
 		}),
modifiednode/src/service.rsdiffbeforeafterboth
before · node/src/service.rs
1//! Service and ServiceFactory implementation. Specialized wrapper over substrate service.23use std::sync::Arc;4use std::time::Duration;5use sc_client_api::ExecutorProvider;6use sc_consensus::LongestChain;7use nft_runtime::{self, opaque::Block, RuntimeApi};8use sc_service::{error::{Error as ServiceError}, AbstractService, Configuration, ServiceBuilder};9use sp_inherents::InherentDataProviders;10use sc_executor::native_executor_instance;11pub use sc_executor::NativeExecutor;12use sp_consensus_aura::sr25519::{AuthorityPair as AuraPair};13use sc_finality_grandpa::{14	FinalityProofProvider as GrandpaFinalityProofProvider, StorageAndProofProvider, SharedVoterState,15};1617// Our native executor instance.18native_executor_instance!(19	pub Executor,20	nft_runtime::api::dispatch,21	nft_runtime::native_version,22);2324/// Starts a `ServiceBuilder` for a full service.25///26/// Use this macro if you don't actually need the full service, but just the builder in order to27/// be able to perform chain operations.28macro_rules! new_full_start {29	($config:expr) => {{30		use std::sync::Arc;31		use sp_consensus_aura::sr25519::AuthorityPair as AuraPair;3233		let mut import_setup = None;34		let inherent_data_providers = sp_inherents::InherentDataProviders::new();3536		let builder = sc_service::ServiceBuilder::new_full::<37			nft_runtime::opaque::Block,38			nft_runtime::RuntimeApi,39			crate::service::Executor40		>($config)?41			.with_select_chain(|_config, backend| {42				Ok(sc_consensus::LongestChain::new(backend.clone()))43			})?44			.with_transaction_pool(|builder| {45				let pool_api = sc_transaction_pool::FullChainApi::new(46					builder.client().clone(),47				);48				Ok(sc_transaction_pool::BasicPool::new(49					builder.config().transaction_pool.clone(),50					std::sync::Arc::new(pool_api),51					builder.prometheus_registry(),52				))53			})?54			.with_import_queue(|55				_config,56				client,57				mut select_chain,58				_transaction_pool,59				spawn_task_handle,60				registry,61			| {62				let select_chain = select_chain.take()63					.ok_or_else(|| sc_service::Error::SelectChainRequired)?;6465				let (grandpa_block_import, grandpa_link) = sc_finality_grandpa::block_import(66					client.clone(),67					&(client.clone() as Arc<_>),68					select_chain,69				)?;7071				let aura_block_import = sc_consensus_aura::AuraBlockImport::<_, _, _, AuraPair>::new(72					grandpa_block_import.clone(), client.clone(),73				);7475				let import_queue = sc_consensus_aura::import_queue::<_, _, _, AuraPair, _>(76					sc_consensus_aura::slot_duration(&*client)?,77					aura_block_import,78					Some(Box::new(grandpa_block_import.clone())),79					None,80					client,81					inherent_data_providers.clone(),82					spawn_task_handle,83					registry,84				)?;8586				import_setup = Some((grandpa_block_import, grandpa_link));8788				Ok(import_queue)89			})?;9091		(builder, import_setup, inherent_data_providers)92	}}93}9495/// Builds a new service for a full client.96pub fn new_full(config: Configuration) -> Result<impl AbstractService, ServiceError> {97	let role = config.role.clone();98	let force_authoring = config.force_authoring;99	let name = config.network.node_name.clone();100	let disable_grandpa = config.disable_grandpa;101102	let (builder, mut import_setup, inherent_data_providers) = new_full_start!(config);103104	let (block_import, grandpa_link) =105		import_setup.take()106			.expect("Link Half and Block Import are present for Full Services or setup failed before. qed");107108	let service = builder109		.with_finality_proof_provider(|client, backend| {110			// GenesisAuthoritySetProvider is implemented for StorageAndProofProvider111			let provider = client as Arc<dyn StorageAndProofProvider<_, _>>;112			Ok(Arc::new(GrandpaFinalityProofProvider::new(backend, provider)) as _)113		})?114		.build_full()?;115116	if role.is_authority() {117		let proposer = sc_basic_authorship::ProposerFactory::new(118			service.client(),119			service.transaction_pool(),120			service.prometheus_registry().as_ref(),121		);122123		let client = service.client();124		let select_chain = service.select_chain()125			.ok_or(ServiceError::SelectChainRequired)?;126127		let can_author_with =128			sp_consensus::CanAuthorWithNativeVersion::new(client.executor().clone());129130		let aura = sc_consensus_aura::start_aura::<_, _, _, _, _, AuraPair, _, _, _>(131			sc_consensus_aura::slot_duration(&*client)?,132			client,133			select_chain,134			block_import,135			proposer,136			service.network(),137			inherent_data_providers.clone(),138			force_authoring,139			service.keystore(),140			can_author_with,141		)?;142143		// the AURA authoring task is considered essential, i.e. if it144		// fails we take down the service with it.145		service.spawn_essential_task_handle().spawn_blocking("aura", aura);146	}147148	// if the node isn't actively participating in consensus then it doesn't149	// need a keystore, regardless of which protocol we use below.150	let keystore = if role.is_authority() {151		Some(service.keystore() as sp_core::traits::BareCryptoStorePtr)152	} else {153		None154	};155156	let grandpa_config = sc_finality_grandpa::Config {157		// FIXME #1578 make this available through chainspec158		gossip_duration: Duration::from_millis(333),159		justification_period: 512,160		name: Some(name),161		observer_enabled: false,162		keystore,163		is_authority: role.is_network_authority(),164	};165166	let enable_grandpa = !disable_grandpa;167	if enable_grandpa {168		// start the full GRANDPA voter169		// NOTE: non-authorities could run the GRANDPA observer protocol, but at170		// this point the full voter should provide better guarantees of block171		// and vote data availability than the observer. The observer has not172		// been tested extensively yet and having most nodes in a network run it173		// could lead to finality stalls.174		let grandpa_config = sc_finality_grandpa::GrandpaParams {175			config: grandpa_config,176			link: grandpa_link,177			network: service.network(),178			inherent_data_providers: inherent_data_providers.clone(),179			telemetry_on_connect: Some(service.telemetry_on_connect_stream()),180			voting_rule: sc_finality_grandpa::VotingRulesBuilder::default().build(),181			prometheus_registry: service.prometheus_registry(),182			shared_voter_state: SharedVoterState::empty(),183		};184185		// the GRANDPA voter task is considered infallible, i.e.186		// if it fails we take down the service with it.187		service.spawn_essential_task_handle().spawn_blocking(188			"grandpa-voter",189			sc_finality_grandpa::run_grandpa_voter(grandpa_config)?190		);191	} else {192		sc_finality_grandpa::setup_disabled_grandpa(193			service.client(),194			&inherent_data_providers,195			service.network(),196		)?;197	}198199	Ok(service)200}201202/// Builds a new service for a light client.203pub fn new_light(config: Configuration) -> Result<impl AbstractService, ServiceError> {204	let inherent_data_providers = InherentDataProviders::new();205206	ServiceBuilder::new_light::<Block, RuntimeApi, Executor>(config)?207		.with_select_chain(|_config, backend| {208			Ok(LongestChain::new(backend.clone()))209		})?210		.with_transaction_pool(|builder| {211			let fetcher = builder.fetcher()212				.ok_or_else(|| "Trying to start light transaction pool without active fetcher")?;213214			let pool_api = sc_transaction_pool::LightChainApi::new(215				builder.client().clone(),216				fetcher.clone(),217			);218			let pool = sc_transaction_pool::BasicPool::with_revalidation_type(219				builder.config().transaction_pool.clone(),220				Arc::new(pool_api),221				builder.prometheus_registry(),222				sc_transaction_pool::RevalidationType::Light,223			);224			Ok(pool)225		})?226		.with_import_queue_and_fprb(|227			_config,228			client,229			backend,230			fetcher,231			_select_chain,232			_tx_pool,233			spawn_task_handle,234			prometheus_registry,235		| {236			let fetch_checker = fetcher237				.map(|fetcher| fetcher.checker().clone())238				.ok_or_else(|| "Trying to start light import queue without active fetch checker")?;239			let grandpa_block_import = sc_finality_grandpa::light_block_import(240				client.clone(),241				backend,242				&(client.clone() as Arc<_>),243				Arc::new(fetch_checker),244			)?;245			let finality_proof_import = grandpa_block_import.clone();246			let finality_proof_request_builder =247				finality_proof_import.create_finality_proof_request_builder();248249			let import_queue = sc_consensus_aura::import_queue::<_, _, _, AuraPair, _>(250				sc_consensus_aura::slot_duration(&*client)?,251				grandpa_block_import,252				None,253				Some(Box::new(finality_proof_import)),254				client,255				inherent_data_providers.clone(),256				spawn_task_handle,257				prometheus_registry,258			)?;259260			Ok((import_queue, finality_proof_request_builder))261		})?262		.with_finality_proof_provider(|client, backend| {263			// GenesisAuthoritySetProvider is implemented for StorageAndProofProvider264			let provider = client as Arc<dyn StorageAndProofProvider<_, _>>;265			Ok(Arc::new(GrandpaFinalityProofProvider::new(backend, provider)) as _)266		})?267		.build_light()268}
modifiedpallets/nft/src/lib.rsdiffbeforeafterboth
--- a/pallets/nft/src/lib.rs
+++ b/pallets/nft/src/lib.rs
@@ -58,10 +58,7 @@
 
         /// Next available collection ID
         pub NextCollectionID get(fn next_collection_id): u64;
-
         pub Collection get(fn collection): map hasher(identity) u64 => CollectionType<T::AccountId>;
-        //pub Collection get(collection): map hasher(identity) u64 => CollectionType<T::AccountId>;
-
         pub AdminList get(fn admin_list_collection): map hasher(identity) u64 => Vec<T::AccountId>;
 
         /// Balance owner per collection map
@@ -69,10 +66,10 @@
         pub ApprovedList get(fn approved): map hasher(blake2_128_concat) (u64, u64) => Vec<T::AccountId>;
 
         pub ItemList get(fn item_id): map hasher(blake2_128_concat) (u64, u64) => NftItemType<T::AccountId>;
-        // pub ItemList get(item_id): map hasher(blake2_128_concat) (u64, u64) => NftItemType<T::AccountId>;
+        pub ItemListIndex get(fn item_index): map hasher(blake2_128_concat) u64 => u64;
+
+        pub AddressTokens get(fn address_tokens): map hasher(blake2_128_concat) (u64, T::AccountId) => Vec<u64>;
 
-        pub ItemListIndex get(fn item_index): map hasher(blake2_128_concat) u64 => u64;
-        // pub ItemListIndex get(item_index): map hasher(blake2_128_concat) u64 => u64;
     }
 }
 
@@ -247,7 +244,11 @@
                 data: properties,
             };
 
+
             let current_index = <ItemListIndex>::get(collection_id);
+
+            Self::add_token_index(collection_id, current_index, new_item.owner.clone())?;
+
             <ItemListIndex>::insert(collection_id, current_index);
             <ItemList<T>>::insert((collection_id, current_index), new_item);
 
@@ -279,6 +280,8 @@
             }
             <ItemList<T>>::remove((collection_id, item_id));
 
+            Self::remove_token_index(collection_id, item_id, item.owner.clone())?;
+
             // update balance
             let new_balance = <Balance<T>>::get((collection_id, item.owner.clone())) - 1;
             <Balance<T>>::insert((collection_id, item.owner.clone()), new_balance);
@@ -319,9 +322,13 @@
             <Balance<T>>::insert((collection_id, new_owner.clone()), balance_new_owner);
 
             // change owner
-            item.owner = new_owner;
+            let old_owner = item.owner.clone();
+            item.owner = new_owner.clone();
             <ItemList<T>>::insert((collection_id, item_id), item);
 
+            // update index collection
+            Self::move_token_index(collection_id, item_id, old_owner, new_owner.clone())?;
+
             // reset approved list
             let itm: Vec<T::AccountId> = Vec::new();
             <ApprovedList<T>>::insert((collection_id, item_id), itm);
@@ -401,3 +408,55 @@
         }
     }
 }
+
+
+impl<T: Trait> Module<T> {
+    fn add_token_index(collection_id: u64, item_index: u64, owner: T::AccountId) -> DispatchResult {
+        
+        let list_exists = <AddressTokens<T>>::contains_key((collection_id, owner.clone()));
+        if list_exists {
+
+            let mut list = <AddressTokens<T>>::get((collection_id, owner.clone()));
+            let item_contains = list.contains(&item_index.clone());
+
+            if !item_contains {
+                list.push(item_index.clone());
+            }
+
+            <AddressTokens<T>>::insert((collection_id, owner.clone()), list);
+
+        } else {
+
+            let mut itm = Vec::new();
+            itm.push(item_index.clone());
+            <AddressTokens<T>>::insert((collection_id, owner), itm);
+        }
+
+        Ok(())
+    }
+
+    fn remove_token_index(collection_id: u64, item_index: u64, owner: T::AccountId) -> DispatchResult {
+        
+        let list_exists = <AddressTokens<T>>::contains_key((collection_id, owner.clone()));
+        if list_exists {
+
+            let mut list = <AddressTokens<T>>::get((collection_id, owner.clone()));
+            let item_contains = list.contains(&item_index.clone());
+
+            if item_contains {
+                list.retain(|&item| item != item_index);
+                <AddressTokens<T>>::insert((collection_id, owner), list);
+            }
+        }
+
+        Ok(())
+    }
+
+    fn move_token_index(collection_id: u64, item_index: u64, old_owner: T::AccountId, new_owner: T::AccountId) -> DispatchResult {
+        
+        Self::remove_token_index(collection_id, item_index, old_owner)?;
+        Self::add_token_index(collection_id, item_index, new_owner)?;
+        
+        Ok(())
+    }
+}
\ No newline at end of file
modifiedpallets/nft/src/mock.rsdiffbeforeafterboth
--- a/pallets/nft/src/mock.rs
+++ b/pallets/nft/src/mock.rs
@@ -1,7 +1,12 @@
 // Creating mock runtime here
 
 use crate::{Module, Trait};
-use frame_support::{impl_outer_origin, parameter_types, weights::Weight};
+use frame_support::{
+    impl_outer_origin, parameter_types, 
+    weights::{ 
+        Weight,
+        constants::{ BlockExecutionWeight, ExtrinsicBaseWeight, RocksDbWeight, WEIGHT_PER_SECOND },
+    }};
 use frame_system as system;
 use sp_core::H256;
 use sp_runtime::{
@@ -11,7 +16,8 @@
 };
 
 impl_outer_origin! {
-    pub enum Origin for Test {}
+    pub enum Origin for Test {
+    }
 }
 
 // For testing the pallet, we construct most of a mock runtime. This means
@@ -24,12 +30,17 @@
     pub const MaximumBlockWeight: Weight = 1024;
     pub const MaximumBlockLength: u32 = 2 * 1024;
     pub const AvailableBlockRatio: Perbill = Perbill::from_percent(75);
+    pub MaximumExtrinsicWeight: Weight = 10 * WEIGHT_PER_SECOND;
 }
+
 impl system::Trait for Test {
     type Origin = Origin;
     type Call = ();
     type Index = u64;
     type BlockNumber = u64;
+    type BaseCallFilter = ();
+    type DbWeight = RocksDbWeight;
+    type BlockExecutionWeight = BlockExecutionWeight;
     type Hash = H256;
     type Hashing = BlakeTwo256;
     type AccountId = u64;
@@ -37,6 +48,8 @@
     type Header = Header;
     type Event = ();
     type BlockHashCount = BlockHashCount;
+    type ExtrinsicBaseWeight = ExtrinsicBaseWeight;
+    type MaximumExtrinsicWeight = MaximumExtrinsicWeight;
     type MaximumBlockWeight = MaximumBlockWeight;
     type MaximumBlockLength = MaximumBlockLength;
     type AvailableBlockRatio = AvailableBlockRatio;
@@ -49,6 +62,7 @@
 impl Trait for Test {
     type Event = ();
 }
+
 pub type TemplateModule = Module<Test>;
 
 // This function basically just builds a genesis storage key/value store according to
modifiedpallets/nft/src/tests.rsdiffbeforeafterboth
--- a/pallets/nft/src/tests.rs
+++ b/pallets/nft/src/tests.rs
@@ -297,3 +297,50 @@
         assert_ok!(TemplateModule::transfer_from(origin1.clone(), 1, 1, 2));
     });
 }
+
+#[test]
+fn index_list() {
+    new_test_ext().execute_with(|| {
+        let size = 1024;
+        let origin1 = Origin::signed(1);
+        let origin2 = Origin::signed(2);
+        let origin3 = Origin::signed(3);
+
+        assert_ok!(TemplateModule::create_collection(origin1.clone(), size));
+        assert_ok!(TemplateModule::create_collection(origin2.clone(), size));
+        assert_ok!(TemplateModule::create_collection(origin3.clone(), size));
+
+        assert_eq!(TemplateModule::collection(1).owner, 1);
+        assert_eq!(TemplateModule::collection(2).owner, 2);
+        assert_eq!(TemplateModule::collection(3).owner, 3);
+
+        // create items
+        assert_ok!(TemplateModule::create_item(
+            origin1.clone(),
+            1,
+            [1, 1, 1].to_vec()
+        ));
+
+        assert_ok!(TemplateModule::create_item(
+            origin1.clone(),
+            1,
+            [1, 1, 2].to_vec()
+        ));
+
+        assert_ok!(TemplateModule::create_item(
+            origin1.clone(),
+            1,
+            [1, 2, 3].to_vec()
+        ));
+
+        assert_eq!(TemplateModule::address_tokens((1, 1)).len(), 3);
+
+        // burn one
+        assert_ok!(TemplateModule::burn_item(origin1.clone(), 1, 2));
+        assert_eq!(TemplateModule::address_tokens((1, 1)).len(), 2);
+
+        // burn another one
+        assert_ok!(TemplateModule::burn_item(origin1.clone(), 1, 3));
+        assert_eq!(TemplateModule::address_tokens((1, 1))[0], 1);
+    });
+}
\ No newline at end of file
modifiedruntime/Cargo.tomldiffbeforeafterboth
--- a/runtime/Cargo.toml
+++ b/runtime/Cargo.toml
@@ -4,6 +4,9 @@
     'aura/std',
     'balances/std',
     'codec/std',
+    'contracts/std',
+    'contracts-primitives/std',
+    'contracts-rpc-runtime-api/std',
     'frame-executive/std',
     'frame-support/std',
     'grandpa/std',
@@ -47,6 +50,27 @@
 package = 'parity-scale-codec'
 version = '1.3.1'
 
+[dependencies.contracts]
+git = 'https://github.com/paritytech/substrate.git'
+default-features = false
+package = 'pallet-contracts'
+tag = 'v2.0.0-rc4'
+version = '2.0.0-rc4'
+
+[dependencies.contracts-primitives]
+git = 'https://github.com/paritytech/substrate.git'
+default-features = false
+package = 'pallet-contracts-primitives'
+tag = 'v2.0.0-rc4'
+version = '2.0.0-rc4'
+
+[dependencies.contracts-rpc-runtime-api]
+git = 'https://github.com/paritytech/substrate.git'
+default-features = false
+package = 'pallet-contracts-rpc-runtime-api'
+version = '0.8.0-rc4'
+tag = 'v2.0.0-rc4'
+
 [dependencies.frame-executive]
 default-features = false
 git = 'https://github.com/paritytech/substrate.git'
modifiedruntime/src/lib.rsdiffbeforeafterboth
--- a/runtime/src/lib.rs
+++ b/runtime/src/lib.rs
@@ -24,6 +24,7 @@
 use sp_version::RuntimeVersion;
 #[cfg(feature = "std")]
 use sp_version::NativeVersion;
+use contracts_rpc_runtime_api::ContractExecResult;
 
 // A few exports that help ease life for downstream crates.
 #[cfg(any(feature = "std", test))]
@@ -31,6 +32,7 @@
 pub use timestamp::Call as TimestampCall;
 pub use balances::Call as BalancesCall;
 pub use sp_runtime::{Permill, Perbill};
+pub use contracts::Schedule as ContractsSchedule;
 pub use frame_support::{
 	construct_runtime, parameter_types, StorageValue,
 	traits::{KeyOwnerProofSystem, Randomness},
@@ -69,6 +71,10 @@
 /// Digest item type.
 pub type DigestItem = generic::DigestItem<Hash>;
 
+pub const MILLICENTS: Balance = 1_000_000_000;
+pub const CENTS: Balance = 1_000 * MILLICENTS;
+pub const DOLLARS: Balance = 100 * CENTS;
+
 /// Opaque types. These are used by the CLI to instantiate machinery that don't need to know
 /// the specifics of the runtime. They can then be made to be agnostic over specific formats
 /// of data like extrinsics, allowing for them to continue syncing the network through upgrades
@@ -254,6 +260,32 @@
 	type Call = Call;
 }
 
+parameter_types! {
+    pub const TombstoneDeposit: Balance = 16 * MILLICENTS;
+    pub const RentByteFee: Balance = 4 * MILLICENTS;
+    pub const RentDepositOffset: Balance = 1000 * MILLICENTS;
+    pub const SurchargeReward: Balance = 150 * MILLICENTS;
+}
+
+impl contracts::Trait for Runtime {
+    type Time = Timestamp;
+    type Randomness = RandomnessCollectiveFlip;
+    type Currency = Balances;
+    type Event = Event;
+    type DetermineContractAddress = contracts::SimpleAddressDeterminer<Runtime>;
+    type TrieIdGenerator = contracts::TrieIdFromParentCounter<Runtime>;
+    type RentPayment = ();
+    type SignedClaimHandicap = contracts::DefaultSignedClaimHandicap;
+    type TombstoneDeposit = TombstoneDeposit;
+    type StorageSizeOffset = contracts::DefaultStorageSizeOffset;
+    type RentByteFee = RentByteFee;
+    type RentDepositOffset = RentDepositOffset;
+    type SurchargeReward = SurchargeReward;
+    type MaxDepth = contracts::DefaultMaxDepth;
+    type MaxValueSize = contracts::DefaultMaxValueSize;
+    type WeightPrice = transaction_payment::Module<Self>;
+}
+
 /// Used for the module template in `./template.rs`
 impl nft::Trait for Runtime {
     type Event = Event;
@@ -267,6 +299,7 @@
 	{
 		System: system::{Module, Call, Config, Storage, Event<T>},
 		RandomnessCollectiveFlip: randomness_collective_flip::{Module, Call, Storage},
+		Contracts: contracts::{Module, Call, Config, Storage, Event<T>},
 		Timestamp: timestamp::{Module, Call, Storage, Inherent},
 		Aura: aura::{Module, Config<T>, Inherent(Timestamp)},
 		Grandpa: grandpa::{Module, Call, Storage, Config, Event},
@@ -413,4 +446,40 @@
 			None
 		}
 	}
+
+	impl contracts_rpc_runtime_api::ContractsApi<Block, AccountId, Balance, BlockNumber>
+	for Runtime
+	{
+		fn call(
+			origin: AccountId,
+			dest: AccountId,
+			value: Balance,
+			gas_limit: u64,
+			input_data: Vec<u8>,
+		) -> ContractExecResult {
+			let exec_result =
+				Contracts::bare_call(origin, dest.into(), value, gas_limit, input_data);
+			match exec_result {
+				Ok(v) => ContractExecResult::Success {
+					status: v.status,
+					data: v.data,
+				},
+				Err(_) => ContractExecResult::Error,
+			}
+		}
+
+		fn get_storage(
+			address: AccountId,
+			key: [u8; 32],
+		) -> contracts_primitives::GetStorageResult {
+			Contracts::get_storage(address, key)
+		}
+
+		fn rent_projection(
+			address: AccountId,
+		) -> contracts_primitives::RentProjectionResult<BlockNumber> {
+			Contracts::rent_projection(address)
+		}
+	}
+
 }