Runtime version (#256)

* Runtime version

* Updated genesis.wasm

* Minor fixes

* Fresh runtime

* Default version for pre Poc-2; Fixed authorship interface check

* Fixed authoring check

polkadot/runtime/Cargo.toml

@@ -26,6 +26,7 @@ substrate-runtime-session = { path = "../../substrate/runtime/session" }
 substrate-runtime-staking = { path = "../../substrate/runtime/staking" }
 substrate-runtime-system = { path = "../../substrate/runtime/system" }
 substrate-runtime-timestamp = { path = "../../substrate/runtime/timestamp" }
+substrate-runtime-version = { path = "../../substrate/runtime/version" }
 
 [dev-dependencies]
 hex-literal = "0.1.0"
@@ -48,6 +49,7 @@ std = [
 	"substrate-runtime-staking/std",
 	"substrate-runtime-system/std",
 	"substrate-runtime-timestamp/std",
+	"substrate-runtime-version/std",
 	"serde_derive",
 	"serde/std",
 	"log",

polkadot/runtime/src/lib.rs

@@ -56,6 +56,8 @@ extern crate substrate_runtime_session as session;
 extern crate substrate_runtime_staking as staking;
 extern crate substrate_runtime_system as system;
 extern crate substrate_runtime_timestamp as timestamp;
+#[macro_use]
+extern crate substrate_runtime_version as version;
 
 #[cfg(feature = "std")]
 mod checked_block;
@@ -69,6 +71,7 @@ pub use staking::address::Address as RawAddress;
 
 use primitives::{AccountId, AccountIndex, Balance, BlockNumber, Hash, Index, Log, SessionKey, Signature};
 use runtime_primitives::{generic, traits::{HasPublicAux, BlakeTwo256, Convert}};
+use version::RuntimeVersion;
 
 #[cfg(feature = "std")]
 pub use runtime_primitives::BuildStorage;
@@ -102,6 +105,22 @@ pub type Block = generic::Block<Header, UncheckedExtrinsic>;
 #[cfg_attr(feature = "std", derive(Debug, Serialize, Deserialize))]
 pub struct Concrete;
 
+/// Polkadot runtime version.
+pub const VERSION: RuntimeVersion = RuntimeVersion {
+	spec_name: ver_str!("polkadot"),
+	impl_name: ver_str!("parity-polkadot"),
+	authoring_version: 0,
+	spec_version: 0,
+	impl_version: 0,
+};
+
+impl version::Trait for Concrete {
+	const VERSION: RuntimeVersion = VERSION;
+}
+
+/// Version module for this concrete runtime.
+pub type Version = version::Module<Concrete>;
+
 impl HasPublicAux for Concrete {
 	type PublicAux = AccountId;	// TODO: Option<AccountId>
 }
@@ -221,6 +240,7 @@ impl_outer_config! {
 
 pub mod api {
 	impl_stubs!(
+		version => |()| super::Version::version(),
 		authorities => |()| super::Consensus::authorities(),
 		initialise_block => |header| super::Executive::initialise_block(&header),
 		apply_extrinsic => |extrinsic| super::Executive::apply_extrinsic(extrinsic),

polkadot/runtime/wasm/Cargo.lock

@@ -485,6 +485,7 @@ dependencies = [
  "substrate-runtime-support 0.1.0",
  "substrate-runtime-system 0.1.0",
  "substrate-runtime-timestamp 0.1.0",
+ "substrate-runtime-version 0.1.0",
 ]
 
 [[package]]
@@ -972,6 +973,17 @@ dependencies = [
  "substrate-runtime-system 0.1.0",
 ]
 
+[[package]]
+name = "substrate-runtime-version"
+version = "0.1.0"
+dependencies = [
+ "serde 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.64 (registry+https://github.com/rust-lang/crates.io-index)",
+ "substrate-codec 0.1.0",
+ "substrate-runtime-std 0.1.0",
+ "substrate-runtime-support 0.1.0",
+]
+
 [[package]]
 name = "substrate-state-machine"
 version = "0.1.0"

polkadot/runtime/wasm/Cargo.toml

@@ -24,6 +24,7 @@ substrate-runtime-session = { path = "../../../substrate/runtime/session", defau
 substrate-runtime-staking = { path = "../../../substrate/runtime/staking", default-features = false }
 substrate-runtime-system = { path = "../../../substrate/runtime/system", default-features = false }
 substrate-runtime-timestamp = { path = "../../../substrate/runtime/timestamp", default-features = false }
+substrate-runtime-version = { path = "../../../substrate/runtime/version", default-features = false }
 
 [features]
 default = []
@@ -44,6 +45,7 @@ std = [
 	"substrate-runtime-staking/std",
 	"substrate-runtime-system/std",
 	"substrate-runtime-timestamp/std",
+	"substrate-runtime-version/std",
 ]
 
 [profile.release]