Fix folder names in client and test (#4360)

* client/rpc/api -> client/rpc-api * client/util/wasm-builder-runner -> utils/wasm-builder-runner * client/grafana-data-source -> utils/grafana-data-source * test/utils -> test-utils * fix moved path * Update Cargo.lock * Update Cargo.lock
2026-04-26 00:37:57 +00:00 · 2019-12-11 16:41:38 +01:00
parent 8131dc8a66
commit c5a709a882
75 changed files with 166 additions and 185 deletions
@@ -0,0 +1,143 @@
+// Copyright 2017-2019 Parity Technologies (UK) Ltd.
+// This file is part of Substrate.
+
+// Substrate 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.
+
+// Substrate 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 Substrate.  If not, see <http://www.gnu.org/licenses/>.
+
+//! Substrate state API.
+
+pub mod error;
+
+use jsonrpc_core::Result as RpcResult;
+use jsonrpc_core::futures::Future;
+use jsonrpc_derive::rpc;
+use jsonrpc_pubsub::{typed::Subscriber, SubscriptionId};
+use primitives::Bytes;
+use primitives::storage::{StorageKey, StorageData, StorageChangeSet};
+use runtime_version::RuntimeVersion;
+use self::error::FutureResult;
+
+pub use self::gen_client::Client as StateClient;
+
+/// Substrate state API
+#[rpc]
+pub trait StateApi<Hash> {
+	/// RPC Metadata
+	type Metadata;
+
+	/// Call a contract at a block's state.
+	#[rpc(name = "state_call", alias("state_callAt"))]
+	fn call(&self, name: String, bytes: Bytes, hash: Option<Hash>) -> FutureResult<Bytes>;
+
+	/// Returns the keys with prefix, leave empty to get all the keys
+	#[rpc(name = "state_getKeys")]
+	fn storage_keys(&self, prefix: StorageKey, hash: Option<Hash>) -> FutureResult<Vec<StorageKey>>;
+
+	/// Returns a storage entry at a specific block's state.
+	#[rpc(name = "state_getStorage", alias("state_getStorageAt"))]
+	fn storage(&self, key: StorageKey, hash: Option<Hash>) -> FutureResult<Option<StorageData>>;
+
+	/// Returns the hash of a storage entry at a block's state.
+	#[rpc(name = "state_getStorageHash", alias("state_getStorageHashAt"))]
+	fn storage_hash(&self, key: StorageKey, hash: Option<Hash>) -> FutureResult<Option<Hash>>;
+
+	/// Returns the size of a storage entry at a block's state.
+	#[rpc(name = "state_getStorageSize", alias("state_getStorageSizeAt"))]
+	fn storage_size(&self, key: StorageKey, hash: Option<Hash>) -> FutureResult<Option<u64>>;
+
+	/// Returns the keys with prefix from a child storage, leave empty to get all the keys
+	#[rpc(name = "state_getChildKeys")]
+	fn child_storage_keys(
+		&self,
+		child_storage_key: StorageKey,
+		prefix: StorageKey,
+		hash: Option<Hash>
+	) -> FutureResult<Vec<StorageKey>>;
+
+	/// Returns a child storage entry at a specific block's state.
+	#[rpc(name = "state_getChildStorage")]
+	fn child_storage(
+		&self,
+		child_storage_key: StorageKey,
+		key: StorageKey,
+		hash: Option<Hash>
+	) -> FutureResult<Option<StorageData>>;
+
+	/// Returns the hash of a child storage entry at a block's state.
+	#[rpc(name = "state_getChildStorageHash")]
+	fn child_storage_hash(
+		&self,
+		child_storage_key: StorageKey,
+		key: StorageKey,
+		hash: Option<Hash>
+	) -> FutureResult<Option<Hash>>;
+
+	/// Returns the size of a child storage entry at a block's state.
+	#[rpc(name = "state_getChildStorageSize")]
+	fn child_storage_size(
+		&self,
+		child_storage_key: StorageKey,
+		key: StorageKey,
+		hash: Option<Hash>
+	) -> FutureResult<Option<u64>>;
+
+	/// Returns the runtime metadata as an opaque blob.
+	#[rpc(name = "state_getMetadata")]
+	fn metadata(&self, hash: Option<Hash>) -> FutureResult<Bytes>;
+
+	/// Get the runtime version.
+	#[rpc(name = "state_getRuntimeVersion", alias("chain_getRuntimeVersion"))]
+	fn runtime_version(&self, hash: Option<Hash>) -> FutureResult<RuntimeVersion>;
+
+	/// Query historical storage entries (by key) starting from a block given as the second parameter.
+	///
+	/// NOTE This first returned result contains the initial state of storage for all keys.
+	/// Subsequent values in the vector represent changes to the previous state (diffs).
+	#[rpc(name = "state_queryStorage")]
+	fn query_storage(
+		&self,
+		keys: Vec<StorageKey>,
+		block: Hash,
+		hash: Option<Hash>
+	) -> FutureResult<Vec<StorageChangeSet<Hash>>>;
+
+	/// New runtime version subscription
+	#[pubsub(
+		subscription = "state_runtimeVersion",
+		subscribe,
+		name = "state_subscribeRuntimeVersion",
+		alias("chain_subscribeRuntimeVersion")
+	)]
+	fn subscribe_runtime_version(&self, metadata: Self::Metadata, subscriber: Subscriber<RuntimeVersion>);
+
+	/// Unsubscribe from runtime version subscription
+	#[pubsub(
+		subscription = "state_runtimeVersion",
+		unsubscribe,
+		name = "state_unsubscribeRuntimeVersion",
+		alias("chain_unsubscribeRuntimeVersion")
+	)]
+	fn unsubscribe_runtime_version(&self, metadata: Option<Self::Metadata>, id: SubscriptionId) -> RpcResult<bool>;
+
+	/// New storage subscription
+	#[pubsub(subscription = "state_storage", subscribe, name = "state_subscribeStorage")]
+	fn subscribe_storage(
+		&self, metadata: Self::Metadata, subscriber: Subscriber<StorageChangeSet<Hash>>, keys: Option<Vec<StorageKey>>
+	);
+
+	/// Unsubscribe from storage subscription
+	#[pubsub(subscription = "state_storage", unsubscribe, name = "state_unsubscribeStorage")]
+	fn unsubscribe_storage(
+		&self, metadata: Option<Self::Metadata>, id: SubscriptionId
+	) -> RpcResult<bool>;
+}