feat(ethexe/rpc): implement rpc methods

core/Cargo.toml

@@ -50,4 +50,10 @@ numerated = { workspace = true, features = ["mock"] }
 [features]
 default = []
 strict = []
-std = ["serde/std", "dep:impl-serde", "wasmparser/std", "gear-core-errors/serde"]
+std = [
+    "serde/std",
+    "dep:impl-serde",
+    "wasmparser/std",
+    "gear-core-errors/serde",
+    "gprimitives/serde",
+]

core/src/buffer.rs

@@ -35,6 +35,7 @@ use scale_info::{
 /// `E` is overflow error type.
 /// `N` is max len which a vector can have.
 #[derive(Clone, Default, Eq, Hash, Ord, PartialEq, PartialOrd, Decode, Encode, TypeInfo)]
+#[cfg_attr(feature = "std", derive(serde::Serialize, serde::Deserialize))]
 pub struct LimitedVec<T, E, const N: usize>(Vec<T>, PhantomData<E>);
 
 /// Formatter for [`LimitedVec`] will print to precision of 8 by default, to print the whole data, use `{:+}`.

core/src/message/common.rs

@@ -179,6 +179,7 @@ impl Message {
     TypeInfo,
     derive_more::From,
 )]
+#[cfg_attr(feature = "std", derive(serde::Serialize, serde::Deserialize))]
 pub enum MessageDetails {
     /// Reply details.
     Reply(ReplyDetails),
@@ -228,6 +229,7 @@ impl MessageDetails {
 #[derive(
     Clone, Copy, Default, Debug, Eq, Hash, Ord, PartialEq, PartialOrd, Decode, Encode, TypeInfo,
 )]
+#[cfg_attr(feature = "std", derive(serde::Serialize, serde::Deserialize))]
 pub struct ReplyDetails {
     /// Message id, this message replies on.
     to: MessageId,
@@ -261,6 +263,7 @@ impl ReplyDetails {
 #[derive(
     Clone, Copy, Default, Debug, Eq, Hash, Ord, PartialEq, PartialOrd, Decode, Encode, TypeInfo,
 )]
+#[cfg_attr(feature = "std", derive(serde::Serialize, serde::Deserialize))]
 pub struct SignalDetails {
     /// Message id, which issues signal.
     to: MessageId,

core/src/message/context.rs

@@ -144,6 +144,7 @@ impl ContextOutcome {
 
 /// Store of previous message execution context.
 #[derive(Clone, Default, Debug, Eq, Hash, Ord, PartialEq, PartialOrd, Decode, Encode, TypeInfo)]
+#[cfg_attr(feature = "std", derive(serde::Serialize, serde::Deserialize))]
 pub struct ContextStore {
     outgoing: BTreeMap<u32, Option<Payload>>,
     reply: Option<Payload>,

core/src/message/mod.rs

@@ -60,6 +60,7 @@ const _: () = assert!(MAX_PAYLOAD_SIZE <= u32::MAX as usize);
 #[derive(
     Clone, Copy, Default, Debug, Eq, Hash, Ord, PartialEq, PartialOrd, Decode, Encode, TypeInfo,
 )]
+#[cfg_attr(feature = "std", derive(serde::Serialize, serde::Deserialize))]
 pub struct PayloadSizeError;
 
 impl From<PayloadSizeError> for &str {
@@ -113,6 +114,7 @@ pub enum MessageWaitedType {
 #[derive(
     Copy, Clone, Default, Debug, Eq, Hash, Ord, PartialEq, PartialOrd, Decode, Encode, TypeInfo,
 )]
+#[cfg_attr(feature = "std", derive(serde::Serialize, serde::Deserialize))]
 pub enum DispatchKind {
     /// Initialization.
     Init,

core/src/pages.rs

@@ -195,6 +195,7 @@ impl<const SIZE: u32> PartialOrd<PagesAmount<SIZE>> for Page<SIZE> {
     Default,
     derive_more::Into,
 )]
+#[cfg_attr(feature = "std", derive(serde::Serialize, serde::Deserialize))]
 pub struct Page<const SIZE: u32>(u32);
 
 impl<const SIZE: u32> Page<SIZE> {

core/src/program.rs

@@ -124,6 +124,7 @@ pub enum ProgramState {
 
 /// Struct defines infix of memory pages storage.
 #[derive(Clone, Copy, Debug, Default, Decode, Encode, PartialEq, Eq, TypeInfo)]
+#[cfg_attr(feature = "std", derive(serde::Serialize, serde::Deserialize))]
 pub struct MemoryInfix(u32);
 
 impl MemoryInfix {

core/src/reservation.rs

@@ -40,6 +40,7 @@ use scale_info::{
 #[derive(
     Clone, Copy, Default, Debug, Eq, Hash, Ord, PartialEq, PartialOrd, Decode, Encode, TypeInfo,
 )]
+#[cfg_attr(feature = "std", derive(serde::Serialize, serde::Deserialize))]
 pub struct ReservationNonce(u64);
 
 impl From<&InnerNonce> for ReservationNonce {

ethexe/common/src/lib.rs

@@ -32,6 +32,7 @@ pub use gprimitives;
 
 use gprimitives::ActorId;
 use parity_scale_codec::{Decode, Encode};
+use serde::{Deserialize, Serialize};
 
 #[derive(Clone, Debug, Encode, Decode)]
 pub enum BlockEvent {
@@ -61,7 +62,7 @@ impl From<wvara::Event> for BlockEvent {
     }
 }
 
-#[derive(Clone, Debug, Encode, Decode)]
+#[derive(Clone, Debug, Encode, Decode, Serialize, Deserialize)]
 pub enum BlockRequestEvent {
     Router(router::RequestEvent),
     Mirror {

ethexe/common/src/mirror.rs

@@ -20,6 +20,7 @@ use alloc::vec::Vec;
 use gear_core::message::ReplyCode;
 use gprimitives::{ActorId, MessageId, H256};
 use parity_scale_codec::{Decode, Encode};
+use serde::{Deserialize, Serialize};
 
 /* Events section */
 
@@ -104,7 +105,7 @@ impl Event {
     }
 }
 
-#[derive(Clone, Debug, Encode, Decode)]
+#[derive(Clone, Debug, Encode, Decode, Serialize, Deserialize)]
 pub enum RequestEvent {
     ExecutableBalanceTopUpRequested {
         value: u128,

ethexe/common/src/router.rs

@@ -20,6 +20,7 @@ use alloc::vec::Vec;
 use gear_core::message::{Message, ReplyDetails};
 use gprimitives::{ActorId, CodeId, MessageId, H256};
 use parity_scale_codec::{Decode, Encode};
+use serde::{Deserialize, Serialize};
 
 /* Storage related structures */
 
@@ -141,7 +142,7 @@ impl Event {
     }
 }
 
-#[derive(Clone, Debug, Encode, Decode, PartialEq, Eq)]
+#[derive(Clone, Debug, Encode, Decode, PartialEq, Eq, Serialize, Deserialize)]
 pub enum RequestEvent {
     BaseWeightChanged {
         base_weight: u64,

ethexe/common/src/wvara.rs

@@ -18,6 +18,7 @@
 
 use gprimitives::{ActorId, U256};
 use parity_scale_codec::{Decode, Encode};
+use serde::{Deserialize, Serialize};
 
 /* Events section */
 
@@ -44,7 +45,7 @@ impl Event {
     }
 }
 
-#[derive(Clone, Debug, Encode, Decode)]
+#[derive(Clone, Debug, Encode, Decode, Serialize, Deserialize)]
 pub enum RequestEvent {
     Transfer {
         /// Never router, wvara or zero address.

ethexe/rpc/Cargo.toml

@@ -13,7 +13,7 @@ repository.workspace = true
 tokio = { workspace = true }
 anyhow.workspace = true
 futures.workspace = true
-gprimitives.workspace = true
+gprimitives = { workspace = true, features = ["serde"] }
 ethexe-db.workspace = true
 ethexe-processor.workspace = true
 jsonrpsee = { version = "0.24", features = ["server", "macros"] }
@@ -23,5 +23,7 @@ log.workspace = true
 parity-scale-codec.workspace = true
 hex.workspace = true
 ethexe-common.workspace = true
+ethexe-runtime-common.workspace = true
 sp-core = { workspace = true, features = ["serde"] }
 gear-core = { workspace = true, features = ["std"] }
+serde.workspace = true

ethexe/rpc/src/apis/block.rs

@@ -0,0 +1,73 @@
+// This file is part of Gear.
+//
+// Copyright (C) 2024 Gear Technologies Inc.
+// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
+//
+// This program 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.
+//
+// This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
+
+use crate::{common::block_header_at_or_latest, errors};
+use ethexe_common::BlockRequestEvent;
+use ethexe_db::{BlockHeader, BlockMetaStorage, Database};
+use gprimitives::H256;
+use jsonrpsee::{
+    core::{async_trait, RpcResult},
+    proc_macros::rpc,
+};
+use std::collections::VecDeque;
+
+#[rpc(server)]
+pub trait Block {
+    #[method(name = "block_header")]
+    async fn block_header(&self, hash: Option<H256>) -> RpcResult<(H256, BlockHeader)>;
+
+    #[method(name = "block_commitmentQueue")]
+    async fn block_commitment_queue(&self, hash: Option<H256>) -> RpcResult<VecDeque<H256>>;
+
+    #[method(name = "block_events")]
+    async fn block_events(&self, block_hash: Option<H256>) -> RpcResult<Vec<BlockRequestEvent>>;
+}
+
+#[derive(Clone)]
+pub struct BlockApi {
+    db: Database,
+}
+
+impl BlockApi {
+    pub fn new(db: Database) -> Self {
+        Self { db }
+    }
+}
+
+#[async_trait]
+impl BlockServer for BlockApi {
+    async fn block_header(&self, hash: Option<H256>) -> RpcResult<(H256, BlockHeader)> {
+        block_header_at_or_latest(&self.db, hash)
+    }
+
+    async fn block_commitment_queue(&self, hash: Option<H256>) -> RpcResult<VecDeque<H256>> {
+        let block_hash = block_header_at_or_latest(&self.db, hash)?.0;
+
+        self.db
+            .block_commitment_queue(block_hash)
+            .ok_or_else(|| errors::db("Block commitment queue wasn't found"))
+    }
+
+    async fn block_events(&self, hash: Option<H256>) -> RpcResult<Vec<BlockRequestEvent>> {
+        let block_hash = block_header_at_or_latest(&self.db, hash)?.0;
+
+        self.db
+            .block_events(block_hash)
+            .ok_or_else(|| errors::db("Block events weren't found"))
+    }
+}

ethexe/rpc/src/apis/mod.rs

@@ -0,0 +1,23 @@
+// This file is part of Gear.
+//
+// Copyright (C) 2024 Gear Technologies Inc.
+// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
+//
+// This program 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.
+//
+// This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
+
+mod block;
+mod program;
+
+pub use block::{BlockApi, BlockServer};
+pub use program::{ProgramApi, ProgramServer};