lssa/sequencer_rpc/src/process.rs

516 lines
17 KiB
Rust

use actix_web::Error as HttpError;
use nssa;
use sequencer_core::config::AccountInitialData;
use serde_json::Value;
use common::{
merkle_tree_public::TreeHashType,
rpc_primitives::{
errors::RpcError,
message::{Message, Request},
parser::RpcRequest,
requests::{
GetAccountBalanceRequest, GetAccountBalanceResponse, GetInitialTestnetAccountsRequest,
GetTransactionByHashRequest, GetTransactionByHashResponse,
},
},
};
use common::rpc_primitives::requests::{
GetBlockDataRequest, GetBlockDataResponse, GetGenesisIdRequest, GetGenesisIdResponse,
GetLastBlockRequest, GetLastBlockResponse, HelloRequest, HelloResponse, RegisterAccountRequest,
RegisterAccountResponse, SendTxRequest, SendTxResponse,
};
use super::{respond, types::err_rpc::RpcErr, JsonHandler};
pub const HELLO: &str = "hello";
pub const SEND_TX: &str = "send_tx";
pub const GET_BLOCK: &str = "get_block";
pub const GET_GENESIS: &str = "get_genesis";
pub const GET_LAST_BLOCK: &str = "get_last_block";
pub const GET_ACCOUNT_BALANCE: &str = "get_account_balance";
pub const GET_TRANSACTION_BY_HASH: &str = "get_transaction_by_hash";
pub const HELLO_FROM_SEQUENCER: &str = "HELLO_FROM_SEQUENCER";
pub const SUCCESS: &str = "Success";
pub const GET_INITIAL_TESTNET_ACCOUNTS: &str = "get_initial_testnet_accounts";
impl JsonHandler {
pub async fn process(&self, message: Message) -> Result<Message, HttpError> {
let id = message.id();
if let Message::Request(request) = message {
let message_inner = self
.process_request_internal(request)
.await
.map_err(|e| e.0);
Ok(Message::response(id, message_inner))
} else {
Ok(Message::error(RpcError::parse_error(
"JSON RPC Request format was expected".to_owned(),
)))
}
}
#[allow(clippy::unused_async)]
///Example of request processing
async fn process_temp_hello(&self, request: Request) -> Result<Value, RpcErr> {
let _hello_request = HelloRequest::parse(Some(request.params))?;
let helperstruct = HelloResponse {
greeting: HELLO_FROM_SEQUENCER.to_string(),
};
respond(helperstruct)
}
async fn process_send_tx(&self, request: Request) -> Result<Value, RpcErr> {
let send_tx_req = SendTxRequest::parse(Some(request.params))?;
{
let mut state = self.sequencer_state.lock().await;
state.push_tx_into_mempool_pre_check(send_tx_req.transaction)?;
}
let helperstruct = SendTxResponse {
status: SUCCESS.to_string(),
};
respond(helperstruct)
}
async fn process_get_block_data(&self, request: Request) -> Result<Value, RpcErr> {
let get_block_req = GetBlockDataRequest::parse(Some(request.params))?;
let block = {
let state = self.sequencer_state.lock().await;
state
.store
.block_store
.get_block_at_id(get_block_req.block_id)?
};
let helperstruct = GetBlockDataResponse { block };
respond(helperstruct)
}
async fn process_get_genesis(&self, request: Request) -> Result<Value, RpcErr> {
let _get_genesis_req = GetGenesisIdRequest::parse(Some(request.params))?;
let genesis_id = {
let state = self.sequencer_state.lock().await;
state.store.block_store.genesis_id
};
let helperstruct = GetGenesisIdResponse { genesis_id };
respond(helperstruct)
}
async fn process_get_last_block(&self, request: Request) -> Result<Value, RpcErr> {
let _get_last_block_req = GetLastBlockRequest::parse(Some(request.params))?;
let last_block = {
let state = self.sequencer_state.lock().await;
state.chain_height
};
let helperstruct = GetLastBlockResponse { last_block };
respond(helperstruct)
}
/// Returns the initial accounts for testnet
/// ToDo: Useful only for testnet and needs to be removed later
async fn get_initial_testnet_accounts(&self, request: Request) -> Result<Value, RpcErr> {
let _get_initial_testnet_accounts_request =
GetInitialTestnetAccountsRequest::parse(Some(request.params))?;
let initial_accounts: Vec<AccountInitialData> = {
let state = self.sequencer_state.lock().await;
state.sequencer_config.initial_accounts.clone()
};
respond(initial_accounts)
}
/// Returns the balance of the account at the given address.
/// The address must be a valid hex string of the correct length.
async fn process_get_account_balance(&self, request: Request) -> Result<Value, RpcErr> {
let get_account_req = GetAccountBalanceRequest::parse(Some(request.params))?;
let address_bytes = hex::decode(get_account_req.address)
.map_err(|_| RpcError::invalid_params("invalid hex".to_string()))?;
let address = nssa::Address::new(
address_bytes
.try_into()
.map_err(|_| RpcError::invalid_params("invalid length".to_string()))?,
);
let balance = {
let state = self.sequencer_state.lock().await;
let account = state.store.state.get_account_by_address(&address);
account.balance
};
let helperstruct = GetAccountBalanceResponse { balance };
respond(helperstruct)
}
/// Returns the transaction corresponding to the given hash, if it exists in the blockchain.
/// The hash must be a valid hex string of the correct length.
async fn process_get_transaction_by_hash(&self, request: Request) -> Result<Value, RpcErr> {
let get_transaction_req = GetTransactionByHashRequest::parse(Some(request.params))?;
let bytes: Vec<u8> = hex::decode(get_transaction_req.hash)
.map_err(|_| RpcError::invalid_params("invalid hex".to_string()))?;
let hash: TreeHashType = bytes
.try_into()
.map_err(|_| RpcError::invalid_params("invalid length".to_string()))?;
let transaction = {
let state = self.sequencer_state.lock().await;
state.store.block_store.get_transaction_by_hash(hash)
};
let helperstruct = GetTransactionByHashResponse { transaction };
respond(helperstruct)
}
pub async fn process_request_internal(&self, request: Request) -> Result<Value, RpcErr> {
match request.method.as_ref() {
HELLO => self.process_temp_hello(request).await,
SEND_TX => self.process_send_tx(request).await,
GET_BLOCK => self.process_get_block_data(request).await,
GET_GENESIS => self.process_get_genesis(request).await,
GET_LAST_BLOCK => self.process_get_last_block(request).await,
GET_INITIAL_TESTNET_ACCOUNTS => self.get_initial_testnet_accounts(request).await,
GET_ACCOUNT_BALANCE => self.process_get_account_balance(request).await,
GET_TRANSACTION_BY_HASH => self.process_get_transaction_by_hash(request).await,
_ => Err(RpcErr(RpcError::method_not_found(request.method))),
}
}
}
#[cfg(test)]
mod tests {
use std::sync::Arc;
use crate::{rpc_handler, JsonHandler};
use common::{
rpc_primitives::RpcPollingConfig,
transaction::{SignaturePrivateKey, Transaction, TransactionBody},
};
use nssa::Program;
use sequencer_core::{
config::{AccountInitialData, SequencerConfig},
SequencerCore,
};
use serde_json::Value;
use tempfile::tempdir;
use tokio::sync::Mutex;
fn sequencer_config_for_tests() -> SequencerConfig {
let tempdir = tempdir().unwrap();
let home = tempdir.path().to_path_buf();
let acc1_addr = vec![
// 13, 150, 223, 204, 65, 64, 25, 56, 12, 157, 222, 12, 211, 220, 229, 170, 201, 15, 181,
// 68, 59, 248, 113, 16, 135, 65, 174, 175, 222, 85, 42, 215,
1; 32
];
let acc2_addr = vec![
// 151, 72, 112, 233, 190, 141, 10, 192, 138, 168, 59, 63, 199, 167, 166, 134, 41, 29,
// 135, 50, 80, 138, 186, 152, 179, 96, 128, 243, 156, 44, 243, 100,
2; 32
];
let initial_acc1 = AccountInitialData {
addr: hex::encode(acc1_addr),
balance: 10000,
};
let initial_acc2 = AccountInitialData {
addr: hex::encode(acc2_addr),
balance: 20000,
};
let initial_accounts = vec![initial_acc1, initial_acc2];
SequencerConfig {
home,
override_rust_log: Some("info".to_string()),
genesis_id: 1,
is_genesis_random: false,
max_num_tx_in_block: 10,
block_create_timeout_millis: 1000,
port: 8080,
initial_accounts,
}
}
fn json_handler_for_tests() -> (JsonHandler, Vec<AccountInitialData>) {
let config = sequencer_config_for_tests();
let mut sequencer_core = SequencerCore::start_from_config(config);
let initial_accounts = sequencer_core.sequencer_config.initial_accounts.clone();
let from = nssa::Address::new([1; 32]);
let signing_key = nssa::PrivateKey::new(1);
let to = nssa::Address::new([2; 32]);
let balance_to_move = 10;
let addresses = vec![from, to];
let nonces = vec![0];
let program_id = nssa::AUTHENTICATED_TRANSFER_PROGRAM.id;
let message =
nssa::public_transaction::Message::new(program_id, addresses, nonces, balance_to_move);
let witness_set =
nssa::public_transaction::WitnessSet::for_message(&message, &[signing_key]);
let tx = nssa::PublicTransaction::new(message, witness_set);
sequencer_core.push_tx_into_mempool_pre_check(tx).unwrap();
sequencer_core
.produce_new_block_with_mempool_transactions()
.unwrap();
let sequencer_core = Arc::new(Mutex::new(sequencer_core));
(
JsonHandler {
polling_config: RpcPollingConfig::default(),
sequencer_state: sequencer_core,
},
initial_accounts,
)
}
async fn call_rpc_handler_with_json(handler: JsonHandler, request_json: Value) -> Value {
use actix_web::{test, web, App};
let app = test::init_service(
App::new()
.app_data(web::Data::new(handler))
.route("/", web::post().to(rpc_handler)),
)
.await;
let req = test::TestRequest::post()
.uri("/")
.set_json(request_json)
.to_request();
let resp = test::call_service(&app, req).await;
let body = test::read_body(resp).await;
serde_json::from_slice(&body).unwrap()
}
#[actix_web::test]
async fn test_get_account_balance_for_non_existent_account() {
let (json_handler, _) = json_handler_for_tests();
let request = serde_json::json!({
"jsonrpc": "2.0",
"method": "get_account_balance",
"params": { "address": "efac".repeat(16) },
"id": 1
});
let expected_response = serde_json::json!({
"id": 1,
"jsonrpc": "2.0",
"result": {
"balance": 0
}
});
let response = call_rpc_handler_with_json(json_handler, request).await;
assert_eq!(response, expected_response);
}
#[actix_web::test]
async fn test_get_account_balance_for_invalid_hex() {
let (json_handler, _) = json_handler_for_tests();
let request = serde_json::json!({
"jsonrpc": "2.0",
"method": "get_account_balance",
"params": { "address": "not_a_valid_hex" },
"id": 1
});
let expected_response = serde_json::json!({
"jsonrpc": "2.0",
"id": 1,
"error": {
"code": -32602,
"message": "Invalid params",
"data": "invalid hex"
}
});
let response = call_rpc_handler_with_json(json_handler, request).await;
assert_eq!(response, expected_response);
}
#[actix_web::test]
async fn test_get_account_balance_for_invalid_length() {
let (json_handler, _) = json_handler_for_tests();
let request = serde_json::json!({
"jsonrpc": "2.0",
"method": "get_account_balance",
"params": { "address": "cafecafe" },
"id": 1
});
let expected_response = serde_json::json!({
"jsonrpc": "2.0",
"id": 1,
"error": {
"code": -32602,
"message": "Invalid params",
"data": "invalid length"
}
});
let response = call_rpc_handler_with_json(json_handler, request).await;
assert_eq!(response, expected_response);
}
#[actix_web::test]
async fn test_get_account_balance_for_existing_account() {
let (json_handler, initial_accounts) = json_handler_for_tests();
let acc1_addr = initial_accounts[0].addr.clone();
let request = serde_json::json!({
"jsonrpc": "2.0",
"method": "get_account_balance",
"params": { "address": acc1_addr },
"id": 1
});
let expected_response = serde_json::json!({
"id": 1,
"jsonrpc": "2.0",
"result": {
"balance": 10000 - 10
}
});
let response = call_rpc_handler_with_json(json_handler, request).await;
assert_eq!(response, expected_response);
}
#[actix_web::test]
async fn test_get_transaction_by_hash_for_non_existent_hash() {
let (json_handler, _) = json_handler_for_tests();
let request = serde_json::json!({
"jsonrpc": "2.0",
"method": "get_transaction_by_hash",
"params": { "hash": "cafe".repeat(16) },
"id": 1
});
let expected_response = serde_json::json!({
"id": 1,
"jsonrpc": "2.0",
"result": {
"transaction": null
}
});
let response = call_rpc_handler_with_json(json_handler, request).await;
assert_eq!(response, expected_response);
}
#[actix_web::test]
async fn test_get_transaction_by_hash_for_invalid_hex() {
let (json_handler, _) = json_handler_for_tests();
let request = serde_json::json!({
"jsonrpc": "2.0",
"method": "get_transaction_by_hash",
"params": { "hash": "not_a_valid_hex" },
"id": 1
});
let expected_response = serde_json::json!({
"jsonrpc": "2.0",
"id": 1,
"error": {
"code": -32602,
"message": "Invalid params",
"data": "invalid hex"
}
});
let response = call_rpc_handler_with_json(json_handler, request).await;
assert_eq!(response, expected_response);
}
#[actix_web::test]
async fn test_get_transaction_by_hash_for_invalid_length() {
let (json_handler, _) = json_handler_for_tests();
let request = serde_json::json!({
"jsonrpc": "2.0",
"method": "get_transaction_by_hash",
"params": { "hash": "cafecafe" },
"id": 1
});
let expected_response = serde_json::json!({
"jsonrpc": "2.0",
"id": 1,
"error": {
"code": -32602,
"message": "Invalid params",
"data": "invalid length"
}
});
let response = call_rpc_handler_with_json(json_handler, request).await;
assert_eq!(response, expected_response);
}
#[actix_web::test]
async fn test_get_transaction_by_hash_for_existing_transaction() {
let (json_handler, _) = json_handler_for_tests();
let request = serde_json::json!({
"jsonrpc": "2.0",
"method": "get_transaction_by_hash",
"params": { "hash":"fc96dbd7603f1f97bfd96c31e09c35dc877a436c4aa71437b3e8f5bbf69b77fc"},
"id": 1
});
let expected_response = serde_json::json!({
"id": 1,
"jsonrpc": "2.0",
"result": {
"transaction": {
"message": {
"addresses": [
{ "value": [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] },
{ "value": [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] }
],
"instruction_data": 10,
"nonces": [0],
"program_id": nssa::AUTHENTICATED_TRANSFER_PROGRAM.id,
},
"witness_set": {
"signatures_and_public_keys": [
[null, 1]
]
}
}
}
});
let response = call_rpc_handler_with_json(json_handler, request).await;
assert_eq!(response, expected_response);
}
}