1111 lines
36 KiB
Rust
1111 lines
36 KiB
Rust
use crate::{
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client_error::ClientError,
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generic_rpc_client_request::GenericRpcClientRequest,
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mock_rpc_client_request::MockRpcClientRequest,
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rpc_client_request::RpcClientRequest,
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rpc_request::{RpcEpochInfo, RpcRequest, RpcVoteAccountStatus},
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};
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use bincode::serialize;
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use log::*;
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use serde_json::{json, Value};
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use solana_sdk::{
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account::Account,
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clock::{Slot, DEFAULT_TICKS_PER_SECOND, DEFAULT_TICKS_PER_SLOT},
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commitment_config::CommitmentConfig,
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epoch_schedule::EpochSchedule,
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fee_calculator::FeeCalculator,
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hash::Hash,
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inflation::Inflation,
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pubkey::Pubkey,
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signature::{KeypairUtil, Signature},
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transaction::{self, Transaction, TransactionError},
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};
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use std::{
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error, io,
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net::SocketAddr,
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thread::sleep,
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time::{Duration, Instant},
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};
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pub struct RpcClient {
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client: Box<dyn GenericRpcClientRequest + Send + Sync>,
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}
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impl RpcClient {
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pub fn new(url: String) -> Self {
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Self {
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client: Box::new(RpcClientRequest::new(url)),
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}
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}
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pub fn new_mock(url: String) -> Self {
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Self {
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client: Box::new(MockRpcClientRequest::new(url)),
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}
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}
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pub fn new_socket(addr: SocketAddr) -> Self {
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Self::new(get_rpc_request_str(addr, false))
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}
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pub fn new_socket_with_timeout(addr: SocketAddr, timeout: Duration) -> Self {
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let url = get_rpc_request_str(addr, false);
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Self {
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client: Box::new(RpcClientRequest::new_with_timeout(url, timeout)),
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}
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}
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pub fn confirm_transaction(&self, signature: &str) -> Result<bool, ClientError> {
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self.confirm_transaction_with_commitment(signature, CommitmentConfig::default())
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}
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pub fn confirm_transaction_with_commitment(
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&self,
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signature: &str,
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commitment_config: CommitmentConfig,
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) -> Result<bool, ClientError> {
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let params = json!(signature);
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let response = self.client.send(
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&RpcRequest::ConfirmTransaction,
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Some(params),
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0,
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Some(commitment_config),
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)?;
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if response.as_bool().is_none() {
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Err(io::Error::new(
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io::ErrorKind::Other,
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"Received result of an unexpected type",
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)
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.into())
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} else {
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Ok(response.as_bool().unwrap())
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}
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}
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pub fn send_transaction(&self, transaction: &Transaction) -> Result<String, ClientError> {
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let serialized = serialize(transaction).unwrap();
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let params = json!(serialized);
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let signature = self
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.client
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.send(&RpcRequest::SendTransaction, Some(params), 5, None)?;
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if signature.as_str().is_none() {
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Err(io::Error::new(
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io::ErrorKind::Other,
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"Received result of an unexpected type",
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)
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.into())
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} else {
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Ok(signature.as_str().unwrap().to_string())
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}
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}
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pub fn get_signature_status(
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&self,
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signature: &str,
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) -> Result<Option<transaction::Result<()>>, ClientError> {
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self.get_signature_status_with_commitment(signature, CommitmentConfig::default())
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}
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pub fn get_signature_status_with_commitment(
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&self,
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signature: &str,
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commitment_config: CommitmentConfig,
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) -> Result<Option<transaction::Result<()>>, ClientError> {
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let params = json!(signature.to_string());
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let signature_status = self.client.send(
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&RpcRequest::GetSignatureStatus,
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Some(params),
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5,
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commitment_config.ok(),
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)?;
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let result: Option<transaction::Result<()>> =
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serde_json::from_value(signature_status).unwrap();
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Ok(result)
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}
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pub fn get_slot(&self) -> io::Result<Slot> {
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self.get_slot_with_commitment(CommitmentConfig::default())
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}
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pub fn get_slot_with_commitment(
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&self,
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commitment_config: CommitmentConfig,
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) -> io::Result<Slot> {
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let response = self
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.client
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.send(&RpcRequest::GetSlot, None, 0, commitment_config.ok())
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.map_err(|err| {
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io::Error::new(
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io::ErrorKind::Other,
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format!("GetSlot request failure: {:?}", err),
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)
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})?;
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serde_json::from_value(response).map_err(|err| {
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io::Error::new(
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io::ErrorKind::Other,
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format!("GetSlot parse failure: {}", err),
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)
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})
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}
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pub fn get_vote_accounts(&self) -> io::Result<RpcVoteAccountStatus> {
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let response = self
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.client
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.send(&RpcRequest::GetVoteAccounts, None, 0, None)
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.map_err(|err| {
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io::Error::new(
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io::ErrorKind::Other,
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format!("GetVoteAccounts request failure: {:?}", err),
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)
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})?;
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serde_json::from_value(response).map_err(|err| {
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io::Error::new(
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io::ErrorKind::Other,
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format!("GetVoteAccounts parse failure: {}", err),
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)
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})
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}
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pub fn get_epoch_info(&self) -> io::Result<RpcEpochInfo> {
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let response = self
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.client
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.send(&RpcRequest::GetEpochInfo, None, 0, None)
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.map_err(|err| {
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io::Error::new(
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io::ErrorKind::Other,
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format!("GetEpochInfo request failure: {:?}", err),
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)
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})?;
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serde_json::from_value(response).map_err(|err| {
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io::Error::new(
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io::ErrorKind::Other,
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format!("GetEpochInfo parse failure: {}", err),
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)
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})
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}
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pub fn get_epoch_schedule(&self) -> io::Result<EpochSchedule> {
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let response = self
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.client
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.send(&RpcRequest::GetEpochSchedule, None, 0, None)
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.map_err(|err| {
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io::Error::new(
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io::ErrorKind::Other,
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format!("GetEpochSchedule request failure: {:?}", err),
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)
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})?;
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serde_json::from_value(response).map_err(|err| {
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io::Error::new(
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io::ErrorKind::Other,
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format!("GetEpochSchedule parse failure: {}", err),
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)
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})
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}
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pub fn get_inflation(&self) -> io::Result<Inflation> {
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let response = self
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.client
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.send(&RpcRequest::GetInflation, None, 0, None)
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.map_err(|err| {
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io::Error::new(
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io::ErrorKind::Other,
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format!("GetInflation request failure: {:?}", err),
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)
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})?;
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serde_json::from_value(response).map_err(|err| {
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io::Error::new(
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io::ErrorKind::Other,
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format!("GetInflation parse failure: {}", err),
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)
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})
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}
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pub fn get_version(&self) -> io::Result<String> {
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let response = self
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.client
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.send(&RpcRequest::GetVersion, None, 0, None)
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.map_err(|err| {
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io::Error::new(
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io::ErrorKind::Other,
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format!("GetVersion request failure: {:?}", err),
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)
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})?;
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serde_json::to_string(&response).map_err(|err| {
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io::Error::new(
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io::ErrorKind::Other,
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format!("GetVersion parse failure: {}", err),
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)
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})
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}
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pub fn send_and_confirm_transaction<T: KeypairUtil>(
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&self,
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transaction: &mut Transaction,
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signer_keys: &[&T],
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) -> Result<String, ClientError> {
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let mut send_retries = 20;
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loop {
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let mut status_retries = 15;
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let signature_str = self.send_transaction(transaction)?;
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let status = loop {
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let status = self.get_signature_status(&signature_str)?;
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if status.is_none() {
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status_retries -= 1;
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if status_retries == 0 {
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break status;
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}
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} else {
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break status;
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}
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if cfg!(not(test)) {
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// Retry twice a second
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sleep(Duration::from_millis(500));
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}
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};
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send_retries = if let Some(result) = status.clone() {
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match result {
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Ok(_) => return Ok(signature_str),
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Err(TransactionError::AccountInUse) => {
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// Fetch a new blockhash and re-sign the transaction before sending it again
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self.resign_transaction(transaction, signer_keys)?;
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send_retries - 1
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}
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Err(_) => 0,
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}
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} else {
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send_retries - 1
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};
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if send_retries == 0 {
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return Err(io::Error::new(
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io::ErrorKind::Other,
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format!("Transaction {:?} failed: {:?}", signature_str, status),
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)
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.into());
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}
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}
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}
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pub fn send_and_confirm_transactions<T: KeypairUtil>(
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&self,
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mut transactions: Vec<Transaction>,
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signer_keys: &[&T],
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) -> Result<(), Box<dyn error::Error>> {
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let mut send_retries = 5;
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loop {
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let mut status_retries = 15;
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// Send all transactions
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let mut transactions_signatures = vec![];
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for transaction in transactions {
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if cfg!(not(test)) {
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// Delay ~1 tick between write transactions in an attempt to reduce AccountInUse errors
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// when all the write transactions modify the same program account (eg, deploying a
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// new program)
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sleep(Duration::from_millis(1000 / DEFAULT_TICKS_PER_SECOND));
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}
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let signature = self.send_transaction(&transaction).ok();
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transactions_signatures.push((transaction, signature))
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}
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// Collect statuses for all the transactions, drop those that are confirmed
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while status_retries > 0 {
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status_retries -= 1;
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if cfg!(not(test)) {
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// Retry twice a second
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sleep(Duration::from_millis(500));
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}
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transactions_signatures = transactions_signatures
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.into_iter()
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.filter(|(_transaction, signature)| {
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if let Some(signature) = signature {
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if let Ok(status) = self.get_signature_status(&signature) {
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if status.is_none() {
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return false;
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}
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return status.unwrap().is_err();
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}
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}
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true
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})
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.collect();
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if transactions_signatures.is_empty() {
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return Ok(());
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}
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}
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if send_retries == 0 {
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return Err(io::Error::new(io::ErrorKind::Other, "Transactions failed").into());
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}
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send_retries -= 1;
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// Re-sign any failed transactions with a new blockhash and retry
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let (blockhash, _fee_calculator) =
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self.get_new_blockhash(&transactions_signatures[0].0.message().recent_blockhash)?;
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transactions = transactions_signatures
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.into_iter()
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.map(|(mut transaction, _)| {
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transaction.sign(signer_keys, blockhash);
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transaction
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})
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.collect();
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}
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}
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pub fn resign_transaction<T: KeypairUtil>(
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&self,
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tx: &mut Transaction,
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signer_keys: &[&T],
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) -> Result<(), ClientError> {
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let (blockhash, _fee_calculator) =
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self.get_new_blockhash(&tx.message().recent_blockhash)?;
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tx.sign(signer_keys, blockhash);
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Ok(())
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}
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pub fn retry_get_balance(
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&self,
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pubkey: &Pubkey,
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retries: usize,
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) -> Result<Option<u64>, Box<dyn error::Error>> {
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let params = json!(format!("{}", pubkey));
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let res = self
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.client
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.send(&RpcRequest::GetBalance, Some(params), retries, None)?
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.as_u64();
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Ok(res)
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}
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pub fn get_account(&self, pubkey: &Pubkey) -> io::Result<Account> {
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self.get_account_with_commitment(pubkey, CommitmentConfig::default())
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}
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pub fn get_account_with_commitment(
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&self,
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pubkey: &Pubkey,
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commitment_config: CommitmentConfig,
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) -> io::Result<Account> {
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let params = json!(format!("{}", pubkey));
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let response = self.client.send(
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&RpcRequest::GetAccountInfo,
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Some(params),
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0,
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commitment_config.ok(),
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);
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response
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.and_then(|account_json| {
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let account: Account = serde_json::from_value(account_json)?;
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trace!("Response account {:?} {:?}", pubkey, account);
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Ok(account)
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})
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.map_err(|err| {
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io::Error::new(
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io::ErrorKind::Other,
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format!("AccountNotFound: pubkey={}: {}", pubkey, err),
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)
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})
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}
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pub fn get_account_data(&self, pubkey: &Pubkey) -> io::Result<Vec<u8>> {
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self.get_account(pubkey).map(|account| account.data)
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}
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pub fn get_minimum_balance_for_rent_exemption(&self, data_len: usize) -> io::Result<u64> {
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let params = json!(data_len);
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let minimum_balance_json = self
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.client
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.send(
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&RpcRequest::GetMinimumBalanceForRentExemption,
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Some(params),
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0,
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None,
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)
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.map_err(|err| {
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io::Error::new(
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io::ErrorKind::Other,
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format!(
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"GetMinimumBalanceForRentExemption request failure: {:?}",
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err
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),
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)
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})?;
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let minimum_balance: u64 = serde_json::from_value(minimum_balance_json).map_err(|err| {
|
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io::Error::new(
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io::ErrorKind::Other,
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format!("GetMinimumBalanceForRentExemption parse failure: {:?}", err),
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)
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})?;
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trace!(
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"Response minimum balance {:?} {:?}",
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data_len,
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minimum_balance
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);
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Ok(minimum_balance)
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}
|
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|
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/// Request the balance of the account `pubkey`.
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pub fn get_balance(&self, pubkey: &Pubkey) -> io::Result<u64> {
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self.get_balance_with_commitment(pubkey, CommitmentConfig::default())
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}
|
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|
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pub fn get_balance_with_commitment(
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&self,
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pubkey: &Pubkey,
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commitment_config: CommitmentConfig,
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) -> io::Result<u64> {
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let params = json!(pubkey.to_string());
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let balance_json = self
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.client
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.send(
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&RpcRequest::GetBalance,
|
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Some(params),
|
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0,
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Some(commitment_config),
|
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)
|
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.map_err(|err| {
|
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io::Error::new(
|
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io::ErrorKind::Other,
|
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format!("GetBalance request failure: {:?}", err),
|
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)
|
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})?;
|
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serde_json::from_value(balance_json).map_err(|err| {
|
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io::Error::new(
|
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io::ErrorKind::Other,
|
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format!("GetBalance parse failure: {:?}", err),
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)
|
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})
|
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}
|
|
|
|
pub fn get_program_accounts(&self, pubkey: &Pubkey) -> io::Result<Vec<(Pubkey, Account)>> {
|
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let params = json!(format!("{}", pubkey));
|
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let response = self
|
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.client
|
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.send(&RpcRequest::GetProgramAccounts, Some(params), 0, None)
|
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.map_err(|err| {
|
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io::Error::new(
|
|
io::ErrorKind::Other,
|
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format!("AccountNotFound: pubkey={}: {}", pubkey, err),
|
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)
|
|
})?;
|
|
|
|
let accounts: Vec<(String, Account)> =
|
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serde_json::from_value::<Vec<(String, Account)>>(response).map_err(|err| {
|
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io::Error::new(
|
|
io::ErrorKind::Other,
|
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format!("GetProgramAccounts parse failure: {:?}", err),
|
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)
|
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})?;
|
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|
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let mut pubkey_accounts: Vec<(Pubkey, Account)> = Vec::new();
|
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for (string, account) in accounts.into_iter() {
|
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let pubkey = string.parse().map_err(|err| {
|
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io::Error::new(
|
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io::ErrorKind::Other,
|
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format!("GetProgramAccounts parse failure: {:?}", err),
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)
|
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})?;
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pubkey_accounts.push((pubkey, account));
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}
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Ok(pubkey_accounts)
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}
|
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|
|
/// Request the transaction count.
|
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pub fn get_transaction_count(&self) -> io::Result<u64> {
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self.get_transaction_count_with_commitment(CommitmentConfig::default())
|
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}
|
|
|
|
pub fn get_transaction_count_with_commitment(
|
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&self,
|
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commitment_config: CommitmentConfig,
|
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) -> io::Result<u64> {
|
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let response = self
|
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.client
|
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.send(
|
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&RpcRequest::GetTransactionCount,
|
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None,
|
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0,
|
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commitment_config.ok(),
|
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)
|
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.map_err(|err| {
|
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io::Error::new(
|
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io::ErrorKind::Other,
|
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format!("GetTransactionCount request failure: {:?}", err),
|
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)
|
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})?;
|
|
|
|
serde_json::from_value(response).map_err(|err| {
|
|
io::Error::new(
|
|
io::ErrorKind::Other,
|
|
format!("GetTransactionCount parse failure: {}", err),
|
|
)
|
|
})
|
|
}
|
|
|
|
pub fn get_recent_blockhash(&self) -> io::Result<(Hash, FeeCalculator)> {
|
|
self.get_recent_blockhash_with_commitment(CommitmentConfig::default())
|
|
}
|
|
|
|
pub fn get_recent_blockhash_with_commitment(
|
|
&self,
|
|
commitment_config: CommitmentConfig,
|
|
) -> io::Result<(Hash, FeeCalculator)> {
|
|
let response = self
|
|
.client
|
|
.send(
|
|
&RpcRequest::GetRecentBlockhash,
|
|
None,
|
|
0,
|
|
commitment_config.ok(),
|
|
)
|
|
.map_err(|err| {
|
|
io::Error::new(
|
|
io::ErrorKind::Other,
|
|
format!("GetRecentBlockhash request failure: {:?}", err),
|
|
)
|
|
})?;
|
|
|
|
let (blockhash, fee_calculator) =
|
|
serde_json::from_value::<(String, FeeCalculator)>(response).map_err(|err| {
|
|
io::Error::new(
|
|
io::ErrorKind::Other,
|
|
format!("GetRecentBlockhash parse failure: {:?}", err),
|
|
)
|
|
})?;
|
|
|
|
let blockhash = blockhash.parse().map_err(|err| {
|
|
io::Error::new(
|
|
io::ErrorKind::Other,
|
|
format!("GetRecentBlockhash hash parse failure: {:?}", err),
|
|
)
|
|
})?;
|
|
Ok((blockhash, fee_calculator))
|
|
}
|
|
|
|
pub fn get_new_blockhash(&self, blockhash: &Hash) -> io::Result<(Hash, FeeCalculator)> {
|
|
let mut num_retries = 0;
|
|
let start = Instant::now();
|
|
while start.elapsed().as_secs() < 5 {
|
|
if let Ok((new_blockhash, fee_calculator)) = self.get_recent_blockhash() {
|
|
if new_blockhash != *blockhash {
|
|
return Ok((new_blockhash, fee_calculator));
|
|
}
|
|
}
|
|
debug!("Got same blockhash ({:?}), will retry...", blockhash);
|
|
|
|
// Retry ~twice during a slot
|
|
sleep(Duration::from_millis(
|
|
500 * DEFAULT_TICKS_PER_SLOT / DEFAULT_TICKS_PER_SECOND,
|
|
));
|
|
num_retries += 1;
|
|
}
|
|
Err(io::Error::new(
|
|
io::ErrorKind::Other,
|
|
format!(
|
|
"Unable to get new blockhash after {}ms (retried {} times), stuck at {}",
|
|
start.elapsed().as_millis(),
|
|
num_retries,
|
|
blockhash
|
|
),
|
|
))
|
|
}
|
|
|
|
pub fn get_genesis_hash(&self) -> io::Result<Hash> {
|
|
let response = self
|
|
.client
|
|
.send(&RpcRequest::GetGenesisHash, None, 0, None)
|
|
.map_err(|err| {
|
|
io::Error::new(
|
|
io::ErrorKind::Other,
|
|
format!("GetGenesisHash request failure: {:?}", err),
|
|
)
|
|
})?;
|
|
|
|
let hash = serde_json::from_value::<String>(response).map_err(|err| {
|
|
io::Error::new(
|
|
io::ErrorKind::Other,
|
|
format!("GetGenesisHash parse failure: {:?}", err),
|
|
)
|
|
})?;
|
|
|
|
let hash = hash.parse().map_err(|err| {
|
|
io::Error::new(
|
|
io::ErrorKind::Other,
|
|
format!("GetGenesisHash hash parse failure: {:?}", err),
|
|
)
|
|
})?;
|
|
Ok(hash)
|
|
}
|
|
|
|
pub fn poll_balance_with_timeout_and_commitment(
|
|
&self,
|
|
pubkey: &Pubkey,
|
|
polling_frequency: &Duration,
|
|
timeout: &Duration,
|
|
commitment_config: CommitmentConfig,
|
|
) -> io::Result<u64> {
|
|
let now = Instant::now();
|
|
loop {
|
|
match self.get_balance_with_commitment(&pubkey, commitment_config.clone()) {
|
|
Ok(bal) => {
|
|
return Ok(bal);
|
|
}
|
|
Err(e) => {
|
|
sleep(*polling_frequency);
|
|
if now.elapsed() > *timeout {
|
|
return Err(e);
|
|
}
|
|
}
|
|
};
|
|
}
|
|
}
|
|
|
|
pub fn poll_get_balance_with_commitment(
|
|
&self,
|
|
pubkey: &Pubkey,
|
|
commitment_config: CommitmentConfig,
|
|
) -> io::Result<u64> {
|
|
self.poll_balance_with_timeout_and_commitment(
|
|
pubkey,
|
|
&Duration::from_millis(100),
|
|
&Duration::from_secs(1),
|
|
commitment_config,
|
|
)
|
|
}
|
|
|
|
pub fn wait_for_balance_with_commitment(
|
|
&self,
|
|
pubkey: &Pubkey,
|
|
expected_balance: Option<u64>,
|
|
commitment_config: CommitmentConfig,
|
|
) -> Option<u64> {
|
|
const LAST: usize = 30;
|
|
for run in 0..LAST {
|
|
let balance_result =
|
|
self.poll_get_balance_with_commitment(pubkey, commitment_config.clone());
|
|
if expected_balance.is_none() {
|
|
return balance_result.ok();
|
|
}
|
|
trace!(
|
|
"retry_get_balance[{}] {:?} {:?}",
|
|
run,
|
|
balance_result,
|
|
expected_balance
|
|
);
|
|
if let (Some(expected_balance), Ok(balance_result)) = (expected_balance, balance_result)
|
|
{
|
|
if expected_balance == balance_result {
|
|
return Some(balance_result);
|
|
}
|
|
}
|
|
}
|
|
None
|
|
}
|
|
|
|
/// Poll the server to confirm a transaction.
|
|
pub fn poll_for_signature(&self, signature: &Signature) -> io::Result<()> {
|
|
self.poll_for_signature_with_commitment(signature, CommitmentConfig::default())
|
|
}
|
|
|
|
/// Poll the server to confirm a transaction.
|
|
pub fn poll_for_signature_with_commitment(
|
|
&self,
|
|
signature: &Signature,
|
|
commitment_config: CommitmentConfig,
|
|
) -> io::Result<()> {
|
|
let now = Instant::now();
|
|
loop {
|
|
if let Ok(Some(_)) = self.get_signature_status_with_commitment(
|
|
&signature.to_string(),
|
|
commitment_config.clone(),
|
|
) {
|
|
break;
|
|
}
|
|
if now.elapsed().as_secs() > 15 {
|
|
// TODO: Return a better error.
|
|
return Err(io::Error::new(io::ErrorKind::Other, "signature not found"));
|
|
}
|
|
sleep(Duration::from_millis(250));
|
|
}
|
|
Ok(())
|
|
}
|
|
|
|
/// Check a signature in the bank.
|
|
pub fn check_signature(&self, signature: &Signature) -> bool {
|
|
trace!("check_signature: {:?}", signature);
|
|
let params = json!(format!("{}", signature));
|
|
|
|
for _ in 0..30 {
|
|
let response = self.client.send(
|
|
&RpcRequest::ConfirmTransaction,
|
|
Some(params.clone()),
|
|
0,
|
|
Some(CommitmentConfig::recent()),
|
|
);
|
|
|
|
match response {
|
|
Ok(confirmation) => {
|
|
let signature_status = confirmation.as_bool().unwrap();
|
|
if signature_status {
|
|
trace!("Response found signature");
|
|
} else {
|
|
trace!("Response signature not found");
|
|
}
|
|
|
|
return signature_status;
|
|
}
|
|
Err(err) => {
|
|
debug!("check_signature request failed: {:?}", err);
|
|
}
|
|
};
|
|
sleep(Duration::from_millis(250));
|
|
}
|
|
|
|
panic!("Couldn't check signature of {}", signature);
|
|
}
|
|
|
|
/// Poll the server to confirm a transaction.
|
|
pub fn poll_for_signature_confirmation(
|
|
&self,
|
|
signature: &Signature,
|
|
min_confirmed_blocks: usize,
|
|
) -> io::Result<usize> {
|
|
let mut now = Instant::now();
|
|
let mut confirmed_blocks = 0;
|
|
loop {
|
|
let response = self.get_num_blocks_since_signature_confirmation(signature);
|
|
match response {
|
|
Ok(count) => {
|
|
if confirmed_blocks != count {
|
|
info!(
|
|
"signature {} confirmed {} out of {} after {} ms",
|
|
signature,
|
|
count,
|
|
min_confirmed_blocks,
|
|
now.elapsed().as_millis()
|
|
);
|
|
now = Instant::now();
|
|
confirmed_blocks = count;
|
|
}
|
|
if count >= min_confirmed_blocks {
|
|
break;
|
|
}
|
|
}
|
|
Err(err) => {
|
|
debug!("check_confirmations request failed: {:?}", err);
|
|
}
|
|
};
|
|
if now.elapsed().as_secs() > 20 {
|
|
info!(
|
|
"signature {} confirmed {} out of {} failed after {} ms",
|
|
signature,
|
|
confirmed_blocks,
|
|
min_confirmed_blocks,
|
|
now.elapsed().as_millis()
|
|
);
|
|
if confirmed_blocks > 0 {
|
|
return Ok(confirmed_blocks);
|
|
} else {
|
|
// TODO: Return a better error.
|
|
return Err(io::Error::new(io::ErrorKind::Other, "signature not found"));
|
|
}
|
|
}
|
|
sleep(Duration::from_millis(250));
|
|
}
|
|
Ok(confirmed_blocks)
|
|
}
|
|
|
|
pub fn get_num_blocks_since_signature_confirmation(
|
|
&self,
|
|
sig: &Signature,
|
|
) -> io::Result<usize> {
|
|
let params = json!(format!("{}", sig));
|
|
let response = self
|
|
.client
|
|
.send(
|
|
&RpcRequest::GetNumBlocksSinceSignatureConfirmation,
|
|
Some(params.clone()),
|
|
1,
|
|
CommitmentConfig::recent().ok(),
|
|
)
|
|
.map_err(|err| {
|
|
io::Error::new(
|
|
io::ErrorKind::Other,
|
|
format!(
|
|
"GetNumBlocksSinceSignatureConfirmation request failure: {}",
|
|
err
|
|
),
|
|
)
|
|
})?;
|
|
serde_json::from_value(response).map_err(|err| {
|
|
io::Error::new(
|
|
io::ErrorKind::Other,
|
|
format!(
|
|
"GetNumBlocksSinceSignatureConfirmation parse failure: {}",
|
|
err
|
|
),
|
|
)
|
|
})
|
|
}
|
|
|
|
pub fn validator_exit(&self) -> io::Result<bool> {
|
|
let response = self
|
|
.client
|
|
.send(&RpcRequest::ValidatorExit, None, 0, None)
|
|
.map_err(|err| {
|
|
io::Error::new(
|
|
io::ErrorKind::Other,
|
|
format!("ValidatorExit request failure: {:?}", err),
|
|
)
|
|
})?;
|
|
serde_json::from_value(response).map_err(|err| {
|
|
io::Error::new(
|
|
io::ErrorKind::Other,
|
|
format!("ValidatorExit parse failure: {:?}", err),
|
|
)
|
|
})
|
|
}
|
|
|
|
// TODO: Remove
|
|
pub fn retry_make_rpc_request(
|
|
&self,
|
|
request: &RpcRequest,
|
|
params: Option<Value>,
|
|
retries: usize,
|
|
commitment: Option<CommitmentConfig>,
|
|
) -> Result<Value, ClientError> {
|
|
self.client.send(request, params, retries, commitment)
|
|
}
|
|
}
|
|
|
|
pub fn get_rpc_request_str(rpc_addr: SocketAddr, tls: bool) -> String {
|
|
if tls {
|
|
format!("https://{}", rpc_addr)
|
|
} else {
|
|
format!("http://{}", rpc_addr)
|
|
}
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use super::*;
|
|
use crate::mock_rpc_client_request::{PUBKEY, SIGNATURE};
|
|
use jsonrpc_core::{Error, IoHandler, Params};
|
|
use jsonrpc_http_server::{AccessControlAllowOrigin, DomainsValidation, ServerBuilder};
|
|
use serde_json::Number;
|
|
use solana_logger;
|
|
use solana_sdk::{
|
|
signature::{Keypair, KeypairUtil},
|
|
system_transaction,
|
|
transaction::TransactionError,
|
|
};
|
|
use std::{sync::mpsc::channel, thread};
|
|
|
|
#[test]
|
|
fn test_make_rpc_request() {
|
|
let (sender, receiver) = channel();
|
|
thread::spawn(move || {
|
|
let rpc_addr = "0.0.0.0:0".parse().unwrap();
|
|
let mut io = IoHandler::default();
|
|
// Successful request
|
|
io.add_method("getBalance", |_params: Params| {
|
|
Ok(Value::Number(Number::from(50)))
|
|
});
|
|
// Failed request
|
|
io.add_method("getRecentBlockhash", |params: Params| {
|
|
if params != Params::None {
|
|
Err(Error::invalid_request())
|
|
} else {
|
|
Ok(Value::String(
|
|
"deadbeefXjn8o3yroDHxUtKsZZgoy4GPkPPXfouKNHhx".to_string(),
|
|
))
|
|
}
|
|
});
|
|
|
|
let server = ServerBuilder::new(io)
|
|
.threads(1)
|
|
.cors(DomainsValidation::AllowOnly(vec![
|
|
AccessControlAllowOrigin::Any,
|
|
]))
|
|
.start_http(&rpc_addr)
|
|
.expect("Unable to start RPC server");
|
|
sender.send(*server.address()).unwrap();
|
|
server.wait();
|
|
});
|
|
|
|
let rpc_addr = receiver.recv().unwrap();
|
|
let rpc_client = RpcClient::new_socket(rpc_addr);
|
|
|
|
let balance = rpc_client.retry_make_rpc_request(
|
|
&RpcRequest::GetBalance,
|
|
Some(json!(["deadbeefXjn8o3yroDHxUtKsZZgoy4GPkPPXfouKNHhx"])),
|
|
0,
|
|
None,
|
|
);
|
|
assert_eq!(balance.unwrap().as_u64().unwrap(), 50);
|
|
|
|
let blockhash =
|
|
rpc_client.retry_make_rpc_request(&RpcRequest::GetRecentBlockhash, None, 0, None);
|
|
assert_eq!(
|
|
blockhash.unwrap().as_str().unwrap(),
|
|
"deadbeefXjn8o3yroDHxUtKsZZgoy4GPkPPXfouKNHhx"
|
|
);
|
|
|
|
// Send erroneous parameter
|
|
let blockhash = rpc_client.retry_make_rpc_request(
|
|
&RpcRequest::GetRecentBlockhash,
|
|
Some(json!("parameter")),
|
|
0,
|
|
None,
|
|
);
|
|
assert_eq!(blockhash.is_err(), true);
|
|
}
|
|
|
|
#[test]
|
|
fn test_retry_make_rpc_request() {
|
|
solana_logger::setup();
|
|
let (sender, receiver) = channel();
|
|
thread::spawn(move || {
|
|
// 1. Pick a random port
|
|
// 2. Tell the client to start using it
|
|
// 3. Delay for 1.5 seconds before starting the server to ensure the client will fail
|
|
// and need to retry
|
|
let rpc_addr: SocketAddr = "0.0.0.0:4242".parse().unwrap();
|
|
sender.send(rpc_addr.clone()).unwrap();
|
|
sleep(Duration::from_millis(1500));
|
|
|
|
let mut io = IoHandler::default();
|
|
io.add_method("getBalance", move |_params: Params| {
|
|
Ok(Value::Number(Number::from(5)))
|
|
});
|
|
let server = ServerBuilder::new(io)
|
|
.threads(1)
|
|
.cors(DomainsValidation::AllowOnly(vec![
|
|
AccessControlAllowOrigin::Any,
|
|
]))
|
|
.start_http(&rpc_addr)
|
|
.expect("Unable to start RPC server");
|
|
server.wait();
|
|
});
|
|
|
|
let rpc_addr = receiver.recv().unwrap();
|
|
let rpc_client = RpcClient::new_socket(rpc_addr);
|
|
|
|
let balance = rpc_client.retry_make_rpc_request(
|
|
&RpcRequest::GetBalance,
|
|
Some(json!(["deadbeefXjn8o3yroDHxUtKsZZgoy4GPkPPXfouKNHhw"])),
|
|
10,
|
|
None,
|
|
);
|
|
assert_eq!(balance.unwrap().as_u64().unwrap(), 5);
|
|
}
|
|
|
|
#[test]
|
|
fn test_send_transaction() {
|
|
let rpc_client = RpcClient::new_mock("succeeds".to_string());
|
|
|
|
let key = Keypair::new();
|
|
let to = Pubkey::new_rand();
|
|
let blockhash = Hash::default();
|
|
let tx = system_transaction::transfer(&key, &to, 50, blockhash);
|
|
|
|
let signature = rpc_client.send_transaction(&tx);
|
|
assert_eq!(signature.unwrap(), SIGNATURE.to_string());
|
|
|
|
let rpc_client = RpcClient::new_mock("fails".to_string());
|
|
|
|
let signature = rpc_client.send_transaction(&tx);
|
|
assert!(signature.is_err());
|
|
}
|
|
#[test]
|
|
fn test_get_recent_blockhash() {
|
|
let rpc_client = RpcClient::new_mock("succeeds".to_string());
|
|
|
|
let expected_blockhash: Hash = PUBKEY.parse().unwrap();
|
|
|
|
let (blockhash, _fee_calculator) = rpc_client.get_recent_blockhash().expect("blockhash ok");
|
|
assert_eq!(blockhash, expected_blockhash);
|
|
|
|
let rpc_client = RpcClient::new_mock("fails".to_string());
|
|
|
|
assert!(rpc_client.get_recent_blockhash().is_err());
|
|
}
|
|
|
|
#[test]
|
|
fn test_get_signature_status() {
|
|
let rpc_client = RpcClient::new_mock("succeeds".to_string());
|
|
let signature = "good_signature";
|
|
let status = rpc_client.get_signature_status(&signature).unwrap();
|
|
assert_eq!(status, Some(Ok(())));
|
|
|
|
let rpc_client = RpcClient::new_mock("sig_not_found".to_string());
|
|
let signature = "sig_not_found";
|
|
let status = rpc_client.get_signature_status(&signature).unwrap();
|
|
assert_eq!(status, None);
|
|
|
|
let rpc_client = RpcClient::new_mock("account_in_use".to_string());
|
|
let signature = "account_in_use";
|
|
let status = rpc_client.get_signature_status(&signature).unwrap();
|
|
assert_eq!(status, Some(Err(TransactionError::AccountInUse)));
|
|
}
|
|
|
|
#[test]
|
|
fn test_send_and_confirm_transaction() {
|
|
let rpc_client = RpcClient::new_mock("succeeds".to_string());
|
|
|
|
let key = Keypair::new();
|
|
let to = Pubkey::new_rand();
|
|
let blockhash = Hash::default();
|
|
let mut tx = system_transaction::transfer(&key, &to, 50, blockhash);
|
|
|
|
let result = rpc_client.send_and_confirm_transaction(&mut tx, &[&key]);
|
|
result.unwrap();
|
|
|
|
let rpc_client = RpcClient::new_mock("account_in_use".to_string());
|
|
let result = rpc_client.send_and_confirm_transaction(&mut tx, &[&key]);
|
|
assert!(result.is_err());
|
|
|
|
let rpc_client = RpcClient::new_mock("fails".to_string());
|
|
let result = rpc_client.send_and_confirm_transaction(&mut tx, &[&key]);
|
|
assert!(result.is_err());
|
|
}
|
|
|
|
#[test]
|
|
fn test_resign_transaction() {
|
|
let rpc_client = RpcClient::new_mock("succeeds".to_string());
|
|
|
|
let key = Keypair::new();
|
|
let to = Pubkey::new_rand();
|
|
let blockhash: Hash = "HUu3LwEzGRsUkuJS121jzkPJW39Kq62pXCTmTa1F9jDL"
|
|
.parse()
|
|
.unwrap();
|
|
let prev_tx = system_transaction::transfer(&key, &to, 50, blockhash);
|
|
let mut tx = system_transaction::transfer(&key, &to, 50, blockhash);
|
|
|
|
rpc_client.resign_transaction(&mut tx, &[&key]).unwrap();
|
|
|
|
assert_ne!(prev_tx, tx);
|
|
assert_ne!(prev_tx.signatures, tx.signatures);
|
|
assert_ne!(
|
|
prev_tx.message().recent_blockhash,
|
|
tx.message().recent_blockhash
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_rpc_client_thread() {
|
|
let rpc_client = RpcClient::new_mock("succeeds".to_string());
|
|
thread::spawn(move || rpc_client);
|
|
}
|
|
}
|