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Reorder RpcClient method defs for more logical docs. (#20549) 

Methods follow this order:

- Constructors
- send_and_confirm variations
- send variations
- confirm variations
- simulate variations
- queries
This commit is contained in:
Brian Anderson 2021-10-11 13:12:05 -05:00 committed by GitHub
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commit 1417c1456d
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1 changed files with 357 additions and 357 deletions
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714
client/src/rpc_client.rs
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@ -528,34 +528,50 @@ impl RpcClient {
Ok(request)
}
/// Check the confirmation status of a transaction.
/// Submit a transaction and wait for confirmation.
///
/// Returns `true` if the given transaction succeeded and has been committed
/// with the configured [commitment level][cl], which can be retrieved with
/// the [`commitment`](RpcClient::commitment) method.
/// Once this function returns successfully, the given transaction is
/// guaranteed to be processed with the configured [commitment level][cl].
///
/// [cl]: https://docs.solana.com/developing/clients/jsonrpc-api#configuring-state-commitment
///
/// Note that this method does not wait for a transaction to be confirmed
/// — it only checks whether a transaction has been confirmed. To
/// submit a transaction and wait for it to confirm, use
/// [`send_and_confirm_transaction`][RpcClient::send_and_confirm_transaction].
/// After sending the transaction, this method polls in a loop for the
/// status of the transaction until it has ben confirmed.
///
/// _This method returns `false` if the transaction failed, even if it has
/// been confirmed._
/// # Errors
///
/// If the transaction is not signed then an error with kind [`RpcError`] is
/// returned, containing an [`RpcResponseError`] with `code` set to
/// [`JSON_RPC_SERVER_ERROR_TRANSACTION_SIGNATURE_VERIFICATION_FAILURE`].
///
/// If the preflight transaction simulation fails then an error with kind
/// [`RpcError`] is returned, containing an [`RpcResponseError`] with `code`
/// set to [`JSON_RPC_SERVER_ERROR_SEND_TRANSACTION_PREFLIGHT_FAILURE`].
///
/// If the receiving node is unhealthy, e.g. it is not fully synced to
/// the cluster, then an error with kind [`RpcError`] is returned,
/// containing an [`RpcResponseError`] with `code` set to
/// [`JSON_RPC_SERVER_ERROR_NODE_UNHEALTHY`].
///
/// [`RpcResponseError`]: RpcError::RpcResponseError
/// [`JSON_RPC_SERVER_ERROR_TRANSACTION_SIGNATURE_VERIFICATION_FAILURE`]: crate::rpc_custom_error::JSON_RPC_SERVER_ERROR_TRANSACTION_SIGNATURE_VERIFICATION_FAILURE
/// [`JSON_RPC_SERVER_ERROR_SEND_TRANSACTION_PREFLIGHT_FAILURE`]: crate::rpc_custom_error::JSON_RPC_SERVER_ERROR_SEND_TRANSACTION_PREFLIGHT_FAILURE
/// [`JSON_RPC_SERVER_ERROR_NODE_UNHEALTHY`]: crate::rpc_custom_error::JSON_RPC_SERVER_ERROR_NODE_UNHEALTHY
///
/// # RPC Reference
///
/// This method is built on the [`getSignatureStatuses`] RPC method.
/// This method is built on the [`sendTransaction`] RPC method, and the
/// [`getLatestBlockhash`] RPC method.
///
/// [`getSignatureStatuses`]: https://docs.solana.com/developing/clients/jsonrpc-api#getsignaturestatuses
/// [`sendTransaction`]: https://docs.solana.com/developing/clients/jsonrpc-api#sendtransaction
/// [`getLatestBlockhash`]: https://docs.solana.com/developing/clients/jsonrpc-api#getlatestblockhash
///
/// # Examples
///
/// ```
/// # use solana_client::{
/// # client_error::ClientError,
/// # rpc_client::RpcClient,
/// # client_error::ClientError,
/// # };
/// # use solana_sdk::{
/// # signature::Signer,
@ -564,97 +580,104 @@ impl RpcClient {
/// # system_transaction,
/// # };
/// # let rpc_client = RpcClient::new_mock("succeeds".to_string());
/// // Transfer lamports from Alice to Bob and wait for confirmation
/// # let alice = Keypair::new();
/// # let bob = Keypair::new();
/// # let lamports = 50;
/// let latest_blockhash = rpc_client.get_latest_blockhash()?;
/// # let latest_blockhash = rpc_client.get_latest_blockhash()?;
/// let tx = system_transaction::transfer(&alice, &bob.pubkey(), lamports, latest_blockhash);
/// let signature = rpc_client.send_transaction(&tx)?;
///
/// loop {
/// let confirmed = rpc_client.confirm_transaction(&signature)?;
/// if confirmed {
/// break;
/// }
/// }
/// let signature = rpc_client.send_and_confirm_transaction(&tx)?;
/// # Ok::<(), ClientError>(())
/// ```
pub fn confirm_transaction(&self, signature: &Signature) -> ClientResult<bool> {
Ok(self
.confirm_transaction_with_commitment(signature, self.commitment())?
.value)
pub fn send_and_confirm_transaction(
&self,
transaction: &Transaction,
) -> ClientResult<Signature> {
const SEND_RETRIES: usize = 1;
const GET_STATUS_RETRIES: usize = usize::MAX;
'sending: for _ in 0..SEND_RETRIES {
let signature = self.send_transaction(transaction)?;
let recent_blockhash = if uses_durable_nonce(transaction).is_some() {
let (recent_blockhash, ..) =
self.get_latest_blockhash_with_commitment(CommitmentConfig::processed())?;
recent_blockhash
} else {
transaction.message.recent_blockhash
};
for status_retry in 0..GET_STATUS_RETRIES {
match self.get_signature_status(&signature)? {
Some(Ok(_)) => return Ok(signature),
Some(Err(e)) => return Err(e.into()),
None => {
if !self
.is_blockhash_valid(&recent_blockhash, CommitmentConfig::processed())?
{
// Block hash is not found by some reason
break 'sending;
} else if cfg!(not(test))
// Ignore sleep at last step.
&& status_retry < GET_STATUS_RETRIES
{
// Retry twice a second
sleep(Duration::from_millis(500));
continue;
}
}
}
}
}
Err(RpcError::ForUser(
"unable to confirm transaction. \
This can happen in situations such as transaction expiration \
and insufficient fee-payer funds"
.to_string(),
)
.into())
}
/// Check the confirmation status of a transaction.
///
/// Returns an [`RpcResult`] with value `true` if the given transaction
/// succeeded and has been committed with the given [commitment level][cl].
///
/// [cl]: https://docs.solana.com/developing/clients/jsonrpc-api#configuring-state-commitment
///
/// Note that this method does not wait for a transaction to be confirmed
/// &mdash; it only checks whether a transaction has been confirmed. To
/// submit a transaction and wait for it to confirm, use
/// [`send_and_confirm_transaction`][RpcClient::send_and_confirm_transaction].
///
/// _This method returns an [`RpcResult`] with value `false` if the
/// transaction failed, even if it has been confirmed._
///
/// # RPC Reference
///
/// This method is built on the [`getSignatureStatuses`] RPC method.
///
/// [`getSignatureStatuses`]: https://docs.solana.com/developing/clients/jsonrpc-api#getsignaturestatuses
///
/// # Examples
///
/// ```
/// # use solana_client::{
/// # client_error::ClientError,
/// # rpc_client::RpcClient,
/// # };
/// # use solana_sdk::{
/// # commitment_config::CommitmentConfig,
/// # signature::Signer,
/// # signature::Signature,
/// # signer::keypair::Keypair,
/// # system_transaction,
/// # };
/// # use std::time::Duration;
/// # let rpc_client = RpcClient::new_mock("succeeds".to_string());
/// // Transfer lamports from Alice to Bob and wait for confirmation
/// # let alice = Keypair::new();
/// # let bob = Keypair::new();
/// # let lamports = 50;
/// let latest_blockhash = rpc_client.get_latest_blockhash()?;
/// let tx = system_transaction::transfer(&alice, &bob.pubkey(), lamports, latest_blockhash);
/// let signature = rpc_client.send_transaction(&tx)?;
///
/// loop {
/// let commitment_config = CommitmentConfig::processed();
/// let confirmed = rpc_client.confirm_transaction_with_commitment(&signature, commitment_config)?;
/// if confirmed.value {
/// break;
/// }
/// }
/// # Ok::<(), ClientError>(())
/// ```
pub fn confirm_transaction_with_commitment(
pub fn send_and_confirm_transaction_with_spinner(
&self,
signature: &Signature,
commitment_config: CommitmentConfig,
) -> RpcResult<bool> {
let Response { context, value } = self.get_signature_statuses(&[*signature])?;
transaction: &Transaction,
) -> ClientResult<Signature> {
self.send_and_confirm_transaction_with_spinner_and_commitment(
transaction,
self.commitment(),
)
}
Ok(Response {
context,
value: value[0]
.as_ref()
.filter(|result| result.satisfies_commitment(commitment_config))
.map(|result| result.status.is_ok())
.unwrap_or_default(),
})
pub fn send_and_confirm_transaction_with_spinner_and_commitment(
&self,
transaction: &Transaction,
commitment: CommitmentConfig,
) -> ClientResult<Signature> {
self.send_and_confirm_transaction_with_spinner_and_config(
transaction,
commitment,
RpcSendTransactionConfig {
preflight_commitment: Some(commitment.commitment),
..RpcSendTransactionConfig::default()
},
)
}
pub fn send_and_confirm_transaction_with_spinner_and_config(
&self,
transaction: &Transaction,
commitment: CommitmentConfig,
config: RpcSendTransactionConfig,
) -> ClientResult<Signature> {
let recent_blockhash = if uses_durable_nonce(transaction).is_some() {
self.get_latest_blockhash_with_commitment(CommitmentConfig::processed())?
.0
} else {
transaction.message.recent_blockhash
};
let signature = self.send_transaction_with_config(transaction, config)?;
self.confirm_transaction_with_spinner(&signature, &recent_blockhash, commitment)?;
Ok(signature)
}
/// Submits a signed transaction to the network.
@ -738,14 +761,6 @@ impl RpcClient {
)
}
fn default_cluster_transaction_encoding(&self) -> Result<UiTransactionEncoding, RpcError> {
if self.get_node_version()? < semver::Version::new(1, 3, 16) {
Ok(UiTransactionEncoding::Base58)
} else {
Ok(UiTransactionEncoding::Base64)
}
}
/// Submits a signed transaction to the network.
///
/// Before a transaction is processed, the receiving node runs a "preflight
@ -891,6 +906,246 @@ impl RpcClient {
}
}
pub fn send<T>(&self, request: RpcRequest, params: Value) -> ClientResult<T>
where
T: serde::de::DeserializeOwned,
{
assert!(params.is_array() || params.is_null());
let response = self
.sender
.send(request, params)
.map_err(|err| err.into_with_request(request))?;
serde_json::from_value(response)
.map_err(|err| ClientError::new_with_request(err.into(), request))
}
/// Check the confirmation status of a transaction.
///
/// Returns `true` if the given transaction succeeded and has been committed
/// with the configured [commitment level][cl], which can be retrieved with
/// the [`commitment`](RpcClient::commitment) method.
///
/// [cl]: https://docs.solana.com/developing/clients/jsonrpc-api#configuring-state-commitment
///
/// Note that this method does not wait for a transaction to be confirmed
/// &mdash; it only checks whether a transaction has been confirmed. To
/// submit a transaction and wait for it to confirm, use
/// [`send_and_confirm_transaction`][RpcClient::send_and_confirm_transaction].
///
/// _This method returns `false` if the transaction failed, even if it has
/// been confirmed._
///
/// # RPC Reference
///
/// This method is built on the [`getSignatureStatuses`] RPC method.
///
/// [`getSignatureStatuses`]: https://docs.solana.com/developing/clients/jsonrpc-api#getsignaturestatuses
///
/// # Examples
///
/// ```
/// # use solana_client::{
/// # client_error::ClientError,
/// # rpc_client::RpcClient,
/// # };
/// # use solana_sdk::{
/// # signature::Signer,
/// # signature::Signature,
/// # signer::keypair::Keypair,
/// # system_transaction,
/// # };
/// # let rpc_client = RpcClient::new_mock("succeeds".to_string());
/// // Transfer lamports from Alice to Bob and wait for confirmation
/// # let alice = Keypair::new();
/// # let bob = Keypair::new();
/// # let lamports = 50;
/// let latest_blockhash = rpc_client.get_latest_blockhash()?;
/// let tx = system_transaction::transfer(&alice, &bob.pubkey(), lamports, latest_blockhash);
/// let signature = rpc_client.send_transaction(&tx)?;
///
/// loop {
/// let confirmed = rpc_client.confirm_transaction(&signature)?;
/// if confirmed {
/// break;
/// }
/// }
/// # Ok::<(), ClientError>(())
/// ```
pub fn confirm_transaction(&self, signature: &Signature) -> ClientResult<bool> {
Ok(self
.confirm_transaction_with_commitment(signature, self.commitment())?
.value)
}
/// Check the confirmation status of a transaction.
///
/// Returns an [`RpcResult`] with value `true` if the given transaction
/// succeeded and has been committed with the given [commitment level][cl].
///
/// [cl]: https://docs.solana.com/developing/clients/jsonrpc-api#configuring-state-commitment
///
/// Note that this method does not wait for a transaction to be confirmed
/// &mdash; it only checks whether a transaction has been confirmed. To
/// submit a transaction and wait for it to confirm, use
/// [`send_and_confirm_transaction`][RpcClient::send_and_confirm_transaction].
///
/// _This method returns an [`RpcResult`] with value `false` if the
/// transaction failed, even if it has been confirmed._
///
/// # RPC Reference
///
/// This method is built on the [`getSignatureStatuses`] RPC method.
///
/// [`getSignatureStatuses`]: https://docs.solana.com/developing/clients/jsonrpc-api#getsignaturestatuses
///
/// # Examples
///
/// ```
/// # use solana_client::{
/// # client_error::ClientError,
/// # rpc_client::RpcClient,
/// # };
/// # use solana_sdk::{
/// # commitment_config::CommitmentConfig,
/// # signature::Signer,
/// # signature::Signature,
/// # signer::keypair::Keypair,
/// # system_transaction,
/// # };
/// # use std::time::Duration;
/// # let rpc_client = RpcClient::new_mock("succeeds".to_string());
/// // Transfer lamports from Alice to Bob and wait for confirmation
/// # let alice = Keypair::new();
/// # let bob = Keypair::new();
/// # let lamports = 50;
/// let latest_blockhash = rpc_client.get_latest_blockhash()?;
/// let tx = system_transaction::transfer(&alice, &bob.pubkey(), lamports, latest_blockhash);
/// let signature = rpc_client.send_transaction(&tx)?;
///
/// loop {
/// let commitment_config = CommitmentConfig::processed();
/// let confirmed = rpc_client.confirm_transaction_with_commitment(&signature, commitment_config)?;
/// if confirmed.value {
/// break;
/// }
/// }
/// # Ok::<(), ClientError>(())
/// ```
pub fn confirm_transaction_with_commitment(
&self,
signature: &Signature,
commitment_config: CommitmentConfig,
) -> RpcResult<bool> {
let Response { context, value } = self.get_signature_statuses(&[*signature])?;
Ok(Response {
context,
value: value[0]
.as_ref()
.filter(|result| result.satisfies_commitment(commitment_config))
.map(|result| result.status.is_ok())
.unwrap_or_default(),
})
}
pub fn confirm_transaction_with_spinner(
&self,
signature: &Signature,
recent_blockhash: &Hash,
commitment: CommitmentConfig,
) -> ClientResult<()> {
let desired_confirmations = if commitment.is_finalized() {
MAX_LOCKOUT_HISTORY + 1
} else {
1
};
let mut confirmations = 0;
let progress_bar = new_spinner_progress_bar();
progress_bar.set_message(format!(
"[{}/{}] Finalizing transaction {}",
confirmations, desired_confirmations, signature,
));
let now = Instant::now();
let confirm_transaction_initial_timeout = self
.config
.confirm_transaction_initial_timeout
.unwrap_or_default();
let (signature, status) = loop {
// Get recent commitment in order to count confirmations for successful transactions
let status = self
.get_signature_status_with_commitment(signature, CommitmentConfig::processed())?;
if status.is_none() {
let blockhash_not_found =
!self.is_blockhash_valid(recent_blockhash, CommitmentConfig::processed())?;
if blockhash_not_found && now.elapsed() >= confirm_transaction_initial_timeout {
break (signature, status);
}
} else {
break (signature, status);
}
if cfg!(not(test)) {
sleep(Duration::from_millis(500));
}
};
if let Some(result) = status {
if let Err(err) = result {
return Err(err.into());
}
} else {
return Err(RpcError::ForUser(
"unable to confirm transaction. \
This can happen in situations such as transaction expiration \
and insufficient fee-payer funds"
.to_string(),
)
.into());
}
let now = Instant::now();
loop {
// Return when specified commitment is reached
// Failed transactions have already been eliminated, `is_some` check is sufficient
if self
.get_signature_status_with_commitment(signature, commitment)?
.is_some()
{
progress_bar.set_message("Transaction confirmed");
progress_bar.finish_and_clear();
return Ok(());
}
progress_bar.set_message(format!(
"[{}/{}] Finalizing transaction {}",
min(confirmations + 1, desired_confirmations),
desired_confirmations,
signature,
));
sleep(Duration::from_millis(500));
confirmations = self
.get_num_blocks_since_signature_confirmation(signature)
.unwrap_or(confirmations);
if now.elapsed().as_secs() >= MAX_HASH_AGE_IN_SECONDS as u64 {
return Err(
RpcError::ForUser("transaction not finalized. \
This can happen when a transaction lands in an abandoned fork. \
Please retry.".to_string()).into(),
);
}
}
}
fn default_cluster_transaction_encoding(&self) -> Result<UiTransactionEncoding, RpcError> {
if self.get_node_version()? < semver::Version::new(1, 3, 16) {
Ok(UiTransactionEncoding::Base58)
} else {
Ok(UiTransactionEncoding::Base64)
}
}
/// Simulates sending a transaction.
///
/// If the transaction fails, then the [`err`] field of the returned
@ -3244,116 +3499,6 @@ impl RpcClient {
self.send(RpcRequest::MinimumLedgerSlot, Value::Null)
}
/// Submit a transaction and wait for confirmation.
///
/// Once this function returns successfully, the given transaction is
/// guaranteed to be processed with the configured [commitment level][cl].
///
/// [cl]: https://docs.solana.com/developing/clients/jsonrpc-api#configuring-state-commitment
///
/// After sending the transaction, this method polls in a loop for the
/// status of the transaction until it has ben confirmed.
///
/// # Errors
///
/// If the transaction is not signed then an error with kind [`RpcError`] is
/// returned, containing an [`RpcResponseError`] with `code` set to
/// [`JSON_RPC_SERVER_ERROR_TRANSACTION_SIGNATURE_VERIFICATION_FAILURE`].
///
/// If the preflight transaction simulation fails then an error with kind
/// [`RpcError`] is returned, containing an [`RpcResponseError`] with `code`
/// set to [`JSON_RPC_SERVER_ERROR_SEND_TRANSACTION_PREFLIGHT_FAILURE`].
///
/// If the receiving node is unhealthy, e.g. it is not fully synced to
/// the cluster, then an error with kind [`RpcError`] is returned,
/// containing an [`RpcResponseError`] with `code` set to
/// [`JSON_RPC_SERVER_ERROR_NODE_UNHEALTHY`].
///
/// [`RpcResponseError`]: RpcError::RpcResponseError
/// [`JSON_RPC_SERVER_ERROR_TRANSACTION_SIGNATURE_VERIFICATION_FAILURE`]: crate::rpc_custom_error::JSON_RPC_SERVER_ERROR_TRANSACTION_SIGNATURE_VERIFICATION_FAILURE
/// [`JSON_RPC_SERVER_ERROR_SEND_TRANSACTION_PREFLIGHT_FAILURE`]: crate::rpc_custom_error::JSON_RPC_SERVER_ERROR_SEND_TRANSACTION_PREFLIGHT_FAILURE
/// [`JSON_RPC_SERVER_ERROR_NODE_UNHEALTHY`]: crate::rpc_custom_error::JSON_RPC_SERVER_ERROR_NODE_UNHEALTHY
///
/// # RPC Reference
///
/// This method is built on the [`sendTransaction`] RPC method, and the
/// [`getLatestBlockhash`] RPC method.
///
/// [`sendTransaction`]: https://docs.solana.com/developing/clients/jsonrpc-api#sendtransaction
/// [`getLatestBlockhash`]: https://docs.solana.com/developing/clients/jsonrpc-api#getlatestblockhash
///
/// # Examples
///
/// ```
/// # use solana_client::{
/// # rpc_client::RpcClient,
/// # client_error::ClientError,
/// # };
/// # use solana_sdk::{
/// # signature::Signer,
/// # signature::Signature,
/// # signer::keypair::Keypair,
/// # system_transaction,
/// # };
/// # let rpc_client = RpcClient::new_mock("succeeds".to_string());
/// # let alice = Keypair::new();
/// # let bob = Keypair::new();
/// # let lamports = 50;
/// # let latest_blockhash = rpc_client.get_latest_blockhash()?;
/// let tx = system_transaction::transfer(&alice, &bob.pubkey(), lamports, latest_blockhash);
/// let signature = rpc_client.send_and_confirm_transaction(&tx)?;
/// # Ok::<(), ClientError>(())
/// ```
pub fn send_and_confirm_transaction(
&self,
transaction: &Transaction,
) -> ClientResult<Signature> {
const SEND_RETRIES: usize = 1;
const GET_STATUS_RETRIES: usize = usize::MAX;
'sending: for _ in 0..SEND_RETRIES {
let signature = self.send_transaction(transaction)?;
let recent_blockhash = if uses_durable_nonce(transaction).is_some() {
let (recent_blockhash, ..) =
self.get_latest_blockhash_with_commitment(CommitmentConfig::processed())?;
recent_blockhash
} else {
transaction.message.recent_blockhash
};
for status_retry in 0..GET_STATUS_RETRIES {
match self.get_signature_status(&signature)? {
Some(Ok(_)) => return Ok(signature),
Some(Err(e)) => return Err(e.into()),
None => {
if !self
.is_blockhash_valid(&recent_blockhash, CommitmentConfig::processed())?
{
// Block hash is not found by some reason
break 'sending;
} else if cfg!(not(test))
// Ignore sleep at last step.
&& status_retry < GET_STATUS_RETRIES
{
// Retry twice a second
sleep(Duration::from_millis(500));
continue;
}
}
}
}
}
Err(RpcError::ForUser(
"unable to confirm transaction. \
This can happen in situations such as transaction expiration \
and insufficient fee-payer funds"
.to_string(),
)
.into())
}
/// Returns all information associated with the account of the provided pubkey.
///
/// This method uses the configured [commitment level][cl].
@ -4595,137 +4740,6 @@ impl RpcClient {
Ok(confirmations)
}
pub fn send_and_confirm_transaction_with_spinner(
&self,
transaction: &Transaction,
) -> ClientResult<Signature> {
self.send_and_confirm_transaction_with_spinner_and_commitment(
transaction,
self.commitment(),
)
}
pub fn send_and_confirm_transaction_with_spinner_and_commitment(
&self,
transaction: &Transaction,
commitment: CommitmentConfig,
) -> ClientResult<Signature> {
self.send_and_confirm_transaction_with_spinner_and_config(
transaction,
commitment,
RpcSendTransactionConfig {
preflight_commitment: Some(commitment.commitment),
..RpcSendTransactionConfig::default()
},
)
}
pub fn send_and_confirm_transaction_with_spinner_and_config(
&self,
transaction: &Transaction,
commitment: CommitmentConfig,
config: RpcSendTransactionConfig,
) -> ClientResult<Signature> {
let recent_blockhash = if uses_durable_nonce(transaction).is_some() {
self.get_latest_blockhash_with_commitment(CommitmentConfig::processed())?
.0
} else {
transaction.message.recent_blockhash
};
let signature = self.send_transaction_with_config(transaction, config)?;
self.confirm_transaction_with_spinner(&signature, &recent_blockhash, commitment)?;
Ok(signature)
}
pub fn confirm_transaction_with_spinner(
&self,
signature: &Signature,
recent_blockhash: &Hash,
commitment: CommitmentConfig,
) -> ClientResult<()> {
let desired_confirmations = if commitment.is_finalized() {
MAX_LOCKOUT_HISTORY + 1
} else {
1
};
let mut confirmations = 0;
let progress_bar = new_spinner_progress_bar();
progress_bar.set_message(format!(
"[{}/{}] Finalizing transaction {}",
confirmations, desired_confirmations, signature,
));
let now = Instant::now();
let confirm_transaction_initial_timeout = self
.config
.confirm_transaction_initial_timeout
.unwrap_or_default();
let (signature, status) = loop {
// Get recent commitment in order to count confirmations for successful transactions
let status = self
.get_signature_status_with_commitment(signature, CommitmentConfig::processed())?;
if status.is_none() {
let blockhash_not_found =
!self.is_blockhash_valid(recent_blockhash, CommitmentConfig::processed())?;
if blockhash_not_found && now.elapsed() >= confirm_transaction_initial_timeout {
break (signature, status);
}
} else {
break (signature, status);
}
if cfg!(not(test)) {
sleep(Duration::from_millis(500));
}
};
if let Some(result) = status {
if let Err(err) = result {
return Err(err.into());
}
} else {
return Err(RpcError::ForUser(
"unable to confirm transaction. \
This can happen in situations such as transaction expiration \
and insufficient fee-payer funds"
.to_string(),
)
.into());
}
let now = Instant::now();
loop {
// Return when specified commitment is reached
// Failed transactions have already been eliminated, `is_some` check is sufficient
if self
.get_signature_status_with_commitment(signature, commitment)?
.is_some()
{
progress_bar.set_message("Transaction confirmed");
progress_bar.finish_and_clear();
return Ok(());
}
progress_bar.set_message(format!(
"[{}/{}] Finalizing transaction {}",
min(confirmations + 1, desired_confirmations),
desired_confirmations,
signature,
));
sleep(Duration::from_millis(500));
confirmations = self
.get_num_blocks_since_signature_confirmation(signature)
.unwrap_or(confirmations);
if now.elapsed().as_secs() >= MAX_HASH_AGE_IN_SECONDS as u64 {
return Err(
RpcError::ForUser("transaction not finalized. \
This can happen when a transaction lands in an abandoned fork. \
Please retry.".to_string()).into(),
);
}
}
}
pub fn get_latest_blockhash(&self) -> ClientResult<Hash> {
let (blockhash, _) = self.get_latest_blockhash_with_commitment(self.commitment())?;
Ok(blockhash)
@ -4829,20 +4843,6 @@ impl RpcClient {
.into())
}
pub fn send<T>(&self, request: RpcRequest, params: Value) -> ClientResult<T>
where
T: serde::de::DeserializeOwned,
{
assert!(params.is_array() || params.is_null());
let response = self
.sender
.send(request, params)
.map_err(|err| err.into_with_request(request))?;
serde_json::from_value(response)
.map_err(|err| ClientError::new_with_request(err.into(), request))
}
pub fn get_transport_stats(&self) -> RpcTransportStats {
self.sender.get_transport_stats()
}