46 lines
1.6 KiB
Rust
46 lines
1.6 KiB
Rust
//! Durable transaction nonce helpers.
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pub mod blockhash_query;
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pub mod nonblocking;
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pub use crate::nonblocking::{
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account_identity_ok, data_from_account, data_from_state, state_from_account, Error,
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};
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use {
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solana_rpc_client::rpc_client::RpcClient,
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solana_sdk::{account::Account, commitment_config::CommitmentConfig, pubkey::Pubkey},
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};
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/// Get a nonce account from the network.
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///
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/// This is like [`RpcClient::get_account`] except:
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///
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/// - it returns this module's [`Error`] type,
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/// - it returns an error if any of the checks from [`account_identity_ok`] fail.
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pub fn get_account(rpc_client: &RpcClient, nonce_pubkey: &Pubkey) -> Result<Account, Error> {
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get_account_with_commitment(rpc_client, nonce_pubkey, CommitmentConfig::default())
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}
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/// Get a nonce account from the network.
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///
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/// This is like [`RpcClient::get_account_with_commitment`] except:
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///
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/// - it returns this module's [`Error`] type,
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/// - it returns an error if the account does not exist,
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/// - it returns an error if any of the checks from [`account_identity_ok`] fail.
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pub fn get_account_with_commitment(
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rpc_client: &RpcClient,
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nonce_pubkey: &Pubkey,
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commitment: CommitmentConfig,
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) -> Result<Account, Error> {
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rpc_client
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.get_account_with_commitment(nonce_pubkey, commitment)
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.map_err(|e| Error::Client(format!("{e}")))
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.and_then(|result| {
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result
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.value
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.ok_or_else(|| Error::Client(format!("AccountNotFound: pubkey={nonce_pubkey}")))
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})
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.and_then(|a| account_identity_ok(&a).map(|()| a))
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}
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