feat(nonce): adds system instruction to upgrade legacy nonce versions

solana-labs#25788
permanently disables durable transactions with legacy nonce versions
which are within chain blockhash domain.

This commit adds a new system instruction for a one-time idempotent
upgrade of legacy nonce accounts in order to bump them out of chain
blockhash domain.

cli/src/cli.rs

@@ -157,6 +157,10 @@ pub enum CliCommand {
         destination_account_pubkey: Pubkey,
         lamports: u64,
     },
+    UpgradeNonceAccount {
+        nonce_account: Pubkey,
+        memo: Option<String>,
+    },
     // Program Deployment
     Deploy {
         program_location: String,
@@ -633,6 +637,7 @@ pub fn parse_command(
         ("withdraw-from-nonce-account", Some(matches)) => {
             parse_withdraw_from_nonce_account(matches, default_signer, wallet_manager)
         }
+        ("upgrade-nonce-account", Some(matches)) => parse_upgrade_nonce_account(matches),
         // Program Deployment
         ("deploy", Some(matches)) => {
             let (address_signer, _address) = signer_of(matches, "address_signer", wallet_manager)?;
@@ -1019,6 +1024,11 @@ pub fn process_command(config: &CliConfig) -> ProcessResult {
             destination_account_pubkey,
             *lamports,
         ),
+        // Upgrade nonce account out of blockhash domain.
+        CliCommand::UpgradeNonceAccount {
+            nonce_account,
+            memo,
+        } => process_upgrade_nonce_account(&rpc_client, config, *nonce_account, memo.as_ref()),
 
         // Program Deployment
 

cli/src/nonce.rs

@@ -13,7 +13,7 @@ use {
     solana_clap_utils::{
         input_parsers::*,
         input_validators::*,
-        keypair::{DefaultSigner, SignerIndex},
+        keypair::{CliSigners, DefaultSigner, SignerIndex},
         memo::{memo_arg, MEMO_ARG},
         nonce::*,
     },
@@ -30,8 +30,8 @@ use {
         pubkey::Pubkey,
         system_instruction::{
             advance_nonce_account, authorize_nonce_account, create_nonce_account,
-            create_nonce_account_with_seed, instruction_to_nonce_error, withdraw_nonce_account,
-            NonceError, SystemError,
+            create_nonce_account_with_seed, instruction_to_nonce_error, upgrade_nonce_account,
+            withdraw_nonce_account, NonceError, SystemError,
         },
         system_program,
         transaction::{Transaction, TransactionError},
@@ -173,6 +173,19 @@ impl NonceSubCommands for App<'_, '_> {
                 .arg(nonce_authority_arg())
                 .arg(memo_arg()),
         )
+        .subcommand(
+            SubCommand::with_name("upgrade-nonce-account")
+                .about("One-time idempotent upgrade of legacy nonce versions \
+                        in order to bump them out of chain blockhash domain.")
+                .arg(
+                    pubkey!(Arg::with_name("nonce_account_pubkey")
+                        .index(1)
+                        .value_name("NONCE_ACCOUNT_ADDRESS")
+                        .required(true),
+                        "Nonce account to upgrade. "),
+                )
+                .arg(memo_arg()),
+        )
     }
 }
 
@@ -325,6 +338,21 @@ pub fn parse_withdraw_from_nonce_account(
     })
 }
 
+pub(crate) fn parse_upgrade_nonce_account(
+    matches: &ArgMatches<'_>,
+) -> Result<CliCommandInfo, CliError> {
+    let nonce_account = pubkey_of(matches, "nonce_account_pubkey").unwrap();
+    let memo = matches.value_of(MEMO_ARG.name).map(String::from);
+    Ok(CliCommandInfo {
+        command: CliCommand::UpgradeNonceAccount {
+            nonce_account,
+            memo,
+        },
+        // TODO: need signers.
+        signers: CliSigners::default(),
+    })
+}
+
 /// Check if a nonce account is initialized with the given authority and hash
 pub fn check_nonce_account(
     nonce_account: &Account,
@@ -656,6 +684,40 @@ pub fn process_withdraw_from_nonce_account(
     }
 }
 
+pub(crate) fn process_upgrade_nonce_account(
+    rpc_client: &RpcClient,
+    config: &CliConfig,
+    nonce_account: Pubkey,
+    memo: Option<&String>,
+) -> ProcessResult {
+    let latest_blockhash = rpc_client.get_latest_blockhash()?;
+    let ixs = vec![upgrade_nonce_account(nonce_account)].with_memo(memo);
+    // TODO what signers?
+    let message = Message::new(&ixs, Some(&config.signers[0].pubkey()));
+    let mut tx = Transaction::new_unsigned(message);
+    tx.try_sign(&config.signers, latest_blockhash)?;
+    check_account_for_fee_with_commitment(
+        rpc_client,
+        &config.signers[0].pubkey(),
+        &tx.message,
+        config.commitment,
+    )?;
+    let merge_errors =
+        get_feature_is_active(rpc_client, &merge_nonce_error_into_system_error::id())?;
+    let result = rpc_client.send_and_confirm_transaction_with_spinner(&tx);
+    if merge_errors {
+        log_instruction_custom_error::<SystemError>(result, config)
+    } else {
+        log_instruction_custom_error_ex::<NonceError, _>(result, config, |ix_error| {
+            if let InstructionError::Custom(_) = ix_error {
+                instruction_to_nonce_error(ix_error, merge_errors)
+            } else {
+                None
+            }
+        })
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use {

docs/src/developing/clients/javascript-api.md

@@ -238,6 +238,7 @@ pub enum SystemInstruction {
     /** 9 **/AllocateWithSeed {/**/},
     /** 10 **/AssignWithSeed {/**/},
     /** 11 **/TransferWithSeed {/**/},
+    /** 12 **/UpgradeNonceAccount,
 }
 ```
 

runtime/src/system_instruction_processor.rs

@@ -483,6 +483,25 @@ pub fn process_instruction(
                 instruction_context.try_borrow_instruction_account(transaction_context, 0)?;
             authorize_nonce_account(&mut me, &nonce_authority, &signers, invoke_context)
         }
+        SystemInstruction::UpgradeNonceAccount => {
+            let separate_nonce_from_blockhash = invoke_context
+                .feature_set
+                .is_active(&feature_set::separate_nonce_from_blockhash::id());
+            if !separate_nonce_from_blockhash {
+                return Err(InstructionError::InvalidInstructionData);
+            }
+            instruction_context.check_number_of_instruction_accounts(1)?;
+            let mut nonce_account =
+                instruction_context.try_borrow_instruction_account(transaction_context, 0)?;
+            if nonce_account.get_owner() != &system_program::id() {
+                return Err(InstructionError::InvalidAccountOwner);
+            }
+            let nonce_versions: nonce::state::Versions = nonce_account.get_state()?;
+            match nonce_versions.upgrade() {
+                None => Err(InstructionError::InvalidArgument),
+                Some(nonce_versions) => nonce_account.set_state(&nonce_versions),
+            }
+        }
         SystemInstruction::Allocate { space } => {
             instruction_context.check_number_of_instruction_accounts(1)?;
             let mut account = instruction_context
@@ -568,11 +587,18 @@ mod tests {
     use solana_sdk::{
         account::{self, Account, AccountSharedData, ReadableAccount},
         client::SyncClient,
+        fee_calculator::FeeCalculator,
         genesis_config::create_genesis_config,
         hash::{hash, Hash},
         instruction::{AccountMeta, Instruction, InstructionError},
         message::Message,
-        nonce, nonce_account, recent_blockhashes_account,
+        nonce::{
+            self,
+            state::{
+                Data as NonceData, DurableNonce, State as NonceState, Versions as NonceVersions,
+            },
+        },
+        nonce_account, recent_blockhashes_account,
         signature::{Keypair, Signer},
         system_instruction, system_program,
         sysvar::{self, recent_blockhashes::IterItem, rent::Rent},
@@ -2202,4 +2228,142 @@ mod tests {
             },
         );
     }
+
+    #[test]
+    fn test_nonce_account_upgrade_check_owner() {
+        let nonce_address = Pubkey::new_unique();
+        let versions = NonceVersions::Legacy(Box::new(NonceState::Uninitialized));
+        let nonce_account = AccountSharedData::new_data(
+            1_000_000,             // lamports
+            &versions,             // state
+            &Pubkey::new_unique(), // owner
+        )
+        .unwrap();
+        let accounts = process_instruction(
+            &serialize(&SystemInstruction::UpgradeNonceAccount).unwrap(),
+            vec![(nonce_address, nonce_account.clone())],
+            vec![AccountMeta {
+                pubkey: nonce_address,
+                is_signer: false,
+                is_writable: false,
+            }],
+            Err(InstructionError::InvalidAccountOwner),
+            super::process_instruction,
+        );
+        assert_eq!(accounts.len(), 1);
+        assert_eq!(accounts[0], nonce_account);
+    }
+
+    #[test]
+    fn test_nonce_account_upgrade() {
+        let nonce_address = Pubkey::new_unique();
+        let versions = NonceVersions::Legacy(Box::new(NonceState::Uninitialized));
+        let nonce_account = AccountSharedData::new_data(
+            1_000_000,             // lamports
+            &versions,             // state
+            &system_program::id(), // owner
+        )
+        .unwrap();
+        assert_eq!(
+            nonce_account.deserialize_data::<NonceVersions>().unwrap(),
+            NonceVersions::Legacy(Box::new(NonceState::Uninitialized))
+        );
+        let mut accounts = process_instruction(
+            &serialize(&SystemInstruction::UpgradeNonceAccount).unwrap(),
+            vec![(nonce_address, nonce_account)],
+            vec![AccountMeta {
+                pubkey: nonce_address,
+                is_signer: false,
+                is_writable: false,
+            }],
+            Ok(()),
+            super::process_instruction,
+        );
+        assert_eq!(accounts.len(), 1);
+        let nonce_account = accounts.remove(0);
+        let upgraded_nonce_account = NonceVersions::Current(Box::new(NonceState::Uninitialized));
+        assert_eq!(
+            nonce_account.deserialize_data::<NonceVersions>().unwrap(),
+            upgraded_nonce_account
+        );
+        let accounts = process_instruction(
+            &serialize(&SystemInstruction::UpgradeNonceAccount).unwrap(),
+            vec![(nonce_address, nonce_account)],
+            vec![AccountMeta {
+                pubkey: nonce_address,
+                is_signer: false,
+                is_writable: false,
+            }],
+            Err(InstructionError::InvalidArgument),
+            super::process_instruction,
+        );
+        assert_eq!(accounts.len(), 1);
+        assert_eq!(
+            accounts[0].deserialize_data::<NonceVersions>().unwrap(),
+            upgraded_nonce_account
+        );
+        let blockhash = Hash::from([171; 32]);
+        let durable_nonce =
+            DurableNonce::from_blockhash(&blockhash, /*separate_domains:*/ false);
+        let data = NonceData {
+            authority: Pubkey::new_unique(),
+            durable_nonce,
+            fee_calculator: FeeCalculator {
+                lamports_per_signature: 2718,
+            },
+        };
+        let versions = NonceVersions::Legacy(Box::new(NonceState::Initialized(data.clone())));
+        let nonce_account = AccountSharedData::new_data(
+            1_000_000,             // lamports
+            &versions,             // state
+            &system_program::id(), // owner
+        )
+        .unwrap();
+        assert_eq!(
+            nonce_account.deserialize_data::<NonceVersions>().unwrap(),
+            NonceVersions::Legacy(Box::new(NonceState::Initialized(data.clone())))
+        );
+        let mut accounts = process_instruction(
+            &serialize(&SystemInstruction::UpgradeNonceAccount).unwrap(),
+            vec![(nonce_address, nonce_account)],
+            vec![AccountMeta {
+                pubkey: nonce_address,
+                is_signer: false,
+                is_writable: false,
+            }],
+            Ok(()),
+            super::process_instruction,
+        );
+        assert_eq!(accounts.len(), 1);
+        let nonce_account = accounts.remove(0);
+        let durable_nonce =
+            DurableNonce::from_blockhash(&blockhash, /*separate_domains:*/ true);
+        assert_ne!(data.durable_nonce, durable_nonce);
+        let data = NonceData {
+            durable_nonce,
+            ..data
+        };
+        let upgraded_nonce_account =
+            NonceVersions::Current(Box::new(NonceState::Initialized(data)));
+        assert_eq!(
+            nonce_account.deserialize_data::<NonceVersions>().unwrap(),
+            upgraded_nonce_account
+        );
+        let accounts = process_instruction(
+            &serialize(&SystemInstruction::UpgradeNonceAccount).unwrap(),
+            vec![(nonce_address, nonce_account)],
+            vec![AccountMeta {
+                pubkey: nonce_address,
+                is_signer: false,
+                is_writable: false,
+            }],
+            Err(InstructionError::InvalidArgument),
+            super::process_instruction,
+        );
+        assert_eq!(accounts.len(), 1);
+        assert_eq!(
+            accounts[0].deserialize_data::<NonceVersions>().unwrap(),
+            upgraded_nonce_account
+        );
+    }
 }

sdk/program/src/nonce/state/mod.rs

@@ -57,6 +57,25 @@ impl Versions {
             State::Initialized(ref data) => hash == &data.blockhash(),
         }
     }
+
+    // Upgrades legacy nonces out of chain blockhash domains.
+    pub fn upgrade(self) -> Option<Self> {
+        match self {
+            Self::Legacy(mut state) => {
+                match *state {
+                    State::Uninitialized => (),
+                    State::Initialized(ref mut data) => {
+                        data.durable_nonce = DurableNonce::from_blockhash(
+                            &data.blockhash(),
+                            true, // separate_domains
+                        );
+                    }
+                }
+                Some(Self::Current(state))
+            }
+            Self::Current(_) => None,
+        }
+    }
 }
 
 impl From<Versions> for State {
@@ -123,4 +142,38 @@ mod tests {
             assert!(versions.verify_recent_blockhash(durable_nonce.as_hash(), separate_domains));
         }
     }
+
+    #[test]
+    fn test_nonce_versions_upgrade() {
+        // Uninitialized
+        let versions = Versions::Legacy(Box::new(State::Uninitialized));
+        let versions = versions.upgrade().unwrap();
+        assert_eq!(versions, Versions::Current(Box::new(State::Uninitialized)));
+        assert_eq!(versions.upgrade(), None);
+        // Initialized
+        let blockhash = Hash::from([171; 32]);
+        let durable_nonce =
+            DurableNonce::from_blockhash(&blockhash, /*separate_domains:*/ false);
+        let data = Data {
+            authority: Pubkey::new_unique(),
+            durable_nonce,
+            fee_calculator: FeeCalculator {
+                lamports_per_signature: 2718,
+            },
+        };
+        let versions = Versions::Legacy(Box::new(State::Initialized(data.clone())));
+        let durable_nonce =
+            DurableNonce::from_blockhash(&blockhash, /*separate_domains:*/ true);
+        assert_ne!(data.durable_nonce, durable_nonce);
+        let data = Data {
+            durable_nonce,
+            ..data
+        };
+        let versions = versions.upgrade().unwrap();
+        assert_eq!(
+            versions,
+            Versions::Current(Box::new(State::Initialized(data)))
+        );
+        assert_eq!(versions.upgrade(), None);
+    }
 }