Remove legacy_stake program

programs/stake/src/legacy_stake_processor.rs

@@ -1,88 +0,0 @@
-use crate::{config, legacy_stake_state::StakeAccount, stake_instruction::StakeInstruction};
-use log::*;
-use solana_sdk::{
-    instruction::InstructionError,
-    keyed_account::{from_keyed_account, get_signers, next_keyed_account, KeyedAccount},
-    process_instruction::InvokeContext,
-    program_utils::limited_deserialize,
-    pubkey::Pubkey,
-    sysvar::{clock::Clock, rent::Rent, stake_history::StakeHistory},
-};
-
-pub fn process_instruction(
-    _program_id: &Pubkey,
-    keyed_accounts: &[KeyedAccount],
-    data: &[u8],
-    _invoke_context: &mut dyn InvokeContext,
-) -> Result<(), InstructionError> {
-    trace!("process_instruction: {:?}", data);
-    trace!("keyed_accounts: {:?}", keyed_accounts);
-
-    let signers = get_signers(keyed_accounts);
-
-    let keyed_accounts = &mut keyed_accounts.iter();
-    let me = &next_keyed_account(keyed_accounts)?;
-
-    match limited_deserialize(data)? {
-        StakeInstruction::Initialize(authorized, lockup) => me.initialize(
-            &authorized,
-            &lockup,
-            &from_keyed_account::<Rent>(next_keyed_account(keyed_accounts)?)?,
-        ),
-        StakeInstruction::Authorize(authorized_pubkey, stake_authorize) => {
-            me.authorize(&signers, &authorized_pubkey, stake_authorize)
-        }
-        StakeInstruction::AuthorizeWithSeed(args) => {
-            let authority_base = next_keyed_account(keyed_accounts)?;
-            me.authorize_with_seed(
-                &authority_base,
-                &args.authority_seed,
-                &args.authority_owner,
-                &args.new_authorized_pubkey,
-                args.stake_authorize,
-            )
-        }
-        StakeInstruction::DelegateStake => {
-            let vote = next_keyed_account(keyed_accounts)?;
-
-            me.delegate(
-                &vote,
-                &from_keyed_account::<Clock>(next_keyed_account(keyed_accounts)?)?,
-                &from_keyed_account::<StakeHistory>(next_keyed_account(keyed_accounts)?)?,
-                &config::from_keyed_account(next_keyed_account(keyed_accounts)?)?,
-                &signers,
-            )
-        }
-        StakeInstruction::Split(lamports) => {
-            let split_stake = &next_keyed_account(keyed_accounts)?;
-            me.split(lamports, split_stake, &signers)
-        }
-        StakeInstruction::Merge => {
-            let source_stake = &next_keyed_account(keyed_accounts)?;
-            me.merge(
-                source_stake,
-                &from_keyed_account::<Clock>(next_keyed_account(keyed_accounts)?)?,
-                &from_keyed_account::<StakeHistory>(next_keyed_account(keyed_accounts)?)?,
-                &signers,
-            )
-        }
-
-        StakeInstruction::Withdraw(lamports) => {
-            let to = &next_keyed_account(keyed_accounts)?;
-            me.withdraw(
-                lamports,
-                to,
-                &from_keyed_account::<Clock>(next_keyed_account(keyed_accounts)?)?,
-                &from_keyed_account::<StakeHistory>(next_keyed_account(keyed_accounts)?)?,
-                next_keyed_account(keyed_accounts)?,
-                keyed_accounts.next(),
-            )
-        }
-        StakeInstruction::Deactivate => me.deactivate(
-            &from_keyed_account::<Clock>(next_keyed_account(keyed_accounts)?)?,
-            &signers,
-        ),
-
-        StakeInstruction::SetLockup(lockup) => me.set_lockup(&lockup, &signers),
-    }
-}

programs/stake/src/lib.rs

@@ -2,8 +2,6 @@
 use solana_sdk::genesis_config::GenesisConfig;
 
 pub mod config;
-pub mod legacy_stake_processor;
-pub mod legacy_stake_state;
 pub mod stake_instruction;
 pub mod stake_state;
 

runtime/src/builtins.rs

@@ -60,14 +60,10 @@ fn genesis_builtins() -> Vec<Builtin> {
             solana_vote_program::id(),
             with_program_logging!(solana_vote_program::vote_instruction::process_instruction),
         ),
-        // Remove legacy_stake_processor and move stake_instruction::process_instruction back to
-        // genesis_builtins around the v1.6 timeframe
         Builtin::new(
             "stake_program",
             solana_stake_program::id(),
-            with_program_logging!(
-                solana_stake_program::legacy_stake_processor::process_instruction
-            ),
+            with_program_logging!(solana_stake_program::stake_instruction::process_instruction),
         ),
         Builtin::new(
             "config_program",
@@ -92,8 +88,7 @@ pub enum ActivationType {
 /// normal child Bank creation.
 /// https://github.com/solana-labs/solana/blob/84b139cc94b5be7c9e0c18c2ad91743231b85a0d/runtime/src/bank.rs#L1723
 fn feature_builtins() -> Vec<(Builtin, Pubkey, ActivationType)> {
-    vec![
-        (
+    vec![(
         Builtin::new(
             "secp256k1_program",
             solana_sdk::secp256k1_program::id(),
@@ -101,17 +96,7 @@ fn feature_builtins() -> Vec<(Builtin, Pubkey, ActivationType)> {
         ),
         feature_set::secp256k1_program_enabled::id(),
         ActivationType::NewProgram,
-        ),
-        (
-            Builtin::new(
-                "stake_program_v3",
-                solana_stake_program::id(),
-                solana_stake_program::stake_instruction::process_instruction,
-            ),
-            feature_set::stake_program_v3::id(),
-            ActivationType::NewVersion,
-        ),
-    ]
+    )]
 }
 
 pub(crate) fn get() -> Builtins {