blockworks-foundation
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solana
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Use Account::owner as loader for executable accounts

This commit is contained in:
Greg Fitzgerald 2019-02-14 10:57:54 -07:00
parent 3849b8ece4
commit 4a0009365e
7 changed files with 17 additions and 30 deletions
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4
programs/native/system/src/lib.rs
View File

@ -59,7 +59,6 @@ pub fn entrypoint(
keyed_accounts[to].account.owner = program_id;
keyed_accounts[to].account.userdata = vec![0; space as usize];
keyed_accounts[to].account.executable = false;
keyed_accounts[to].account.loader = Pubkey::default();
}
SystemInstruction::Assign { program_id } => {
if !system_program::check_id(&keyed_accounts[from].account.owner) {
@ -83,11 +82,10 @@ pub fn entrypoint(
}
SystemInstruction::Spawn => {
if !keyed_accounts[from].account.executable
|| keyed_accounts[from].account.loader != Pubkey::default()
|| keyed_accounts[from].account.owner != Pubkey::default()
{
Err(ProgramError::AccountNotFinalized)?;
}
keyed_accounts[from].account.loader = keyed_accounts[from].account.owner;
keyed_accounts[from].account.owner = *keyed_accounts[from].signer_key().unwrap();
}
}

6
sdk/src/account.rs
View File

@ -8,13 +8,10 @@ pub struct Account {
pub tokens: u64,
/// data held in this account
pub userdata: Vec<u8>,
/// the program that owns this account
/// the program that owns this account. If executable, the program that loads this account.
pub owner: Pubkey,
/// this account's userdata contains a loaded program (and is now read-only)
pub executable: bool,
/// the loader for this account
/// (Pubkey::default() if the account is not executable and thus was never 'loaded')
pub loader: Pubkey,
}
impl Account {
@ -25,7 +22,6 @@ impl Account {
userdata: vec![0u8; space],
owner,
executable: false,
loader: Pubkey::default(),
}
}
}

1
sdk/src/native_loader.rs
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@ -20,6 +20,5 @@ pub fn create_program_account(name: &str) -> Account {
owner: id(),
userdata: name.as_bytes().to_vec(),
executable: true,
loader: id(),
}
}

26
src/accounts.rs
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@ -192,7 +192,7 @@ impl AccountsDB {
return Err(BankError::AccountNotFound);
}
};
if !program.executable || program.loader == Pubkey::default() {
if !program.executable || program.owner == Pubkey::default() {
error_counters.account_not_found += 1;
return Err(BankError::AccountNotFound);
}
@ -200,7 +200,7 @@ impl AccountsDB {
// add loader to chain
accounts.insert(0, (program_id, program.clone()));
program_id = program.loader;
program_id = program.owner;
}
Ok(accounts)
}
@ -616,32 +616,32 @@ mod tests {
let mut account = Account::new(40, 1, Pubkey::default());
account.executable = true;
account.loader = native_loader::id();
account.owner = native_loader::id();
accounts.push((key1, account));
let mut account = Account::new(41, 1, Pubkey::default());
account.executable = true;
account.loader = key1;
account.owner = key1;
accounts.push((key2, account));
let mut account = Account::new(42, 1, Pubkey::default());
account.executable = true;
account.loader = key2;
account.owner = key2;
accounts.push((key3, account));
let mut account = Account::new(43, 1, Pubkey::default());
account.executable = true;
account.loader = key3;
account.owner = key3;
accounts.push((key4, account));
let mut account = Account::new(44, 1, Pubkey::default());
account.executable = true;
account.loader = key4;
account.owner = key4;
accounts.push((key5, account));
let mut account = Account::new(45, 1, Pubkey::default());
account.executable = true;
account.loader = key5;
account.owner = key5;
accounts.push((key6, account));
let instructions = vec![Instruction::new(0, &(), vec![0])];
@ -675,7 +675,7 @@ mod tests {
let mut account = Account::new(40, 1, Pubkey::default());
account.executable = true;
account.loader = Pubkey::default();
account.owner = Pubkey::default();
accounts.push((key1, account));
let instructions = vec![Instruction::new(0, &(), vec![0])];
@ -708,7 +708,7 @@ mod tests {
accounts.push((key0, account));
let mut account = Account::new(40, 1, Pubkey::default());
account.loader = native_loader::id();
account.owner = native_loader::id();
accounts.push((key1, account));
let instructions = vec![Instruction::new(0, &(), vec![0])];
@ -744,17 +744,17 @@ mod tests {
let mut account = Account::new(40, 1, Pubkey::default());
account.executable = true;
account.loader = native_loader::id();
account.owner = native_loader::id();
accounts.push((key1, account));
let mut account = Account::new(41, 1, Pubkey::default());
account.executable = true;
account.loader = key1;
account.owner = key1;
accounts.push((key2, account));
let mut account = Account::new(42, 1, Pubkey::default());
account.executable = true;
account.loader = key2;
account.owner = key2;
accounts.push((key3, account));
let instructions = vec![

1
src/bank.rs
View File

@ -191,7 +191,6 @@ impl Bank {
userdata: vec![0; vote_program::get_max_size() as usize],
owner: vote_program::id(),
executable: false,
loader: Pubkey::default(),
};
let mut vote_state = vote_program::VoteState::new(

3
src/rpc.rs
View File

@ -599,8 +599,7 @@ mod tests {
"owner": [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
"tokens": 20,
"userdata": [],
"executable": false,
"loader": [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
"executable": false
},
"id":1}
"#;

6
src/rpc_pubsub.rs
View File

@ -507,7 +507,6 @@ mod tests {
let contract_funds = Keypair::new();
let contract_state = Keypair::new();
let budget_program_id = budget_program::id();
let loader = Pubkey::default(); // TODO
let executable = false; // TODO
let bank = Bank::new(&genesis_block);
let arc_bank = Arc::new(bank);
@ -565,7 +564,6 @@ mod tests {
"tokens": 1,
"userdata": expected_userdata,
"executable": executable,
"loader": loader,
},
"subscription": 0,
@ -605,7 +603,6 @@ mod tests {
"tokens": 51,
"userdata": expected_userdata,
"executable": executable,
"loader": loader,
},
"subscription": 0,
}
@ -644,7 +641,6 @@ mod tests {
"tokens": 1,
"userdata": expected_userdata,
"executable": executable,
"loader": loader,
},
"subscription": 0,
}
@ -736,7 +732,7 @@ mod tests {
subscriptions.check_account(&alice.pubkey(), &account);
let string = transport_receiver.poll();
if let Async::Ready(Some(response)) = string.unwrap() {
let expected = format!(r#"{{"jsonrpc":"2.0","method":"accountNotification","params":{{"result":{{"executable":false,"loader":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"owner":[129,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"tokens":1,"userdata":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},"subscription":0}}}}"#);
let expected = format!(r#"{{"jsonrpc":"2.0","method":"accountNotification","params":{{"result":{{"executable":false,"owner":[129,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"tokens":1,"userdata":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}},"subscription":0}}}}"#);
assert_eq!(expected, response);
}