solana/sdk/program/src/vote/instruction.rs

481 lines
15 KiB
Rust

//! Vote program instructions
use {
crate::{
clock::Slot,
hash::Hash,
instruction::{AccountMeta, Instruction},
pubkey::Pubkey,
system_instruction, sysvar,
vote::{
program::id,
state::{
serde_compact_vote_state_update, Vote, VoteAuthorize,
VoteAuthorizeCheckedWithSeedArgs, VoteAuthorizeWithSeedArgs, VoteInit, VoteState,
VoteStateUpdate,
},
},
},
serde_derive::{Deserialize, Serialize},
};
#[derive(Serialize, Deserialize, Debug, PartialEq, Eq, Clone)]
pub enum VoteInstruction {
/// Initialize a vote account
///
/// # Account references
/// 0. `[WRITE]` Uninitialized vote account
/// 1. `[]` Rent sysvar
/// 2. `[]` Clock sysvar
/// 3. `[SIGNER]` New validator identity (node_pubkey)
InitializeAccount(VoteInit),
/// Authorize a key to send votes or issue a withdrawal
///
/// # Account references
/// 0. `[WRITE]` Vote account to be updated with the Pubkey for authorization
/// 1. `[]` Clock sysvar
/// 2. `[SIGNER]` Vote or withdraw authority
Authorize(Pubkey, VoteAuthorize),
/// A Vote instruction with recent votes
///
/// # Account references
/// 0. `[WRITE]` Vote account to vote with
/// 1. `[]` Slot hashes sysvar
/// 2. `[]` Clock sysvar
/// 3. `[SIGNER]` Vote authority
Vote(Vote),
/// Withdraw some amount of funds
///
/// # Account references
/// 0. `[WRITE]` Vote account to withdraw from
/// 1. `[WRITE]` Recipient account
/// 2. `[SIGNER]` Withdraw authority
Withdraw(u64),
/// Update the vote account's validator identity (node_pubkey)
///
/// # Account references
/// 0. `[WRITE]` Vote account to be updated with the given authority public key
/// 1. `[SIGNER]` New validator identity (node_pubkey)
/// 2. `[SIGNER]` Withdraw authority
UpdateValidatorIdentity,
/// Update the commission for the vote account
///
/// # Account references
/// 0. `[WRITE]` Vote account to be updated
/// 1. `[SIGNER]` Withdraw authority
UpdateCommission(u8),
/// A Vote instruction with recent votes
///
/// # Account references
/// 0. `[WRITE]` Vote account to vote with
/// 1. `[]` Slot hashes sysvar
/// 2. `[]` Clock sysvar
/// 3. `[SIGNER]` Vote authority
VoteSwitch(Vote, Hash),
/// Authorize a key to send votes or issue a withdrawal
///
/// This instruction behaves like `Authorize` with the additional requirement that the new vote
/// or withdraw authority must also be a signer.
///
/// # Account references
/// 0. `[WRITE]` Vote account to be updated with the Pubkey for authorization
/// 1. `[]` Clock sysvar
/// 2. `[SIGNER]` Vote or withdraw authority
/// 3. `[SIGNER]` New vote or withdraw authority
AuthorizeChecked(VoteAuthorize),
/// Update the onchain vote state for the signer.
///
/// # Account references
/// 0. `[Write]` Vote account to vote with
/// 1. `[SIGNER]` Vote authority
UpdateVoteState(VoteStateUpdate),
/// Update the onchain vote state for the signer along with a switching proof.
///
/// # Account references
/// 0. `[Write]` Vote account to vote with
/// 1. `[SIGNER]` Vote authority
UpdateVoteStateSwitch(VoteStateUpdate, Hash),
/// Given that the current Voter or Withdrawer authority is a derived key,
/// this instruction allows someone who can sign for that derived key's
/// base key to authorize a new Voter or Withdrawer for a vote account.
///
/// # Account references
/// 0. `[Write]` Vote account to be updated
/// 1. `[]` Clock sysvar
/// 2. `[SIGNER]` Base key of current Voter or Withdrawer authority's derived key
AuthorizeWithSeed(VoteAuthorizeWithSeedArgs),
/// Given that the current Voter or Withdrawer authority is a derived key,
/// this instruction allows someone who can sign for that derived key's
/// base key to authorize a new Voter or Withdrawer for a vote account.
///
/// This instruction behaves like `AuthorizeWithSeed` with the additional requirement
/// that the new vote or withdraw authority must also be a signer.
///
/// # Account references
/// 0. `[Write]` Vote account to be updated
/// 1. `[]` Clock sysvar
/// 2. `[SIGNER]` Base key of current Voter or Withdrawer authority's derived key
/// 3. `[SIGNER]` New vote or withdraw authority
AuthorizeCheckedWithSeed(VoteAuthorizeCheckedWithSeedArgs),
/// Update the onchain vote state for the signer.
///
/// # Account references
/// 0. `[Write]` Vote account to vote with
/// 1. `[SIGNER]` Vote authority
#[serde(with = "serde_compact_vote_state_update")]
CompactUpdateVoteState(VoteStateUpdate),
/// Update the onchain vote state for the signer along with a switching proof.
///
/// # Account references
/// 0. `[Write]` Vote account to vote with
/// 1. `[SIGNER]` Vote authority
CompactUpdateVoteStateSwitch(
#[serde(with = "serde_compact_vote_state_update")] VoteStateUpdate,
Hash,
),
}
impl VoteInstruction {
pub fn is_simple_vote(&self) -> bool {
matches!(
self,
Self::Vote(_)
| Self::VoteSwitch(_, _)
| Self::UpdateVoteState(_)
| Self::UpdateVoteStateSwitch(_, _)
| Self::CompactUpdateVoteState(_)
| Self::CompactUpdateVoteStateSwitch(_, _),
)
}
pub fn is_single_vote_state_update(&self) -> bool {
matches!(
self,
Self::UpdateVoteState(_)
| Self::UpdateVoteStateSwitch(_, _)
| Self::CompactUpdateVoteState(_)
| Self::CompactUpdateVoteStateSwitch(_, _),
)
}
/// Only to be used on vote instructions (guard with is_simple_vote), panics otherwise
pub fn last_voted_slot(&self) -> Option<Slot> {
assert!(self.is_simple_vote());
match self {
Self::Vote(v) | Self::VoteSwitch(v, _) => v.last_voted_slot(),
Self::UpdateVoteState(vote_state_update)
| Self::UpdateVoteStateSwitch(vote_state_update, _)
| Self::CompactUpdateVoteState(vote_state_update)
| Self::CompactUpdateVoteStateSwitch(vote_state_update, _) => {
vote_state_update.last_voted_slot()
}
_ => panic!("Tried to get slot on non simple vote instruction"),
}
}
}
fn initialize_account(vote_pubkey: &Pubkey, vote_init: &VoteInit) -> Instruction {
let account_metas = vec![
AccountMeta::new(*vote_pubkey, false),
AccountMeta::new_readonly(sysvar::rent::id(), false),
AccountMeta::new_readonly(sysvar::clock::id(), false),
AccountMeta::new_readonly(vote_init.node_pubkey, true),
];
Instruction::new_with_bincode(
id(),
&VoteInstruction::InitializeAccount(*vote_init),
account_metas,
)
}
pub fn create_account(
from_pubkey: &Pubkey,
vote_pubkey: &Pubkey,
vote_init: &VoteInit,
lamports: u64,
) -> Vec<Instruction> {
let space = VoteState::size_of() as u64;
let create_ix =
system_instruction::create_account(from_pubkey, vote_pubkey, lamports, space, &id());
let init_ix = initialize_account(vote_pubkey, vote_init);
vec![create_ix, init_ix]
}
pub fn create_account_with_seed(
from_pubkey: &Pubkey,
vote_pubkey: &Pubkey,
base: &Pubkey,
seed: &str,
vote_init: &VoteInit,
lamports: u64,
) -> Vec<Instruction> {
let space = VoteState::size_of() as u64;
let create_ix = system_instruction::create_account_with_seed(
from_pubkey,
vote_pubkey,
base,
seed,
lamports,
space,
&id(),
);
let init_ix = initialize_account(vote_pubkey, vote_init);
vec![create_ix, init_ix]
}
pub fn authorize(
vote_pubkey: &Pubkey,
authorized_pubkey: &Pubkey, // currently authorized
new_authorized_pubkey: &Pubkey,
vote_authorize: VoteAuthorize,
) -> Instruction {
let account_metas = vec![
AccountMeta::new(*vote_pubkey, false),
AccountMeta::new_readonly(sysvar::clock::id(), false),
AccountMeta::new_readonly(*authorized_pubkey, true),
];
Instruction::new_with_bincode(
id(),
&VoteInstruction::Authorize(*new_authorized_pubkey, vote_authorize),
account_metas,
)
}
pub fn authorize_checked(
vote_pubkey: &Pubkey,
authorized_pubkey: &Pubkey, // currently authorized
new_authorized_pubkey: &Pubkey,
vote_authorize: VoteAuthorize,
) -> Instruction {
let account_metas = vec![
AccountMeta::new(*vote_pubkey, false),
AccountMeta::new_readonly(sysvar::clock::id(), false),
AccountMeta::new_readonly(*authorized_pubkey, true),
AccountMeta::new_readonly(*new_authorized_pubkey, true),
];
Instruction::new_with_bincode(
id(),
&VoteInstruction::AuthorizeChecked(vote_authorize),
account_metas,
)
}
pub fn authorize_with_seed(
vote_pubkey: &Pubkey,
current_authority_base_key: &Pubkey,
current_authority_derived_key_owner: &Pubkey,
current_authority_derived_key_seed: &str,
new_authority: &Pubkey,
authorization_type: VoteAuthorize,
) -> Instruction {
let account_metas = vec![
AccountMeta::new(*vote_pubkey, false),
AccountMeta::new_readonly(sysvar::clock::id(), false),
AccountMeta::new_readonly(*current_authority_base_key, true),
];
Instruction::new_with_bincode(
id(),
&VoteInstruction::AuthorizeWithSeed(VoteAuthorizeWithSeedArgs {
authorization_type,
current_authority_derived_key_owner: *current_authority_derived_key_owner,
current_authority_derived_key_seed: current_authority_derived_key_seed.to_string(),
new_authority: *new_authority,
}),
account_metas,
)
}
pub fn authorize_checked_with_seed(
vote_pubkey: &Pubkey,
current_authority_base_key: &Pubkey,
current_authority_derived_key_owner: &Pubkey,
current_authority_derived_key_seed: &str,
new_authority: &Pubkey,
authorization_type: VoteAuthorize,
) -> Instruction {
let account_metas = vec![
AccountMeta::new(*vote_pubkey, false),
AccountMeta::new_readonly(sysvar::clock::id(), false),
AccountMeta::new_readonly(*current_authority_base_key, true),
AccountMeta::new_readonly(*new_authority, true),
];
Instruction::new_with_bincode(
id(),
&VoteInstruction::AuthorizeCheckedWithSeed(VoteAuthorizeCheckedWithSeedArgs {
authorization_type,
current_authority_derived_key_owner: *current_authority_derived_key_owner,
current_authority_derived_key_seed: current_authority_derived_key_seed.to_string(),
}),
account_metas,
)
}
pub fn update_validator_identity(
vote_pubkey: &Pubkey,
authorized_withdrawer_pubkey: &Pubkey,
node_pubkey: &Pubkey,
) -> Instruction {
let account_metas = vec![
AccountMeta::new(*vote_pubkey, false),
AccountMeta::new_readonly(*node_pubkey, true),
AccountMeta::new_readonly(*authorized_withdrawer_pubkey, true),
];
Instruction::new_with_bincode(
id(),
&VoteInstruction::UpdateValidatorIdentity,
account_metas,
)
}
pub fn update_commission(
vote_pubkey: &Pubkey,
authorized_withdrawer_pubkey: &Pubkey,
commission: u8,
) -> Instruction {
let account_metas = vec![
AccountMeta::new(*vote_pubkey, false),
AccountMeta::new_readonly(*authorized_withdrawer_pubkey, true),
];
Instruction::new_with_bincode(
id(),
&VoteInstruction::UpdateCommission(commission),
account_metas,
)
}
pub fn vote(vote_pubkey: &Pubkey, authorized_voter_pubkey: &Pubkey, vote: Vote) -> Instruction {
let account_metas = vec![
AccountMeta::new(*vote_pubkey, false),
AccountMeta::new_readonly(sysvar::slot_hashes::id(), false),
AccountMeta::new_readonly(sysvar::clock::id(), false),
AccountMeta::new_readonly(*authorized_voter_pubkey, true),
];
Instruction::new_with_bincode(id(), &VoteInstruction::Vote(vote), account_metas)
}
pub fn vote_switch(
vote_pubkey: &Pubkey,
authorized_voter_pubkey: &Pubkey,
vote: Vote,
proof_hash: Hash,
) -> Instruction {
let account_metas = vec![
AccountMeta::new(*vote_pubkey, false),
AccountMeta::new_readonly(sysvar::slot_hashes::id(), false),
AccountMeta::new_readonly(sysvar::clock::id(), false),
AccountMeta::new_readonly(*authorized_voter_pubkey, true),
];
Instruction::new_with_bincode(
id(),
&VoteInstruction::VoteSwitch(vote, proof_hash),
account_metas,
)
}
pub fn update_vote_state(
vote_pubkey: &Pubkey,
authorized_voter_pubkey: &Pubkey,
vote_state_update: VoteStateUpdate,
) -> Instruction {
let account_metas = vec![
AccountMeta::new(*vote_pubkey, false),
AccountMeta::new_readonly(*authorized_voter_pubkey, true),
];
Instruction::new_with_bincode(
id(),
&VoteInstruction::UpdateVoteState(vote_state_update),
account_metas,
)
}
pub fn update_vote_state_switch(
vote_pubkey: &Pubkey,
authorized_voter_pubkey: &Pubkey,
vote_state_update: VoteStateUpdate,
proof_hash: Hash,
) -> Instruction {
let account_metas = vec![
AccountMeta::new(*vote_pubkey, false),
AccountMeta::new_readonly(*authorized_voter_pubkey, true),
];
Instruction::new_with_bincode(
id(),
&VoteInstruction::UpdateVoteStateSwitch(vote_state_update, proof_hash),
account_metas,
)
}
pub fn compact_update_vote_state(
vote_pubkey: &Pubkey,
authorized_voter_pubkey: &Pubkey,
vote_state_update: VoteStateUpdate,
) -> Instruction {
let account_metas = vec![
AccountMeta::new(*vote_pubkey, false),
AccountMeta::new_readonly(*authorized_voter_pubkey, true),
];
Instruction::new_with_bincode(
id(),
&VoteInstruction::CompactUpdateVoteState(vote_state_update),
account_metas,
)
}
pub fn compact_update_vote_state_switch(
vote_pubkey: &Pubkey,
authorized_voter_pubkey: &Pubkey,
vote_state_update: VoteStateUpdate,
proof_hash: Hash,
) -> Instruction {
let account_metas = vec![
AccountMeta::new(*vote_pubkey, false),
AccountMeta::new_readonly(*authorized_voter_pubkey, true),
];
Instruction::new_with_bincode(
id(),
&VoteInstruction::CompactUpdateVoteStateSwitch(vote_state_update, proof_hash),
account_metas,
)
}
pub fn withdraw(
vote_pubkey: &Pubkey,
authorized_withdrawer_pubkey: &Pubkey,
lamports: u64,
to_pubkey: &Pubkey,
) -> Instruction {
let account_metas = vec![
AccountMeta::new(*vote_pubkey, false),
AccountMeta::new(*to_pubkey, false),
AccountMeta::new_readonly(*authorized_withdrawer_pubkey, true),
];
Instruction::new_with_bincode(id(), &VoteInstruction::Withdraw(lamports), account_metas)
}