solana/core/src/local_cluster.rs

617 lines
21 KiB
Rust

use crate::blocktree::create_new_tmp_ledger;
use crate::cluster::Cluster;
use crate::cluster_info::{Node, FULLNODE_PORT_RANGE};
use crate::contact_info::ContactInfo;
use crate::genesis_utils::{create_genesis_block_with_leader, GenesisBlockInfo};
use crate::gossip_service::discover_cluster;
use crate::replicator::Replicator;
use crate::service::Service;
use crate::validator::{Validator, ValidatorConfig};
use solana_client::thin_client::create_client;
use solana_client::thin_client::ThinClient;
use solana_sdk::client::SyncClient;
use solana_sdk::genesis_block::GenesisBlock;
use solana_sdk::message::Message;
use solana_sdk::poh_config::PohConfig;
use solana_sdk::pubkey::Pubkey;
use solana_sdk::signature::{Keypair, KeypairUtil};
use solana_sdk::system_transaction;
use solana_sdk::timing::DEFAULT_TICKS_PER_SLOT;
use solana_sdk::timing::{DEFAULT_SLOTS_PER_EPOCH, DEFAULT_SLOTS_PER_SEGMENT};
use solana_sdk::transaction::Transaction;
use solana_stake_api::stake_instruction;
use solana_storage_api::storage_contract;
use solana_storage_api::storage_instruction;
use solana_vote_api::vote_instruction;
use solana_vote_api::vote_state::VoteState;
use std::collections::HashMap;
use std::fs::remove_dir_all;
use std::io::{Error, ErrorKind, Result};
use std::sync::Arc;
pub struct ValidatorInfo {
pub keypair: Arc<Keypair>,
pub voting_keypair: Arc<Keypair>,
pub storage_keypair: Arc<Keypair>,
pub ledger_path: String,
pub contact_info: ContactInfo,
}
pub struct ReplicatorInfo {
pub replicator_storage_pubkey: Pubkey,
pub ledger_path: String,
}
impl ReplicatorInfo {
fn new(storage_pubkey: Pubkey, ledger_path: String) -> Self {
Self {
replicator_storage_pubkey: storage_pubkey,
ledger_path,
}
}
}
pub struct ClusterValidatorInfo {
pub info: ValidatorInfo,
pub config: ValidatorConfig,
}
impl ClusterValidatorInfo {
pub fn new(validator_info: ValidatorInfo, config: ValidatorConfig) -> Self {
Self {
info: validator_info,
config,
}
}
}
#[derive(Clone, Debug)]
pub struct ClusterConfig {
/// The fullnode config that should be applied to every node in the cluster
pub validator_configs: Vec<ValidatorConfig>,
/// Number of replicators in the cluster
/// Note- replicators will timeout if ticks_per_slot is much larger than the default 8
pub num_replicators: usize,
/// Number of nodes that are unstaked and not voting (a.k.a listening)
pub num_listeners: u64,
/// The stakes of each node
pub node_stakes: Vec<u64>,
/// The total lamports available to the cluster
pub cluster_lamports: u64,
pub ticks_per_slot: u64,
pub slots_per_epoch: u64,
pub slots_per_segment: u64,
pub stakers_slot_offset: u64,
pub native_instruction_processors: Vec<(String, Pubkey)>,
pub poh_config: PohConfig,
}
impl Default for ClusterConfig {
fn default() -> Self {
ClusterConfig {
validator_configs: vec![],
num_replicators: 0,
num_listeners: 0,
node_stakes: vec![],
cluster_lamports: 0,
ticks_per_slot: DEFAULT_TICKS_PER_SLOT,
slots_per_epoch: DEFAULT_SLOTS_PER_EPOCH,
slots_per_segment: DEFAULT_SLOTS_PER_SEGMENT,
stakers_slot_offset: DEFAULT_SLOTS_PER_EPOCH,
native_instruction_processors: vec![],
poh_config: PohConfig::default(),
}
}
}
pub struct LocalCluster {
/// Keypair with funding to participate in the network
pub funding_keypair: Keypair,
/// Entry point from which the rest of the network can be discovered
pub entry_point_info: ContactInfo,
pub fullnode_infos: HashMap<Pubkey, ClusterValidatorInfo>,
pub listener_infos: HashMap<Pubkey, ClusterValidatorInfo>,
fullnodes: HashMap<Pubkey, Validator>,
pub genesis_block: GenesisBlock,
replicators: Vec<Replicator>,
pub replicator_infos: HashMap<Pubkey, ReplicatorInfo>,
}
impl LocalCluster {
pub fn new_with_equal_stakes(
num_nodes: usize,
cluster_lamports: u64,
lamports_per_node: u64,
) -> Self {
let stakes: Vec<_> = (0..num_nodes).map(|_| lamports_per_node).collect();
let config = ClusterConfig {
node_stakes: stakes,
cluster_lamports,
validator_configs: vec![ValidatorConfig::default(); num_nodes],
..ClusterConfig::default()
};
Self::new(&config)
}
pub fn new(config: &ClusterConfig) -> Self {
assert_eq!(config.validator_configs.len(), config.node_stakes.len());
let leader_keypair = Arc::new(Keypair::new());
let leader_pubkey = leader_keypair.pubkey();
let leader_node = Node::new_localhost_with_pubkey(&leader_keypair.pubkey());
let GenesisBlockInfo {
mut genesis_block,
mint_keypair,
voting_keypair,
} = create_genesis_block_with_leader(
config.cluster_lamports,
&leader_pubkey,
config.node_stakes[0],
);
genesis_block.ticks_per_slot = config.ticks_per_slot;
genesis_block.slots_per_epoch = config.slots_per_epoch;
genesis_block.slots_per_segment = config.slots_per_segment;
genesis_block.stakers_slot_offset = config.stakers_slot_offset;
genesis_block.poh_config = config.poh_config.clone();
genesis_block
.native_instruction_processors
.extend_from_slice(&config.native_instruction_processors);
let storage_keypair = Keypair::new();
genesis_block.accounts.push((
storage_keypair.pubkey(),
storage_contract::create_validator_storage_account(leader_pubkey, 1),
));
genesis_block
.native_instruction_processors
.push(solana_storage_program!());
let (leader_ledger_path, _blockhash) = create_new_tmp_ledger!(&genesis_block);
let leader_contact_info = leader_node.info.clone();
let leader_storage_keypair = Arc::new(storage_keypair);
let leader_voting_keypair = Arc::new(voting_keypair);
let leader_server = Validator::new(
leader_node,
&leader_keypair,
&leader_ledger_path,
&leader_voting_keypair.pubkey(),
&leader_voting_keypair,
&leader_storage_keypair,
None,
true,
&config.validator_configs[0],
);
let mut fullnodes = HashMap::new();
let mut fullnode_infos = HashMap::new();
fullnodes.insert(leader_pubkey, leader_server);
let leader_info = ValidatorInfo {
keypair: leader_keypair,
voting_keypair: leader_voting_keypair,
storage_keypair: leader_storage_keypair,
ledger_path: leader_ledger_path,
contact_info: leader_contact_info.clone(),
};
let cluster_leader =
ClusterValidatorInfo::new(leader_info, config.validator_configs[0].clone());
fullnode_infos.insert(leader_pubkey, cluster_leader);
let mut cluster = Self {
funding_keypair: mint_keypair,
entry_point_info: leader_contact_info,
fullnodes,
replicators: vec![],
genesis_block,
fullnode_infos,
replicator_infos: HashMap::new(),
listener_infos: HashMap::new(),
};
for (stake, validator_config) in (&config.node_stakes[1..])
.iter()
.zip((&config.validator_configs[1..]).iter())
{
cluster.add_validator(validator_config, *stake);
}
let listener_config = ValidatorConfig {
voting_disabled: true,
..config.validator_configs[0].clone()
};
(0..config.num_listeners).for_each(|_| cluster.add_validator(&listener_config, 0));
discover_cluster(
&cluster.entry_point_info.gossip,
config.node_stakes.len() + config.num_listeners as usize,
)
.unwrap();
for _ in 0..config.num_replicators {
cluster.add_replicator();
}
discover_cluster(
&cluster.entry_point_info.gossip,
config.node_stakes.len() + config.num_replicators as usize,
)
.unwrap();
cluster
}
pub fn exit(&self) {
for node in self.fullnodes.values() {
node.exit();
}
}
pub fn close_preserve_ledgers(&mut self) {
self.exit();
for (_, node) in self.fullnodes.drain() {
node.join().unwrap();
}
while let Some(replicator) = self.replicators.pop() {
replicator.close();
}
}
pub fn add_validator(&mut self, validator_config: &ValidatorConfig, stake: u64) {
let client = create_client(
self.entry_point_info.client_facing_addr(),
FULLNODE_PORT_RANGE,
);
// Must have enough tokens to fund vote account and set delegate
let validator_keypair = Arc::new(Keypair::new());
let voting_keypair = Keypair::new();
let storage_keypair = Arc::new(Keypair::new());
let validator_pubkey = validator_keypair.pubkey();
let validator_node = Node::new_localhost_with_pubkey(&validator_keypair.pubkey());
let contact_info = validator_node.info.clone();
let (ledger_path, _blockhash) = create_new_tmp_ledger!(&self.genesis_block);
if validator_config.voting_disabled {
// setup as a listener
info!("listener {} ", validator_pubkey,);
} else {
// Give the validator some lamports to setup vote and storage accounts
let validator_balance = Self::transfer_with_client(
&client,
&self.funding_keypair,
&validator_pubkey,
stake * 2 + 2,
);
info!(
"validator {} balance {}",
validator_pubkey, validator_balance
);
Self::setup_vote_and_stake_accounts(
&client,
&voting_keypair,
&validator_keypair,
stake,
)
.unwrap();
Self::setup_storage_account(&client, &storage_keypair, &validator_keypair, false)
.unwrap();
}
let voting_keypair = Arc::new(voting_keypair);
let validator_server = Validator::new(
validator_node,
&validator_keypair,
&ledger_path,
&voting_keypair.pubkey(),
&voting_keypair,
&storage_keypair,
Some(&self.entry_point_info),
true,
&validator_config,
);
self.fullnodes
.insert(validator_keypair.pubkey(), validator_server);
let validator_pubkey = validator_keypair.pubkey();
let validator_info = ClusterValidatorInfo::new(
ValidatorInfo {
keypair: validator_keypair,
voting_keypair,
storage_keypair,
ledger_path,
contact_info,
},
validator_config.clone(),
);
if validator_config.voting_disabled {
self.listener_infos.insert(validator_pubkey, validator_info);
} else {
self.fullnode_infos.insert(validator_pubkey, validator_info);
}
}
fn add_replicator(&mut self) {
let replicator_keypair = Arc::new(Keypair::new());
let replicator_pubkey = replicator_keypair.pubkey();
let storage_keypair = Arc::new(Keypair::new());
let storage_pubkey = storage_keypair.pubkey();
let client = create_client(
self.entry_point_info.client_facing_addr(),
FULLNODE_PORT_RANGE,
);
// Give the replicator some lamports to setup its storage accounts
Self::transfer_with_client(
&client,
&self.funding_keypair,
&replicator_keypair.pubkey(),
42,
);
let replicator_node = Node::new_localhost_replicator(&replicator_pubkey);
Self::setup_storage_account(&client, &storage_keypair, &replicator_keypair, true).unwrap();
let (replicator_ledger_path, _blockhash) = create_new_tmp_ledger!(&self.genesis_block);
let replicator = Replicator::new(
&replicator_ledger_path,
replicator_node,
self.entry_point_info.clone(),
replicator_keypair,
storage_keypair,
)
.unwrap_or_else(|err| panic!("Replicator::new() failed: {:?}", err));
self.replicators.push(replicator);
self.replicator_infos.insert(
replicator_pubkey,
ReplicatorInfo::new(storage_pubkey, replicator_ledger_path),
);
}
fn close(&mut self) {
self.close_preserve_ledgers();
for ledger_path in self
.fullnode_infos
.values()
.map(|f| &f.info.ledger_path)
.chain(self.replicator_infos.values().map(|info| &info.ledger_path))
{
remove_dir_all(&ledger_path)
.unwrap_or_else(|_| panic!("Unable to remove {}", ledger_path));
}
}
pub fn transfer(&self, source_keypair: &Keypair, dest_pubkey: &Pubkey, lamports: u64) -> u64 {
let client = create_client(
self.entry_point_info.client_facing_addr(),
FULLNODE_PORT_RANGE,
);
Self::transfer_with_client(&client, source_keypair, dest_pubkey, lamports)
}
fn transfer_with_client(
client: &ThinClient,
source_keypair: &Keypair,
dest_pubkey: &Pubkey,
lamports: u64,
) -> u64 {
trace!("getting leader blockhash");
let (blockhash, _fee_calculator) = client.get_recent_blockhash().unwrap();
let mut tx = system_transaction::create_user_account(
&source_keypair,
dest_pubkey,
lamports,
blockhash,
);
info!(
"executing transfer of {} from {} to {}",
lamports,
source_keypair.pubkey(),
*dest_pubkey
);
client
.retry_transfer(&source_keypair, &mut tx, 5)
.expect("client transfer");
client
.wait_for_balance(dest_pubkey, Some(lamports))
.expect("get balance")
}
fn setup_vote_and_stake_accounts(
client: &ThinClient,
vote_account: &Keypair,
from_account: &Arc<Keypair>,
amount: u64,
) -> Result<()> {
let vote_account_pubkey = vote_account.pubkey();
let node_pubkey = from_account.pubkey();
// Create the vote account if necessary
if client.poll_get_balance(&vote_account_pubkey).unwrap_or(0) == 0 {
// 1) Create vote account
let mut transaction = Transaction::new_signed_instructions(
&[from_account.as_ref()],
vote_instruction::create_account(
&from_account.pubkey(),
&vote_account_pubkey,
&node_pubkey,
0,
amount,
),
client.get_recent_blockhash().unwrap().0,
);
client
.retry_transfer(&from_account, &mut transaction, 5)
.expect("fund vote");
client
.wait_for_balance(&vote_account_pubkey, Some(amount))
.expect("get balance");
let stake_account_keypair = Keypair::new();
let stake_account_pubkey = stake_account_keypair.pubkey();
let mut transaction = Transaction::new_signed_instructions(
&[from_account.as_ref(), &stake_account_keypair],
stake_instruction::create_stake_account_and_delegate_stake(
&from_account.pubkey(),
&stake_account_pubkey,
&vote_account_pubkey,
amount,
),
client.get_recent_blockhash().unwrap().0,
);
client
.send_and_confirm_transaction(
&[from_account.as_ref(), &stake_account_keypair],
&mut transaction,
5,
0,
)
.expect("delegate stake");
client
.wait_for_balance(&stake_account_pubkey, Some(amount))
.expect("get balance");
}
info!("Checking for vote account registration");
let vote_account_user_data = client.get_account_data(&vote_account_pubkey);
if let Ok(Some(vote_account_user_data)) = vote_account_user_data {
if let Ok(vote_state) = VoteState::deserialize(&vote_account_user_data) {
if vote_state.node_pubkey == node_pubkey {
info!("vote account registered");
return Ok(());
}
}
}
Err(Error::new(
ErrorKind::Other,
"expected successful vote account registration",
))
}
/// Sets up the storage account for validators/replicators and assumes the funder is the owner
fn setup_storage_account(
client: &ThinClient,
storage_keypair: &Keypair,
from_keypair: &Arc<Keypair>,
replicator: bool,
) -> Result<()> {
let message = Message::new_with_payer(
if replicator {
storage_instruction::create_replicator_storage_account(
&from_keypair.pubkey(),
&from_keypair.pubkey(),
&storage_keypair.pubkey(),
1,
)
} else {
storage_instruction::create_validator_storage_account(
&from_keypair.pubkey(),
&from_keypair.pubkey(),
&storage_keypair.pubkey(),
1,
)
},
Some(&from_keypair.pubkey()),
);
let signer_keys = vec![from_keypair.as_ref()];
let blockhash = client.get_recent_blockhash().unwrap().0;
let mut transaction = Transaction::new(&signer_keys, message, blockhash);
client
.retry_transfer(&from_keypair, &mut transaction, 5)
.map(|_signature| ())
}
}
impl Cluster for LocalCluster {
fn get_node_pubkeys(&self) -> Vec<Pubkey> {
self.fullnodes.keys().cloned().collect()
}
fn get_validator_client(&self, pubkey: &Pubkey) -> Option<ThinClient> {
self.fullnode_infos.get(pubkey).map(|f| {
create_client(
f.info.contact_info.client_facing_addr(),
FULLNODE_PORT_RANGE,
)
})
}
fn restart_node(&mut self, pubkey: Pubkey) {
// Shut down the fullnode
let node = self.fullnodes.remove(&pubkey).unwrap();
node.exit();
node.join().unwrap();
// Restart the node
let fullnode_info = &self.fullnode_infos[&pubkey].info;
let config = &self.fullnode_infos[&pubkey].config;
let node = Node::new_localhost_with_pubkey(&fullnode_info.keypair.pubkey());
if pubkey == self.entry_point_info.id {
self.entry_point_info = node.info.clone();
}
let restarted_node = Validator::new(
node,
&fullnode_info.keypair,
&fullnode_info.ledger_path,
&fullnode_info.voting_keypair.pubkey(),
&fullnode_info.voting_keypair,
&fullnode_info.storage_keypair,
None,
true,
config,
);
self.fullnodes.insert(pubkey, restarted_node);
}
}
impl Drop for LocalCluster {
fn drop(&mut self) {
self.close();
}
}
#[cfg(test)]
mod test {
use super::*;
use crate::storage_stage::SLOTS_PER_TURN_TEST;
use solana_runtime::epoch_schedule::MINIMUM_SLOTS_PER_EPOCH;
#[test]
fn test_local_cluster_start_and_exit() {
solana_logger::setup();
let num_nodes = 1;
let cluster = LocalCluster::new_with_equal_stakes(num_nodes, 100, 3);
assert_eq!(cluster.fullnodes.len(), num_nodes);
assert_eq!(cluster.replicators.len(), 0);
}
#[test]
fn test_local_cluster_start_and_exit_with_config() {
solana_logger::setup();
let mut validator_config = ValidatorConfig::default();
validator_config.rpc_config.enable_fullnode_exit = true;
validator_config.storage_slots_per_turn = SLOTS_PER_TURN_TEST;
const NUM_NODES: usize = 1;
let num_replicators = 1;
let config = ClusterConfig {
validator_configs: vec![ValidatorConfig::default(); NUM_NODES],
num_replicators,
node_stakes: vec![3; NUM_NODES],
cluster_lamports: 100,
ticks_per_slot: 8,
slots_per_epoch: MINIMUM_SLOTS_PER_EPOCH as u64,
..ClusterConfig::default()
};
let cluster = LocalCluster::new(&config);
assert_eq!(cluster.fullnodes.len(), NUM_NODES);
assert_eq!(cluster.replicators.len(), num_replicators);
}
}