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Fixes to replicator 

Move functionality into more functions.
Break down the current test and just test creation/joining the network.
This commit is contained in:
Stephen Akridge 2019-03-12 11:37:48 -07:00 committed by sakridge
parent ec9e13d1f4
commit 64de639817
3 changed files with 146 additions and 180 deletions
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219
core/src/replicator.rs
View File

@ -1,6 +1,5 @@
use crate::blob_fetch_stage::BlobFetchStage;
use crate::blocktree::Blocktree;
use crate::blocktree_processor;
#[cfg(feature = "chacha")]
use crate::chacha::{chacha_cbc_encrypt_ledger, CHACHA_BLOCK_SIZE};
use crate::cluster_info::{ClusterInfo, Node, FULLNODE_PORT_RANGE};
@ -18,7 +17,6 @@ use solana_client::client::create_client;
use solana_client::rpc_request::{RpcClient, RpcRequest, RpcRequestHandler};
use solana_client::thin_client::{retry_get_balance, ThinClient};
use solana_drone::drone::{request_airdrop_transaction, DRONE_PORT};
use solana_sdk::genesis_block::GenesisBlock;
use solana_sdk::hash::{Hash, Hasher};
use solana_sdk::signature::{Keypair, KeypairUtil, Signature};
use solana_storage_api::StorageTransaction;
@ -32,6 +30,7 @@ use std::io::{Error, ErrorKind};
use std::mem::size_of;
use std::net::UdpSocket;
use std::path::Path;
use std::path::PathBuf;
use std::sync::atomic::{AtomicBool, Ordering};
use std::sync::mpsc::channel;
use std::sync::{Arc, RwLock};
@ -44,7 +43,19 @@ pub struct Replicator {
window_service: WindowService,
pub retransmit_receiver: BlobReceiver,
exit: Arc<AtomicBool>,
entry_height: u64,
slot: u64,
ledger_path: String,
keypair: Arc<Keypair>,
signature: ring::signature::Signature,
cluster_entrypoint: ContactInfo,
node_info: ContactInfo,
cluster_info: Arc<RwLock<ClusterInfo>>,
ledger_data_file_encrypted: PathBuf,
sampling_offsets: Vec<u64>,
hash: Hash,
blocktree: Arc<Blocktree>,
#[cfg(feature = "chacha")]
num_chacha_blocks: usize,
}
pub fn sample_file(in_path: &Path, sample_offsets: &[u64]) -> io::Result<Hash> {
@ -103,7 +114,7 @@ impl Replicator {
/// * `ledger_path` - path to where the ledger will be stored.
/// Causes panic if none
/// * `node` - The replicator node
/// * `leader_info` - ContactInfo representing the leader
/// * `cluster_entrypoint` - ContactInfo representing an entry into the network
/// * `keypair` - Keypair for this replicator
/// * `timeout` - (optional) timeout for polling for leader/downloading the ledger. Defaults to
/// 30 seconds
@ -111,8 +122,8 @@ impl Replicator {
pub fn new(
ledger_path: &str,
node: Node,
leader_info: &ContactInfo,
keypair: &Arc<Keypair>,
cluster_entrypoint: ContactInfo,
keypair: Arc<Keypair>,
_timeout: Option<Duration>,
) -> Result<Self> {
let exit = Arc::new(AtomicBool::new(false));
@ -120,7 +131,7 @@ impl Replicator {
info!("Replicator: id: {}", keypair.pubkey());
info!("Creating cluster info....");
let mut cluster_info = ClusterInfo::new(node.info.clone(), keypair.clone());
cluster_info.set_entrypoint(leader_info.clone());
cluster_info.set_entrypoint(cluster_entrypoint.clone());
let cluster_info = Arc::new(RwLock::new(cluster_info));
// Create Blocktree, eventually will simply repurpose the input
@ -131,16 +142,8 @@ impl Replicator {
let blocktree =
Blocktree::open(ledger_path).expect("Expected to be able to open database ledger");
let genesis_block =
GenesisBlock::load(ledger_path).expect("Expected to successfully open genesis block");
let (_bank_forks, _bank_forks_info) =
blocktree_processor::process_blocktree(&genesis_block, &blocktree, None)
.expect("process_blocktree failed");
let blocktree = Arc::new(blocktree);
//TODO(sagar) Does replicator need a bank also ?
let gossip_service = GossipService::new(
&cluster_info,
Some(blocktree.clone()),
@ -149,19 +152,20 @@ impl Replicator {
&exit,
);
info!("Looking for leader at {:?}", leader_info);
crate::gossip_service::discover(&leader_info.gossip, 1)?;
info!("Looking for leader at {:?}", cluster_entrypoint);
crate::gossip_service::discover(&cluster_entrypoint.gossip, 1)?;
let (storage_blockhash, storage_entry_height) =
Self::poll_for_blockhash_and_entry_height(&cluster_info)?;
let node_info = node.info.clone();
let signature = keypair.sign(storage_blockhash.as_ref());
let entry_height = get_entry_heights_from_blockhash(&signature, storage_entry_height);
let mut repair_slot_range = RepairSlotRange::default();
repair_slot_range.end = entry_height;
repair_slot_range.start = entry_height - ENTRIES_PER_SEGMENT;
let slot = get_entry_heights_from_blockhash(&signature, storage_entry_height);
info!("replicating slot: {}", slot);
info!("replicating entry_height: {}", entry_height);
let mut repair_slot_range = RepairSlotRange::default();
repair_slot_range.end = slot + ENTRIES_PER_SEGMENT;
repair_slot_range.start = slot;
let repair_socket = Arc::new(node.sockets.repair);
let mut blob_sockets: Vec<Arc<UdpSocket>> =
@ -183,44 +187,96 @@ impl Replicator {
repair_slot_range,
);
Ok(Self {
gossip_service,
fetch_stage,
window_service,
retransmit_receiver,
exit,
slot,
ledger_path: ledger_path.to_string(),
keypair: keypair.clone(),
signature,
cluster_entrypoint,
node_info,
cluster_info,
ledger_data_file_encrypted: PathBuf::default(),
sampling_offsets: vec![],
hash: Hash::default(),
blocktree,
#[cfg(feature = "chacha")]
num_chacha_blocks: 0,
})
}
pub fn run(&mut self) {
self.wait_for_ledger_download();
self.encrypt_ledger()
.expect("ledger encrypt not successful");
loop {
self.create_sampling_offsets();
if self.sample_file_to_create_mining_hash().is_err() {
info!("Error sampling file, exiting...");
break;
}
self.submit_mining_proof();
}
}
fn wait_for_ledger_download(&self) {
info!("window created, waiting for ledger download done");
let _start = Instant::now();
let mut _received_so_far = 0;
/*while !done.load(Ordering::Relaxed) {
sleep(Duration::from_millis(100));
let elapsed = start.elapsed();
received_so_far += entry_receiver.try_recv().map(|v| v.len()).unwrap_or(0);
if received_so_far == 0 && elapsed > timeout {
return Err(result::Error::IO(io::Error::new(
ErrorKind::TimedOut,
"Timed out waiting to receive any blocks",
)));
loop {
if let Ok(entries) = self.blocktree.get_slot_entries(self.slot, 0, None) {
if !entries.is_empty() {
break;
}
}
}*/
sleep(Duration::from_secs(1));
}
info!("Done receiving entries from window_service");
let mut contact_info = node.info.clone();
let mut contact_info = self.node_info.clone();
contact_info.tvu = "0.0.0.0:0".parse().unwrap();
{
let mut cluster_info_w = cluster_info.write().unwrap();
let mut cluster_info_w = self.cluster_info.write().unwrap();
cluster_info_w.insert_self(contact_info);
}
let mut client = create_client(leader_info.client_facing_addr(), FULLNODE_PORT_RANGE);
info!("Done downloading ledger at {}", self.ledger_path);
}
Self::get_airdrop_lamports(&mut client, &keypair, &leader_info);
info!("Done downloading ledger at {}", ledger_path);
fn encrypt_ledger(&mut self) -> Result<()> {
let ledger_path = Path::new(&self.ledger_path);
self.ledger_data_file_encrypted = ledger_path.join("ledger.enc");
let ledger_path = Path::new(ledger_path);
let ledger_data_file_encrypted = ledger_path.join("ledger.enc");
let mut sampling_offsets = Vec::new();
#[cfg(feature = "chacha")]
{
let mut ivec = [0u8; 64];
ivec.copy_from_slice(self.signature.as_ref());
let num_encrypted_bytes = chacha_cbc_encrypt_ledger(
&self.blocktree,
self.slot,
&self.ledger_data_file_encrypted,
&mut ivec,
)?;
self.num_chacha_blocks = num_encrypted_bytes / CHACHA_BLOCK_SIZE;
}
info!("Done encrypting the ledger");
Ok(())
}
fn create_sampling_offsets(&mut self) {
self.sampling_offsets.clear();
#[cfg(not(feature = "chacha"))]
sampling_offsets.push(0);
self.sampling_offsets.push(0);
#[cfg(feature = "chacha")]
{
@ -228,53 +284,40 @@ impl Replicator {
use rand::{Rng, SeedableRng};
use rand_chacha::ChaChaRng;
let mut ivec = [0u8; 64];
ivec.copy_from_slice(signature.as_ref());
let num_encrypted_bytes = chacha_cbc_encrypt_ledger(
&blocktree,
entry_height,
&ledger_data_file_encrypted,
&mut ivec,
)?;
let num_chacha_blocks = num_encrypted_bytes / CHACHA_BLOCK_SIZE;
let mut rng_seed = [0u8; 32];
rng_seed.copy_from_slice(&signature.as_ref()[0..32]);
rng_seed.copy_from_slice(&self.signature.as_ref()[0..32]);
let mut rng = ChaChaRng::from_seed(rng_seed);
for _ in 0..NUM_STORAGE_SAMPLES {
sampling_offsets.push(rng.gen_range(0, num_chacha_blocks) as u64);
self.sampling_offsets
.push(rng.gen_range(0, self.num_chacha_blocks) as u64);
}
}
}
info!("Done encrypting the ledger");
fn sample_file_to_create_mining_hash(&mut self) -> Result<()> {
self.hash = sample_file(&self.ledger_data_file_encrypted, &self.sampling_offsets)?;
info!("sampled hash: {}", self.hash);
Ok(())
}
match sample_file(&ledger_data_file_encrypted, &sampling_offsets) {
Ok(hash) => {
let blockhash = client.get_recent_blockhash();
info!("sampled hash: {}", hash);
let mut tx = StorageTransaction::new_mining_proof(
&keypair,
hash,
blockhash,
entry_height,
Signature::new(signature.as_ref()),
);
client
.retry_transfer(&keypair, &mut tx, 10)
.expect("transfer didn't work!");
}
Err(e) => info!("Error occurred while sampling: {:?}", e),
}
fn submit_mining_proof(&self) {
let mut client = create_client(
self.cluster_entrypoint.client_facing_addr(),
FULLNODE_PORT_RANGE,
);
Self::get_airdrop_lamports(&mut client, &self.keypair, &self.cluster_entrypoint);
Ok(Self {
gossip_service,
fetch_stage,
window_service,
retransmit_receiver,
exit,
entry_height,
})
let blockhash = client.get_recent_blockhash();
let mut tx = StorageTransaction::new_mining_proof(
&self.keypair,
self.hash,
blockhash,
self.slot,
Signature::new(self.signature.as_ref()),
);
client
.retry_transfer(&self.keypair, &mut tx, 10)
.expect("transfer didn't work!");
}
pub fn close(self) {
@ -297,7 +340,7 @@ impl Replicator {
}
pub fn entry_height(&self) -> u64 {
self.entry_height
self.slot
}
fn poll_for_blockhash_and_entry_height(
@ -321,10 +364,10 @@ impl Replicator {
.expect("rpc request")
.as_u64()
.unwrap();
info!("max entry_height: {}", storage_entry_height);
if get_segment_from_entry(storage_entry_height) != 0 {
return Ok((storage_blockhash, storage_entry_height));
}
info!("max entry_height: {}", storage_entry_height);
sleep(Duration::from_secs(3));
}
Err(Error::new(
@ -333,9 +376,13 @@ impl Replicator {
))?
}
fn get_airdrop_lamports(client: &mut ThinClient, keypair: &Keypair, leader_info: &ContactInfo) {
fn get_airdrop_lamports(
client: &mut ThinClient,
keypair: &Keypair,
cluster_entrypoint: &ContactInfo,
) {
if retry_get_balance(client, &keypair.pubkey(), None).is_none() {
let mut drone_addr = leader_info.tpu;
let mut drone_addr = cluster_entrypoint.tpu;
drone_addr.set_port(DRONE_PORT);
let airdrop_amount = 1;

8
replicator/src/main.rs
View File

@ -82,8 +82,10 @@ fn main() {
let leader_info = ContactInfo::new_gossip_entry_point(&network_addr);
let replicator =
Replicator::new(ledger_path, node, &leader_info, &Arc::new(keypair), None).unwrap();
let mut replicator =
Replicator::new(ledger_path, node, leader_info, Arc::new(keypair), None).unwrap();
replicator.join();
replicator.run();
replicator.close();
}

99
tests/replicator.rs
View File

@ -1,37 +1,26 @@
#[macro_use]
extern crate log;
#[cfg(feature = "chacha")]
#[macro_use]
extern crate serde_json;
#[macro_use]
extern crate solana;
use bincode::deserialize;
use solana::blocktree::{
create_new_tmp_ledger, get_tmp_ledger_path, tmp_copy_blocktree, Blocktree,
};
use solana::cluster_info::{ClusterInfo, Node, FULLNODE_PORT_RANGE};
use solana::cluster_info::{Node, FULLNODE_PORT_RANGE};
use solana::contact_info::ContactInfo;
use solana::entry::Entry;
use solana::fullnode::{Fullnode, FullnodeConfig};
use solana::replicator::Replicator;
use solana::storage_stage::STORAGE_ROTATE_TEST_COUNT;
use solana::streamer::blob_receiver;
use solana_client::client::create_client;
use solana_sdk::genesis_block::GenesisBlock;
use solana_sdk::hash::Hash;
use solana_sdk::signature::{Keypair, KeypairUtil};
use solana_sdk::system_transaction::SystemTransaction;
use std::fs::remove_dir_all;
use std::sync::atomic::{AtomicBool, Ordering};
use std::sync::mpsc::channel;
use std::sync::Arc;
use std::time::Duration;
#[test]
#[ignore]
fn test_replicator_startup_basic() {
solana_logger::setup();
info!("starting replicator test");
@ -79,8 +68,6 @@ fn test_replicator_startup_basic() {
.unwrap();
let validator_node = Node::new_localhost_with_pubkey(&validator_keypair.pubkey());
#[cfg(feature = "chacha")]
let validator_contact_info = validator_node.info.clone();
let validator = Fullnode::new(
validator_node,
@ -130,91 +117,21 @@ fn test_replicator_startup_basic() {
info!("starting replicator node");
let replicator_node = Node::new_localhost_with_pubkey(&replicator_keypair.pubkey());
let replicator_info = replicator_node.info.clone();
let _replicator_info = replicator_node.info.clone();
let leader_info = ContactInfo::new_gossip_entry_point(&leader_info.gossip);
let replicator = Replicator::new(
replicator_ledger_path,
replicator_node,
&leader_info,
&replicator_keypair,
leader_info,
replicator_keypair,
None,
)
.unwrap();
info!("started replicator..");
// Create a client which downloads from the replicator and see that it
// can respond with blobs.
let tn = Node::new_localhost();
let cluster_info = ClusterInfo::new_with_invalid_keypair(tn.info.clone());
let repair_index = replicator.entry_height();
let req = cluster_info
.window_index_request_bytes(0, repair_index)
.unwrap();
let exit = Arc::new(AtomicBool::new(false));
let (s_reader, r_reader) = channel();
let repair_socket = Arc::new(tn.sockets.repair);
let t_receiver = blob_receiver(repair_socket.clone(), &exit, s_reader);
info!(
"Sending repair requests from: {} to: {}",
tn.info.id, replicator_info.gossip
);
let mut received_blob = false;
for _ in 0..5 {
repair_socket.send_to(&req, replicator_info.gossip).unwrap();
let x = r_reader.recv_timeout(Duration::new(1, 0));
if let Ok(blobs) = x {
for b in blobs {
let br = b.read().unwrap();
assert!(br.index() == repair_index);
let entry: Entry = deserialize(&br.data()[..br.meta.size]).unwrap();
info!("entry: {:?}", entry);
assert_ne!(entry.hash, Hash::default());
received_blob = true;
}
break;
}
}
exit.store(true, Ordering::Relaxed);
t_receiver.join().unwrap();
assert!(received_blob);
// The replicator will not submit storage proofs if
// chacha is not enabled
#[cfg(feature = "chacha")]
{
use solana_client::rpc_request::{RpcClient, RpcRequest, RpcRequestHandler};
use std::thread::sleep;
info!(
"looking for pubkeys for entry: {}",
replicator.entry_height()
);
let rpc_client = RpcClient::new_from_socket(validator_contact_info.rpc);
let mut non_zero_pubkeys = false;
for _ in 0..60 {
let params = json!([replicator.entry_height()]);
let pubkeys = rpc_client
.make_rpc_request(1, RpcRequest::GetStoragePubkeysForEntryHeight, Some(params))
.unwrap();
info!("pubkeys: {:?}", pubkeys);
if pubkeys.as_array().unwrap().len() != 0 {
non_zero_pubkeys = true;
break;
}
sleep(Duration::from_secs(1));
}
assert!(non_zero_pubkeys);
}
replicator.close();
validator.close().unwrap();
leader.close().unwrap();
@ -251,8 +168,8 @@ fn test_replicator_startup_leader_hang() {
let replicator_res = Replicator::new(
&replicator_ledger_path,
replicator_node,
&leader_info,
&replicator_keypair,
leader_info,
replicator_keypair,
Some(Duration::from_secs(3)),
);
@ -323,8 +240,8 @@ fn test_replicator_startup_ledger_hang() {
let replicator_res = Replicator::new(
&replicator_ledger_path,
replicator_node,
&leader_info,
&bad_keys,
leader_info,
bad_keys,
Some(Duration::from_secs(3)),
);