use {
crate::{admin_rpc_service, new_spinner_progress_bar, println_name_value},
console::style,
indicatif::ProgressBar,
solana_client::{
client_error, rpc_client::RpcClient, rpc_request, rpc_response::RpcContactInfo,
},
solana_core::validator::ValidatorStartProgress,
solana_sdk::{
clock::Slot, commitment_config::CommitmentConfig, native_token::Sol, pubkey::Pubkey,
},
std::{
io,
net::SocketAddr,
path::{Path, PathBuf},
sync::{
atomic::{AtomicBool, Ordering},
Arc,
},
thread,
time::{Duration, SystemTime},
},
};
pub struct Dashboard {
progress_bar: ProgressBar,
ledger_path: PathBuf,
exit: Arc<AtomicBool>,
}
impl Dashboard {
pub fn new(
ledger_path: &Path,
log_path: Option<&Path>,
validator_exit: Option<&mut solana_core::validator::ValidatorExit>,
) -> Result<Self, io::Error> {
println_name_value("Ledger location:", &format!("{}", ledger_path.display()));
if let Some(log_path) = log_path {
println_name_value("Log:", &format!("{}", log_path.display()));
}
let progress_bar = new_spinner_progress_bar();
progress_bar.set_message("Initializing...");
let exit = Arc::new(AtomicBool::new(false));
if let Some(validator_exit) = validator_exit {
let exit = exit.clone();
validator_exit.register_exit(Box::new(move || exit.store(true, Ordering::Relaxed)));
}
Ok(Self {
exit,
ledger_path: ledger_path.to_path_buf(),
progress_bar,
})
}
pub fn run(self, refresh_interval: Duration) {
let Self {
exit,
ledger_path,
progress_bar,
..
} = self;
drop(progress_bar);
let mut runtime = admin_rpc_service::runtime();
while !exit.load(Ordering::Relaxed) {
let progress_bar = new_spinner_progress_bar();
progress_bar.set_message("Connecting...");
let (rpc_addr, start_time) = match runtime.block_on(wait_for_validator_startup(
&ledger_path,
&exit,
progress_bar,
refresh_interval,
)) {
None => continue,
Some(results) => results,
};
let rpc_client = RpcClient::new_socket(rpc_addr);
let identity = match rpc_client.get_identity() {
Ok(identity) => identity,
Err(err) => {
println!("Failed to get validator identity over RPC: {}", err);
continue;
}
};
println_name_value("Identity:", &identity.to_string());
if let Ok(genesis_hash) = rpc_client.get_genesis_hash() {
println_name_value("Genesis Hash:", &genesis_hash.to_string());
}
if let Some(contact_info) = get_contact_info(&rpc_client, &identity) {
println_name_value(
"Version:",
&contact_info.version.unwrap_or_else(|| "?".to_string()),
);
if let Some(shred_version) = contact_info.shred_version {
println_name_value("Shred Version:", &shred_version.to_string());
}
if let Some(gossip) = contact_info.gossip {
println_name_value("Gossip Address:", &gossip.to_string());
}
if let Some(tpu) = contact_info.tpu {
println_name_value("TPU Address:", &tpu.to_string());
}
if let Some(rpc) = contact_info.rpc {
println_name_value("JSON RPC URL:", &format!("http://{}", rpc.to_string()));
}
}
let progress_bar = new_spinner_progress_bar();
let mut snapshot_slot = None;
for i in 0.. {
if exit.load(Ordering::Relaxed) {
break;
}
if i % 10 == 0 {
snapshot_slot = rpc_client.get_snapshot_slot().ok();
}
match get_validator_stats(&rpc_client, &identity) {
Ok((
max_retransmit_slot,
processed_slot,
confirmed_slot,
finalized_slot,
transaction_count,
identity_balance,
health,
)) => {
let uptime = {
let uptime =
chrono::Duration::from_std(start_time.elapsed().unwrap()).unwrap();
format!(
"{:02}:{:02}:{:02} ",
uptime.num_hours(),
uptime.num_minutes() % 60,
uptime.num_seconds() % 60
)
};
progress_bar.set_message(&format!(
"{}{}{}| \
Processed Slot: {} | Confirmed Slot: {} | Finalized Slot: {} | \
Snapshot Slot: {} | \
Transactions: {} | {}",
uptime,
if health == "ok" {
"".to_string()
} else {
format!("| {} ", style(health).bold().red())
},
if max_retransmit_slot == 0 {
"".to_string()
} else {
format!("| Max Slot: {} ", max_retransmit_slot)
},
processed_slot,
confirmed_slot,
finalized_slot,
snapshot_slot
.map(|s| s.to_string())
.unwrap_or_else(|| "-".to_string()),
transaction_count,
identity_balance
));
thread::sleep(refresh_interval);
}
Err(err) => {
progress_bar
.abandon_with_message(&format!("RPC connection failure: {}", err));
break;
}
}
}
}
}
}
async fn wait_for_validator_startup(
ledger_path: &Path,
exit: &Arc<AtomicBool>,
progress_bar: ProgressBar,
refresh_interval: Duration,
) -> Option<(SocketAddr, SystemTime)> {
let mut admin_client = None;
loop {
if exit.load(Ordering::Relaxed) {
return None;
}
if admin_client.is_none() {
match admin_rpc_service::connect(&ledger_path).await {
Ok(new_admin_client) => admin_client = Some(new_admin_client),
Err(err) => {
progress_bar.set_message(&format!("Unable to connect to validator: {}", err));
thread::sleep(refresh_interval);
continue;
}
}
}
match admin_client.as_ref().unwrap().start_progress().await {
Ok(start_progress) => {
if start_progress == ValidatorStartProgress::Running {
let admin_client = admin_client.take().unwrap();
match async move {
let rpc_addr = admin_client.rpc_addr().await?;
let start_time = admin_client.start_time().await?;
Ok::<_, jsonrpc_core_client::RpcError>((rpc_addr, start_time))
}
.await
{
Ok((None, _)) => progress_bar.set_message(&"RPC service not available"),
Ok((Some(rpc_addr), start_time)) => return Some((rpc_addr, start_time)),
Err(err) => {
progress_bar
.set_message(&format!("Failed to get validator info: {}", err));
}
}
} else {
progress_bar
.set_message(&format!("Validator startup: {:?}...", start_progress));
}
}
Err(err) => {
admin_client = None;
progress_bar
.set_message(&format!("Failed to get validator start progress: {}", err));
}
}
thread::sleep(refresh_interval);
}
}
fn get_contact_info(rpc_client: &RpcClient, identity: &Pubkey) -> Option<RpcContactInfo> {
rpc_client
.get_cluster_nodes()
.ok()
.unwrap_or_default()
.into_iter()
.find(|node| node.pubkey == identity.to_string())
}
fn get_validator_stats(
rpc_client: &RpcClient,
identity: &Pubkey,
) -> client_error::Result<(Slot, Slot, Slot, Slot, u64, Sol, String)> {
let finalized_slot = rpc_client.get_slot_with_commitment(CommitmentConfig::finalized())?;
let confirmed_slot = rpc_client.get_slot_with_commitment(CommitmentConfig::confirmed())?;
let processed_slot = rpc_client.get_slot_with_commitment(CommitmentConfig::processed())?;
let max_retransmit_slot = rpc_client.get_max_retransmit_slot()?;
let transaction_count =
rpc_client.get_transaction_count_with_commitment(CommitmentConfig::processed())?;
let identity_balance = rpc_client
.get_balance_with_commitment(identity, CommitmentConfig::confirmed())?
.value;
let health = match rpc_client.get_health() {
Ok(()) => "ok".to_string(),
Err(err) => {
if let client_error::ClientErrorKind::RpcError(
rpc_request::RpcError::RpcResponseError {
code: _,
message: _,
data:
rpc_request::RpcResponseErrorData::NodeUnhealthy {
num_slots_behind: Some(num_slots_behind),
},
},
) = &err.kind
{
format!("{} slots behind", num_slots_behind)
} else {
"health unknown".to_string()
}
}
};
Ok((
max_retransmit_slot,
processed_slot,
confirmed_slot,
finalized_slot,
transaction_count,
Sol(identity_balance),
health,
))
}