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Added --health-check-slot-distance (#10324)

This commit is contained in:
Michael Vines 2020-05-29 15:31:52 -07:00 committed by GitHub
parent 778078e1dc
commit eb45aaa6c3
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3 changed files with 52 additions and 18 deletions
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1
core/src/rpc.rs
View File

@ -64,6 +64,7 @@ pub struct JsonRpcConfig {
pub enable_rpc_transaction_history: bool,
pub identity_pubkey: Pubkey,
pub faucet_addr: Option<SocketAddr>,
pub health_check_slot_distance: u64,
}
#[derive(Clone)]

23
core/src/rpc_service.rs
View File

@ -25,10 +25,6 @@ use std::{
};
use tokio::prelude::Future;
// If trusted validators are specified, consider this validator healthy if its latest account hash
// is no further behind than this distance from the latest trusted validator account hash
const HEALTH_CHECK_SLOT_DISTANCE: u64 = 150;
pub struct JsonRpcService {
thread_hdl: JoinHandle<()>,
@ -45,6 +41,7 @@ struct RpcRequestMiddleware {
cluster_info: Arc<ClusterInfo>,
trusted_validators: Option<HashSet<Pubkey>>,
bank_forks: Arc<RwLock<BankForks>>,
health_check_slot_distance: u64,
override_health_check: Arc<AtomicBool>,
}
@ -55,6 +52,7 @@ impl RpcRequestMiddleware {
cluster_info: Arc<ClusterInfo>,
trusted_validators: Option<HashSet<Pubkey>>,
bank_forks: Arc<RwLock<BankForks>>,
health_check_slot_distance: u64,
override_health_check: Arc<AtomicBool>,
) -> Self {
Self {
@ -67,6 +65,7 @@ impl RpcRequestMiddleware {
cluster_info,
trusted_validators,
bank_forks,
health_check_slot_distance,
override_health_check,
}
}
@ -171,12 +170,12 @@ impl RpcRequestMiddleware {
};
// This validator is considered healthy if its latest account hash slot is within
// `HEALTH_CHECK_SLOT_DISTANCE` of the latest trusted validator's account hash slot
// `health_check_slot_distance` of the latest trusted validator's account hash slot
if latest_account_hash_slot > 0
&& latest_trusted_validator_account_hash_slot > 0
&& latest_account_hash_slot
> latest_trusted_validator_account_hash_slot
.saturating_sub(HEALTH_CHECK_SLOT_DISTANCE)
.saturating_sub(self.health_check_slot_distance)
{
"ok"
} else {
@ -300,6 +299,7 @@ impl JsonRpcService {
) -> Self {
info!("rpc bound to {:?}", rpc_addr);
info!("rpc configuration: {:?}", config);
let health_check_slot_distance = config.health_check_slot_distance;
let request_processor = Arc::new(RwLock::new(JsonRpcRequestProcessor::new(
config,
bank_forks.clone(),
@ -327,6 +327,7 @@ impl JsonRpcService {
cluster_info.clone(),
trusted_validators,
bank_forks.clone(),
health_check_slot_distance,
override_health_check,
);
let server = ServerBuilder::with_meta_extractor(
@ -489,6 +490,7 @@ mod tests {
cluster_info.clone(),
None,
bank_forks.clone(),
42,
Arc::new(AtomicBool::new(false)),
);
let rrm_with_snapshot_config = RpcRequestMiddleware::new(
@ -502,6 +504,7 @@ mod tests {
cluster_info,
None,
bank_forks,
42,
Arc::new(AtomicBool::new(false)),
);
@ -536,6 +539,7 @@ mod tests {
cluster_info,
None,
create_bank_forks(),
42,
Arc::new(AtomicBool::new(false)),
);
assert_eq!(rm.health_check(), "ok");
@ -545,6 +549,8 @@ mod tests {
fn test_health_check_with_trusted_validators() {
let cluster_info = Arc::new(ClusterInfo::new_with_invalid_keypair(ContactInfo::default()));
let health_check_slot_distance = 123;
let override_health_check = Arc::new(AtomicBool::new(false));
let trusted_validators = vec![Pubkey::new_rand(), Pubkey::new_rand(), Pubkey::new_rand()];
let rm = RpcRequestMiddleware::new(
@ -553,6 +559,7 @@ mod tests {
cluster_info.clone(),
Some(trusted_validators.clone().into_iter().collect()),
create_bank_forks(),
health_check_slot_distance,
override_health_check.clone(),
);
@ -595,7 +602,7 @@ mod tests {
.insert(
CrdsValue::new_unsigned(CrdsData::AccountsHashes(SnapshotHash::new(
trusted_validators[1],
vec![(1000 + HEALTH_CHECK_SLOT_DISTANCE - 1, Hash::default())],
vec![(1000 + health_check_slot_distance - 1, Hash::default())],
))),
1,
)
@ -611,7 +618,7 @@ mod tests {
.insert(
CrdsValue::new_unsigned(CrdsData::AccountsHashes(SnapshotHash::new(
trusted_validators[2],
vec![(1000 + HEALTH_CHECK_SLOT_DISTANCE, Hash::default())],
vec![(1000 + health_check_slot_distance, Hash::default())],
))),
1,
)

46
validator/src/main.rs
View File

@ -516,16 +516,18 @@ pub fn main() {
.takes_value(true)
.validator(is_pubkey_or_keypair)
.requires("identity")
.help("Validator vote account public key. If unspecified voting will be disabled. \
The authorized voter for the account must either be the --identity keypair \
or with the --authorized-voter argument")
.help("Validator vote account public key. \
If unspecified voting will be disabled. \
The authorized voter for the account must either be the \
--identity keypair or with the --authorized-voter argument")
)
.arg(
Arg::with_name("init_complete_file")
.long("init-complete-file")
.value_name("FILE")
.takes_value(true)
.help("Create this file, if it doesn't already exist, once node initialization is complete"),
.help("Create this file if it doesn't already exist \
once node initialization is complete"),
)
.arg(
Arg::with_name("ledger_path")
@ -550,7 +552,8 @@ pub fn main() {
.long("no-snapshot-fetch")
.takes_value(false)
.requires("entrypoint")
.help("Do not attempt to fetch a snapshot from the cluster, start from a local snapshot if present"),
.help("Do not attempt to fetch a snapshot from the cluster, \
start from a local snapshot if present"),
)
.arg(
Arg::with_name("no_genesis_fetch")
@ -599,19 +602,35 @@ pub fn main() {
Arg::with_name("enable_rpc_exit")
.long("enable-rpc-exit")
.takes_value(false)
.help("Enable the JSON RPC 'validatorExit' API. Only enable in a debug environment"),
.help("Enable the JSON RPC 'validatorExit' API. \
Only enable in a debug environment"),
)
.arg(
Arg::with_name("enable_rpc_set_log_filter")
.long("enable-rpc-set-log-filter")
.takes_value(false)
.help("Enable the JSON RPC 'setLogFilter' API. Only enable in a debug environment"),
.help("Enable the JSON RPC 'setLogFilter' API. \
Only enable in a debug environment"),
)
.arg(
Arg::with_name("enable_rpc_transaction_history")
.long("enable-rpc-transaction-history")
.takes_value(false)
.help("Enable historical transaction info over JSON RPC, including the 'getConfirmedBlock' API. This will cause an increase in disk usage and IOPS"),
.help("Enable historical transaction info over JSON RPC, \
including the 'getConfirmedBlock' API. \
This will cause an increase in disk usage and IOPS"),
)
.arg(
Arg::with_name("health_check_slot_distance")
.long("health-check-slot-distance")
.value_name("SLOT_DISTANCE")
.takes_value(true)
.default_value("150")
.help("If --trusted-validators are specified, report this validator healthy \
if its latest account hash is no further behind than this number of \
slots from the latest trusted validator account hash. \
If no --trusted-validators are specified, the validator will always \
report itself to be healthy")
)
.arg(
Arg::with_name("rpc_faucet_addr")
@ -651,7 +670,8 @@ pub fn main() {
.takes_value(true)
.conflicts_with("entrypoint")
.validator(solana_net_utils::is_host)
.help("IP address for the node to advertise in gossip when --entrypoint is not provided [default: 127.0.0.1]"),
.help("IP address for the node to advertise in gossip when \
--entrypoint is not provided [default: 127.0.0.1]"),
)
.arg(
Arg::with_name("dynamic_port_range")
@ -668,7 +688,8 @@ pub fn main() {
.value_name("SNAPSHOT_INTERVAL_SLOTS")
.takes_value(true)
.default_value("100")
.help("Number of slots between generating snapshots, 0 to disable snapshots"),
.help("Number of slots between generating snapshots, \
0 to disable snapshots"),
)
.arg(
Arg::with_name("accounts_hash_interval_slots")
@ -874,6 +895,11 @@ pub fn main() {
faucet_addr: matches.value_of("rpc_faucet_addr").map(|address| {
solana_net_utils::parse_host_port(address).expect("failed to parse faucet address")
}),
health_check_slot_distance: value_t_or_exit!(
matches,
"health_check_slot_distance",
u64
),
},
rpc_ports: value_t!(matches, "rpc_port", u16)
.ok()