Add `getSnapshotSlot` RPC method
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dacb95083d
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4003f86f04
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@ -274,6 +274,10 @@ impl RpcClient {
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)
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}
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pub fn get_snapshot_slot(&self) -> ClientResult<Slot> {
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self.send(RpcRequest::GetSnapshotSlot, Value::Null)
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}
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pub fn get_signature_status(
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&self,
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signature: &Signature,
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@ -11,6 +11,7 @@ pub const JSON_RPC_SERVER_ERROR_BLOCK_NOT_AVAILABLE: i64 = -32004;
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pub const JSON_RPC_SERVER_ERROR_NODE_UNHEALTHLY: i64 = -32005;
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pub const JSON_RPC_SERVER_ERROR_TRANSACTION_PRECOMPILE_VERIFICATION_FAILURE: i64 = -32006;
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pub const JSON_RPC_SERVER_ERROR_SLOT_SKIPPED: i64 = -32007;
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pub const JSON_RPC_SERVER_ERROR_NO_SNAPSHOT: i64 = -32008;
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pub enum RpcCustomError {
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BlockCleanedUp {
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@ -32,6 +33,7 @@ pub enum RpcCustomError {
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SlotSkipped {
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slot: Slot,
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},
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NoSnapshot,
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}
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#[derive(Debug, Serialize, Deserialize)]
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@ -95,6 +97,11 @@ impl From<RpcCustomError> for Error {
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),
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data: None,
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},
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RpcCustomError::NoSnapshot => Self {
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code: ErrorCode::ServerError(JSON_RPC_SERVER_ERROR_NO_SNAPSHOT),
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message: "No snapshot".to_string(),
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data: None,
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},
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}
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}
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}
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@ -35,6 +35,7 @@ pub enum RpcRequest {
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GetMultipleAccounts,
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GetProgramAccounts,
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GetRecentBlockhash,
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GetSnapshotSlot,
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GetSignatureStatuses,
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GetSlot,
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GetSlotLeader,
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@ -91,6 +92,7 @@ impl fmt::Display for RpcRequest {
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RpcRequest::GetMultipleAccounts => "getMultipleAccounts",
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RpcRequest::GetProgramAccounts => "getProgramAccounts",
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RpcRequest::GetRecentBlockhash => "getRecentBlockhash",
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RpcRequest::GetSnapshotSlot => "getSnapshotSlot",
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RpcRequest::GetSignatureStatuses => "getSignatureStatuses",
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RpcRequest::GetSlot => "getSlot",
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RpcRequest::GetSlotLeader => "getSlotLeader",
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@ -41,9 +41,10 @@ use solana_runtime::{
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accounts::AccountAddressFilter,
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accounts_index::{AccountIndex, IndexKey},
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bank::Bank,
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bank_forks::BankForks,
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bank_forks::{BankForks, SnapshotConfig},
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commitment::{BlockCommitmentArray, BlockCommitmentCache, CommitmentSlots},
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inline_spl_token_v2_0::{SPL_TOKEN_ACCOUNT_MINT_OFFSET, SPL_TOKEN_ACCOUNT_OWNER_OFFSET},
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snapshot_utils::get_highest_snapshot_archive_path,
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};
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use solana_sdk::{
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account::Account,
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@ -122,6 +123,7 @@ pub struct JsonRpcRequestProcessor {
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block_commitment_cache: Arc<RwLock<BlockCommitmentCache>>,
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blockstore: Arc<Blockstore>,
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config: JsonRpcConfig,
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snapshot_config: Option<SnapshotConfig>,
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validator_exit: Arc<RwLock<Option<ValidatorExit>>>,
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health: Arc<RpcHealth>,
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cluster_info: Arc<ClusterInfo>,
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@ -199,6 +201,7 @@ impl JsonRpcRequestProcessor {
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#[allow(clippy::too_many_arguments)]
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pub fn new(
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config: JsonRpcConfig,
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snapshot_config: Option<SnapshotConfig>,
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bank_forks: Arc<RwLock<BankForks>>,
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block_commitment_cache: Arc<RwLock<BlockCommitmentCache>>,
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blockstore: Arc<Blockstore>,
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@ -214,6 +217,7 @@ impl JsonRpcRequestProcessor {
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(
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Self {
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config,
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snapshot_config,
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bank_forks,
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block_commitment_cache,
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blockstore,
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@ -246,6 +250,7 @@ impl JsonRpcRequestProcessor {
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Self {
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config: JsonRpcConfig::default(),
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snapshot_config: None,
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bank_forks,
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block_commitment_cache: Arc::new(RwLock::new(BlockCommitmentCache::new(
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HashMap::new(),
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@ -463,7 +468,7 @@ impl JsonRpcRequestProcessor {
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}
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}
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fn get_slot(&self, commitment: Option<CommitmentConfig>) -> u64 {
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fn get_slot(&self, commitment: Option<CommitmentConfig>) -> Slot {
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self.bank(commitment).slot()
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}
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@ -1799,6 +1804,9 @@ pub trait RpcSol {
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meta: Self::Metadata,
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) -> Result<RpcResponse<RpcFeeRateGovernor>>;
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#[rpc(meta, name = "getSnapshotSlot")]
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fn get_snapshot_slot(&self, meta: Self::Metadata) -> Result<Slot>;
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#[rpc(meta, name = "getSignatureStatuses")]
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fn get_signature_statuses(
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&self,
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@ -1808,7 +1816,7 @@ pub trait RpcSol {
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) -> Result<RpcResponse<Vec<Option<TransactionStatus>>>>;
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#[rpc(meta, name = "getSlot")]
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fn get_slot(&self, meta: Self::Metadata, commitment: Option<CommitmentConfig>) -> Result<u64>;
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fn get_slot(&self, meta: Self::Metadata, commitment: Option<CommitmentConfig>) -> Result<Slot>;
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#[rpc(meta, name = "getTransactionCount")]
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fn get_transaction_count(
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@ -2354,6 +2362,17 @@ impl RpcSol for RpcSolImpl {
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Ok(meta.get_signature_status(signature, commitment))
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}
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fn get_snapshot_slot(&self, meta: Self::Metadata) -> Result<Slot> {
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debug!("get_snapshot_slot rpc request received");
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meta.snapshot_config
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.and_then(|snapshot_config| {
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get_highest_snapshot_archive_path(&snapshot_config.snapshot_package_output_path)
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.map(|(_, (slot, _, _))| slot)
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})
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.ok_or_else(|| RpcCustomError::NoSnapshot.into())
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}
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fn get_signature_statuses(
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&self,
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meta: Self::Metadata,
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@ -2377,7 +2396,7 @@ impl RpcSol for RpcSolImpl {
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meta.get_signature_statuses(signatures, config)
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}
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fn get_slot(&self, meta: Self::Metadata, commitment: Option<CommitmentConfig>) -> Result<u64> {
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fn get_slot(&self, meta: Self::Metadata, commitment: Option<CommitmentConfig>) -> Result<Slot> {
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debug!("get_slot rpc request received");
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Ok(meta.get_slot(commitment))
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}
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@ -3080,6 +3099,7 @@ pub mod tests {
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identity_pubkey: *pubkey,
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..JsonRpcConfig::default()
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},
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None,
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bank_forks.clone(),
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block_commitment_cache.clone(),
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blockstore,
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@ -4480,6 +4500,7 @@ pub mod tests {
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let tpu_address = cluster_info.my_contact_info().tpu;
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let (meta, receiver) = JsonRpcRequestProcessor::new(
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JsonRpcConfig::default(),
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None,
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bank_forks.clone(),
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block_commitment_cache,
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blockstore,
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@ -4676,6 +4697,7 @@ pub mod tests {
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let bank_forks = new_bank_forks().0;
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let (request_processor, receiver) = JsonRpcRequestProcessor::new(
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JsonRpcConfig::default(),
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None,
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bank_forks.clone(),
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block_commitment_cache,
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blockstore,
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@ -4708,6 +4730,7 @@ pub mod tests {
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let tpu_address = cluster_info.my_contact_info().tpu;
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let (request_processor, receiver) = JsonRpcRequestProcessor::new(
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config,
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None,
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bank_forks.clone(),
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block_commitment_cache,
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blockstore,
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@ -4799,6 +4822,7 @@ pub mod tests {
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let tpu_address = cluster_info.my_contact_info().tpu;
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let (request_processor, receiver) = JsonRpcRequestProcessor::new(
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config,
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None,
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bank_forks.clone(),
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block_commitment_cache,
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blockstore,
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@ -6027,6 +6051,7 @@ pub mod tests {
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let (meta, _receiver) = JsonRpcRequestProcessor::new(
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JsonRpcConfig::default(),
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None,
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bank_forks.clone(),
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block_commitment_cache,
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blockstore,
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@ -329,6 +329,7 @@ impl JsonRpcService {
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let (request_processor, receiver) = JsonRpcRequestProcessor::new(
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config,
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snapshot_config.clone(),
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bank_forks.clone(),
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block_commitment_cache,
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blockstore,
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@ -1968,6 +1968,38 @@ Result:
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}
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```
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### getSnapshotSlot
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Returns the highest slot that the node has a snapshot for
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#### Parameters:
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None
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#### Results:
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- `<u64>` - Snapshot slot
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#### Example:
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Request:
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```bash
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curl http://localhost:8899 -X POST -H "Content-Type: application/json" -d '
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{"jsonrpc":"2.0","id":1, "method":"getSnapshotSlot"}
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'
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```
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Result:
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```json
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{"jsonrpc":"2.0","result":100,"id":1}
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```
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Result when the node has no snapshot:
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```json
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{"jsonrpc":"2.0","error":{"code":-32008,"message":"No snapshot"},"id":1}
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```
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### getSignatureStatuses
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Returns the statuses of a list of signatures. Unless the
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@ -380,10 +380,7 @@ fn main() {
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}
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loop {
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let snapshot_slot =
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solana_runtime::snapshot_utils::get_highest_snapshot_archive_path(&ledger_path)
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.map(|(_, (slot, _, _))| slot)
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.unwrap_or(0);
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let snapshot_slot = rpc_client.get_snapshot_slot().ok();
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for _i in 0..10 {
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match get_validator_stats(&rpc_client, &identity) {
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@ -400,16 +397,25 @@ fn main() {
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progress_bar.set_message(&format!(
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"{:02}:{:02}:{:02} \
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{}| \
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Processed Slot: {} | Confirmed Slot: {} | Finalized Slot: {} | Snapshot Slot: {} | \
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Processed Slot: {} | Confirmed Slot: {} | Finalized Slot: {} | \
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Snapshot Slot: {} | \
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Transactions: {} | {}",
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uptime.num_hours(), uptime.num_minutes() % 60, uptime.num_seconds() % 60,
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uptime.num_hours(),
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uptime.num_minutes() % 60,
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uptime.num_seconds() % 60,
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if health == "ok" {
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"".to_string()
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} else {
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format!("| {} ", style(health).bold().red())
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},
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processed_slot, confirmed_slot, finalized_slot, snapshot_slot,
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transaction_count, identity_balance
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processed_slot,
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confirmed_slot,
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finalized_slot,
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snapshot_slot
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.map(|s| s.to_string())
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.unwrap_or_else(|| "-".to_string()),
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transaction_count,
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identity_balance
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));
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}
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Err(err) => {
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