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EngineStateSnapshot

hypercall::rsm::engine_state_snapshot

Struct EngineStateSnapshot 

Source 
pub struct EngineStateSnapshot {
Show 32 fields
    pub version: u32,
    pub last_command_id: i64,
    pub last_l2_seq: i64,
    pub next_order_id: u64,
    pub next_trade_id: u64,
    pub expired_instruments: HashMap<String, bool>,
    pub orderbooks: HashMap<String, Vec<OrderSnapshotEntry>>,
    pub engine_positions: HashMap<(WalletAddress, String), EnginePosition>,
    pub balance_ledger: HashMap<WalletAddress, Decimal>,
    pub last_balance_update_seq: u64,
    pub deposit_update_watermarks: HashMap<WalletAddress, DepositUpdateWatermark>,
    pub agent_authorizations: HashMap<WalletAddress, Vec<(WalletAddress, Option<u64>)>>,
    pub agent_auth_loaded: bool,
    pub nonce_watermarks: HashMap<WalletAddress, u64>,
    pub nonce_sets: HashMap<WalletAddress, Vec<u64>>,
    pub hypercore_account_equity: HashMap<WalletAddress, Decimal>,
    pub hypercore_equity_timestamps: HashMap<WalletAddress, u64>,
    pub perp_positions: HashMap<(String, String), PerpPosition>,
    pub spot_prices: HashMap<String, Decimal>,
    pub iv_surfaces: HashMap<String, VolatilitySurfaceSnapshot>,
    pub iv_source_timestamps: HashMap<String, i64>,
    pub instrument_trading_modes: HashMap<String, TradingModes>,
    pub mmp_state: HashMap<(WalletAddress, String), EngineMmpState>,
    pub liquidation_states: HashMap<WalletAddress, LiquidationStateType>,
    pub wallet_margin_modes: HashMap<WalletAddress, MarginMode>,
    pub mmp_enabled: HashMap<(WalletAddress, String), bool>,
    pub wallet_trading_limits: HashMap<WalletAddress, TradingLimits>,
    pub default_trading_limits: TradingLimits,
    pub wallet_tiers: HashMap<WalletAddress, String>,
    pub rsm_signer_nonces: HashMap<WalletAddress, u64>,
    pub applied_deposit_source_event_hashes: BTreeSet<FixedBytes<32>>,
    pub pm_settlement_state: PmSettlementState,

}
Expand description

Persistent engine state snapshot for fast restart recovery.

Fields§

§version: u32

Format version for forward compatibility.

§last_command_id: i64

Last command ID replicated to Postgres (from checkpoint at write time).

§last_l2_seq: i64

Last L2 sequence number (from checkpoint at write time).

§next_order_id: u64

Next order ID counter.

§next_trade_id: u64

Next trade ID counter.

§expired_instruments: HashMap<String, bool>

Expired instruments map (symbol → expired flag).

§orderbooks: HashMap<String, Vec<OrderSnapshotEntry>>

Orderbook orders keyed by symbol.

§engine_positions: HashMap<(WalletAddress, String), EnginePosition>

Engine-owned positions (wallet+symbol -> quantity+entry_price).

§balance_ledger: HashMap<WalletAddress, Decimal>

Engine-owned cash balances per wallet.

§last_balance_update_seq: u64

Last applied canonical balance update sequence.

§deposit_update_watermarks: HashMap<WalletAddress, DepositUpdateWatermark>

Last applied deposit update per wallet.

§agent_authorizations: HashMap<WalletAddress, Vec<(WalletAddress, Option<u64>)>>

Agent authorizations: owner wallet → list of (agent wallet, optional expiry ms).

§agent_auth_loaded: bool

Legacy marker retained only so existing snapshots deserialize.

§nonce_watermarks: HashMap<WalletAddress, u64>

Per-wallet nonce high-water marks for replay protection (legacy format).

§nonce_sets: HashMap<WalletAddress, Vec<u64>>

Per-signer bounded nonce sets (HL model). Serialized as sorted Vec.

§hypercore_account_equity: HashMap<WalletAddress, Decimal>

HyperCore account equity per wallet for PM margin calculations.

§hypercore_equity_timestamps: HashMap<WalletAddress, u64>

Last applied HyperCore equity update timestamp per wallet.

§perp_positions: HashMap<(String, String), PerpPosition>

HyperCore perp positions per account and coin for PM margin calculations.

§spot_prices: HashMap<String, Decimal>

Canonical spot prices used by deterministic margin checks.

§iv_surfaces: HashMap<String, VolatilitySurfaceSnapshot>

Canonical IV surfaces used by deterministic margin checks.

§iv_source_timestamps: HashMap<String, i64>

Source timestamps for canonical IV surfaces.

§instrument_trading_modes: HashMap<String, TradingModes>

Per-instrument trading mode.

§mmp_state: HashMap<(WalletAddress, String), EngineMmpState>

Engine-owned MMP state per wallet/currency.

§liquidation_states: HashMap<WalletAddress, LiquidationStateType>

Engine-owned liquidation state per wallet.

§wallet_margin_modes: HashMap<WalletAddress, MarginMode>

Engine-owned margin mode per wallet.

§mmp_enabled: HashMap<(WalletAddress, String), bool>

Engine-owned MMP enabled state per wallet/currency.

§wallet_trading_limits: HashMap<WalletAddress, TradingLimits>

Engine-owned trading limits per wallet.

§default_trading_limits: TradingLimits

Default trading limits used when a wallet has no explicit tier.

§wallet_tiers: HashMap<WalletAddress, String>

Engine-owned tier name per wallet.

§rsm_signer_nonces: HashMap<WalletAddress, u64>

Canonical next RSM nonce per signer.

§applied_deposit_source_event_hashes: BTreeSet<FixedBytes<32>>

Applied cash DepositUpdate source event hashes.

This is intentionally unbounded incident-stabilization state. See EngineCtx field docs for the replacement plan.

§pm_settlement_state: PmSettlementState

Engine-owned PM settlement-pool state. Projection rows are downstream and must never hydrate this field.

Trait Implementations§

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impl Debug for EngineStateSnapshot

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl<'de> Deserialize<'de> for EngineStateSnapshot

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Serialize for EngineStateSnapshot

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more

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