Runtime Events

Acala Runtime Events

Auction Related

Event

Parameters

Description

Module

NewCollateralAuction

1. AuctionId : new collateral auction id</br> 2. CurrencyId : collateral type</br> 3. Balance : collateral amount</br> 4. Balance : target aUSD amount, when bid >= target, auction is in reverse stage</br>

collateral auction created

AuctionManager

NewDebitAuction

1. AuctionId : auction id</br> 2. Balance : initial avalible ACA amount </br> 3. Balance : fixed aUSD amount, bid must >= it</br>

debit auction created

AuctionManager

NewSurplusAuction

1. AuctionId : auction id</br> 2. Balance : aUSD amount of surplus</br>

surplus auction created

AuctionManager

CancelAuction

1. AuctionId : auction id</br>

auction canceled

AuctionManager

AuctionDealed

1. AuctionId : auction id</br>

auction dealed

AuctionManager

Bid

1. AuctionId : auction id</br> 2. AccountId : bidder address </br> 3. Balance : bid price</br>

bid succeeded

Auction

DEX Related

Event

Parameters

Description

Module

AddLiquidity

1. AccountId : who add liquidity to pool</br> 2. CurrencyId : specific liquidity pool of other token / aUSD pair</br> 3. Balance : other token amount added</br> 4. Balance : aUSD amount added</br> 5. Share : increased share amount</br>

add liquidity to specific pool

Dex

WithdrawLiquidity

1. AccountId : who withdraw liquidity from pool</br> 2. CurrencyId : specific liquidity pool of other token / aUSD pair</br> 3. Balance : other token amount withdrew </br> 4. Balance : aUSD amount withdrew</br> 5. Share : decreased share amount</br>

withdraw liquidity from specific pool

Dex

Swap

1. AccountId : exchanger</br> 2. CurrencyId : the token type which exchanger sold to DEX </br> 3. Balance : amount of sold token </br> 4. CurrencyId : the token type which exchanger bought from DEX</br> 5. Balance : amount of bought token</br>

swap token to another token with DEX

Dex

Homa Related

Event

Parameters

Description

Module

BondAndMint

1. AccountId : caller</br> 2. Balance : DOT amount to bond by homa protocol </br> 3. Balance : issued LDOT amount to caller</br>

lock DOT to Homa protocal and issue liquid DOT

StakingPool

RedeemByUnbond

1. AccountId : caller</br> 2. Balance : amount of LDOT to redeem</br>

redeem DOT by normal unbonding

StakingPool

RedeemByFreeUnbonded

1. AccountId : caller</br> 2. Balance : fee in LDOT</br> 3. Balance : LDOT amount to redeem</br> 4. Balance : redeemed DOT amount</br>

redeem DOT directly with Homa free pool

StakingPool

RedeemByClaimUnbonding

1. AccountId : caller</br> 2. EraIndex: target era index to claim redeption</br> 3. Balance : fee in LDOT</br> 4. Balance : LDOT amount to redeem</br> 5. Balance : redeemed DOT amount</br>

redeem DOT by claiming unbonding

StakingPool

CDP Related

Event

Parameters

Description

Module

Authorization

1. AccountId : authorizer account</br> 2. AccountId : the authorized account</br> 3. CurrencyId : the authorized loan type</br>

An account authorize other account to manipulate its specific type of loan

Honzon

UnAuthorization

1. AccountId : authorizer account</br> 2. AccountId : the authorized account</br> 3. CurrencyId : the authorized loan type</br>

authorizer account revoke the right of authorized account to manipulate specific type of loan

Honzon

UnAuthorizationAll

1. AccountId : authorizer account</br>

account revoked all authorization to other accounts with all loan types

Honzon

LiquidateUnsafeCDP

1. CurrencyId : collateral token type</br> 2. AccountId : owner of the liquidated CDP</br> 3. Balance : the confiscated amount for liquidation</br> 4. Balance : the bad debt amount(in aUSD) produced by the liquidated Cdp</br>

liquidate an unsafe CDP

CdpEngine

SettleCDPInDebit

1. CurrencyId : collateral token type</br> 2. AccountId : owner of the settled CDP</br>

settle a CDP has debit after emergency shutdown begin

CdpEngine

UpdatePosition

1. AccountId : CDP's owner</br> 2. CurrencyId : CDP's collateral type</br> 3. Amount : collateral adjustment amount, positive means collateral increased, negative means collateral decreased</br> 4. DebitAmount : debit adjustment amount, positive means CDP's debit increased and owner get more aUSD loan, negative means CDP's debit decreased and owner repay some debt</br>

cdp owner manipulate his loan and collateral

Loans

ConfiscateCollateralAndDebit

1. AccountId : CDP's owner</br> 2. CurrencyId : CDP's collateral type</br> 3. Balance : collateral amount to be confiscated </br> 4. DebitBalance : debit balance to be confiscated </br>

emit by system operations for CDPs, such as settlement, liquidation

Loans

TransferLoan

1. AccountId : sender</br> 2. AccountId : receiver</br> 3. CurrencyId : collateral type</br>

sender transfer his whole specific collateral CDP(include all collateral amount and debit amount) to receiver

Loans

Emergency Shutdown Related

Event

Parameters

Description

Module

Shutdown

1. BlockNumber : block number the emergency shutdown occurs

system emergency shutdown

EmergencyShutdown

OpenRefund

1. BlockNumber : block number when refund operation is allowed

refund operation opened

EmergencyShutdown

Refund

1. Balance : aUSD amount used to refund

refund succeeded

EmergencyShutdown

Risk Management Parameters Related

Event

Parameters

Description

Module

UpdateStabilityFee

1. CurrencyId : collateral type</br> 2. Option<Rate> : extra stalibity fee rate

param updated

CdpEngine

UpdateLiquidationRatio

1. CurrencyId : collateral type</br> 2. Option<Ratio> : liquidation ratio

param updated

CdpEngine

UpdateLiquidationPenalty

1. CurrencyId : collateral type</br> 2. Option<Rate> : extra penalty rate when CDP liquidated

param updated

CdpEngine

UpdateRequiredCollateralRatio

1. CurrencyId : collateral type</br> 2. Option<Ratio> : the limit of collateral ratio when owner manipulate

param updated

CdpEngine

UpdateMaximumTotalDebitValue

1. CurrencyId : collateral type</br> 2. Balance : aUSD cap issued by this type of collateral

param updated

CdpEngine

UpdateSurplusAuctionFixedSize

1. Balance : fixed aUSD amount to be sold in a surplus auction</br>

param updated

CdpTreasury

UpdateSurplusBufferSize

1. Balance : surplus pool buffer size, surplus auction is only created when surplus pool exceed it</br>

param updated

CdpTreasury

UpdateInitialAmountPerDebitAuction

1. Balance : initial ACA amount to be sold in a debit auction</br>

param updated

CdpTreasury

UpdateDebitAuctionFixedSize

1. Balance : fixed aUSD amount to buy a debit auction</br>

param updated

CdpTreasury

UpdateCollateralAuctionMaximumSize

1. CurrencyId : collateral type</br> 2. Balance : max collateral amount to be sold when create new collateral auction

param updated

CdpTreasury