/
hooks.go
128 lines (108 loc) · 4.22 KB
/
hooks.go
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package keeper
import (
"fmt"
sdk "github.com/OCEChain/OCEChain/types"
"github.com/OCEChain/OCEChain/x/distribution/types"
)
// Create a new validator distribution record
func (k Keeper) onValidatorCreated(ctx sdk.Context, valAddr sdk.ValAddress) {
height := ctx.BlockHeight()
vdi := types.ValidatorDistInfo{
OperatorAddr: valAddr,
FeePoolWithdrawalHeight: height,
DelAccum: types.NewTotalAccum(height),
DelPool: types.DecCoins{},
ValCommission: types.DecCoins{},
}
k.SetValidatorDistInfo(ctx, vdi)
}
// Withdraw all validator rewards
func (k Keeper) onValidatorModified(ctx sdk.Context, valAddr sdk.ValAddress) {
// This doesn't need to be run at genesis
if ctx.BlockHeight() > 0 {
if err := k.WithdrawValidatorRewardsAll(ctx, valAddr); err != nil {
panic(err)
}
}
}
// Withdraw all validator rewards
func (k Keeper) onValidatorBonded(ctx sdk.Context, valAddr sdk.ValAddress) {
lastPower := k.stakeKeeper.GetLastValidatorPower(ctx, valAddr)
if !lastPower.Equal(sdk.ZeroInt()) {
panic("expected last power to be 0 for validator entering bonded state")
}
k.onValidatorModified(ctx, valAddr)
}
// Sanity check, very useful!
func (k Keeper) onValidatorPowerDidChange(ctx sdk.Context, valAddr sdk.ValAddress) {
vi := k.GetValidatorDistInfo(ctx, valAddr)
if vi.FeePoolWithdrawalHeight != ctx.BlockHeight() {
panic(fmt.Sprintf("expected validator (%v) dist info FeePoolWithdrawalHeight to be updated to %v, but was %v.",
valAddr.String(), ctx.BlockHeight(), vi.FeePoolWithdrawalHeight))
}
}
// Withdrawal all validator distribution rewards and cleanup the distribution record
func (k Keeper) onValidatorRemoved(ctx sdk.Context, valAddr sdk.ValAddress) {
k.RemoveValidatorDistInfo(ctx, valAddr)
}
//_________________________________________________________________________________________
// Create a new delegator distribution record
func (k Keeper) onDelegationCreated(ctx sdk.Context, delAddr sdk.AccAddress,
valAddr sdk.ValAddress) {
ddi := types.DelegationDistInfo{
DelegatorAddr: delAddr,
ValOperatorAddr: valAddr,
DelPoolWithdrawalHeight: ctx.BlockHeight(),
}
k.SetDelegationDistInfo(ctx, ddi)
}
// Withdrawal all validator rewards
func (k Keeper) onDelegationSharesModified(ctx sdk.Context, delAddr sdk.AccAddress,
valAddr sdk.ValAddress) {
if err := k.WithdrawDelegationReward(ctx, delAddr, valAddr); err != nil {
panic(err)
}
}
// Withdrawal all validator distribution rewards and cleanup the distribution record
func (k Keeper) onDelegationRemoved(ctx sdk.Context, delAddr sdk.AccAddress,
valAddr sdk.ValAddress) {
k.RemoveDelegationDistInfo(ctx, delAddr, valAddr)
}
//_________________________________________________________________________________________
// Wrapper struct
type Hooks struct {
k Keeper
}
var _ sdk.StakingHooks = Hooks{}
// New Validator Hooks
func (k Keeper) Hooks() Hooks { return Hooks{k} }
// nolint
func (h Hooks) OnValidatorCreated(ctx sdk.Context, valAddr sdk.ValAddress) {
h.k.onValidatorCreated(ctx, valAddr)
}
func (h Hooks) OnValidatorModified(ctx sdk.Context, valAddr sdk.ValAddress) {
h.k.onValidatorModified(ctx, valAddr)
}
func (h Hooks) OnValidatorRemoved(ctx sdk.Context, _ sdk.ConsAddress, valAddr sdk.ValAddress) {
h.k.onValidatorRemoved(ctx, valAddr)
}
func (h Hooks) OnDelegationCreated(ctx sdk.Context, delAddr sdk.AccAddress, valAddr sdk.ValAddress) {
h.k.onValidatorModified(ctx, valAddr)
h.k.onDelegationCreated(ctx, delAddr, valAddr)
}
func (h Hooks) OnDelegationSharesModified(ctx sdk.Context, delAddr sdk.AccAddress, valAddr sdk.ValAddress) {
h.k.onValidatorModified(ctx, valAddr)
h.k.onDelegationSharesModified(ctx, delAddr, valAddr)
}
func (h Hooks) OnDelegationRemoved(ctx sdk.Context, delAddr sdk.AccAddress, valAddr sdk.ValAddress) {
h.k.onDelegationRemoved(ctx, delAddr, valAddr)
}
func (h Hooks) OnValidatorBeginUnbonding(ctx sdk.Context, _ sdk.ConsAddress, valAddr sdk.ValAddress) {
h.k.onValidatorModified(ctx, valAddr)
}
func (h Hooks) OnValidatorBonded(ctx sdk.Context, _ sdk.ConsAddress, valAddr sdk.ValAddress) {
h.k.onValidatorBonded(ctx, valAddr)
}
func (h Hooks) OnValidatorPowerDidChange(ctx sdk.Context, _ sdk.ConsAddress, valAddr sdk.ValAddress) {
h.k.onValidatorPowerDidChange(ctx, valAddr)
}