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Reduce cognitive complexity

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Signed-off-by: Julian Strobl <jmastr@mailbox.org>
This commit is contained in:
Julian Strobl 2023-07-05 15:04:34 +02:00
parent 2a1a7bf6a6
commit df23c3db05
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GPG Key ID: E0A8F9AD733499A7
1 changed files with 64 additions and 31 deletions
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95
app/export.go
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@ -2,7 +2,6 @@ package app
import (
"encoding/json"
"fmt"
"log"
tmproto "github.com/cometbft/cometbft/proto/tendermint/types"
@ -74,23 +73,11 @@ func (app *App) prepForZeroHeightGenesis(ctx sdk.Context, jailAllowedAddrs []str
/* Handle fee distribution state. */
// withdraw all validator commission
app.StakingKeeper.IterateValidators(ctx, func(_ int64, val stakingtypes.ValidatorI) (stop bool) {
_, _ = app.DistrKeeper.WithdrawValidatorCommission(ctx, val.GetOperator())
return false
})
app.withdrawAllValidatorCommission(ctx)
// withdraw all delegator rewards
dels := app.StakingKeeper.GetAllDelegations(ctx)
for _, delegation := range dels {
valAddr, err := sdk.ValAddressFromBech32(delegation.ValidatorAddress)
if err != nil {
panic(err)
}
delAddr := sdk.MustAccAddressFromBech32(delegation.DelegatorAddress)
_, _ = app.DistrKeeper.WithdrawDelegationRewards(ctx, delAddr, valAddr)
}
app.withdrawAllDelegatorRewards(ctx, dels)
// clear validator slash events
app.DistrKeeper.DeleteAllValidatorSlashEvents(ctx)
@ -103,6 +90,54 @@ func (app *App) prepForZeroHeightGenesis(ctx sdk.Context, jailAllowedAddrs []str
ctx = ctx.WithBlockHeight(0)
// reinitialize all validators
app.reinitializeAllValidators(ctx)
// reinitialize all delegations
app.reinitializeAllDelegations(ctx, dels)
// reset context height
ctx = ctx.WithBlockHeight(height)
/* Handle staking state. */
// iterate through redelegations, reset creation height
app.iterateRedelegations(ctx)
// iterate through unbonding delegations, reset creation height
app.iterateUnbondingDelegations(ctx)
// Iterate through validators by power descending, reset bond heights, and
// update bond intra-tx counters.
app.iterateValidatorsPowerDescending(ctx, applyAllowedAddrs, allowedAddrsMap)
/* Handle slashing state. */
// reset start height on signing infos
app.resetStartHeight(ctx)
}
func (app *App) withdrawAllValidatorCommission(ctx sdk.Context) {
app.StakingKeeper.IterateValidators(ctx, func(_ int64, val stakingtypes.ValidatorI) (stop bool) {
_, _ = app.DistrKeeper.WithdrawValidatorCommission(ctx, val.GetOperator())
return false
})
}
func (app *App) withdrawAllDelegatorRewards(ctx sdk.Context, dels []stakingtypes.Delegation) error {
for _, delegation := range dels {
valAddr, err := sdk.ValAddressFromBech32(delegation.ValidatorAddress)
if err != nil {
return err
}
delAddr := sdk.MustAccAddressFromBech32(delegation.DelegatorAddress)
_, _ = app.DistrKeeper.WithdrawDelegationRewards(ctx, delAddr, valAddr)
}
return nil
}
func (app *App) reinitializeAllValidators(ctx sdk.Context) {
app.StakingKeeper.IterateValidators(ctx, func(_ int64, val stakingtypes.ValidatorI) (stop bool) {
// donate any unwithdrawn outstanding reward fraction tokens to the community pool
scraps := app.DistrKeeper.GetValidatorOutstandingRewardsCoins(ctx, val.GetOperator())
@ -115,32 +150,30 @@ func (app *App) prepForZeroHeightGenesis(ctx sdk.Context, jailAllowedAddrs []str
}
return false
})
}
// reinitialize all delegations
func (app *App) reinitializeAllDelegations(ctx sdk.Context, dels []stakingtypes.Delegation) error {
for _, del := range dels {
valAddr, err := sdk.ValAddressFromBech32(del.ValidatorAddress)
if err != nil {
panic(err)
return err
}
delAddr := sdk.MustAccAddressFromBech32(del.DelegatorAddress)
if err := app.DistrKeeper.Hooks().BeforeDelegationCreated(ctx, delAddr, valAddr); err != nil {
// never called as BeforeDelegationCreated always returns nil
panic(fmt.Errorf("error while incrementing period: %w", err))
return err
}
if err := app.DistrKeeper.Hooks().AfterDelegationModified(ctx, delAddr, valAddr); err != nil {
// never called as AfterDelegationModified always returns nil
panic(fmt.Errorf("error while creating a new delegation period record: %w", err))
return err
}
}
return nil
}
// reset context height
ctx = ctx.WithBlockHeight(height)
/* Handle staking state. */
// iterate through redelegations, reset creation height
func (app *App) iterateRedelegations(ctx sdk.Context) {
app.StakingKeeper.IterateRedelegations(ctx, func(_ int64, red stakingtypes.Redelegation) (stop bool) {
for i := range red.Entries {
red.Entries[i].CreationHeight = 0
@ -148,8 +181,9 @@ func (app *App) prepForZeroHeightGenesis(ctx sdk.Context, jailAllowedAddrs []str
app.StakingKeeper.SetRedelegation(ctx, red)
return false
})
}
// iterate through unbonding delegations, reset creation height
func (app *App) iterateUnbondingDelegations(ctx sdk.Context) {
app.StakingKeeper.IterateUnbondingDelegations(ctx, func(_ int64, ubd stakingtypes.UnbondingDelegation) (stop bool) {
for i := range ubd.Entries {
ubd.Entries[i].CreationHeight = 0
@ -157,9 +191,9 @@ func (app *App) prepForZeroHeightGenesis(ctx sdk.Context, jailAllowedAddrs []str
app.StakingKeeper.SetUnbondingDelegation(ctx, ubd)
return false
})
}
// Iterate through validators by power descending, reset bond heights, and
// update bond intra-tx counters.
func (app *App) iterateValidatorsPowerDescending(ctx sdk.Context, applyAllowedAddrs bool, allowedAddrsMap map[string]bool) {
store := ctx.KVStore(app.GetKey(stakingtypes.StoreKey))
iter := sdk.KVStoreReversePrefixIterator(store, stakingtypes.ValidatorsKey)
counter := int16(0)
@ -189,10 +223,9 @@ func (app *App) prepForZeroHeightGenesis(ctx sdk.Context, jailAllowedAddrs []str
if err != nil {
log.Fatal(err)
}
}
/* Handle slashing state. */
// reset start height on signing infos
func (app *App) resetStartHeight(ctx sdk.Context) {
app.SlashingKeeper.IterateValidatorSigningInfos(
ctx,
func(addr sdk.ConsAddress, info slashingtypes.ValidatorSigningInfo) (stop bool) {