86 lines
2.3 KiB
Go
86 lines
2.3 KiB
Go
package staking
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import (
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"fmt"
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tmtypes "github.com/tendermint/tendermint/types"
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cryptocodec "github.com/cosmos/cosmos-sdk/crypto/codec"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/x/staking/keeper"
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"github.com/cosmos/cosmos-sdk/x/staking/types"
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)
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// WriteValidators returns a slice of bonded genesis validators.
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func WriteValidators(ctx sdk.Context, keeper *keeper.Keeper) (vals []tmtypes.GenesisValidator, err error) {
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keeper.IterateLastValidators(ctx, func(_ int64, validator types.ValidatorI) (stop bool) {
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pk, err := validator.ConsPubKey()
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if err != nil {
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return true
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}
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tmPk, err := cryptocodec.ToTmPubKeyInterface(pk)
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if err != nil {
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return true
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}
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vals = append(vals, tmtypes.GenesisValidator{
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Address: sdk.ConsAddress(tmPk.Address()).Bytes(),
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PubKey: tmPk,
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Power: validator.GetConsensusPower(keeper.PowerReduction(ctx)),
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Name: validator.GetMoniker(),
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})
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return false
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})
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return
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}
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// ValidateGenesis validates the provided staking genesis state to ensure the
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// expected invariants holds. (i.e. params in correct bounds, no duplicate validators)
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func ValidateGenesis(data *types.GenesisState) error {
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if err := validateGenesisStateValidators(data.Validators); err != nil {
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return err
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}
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return data.Params.Validate()
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}
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func validateGenesisStateValidators(validators []types.Validator) error {
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addrMap := make(map[string]bool, len(validators))
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for i := 0; i < len(validators); i++ {
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val := validators[i]
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consPk, err := val.ConsPubKey()
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if err != nil {
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return err
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}
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strKey := string(consPk.Bytes())
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if _, ok := addrMap[strKey]; ok {
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consAddr, err := val.GetConsAddr()
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if err != nil {
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return err
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}
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return fmt.Errorf("duplicate validator in genesis state: moniker %v, address %v", val.Description.Moniker, consAddr)
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}
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if val.Jailed && val.IsBonded() {
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consAddr, err := val.GetConsAddr()
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if err != nil {
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return err
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}
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return fmt.Errorf("validator is bonded and jailed in genesis state: moniker %v, address %v", val.Description.Moniker, consAddr)
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}
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if val.DelegatorShares.IsZero() && !val.IsUnbonding() {
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return fmt.Errorf("bonded/unbonded genesis validator cannot have zero delegator shares, validator: %v", val)
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}
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addrMap[strKey] = true
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}
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return nil
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}
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