2018-05-28 12:38:02 -07:00
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package slashing
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import (
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sdk "github.com/cosmos/cosmos-sdk/types"
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)
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func NewHandler(k Keeper) sdk.Handler {
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return func(ctx sdk.Context, msg sdk.Msg) sdk.Result {
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// NOTE msg already has validate basic run
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switch msg := msg.(type) {
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2018-08-22 08:56:13 -07:00
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case MsgUnjail:
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return handleMsgUnjail(ctx, msg, k)
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2018-05-28 12:38:02 -07:00
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default:
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return sdk.ErrTxDecode("invalid message parse in staking module").Result()
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}
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}
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}
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2018-08-22 08:56:13 -07:00
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// Validators must submit a transaction to unjail itself after
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// having been jailed (and thus unbonded) for downtime
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func handleMsgUnjail(ctx sdk.Context, msg MsgUnjail, k Keeper) sdk.Result {
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2018-06-01 15:27:37 -07:00
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validator := k.validatorSet.Validator(ctx, msg.ValidatorAddr)
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2018-05-28 12:38:02 -07:00
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if validator == nil {
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return ErrNoValidatorForAddress(k.codespace).Result()
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}
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2018-08-31 12:21:12 -07:00
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// cannot be unjailed if no self-delegation exists
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selfDel := k.validatorSet.Delegation(ctx, sdk.AccAddress(msg.ValidatorAddr), msg.ValidatorAddr)
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if selfDel == nil {
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return ErrMissingSelfDelegation(k.codespace).Result()
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}
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2018-08-22 08:56:13 -07:00
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if !validator.GetJailed() {
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return ErrValidatorNotJailed(k.codespace).Result()
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2018-07-02 22:47:40 -07:00
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}
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2018-08-31 17:01:23 -07:00
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addr := sdk.ConsAddress(validator.GetPubKey().Address())
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2018-05-28 14:55:39 -07:00
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info, found := k.getValidatorSigningInfo(ctx, addr)
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2018-05-28 13:08:13 -07:00
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if !found {
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return ErrNoValidatorForAddress(k.codespace).Result()
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}
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2018-08-31 12:21:12 -07:00
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// cannot be unjailed until out of jail
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2018-08-12 00:33:48 -07:00
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if ctx.BlockHeader().Time.Before(info.JailedUntil) {
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2018-05-28 13:08:13 -07:00
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return ErrValidatorJailed(k.codespace).Result()
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}
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2018-05-28 12:38:02 -07:00
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2018-08-31 12:21:12 -07:00
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// update the starting height so the validator can't be immediately jailed
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// again
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2018-05-28 14:55:39 -07:00
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info.StartHeight = ctx.BlockHeight()
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k.setValidatorSigningInfo(ctx, addr, info)
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2018-08-22 08:56:13 -07:00
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k.validatorSet.Unjail(ctx, validator.GetPubKey())
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2018-05-28 12:38:02 -07:00
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2018-08-22 08:56:13 -07:00
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tags := sdk.NewTags("action", []byte("unjail"), "validator", []byte(msg.ValidatorAddr.String()))
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2018-05-28 14:55:39 -07:00
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2018-05-28 12:38:02 -07:00
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return sdk.Result{
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Tags: tags,
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}
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}
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