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ADR 016: Validator Consensus Key Rotation #9016

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ADR 016: Validator Consensus Key Rotation #9016

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22 changes: 22 additions & 0 deletions proto/cosmos/staking/v1beta1/staking.proto
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Original file line number Diff line number Diff line change
Expand Up @@ -332,3 +332,25 @@ message Pool {
(gogoproto.moretags) = "yaml:\"bonded_tokens\""
];
}

// ConsPubKeyRotationHistory contains a validator's consensus public key rotation history.
message ConsPubKeyRotationHistory {
option (gogoproto.equal) = false;
option (gogoproto.goproto_stringer) = false;
option (gogoproto.goproto_getters) = false;

// operator_address defines the address of the validator's operator; bech encoded in JSON.
string operator_address = 1 [(gogoproto.moretags) = "yaml:\"operator_address\""];
// old_cons_pub_key is the old consensus public key of the validator, as a Protobuf Any.
google.protobuf.Any old_cons_pub_key = 2 [
(cosmos_proto.accepts_interface) = "cosmos.crypto.PubKey",
(gogoproto.moretags) = "yaml:\"old_consensus_pubkey\""
];
// new_cons_pub_key is the new consensus public key of the validator, as a Protobuf Any.
google.protobuf.Any new_cons_pub_key = 3 [
(cosmos_proto.accepts_interface) = "cosmos.crypto.PubKey",
(gogoproto.moretags) = "yaml:\"new_consensus_pubkey\""
];
// height defines the block height at which the rotation event occured.
uint64 height = 4;
}
15 changes: 15 additions & 0 deletions proto/cosmos/staking/v1beta1/tx.proto
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Expand Up @@ -30,6 +30,9 @@ service Msg {
// Undelegate defines a method for performing an undelegation from a
// delegate and a validator.
rpc Undelegate(MsgUndelegate) returns (MsgUndelegateResponse);

// RotateConsPubKey defines a method for performing a rotation of a validator's consensus public key.
rpc RotateConsPubKey(MsgRotateConsPubKey) returns (MsgRotateConsPubKeyResponse);
}

// MsgCreateValidator defines a SDK message for creating a new validator.
Expand Down Expand Up @@ -124,3 +127,15 @@ message MsgUndelegate {
message MsgUndelegateResponse {
google.protobuf.Timestamp completion_time = 1 [(gogoproto.nullable) = false, (gogoproto.stdtime) = true];
}

// MsgRotateConsPubKey defines a SDK message for performing a rotation of a validator's consensus public key.
message MsgRotateConsPubKey {
option (gogoproto.equal) = false;
option (gogoproto.goproto_getters) = false;

string validator_address = 1 [(gogoproto.moretags) = "yaml:\"validator_address\""];
google.protobuf.Any new_cons_pub_key = 2 [(cosmos_proto.accepts_interface) = "cosmos.crypto.PubKey"];
}

// MsgRotateConsPubKeyResponse defines the Msg/RotateConsPubKey response type.
message MsgRotateConsPubKeyResponse {}
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