ADR-016: Update ABCI Info method for versions (#2662)

* abci: update RequestInfo for versions

* abci: update ResponseInfo for versions

* compile fix

* fix test

* software_version -> version

* comment fix

* update spec

* add test

* comments and fix test

CHANGELOG_PENDING.md

@@ -21,6 +21,8 @@ BREAKING CHANGES:
   * [abci] \#2298 ResponseQuery.Proof is now a structured merkle.Proof, not just
     arbitrary bytes
   * [abci] \#2644 Add Version to Header and shift all fields by one
+  * [abci] \#2662 Bump the field numbers for some `ResponseInfo` fields to make room for
+      `AppVersion`
 
 * Go API
   * [node] Remove node.RunForever
@@ -52,6 +54,7 @@ BREAKING CHANGES:
 FEATURES:
 - [crypto/merkle] \#2298 General Merkle Proof scheme for chaining various types of Merkle trees together
 - [abci] \#2557 Add `Codespace` field to `Response{CheckTx, DeliverTx, Query}`
+- [abci] \#2662 Add `BlockVersion` and `P2PVersion` to `RequestInfo`
 
 IMPROVEMENTS:
 - Additional Metrics

abci/example/kvstore/kvstore.go

@@ -10,11 +10,14 @@ import (
 	"github.com/tendermint/tendermint/abci/types"
 	cmn "github.com/tendermint/tendermint/libs/common"
 	dbm "github.com/tendermint/tendermint/libs/db"
+	"github.com/tendermint/tendermint/version"
 )
 
 var (
 	stateKey        = []byte("stateKey")
 	kvPairPrefixKey = []byte("kvPairKey:")
+
+	ProtocolVersion version.Protocol = 0x1
 )
 
 type State struct {
@@ -65,7 +68,11 @@ func NewKVStoreApplication() *KVStoreApplication {
 }
 
 func (app *KVStoreApplication) Info(req types.RequestInfo) (resInfo types.ResponseInfo) {
-	return types.ResponseInfo{Data: fmt.Sprintf("{\"size\":%v}", app.state.Size)}
+	return types.ResponseInfo{
+		Data:       fmt.Sprintf("{\"size\":%v}", app.state.Size),
+		Version:    version.ABCIVersion,
+		AppVersion: ProtocolVersion.Uint64(),
+	}
 }
 
 // tx is either "key=value" or just arbitrary bytes

abci/types/types.pb.go

@@ -61,7 +61,7 @@ func (m *Request) Reset()         { *m = Request{} }
 func (m *Request) String() string { return proto.CompactTextString(m) }
 func (*Request) ProtoMessage()    {}
 func (*Request) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{0}
+	return fileDescriptor_types_4449c1011851ea19, []int{0}
 }
 func (m *Request) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -483,7 +483,7 @@ func (m *RequestEcho) Reset()         { *m = RequestEcho{} }
 func (m *RequestEcho) String() string { return proto.CompactTextString(m) }
 func (*RequestEcho) ProtoMessage()    {}
 func (*RequestEcho) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{1}
+	return fileDescriptor_types_4449c1011851ea19, []int{1}
 }
 func (m *RequestEcho) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -529,7 +529,7 @@ func (m *RequestFlush) Reset()         { *m = RequestFlush{} }
 func (m *RequestFlush) String() string { return proto.CompactTextString(m) }
 func (*RequestFlush) ProtoMessage()    {}
 func (*RequestFlush) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{2}
+	return fileDescriptor_types_4449c1011851ea19, []int{2}
 }
 func (m *RequestFlush) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -560,6 +560,8 @@ var xxx_messageInfo_RequestFlush proto.InternalMessageInfo
 
 type RequestInfo struct {
 	Version              string   `protobuf:"bytes,1,opt,name=version,proto3" json:"version,omitempty"`
+	BlockVersion         uint64   `protobuf:"varint,2,opt,name=block_version,json=blockVersion,proto3" json:"block_version,omitempty"`
+	P2PVersion           uint64   `protobuf:"varint,3,opt,name=p2p_version,json=p2pVersion,proto3" json:"p2p_version,omitempty"`
 	XXX_NoUnkeyedLiteral struct{} `json:"-"`
 	XXX_unrecognized     []byte   `json:"-"`
 	XXX_sizecache        int32    `json:"-"`
@@ -569,7 +571,7 @@ func (m *RequestInfo) Reset()         { *m = RequestInfo{} }
 func (m *RequestInfo) String() string { return proto.CompactTextString(m) }
 func (*RequestInfo) ProtoMessage()    {}
 func (*RequestInfo) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{3}
+	return fileDescriptor_types_4449c1011851ea19, []int{3}
 }
 func (m *RequestInfo) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -605,6 +607,20 @@ func (m *RequestInfo) GetVersion() string {
 	return ""
 }
 
+func (m *RequestInfo) GetBlockVersion() uint64 {
+	if m != nil {
+		return m.BlockVersion
+	}
+	return 0
+}
+
+func (m *RequestInfo) GetP2PVersion() uint64 {
+	if m != nil {
+		return m.P2PVersion
+	}
+	return 0
+}
+
 // nondeterministic
 type RequestSetOption struct {
 	Key                  string   `protobuf:"bytes,1,opt,name=key,proto3" json:"key,omitempty"`
@@ -618,7 +634,7 @@ func (m *RequestSetOption) Reset()         { *m = RequestSetOption{} }
 func (m *RequestSetOption) String() string { return proto.CompactTextString(m) }
 func (*RequestSetOption) ProtoMessage()    {}
 func (*RequestSetOption) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{4}
+	return fileDescriptor_types_4449c1011851ea19, []int{4}
 }
 func (m *RequestSetOption) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -676,7 +692,7 @@ func (m *RequestInitChain) Reset()         { *m = RequestInitChain{} }
 func (m *RequestInitChain) String() string { return proto.CompactTextString(m) }
 func (*RequestInitChain) ProtoMessage()    {}
 func (*RequestInitChain) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{5}
+	return fileDescriptor_types_4449c1011851ea19, []int{5}
 }
 func (m *RequestInitChain) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -754,7 +770,7 @@ func (m *RequestQuery) Reset()         { *m = RequestQuery{} }
 func (m *RequestQuery) String() string { return proto.CompactTextString(m) }
 func (*RequestQuery) ProtoMessage()    {}
 func (*RequestQuery) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{6}
+	return fileDescriptor_types_4449c1011851ea19, []int{6}
 }
 func (m *RequestQuery) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -826,7 +842,7 @@ func (m *RequestBeginBlock) Reset()         { *m = RequestBeginBlock{} }
 func (m *RequestBeginBlock) String() string { return proto.CompactTextString(m) }
 func (*RequestBeginBlock) ProtoMessage()    {}
 func (*RequestBeginBlock) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{7}
+	return fileDescriptor_types_4449c1011851ea19, []int{7}
 }
 func (m *RequestBeginBlock) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -894,7 +910,7 @@ func (m *RequestCheckTx) Reset()         { *m = RequestCheckTx{} }
 func (m *RequestCheckTx) String() string { return proto.CompactTextString(m) }
 func (*RequestCheckTx) ProtoMessage()    {}
 func (*RequestCheckTx) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{8}
+	return fileDescriptor_types_4449c1011851ea19, []int{8}
 }
 func (m *RequestCheckTx) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -941,7 +957,7 @@ func (m *RequestDeliverTx) Reset()         { *m = RequestDeliverTx{} }
 func (m *RequestDeliverTx) String() string { return proto.CompactTextString(m) }
 func (*RequestDeliverTx) ProtoMessage()    {}
 func (*RequestDeliverTx) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{9}
+	return fileDescriptor_types_4449c1011851ea19, []int{9}
 }
 func (m *RequestDeliverTx) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -988,7 +1004,7 @@ func (m *RequestEndBlock) Reset()         { *m = RequestEndBlock{} }
 func (m *RequestEndBlock) String() string { return proto.CompactTextString(m) }
 func (*RequestEndBlock) ProtoMessage()    {}
 func (*RequestEndBlock) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{10}
+	return fileDescriptor_types_4449c1011851ea19, []int{10}
 }
 func (m *RequestEndBlock) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1034,7 +1050,7 @@ func (m *RequestCommit) Reset()         { *m = RequestCommit{} }
 func (m *RequestCommit) String() string { return proto.CompactTextString(m) }
 func (*RequestCommit) ProtoMessage()    {}
 func (*RequestCommit) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{11}
+	return fileDescriptor_types_4449c1011851ea19, []int{11}
 }
 func (m *RequestCommit) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1087,7 +1103,7 @@ func (m *Response) Reset()         { *m = Response{} }
 func (m *Response) String() string { return proto.CompactTextString(m) }
 func (*Response) ProtoMessage()    {}
 func (*Response) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{12}
+	return fileDescriptor_types_4449c1011851ea19, []int{12}
 }
 func (m *Response) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1540,7 +1556,7 @@ func (m *ResponseException) Reset()         { *m = ResponseException{} }
 func (m *ResponseException) String() string { return proto.CompactTextString(m) }
 func (*ResponseException) ProtoMessage()    {}
 func (*ResponseException) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{13}
+	return fileDescriptor_types_4449c1011851ea19, []int{13}
 }
 func (m *ResponseException) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1587,7 +1603,7 @@ func (m *ResponseEcho) Reset()         { *m = ResponseEcho{} }
 func (m *ResponseEcho) String() string { return proto.CompactTextString(m) }
 func (*ResponseEcho) ProtoMessage()    {}
 func (*ResponseEcho) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{14}
+	return fileDescriptor_types_4449c1011851ea19, []int{14}
 }
 func (m *ResponseEcho) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1633,7 +1649,7 @@ func (m *ResponseFlush) Reset()         { *m = ResponseFlush{} }
 func (m *ResponseFlush) String() string { return proto.CompactTextString(m) }
 func (*ResponseFlush) ProtoMessage()    {}
 func (*ResponseFlush) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{15}
+	return fileDescriptor_types_4449c1011851ea19, []int{15}
 }
 func (m *ResponseFlush) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1665,8 +1681,9 @@ var xxx_messageInfo_ResponseFlush proto.InternalMessageInfo
 type ResponseInfo struct {
 	Data                 string   `protobuf:"bytes,1,opt,name=data,proto3" json:"data,omitempty"`
 	Version              string   `protobuf:"bytes,2,opt,name=version,proto3" json:"version,omitempty"`
-	LastBlockHeight      int64    `protobuf:"varint,3,opt,name=last_block_height,json=lastBlockHeight,proto3" json:"last_block_height,omitempty"`
-	LastBlockAppHash     []byte   `protobuf:"bytes,4,opt,name=last_block_app_hash,json=lastBlockAppHash,proto3" json:"last_block_app_hash,omitempty"`
+	AppVersion           uint64   `protobuf:"varint,3,opt,name=app_version,json=appVersion,proto3" json:"app_version,omitempty"`
+	LastBlockHeight      int64    `protobuf:"varint,4,opt,name=last_block_height,json=lastBlockHeight,proto3" json:"last_block_height,omitempty"`
+	LastBlockAppHash     []byte   `protobuf:"bytes,5,opt,name=last_block_app_hash,json=lastBlockAppHash,proto3" json:"last_block_app_hash,omitempty"`
 	XXX_NoUnkeyedLiteral struct{} `json:"-"`
 	XXX_unrecognized     []byte   `json:"-"`
 	XXX_sizecache        int32    `json:"-"`
@@ -1676,7 +1693,7 @@ func (m *ResponseInfo) Reset()         { *m = ResponseInfo{} }
 func (m *ResponseInfo) String() string { return proto.CompactTextString(m) }
 func (*ResponseInfo) ProtoMessage()    {}
 func (*ResponseInfo) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{16}
+	return fileDescriptor_types_4449c1011851ea19, []int{16}
 }
 func (m *ResponseInfo) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1719,6 +1736,13 @@ func (m *ResponseInfo) GetVersion() string {
 	return ""
 }
 
+func (m *ResponseInfo) GetAppVersion() uint64 {
+	if m != nil {
+		return m.AppVersion
+	}
+	return 0
+}
+
 func (m *ResponseInfo) GetLastBlockHeight() int64 {
 	if m != nil {
 		return m.LastBlockHeight
@@ -1748,7 +1772,7 @@ func (m *ResponseSetOption) Reset()         { *m = ResponseSetOption{} }
 func (m *ResponseSetOption) String() string { return proto.CompactTextString(m) }
 func (*ResponseSetOption) ProtoMessage()    {}
 func (*ResponseSetOption) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{17}
+	return fileDescriptor_types_4449c1011851ea19, []int{17}
 }
 func (m *ResponseSetOption) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1810,7 +1834,7 @@ func (m *ResponseInitChain) Reset()         { *m = ResponseInitChain{} }
 func (m *ResponseInitChain) String() string { return proto.CompactTextString(m) }
 func (*ResponseInitChain) ProtoMessage()    {}
 func (*ResponseInitChain) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{18}
+	return fileDescriptor_types_4449c1011851ea19, []int{18}
 }
 func (m *ResponseInitChain) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1873,7 +1897,7 @@ func (m *ResponseQuery) Reset()         { *m = ResponseQuery{} }
 func (m *ResponseQuery) String() string { return proto.CompactTextString(m) }
 func (*ResponseQuery) ProtoMessage()    {}
 func (*ResponseQuery) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{19}
+	return fileDescriptor_types_4449c1011851ea19, []int{19}
 }
 func (m *ResponseQuery) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -1976,7 +2000,7 @@ func (m *ResponseBeginBlock) Reset()         { *m = ResponseBeginBlock{} }
 func (m *ResponseBeginBlock) String() string { return proto.CompactTextString(m) }
 func (*ResponseBeginBlock) ProtoMessage()    {}
 func (*ResponseBeginBlock) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{20}
+	return fileDescriptor_types_4449c1011851ea19, []int{20}
 }
 func (m *ResponseBeginBlock) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2030,7 +2054,7 @@ func (m *ResponseCheckTx) Reset()         { *m = ResponseCheckTx{} }
 func (m *ResponseCheckTx) String() string { return proto.CompactTextString(m) }
 func (*ResponseCheckTx) ProtoMessage()    {}
 func (*ResponseCheckTx) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{21}
+	return fileDescriptor_types_4449c1011851ea19, []int{21}
 }
 func (m *ResponseCheckTx) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2133,7 +2157,7 @@ func (m *ResponseDeliverTx) Reset()         { *m = ResponseDeliverTx{} }
 func (m *ResponseDeliverTx) String() string { return proto.CompactTextString(m) }
 func (*ResponseDeliverTx) ProtoMessage()    {}
 func (*ResponseDeliverTx) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{22}
+	return fileDescriptor_types_4449c1011851ea19, []int{22}
 }
 func (m *ResponseDeliverTx) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2231,7 +2255,7 @@ func (m *ResponseEndBlock) Reset()         { *m = ResponseEndBlock{} }
 func (m *ResponseEndBlock) String() string { return proto.CompactTextString(m) }
 func (*ResponseEndBlock) ProtoMessage()    {}
 func (*ResponseEndBlock) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{23}
+	return fileDescriptor_types_4449c1011851ea19, []int{23}
 }
 func (m *ResponseEndBlock) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2293,7 +2317,7 @@ func (m *ResponseCommit) Reset()         { *m = ResponseCommit{} }
 func (m *ResponseCommit) String() string { return proto.CompactTextString(m) }
 func (*ResponseCommit) ProtoMessage()    {}
 func (*ResponseCommit) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{24}
+	return fileDescriptor_types_4449c1011851ea19, []int{24}
 }
 func (m *ResponseCommit) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2343,7 +2367,7 @@ func (m *ConsensusParams) Reset()         { *m = ConsensusParams{} }
 func (m *ConsensusParams) String() string { return proto.CompactTextString(m) }
 func (*ConsensusParams) ProtoMessage()    {}
 func (*ConsensusParams) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{25}
+	return fileDescriptor_types_4449c1011851ea19, []int{25}
 }
 func (m *ConsensusParams) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2401,7 +2425,7 @@ func (m *BlockSize) Reset()         { *m = BlockSize{} }
 func (m *BlockSize) String() string { return proto.CompactTextString(m) }
 func (*BlockSize) ProtoMessage()    {}
 func (*BlockSize) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{26}
+	return fileDescriptor_types_4449c1011851ea19, []int{26}
 }
 func (m *BlockSize) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2457,7 +2481,7 @@ func (m *EvidenceParams) Reset()         { *m = EvidenceParams{} }
 func (m *EvidenceParams) String() string { return proto.CompactTextString(m) }
 func (*EvidenceParams) ProtoMessage()    {}
 func (*EvidenceParams) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{27}
+	return fileDescriptor_types_4449c1011851ea19, []int{27}
 }
 func (m *EvidenceParams) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2505,7 +2529,7 @@ func (m *LastCommitInfo) Reset()         { *m = LastCommitInfo{} }
 func (m *LastCommitInfo) String() string { return proto.CompactTextString(m) }
 func (*LastCommitInfo) ProtoMessage()    {}
 func (*LastCommitInfo) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{28}
+	return fileDescriptor_types_4449c1011851ea19, []int{28}
 }
 func (m *LastCommitInfo) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2579,7 +2603,7 @@ func (m *Header) Reset()         { *m = Header{} }
 func (m *Header) String() string { return proto.CompactTextString(m) }
 func (*Header) ProtoMessage()    {}
 func (*Header) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{29}
+	return fileDescriptor_types_4449c1011851ea19, []int{29}
 }
 func (m *Header) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2732,7 +2756,7 @@ func (m *Version) Reset()         { *m = Version{} }
 func (m *Version) String() string { return proto.CompactTextString(m) }
 func (*Version) ProtoMessage()    {}
 func (*Version) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{30}
+	return fileDescriptor_types_4449c1011851ea19, []int{30}
 }
 func (m *Version) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2787,7 +2811,7 @@ func (m *BlockID) Reset()         { *m = BlockID{} }
 func (m *BlockID) String() string { return proto.CompactTextString(m) }
 func (*BlockID) ProtoMessage()    {}
 func (*BlockID) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{31}
+	return fileDescriptor_types_4449c1011851ea19, []int{31}
 }
 func (m *BlockID) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2842,7 +2866,7 @@ func (m *PartSetHeader) Reset()         { *m = PartSetHeader{} }
 func (m *PartSetHeader) String() string { return proto.CompactTextString(m) }
 func (*PartSetHeader) ProtoMessage()    {}
 func (*PartSetHeader) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{32}
+	return fileDescriptor_types_4449c1011851ea19, []int{32}
 }
 func (m *PartSetHeader) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2899,7 +2923,7 @@ func (m *Validator) Reset()         { *m = Validator{} }
 func (m *Validator) String() string { return proto.CompactTextString(m) }
 func (*Validator) ProtoMessage()    {}
 func (*Validator) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{33}
+	return fileDescriptor_types_4449c1011851ea19, []int{33}
 }
 func (m *Validator) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -2955,7 +2979,7 @@ func (m *ValidatorUpdate) Reset()         { *m = ValidatorUpdate{} }
 func (m *ValidatorUpdate) String() string { return proto.CompactTextString(m) }
 func (*ValidatorUpdate) ProtoMessage()    {}
 func (*ValidatorUpdate) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{34}
+	return fileDescriptor_types_4449c1011851ea19, []int{34}
 }
 func (m *ValidatorUpdate) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3011,7 +3035,7 @@ func (m *VoteInfo) Reset()         { *m = VoteInfo{} }
 func (m *VoteInfo) String() string { return proto.CompactTextString(m) }
 func (*VoteInfo) ProtoMessage()    {}
 func (*VoteInfo) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{35}
+	return fileDescriptor_types_4449c1011851ea19, []int{35}
 }
 func (m *VoteInfo) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3066,7 +3090,7 @@ func (m *PubKey) Reset()         { *m = PubKey{} }
 func (m *PubKey) String() string { return proto.CompactTextString(m) }
 func (*PubKey) ProtoMessage()    {}
 func (*PubKey) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{36}
+	return fileDescriptor_types_4449c1011851ea19, []int{36}
 }
 func (m *PubKey) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3124,7 +3148,7 @@ func (m *Evidence) Reset()         { *m = Evidence{} }
 func (m *Evidence) String() string { return proto.CompactTextString(m) }
 func (*Evidence) ProtoMessage()    {}
 func (*Evidence) Descriptor() ([]byte, []int) {
-	return fileDescriptor_types_07d64ea985a686e2, []int{37}
+	return fileDescriptor_types_4449c1011851ea19, []int{37}
 }
 func (m *Evidence) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -3636,6 +3660,12 @@ func (this *RequestInfo) Equal(that interface{}) bool {
 	if this.Version != that1.Version {
 		return false
 	}
+	if this.BlockVersion != that1.BlockVersion {
+		return false
+	}
+	if this.P2PVersion != that1.P2PVersion {
+		return false
+	}
 	if !bytes.Equal(this.XXX_unrecognized, that1.XXX_unrecognized) {
 		return false
 	}
@@ -4321,6 +4351,9 @@ func (this *ResponseInfo) Equal(that interface{}) bool {
 	if this.Version != that1.Version {
 		return false
 	}
+	if this.AppVersion != that1.AppVersion {
+		return false
+	}
 	if this.LastBlockHeight != that1.LastBlockHeight {
 		return false
 	}
@@ -5758,6 +5791,16 @@ func (m *RequestInfo) MarshalTo(dAtA []byte) (int, error) {
 		i = encodeVarintTypes(dAtA, i, uint64(len(m.Version)))
 		i += copy(dAtA[i:], m.Version)
 	}
+	if m.BlockVersion != 0 {
+		dAtA[i] = 0x10
+		i++
+		i = encodeVarintTypes(dAtA, i, uint64(m.BlockVersion))
+	}
+	if m.P2PVersion != 0 {
+		dAtA[i] = 0x18
+		i++
+		i = encodeVarintTypes(dAtA, i, uint64(m.P2PVersion))
+	}
 	if m.XXX_unrecognized != nil {
 		i += copy(dAtA[i:], m.XXX_unrecognized)
 	}
@@ -6362,13 +6405,18 @@ func (m *ResponseInfo) MarshalTo(dAtA []byte) (int, error) {
 		i = encodeVarintTypes(dAtA, i, uint64(len(m.Version)))
 		i += copy(dAtA[i:], m.Version)
 	}
-	if m.LastBlockHeight != 0 {
+	if m.AppVersion != 0 {
 		dAtA[i] = 0x18
 		i++
+		i = encodeVarintTypes(dAtA, i, uint64(m.AppVersion))
+	}
+	if m.LastBlockHeight != 0 {
+		dAtA[i] = 0x20
+		i++
 		i = encodeVarintTypes(dAtA, i, uint64(m.LastBlockHeight))
 	}
 	if len(m.LastBlockAppHash) > 0 {
-		dAtA[i] = 0x22
+		dAtA[i] = 0x2a
 		i++
 		i = encodeVarintTypes(dAtA, i, uint64(len(m.LastBlockAppHash)))
 		i += copy(dAtA[i:], m.LastBlockAppHash)
@@ -7459,8 +7507,10 @@ func NewPopulatedRequestFlush(r randyTypes, easy bool) *RequestFlush {
 func NewPopulatedRequestInfo(r randyTypes, easy bool) *RequestInfo {
 	this := &RequestInfo{}
 	this.Version = string(randStringTypes(r))
+	this.BlockVersion = uint64(uint64(r.Uint32()))
+	this.P2PVersion = uint64(uint64(r.Uint32()))
 	if !easy && r.Intn(10) != 0 {
-		this.XXX_unrecognized = randUnrecognizedTypes(r, 2)
+		this.XXX_unrecognized = randUnrecognizedTypes(r, 4)
 	}
 	return this
 }
@@ -7717,6 +7767,7 @@ func NewPopulatedResponseInfo(r randyTypes, easy bool) *ResponseInfo {
 	this := &ResponseInfo{}
 	this.Data = string(randStringTypes(r))
 	this.Version = string(randStringTypes(r))
+	this.AppVersion = uint64(uint64(r.Uint32()))
 	this.LastBlockHeight = int64(r.Int63())
 	if r.Intn(2) == 0 {
 		this.LastBlockHeight *= -1
@@ -7727,7 +7778,7 @@ func NewPopulatedResponseInfo(r randyTypes, easy bool) *ResponseInfo {
 		this.LastBlockAppHash[i] = byte(r.Intn(256))
 	}
 	if !easy && r.Intn(10) != 0 {
-		this.XXX_unrecognized = randUnrecognizedTypes(r, 5)
+		this.XXX_unrecognized = randUnrecognizedTypes(r, 6)
 	}
 	return this
 }
@@ -8382,6 +8433,12 @@ func (m *RequestInfo) Size() (n int) {
 	if l > 0 {
 		n += 1 + l + sovTypes(uint64(l))
 	}
+	if m.BlockVersion != 0 {
+		n += 1 + sovTypes(uint64(m.BlockVersion))
+	}
+	if m.P2PVersion != 0 {
+		n += 1 + sovTypes(uint64(m.P2PVersion))
+	}
 	if m.XXX_unrecognized != nil {
 		n += len(m.XXX_unrecognized)
 	}
@@ -8693,6 +8750,9 @@ func (m *ResponseInfo) Size() (n int) {
 	if l > 0 {
 		n += 1 + l + sovTypes(uint64(l))
 	}
+	if m.AppVersion != 0 {
+		n += 1 + sovTypes(uint64(m.AppVersion))
+	}
 	if m.LastBlockHeight != 0 {
 		n += 1 + sovTypes(uint64(m.LastBlockHeight))
 	}
@@ -9781,6 +9841,44 @@ func (m *RequestInfo) Unmarshal(dAtA []byte) error {
 			}
 			m.Version = string(dAtA[iNdEx:postIndex])
 			iNdEx = postIndex
+		case 2:
+			if wireType != 0 {
+				return fmt.Errorf("proto: wrong wireType = %d for field BlockVersion", wireType)
+			}
+			m.BlockVersion = 0
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowTypes
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				m.BlockVersion |= (uint64(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+		case 3:
+			if wireType != 0 {
+				return fmt.Errorf("proto: wrong wireType = %d for field P2PVersion", wireType)
+			}
+			m.P2PVersion = 0
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowTypes
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				m.P2PVersion |= (uint64(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
 		default:
 			iNdEx = preIndex
 			skippy, err := skipTypes(dAtA[iNdEx:])
@@ -11459,6 +11557,25 @@ func (m *ResponseInfo) Unmarshal(dAtA []byte) error {
 			m.Version = string(dAtA[iNdEx:postIndex])
 			iNdEx = postIndex
 		case 3:
+			if wireType != 0 {
+				return fmt.Errorf("proto: wrong wireType = %d for field AppVersion", wireType)
+			}
+			m.AppVersion = 0
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowTypes
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				m.AppVersion |= (uint64(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+		case 4:
 			if wireType != 0 {
 				return fmt.Errorf("proto: wrong wireType = %d for field LastBlockHeight", wireType)
 			}
@@ -11477,7 +11594,7 @@ func (m *ResponseInfo) Unmarshal(dAtA []byte) error {
 					break
 				}
 			}
-		case 4:
+		case 5:
 			if wireType != 2 {
 				return fmt.Errorf("proto: wrong wireType = %d for field LastBlockAppHash", wireType)
 			}
@@ -14768,145 +14885,148 @@ var (
 	ErrIntOverflowTypes   = fmt.Errorf("proto: integer overflow")
 )
 
-func init() { proto.RegisterFile("abci/types/types.proto", fileDescriptor_types_07d64ea985a686e2) }
+func init() { proto.RegisterFile("abci/types/types.proto", fileDescriptor_types_4449c1011851ea19) }
 func init() {
-	golang_proto.RegisterFile("abci/types/types.proto", fileDescriptor_types_07d64ea985a686e2)
+	golang_proto.RegisterFile("abci/types/types.proto", fileDescriptor_types_4449c1011851ea19)
 }
 
-var fileDescriptor_types_07d64ea985a686e2 = []byte{
-	// 2133 bytes of a gzipped FileDescriptorProto
+var fileDescriptor_types_4449c1011851ea19 = []byte{
+	// 2177 bytes of a gzipped FileDescriptorProto
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+	0x1c, 0x94, 0x5c, 0x29, 0x2a, 0x65, 0xb1, 0xe4, 0x4e, 0x1e, 0x4b, 0xb6, 0x0a, 0xb2, 0x05, 0x30,
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+	0xad, 0xa0, 0x5a, 0x02, 0x29, 0x77, 0x73, 0xb9, 0x1e, 0x4a, 0xef, 0x56, 0x9e, 0xec, 0xc9, 0x0f,
+	0x2f, 0xa3, 0xd1, 0xf5, 0xe2, 0xa7, 0x2d, 0x83, 0xa3, 0xbd, 0x02, 0x1c, 0x5d, 0x2d, 0x9e, 0xb2,
+	0x80, 0x47, 0x29, 0xaa, 0xec, 0x8a, 0xb8, 0x2f, 0x78, 0x9a, 0xc8, 0x11, 0x2c, 0x8a, 0x82, 0x48,
+	0x25, 0x6c, 0x39, 0xb1, 0x6e, 0x8b, 0x4c, 0x94, 0xfa, 0xd7, 0x4b, 0x10, 0x08, 0x9d, 0x3e, 0xe3,
+	0x5d, 0xd6, 0x97, 0x46, 0xaa, 0x8b, 0x11, 0x9d, 0xcd, 0x62, 0xa6, 0xca, 0x62, 0x19, 0x60, 0xaa,
+	0xe4, 0x81, 0x69, 0x07, 0x9a, 0x22, 0x57, 0x16, 0x30, 0x87, 0x86, 0x1a, 0x73, 0xc8, 0xf7, 0xe0,
+	0x35, 0xcc, 0x33, 0x12, 0xbe, 0x54, 0x20, 0x56, 0x31, 0x10, 0x3b, 0x82, 0x21, 0x2d, 0x26, 0x13,
+	0xe0, 0xdb, 0x70, 0x25, 0x23, 0x2b, 0xd6, 0xc5, 0x1c, 0x27, 0x93, 0x6f, 0x37, 0x91, 0x3e, 0x0c,
+	0xc3, 0x23, 0x1a, 0x4f, 0xad, 0x9f, 0xa6, 0x06, 0x4a, 0xf1, 0x8c, 0x40, 0x75, 0x1c, 0xb8, 0xf2,
+	0xde, 0x2d, 0x1b, 0xc7, 0x02, 0xe3, 0x66, 0xc1, 0x04, 0x0f, 0x67, 0xda, 0x62, 0x28, 0xa4, 0x92,
+	0x50, 0x32, 0x65, 0xcc, 0x58, 0xbf, 0x36, 0xd2, 0xf5, 0x52, 0x88, 0x2b, 0x43, 0x23, 0xe3, 0xbf,
+	0x41, 0xa3, 0xca, 0xab, 0xa1, 0x91, 0x75, 0x61, 0xa4, 0x9f, 0x2c, 0xc1, 0x99, 0x6f, 0x76, 0x45,
+	0xe1, 0x3d, 0x9e, 0xef, 0xb2, 0x25, 0x9a, 0x74, 0xdd, 0x96, 0x13, 0x5d, 0x02, 0xd4, 0xd0, 0xcc,
+	0xf9, 0x12, 0xa0, 0x8e, 0x34, 0x39, 0x21, 0xb7, 0x10, 0x9f, 0x82, 0xa7, 0x2a, 0x54, 0x5b, 0x03,
+	0x55, 0x4d, 0x9f, 0x08, 0xa2, 0x2d, 0x79, 0x99, 0x6c, 0x6b, 0xe6, 0xc0, 0xed, 0x75, 0x30, 0xc5,
+	0x41, 0xe3, 0x90, 0x8e, 0x19, 0x46, 0x9e, 0x69, 0xa7, 0x04, 0xeb, 0x04, 0xc8, 0xe5, 0x88, 0x27,
+	0xef, 0x43, 0x95, 0xd3, 0x89, 0xb0, 0xb7, 0x30, 0x59, 0x7b, 0x20, 0x1b, 0x80, 0xc1, 0x47, 0xa7,
+	0x27, 0xd4, 0x8b, 0x86, 0xd7, 0x84, 0xa9, 0xfe, 0xfe, 0x62, 0xa7, 0x2d, 0x64, 0xee, 0x04, 0x73,
+	0x8f, 0xb3, 0x79, 0xc8, 0xcf, 0x6d, 0xd4, 0xb1, 0xfe, 0x61, 0x08, 0x24, 0xc8, 0x65, 0x82, 0x52,
+	0xc3, 0x69, 0x77, 0xaf, 0x64, 0x40, 0xfb, 0xeb, 0x19, 0xf3, 0xdb, 0x00, 0x13, 0x1a, 0x3b, 0x9f,
+	0x52, 0x9f, 0x33, 0x57, 0x59, 0xd4, 0x9c, 0xd0, 0xf8, 0x97, 0x48, 0x10, 0x15, 0x8e, 0x60, 0x2f,
+	0x62, 0xe6, 0xa2, 0x69, 0xd7, 0xed, 0xfa, 0x84, 0xc6, 0x4f, 0x62, 0xe6, 0x26, 0xf7, 0xaa, 0xbf,
+	0xfa, 0xbd, 0xf2, 0x76, 0x6c, 0x14, 0xed, 0xf8, 0xcf, 0x8c, 0x0f, 0xa7, 0x20, 0xf9, 0xff, 0x7f,
+	0xef, 0xbf, 0x19, 0xa2, 0x36, 0xc8, 0xa7, 0x61, 0x72, 0x0c, 0xaf, 0x25, 0x71, 0xe4, 0x2c, 0x30,
+	0xbe, 0xb4, 0x2f, 0xbd, 0x3c, 0xfc, 0xba, 0x67, 0x79, 0x72, 0x4c, 0x7e, 0x06, 0xd7, 0x0b, 0x59,
+	0x20, 0x59, 0xb0, 0xf2, 0xd2, 0x64, 0x70, 0x35, 0x9f, 0x0c, 0xf4, 0x7a, 0xda, 0x12, 0xeb, 0xdf,
+	0xc0, 0xb3, 0xbf, 0x23, 0x0a, 0xa5, 0x2c, 0x78, 0x94, 0x7d, 0x4b, 0xeb, 0x33, 0x03, 0x3a, 0x85,
+	0xc3, 0x90, 0x3d, 0x00, 0x99, 0x5a, 0x63, 0xef, 0xb9, 0x2e, 0xda, 0xbb, 0xea, 0xe0, 0x68, 0xb2,
+	0x47, 0xde, 0x73, 0x66, 0x9b, 0x23, 0x3d, 0x24, 0x1f, 0x42, 0x87, 0xa9, 0xd2, 0x4d, 0xe7, 0xbe,
+	0x4a, 0x0e, 0xc5, 0x74, 0x61, 0xa7, 0x6e, 0xdb, 0x66, 0xb9, 0xb9, 0x75, 0x08, 0x66, 0xb2, 0x2e,
+	0xf9, 0x16, 0x98, 0x73, 0xba, 0x54, 0x05, 0xb5, 0x2c, 0xc5, 0x1a, 0x73, 0xba, 0xc4, 0x5a, 0x9a,
+	0x5c, 0x87, 0xba, 0x60, 0x4e, 0xa8, 0xdc, 0x61, 0xdd, 0xae, 0xcd, 0xe9, 0xf2, 0x27, 0x34, 0xb6,
+	0x76, 0xa1, 0x9d, 0xdf, 0x44, 0x8b, 0x6a, 0x70, 0x93, 0xa2, 0x87, 0x13, 0x66, 0x3d, 0x82, 0x76,
+	0xbe, 0x66, 0x15, 0x79, 0x2c, 0x0a, 0x16, 0xbe, 0x8b, 0x82, 0x1b, 0xb6, 0x9c, 0x88, 0xb6, 0xf7,
+	0x2c, 0x90, 0x9f, 0x2e, 0x5b, 0xa4, 0x9e, 0x06, 0x9c, 0x65, 0x2a, 0x5d, 0x29, 0x63, 0x7d, 0xb6,
+	0x01, 0x35, 0x59, 0x40, 0x93, 0x41, 0xbe, 0x3d, 0x13, 0xdf, 0x4d, 0x69, 0x4a, 0xaa, 0x52, 0x4c,
+	0xb0, 0xf1, 0x8d, 0x62, 0x8f, 0x33, 0x6c, 0x5e, 0xbc, 0xd8, 0xa9, 0x23, 0xae, 0x1c, 0x3f, 0x48,
+	0x1b, 0x9e, 0x55, 0xfd, 0x80, 0xee, 0xae, 0xaa, 0xaf, 0xdc, 0x5d, 0x5d, 0x87, 0xba, 0xbf, 0x98,
+	0x3b, 0x7c, 0x19, 0xab, 0xf8, 0xac, 0xf9, 0x8b, 0xf9, 0xe3, 0x65, 0x2c, 0xbe, 0x01, 0x0f, 0x38,
+	0x9d, 0x21, 0x4b, 0x46, 0x67, 0x03, 0x09, 0x82, 0x79, 0x00, 0xad, 0x0c, 0xfc, 0x7a, 0xae, 0x2a,
+	0xe3, 0xda, 0x59, 0x0f, 0x39, 0x7e, 0xa0, 0x6e, 0xd9, 0x4c, 0xe0, 0xf8, 0xd8, 0x25, 0xb7, 0xf3,
+	0xcd, 0x04, 0xa2, 0x76, 0x03, 0x9d, 0x31, 0xd3, 0x2f, 0x08, 0xcc, 0x16, 0x07, 0x10, 0xee, 0x29,
+	0x45, 0x4c, 0x14, 0x69, 0x08, 0x02, 0x32, 0xdf, 0x84, 0x4e, 0x0a, 0x7c, 0x52, 0x04, 0xe4, 0x2a,
+	0x29, 0x19, 0x05, 0xdf, 0x81, 0x2d, 0x9f, 0x2d, 0xb9, 0x53, 0x94, 0x6e, 0xa2, 0x34, 0x11, 0xbc,
+	0xd3, 0xbc, 0xc6, 0x77, 0xa1, 0x9d, 0x06, 0x30, 0xca, 0x6e, 0xca, 0x96, 0x2e, 0xa1, 0xa2, 0xd8,
+	0x0d, 0x68, 0x24, 0x65, 0x47, 0x0b, 0x05, 0xea, 0x54, 0x56, 0x1b, 0x49, 0x21, 0x13, 0xb1, 0x78,
+	0x31, 0xe3, 0x6a, 0x91, 0x36, 0xca, 0x60, 0x21, 0x63, 0x4b, 0x3a, 0xca, 0xde, 0x82, 0x56, 0x12,
+	0x37, 0x28, 0xd7, 0x41, 0xb9, 0x4d, 0x4d, 0x44, 0xa1, 0x5d, 0xe8, 0x86, 0x51, 0x10, 0x06, 0x31,
+	0x8b, 0x1c, 0xea, 0xba, 0x11, 0x8b, 0xe3, 0x5e, 0x57, 0xae, 0xa7, 0xe9, 0x87, 0x92, 0x6c, 0x7d,
+	0x1f, 0xea, 0xba, 0x9e, 0xda, 0x82, 0x0d, 0xb4, 0x3a, 0xba, 0x60, 0xd5, 0x96, 0x13, 0x91, 0xb9,
+	0x0f, 0xc3, 0x50, 0xbd, 0x0a, 0x88, 0xa1, 0xf5, 0x2b, 0xa8, 0xab, 0x0f, 0x56, 0xda, 0x2b, 0xfe,
+	0x08, 0x36, 0x43, 0x1a, 0x89, 0x6b, 0x64, 0x3b, 0x46, 0x5d, 0xb1, 0x9f, 0xd0, 0x88, 0x3f, 0x62,
+	0x3c, 0xd7, 0x38, 0x36, 0x51, 0x5e, 0x92, 0xac, 0xbb, 0xd0, 0xca, 0xc9, 0x88, 0x63, 0xa1, 0x1f,
+	0xe9, 0x48, 0xc3, 0x49, 0xb2, 0x73, 0x25, 0xdd, 0xd9, 0xba, 0x07, 0x66, 0xf2, 0x6d, 0x44, 0x61,
+	0xa9, 0xaf, 0x6e, 0x28, 0x73, 0xcb, 0x29, 0x36, 0xc3, 0xc1, 0xa7, 0x2c, 0x52, 0x31, 0x21, 0x27,
+	0xd6, 0x13, 0xe8, 0x14, 0x52, 0x36, 0xb9, 0x03, 0xf5, 0x70, 0x31, 0x72, 0xf4, 0x23, 0x46, 0xda,
+	0xf6, 0x9e, 0x2c, 0x46, 0x1f, 0xb1, 0x73, 0xdd, 0xf6, 0x86, 0x38, 0x4b, 0x97, 0xad, 0x64, 0x97,
+	0x9d, 0x41, 0x43, 0x47, 0x3f, 0xf9, 0x01, 0x98, 0x89, 0x5b, 0x15, 0x72, 0x64, 0xb2, 0xb5, 0x5a,
+	0x34, 0x15, 0x14, 0xde, 0x11, 0x7b, 0x13, 0x9f, 0xb9, 0x4e, 0x1a, 0x42, 0xb8, 0x47, 0xc3, 0xee,
+	0x48, 0xc6, 0xc7, 0x3a, 0x5e, 0xac, 0x77, 0xa0, 0x26, 0xcf, 0x26, 0xec, 0x23, 0x56, 0xd6, 0xb5,
+	0xb6, 0x18, 0x97, 0x26, 0xf3, 0x3f, 0x18, 0xd0, 0xd0, 0x59, 0xb0, 0x54, 0x29, 0x77, 0xe8, 0xca,
+	0xd7, 0x3d, 0xf4, 0xff, 0x3e, 0xf1, 0xdc, 0x01, 0x22, 0xf3, 0xcb, 0x59, 0xc0, 0x3d, 0x7f, 0xe2,
+	0x48, 0x5b, 0xcb, 0x1c, 0xd4, 0x45, 0xce, 0x29, 0x32, 0x4e, 0x04, 0x7d, 0xff, 0xf3, 0x0d, 0xe8,
+	0x1c, 0x0e, 0xef, 0x1f, 0x1f, 0x86, 0xe1, 0xcc, 0x1b, 0x53, 0xac, 0xdf, 0xf7, 0xa0, 0x8a, 0x2d,
+	0x4c, 0xc9, 0x13, 0x6c, 0xbf, 0xac, 0x97, 0x26, 0xfb, 0xb0, 0x81, 0x9d, 0x0c, 0x29, 0x7b, 0x89,
+	0xed, 0x97, 0xb6, 0xd4, 0x62, 0x13, 0xd9, 0xeb, 0x5c, 0x7e, 0x90, 0xed, 0x97, 0xf5, 0xd5, 0xe4,
+	0x43, 0x30, 0xd3, 0x16, 0x63, 0xd5, 0xb3, 0x6c, 0x7f, 0x65, 0x87, 0x2d, 0xf4, 0xd3, 0x72, 0x6c,
+	0xd5, 0xeb, 0x62, 0x7f, 0x65, 0x2b, 0x4a, 0x0e, 0xa0, 0xae, 0x8b, 0xd8, 0xf2, 0x87, 0xd3, 0xfe,
+	0x8a, 0xee, 0x57, 0x98, 0x47, 0x76, 0x0d, 0x65, 0xaf, 0xbb, 0xfd, 0xd2, 0x16, 0x9d, 0xbc, 0x07,
+	0x35, 0x55, 0x59, 0x94, 0x3e, 0x9e, 0xf6, 0xcb, 0x7b, 0x58, 0x71, 0xc9, 0xb4, 0x6f, 0x5a, 0xf5,
+	0x02, 0xdd, 0x5f, 0xf9, 0x96, 0x40, 0x0e, 0x01, 0x32, 0xc5, 0xff, 0xca, 0xa7, 0xe5, 0xfe, 0xea,
+	0x37, 0x02, 0x72, 0x0f, 0x1a, 0xe9, 0xbb, 0x4f, 0xf9, 0x63, 0x71, 0x7f, 0x55, 0xdb, 0x3e, 0x7c,
+	0xfd, 0x5f, 0x7f, 0xde, 0x36, 0x7e, 0x73, 0xb1, 0x6d, 0x7c, 0x79, 0xb1, 0x6d, 0x7c, 0x75, 0xb1,
+	0x6d, 0xfc, 0xfe, 0x62, 0xdb, 0xf8, 0xd3, 0xc5, 0xb6, 0xf1, 0xdb, 0xbf, 0x6c, 0x1b, 0xa3, 0x1a,
+	0xba, 0xff, 0xbb, 0xff, 0x0e, 0x00, 0x00, 0xff, 0xff, 0x1a, 0x7c, 0xbd, 0x95, 0x1c, 0x19, 0x00,
+	0x00,
 }

abci/types/types.proto

@@ -49,6 +49,8 @@ message RequestFlush {
 
 message RequestInfo {
   string version = 1;
+  uint64 block_version = 2;
+  uint64 p2p_version = 3;
 }
 
 // nondeterministic
@@ -129,9 +131,12 @@ message ResponseFlush {
 
 message ResponseInfo {
   string data = 1;
+
   string version = 2;
-  int64 last_block_height = 3;
-  bytes last_block_app_hash = 4;
+  uint64 app_version = 3;
+
+  int64 last_block_height = 4;
+  bytes last_block_app_hash = 5;
 }
 
 // nondeterministic

consensus/replay.go

@@ -11,6 +11,7 @@ import (
 	"time"
 
 	abci "github.com/tendermint/tendermint/abci/types"
+	"github.com/tendermint/tendermint/version"
 	//auto "github.com/tendermint/tendermint/libs/autofile"
 	cmn "github.com/tendermint/tendermint/libs/common"
 	dbm "github.com/tendermint/tendermint/libs/db"
@@ -19,7 +20,6 @@ import (
 	"github.com/tendermint/tendermint/proxy"
 	sm "github.com/tendermint/tendermint/state"
 	"github.com/tendermint/tendermint/types"
-	"github.com/tendermint/tendermint/version"
 )
 
 var crc32c = crc32.MakeTable(crc32.Castagnoli)
@@ -227,7 +227,7 @@ func (h *Handshaker) NBlocks() int {
 func (h *Handshaker) Handshake(proxyApp proxy.AppConns) error {
 
 	// Handshake is done via ABCI Info on the query conn.
-	res, err := proxyApp.Query().InfoSync(abci.RequestInfo{Version: version.Version})
+	res, err := proxyApp.Query().InfoSync(proxy.RequestInfo)
 	if err != nil {
 		return fmt.Errorf("Error calling Info: %v", err)
 	}
@@ -238,9 +238,15 @@ func (h *Handshaker) Handshake(proxyApp proxy.AppConns) error {
 	}
 	appHash := res.LastBlockAppHash
 
-	h.logger.Info("ABCI Handshake", "appHeight", blockHeight, "appHash", fmt.Sprintf("%X", appHash))
+	h.logger.Info("ABCI Handshake App Info",
+		"height", blockHeight,
+		"hash", fmt.Sprintf("%X", appHash),
+		"software-version", res.Version,
+		"protocol-version", res.AppVersion,
+	)
 
-	// TODO: check app version.
+	// Set AppVersion on the state.
+	h.initialState.Version.Consensus.App = version.Protocol(res.AppVersion)
 
 	// Replay blocks up to the latest in the blockstore.
 	_, err = h.ReplayBlocks(h.initialState, appHash, blockHeight, proxyApp)

consensus/replay_test.go

@@ -20,6 +20,7 @@ import (
 	crypto "github.com/tendermint/tendermint/crypto"
 	auto "github.com/tendermint/tendermint/libs/autofile"
 	dbm "github.com/tendermint/tendermint/libs/db"
+	"github.com/tendermint/tendermint/version"
 
 	cfg "github.com/tendermint/tendermint/config"
 	"github.com/tendermint/tendermint/libs/log"
@@ -337,7 +338,7 @@ func testHandshakeReplay(t *testing.T, nBlocks int, mode uint) {
 		t.Fatalf(err.Error())
 	}
 
-	stateDB, state, store := stateAndStore(config, privVal.GetPubKey())
+	stateDB, state, store := stateAndStore(config, privVal.GetPubKey(), kvstore.ProtocolVersion)
 	store.chain = chain
 	store.commits = commits
 
@@ -352,7 +353,7 @@ func testHandshakeReplay(t *testing.T, nBlocks int, mode uint) {
 		// run nBlocks against a new client to build up the app state.
 		// use a throwaway tendermint state
 		proxyApp := proxy.NewAppConns(clientCreator2)
-		stateDB, state, _ := stateAndStore(config, privVal.GetPubKey())
+		stateDB, state, _ := stateAndStore(config, privVal.GetPubKey(), kvstore.ProtocolVersion)
 		buildAppStateFromChain(proxyApp, stateDB, state, chain, nBlocks, mode)
 	}
 
@@ -442,7 +443,7 @@ func buildAppStateFromChain(proxyApp proxy.AppConns, stateDB dbm.DB,
 func buildTMStateFromChain(config *cfg.Config, stateDB dbm.DB, state sm.State, chain []*types.Block, mode uint) sm.State {
 	// run the whole chain against this client to build up the tendermint state
 	clientCreator := proxy.NewLocalClientCreator(kvstore.NewPersistentKVStoreApplication(path.Join(config.DBDir(), "1")))
-	proxyApp := proxy.NewAppConns(clientCreator) // sm.NewHandshaker(config, state, store, ReplayLastBlock))
+	proxyApp := proxy.NewAppConns(clientCreator)
 	if err := proxyApp.Start(); err != nil {
 		panic(err)
 	}
@@ -588,9 +589,10 @@ func readPieceFromWAL(msg *TimedWALMessage) interface{} {
 }
 
 // fresh state and mock store
-func stateAndStore(config *cfg.Config, pubKey crypto.PubKey) (dbm.DB, sm.State, *mockBlockStore) {
+func stateAndStore(config *cfg.Config, pubKey crypto.PubKey, appVersion version.Protocol) (dbm.DB, sm.State, *mockBlockStore) {
 	stateDB := dbm.NewMemDB()
 	state, _ := sm.MakeGenesisStateFromFile(config.GenesisFile())
+	state.Version.Consensus.App = appVersion
 	store := NewMockBlockStore(config, state.ConsensusParams)
 	return stateDB, state, store
 }
@@ -639,7 +641,7 @@ func TestInitChainUpdateValidators(t *testing.T) {
 
 	config := ResetConfig("proxy_test_")
 	privVal := privval.LoadFilePV(config.PrivValidatorFile())
-	stateDB, state, store := stateAndStore(config, privVal.GetPubKey())
+	stateDB, state, store := stateAndStore(config, privVal.GetPubKey(), 0x0)
 
 	oldValAddr := state.Validators.Validators[0].Address
 

consensus/wal_generator.go

@@ -38,7 +38,8 @@ func WALGenerateNBlocks(wr io.Writer, numBlocks int) (err error) {
 
 	/////////////////////////////////////////////////////////////////////////////
 	// COPY PASTE FROM node.go WITH A FEW MODIFICATIONS
-	// NOTE: we can't import node package because of circular dependency
+	// NOTE: we can't import node package because of circular dependency.
+	// NOTE: we don't do handshake so need to set state.Version.Consensus.App directly.
 	privValidatorFile := config.PrivValidatorFile()
 	privValidator := privval.LoadOrGenFilePV(privValidatorFile)
 	genDoc, err := types.GenesisDocFromFile(config.GenesisFile())
@@ -51,6 +52,7 @@ func WALGenerateNBlocks(wr io.Writer, numBlocks int) (err error) {
 	if err != nil {
 		return errors.Wrap(err, "failed to make genesis state")
 	}
+	state.Version.Consensus.App = kvstore.ProtocolVersion
 	blockStore := bc.NewBlockStore(blockStoreDB)
 	proxyApp := proxy.NewAppConns(proxy.NewLocalClientCreator(app))
 	proxyApp.SetLogger(logger.With("module", "proxy"))

docs/spec/abci/abci.md

@@ -134,10 +134,13 @@ Commit are included in the header of the next block.
 ### Info
 
 - **Request**:
-  - `Version (string)`: The Tendermint version
+  - `Version (string)`: The Tendermint software semantic version
+  - `BlockVersion (uint64)`: The Tendermint Block Protocol version
+  - `P2PVersion (uint64)`: The Tendermint P2P Protocol version
 - **Response**:
   - `Data (string)`: Some arbitrary information
-  - `Version (Version)`: Version information
+  - `Version (string)`: The application software semantic version
+  - `AppVersion (uint64)`: The application protocol version
   - `LastBlockHeight (int64)`: Latest block for which the app has
     called Commit
   - `LastBlockAppHash ([]byte)`: Latest result of Commit
@@ -145,6 +148,7 @@ Commit are included in the header of the next block.
   - Return information about the application state.
   - Used to sync Tendermint with the application during a handshake
     that happens on startup.
+  - The returned `AppVersion` will be included in the Header of every block.
   - Tendermint expects `LastBlockAppHash` and `LastBlockHeight` to
     be updated during `Commit`, ensuring that `Commit` is never
     called twice for the same block height.

node/node.go

@@ -195,8 +195,8 @@ func NewNode(config *cfg.Config,
 		return nil, fmt.Errorf("Error starting proxy app connections: %v", err)
 	}
 
-	// Create the handshaker, which calls RequestInfo and replays any blocks
-	// as necessary to sync tendermint with the app.
+	// Create the handshaker, which calls RequestInfo, sets the AppVersion on the state,
+	// and replays any blocks as necessary to sync tendermint with the app.
 	consensusLogger := logger.With("module", "consensus")
 	handshaker := cs.NewHandshaker(stateDB, state, blockStore, genDoc)
 	handshaker.SetLogger(consensusLogger)
@@ -204,9 +204,12 @@ func NewNode(config *cfg.Config,
 		return nil, fmt.Errorf("Error during handshake: %v", err)
 	}
 
-	// reload the state (it may have been updated by the handshake)
+	// Reload the state. It will have the Version.Consensus.App set by the
+	// Handshake, and may have other modifications as well (ie. depending on
+	// what happened during block replay).
 	state = sm.LoadState(stateDB)
 
+	// Ensure the state's block version matches that of the software.
 	if state.Version.Consensus.Block != version.BlockProtocol {
 		return nil, fmt.Errorf(
 			"Block version of the software does not match that of the state.\n"+
@@ -359,7 +362,13 @@ func NewNode(config *cfg.Config,
 
 	var (
 		p2pLogger = logger.With("module", "p2p")
-		nodeInfo  = makeNodeInfo(config, nodeKey.ID(), txIndexer, genDoc.ChainID)
+		nodeInfo  = makeNodeInfo(
+			config,
+			nodeKey.ID(),
+			txIndexer,
+			genDoc.ChainID,
+			p2p.ProtocolVersionWithApp(state.Version.Consensus.App),
+		)
 	)
 
 	// Setup Transport.
@@ -764,13 +773,14 @@ func makeNodeInfo(
 	nodeID p2p.ID,
 	txIndexer txindex.TxIndexer,
 	chainID string,
+	protocolVersion p2p.ProtocolVersion,
 ) p2p.NodeInfo {
 	txIndexerStatus := "on"
 	if _, ok := txIndexer.(*null.TxIndex); ok {
 		txIndexerStatus = "off"
 	}
 	nodeInfo := p2p.DefaultNodeInfo{
-		ProtocolVersion: p2p.InitProtocolVersion,
+		ProtocolVersion: protocolVersion,
 		ID_:             nodeID,
 		Network:         chainID,
 		Version:         version.TMCoreSemVer,

node/node_test.go

@@ -10,7 +10,11 @@ import (
 
 	"github.com/stretchr/testify/assert"
 
+	"github.com/tendermint/tendermint/abci/example/kvstore"
 	"github.com/tendermint/tendermint/libs/log"
+	"github.com/tendermint/tendermint/p2p"
+	sm "github.com/tendermint/tendermint/state"
+	"github.com/tendermint/tendermint/version"
 
 	cfg "github.com/tendermint/tendermint/config"
 	"github.com/tendermint/tendermint/types"
@@ -91,3 +95,21 @@ func TestNodeDelayedStop(t *testing.T) {
 	startTime := tmtime.Now()
 	assert.Equal(t, true, startTime.After(n.GenesisDoc().GenesisTime))
 }
+
+func TestNodeSetAppVersion(t *testing.T) {
+	config := cfg.ResetTestRoot("node_app_version_test")
+
+	// create & start node
+	n, err := DefaultNewNode(config, log.TestingLogger())
+	assert.NoError(t, err, "expected no err on DefaultNewNode")
+
+	// default config uses the kvstore app
+	var appVersion version.Protocol = kvstore.ProtocolVersion
+
+	// check version is set in state
+	state := sm.LoadState(n.stateDB)
+	assert.Equal(t, state.Version.Consensus.App, appVersion)
+
+	// check version is set in node info
+	assert.Equal(t, n.nodeInfo.(p2p.DefaultNodeInfo).ProtocolVersion.App, appVersion)
+}

p2p/node_info.go

@@ -49,10 +49,17 @@ type ProtocolVersion struct {
 	App   version.Protocol `json:"app"`
 }
 
-var InitProtocolVersion = ProtocolVersion{
+// InitProtocolVersion populates the Block and P2P versions, but not the App.
+var InitProtocolVersion = ProtocolVersionWithApp(0)
+
+// ProtocolVersionWithApp returns a fully populated ProtocolVersion
+// using the provided App version and the Block and P2P versions defined in the `version` package.
+func ProtocolVersionWithApp(appVersion version.Protocol) ProtocolVersion {
+	return ProtocolVersion{
 		P2P:   version.P2PProtocol,
 		Block: version.BlockProtocol,
-	App:   0,
+		App:   appVersion,
+	}
 }
 
 //-------------------------------------------------------------
@@ -148,7 +155,7 @@ func (info DefaultNodeInfo) ValidateBasic() error {
 	switch txIndex {
 	case "", "on", "off":
 	default:
-		return fmt.Errorf("info.Other.TxIndex should be either 'on' or 'off', got '%v'", txIndex)
+		return fmt.Errorf("info.Other.TxIndex should be either 'on', 'off', or empty string, got '%v'", txIndex)
 	}
 	// XXX: Should we be more strict about address formats?
 	rpcAddr := other.RPCAddress

proxy/app_conn_test.go

@@ -143,7 +143,7 @@ func TestInfo(t *testing.T) {
 	proxy := NewAppConnTest(cli)
 	t.Log("Connected")
 
-	resInfo, err := proxy.InfoSync(types.RequestInfo{Version: ""})
+	resInfo, err := proxy.InfoSync(RequestInfo)
 	if err != nil {
 		t.Errorf("Unexpected error: %v", err)
 	}

proxy/version.go

@@ -0,0 +1,15 @@
+package proxy
+
+import (
+	abci "github.com/tendermint/tendermint/abci/types"
+	"github.com/tendermint/tendermint/version"
+)
+
+// RequestInfo contains all the information for sending
+// the abci.RequestInfo message during handshake with the app.
+// It contains only compile-time version information.
+var RequestInfo = abci.RequestInfo{
+	Version:      version.Version,
+	BlockVersion: version.BlockProtocol.Uint64(),
+	P2PVersion:   version.P2PProtocol.Uint64(),
+}

rpc/client/mock/abci.go

@@ -3,10 +3,10 @@ package mock
 import (
 	abci "github.com/tendermint/tendermint/abci/types"
 	cmn "github.com/tendermint/tendermint/libs/common"
+	"github.com/tendermint/tendermint/proxy"
 	"github.com/tendermint/tendermint/rpc/client"
 	ctypes "github.com/tendermint/tendermint/rpc/core/types"
 	"github.com/tendermint/tendermint/types"
-	"github.com/tendermint/tendermint/version"
 )
 
 // ABCIApp will send all abci related request to the named app,
@@ -23,7 +23,7 @@ var (
 )
 
 func (a ABCIApp) ABCIInfo() (*ctypes.ResultABCIInfo, error) {
-	return &ctypes.ResultABCIInfo{a.App.Info(abci.RequestInfo{Version: version.Version})}, nil
+	return &ctypes.ResultABCIInfo{a.App.Info(proxy.RequestInfo)}, nil
 }
 
 func (a ABCIApp) ABCIQuery(path string, data cmn.HexBytes) (*ctypes.ResultABCIQuery, error) {

rpc/core/abci.go

@@ -3,8 +3,8 @@ package core
 import (
 	abci "github.com/tendermint/tendermint/abci/types"
 	cmn "github.com/tendermint/tendermint/libs/common"
+	"github.com/tendermint/tendermint/proxy"
 	ctypes "github.com/tendermint/tendermint/rpc/core/types"
-	"github.com/tendermint/tendermint/version"
 )
 
 // Query the application for some information.
@@ -87,7 +87,7 @@ func ABCIQuery(path string, data cmn.HexBytes, height int64, prove bool) (*ctype
 // }
 // ```
 func ABCIInfo() (*ctypes.ResultABCIInfo, error) {
-	resInfo, err := proxyAppQuery.InfoSync(abci.RequestInfo{Version: version.Version})
+	resInfo, err := proxyAppQuery.InfoSync(proxy.RequestInfo)
 	if err != nil {
 		return nil, err
 	}

state/state.go

@@ -27,6 +27,10 @@ type Version struct {
 	Software  string
 }
 
+// initStateVersion sets the Consensus.Block and Software versions,
+// but leaves the Consensus.App version blank.
+// The Consensus.App version will be set during the Handshake, once
+// we hear from the app what protocol version it is running.
 var initStateVersion = Version{
 	Consensus: version.Consensus{
 		Block: version.BlockProtocol,

version/version.go

@@ -28,6 +28,12 @@ const (
 // Protocol is used for implementation agnostic versioning.
 type Protocol uint64
 
+// Uint64 returns the Protocol version as a uint64,
+// eg. for compatibility with ABCI types.
+func (p Protocol) Uint64() uint64 {
+	return uint64(p)
+}
+
 var (
 	// P2PProtocol versions all p2p behaviour and msgs.
 	P2PProtocol Protocol = 4