New RPC call

cmd/ingest/main.go

@@ -13,7 +13,7 @@ import (
 	"strings"
 
 	"github.com/pkg/errors"
-	"github.com/btcsuite/btcd/rpcclient"
+	"github.com/adityapk00/btcd/rpcclient"
 	"github.com/golang/protobuf/proto"
 	"github.com/sirupsen/logrus"
 

frontend/rpc_client.go

@@ -3,7 +3,7 @@ package frontend
 import (
 	"net"
 
-	"github.com/btcsuite/btcd/rpcclient"
+	"github.com/adityapk00/btcd/rpcclient"
 	"github.com/pkg/errors"
 	ini "gopkg.in/ini.v1"
 )

frontend/service.go

@@ -11,7 +11,7 @@ import (
 	"strings"
 	"time"
 
-	"github.com/btcsuite/btcd/rpcclient"
+	"github.com/adityapk00/btcd/rpcclient"
 	"github.com/golang/protobuf/proto"
 
 	// blank import for sqlite driver support
@@ -86,6 +86,12 @@ func (s *SqlStreamer) GetBlock(ctx context.Context, id *walletrpc.BlockID) (*wal
 	return cBlock, err
 }
 
+func (s *SqlStreamer) GetUtxos(address *walletrpc.TransparentAddress, resp walletrpc.CompactTxStreamer_GetUtxosServer) error {
+	s.client.GetAddressUtxos("someaddress")
+
+	return nil
+}
+
 func (s *SqlStreamer) GetBlockRange(span *walletrpc.BlockRange, resp walletrpc.CompactTxStreamer_GetBlockRangeServer) error {
 	blockChan := make(chan []byte)
 	errChan := make(chan error)
@@ -154,12 +160,13 @@ func (s *SqlStreamer) GetTransaction(ctx context.Context, txf *walletrpc.TxFilte
 }
 
 // GetLightdInfo gets the LightWalletD (this server) info
-func (s *SqlStreamer) GetLightdInfo(ctx context.Context, in *walletrpc.Empty) (*walletrpc.SendResponse, error) {
+func (s *SqlStreamer) GetLightdInfo(ctx context.Context, in *walletrpc.Empty) (*walletrpc.LightdInfo, error) {
 	// TODO these are called Error but they aren't at the moment.
 	// A success will return code 0 and message txhash.
-	return &walletrpc.SendResponse{
-		ErrorCode:    int32(0),
-		ErrorMessage: "Go Light Server",
+	return &walletrpc.LightdInfo{
+		Version:      "0.1-zeclightd",
+		Vendor:       "ZecWallet LightWalletD",
+		TaddrSupport: true,
 	}, nil
 }
 

walletrpc/service.pb.go

@@ -330,6 +330,179 @@ func (m *Empty) XXX_DiscardUnknown() {
 
 var xxx_messageInfo_Empty proto.InternalMessageInfo
 
+type LightdInfo struct {
+	Version              string   `protobuf:"bytes,1,opt,name=version,proto3" json:"version,omitempty"`
+	Vendor               string   `protobuf:"bytes,2,opt,name=vendor,proto3" json:"vendor,omitempty"`
+	TaddrSupport         bool     `protobuf:"varint,3,opt,name=taddrSupport,proto3" json:"taddrSupport,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *LightdInfo) Reset()         { *m = LightdInfo{} }
+func (m *LightdInfo) String() string { return proto.CompactTextString(m) }
+func (*LightdInfo) ProtoMessage()    {}
+func (*LightdInfo) Descriptor() ([]byte, []int) {
+	return fileDescriptor_a0b84a42fa06f626, []int{7}
+}
+
+func (m *LightdInfo) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_LightdInfo.Unmarshal(m, b)
+}
+func (m *LightdInfo) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_LightdInfo.Marshal(b, m, deterministic)
+}
+func (m *LightdInfo) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_LightdInfo.Merge(m, src)
+}
+func (m *LightdInfo) XXX_Size() int {
+	return xxx_messageInfo_LightdInfo.Size(m)
+}
+func (m *LightdInfo) XXX_DiscardUnknown() {
+	xxx_messageInfo_LightdInfo.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_LightdInfo proto.InternalMessageInfo
+
+func (m *LightdInfo) GetVersion() string {
+	if m != nil {
+		return m.Version
+	}
+	return ""
+}
+
+func (m *LightdInfo) GetVendor() string {
+	if m != nil {
+		return m.Vendor
+	}
+	return ""
+}
+
+func (m *LightdInfo) GetTaddrSupport() bool {
+	if m != nil {
+		return m.TaddrSupport
+	}
+	return false
+}
+
+type TransparentAddress struct {
+	Address              string   `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *TransparentAddress) Reset()         { *m = TransparentAddress{} }
+func (m *TransparentAddress) String() string { return proto.CompactTextString(m) }
+func (*TransparentAddress) ProtoMessage()    {}
+func (*TransparentAddress) Descriptor() ([]byte, []int) {
+	return fileDescriptor_a0b84a42fa06f626, []int{8}
+}
+
+func (m *TransparentAddress) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_TransparentAddress.Unmarshal(m, b)
+}
+func (m *TransparentAddress) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_TransparentAddress.Marshal(b, m, deterministic)
+}
+func (m *TransparentAddress) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_TransparentAddress.Merge(m, src)
+}
+func (m *TransparentAddress) XXX_Size() int {
+	return xxx_messageInfo_TransparentAddress.Size(m)
+}
+func (m *TransparentAddress) XXX_DiscardUnknown() {
+	xxx_messageInfo_TransparentAddress.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_TransparentAddress proto.InternalMessageInfo
+
+func (m *TransparentAddress) GetAddress() string {
+	if m != nil {
+		return m.Address
+	}
+	return ""
+}
+
+type Utxo struct {
+	Address              *TransparentAddress `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
+	Txid                 []byte              `protobuf:"bytes,2,opt,name=txid,proto3" json:"txid,omitempty"`
+	OutputIndex          uint64              `protobuf:"varint,3,opt,name=outputIndex,proto3" json:"outputIndex,omitempty"`
+	Script               []byte              `protobuf:"bytes,4,opt,name=script,proto3" json:"script,omitempty"`
+	Value                uint64              `protobuf:"varint,5,opt,name=value,proto3" json:"value,omitempty"`
+	Height               uint64              `protobuf:"varint,6,opt,name=height,proto3" json:"height,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}            `json:"-"`
+	XXX_unrecognized     []byte              `json:"-"`
+	XXX_sizecache        int32               `json:"-"`
+}
+
+func (m *Utxo) Reset()         { *m = Utxo{} }
+func (m *Utxo) String() string { return proto.CompactTextString(m) }
+func (*Utxo) ProtoMessage()    {}
+func (*Utxo) Descriptor() ([]byte, []int) {
+	return fileDescriptor_a0b84a42fa06f626, []int{9}
+}
+
+func (m *Utxo) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_Utxo.Unmarshal(m, b)
+}
+func (m *Utxo) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_Utxo.Marshal(b, m, deterministic)
+}
+func (m *Utxo) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_Utxo.Merge(m, src)
+}
+func (m *Utxo) XXX_Size() int {
+	return xxx_messageInfo_Utxo.Size(m)
+}
+func (m *Utxo) XXX_DiscardUnknown() {
+	xxx_messageInfo_Utxo.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_Utxo proto.InternalMessageInfo
+
+func (m *Utxo) GetAddress() *TransparentAddress {
+	if m != nil {
+		return m.Address
+	}
+	return nil
+}
+
+func (m *Utxo) GetTxid() []byte {
+	if m != nil {
+		return m.Txid
+	}
+	return nil
+}
+
+func (m *Utxo) GetOutputIndex() uint64 {
+	if m != nil {
+		return m.OutputIndex
+	}
+	return 0
+}
+
+func (m *Utxo) GetScript() []byte {
+	if m != nil {
+		return m.Script
+	}
+	return nil
+}
+
+func (m *Utxo) GetValue() uint64 {
+	if m != nil {
+		return m.Value
+	}
+	return 0
+}
+
+func (m *Utxo) GetHeight() uint64 {
+	if m != nil {
+		return m.Height
+	}
+	return 0
+}
+
 func init() {
 	proto.RegisterType((*BlockID)(nil), "cash.z.wallet.sdk.rpc.BlockID")
 	proto.RegisterType((*BlockRange)(nil), "cash.z.wallet.sdk.rpc.BlockRange")
@@ -338,40 +511,53 @@ func init() {
 	proto.RegisterType((*SendResponse)(nil), "cash.z.wallet.sdk.rpc.SendResponse")
 	proto.RegisterType((*ChainSpec)(nil), "cash.z.wallet.sdk.rpc.ChainSpec")
 	proto.RegisterType((*Empty)(nil), "cash.z.wallet.sdk.rpc.Empty")
+	proto.RegisterType((*LightdInfo)(nil), "cash.z.wallet.sdk.rpc.LightdInfo")
+	proto.RegisterType((*TransparentAddress)(nil), "cash.z.wallet.sdk.rpc.TransparentAddress")
+	proto.RegisterType((*Utxo)(nil), "cash.z.wallet.sdk.rpc.Utxo")
 }
 
 func init() { proto.RegisterFile("service.proto", fileDescriptor_a0b84a42fa06f626) }
 
 var fileDescriptor_a0b84a42fa06f626 = []byte{
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 }
 
 // Reference imports to suppress errors if they are not otherwise used.
@@ -386,12 +572,17 @@ const _ = grpc.SupportPackageIsVersion4
 //
 // For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
 type CompactTxStreamerClient interface {
+	// Compact Blocks
 	GetLatestBlock(ctx context.Context, in *ChainSpec, opts ...grpc.CallOption) (*BlockID, error)
 	GetBlock(ctx context.Context, in *BlockID, opts ...grpc.CallOption) (*CompactBlock, error)
 	GetBlockRange(ctx context.Context, in *BlockRange, opts ...grpc.CallOption) (CompactTxStreamer_GetBlockRangeClient, error)
+	// Transactions
 	GetTransaction(ctx context.Context, in *TxFilter, opts ...grpc.CallOption) (*RawTransaction, error)
 	SendTransaction(ctx context.Context, in *RawTransaction, opts ...grpc.CallOption) (*SendResponse, error)
-	GetLightdInfo(ctx context.Context, in *Empty, opts ...grpc.CallOption) (*SendResponse, error)
+	// t-Address support
+	GetUtxos(ctx context.Context, in *TransparentAddress, opts ...grpc.CallOption) (CompactTxStreamer_GetUtxosClient, error)
+	// Misc
+	GetLightdInfo(ctx context.Context, in *Empty, opts ...grpc.CallOption) (*LightdInfo, error)
 }
 
 type compactTxStreamerClient struct {
@@ -470,8 +661,40 @@ func (c *compactTxStreamerClient) SendTransaction(ctx context.Context, in *RawTr
 	return out, nil
 }
 
-func (c *compactTxStreamerClient) GetLightdInfo(ctx context.Context, in *Empty, opts ...grpc.CallOption) (*SendResponse, error) {
-	out := new(SendResponse)
+func (c *compactTxStreamerClient) GetUtxos(ctx context.Context, in *TransparentAddress, opts ...grpc.CallOption) (CompactTxStreamer_GetUtxosClient, error) {
+	stream, err := c.cc.NewStream(ctx, &_CompactTxStreamer_serviceDesc.Streams[1], "/cash.z.wallet.sdk.rpc.CompactTxStreamer/GetUtxos", opts...)
+	if err != nil {
+		return nil, err
+	}
+	x := &compactTxStreamerGetUtxosClient{stream}
+	if err := x.ClientStream.SendMsg(in); err != nil {
+		return nil, err
+	}
+	if err := x.ClientStream.CloseSend(); err != nil {
+		return nil, err
+	}
+	return x, nil
+}
+
+type CompactTxStreamer_GetUtxosClient interface {
+	Recv() (*Utxo, error)
+	grpc.ClientStream
+}
+
+type compactTxStreamerGetUtxosClient struct {
+	grpc.ClientStream
+}
+
+func (x *compactTxStreamerGetUtxosClient) Recv() (*Utxo, error) {
+	m := new(Utxo)
+	if err := x.ClientStream.RecvMsg(m); err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
+func (c *compactTxStreamerClient) GetLightdInfo(ctx context.Context, in *Empty, opts ...grpc.CallOption) (*LightdInfo, error) {
+	out := new(LightdInfo)
 	err := c.cc.Invoke(ctx, "/cash.z.wallet.sdk.rpc.CompactTxStreamer/GetLightdInfo", in, out, opts...)
 	if err != nil {
 		return nil, err
@@ -481,12 +704,17 @@ func (c *compactTxStreamerClient) GetLightdInfo(ctx context.Context, in *Empty,
 
 // CompactTxStreamerServer is the server API for CompactTxStreamer service.
 type CompactTxStreamerServer interface {
+	// Compact Blocks
 	GetLatestBlock(context.Context, *ChainSpec) (*BlockID, error)
 	GetBlock(context.Context, *BlockID) (*CompactBlock, error)
 	GetBlockRange(*BlockRange, CompactTxStreamer_GetBlockRangeServer) error
+	// Transactions
 	GetTransaction(context.Context, *TxFilter) (*RawTransaction, error)
 	SendTransaction(context.Context, *RawTransaction) (*SendResponse, error)
-	GetLightdInfo(context.Context, *Empty) (*SendResponse, error)
+	// t-Address support
+	GetUtxos(*TransparentAddress, CompactTxStreamer_GetUtxosServer) error
+	// Misc
+	GetLightdInfo(context.Context, *Empty) (*LightdInfo, error)
 }
 
 // UnimplementedCompactTxStreamerServer can be embedded to have forward compatible implementations.
@@ -508,7 +736,10 @@ func (*UnimplementedCompactTxStreamerServer) GetTransaction(ctx context.Context,
 func (*UnimplementedCompactTxStreamerServer) SendTransaction(ctx context.Context, req *RawTransaction) (*SendResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method SendTransaction not implemented")
 }
-func (*UnimplementedCompactTxStreamerServer) GetLightdInfo(ctx context.Context, req *Empty) (*SendResponse, error) {
+func (*UnimplementedCompactTxStreamerServer) GetUtxos(req *TransparentAddress, srv CompactTxStreamer_GetUtxosServer) error {
+	return status.Errorf(codes.Unimplemented, "method GetUtxos not implemented")
+}
+func (*UnimplementedCompactTxStreamerServer) GetLightdInfo(ctx context.Context, req *Empty) (*LightdInfo, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method GetLightdInfo not implemented")
 }
 
@@ -609,6 +840,27 @@ func _CompactTxStreamer_SendTransaction_Handler(srv interface{}, ctx context.Con
 	return interceptor(ctx, in, info, handler)
 }
 
+func _CompactTxStreamer_GetUtxos_Handler(srv interface{}, stream grpc.ServerStream) error {
+	m := new(TransparentAddress)
+	if err := stream.RecvMsg(m); err != nil {
+		return err
+	}
+	return srv.(CompactTxStreamerServer).GetUtxos(m, &compactTxStreamerGetUtxosServer{stream})
+}
+
+type CompactTxStreamer_GetUtxosServer interface {
+	Send(*Utxo) error
+	grpc.ServerStream
+}
+
+type compactTxStreamerGetUtxosServer struct {
+	grpc.ServerStream
+}
+
+func (x *compactTxStreamerGetUtxosServer) Send(m *Utxo) error {
+	return x.ServerStream.SendMsg(m)
+}
+
 func _CompactTxStreamer_GetLightdInfo_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
 	in := new(Empty)
 	if err := dec(in); err != nil {
@@ -658,6 +910,11 @@ var _CompactTxStreamer_serviceDesc = grpc.ServiceDesc{
 			Handler:       _CompactTxStreamer_GetBlockRange_Handler,
 			ServerStreams: true,
 		},
+		{
+			StreamName:    "GetUtxos",
+			Handler:       _CompactTxStreamer_GetUtxos_Handler,
+			ServerStreams: true,
+		},
 	},
 	Metadata: "service.proto",
 }

walletrpc/service.proto

@@ -42,11 +42,38 @@ message ChainSpec {}
 
 message Empty {}
 
+message LightdInfo {
+    string version = 1;
+    string vendor = 2;
+    bool   taddrSupport = 3;
+}
+
+message TransparentAddress {
+    string address = 1;
+}
+
+message Utxo {
+    TransparentAddress address = 1;
+    bytes txid = 2;
+    uint64 outputIndex = 3;
+    bytes script = 4;
+    uint64 value = 5;
+    uint64 height = 6;
+}
+
 service CompactTxStreamer {
+    // Compact Blocks
     rpc GetLatestBlock(ChainSpec) returns (BlockID) {}
     rpc GetBlock(BlockID) returns (CompactBlock) {}
     rpc GetBlockRange(BlockRange) returns (stream CompactBlock) {}
+
+    // Transactions
     rpc GetTransaction(TxFilter) returns (RawTransaction) {}
     rpc SendTransaction(RawTransaction) returns (SendResponse) {}
-    rpc GetLightdInfo(Empty) returns (SendResponse) {}
+
+    // t-Address support
+    rpc GetUtxos(TransparentAddress) returns (stream Utxo) {}
+
+    // Misc
+    rpc GetLightdInfo(Empty) returns (LightdInfo) {}
 }