From 33189114f6125dd3bebc9544829c89697ec41cd1 Mon Sep 17 00:00:00 2001
From: anjor <anjor@umd.edu>
Date: Tue, 22 Oct 2024 13:02:26 +0100
Subject: [PATCH 01/11] stream blocks

---
 old-faithful-proto/proto/old-faithful.proto | 33 +++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/old-faithful-proto/proto/old-faithful.proto b/old-faithful-proto/proto/old-faithful.proto
index 1c636ab9..b5797eb3 100644
--- a/old-faithful-proto/proto/old-faithful.proto
+++ b/old-faithful-proto/proto/old-faithful.proto
@@ -11,6 +11,8 @@ service OldFaithful {
   rpc GetTransaction(TransactionRequest) returns (TransactionResponse);
 
   rpc Get(stream GetRequest) returns (stream GetResponse);
+
+  rpc StreamBlocks(StreamBlocksRequest) returns (stream StreamBlocksResponse);
 }
 
 message VersionRequest {}
@@ -90,3 +92,34 @@ message GetResponseError {
   GetResponseErrorCode code = 1;
   string message = 2;
 }
+
+
+message StreamBlocksRequest {
+  uint64 start_slot = 1;
+  optional uint64 end_slot = 2;  // If not specified, continues indefinitely
+  optional StreamBlocksFilter filter = 3;
+}
+
+message StreamBlocksFilter {
+  repeated string account_include = 1;  // Filter blocks/txns mentioning these accounts
+  optional bool include_transactions = 2;  // Include full transaction details
+  optional bool include_accounts = 3;  // Include account updates
+}
+
+message StreamBlocksResponse {
+  oneof response {
+    StreamBlocksError error = 1;
+    BlockResponse block = 2;
+  }
+}
+
+message StreamBlocksError {
+  StreamBlocksErrorCode code = 1;
+  string message = 2;
+}
+
+enum StreamBlocksErrorCode {
+  INTERNAL = 0;
+  INVALID_SLOT_RANGE = 1;
+  SLOT_NOT_FOUND = 2;
+}

From 5d9a2c6c19f6214f389d3bf0ad998318445cc404 Mon Sep 17 00:00:00 2001
From: anjor <anjor@umd.edu>
Date: Wed, 30 Oct 2024 09:14:53 +0000
Subject: [PATCH 02/11] generated code

---
 Makefile                                      |  10 +
 .../old-faithful-grpc/old-faithful.pb.go      | 939 +++++++++++-------
 .../old-faithful-grpc/old-faithful_grpc.pb.go | 112 ++-
 old-faithful-proto/proto/old-faithful.proto   |  12 +-
 4 files changed, 643 insertions(+), 430 deletions(-)

diff --git a/Makefile b/Makefile
index ec229f44..9464df0e 100644
--- a/Makefile
+++ b/Makefile
@@ -86,3 +86,13 @@ gen-old-faithful-proto: install-protoc
 		--go-grpc_out=paths=source_relative:$$(pwd)/old-faithful-proto/old-faithful-grpc \
 		-I=$$(pwd)/old-faithful-proto/proto/ \
 		$$(pwd)/old-faithful-proto/proto/old-faithful.proto
+gen-old-faithful-proto-system:
+	@mkdir -p $$(pwd)/old-faithful-proto/old-faithful-grpc
+	@echo "Generating golang protobuf for old-faithful..."
+	# the proto file is in old-faithful-proto/proto ; generate go code in old-faithful-proto/faithful-grpc
+	protoc \
+		--experimental_allow_proto3_optional \
+		--go_out=paths=source_relative:$$(pwd)/old-faithful-proto/old-faithful-grpc \
+		--go-grpc_out=paths=source_relative:$$(pwd)/old-faithful-proto/old-faithful-grpc \
+		-I=$$(pwd)/old-faithful-proto/proto/ \
+		$$(pwd)/old-faithful-proto/proto/old-faithful.proto
diff --git a/old-faithful-proto/old-faithful-grpc/old-faithful.pb.go b/old-faithful-proto/old-faithful-grpc/old-faithful.pb.go
index 6bb1ede0..d17b1b87 100644
--- a/old-faithful-proto/old-faithful-grpc/old-faithful.pb.go
+++ b/old-faithful-proto/old-faithful-grpc/old-faithful.pb.go
@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.34.2
-// 	protoc        v5.27.1
+// 	protoc-gen-go v1.35.1
+// 	protoc        v5.28.3
 // source: old-faithful.proto
 
 package old_faithful_grpc
@@ -23,19 +23,19 @@ const (
 type GetResponseErrorCode int32
 
 const (
-	GetResponseErrorCode_INTERNAL  GetResponseErrorCode = 0
-	GetResponseErrorCode_NOT_FOUND GetResponseErrorCode = 1
+	GetResponseErrorCode_GET_RESPONSE_INTERNAL  GetResponseErrorCode = 0
+	GetResponseErrorCode_GET_RESPONSE_NOT_FOUND GetResponseErrorCode = 1
 )
 
 // Enum value maps for GetResponseErrorCode.
 var (
 	GetResponseErrorCode_name = map[int32]string{
-		0: "INTERNAL",
-		1: "NOT_FOUND",
+		0: "GET_RESPONSE_INTERNAL",
+		1: "GET_RESPONSE_NOT_FOUND",
 	}
 	GetResponseErrorCode_value = map[string]int32{
-		"INTERNAL":  0,
-		"NOT_FOUND": 1,
+		"GET_RESPONSE_INTERNAL":  0,
+		"GET_RESPONSE_NOT_FOUND": 1,
 	}
 )
 
@@ -66,6 +66,55 @@ func (GetResponseErrorCode) EnumDescriptor() ([]byte, []int) {
 	return file_old_faithful_proto_rawDescGZIP(), []int{0}
 }
 
+type StreamBlocksErrorCode int32
+
+const (
+	StreamBlocksErrorCode_STREAM_BLOCKS_INTERNAL           StreamBlocksErrorCode = 0
+	StreamBlocksErrorCode_STREAM_BLOCKS_INVALID_SLOT_RANGE StreamBlocksErrorCode = 1
+	StreamBlocksErrorCode_STREAM_BLOCKS_SLOT_NOT_FOUND     StreamBlocksErrorCode = 2
+)
+
+// Enum value maps for StreamBlocksErrorCode.
+var (
+	StreamBlocksErrorCode_name = map[int32]string{
+		0: "STREAM_BLOCKS_INTERNAL",
+		1: "STREAM_BLOCKS_INVALID_SLOT_RANGE",
+		2: "STREAM_BLOCKS_SLOT_NOT_FOUND",
+	}
+	StreamBlocksErrorCode_value = map[string]int32{
+		"STREAM_BLOCKS_INTERNAL":           0,
+		"STREAM_BLOCKS_INVALID_SLOT_RANGE": 1,
+		"STREAM_BLOCKS_SLOT_NOT_FOUND":     2,
+	}
+)
+
+func (x StreamBlocksErrorCode) Enum() *StreamBlocksErrorCode {
+	p := new(StreamBlocksErrorCode)
+	*p = x
+	return p
+}
+
+func (x StreamBlocksErrorCode) String() string {
+	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
+}
+
+func (StreamBlocksErrorCode) Descriptor() protoreflect.EnumDescriptor {
+	return file_old_faithful_proto_enumTypes[1].Descriptor()
+}
+
+func (StreamBlocksErrorCode) Type() protoreflect.EnumType {
+	return &file_old_faithful_proto_enumTypes[1]
+}
+
+func (x StreamBlocksErrorCode) Number() protoreflect.EnumNumber {
+	return protoreflect.EnumNumber(x)
+}
+
+// Deprecated: Use StreamBlocksErrorCode.Descriptor instead.
+func (StreamBlocksErrorCode) EnumDescriptor() ([]byte, []int) {
+	return file_old_faithful_proto_rawDescGZIP(), []int{1}
+}
+
 type VersionRequest struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -74,11 +123,9 @@ type VersionRequest struct {
 
 func (x *VersionRequest) Reset() {
 	*x = VersionRequest{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_old_faithful_proto_msgTypes[0]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
+	mi := &file_old_faithful_proto_msgTypes[0]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
 }
 
 func (x *VersionRequest) String() string {
@@ -89,7 +136,7 @@ func (*VersionRequest) ProtoMessage() {}
 
 func (x *VersionRequest) ProtoReflect() protoreflect.Message {
 	mi := &file_old_faithful_proto_msgTypes[0]
-	if protoimpl.UnsafeEnabled && x != nil {
+	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
 			ms.StoreMessageInfo(mi)
@@ -114,11 +161,9 @@ type VersionResponse struct {
 
 func (x *VersionResponse) Reset() {
 	*x = VersionResponse{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_old_faithful_proto_msgTypes[1]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
+	mi := &file_old_faithful_proto_msgTypes[1]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
 }
 
 func (x *VersionResponse) String() string {
@@ -129,7 +174,7 @@ func (*VersionResponse) ProtoMessage() {}
 
 func (x *VersionResponse) ProtoReflect() protoreflect.Message {
 	mi := &file_old_faithful_proto_msgTypes[1]
-	if protoimpl.UnsafeEnabled && x != nil {
+	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
 			ms.StoreMessageInfo(mi)
@@ -161,11 +206,9 @@ type BlockRequest struct {
 
 func (x *BlockRequest) Reset() {
 	*x = BlockRequest{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_old_faithful_proto_msgTypes[2]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
+	mi := &file_old_faithful_proto_msgTypes[2]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
 }
 
 func (x *BlockRequest) String() string {
@@ -176,7 +219,7 @@ func (*BlockRequest) ProtoMessage() {}
 
 func (x *BlockRequest) ProtoReflect() protoreflect.Message {
 	mi := &file_old_faithful_proto_msgTypes[2]
-	if protoimpl.UnsafeEnabled && x != nil {
+	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
 			ms.StoreMessageInfo(mi)
@@ -211,15 +254,14 @@ type BlockResponse struct {
 	BlockHeight       uint64         `protobuf:"varint,6,opt,name=block_height,json=blockHeight,proto3" json:"block_height,omitempty"`
 	Transactions      []*Transaction `protobuf:"bytes,7,rep,name=transactions,proto3" json:"transactions,omitempty"`
 	Rewards           []byte         `protobuf:"bytes,8,opt,name=rewards,proto3" json:"rewards,omitempty"` // protobuf or bincode (or empty)
+	NumPartitions     *uint64        `protobuf:"varint,9,opt,name=num_partitions,json=numPartitions,proto3,oneof" json:"num_partitions,omitempty"`
 }
 
 func (x *BlockResponse) Reset() {
 	*x = BlockResponse{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_old_faithful_proto_msgTypes[3]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
+	mi := &file_old_faithful_proto_msgTypes[3]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
 }
 
 func (x *BlockResponse) String() string {
@@ -230,7 +272,7 @@ func (*BlockResponse) ProtoMessage() {}
 
 func (x *BlockResponse) ProtoReflect() protoreflect.Message {
 	mi := &file_old_faithful_proto_msgTypes[3]
-	if protoimpl.UnsafeEnabled && x != nil {
+	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
 			ms.StoreMessageInfo(mi)
@@ -301,6 +343,13 @@ func (x *BlockResponse) GetRewards() []byte {
 	return nil
 }
 
+func (x *BlockResponse) GetNumPartitions() uint64 {
+	if x != nil && x.NumPartitions != nil {
+		return *x.NumPartitions
+	}
+	return 0
+}
+
 type BlockTimeRequest struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -311,11 +360,9 @@ type BlockTimeRequest struct {
 
 func (x *BlockTimeRequest) Reset() {
 	*x = BlockTimeRequest{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_old_faithful_proto_msgTypes[4]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
+	mi := &file_old_faithful_proto_msgTypes[4]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
 }
 
 func (x *BlockTimeRequest) String() string {
@@ -326,7 +373,7 @@ func (*BlockTimeRequest) ProtoMessage() {}
 
 func (x *BlockTimeRequest) ProtoReflect() protoreflect.Message {
 	mi := &file_old_faithful_proto_msgTypes[4]
-	if protoimpl.UnsafeEnabled && x != nil {
+	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
 			ms.StoreMessageInfo(mi)
@@ -358,11 +405,9 @@ type BlockTimeResponse struct {
 
 func (x *BlockTimeResponse) Reset() {
 	*x = BlockTimeResponse{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_old_faithful_proto_msgTypes[5]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
+	mi := &file_old_faithful_proto_msgTypes[5]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
 }
 
 func (x *BlockTimeResponse) String() string {
@@ -373,7 +418,7 @@ func (*BlockTimeResponse) ProtoMessage() {}
 
 func (x *BlockTimeResponse) ProtoReflect() protoreflect.Message {
 	mi := &file_old_faithful_proto_msgTypes[5]
-	if protoimpl.UnsafeEnabled && x != nil {
+	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
 			ms.StoreMessageInfo(mi)
@@ -405,11 +450,9 @@ type TransactionRequest struct {
 
 func (x *TransactionRequest) Reset() {
 	*x = TransactionRequest{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_old_faithful_proto_msgTypes[6]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
+	mi := &file_old_faithful_proto_msgTypes[6]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
 }
 
 func (x *TransactionRequest) String() string {
@@ -420,7 +463,7 @@ func (*TransactionRequest) ProtoMessage() {}
 
 func (x *TransactionRequest) ProtoReflect() protoreflect.Message {
 	mi := &file_old_faithful_proto_msgTypes[6]
-	if protoimpl.UnsafeEnabled && x != nil {
+	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
 			ms.StoreMessageInfo(mi)
@@ -455,11 +498,9 @@ type TransactionResponse struct {
 
 func (x *TransactionResponse) Reset() {
 	*x = TransactionResponse{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_old_faithful_proto_msgTypes[7]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
+	mi := &file_old_faithful_proto_msgTypes[7]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
 }
 
 func (x *TransactionResponse) String() string {
@@ -470,7 +511,7 @@ func (*TransactionResponse) ProtoMessage() {}
 
 func (x *TransactionResponse) ProtoReflect() protoreflect.Message {
 	mi := &file_old_faithful_proto_msgTypes[7]
-	if protoimpl.UnsafeEnabled && x != nil {
+	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
 			ms.StoreMessageInfo(mi)
@@ -525,11 +566,9 @@ type Transaction struct {
 
 func (x *Transaction) Reset() {
 	*x = Transaction{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_old_faithful_proto_msgTypes[8]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
+	mi := &file_old_faithful_proto_msgTypes[8]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
 }
 
 func (x *Transaction) String() string {
@@ -540,7 +579,7 @@ func (*Transaction) ProtoMessage() {}
 
 func (x *Transaction) ProtoReflect() protoreflect.Message {
 	mi := &file_old_faithful_proto_msgTypes[8]
-	if protoimpl.UnsafeEnabled && x != nil {
+	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
 			ms.StoreMessageInfo(mi)
@@ -593,11 +632,9 @@ type GetRequest struct {
 
 func (x *GetRequest) Reset() {
 	*x = GetRequest{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_old_faithful_proto_msgTypes[9]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
+	mi := &file_old_faithful_proto_msgTypes[9]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
 }
 
 func (x *GetRequest) String() string {
@@ -608,7 +645,7 @@ func (*GetRequest) ProtoMessage() {}
 
 func (x *GetRequest) ProtoReflect() protoreflect.Message {
 	mi := &file_old_faithful_proto_msgTypes[9]
-	if protoimpl.UnsafeEnabled && x != nil {
+	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
 			ms.StoreMessageInfo(mi)
@@ -711,11 +748,9 @@ type GetResponse struct {
 
 func (x *GetResponse) Reset() {
 	*x = GetResponse{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_old_faithful_proto_msgTypes[10]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
+	mi := &file_old_faithful_proto_msgTypes[10]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
 }
 
 func (x *GetResponse) String() string {
@@ -726,7 +761,7 @@ func (*GetResponse) ProtoMessage() {}
 
 func (x *GetResponse) ProtoReflect() protoreflect.Message {
 	mi := &file_old_faithful_proto_msgTypes[10]
-	if protoimpl.UnsafeEnabled && x != nil {
+	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
 			ms.StoreMessageInfo(mi)
@@ -835,11 +870,9 @@ type GetResponseError struct {
 
 func (x *GetResponseError) Reset() {
 	*x = GetResponseError{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_old_faithful_proto_msgTypes[11]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
+	mi := &file_old_faithful_proto_msgTypes[11]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
 }
 
 func (x *GetResponseError) String() string {
@@ -850,7 +883,7 @@ func (*GetResponseError) ProtoMessage() {}
 
 func (x *GetResponseError) ProtoReflect() protoreflect.Message {
 	mi := &file_old_faithful_proto_msgTypes[11]
-	if protoimpl.UnsafeEnabled && x != nil {
+	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
 			ms.StoreMessageInfo(mi)
@@ -869,7 +902,7 @@ func (x *GetResponseError) GetCode() GetResponseErrorCode {
 	if x != nil {
 		return x.Code
 	}
-	return GetResponseErrorCode_INTERNAL
+	return GetResponseErrorCode_GET_RESPONSE_INTERNAL
 }
 
 func (x *GetResponseError) GetMessage() string {
@@ -879,6 +912,244 @@ func (x *GetResponseError) GetMessage() string {
 	return ""
 }
 
+type StreamBlocksRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	StartSlot uint64              `protobuf:"varint,1,opt,name=start_slot,json=startSlot,proto3" json:"start_slot,omitempty"`
+	EndSlot   *uint64             `protobuf:"varint,2,opt,name=end_slot,json=endSlot,proto3,oneof" json:"end_slot,omitempty"` // If not specified, continues indefinitely
+	Filter    *StreamBlocksFilter `protobuf:"bytes,3,opt,name=filter,proto3,oneof" json:"filter,omitempty"`
+}
+
+func (x *StreamBlocksRequest) Reset() {
+	*x = StreamBlocksRequest{}
+	mi := &file_old_faithful_proto_msgTypes[12]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *StreamBlocksRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*StreamBlocksRequest) ProtoMessage() {}
+
+func (x *StreamBlocksRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_old_faithful_proto_msgTypes[12]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use StreamBlocksRequest.ProtoReflect.Descriptor instead.
+func (*StreamBlocksRequest) Descriptor() ([]byte, []int) {
+	return file_old_faithful_proto_rawDescGZIP(), []int{12}
+}
+
+func (x *StreamBlocksRequest) GetStartSlot() uint64 {
+	if x != nil {
+		return x.StartSlot
+	}
+	return 0
+}
+
+func (x *StreamBlocksRequest) GetEndSlot() uint64 {
+	if x != nil && x.EndSlot != nil {
+		return *x.EndSlot
+	}
+	return 0
+}
+
+func (x *StreamBlocksRequest) GetFilter() *StreamBlocksFilter {
+	if x != nil {
+		return x.Filter
+	}
+	return nil
+}
+
+type StreamBlocksFilter struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	AccountInclude []string `protobuf:"bytes,1,rep,name=account_include,json=accountInclude,proto3" json:"account_include,omitempty"` // Filter blocks/txns mentioning these accounts
+}
+
+func (x *StreamBlocksFilter) Reset() {
+	*x = StreamBlocksFilter{}
+	mi := &file_old_faithful_proto_msgTypes[13]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *StreamBlocksFilter) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*StreamBlocksFilter) ProtoMessage() {}
+
+func (x *StreamBlocksFilter) ProtoReflect() protoreflect.Message {
+	mi := &file_old_faithful_proto_msgTypes[13]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use StreamBlocksFilter.ProtoReflect.Descriptor instead.
+func (*StreamBlocksFilter) Descriptor() ([]byte, []int) {
+	return file_old_faithful_proto_rawDescGZIP(), []int{13}
+}
+
+func (x *StreamBlocksFilter) GetAccountInclude() []string {
+	if x != nil {
+		return x.AccountInclude
+	}
+	return nil
+}
+
+type StreamBlocksResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// Types that are assignable to Response:
+	//
+	//	*StreamBlocksResponse_Error
+	//	*StreamBlocksResponse_Block
+	Response isStreamBlocksResponse_Response `protobuf_oneof:"response"`
+}
+
+func (x *StreamBlocksResponse) Reset() {
+	*x = StreamBlocksResponse{}
+	mi := &file_old_faithful_proto_msgTypes[14]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *StreamBlocksResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*StreamBlocksResponse) ProtoMessage() {}
+
+func (x *StreamBlocksResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_old_faithful_proto_msgTypes[14]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use StreamBlocksResponse.ProtoReflect.Descriptor instead.
+func (*StreamBlocksResponse) Descriptor() ([]byte, []int) {
+	return file_old_faithful_proto_rawDescGZIP(), []int{14}
+}
+
+func (m *StreamBlocksResponse) GetResponse() isStreamBlocksResponse_Response {
+	if m != nil {
+		return m.Response
+	}
+	return nil
+}
+
+func (x *StreamBlocksResponse) GetError() *StreamBlocksError {
+	if x, ok := x.GetResponse().(*StreamBlocksResponse_Error); ok {
+		return x.Error
+	}
+	return nil
+}
+
+func (x *StreamBlocksResponse) GetBlock() *BlockResponse {
+	if x, ok := x.GetResponse().(*StreamBlocksResponse_Block); ok {
+		return x.Block
+	}
+	return nil
+}
+
+type isStreamBlocksResponse_Response interface {
+	isStreamBlocksResponse_Response()
+}
+
+type StreamBlocksResponse_Error struct {
+	Error *StreamBlocksError `protobuf:"bytes,1,opt,name=error,proto3,oneof"`
+}
+
+type StreamBlocksResponse_Block struct {
+	Block *BlockResponse `protobuf:"bytes,2,opt,name=block,proto3,oneof"`
+}
+
+func (*StreamBlocksResponse_Error) isStreamBlocksResponse_Response() {}
+
+func (*StreamBlocksResponse_Block) isStreamBlocksResponse_Response() {}
+
+type StreamBlocksError struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Code    StreamBlocksErrorCode `protobuf:"varint,1,opt,name=code,proto3,enum=OldFaithful.StreamBlocksErrorCode" json:"code,omitempty"`
+	Message string                `protobuf:"bytes,2,opt,name=message,proto3" json:"message,omitempty"`
+}
+
+func (x *StreamBlocksError) Reset() {
+	*x = StreamBlocksError{}
+	mi := &file_old_faithful_proto_msgTypes[15]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *StreamBlocksError) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*StreamBlocksError) ProtoMessage() {}
+
+func (x *StreamBlocksError) ProtoReflect() protoreflect.Message {
+	mi := &file_old_faithful_proto_msgTypes[15]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use StreamBlocksError.ProtoReflect.Descriptor instead.
+func (*StreamBlocksError) Descriptor() ([]byte, []int) {
+	return file_old_faithful_proto_rawDescGZIP(), []int{15}
+}
+
+func (x *StreamBlocksError) GetCode() StreamBlocksErrorCode {
+	if x != nil {
+		return x.Code
+	}
+	return StreamBlocksErrorCode_STREAM_BLOCKS_INTERNAL
+}
+
+func (x *StreamBlocksError) GetMessage() string {
+	if x != nil {
+		return x.Message
+	}
+	return ""
+}
+
 var File_old_faithful_proto protoreflect.FileDescriptor
 
 var file_old_faithful_proto_rawDesc = []byte{
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+	0x67, 0x72, 0x70, 0x63, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -1028,51 +1348,62 @@ func file_old_faithful_proto_rawDescGZIP() []byte {
 	return file_old_faithful_proto_rawDescData
 }
 
-var file_old_faithful_proto_enumTypes = make([]protoimpl.EnumInfo, 1)
-var file_old_faithful_proto_msgTypes = make([]protoimpl.MessageInfo, 12)
+var file_old_faithful_proto_enumTypes = make([]protoimpl.EnumInfo, 2)
+var file_old_faithful_proto_msgTypes = make([]protoimpl.MessageInfo, 16)
 var file_old_faithful_proto_goTypes = []any{
-	(GetResponseErrorCode)(0),   // 0: OldFaithful.GetResponseErrorCode
-	(*VersionRequest)(nil),      // 1: OldFaithful.VersionRequest
-	(*VersionResponse)(nil),     // 2: OldFaithful.VersionResponse
-	(*BlockRequest)(nil),        // 3: OldFaithful.BlockRequest
-	(*BlockResponse)(nil),       // 4: OldFaithful.BlockResponse
-	(*BlockTimeRequest)(nil),    // 5: OldFaithful.BlockTimeRequest
-	(*BlockTimeResponse)(nil),   // 6: OldFaithful.BlockTimeResponse
-	(*TransactionRequest)(nil),  // 7: OldFaithful.TransactionRequest
-	(*TransactionResponse)(nil), // 8: OldFaithful.TransactionResponse
-	(*Transaction)(nil),         // 9: OldFaithful.Transaction
-	(*GetRequest)(nil),          // 10: OldFaithful.GetRequest
-	(*GetResponse)(nil),         // 11: OldFaithful.GetResponse
-	(*GetResponseError)(nil),    // 12: OldFaithful.GetResponseError
+	(GetResponseErrorCode)(0),    // 0: OldFaithful.GetResponseErrorCode
+	(StreamBlocksErrorCode)(0),   // 1: OldFaithful.StreamBlocksErrorCode
+	(*VersionRequest)(nil),       // 2: OldFaithful.VersionRequest
+	(*VersionResponse)(nil),      // 3: OldFaithful.VersionResponse
+	(*BlockRequest)(nil),         // 4: OldFaithful.BlockRequest
+	(*BlockResponse)(nil),        // 5: OldFaithful.BlockResponse
+	(*BlockTimeRequest)(nil),     // 6: OldFaithful.BlockTimeRequest
+	(*BlockTimeResponse)(nil),    // 7: OldFaithful.BlockTimeResponse
+	(*TransactionRequest)(nil),   // 8: OldFaithful.TransactionRequest
+	(*TransactionResponse)(nil),  // 9: OldFaithful.TransactionResponse
+	(*Transaction)(nil),          // 10: OldFaithful.Transaction
+	(*GetRequest)(nil),           // 11: OldFaithful.GetRequest
+	(*GetResponse)(nil),          // 12: OldFaithful.GetResponse
+	(*GetResponseError)(nil),     // 13: OldFaithful.GetResponseError
+	(*StreamBlocksRequest)(nil),  // 14: OldFaithful.StreamBlocksRequest
+	(*StreamBlocksFilter)(nil),   // 15: OldFaithful.StreamBlocksFilter
+	(*StreamBlocksResponse)(nil), // 16: OldFaithful.StreamBlocksResponse
+	(*StreamBlocksError)(nil),    // 17: OldFaithful.StreamBlocksError
 }
 var file_old_faithful_proto_depIdxs = []int32{
-	9,  // 0: OldFaithful.BlockResponse.transactions:type_name -> OldFaithful.Transaction
-	9,  // 1: OldFaithful.TransactionResponse.transaction:type_name -> OldFaithful.Transaction
-	1,  // 2: OldFaithful.GetRequest.version:type_name -> OldFaithful.VersionRequest
-	5,  // 3: OldFaithful.GetRequest.block_time:type_name -> OldFaithful.BlockTimeRequest
-	3,  // 4: OldFaithful.GetRequest.block:type_name -> OldFaithful.BlockRequest
-	7,  // 5: OldFaithful.GetRequest.transaction:type_name -> OldFaithful.TransactionRequest
-	12, // 6: OldFaithful.GetResponse.error:type_name -> OldFaithful.GetResponseError
-	2,  // 7: OldFaithful.GetResponse.version:type_name -> OldFaithful.VersionResponse
-	6,  // 8: OldFaithful.GetResponse.block_time:type_name -> OldFaithful.BlockTimeResponse
-	4,  // 9: OldFaithful.GetResponse.block:type_name -> OldFaithful.BlockResponse
-	8,  // 10: OldFaithful.GetResponse.transaction:type_name -> OldFaithful.TransactionResponse
+	10, // 0: OldFaithful.BlockResponse.transactions:type_name -> OldFaithful.Transaction
+	10, // 1: OldFaithful.TransactionResponse.transaction:type_name -> OldFaithful.Transaction
+	2,  // 2: OldFaithful.GetRequest.version:type_name -> OldFaithful.VersionRequest
+	6,  // 3: OldFaithful.GetRequest.block_time:type_name -> OldFaithful.BlockTimeRequest
+	4,  // 4: OldFaithful.GetRequest.block:type_name -> OldFaithful.BlockRequest
+	8,  // 5: OldFaithful.GetRequest.transaction:type_name -> OldFaithful.TransactionRequest
+	13, // 6: OldFaithful.GetResponse.error:type_name -> OldFaithful.GetResponseError
+	3,  // 7: OldFaithful.GetResponse.version:type_name -> OldFaithful.VersionResponse
+	7,  // 8: OldFaithful.GetResponse.block_time:type_name -> OldFaithful.BlockTimeResponse
+	5,  // 9: OldFaithful.GetResponse.block:type_name -> OldFaithful.BlockResponse
+	9,  // 10: OldFaithful.GetResponse.transaction:type_name -> OldFaithful.TransactionResponse
 	0,  // 11: OldFaithful.GetResponseError.code:type_name -> OldFaithful.GetResponseErrorCode
-	1,  // 12: OldFaithful.OldFaithful.GetVersion:input_type -> OldFaithful.VersionRequest
-	3,  // 13: OldFaithful.OldFaithful.GetBlock:input_type -> OldFaithful.BlockRequest
-	5,  // 14: OldFaithful.OldFaithful.GetBlockTime:input_type -> OldFaithful.BlockTimeRequest
-	7,  // 15: OldFaithful.OldFaithful.GetTransaction:input_type -> OldFaithful.TransactionRequest
-	10, // 16: OldFaithful.OldFaithful.Get:input_type -> OldFaithful.GetRequest
-	2,  // 17: OldFaithful.OldFaithful.GetVersion:output_type -> OldFaithful.VersionResponse
-	4,  // 18: OldFaithful.OldFaithful.GetBlock:output_type -> OldFaithful.BlockResponse
-	6,  // 19: OldFaithful.OldFaithful.GetBlockTime:output_type -> OldFaithful.BlockTimeResponse
-	8,  // 20: OldFaithful.OldFaithful.GetTransaction:output_type -> OldFaithful.TransactionResponse
-	11, // 21: OldFaithful.OldFaithful.Get:output_type -> OldFaithful.GetResponse
-	17, // [17:22] is the sub-list for method output_type
-	12, // [12:17] is the sub-list for method input_type
-	12, // [12:12] is the sub-list for extension type_name
-	12, // [12:12] is the sub-list for extension extendee
-	0,  // [0:12] is the sub-list for field type_name
+	15, // 12: OldFaithful.StreamBlocksRequest.filter:type_name -> OldFaithful.StreamBlocksFilter
+	17, // 13: OldFaithful.StreamBlocksResponse.error:type_name -> OldFaithful.StreamBlocksError
+	5,  // 14: OldFaithful.StreamBlocksResponse.block:type_name -> OldFaithful.BlockResponse
+	1,  // 15: OldFaithful.StreamBlocksError.code:type_name -> OldFaithful.StreamBlocksErrorCode
+	2,  // 16: OldFaithful.OldFaithful.GetVersion:input_type -> OldFaithful.VersionRequest
+	4,  // 17: OldFaithful.OldFaithful.GetBlock:input_type -> OldFaithful.BlockRequest
+	6,  // 18: OldFaithful.OldFaithful.GetBlockTime:input_type -> OldFaithful.BlockTimeRequest
+	8,  // 19: OldFaithful.OldFaithful.GetTransaction:input_type -> OldFaithful.TransactionRequest
+	11, // 20: OldFaithful.OldFaithful.Get:input_type -> OldFaithful.GetRequest
+	14, // 21: OldFaithful.OldFaithful.StreamBlocks:input_type -> OldFaithful.StreamBlocksRequest
+	3,  // 22: OldFaithful.OldFaithful.GetVersion:output_type -> OldFaithful.VersionResponse
+	5,  // 23: OldFaithful.OldFaithful.GetBlock:output_type -> OldFaithful.BlockResponse
+	7,  // 24: OldFaithful.OldFaithful.GetBlockTime:output_type -> OldFaithful.BlockTimeResponse
+	9,  // 25: OldFaithful.OldFaithful.GetTransaction:output_type -> OldFaithful.TransactionResponse
+	12, // 26: OldFaithful.OldFaithful.Get:output_type -> OldFaithful.GetResponse
+	16, // 27: OldFaithful.OldFaithful.StreamBlocks:output_type -> OldFaithful.StreamBlocksResponse
+	22, // [22:28] is the sub-list for method output_type
+	16, // [16:22] is the sub-list for method input_type
+	16, // [16:16] is the sub-list for extension type_name
+	16, // [16:16] is the sub-list for extension extendee
+	0,  // [0:16] is the sub-list for field type_name
 }
 
 func init() { file_old_faithful_proto_init() }
@@ -1080,152 +1411,7 @@ func file_old_faithful_proto_init() {
 	if File_old_faithful_proto != nil {
 		return
 	}
-	if !protoimpl.UnsafeEnabled {
-		file_old_faithful_proto_msgTypes[0].Exporter = func(v any, i int) any {
-			switch v := v.(*VersionRequest); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_old_faithful_proto_msgTypes[1].Exporter = func(v any, i int) any {
-			switch v := v.(*VersionResponse); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_old_faithful_proto_msgTypes[2].Exporter = func(v any, i int) any {
-			switch v := v.(*BlockRequest); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_old_faithful_proto_msgTypes[3].Exporter = func(v any, i int) any {
-			switch v := v.(*BlockResponse); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_old_faithful_proto_msgTypes[4].Exporter = func(v any, i int) any {
-			switch v := v.(*BlockTimeRequest); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_old_faithful_proto_msgTypes[5].Exporter = func(v any, i int) any {
-			switch v := v.(*BlockTimeResponse); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_old_faithful_proto_msgTypes[6].Exporter = func(v any, i int) any {
-			switch v := v.(*TransactionRequest); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_old_faithful_proto_msgTypes[7].Exporter = func(v any, i int) any {
-			switch v := v.(*TransactionResponse); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_old_faithful_proto_msgTypes[8].Exporter = func(v any, i int) any {
-			switch v := v.(*Transaction); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_old_faithful_proto_msgTypes[9].Exporter = func(v any, i int) any {
-			switch v := v.(*GetRequest); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_old_faithful_proto_msgTypes[10].Exporter = func(v any, i int) any {
-			switch v := v.(*GetResponse); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_old_faithful_proto_msgTypes[11].Exporter = func(v any, i int) any {
-			switch v := v.(*GetResponseError); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-	}
+	file_old_faithful_proto_msgTypes[3].OneofWrappers = []any{}
 	file_old_faithful_proto_msgTypes[7].OneofWrappers = []any{}
 	file_old_faithful_proto_msgTypes[8].OneofWrappers = []any{}
 	file_old_faithful_proto_msgTypes[9].OneofWrappers = []any{
@@ -1241,13 +1427,18 @@ func file_old_faithful_proto_init() {
 		(*GetResponse_Block)(nil),
 		(*GetResponse_Transaction)(nil),
 	}
+	file_old_faithful_proto_msgTypes[12].OneofWrappers = []any{}
+	file_old_faithful_proto_msgTypes[14].OneofWrappers = []any{
+		(*StreamBlocksResponse_Error)(nil),
+		(*StreamBlocksResponse_Block)(nil),
+	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
 		File: protoimpl.DescBuilder{
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_old_faithful_proto_rawDesc,
-			NumEnums:      1,
-			NumMessages:   12,
+			NumEnums:      2,
+			NumMessages:   16,
 			NumExtensions: 0,
 			NumServices:   1,
 		},
diff --git a/old-faithful-proto/old-faithful-grpc/old-faithful_grpc.pb.go b/old-faithful-proto/old-faithful-grpc/old-faithful_grpc.pb.go
index 29351c4c..7ad3b42b 100644
--- a/old-faithful-proto/old-faithful-grpc/old-faithful_grpc.pb.go
+++ b/old-faithful-proto/old-faithful-grpc/old-faithful_grpc.pb.go
@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go-grpc. DO NOT EDIT.
 // versions:
-// - protoc-gen-go-grpc v1.4.0
-// - protoc             v5.27.1
+// - protoc-gen-go-grpc v1.5.1
+// - protoc             v5.28.3
 // source: old-faithful.proto
 
 package old_faithful_grpc
@@ -15,8 +15,8 @@ import (
 
 // This is a compile-time assertion to ensure that this generated file
 // is compatible with the grpc package it is being compiled against.
-// Requires gRPC-Go v1.62.0 or later.
-const _ = grpc.SupportPackageIsVersion8
+// Requires gRPC-Go v1.64.0 or later.
+const _ = grpc.SupportPackageIsVersion9
 
 const (
 	OldFaithful_GetVersion_FullMethodName     = "/OldFaithful.OldFaithful/GetVersion"
@@ -24,6 +24,7 @@ const (
 	OldFaithful_GetBlockTime_FullMethodName   = "/OldFaithful.OldFaithful/GetBlockTime"
 	OldFaithful_GetTransaction_FullMethodName = "/OldFaithful.OldFaithful/GetTransaction"
 	OldFaithful_Get_FullMethodName            = "/OldFaithful.OldFaithful/Get"
+	OldFaithful_StreamBlocks_FullMethodName   = "/OldFaithful.OldFaithful/StreamBlocks"
 )
 
 // OldFaithfulClient is the client API for OldFaithful service.
@@ -34,7 +35,8 @@ type OldFaithfulClient interface {
 	GetBlock(ctx context.Context, in *BlockRequest, opts ...grpc.CallOption) (*BlockResponse, error)
 	GetBlockTime(ctx context.Context, in *BlockTimeRequest, opts ...grpc.CallOption) (*BlockTimeResponse, error)
 	GetTransaction(ctx context.Context, in *TransactionRequest, opts ...grpc.CallOption) (*TransactionResponse, error)
-	Get(ctx context.Context, opts ...grpc.CallOption) (OldFaithful_GetClient, error)
+	Get(ctx context.Context, opts ...grpc.CallOption) (grpc.BidiStreamingClient[GetRequest, GetResponse], error)
+	StreamBlocks(ctx context.Context, in *StreamBlocksRequest, opts ...grpc.CallOption) (grpc.ServerStreamingClient[StreamBlocksResponse], error)
 }
 
 type oldFaithfulClient struct {
@@ -85,53 +87,57 @@ func (c *oldFaithfulClient) GetTransaction(ctx context.Context, in *TransactionR
 	return out, nil
 }
 
-func (c *oldFaithfulClient) Get(ctx context.Context, opts ...grpc.CallOption) (OldFaithful_GetClient, error) {
+func (c *oldFaithfulClient) Get(ctx context.Context, opts ...grpc.CallOption) (grpc.BidiStreamingClient[GetRequest, GetResponse], error) {
 	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
 	stream, err := c.cc.NewStream(ctx, &OldFaithful_ServiceDesc.Streams[0], OldFaithful_Get_FullMethodName, cOpts...)
 	if err != nil {
 		return nil, err
 	}
-	x := &oldFaithfulGetClient{ClientStream: stream}
+	x := &grpc.GenericClientStream[GetRequest, GetResponse]{ClientStream: stream}
 	return x, nil
 }
 
-type OldFaithful_GetClient interface {
-	Send(*GetRequest) error
-	Recv() (*GetResponse, error)
-	grpc.ClientStream
-}
-
-type oldFaithfulGetClient struct {
-	grpc.ClientStream
-}
+// This type alias is provided for backwards compatibility with existing code that references the prior non-generic stream type by name.
+type OldFaithful_GetClient = grpc.BidiStreamingClient[GetRequest, GetResponse]
 
-func (x *oldFaithfulGetClient) Send(m *GetRequest) error {
-	return x.ClientStream.SendMsg(m)
-}
-
-func (x *oldFaithfulGetClient) Recv() (*GetResponse, error) {
-	m := new(GetResponse)
-	if err := x.ClientStream.RecvMsg(m); err != nil {
+func (c *oldFaithfulClient) StreamBlocks(ctx context.Context, in *StreamBlocksRequest, opts ...grpc.CallOption) (grpc.ServerStreamingClient[StreamBlocksResponse], error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	stream, err := c.cc.NewStream(ctx, &OldFaithful_ServiceDesc.Streams[1], OldFaithful_StreamBlocks_FullMethodName, cOpts...)
+	if err != nil {
 		return nil, err
 	}
-	return m, nil
+	x := &grpc.GenericClientStream[StreamBlocksRequest, StreamBlocksResponse]{ClientStream: 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
 }
 
+// This type alias is provided for backwards compatibility with existing code that references the prior non-generic stream type by name.
+type OldFaithful_StreamBlocksClient = grpc.ServerStreamingClient[StreamBlocksResponse]
+
 // OldFaithfulServer is the server API for OldFaithful service.
 // All implementations must embed UnimplementedOldFaithfulServer
-// for forward compatibility
+// for forward compatibility.
 type OldFaithfulServer interface {
 	GetVersion(context.Context, *VersionRequest) (*VersionResponse, error)
 	GetBlock(context.Context, *BlockRequest) (*BlockResponse, error)
 	GetBlockTime(context.Context, *BlockTimeRequest) (*BlockTimeResponse, error)
 	GetTransaction(context.Context, *TransactionRequest) (*TransactionResponse, error)
-	Get(OldFaithful_GetServer) error
+	Get(grpc.BidiStreamingServer[GetRequest, GetResponse]) error
+	StreamBlocks(*StreamBlocksRequest, grpc.ServerStreamingServer[StreamBlocksResponse]) error
 	mustEmbedUnimplementedOldFaithfulServer()
 }
 
-// UnimplementedOldFaithfulServer must be embedded to have forward compatible implementations.
-type UnimplementedOldFaithfulServer struct {
-}
+// UnimplementedOldFaithfulServer must be embedded to have
+// forward compatible implementations.
+//
+// NOTE: this should be embedded by value instead of pointer to avoid a nil
+// pointer dereference when methods are called.
+type UnimplementedOldFaithfulServer struct{}
 
 func (UnimplementedOldFaithfulServer) GetVersion(context.Context, *VersionRequest) (*VersionResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method GetVersion not implemented")
@@ -145,10 +151,14 @@ func (UnimplementedOldFaithfulServer) GetBlockTime(context.Context, *BlockTimeRe
 func (UnimplementedOldFaithfulServer) GetTransaction(context.Context, *TransactionRequest) (*TransactionResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method GetTransaction not implemented")
 }
-func (UnimplementedOldFaithfulServer) Get(OldFaithful_GetServer) error {
+func (UnimplementedOldFaithfulServer) Get(grpc.BidiStreamingServer[GetRequest, GetResponse]) error {
 	return status.Errorf(codes.Unimplemented, "method Get not implemented")
 }
+func (UnimplementedOldFaithfulServer) StreamBlocks(*StreamBlocksRequest, grpc.ServerStreamingServer[StreamBlocksResponse]) error {
+	return status.Errorf(codes.Unimplemented, "method StreamBlocks not implemented")
+}
 func (UnimplementedOldFaithfulServer) mustEmbedUnimplementedOldFaithfulServer() {}
+func (UnimplementedOldFaithfulServer) testEmbeddedByValue()                     {}
 
 // UnsafeOldFaithfulServer may be embedded to opt out of forward compatibility for this service.
 // Use of this interface is not recommended, as added methods to OldFaithfulServer will
@@ -158,6 +168,13 @@ type UnsafeOldFaithfulServer interface {
 }
 
 func RegisterOldFaithfulServer(s grpc.ServiceRegistrar, srv OldFaithfulServer) {
+	// If the following call pancis, it indicates UnimplementedOldFaithfulServer was
+	// embedded by pointer and is nil.  This will cause panics if an
+	// unimplemented method is ever invoked, so we test this at initialization
+	// time to prevent it from happening at runtime later due to I/O.
+	if t, ok := srv.(interface{ testEmbeddedByValue() }); ok {
+		t.testEmbeddedByValue()
+	}
 	s.RegisterService(&OldFaithful_ServiceDesc, srv)
 }
 
@@ -234,31 +251,23 @@ func _OldFaithful_GetTransaction_Handler(srv interface{}, ctx context.Context, d
 }
 
 func _OldFaithful_Get_Handler(srv interface{}, stream grpc.ServerStream) error {
-	return srv.(OldFaithfulServer).Get(&oldFaithfulGetServer{ServerStream: stream})
+	return srv.(OldFaithfulServer).Get(&grpc.GenericServerStream[GetRequest, GetResponse]{ServerStream: stream})
 }
 
-type OldFaithful_GetServer interface {
-	Send(*GetResponse) error
-	Recv() (*GetRequest, error)
-	grpc.ServerStream
-}
+// This type alias is provided for backwards compatibility with existing code that references the prior non-generic stream type by name.
+type OldFaithful_GetServer = grpc.BidiStreamingServer[GetRequest, GetResponse]
 
-type oldFaithfulGetServer struct {
-	grpc.ServerStream
-}
-
-func (x *oldFaithfulGetServer) Send(m *GetResponse) error {
-	return x.ServerStream.SendMsg(m)
-}
-
-func (x *oldFaithfulGetServer) Recv() (*GetRequest, error) {
-	m := new(GetRequest)
-	if err := x.ServerStream.RecvMsg(m); err != nil {
-		return nil, err
+func _OldFaithful_StreamBlocks_Handler(srv interface{}, stream grpc.ServerStream) error {
+	m := new(StreamBlocksRequest)
+	if err := stream.RecvMsg(m); err != nil {
+		return err
 	}
-	return m, nil
+	return srv.(OldFaithfulServer).StreamBlocks(m, &grpc.GenericServerStream[StreamBlocksRequest, StreamBlocksResponse]{ServerStream: stream})
 }
 
+// This type alias is provided for backwards compatibility with existing code that references the prior non-generic stream type by name.
+type OldFaithful_StreamBlocksServer = grpc.ServerStreamingServer[StreamBlocksResponse]
+
 // OldFaithful_ServiceDesc is the grpc.ServiceDesc for OldFaithful service.
 // It's only intended for direct use with grpc.RegisterService,
 // and not to be introspected or modified (even as a copy)
@@ -290,6 +299,11 @@ var OldFaithful_ServiceDesc = grpc.ServiceDesc{
 			ServerStreams: true,
 			ClientStreams: true,
 		},
+		{
+			StreamName:    "StreamBlocks",
+			Handler:       _OldFaithful_StreamBlocks_Handler,
+			ServerStreams: true,
+		},
 	},
 	Metadata: "old-faithful.proto",
 }
diff --git a/old-faithful-proto/proto/old-faithful.proto b/old-faithful-proto/proto/old-faithful.proto
index b5797eb3..82a22b88 100644
--- a/old-faithful-proto/proto/old-faithful.proto
+++ b/old-faithful-proto/proto/old-faithful.proto
@@ -84,8 +84,8 @@ message GetResponse {
 }
 
 enum GetResponseErrorCode {
-  INTERNAL = 0;
-  NOT_FOUND = 1;
+  GET_RESPONSE_INTERNAL = 0;
+  GET_RESPONSE_NOT_FOUND = 1;
 }
 
 message GetResponseError {
@@ -102,8 +102,6 @@ message StreamBlocksRequest {
 
 message StreamBlocksFilter {
   repeated string account_include = 1;  // Filter blocks/txns mentioning these accounts
-  optional bool include_transactions = 2;  // Include full transaction details
-  optional bool include_accounts = 3;  // Include account updates
 }
 
 message StreamBlocksResponse {
@@ -119,7 +117,7 @@ message StreamBlocksError {
 }
 
 enum StreamBlocksErrorCode {
-  INTERNAL = 0;
-  INVALID_SLOT_RANGE = 1;
-  SLOT_NOT_FOUND = 2;
+  STREAM_BLOCKS_INTERNAL = 0;
+  STREAM_BLOCKS_INVALID_SLOT_RANGE = 1;
+  STREAM_BLOCKS_SLOT_NOT_FOUND = 2;
 }

From b3e3754b52be72843a7d6aadc62c60ab3f80b81a Mon Sep 17 00:00:00 2001
From: anjor <anjor@umd.edu>
Date: Wed, 30 Oct 2024 09:23:44 +0000
Subject: [PATCH 03/11] leave old as is

---
 .../old-faithful-grpc/old-faithful.pb.go      | 109 +++++++++---------
 old-faithful-proto/proto/old-faithful.proto   |   4 +-
 2 files changed, 56 insertions(+), 57 deletions(-)

diff --git a/old-faithful-proto/old-faithful-grpc/old-faithful.pb.go b/old-faithful-proto/old-faithful-grpc/old-faithful.pb.go
index d17b1b87..5ed7b72b 100644
--- a/old-faithful-proto/old-faithful-grpc/old-faithful.pb.go
+++ b/old-faithful-proto/old-faithful-grpc/old-faithful.pb.go
@@ -23,19 +23,19 @@ const (
 type GetResponseErrorCode int32
 
 const (
-	GetResponseErrorCode_GET_RESPONSE_INTERNAL  GetResponseErrorCode = 0
-	GetResponseErrorCode_GET_RESPONSE_NOT_FOUND GetResponseErrorCode = 1
+	GetResponseErrorCode_INTERNAL  GetResponseErrorCode = 0
+	GetResponseErrorCode_NOT_FOUND GetResponseErrorCode = 1
 )
 
 // Enum value maps for GetResponseErrorCode.
 var (
 	GetResponseErrorCode_name = map[int32]string{
-		0: "GET_RESPONSE_INTERNAL",
-		1: "GET_RESPONSE_NOT_FOUND",
+		0: "INTERNAL",
+		1: "NOT_FOUND",
 	}
 	GetResponseErrorCode_value = map[string]int32{
-		"GET_RESPONSE_INTERNAL":  0,
-		"GET_RESPONSE_NOT_FOUND": 1,
+		"INTERNAL":  0,
+		"NOT_FOUND": 1,
 	}
 )
 
@@ -902,7 +902,7 @@ func (x *GetResponseError) GetCode() GetResponseErrorCode {
 	if x != nil {
 		return x.Code
 	}
-	return GetResponseErrorCode_GET_RESPONSE_INTERNAL
+	return GetResponseErrorCode_INTERNAL
 }
 
 func (x *GetResponseError) GetMessage() string {
@@ -1286,54 +1286,53 @@ var file_old_faithful_proto_rawDesc = []byte{
 	0x72, 0x65, 0x61, 0x6d, 0x42, 0x6c, 0x6f, 0x63, 0x6b, 0x73, 0x45, 0x72, 0x72, 0x6f, 0x72, 0x43,
 	0x6f, 0x64, 0x65, 0x52, 0x04, 0x63, 0x6f, 0x64, 0x65, 0x12, 0x18, 0x0a, 0x07, 0x6d, 0x65, 0x73,
 	0x73, 0x61, 0x67, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x07, 0x6d, 0x65, 0x73, 0x73,
-	0x61, 0x67, 0x65, 0x2a, 0x4d, 0x0a, 0x14, 0x47, 0x65, 0x74, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e,
-	0x73, 0x65, 0x45, 0x72, 0x72, 0x6f, 0x72, 0x43, 0x6f, 0x64, 0x65, 0x12, 0x19, 0x0a, 0x15, 0x47,
-	0x45, 0x54, 0x5f, 0x52, 0x45, 0x53, 0x50, 0x4f, 0x4e, 0x53, 0x45, 0x5f, 0x49, 0x4e, 0x54, 0x45,
-	0x52, 0x4e, 0x41, 0x4c, 0x10, 0x00, 0x12, 0x1a, 0x0a, 0x16, 0x47, 0x45, 0x54, 0x5f, 0x52, 0x45,
-	0x53, 0x50, 0x4f, 0x4e, 0x53, 0x45, 0x5f, 0x4e, 0x4f, 0x54, 0x5f, 0x46, 0x4f, 0x55, 0x4e, 0x44,
-	0x10, 0x01, 0x2a, 0x7b, 0x0a, 0x15, 0x53, 0x74, 0x72, 0x65, 0x61, 0x6d, 0x42, 0x6c, 0x6f, 0x63,
-	0x6b, 0x73, 0x45, 0x72, 0x72, 0x6f, 0x72, 0x43, 0x6f, 0x64, 0x65, 0x12, 0x1a, 0x0a, 0x16, 0x53,
-	0x54, 0x52, 0x45, 0x41, 0x4d, 0x5f, 0x42, 0x4c, 0x4f, 0x43, 0x4b, 0x53, 0x5f, 0x49, 0x4e, 0x54,
-	0x45, 0x52, 0x4e, 0x41, 0x4c, 0x10, 0x00, 0x12, 0x24, 0x0a, 0x20, 0x53, 0x54, 0x52, 0x45, 0x41,
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+	0x6f, 0x33,
 }
 
 var (
diff --git a/old-faithful-proto/proto/old-faithful.proto b/old-faithful-proto/proto/old-faithful.proto
index 82a22b88..1a7ed9ec 100644
--- a/old-faithful-proto/proto/old-faithful.proto
+++ b/old-faithful-proto/proto/old-faithful.proto
@@ -84,8 +84,8 @@ message GetResponse {
 }
 
 enum GetResponseErrorCode {
-  GET_RESPONSE_INTERNAL = 0;
-  GET_RESPONSE_NOT_FOUND = 1;
+  INTERNAL = 0;
+  NOT_FOUND = 1;
 }
 
 message GetResponseError {

From 8de6a649483c18b5fed845959b7bf3ff71450fd6 Mon Sep 17 00:00:00 2001
From: anjor <anjor@umd.edu>
Date: Wed, 30 Oct 2024 13:22:27 +0000
Subject: [PATCH 04/11] return BlockResponse

---
 grpc-server.go                              |  4 ++++
 old-faithful-proto/proto/old-faithful.proto | 20 +-------------------
 2 files changed, 5 insertions(+), 19 deletions(-)

diff --git a/grpc-server.go b/grpc-server.go
index c5155a6f..63a3fc11 100644
--- a/grpc-server.go
+++ b/grpc-server.go
@@ -621,3 +621,7 @@ func (multi *MultiEpoch) GetBlockTime(ctx context.Context, params *old_faithful_
 		BlockTime: int64(blocktime),
 	}, nil
 }
+
+func (multi *MultiEpoch) StreamBlocks(*old_faithful_grpc.StreamBlocksRequest, grpc.ServerStreamingServer[*old_faithful_grpc.StreamBlocksResponse]) error {
+	return nil
+}
diff --git a/old-faithful-proto/proto/old-faithful.proto b/old-faithful-proto/proto/old-faithful.proto
index 1a7ed9ec..de328a7e 100644
--- a/old-faithful-proto/proto/old-faithful.proto
+++ b/old-faithful-proto/proto/old-faithful.proto
@@ -12,7 +12,7 @@ service OldFaithful {
 
   rpc Get(stream GetRequest) returns (stream GetResponse);
 
-  rpc StreamBlocks(StreamBlocksRequest) returns (stream StreamBlocksResponse);
+  rpc StreamBlocks(StreamBlocksRequest) returns (stream BlockResponse);
 }
 
 message VersionRequest {}
@@ -103,21 +103,3 @@ message StreamBlocksRequest {
 message StreamBlocksFilter {
   repeated string account_include = 1;  // Filter blocks/txns mentioning these accounts
 }
-
-message StreamBlocksResponse {
-  oneof response {
-    StreamBlocksError error = 1;
-    BlockResponse block = 2;
-  }
-}
-
-message StreamBlocksError {
-  StreamBlocksErrorCode code = 1;
-  string message = 2;
-}
-
-enum StreamBlocksErrorCode {
-  STREAM_BLOCKS_INTERNAL = 0;
-  STREAM_BLOCKS_INVALID_SLOT_RANGE = 1;
-  STREAM_BLOCKS_SLOT_NOT_FOUND = 2;
-}

From a3a97c0ca96ff70de492be5df7767d8a0244b026 Mon Sep 17 00:00:00 2001
From: anjor <anjor@umd.edu>
Date: Wed, 30 Oct 2024 13:22:38 +0000
Subject: [PATCH 05/11] gen code

---
 .../old-faithful-grpc/old-faithful.pb.go      | 389 ++++--------------
 .../old-faithful-grpc/old-faithful_grpc.pb.go |  16 +-
 2 files changed, 95 insertions(+), 310 deletions(-)

diff --git a/old-faithful-proto/old-faithful-grpc/old-faithful.pb.go b/old-faithful-proto/old-faithful-grpc/old-faithful.pb.go
index 5ed7b72b..cd4f53a4 100644
--- a/old-faithful-proto/old-faithful-grpc/old-faithful.pb.go
+++ b/old-faithful-proto/old-faithful-grpc/old-faithful.pb.go
@@ -66,55 +66,6 @@ func (GetResponseErrorCode) EnumDescriptor() ([]byte, []int) {
 	return file_old_faithful_proto_rawDescGZIP(), []int{0}
 }
 
-type StreamBlocksErrorCode int32
-
-const (
-	StreamBlocksErrorCode_STREAM_BLOCKS_INTERNAL           StreamBlocksErrorCode = 0
-	StreamBlocksErrorCode_STREAM_BLOCKS_INVALID_SLOT_RANGE StreamBlocksErrorCode = 1
-	StreamBlocksErrorCode_STREAM_BLOCKS_SLOT_NOT_FOUND     StreamBlocksErrorCode = 2
-)
-
-// Enum value maps for StreamBlocksErrorCode.
-var (
-	StreamBlocksErrorCode_name = map[int32]string{
-		0: "STREAM_BLOCKS_INTERNAL",
-		1: "STREAM_BLOCKS_INVALID_SLOT_RANGE",
-		2: "STREAM_BLOCKS_SLOT_NOT_FOUND",
-	}
-	StreamBlocksErrorCode_value = map[string]int32{
-		"STREAM_BLOCKS_INTERNAL":           0,
-		"STREAM_BLOCKS_INVALID_SLOT_RANGE": 1,
-		"STREAM_BLOCKS_SLOT_NOT_FOUND":     2,
-	}
-)
-
-func (x StreamBlocksErrorCode) Enum() *StreamBlocksErrorCode {
-	p := new(StreamBlocksErrorCode)
-	*p = x
-	return p
-}
-
-func (x StreamBlocksErrorCode) String() string {
-	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
-}
-
-func (StreamBlocksErrorCode) Descriptor() protoreflect.EnumDescriptor {
-	return file_old_faithful_proto_enumTypes[1].Descriptor()
-}
-
-func (StreamBlocksErrorCode) Type() protoreflect.EnumType {
-	return &file_old_faithful_proto_enumTypes[1]
-}
-
-func (x StreamBlocksErrorCode) Number() protoreflect.EnumNumber {
-	return protoreflect.EnumNumber(x)
-}
-
-// Deprecated: Use StreamBlocksErrorCode.Descriptor instead.
-func (StreamBlocksErrorCode) EnumDescriptor() ([]byte, []int) {
-	return file_old_faithful_proto_rawDescGZIP(), []int{1}
-}
-
 type VersionRequest struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -1018,138 +969,6 @@ func (x *StreamBlocksFilter) GetAccountInclude() []string {
 	return nil
 }
 
-type StreamBlocksResponse struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	// Types that are assignable to Response:
-	//
-	//	*StreamBlocksResponse_Error
-	//	*StreamBlocksResponse_Block
-	Response isStreamBlocksResponse_Response `protobuf_oneof:"response"`
-}
-
-func (x *StreamBlocksResponse) Reset() {
-	*x = StreamBlocksResponse{}
-	mi := &file_old_faithful_proto_msgTypes[14]
-	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-	ms.StoreMessageInfo(mi)
-}
-
-func (x *StreamBlocksResponse) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*StreamBlocksResponse) ProtoMessage() {}
-
-func (x *StreamBlocksResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_old_faithful_proto_msgTypes[14]
-	if x != nil {
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		if ms.LoadMessageInfo() == nil {
-			ms.StoreMessageInfo(mi)
-		}
-		return ms
-	}
-	return mi.MessageOf(x)
-}
-
-// Deprecated: Use StreamBlocksResponse.ProtoReflect.Descriptor instead.
-func (*StreamBlocksResponse) Descriptor() ([]byte, []int) {
-	return file_old_faithful_proto_rawDescGZIP(), []int{14}
-}
-
-func (m *StreamBlocksResponse) GetResponse() isStreamBlocksResponse_Response {
-	if m != nil {
-		return m.Response
-	}
-	return nil
-}
-
-func (x *StreamBlocksResponse) GetError() *StreamBlocksError {
-	if x, ok := x.GetResponse().(*StreamBlocksResponse_Error); ok {
-		return x.Error
-	}
-	return nil
-}
-
-func (x *StreamBlocksResponse) GetBlock() *BlockResponse {
-	if x, ok := x.GetResponse().(*StreamBlocksResponse_Block); ok {
-		return x.Block
-	}
-	return nil
-}
-
-type isStreamBlocksResponse_Response interface {
-	isStreamBlocksResponse_Response()
-}
-
-type StreamBlocksResponse_Error struct {
-	Error *StreamBlocksError `protobuf:"bytes,1,opt,name=error,proto3,oneof"`
-}
-
-type StreamBlocksResponse_Block struct {
-	Block *BlockResponse `protobuf:"bytes,2,opt,name=block,proto3,oneof"`
-}
-
-func (*StreamBlocksResponse_Error) isStreamBlocksResponse_Response() {}
-
-func (*StreamBlocksResponse_Block) isStreamBlocksResponse_Response() {}
-
-type StreamBlocksError struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	Code    StreamBlocksErrorCode `protobuf:"varint,1,opt,name=code,proto3,enum=OldFaithful.StreamBlocksErrorCode" json:"code,omitempty"`
-	Message string                `protobuf:"bytes,2,opt,name=message,proto3" json:"message,omitempty"`
-}
-
-func (x *StreamBlocksError) Reset() {
-	*x = StreamBlocksError{}
-	mi := &file_old_faithful_proto_msgTypes[15]
-	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-	ms.StoreMessageInfo(mi)
-}
-
-func (x *StreamBlocksError) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*StreamBlocksError) ProtoMessage() {}
-
-func (x *StreamBlocksError) ProtoReflect() protoreflect.Message {
-	mi := &file_old_faithful_proto_msgTypes[15]
-	if x != nil {
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		if ms.LoadMessageInfo() == nil {
-			ms.StoreMessageInfo(mi)
-		}
-		return ms
-	}
-	return mi.MessageOf(x)
-}
-
-// Deprecated: Use StreamBlocksError.ProtoReflect.Descriptor instead.
-func (*StreamBlocksError) Descriptor() ([]byte, []int) {
-	return file_old_faithful_proto_rawDescGZIP(), []int{15}
-}
-
-func (x *StreamBlocksError) GetCode() StreamBlocksErrorCode {
-	if x != nil {
-		return x.Code
-	}
-	return StreamBlocksErrorCode_STREAM_BLOCKS_INTERNAL
-}
-
-func (x *StreamBlocksError) GetMessage() string {
-	if x != nil {
-		return x.Message
-	}
-	return ""
-}
-
 var File_old_faithful_proto protoreflect.FileDescriptor
 
 var file_old_faithful_proto_rawDesc = []byte{
@@ -1270,69 +1089,45 @@ var file_old_faithful_proto_rawDesc = []byte{
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 var (
@@ -1347,62 +1142,56 @@ func file_old_faithful_proto_rawDescGZIP() []byte {
 	return file_old_faithful_proto_rawDescData
 }
 
-var file_old_faithful_proto_enumTypes = make([]protoimpl.EnumInfo, 2)
-var file_old_faithful_proto_msgTypes = make([]protoimpl.MessageInfo, 16)
+var file_old_faithful_proto_enumTypes = make([]protoimpl.EnumInfo, 1)
+var file_old_faithful_proto_msgTypes = make([]protoimpl.MessageInfo, 14)
 var file_old_faithful_proto_goTypes = []any{
-	(GetResponseErrorCode)(0),    // 0: OldFaithful.GetResponseErrorCode
-	(StreamBlocksErrorCode)(0),   // 1: OldFaithful.StreamBlocksErrorCode
-	(*VersionRequest)(nil),       // 2: OldFaithful.VersionRequest
-	(*VersionResponse)(nil),      // 3: OldFaithful.VersionResponse
-	(*BlockRequest)(nil),         // 4: OldFaithful.BlockRequest
-	(*BlockResponse)(nil),        // 5: OldFaithful.BlockResponse
-	(*BlockTimeRequest)(nil),     // 6: OldFaithful.BlockTimeRequest
-	(*BlockTimeResponse)(nil),    // 7: OldFaithful.BlockTimeResponse
-	(*TransactionRequest)(nil),   // 8: OldFaithful.TransactionRequest
-	(*TransactionResponse)(nil),  // 9: OldFaithful.TransactionResponse
-	(*Transaction)(nil),          // 10: OldFaithful.Transaction
-	(*GetRequest)(nil),           // 11: OldFaithful.GetRequest
-	(*GetResponse)(nil),          // 12: OldFaithful.GetResponse
-	(*GetResponseError)(nil),     // 13: OldFaithful.GetResponseError
-	(*StreamBlocksRequest)(nil),  // 14: OldFaithful.StreamBlocksRequest
-	(*StreamBlocksFilter)(nil),   // 15: OldFaithful.StreamBlocksFilter
-	(*StreamBlocksResponse)(nil), // 16: OldFaithful.StreamBlocksResponse
-	(*StreamBlocksError)(nil),    // 17: OldFaithful.StreamBlocksError
+	(GetResponseErrorCode)(0),   // 0: OldFaithful.GetResponseErrorCode
+	(*VersionRequest)(nil),      // 1: OldFaithful.VersionRequest
+	(*VersionResponse)(nil),     // 2: OldFaithful.VersionResponse
+	(*BlockRequest)(nil),        // 3: OldFaithful.BlockRequest
+	(*BlockResponse)(nil),       // 4: OldFaithful.BlockResponse
+	(*BlockTimeRequest)(nil),    // 5: OldFaithful.BlockTimeRequest
+	(*BlockTimeResponse)(nil),   // 6: OldFaithful.BlockTimeResponse
+	(*TransactionRequest)(nil),  // 7: OldFaithful.TransactionRequest
+	(*TransactionResponse)(nil), // 8: OldFaithful.TransactionResponse
+	(*Transaction)(nil),         // 9: OldFaithful.Transaction
+	(*GetRequest)(nil),          // 10: OldFaithful.GetRequest
+	(*GetResponse)(nil),         // 11: OldFaithful.GetResponse
+	(*GetResponseError)(nil),    // 12: OldFaithful.GetResponseError
+	(*StreamBlocksRequest)(nil), // 13: OldFaithful.StreamBlocksRequest
+	(*StreamBlocksFilter)(nil),  // 14: OldFaithful.StreamBlocksFilter
 }
 var file_old_faithful_proto_depIdxs = []int32{
-	10, // 0: OldFaithful.BlockResponse.transactions:type_name -> OldFaithful.Transaction
-	10, // 1: OldFaithful.TransactionResponse.transaction:type_name -> OldFaithful.Transaction
-	2,  // 2: OldFaithful.GetRequest.version:type_name -> OldFaithful.VersionRequest
-	6,  // 3: OldFaithful.GetRequest.block_time:type_name -> OldFaithful.BlockTimeRequest
-	4,  // 4: OldFaithful.GetRequest.block:type_name -> OldFaithful.BlockRequest
-	8,  // 5: OldFaithful.GetRequest.transaction:type_name -> OldFaithful.TransactionRequest
-	13, // 6: OldFaithful.GetResponse.error:type_name -> OldFaithful.GetResponseError
-	3,  // 7: OldFaithful.GetResponse.version:type_name -> OldFaithful.VersionResponse
-	7,  // 8: OldFaithful.GetResponse.block_time:type_name -> OldFaithful.BlockTimeResponse
-	5,  // 9: OldFaithful.GetResponse.block:type_name -> OldFaithful.BlockResponse
-	9,  // 10: OldFaithful.GetResponse.transaction:type_name -> OldFaithful.TransactionResponse
+	9,  // 0: OldFaithful.BlockResponse.transactions:type_name -> OldFaithful.Transaction
+	9,  // 1: OldFaithful.TransactionResponse.transaction:type_name -> OldFaithful.Transaction
+	1,  // 2: OldFaithful.GetRequest.version:type_name -> OldFaithful.VersionRequest
+	5,  // 3: OldFaithful.GetRequest.block_time:type_name -> OldFaithful.BlockTimeRequest
+	3,  // 4: OldFaithful.GetRequest.block:type_name -> OldFaithful.BlockRequest
+	7,  // 5: OldFaithful.GetRequest.transaction:type_name -> OldFaithful.TransactionRequest
+	12, // 6: OldFaithful.GetResponse.error:type_name -> OldFaithful.GetResponseError
+	2,  // 7: OldFaithful.GetResponse.version:type_name -> OldFaithful.VersionResponse
+	6,  // 8: OldFaithful.GetResponse.block_time:type_name -> OldFaithful.BlockTimeResponse
+	4,  // 9: OldFaithful.GetResponse.block:type_name -> OldFaithful.BlockResponse
+	8,  // 10: OldFaithful.GetResponse.transaction:type_name -> OldFaithful.TransactionResponse
 	0,  // 11: OldFaithful.GetResponseError.code:type_name -> OldFaithful.GetResponseErrorCode
-	15, // 12: OldFaithful.StreamBlocksRequest.filter:type_name -> OldFaithful.StreamBlocksFilter
-	17, // 13: OldFaithful.StreamBlocksResponse.error:type_name -> OldFaithful.StreamBlocksError
-	5,  // 14: OldFaithful.StreamBlocksResponse.block:type_name -> OldFaithful.BlockResponse
-	1,  // 15: OldFaithful.StreamBlocksError.code:type_name -> OldFaithful.StreamBlocksErrorCode
-	2,  // 16: OldFaithful.OldFaithful.GetVersion:input_type -> OldFaithful.VersionRequest
-	4,  // 17: OldFaithful.OldFaithful.GetBlock:input_type -> OldFaithful.BlockRequest
-	6,  // 18: OldFaithful.OldFaithful.GetBlockTime:input_type -> OldFaithful.BlockTimeRequest
-	8,  // 19: OldFaithful.OldFaithful.GetTransaction:input_type -> OldFaithful.TransactionRequest
-	11, // 20: OldFaithful.OldFaithful.Get:input_type -> OldFaithful.GetRequest
-	14, // 21: OldFaithful.OldFaithful.StreamBlocks:input_type -> OldFaithful.StreamBlocksRequest
-	3,  // 22: OldFaithful.OldFaithful.GetVersion:output_type -> OldFaithful.VersionResponse
-	5,  // 23: OldFaithful.OldFaithful.GetBlock:output_type -> OldFaithful.BlockResponse
-	7,  // 24: OldFaithful.OldFaithful.GetBlockTime:output_type -> OldFaithful.BlockTimeResponse
-	9,  // 25: OldFaithful.OldFaithful.GetTransaction:output_type -> OldFaithful.TransactionResponse
-	12, // 26: OldFaithful.OldFaithful.Get:output_type -> OldFaithful.GetResponse
-	16, // 27: OldFaithful.OldFaithful.StreamBlocks:output_type -> OldFaithful.StreamBlocksResponse
-	22, // [22:28] is the sub-list for method output_type
-	16, // [16:22] is the sub-list for method input_type
-	16, // [16:16] is the sub-list for extension type_name
-	16, // [16:16] is the sub-list for extension extendee
-	0,  // [0:16] is the sub-list for field type_name
+	14, // 12: OldFaithful.StreamBlocksRequest.filter:type_name -> OldFaithful.StreamBlocksFilter
+	1,  // 13: OldFaithful.OldFaithful.GetVersion:input_type -> OldFaithful.VersionRequest
+	3,  // 14: OldFaithful.OldFaithful.GetBlock:input_type -> OldFaithful.BlockRequest
+	5,  // 15: OldFaithful.OldFaithful.GetBlockTime:input_type -> OldFaithful.BlockTimeRequest
+	7,  // 16: OldFaithful.OldFaithful.GetTransaction:input_type -> OldFaithful.TransactionRequest
+	10, // 17: OldFaithful.OldFaithful.Get:input_type -> OldFaithful.GetRequest
+	13, // 18: OldFaithful.OldFaithful.StreamBlocks:input_type -> OldFaithful.StreamBlocksRequest
+	2,  // 19: OldFaithful.OldFaithful.GetVersion:output_type -> OldFaithful.VersionResponse
+	4,  // 20: OldFaithful.OldFaithful.GetBlock:output_type -> OldFaithful.BlockResponse
+	6,  // 21: OldFaithful.OldFaithful.GetBlockTime:output_type -> OldFaithful.BlockTimeResponse
+	8,  // 22: OldFaithful.OldFaithful.GetTransaction:output_type -> OldFaithful.TransactionResponse
+	11, // 23: OldFaithful.OldFaithful.Get:output_type -> OldFaithful.GetResponse
+	4,  // 24: OldFaithful.OldFaithful.StreamBlocks:output_type -> OldFaithful.BlockResponse
+	19, // [19:25] is the sub-list for method output_type
+	13, // [13:19] is the sub-list for method input_type
+	13, // [13:13] is the sub-list for extension type_name
+	13, // [13:13] is the sub-list for extension extendee
+	0,  // [0:13] is the sub-list for field type_name
 }
 
 func init() { file_old_faithful_proto_init() }
@@ -1427,17 +1216,13 @@ func file_old_faithful_proto_init() {
 		(*GetResponse_Transaction)(nil),
 	}
 	file_old_faithful_proto_msgTypes[12].OneofWrappers = []any{}
-	file_old_faithful_proto_msgTypes[14].OneofWrappers = []any{
-		(*StreamBlocksResponse_Error)(nil),
-		(*StreamBlocksResponse_Block)(nil),
-	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
 		File: protoimpl.DescBuilder{
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_old_faithful_proto_rawDesc,
-			NumEnums:      2,
-			NumMessages:   16,
+			NumEnums:      1,
+			NumMessages:   14,
 			NumExtensions: 0,
 			NumServices:   1,
 		},
diff --git a/old-faithful-proto/old-faithful-grpc/old-faithful_grpc.pb.go b/old-faithful-proto/old-faithful-grpc/old-faithful_grpc.pb.go
index 7ad3b42b..309884be 100644
--- a/old-faithful-proto/old-faithful-grpc/old-faithful_grpc.pb.go
+++ b/old-faithful-proto/old-faithful-grpc/old-faithful_grpc.pb.go
@@ -36,7 +36,7 @@ type OldFaithfulClient interface {
 	GetBlockTime(ctx context.Context, in *BlockTimeRequest, opts ...grpc.CallOption) (*BlockTimeResponse, error)
 	GetTransaction(ctx context.Context, in *TransactionRequest, opts ...grpc.CallOption) (*TransactionResponse, error)
 	Get(ctx context.Context, opts ...grpc.CallOption) (grpc.BidiStreamingClient[GetRequest, GetResponse], error)
-	StreamBlocks(ctx context.Context, in *StreamBlocksRequest, opts ...grpc.CallOption) (grpc.ServerStreamingClient[StreamBlocksResponse], error)
+	StreamBlocks(ctx context.Context, in *StreamBlocksRequest, opts ...grpc.CallOption) (grpc.ServerStreamingClient[BlockResponse], error)
 }
 
 type oldFaithfulClient struct {
@@ -100,13 +100,13 @@ func (c *oldFaithfulClient) Get(ctx context.Context, opts ...grpc.CallOption) (g
 // This type alias is provided for backwards compatibility with existing code that references the prior non-generic stream type by name.
 type OldFaithful_GetClient = grpc.BidiStreamingClient[GetRequest, GetResponse]
 
-func (c *oldFaithfulClient) StreamBlocks(ctx context.Context, in *StreamBlocksRequest, opts ...grpc.CallOption) (grpc.ServerStreamingClient[StreamBlocksResponse], error) {
+func (c *oldFaithfulClient) StreamBlocks(ctx context.Context, in *StreamBlocksRequest, opts ...grpc.CallOption) (grpc.ServerStreamingClient[BlockResponse], error) {
 	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
 	stream, err := c.cc.NewStream(ctx, &OldFaithful_ServiceDesc.Streams[1], OldFaithful_StreamBlocks_FullMethodName, cOpts...)
 	if err != nil {
 		return nil, err
 	}
-	x := &grpc.GenericClientStream[StreamBlocksRequest, StreamBlocksResponse]{ClientStream: stream}
+	x := &grpc.GenericClientStream[StreamBlocksRequest, BlockResponse]{ClientStream: stream}
 	if err := x.ClientStream.SendMsg(in); err != nil {
 		return nil, err
 	}
@@ -117,7 +117,7 @@ func (c *oldFaithfulClient) StreamBlocks(ctx context.Context, in *StreamBlocksRe
 }
 
 // This type alias is provided for backwards compatibility with existing code that references the prior non-generic stream type by name.
-type OldFaithful_StreamBlocksClient = grpc.ServerStreamingClient[StreamBlocksResponse]
+type OldFaithful_StreamBlocksClient = grpc.ServerStreamingClient[BlockResponse]
 
 // OldFaithfulServer is the server API for OldFaithful service.
 // All implementations must embed UnimplementedOldFaithfulServer
@@ -128,7 +128,7 @@ type OldFaithfulServer interface {
 	GetBlockTime(context.Context, *BlockTimeRequest) (*BlockTimeResponse, error)
 	GetTransaction(context.Context, *TransactionRequest) (*TransactionResponse, error)
 	Get(grpc.BidiStreamingServer[GetRequest, GetResponse]) error
-	StreamBlocks(*StreamBlocksRequest, grpc.ServerStreamingServer[StreamBlocksResponse]) error
+	StreamBlocks(*StreamBlocksRequest, grpc.ServerStreamingServer[BlockResponse]) error
 	mustEmbedUnimplementedOldFaithfulServer()
 }
 
@@ -154,7 +154,7 @@ func (UnimplementedOldFaithfulServer) GetTransaction(context.Context, *Transacti
 func (UnimplementedOldFaithfulServer) Get(grpc.BidiStreamingServer[GetRequest, GetResponse]) error {
 	return status.Errorf(codes.Unimplemented, "method Get not implemented")
 }
-func (UnimplementedOldFaithfulServer) StreamBlocks(*StreamBlocksRequest, grpc.ServerStreamingServer[StreamBlocksResponse]) error {
+func (UnimplementedOldFaithfulServer) StreamBlocks(*StreamBlocksRequest, grpc.ServerStreamingServer[BlockResponse]) error {
 	return status.Errorf(codes.Unimplemented, "method StreamBlocks not implemented")
 }
 func (UnimplementedOldFaithfulServer) mustEmbedUnimplementedOldFaithfulServer() {}
@@ -262,11 +262,11 @@ func _OldFaithful_StreamBlocks_Handler(srv interface{}, stream grpc.ServerStream
 	if err := stream.RecvMsg(m); err != nil {
 		return err
 	}
-	return srv.(OldFaithfulServer).StreamBlocks(m, &grpc.GenericServerStream[StreamBlocksRequest, StreamBlocksResponse]{ServerStream: stream})
+	return srv.(OldFaithfulServer).StreamBlocks(m, &grpc.GenericServerStream[StreamBlocksRequest, BlockResponse]{ServerStream: stream})
 }
 
 // This type alias is provided for backwards compatibility with existing code that references the prior non-generic stream type by name.
-type OldFaithful_StreamBlocksServer = grpc.ServerStreamingServer[StreamBlocksResponse]
+type OldFaithful_StreamBlocksServer = grpc.ServerStreamingServer[BlockResponse]
 
 // OldFaithful_ServiceDesc is the grpc.ServiceDesc for OldFaithful service.
 // It's only intended for direct use with grpc.RegisterService,

From 156450ee1b9f19927c520896ad689dfcff2db9f4 Mon Sep 17 00:00:00 2001
From: anjor <anjor@umd.edu>
Date: Wed, 30 Oct 2024 23:27:22 +0000
Subject: [PATCH 06/11] minor

---
 grpc-server.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/grpc-server.go b/grpc-server.go
index 63a3fc11..7eabe30c 100644
--- a/grpc-server.go
+++ b/grpc-server.go
@@ -622,6 +622,6 @@ func (multi *MultiEpoch) GetBlockTime(ctx context.Context, params *old_faithful_
 	}, nil
 }
 
-func (multi *MultiEpoch) StreamBlocks(*old_faithful_grpc.StreamBlocksRequest, grpc.ServerStreamingServer[*old_faithful_grpc.StreamBlocksResponse]) error {
+func (multi *MultiEpoch) StreamBlocks(params *old_faithful_grpc.StreamBlocksRequest, ser old_faithful_grpc.OldFaithful_StreamBlocksServer) error {
 	return nil
 }

From a58987859d3149d5e3c3dcb169f2a8b82e5d78b4 Mon Sep 17 00:00:00 2001
From: anjor <anjor@umd.edu>
Date: Tue, 5 Nov 2024 18:14:11 +0000
Subject: [PATCH 07/11] implementation

---
 grpc-server.go | 66 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)

diff --git a/grpc-server.go b/grpc-server.go
index 7eabe30c..3215c3a4 100644
--- a/grpc-server.go
+++ b/grpc-server.go
@@ -28,6 +28,8 @@ import (
 	"k8s.io/klog/v2"
 )
 
+const maxSlotsToStream uint64 = 100
+
 // ListeAndServe starts listening on the configured address and serves the RPC API.
 func (me *MultiEpoch) ListenAndServeGRPC(ctx context.Context, listenOn string) error {
 	lis, err := net.Listen("tcp", listenOn)
@@ -623,5 +625,69 @@ func (multi *MultiEpoch) GetBlockTime(ctx context.Context, params *old_faithful_
 }
 
 func (multi *MultiEpoch) StreamBlocks(params *old_faithful_grpc.StreamBlocksRequest, ser old_faithful_grpc.OldFaithful_StreamBlocksServer) error {
+	ctx := ser.Context()
+
+	startSlot := params.StartSlot
+	endSlot := startSlot + maxSlotsToStream
+
+	if params.EndSlot != nil {
+		endSlot = *params.EndSlot
+	}
+
+	filterFunc := func(block *old_faithful_grpc.BlockResponse) bool {
+		if params.Filter == nil || len(params.Filter.AccountInclude) == 0 {
+			retrun true
+		}
+
+		return blockContainsAccounts(block, params.Filter.AccountInclude)
+	}
+
+	for slot := startSlot; slot <= endSlot; slot++ {
+		select {
+			case <- ctx.Done():
+				return ctx.Err()
+			default:
+		}
+
+		epochNumber := CalcEpochForSlot(slot)
+		epochHandler, err := multi.GetEpoch(epochNumber)
+		if err != nil {
+			klog.Warningf("Epoch %d not available, skipping slot %d", epochNumber, slot)
+			continue
+		}
+
+		block, err := multi.GetBlock(ctx, &old_faithful_grpc.BlockRequest{Slot: slot})
+		if err != nil {
+			if status.Code(err) == codes.NotFound {
+				continue // is this the right thing to do?
+			}
+			return err
+		}
+
+		if filterFunc(block) {
+			if err := ser.Send(block); err != nil {
+				return err
+			}
+		}
+	}
+
 	return nil
 }
+
+func blockContainsAccounts(block *old_faithful_grpc.BlockResponse, accounts []string) bool {
+	accountSet := make(map[string]struct{}, len(accounts))
+	for _, acc := range accounts {
+		accountSet[acc] = struct{}{}
+	}
+
+	for _, tx := range block.Transactions {
+		for _, acc := range tx.Transation.Message.AccountKeys {
+			if _, exists := accountSet[string(acc)]; exists {
+				return true
+			}
+		}
+
+	}
+
+	return false
+}

From 4e6ee27cac3da126a9975848ee2b92ab0c97a8f2 Mon Sep 17 00:00:00 2001
From: anjor <anjor@umd.edu>
Date: Tue, 5 Nov 2024 18:16:48 +0000
Subject: [PATCH 08/11] fix

---
 grpc-server.go | 15 ++++-----------
 1 file changed, 4 insertions(+), 11 deletions(-)

diff --git a/grpc-server.go b/grpc-server.go
index 3215c3a4..f70007d6 100644
--- a/grpc-server.go
+++ b/grpc-server.go
@@ -636,7 +636,7 @@ func (multi *MultiEpoch) StreamBlocks(params *old_faithful_grpc.StreamBlocksRequ
 
 	filterFunc := func(block *old_faithful_grpc.BlockResponse) bool {
 		if params.Filter == nil || len(params.Filter.AccountInclude) == 0 {
-			retrun true
+			return true
 		}
 
 		return blockContainsAccounts(block, params.Filter.AccountInclude)
@@ -644,16 +644,9 @@ func (multi *MultiEpoch) StreamBlocks(params *old_faithful_grpc.StreamBlocksRequ
 
 	for slot := startSlot; slot <= endSlot; slot++ {
 		select {
-			case <- ctx.Done():
-				return ctx.Err()
-			default:
-		}
-
-		epochNumber := CalcEpochForSlot(slot)
-		epochHandler, err := multi.GetEpoch(epochNumber)
-		if err != nil {
-			klog.Warningf("Epoch %d not available, skipping slot %d", epochNumber, slot)
-			continue
+		case <-ctx.Done():
+			return ctx.Err()
+		default:
 		}
 
 		block, err := multi.GetBlock(ctx, &old_faithful_grpc.BlockRequest{Slot: slot})

From 0af7f33974e16ee423026090b37b611ed38d44f0 Mon Sep 17 00:00:00 2001
From: anjor <anjor@umd.edu>
Date: Tue, 5 Nov 2024 18:25:54 +0000
Subject: [PATCH 09/11] contains accounts

---
 grpc-server.go | 16 +---------------
 1 file changed, 1 insertion(+), 15 deletions(-)

diff --git a/grpc-server.go b/grpc-server.go
index f70007d6..baa41f9d 100644
--- a/grpc-server.go
+++ b/grpc-server.go
@@ -668,19 +668,5 @@ func (multi *MultiEpoch) StreamBlocks(params *old_faithful_grpc.StreamBlocksRequ
 }
 
 func blockContainsAccounts(block *old_faithful_grpc.BlockResponse, accounts []string) bool {
-	accountSet := make(map[string]struct{}, len(accounts))
-	for _, acc := range accounts {
-		accountSet[acc] = struct{}{}
-	}
-
-	for _, tx := range block.Transactions {
-		for _, acc := range tx.Transation.Message.AccountKeys {
-			if _, exists := accountSet[string(acc)]; exists {
-				return true
-			}
-		}
-
-	}
-
-	return false
+	return true // to do
 }

From ef05807431a33bd3cf29ebedbca3c42e81a56b6f Mon Sep 17 00:00:00 2001
From: anjor <anjor@umd.edu>
Date: Tue, 5 Nov 2024 21:02:31 +0000
Subject: [PATCH 10/11] impl

---
 grpc-server.go | 43 ++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 42 insertions(+), 1 deletion(-)

diff --git a/grpc-server.go b/grpc-server.go
index baa41f9d..989b3278 100644
--- a/grpc-server.go
+++ b/grpc-server.go
@@ -19,6 +19,7 @@ import (
 	cidlink "github.com/ipld/go-ipld-prime/linking/cid"
 	"github.com/rpcpool/yellowstone-faithful/compactindexsized"
 	"github.com/rpcpool/yellowstone-faithful/ipld/ipldbindcode"
+	"github.com/rpcpool/yellowstone-faithful/iplddecoders"
 	old_faithful_grpc "github.com/rpcpool/yellowstone-faithful/old-faithful-proto/old-faithful-grpc"
 	"golang.org/x/sync/errgroup"
 	"google.golang.org/grpc"
@@ -668,5 +669,45 @@ func (multi *MultiEpoch) StreamBlocks(params *old_faithful_grpc.StreamBlocksRequ
 }
 
 func blockContainsAccounts(block *old_faithful_grpc.BlockResponse, accounts []string) bool {
-	return true // to do
+	accountSet := make(map[string]struct{}, len(accounts))
+	for _, acc := range accounts {
+		accountSet[acc] = struct{}{}
+	}
+
+	for _, tx := range block.Transactions {
+		decoded, err := iplddecoders.DecodeTransaction(tx.Transaction)
+		if err != nil {
+			klog.Warningf("Failed to decode transaction: %w", err)
+			continue // skip if there's error decoding
+		}
+		solTx, err := decoded.GetSolanaTransaction()
+		if err != nil {
+			klog.Warningf("Failed to get sol transaction: %w", err)
+			continue
+		}
+
+		for _, acc := range solTx.Message.AccountKeys {
+			if _, exists := accountSet[acc.String()]; exists {
+				return true
+			}
+		}
+
+		for _, inst := range solTx.Message.Instructions {
+			programId := solTx.Message.AccountKeys[inst.ProgramIDIndex]
+			if _, exists := accountSet[programId.String()]; exists {
+				return true
+			}
+
+			for _, accIdx := range inst.Accounts {
+				if _, exists := accountSet[string(solTx.Message.AccountKeys[accIdx].String())]; exists {
+					return true
+				}
+
+			}
+		}
+
+	}
+
+	return false
+
 }

From 5f6cd6fa47315db2d145cee34dc8e0d03cc3788d Mon Sep 17 00:00:00 2001
From: anjor <anjor@umd.edu>
Date: Wed, 6 Nov 2024 11:18:24 +0000
Subject: [PATCH 11/11] remove redundant loop

---
 grpc-server.go | 14 --------------
 1 file changed, 14 deletions(-)

diff --git a/grpc-server.go b/grpc-server.go
index 989b3278..b4e2a165 100644
--- a/grpc-server.go
+++ b/grpc-server.go
@@ -692,20 +692,6 @@ func blockContainsAccounts(block *old_faithful_grpc.BlockResponse, accounts []st
 			}
 		}
 
-		for _, inst := range solTx.Message.Instructions {
-			programId := solTx.Message.AccountKeys[inst.ProgramIDIndex]
-			if _, exists := accountSet[programId.String()]; exists {
-				return true
-			}
-
-			for _, accIdx := range inst.Accounts {
-				if _, exists := accountSet[string(solTx.Message.AccountKeys[accIdx].String())]; exists {
-					return true
-				}
-
-			}
-		}
-
 	}
 
 	return false