Added serialization of StatusSignal

context.go

@@ -2,6 +2,7 @@ package graphvent
 
 import (
   "crypto/ecdh"
+  "time"
   "encoding/binary"
   "errors"
   "fmt"
@@ -10,6 +11,7 @@ import (
   "runtime"
   "sync"
   "github.com/google/uuid"
+  "encoding"
 
   badger "github.com/dgraph-io/badger/v3"
 )
@@ -1021,16 +1023,56 @@ func NewContext(db * badger.DB, log Logger) (*Context, error) {
     return nil, err
   }
 
-  err = ctx.RegisterType(reflect.TypeOf(PendingACL{}), PendingACLType, SerializeStruct[PendingACL](ctx), DeserializeStruct[PendingACL](ctx))
+  err = ctx.RegisterType(reflect.TypeOf(Up), SignalDirectionType, SerializeUintN(1), DeserializeUintN[SignalDirection](1))
   if err != nil {
     return nil, err
   }
 
-  err = ctx.RegisterType(reflect.TypeOf(PendingSignal{}), PendingSignalType, SerializeStruct[PendingSignal](ctx), DeserializeStruct[PendingSignal](ctx))
+  err = ctx.RegisterType(reflect.TypeOf(ReqState(0)), ReqStateType, SerializeUintN(1), DeserializeUintN[ReqState](1))
   if err != nil {
     return nil, err
   }
 
+  err = ctx.RegisterType(reflect.TypeOf(time.Time{}), TimeType,
+  func(ctx *Context, ctx_type SerializedType, reflect_type reflect.Type, value *reflect.Value)(SerializedValue,error) {
+    var data []byte
+    type_stack := []SerializedType{ctx_type}
+    if value == nil {
+      data = nil
+    } else {
+      data = make([]byte, 8)
+      time_ser, err := value.Interface().(encoding.BinaryMarshaler).MarshalBinary()
+      if err != nil {
+        return SerializedValue{}, err
+      }
+      data = append(data, time_ser...)
+      binary.BigEndian.PutUint64(data[0:8], uint64(len(time_ser)))
+    }
+    return SerializedValue{
+      type_stack,
+      data,
+    }, nil
+  },func(ctx *Context, value SerializedValue)(reflect.Type,*reflect.Value,SerializedValue,error){
+    if value.Data == nil {
+      return reflect.TypeOf(time.Time{}), nil, value, nil
+    } else {
+      var ser_size_bytes []byte
+      ser_size_bytes, value, err = value.PopData(8)
+      if err != nil {
+        return nil, nil, value, err
+      }
+      ser_size := int(binary.BigEndian.Uint64(ser_size_bytes))
+      if ser_size > len(value.Data) {
+        return nil, nil, value, fmt.Errorf("ser_size %d is larger than remaining data %d", ser_size, len(value.Data))
+      }
+      data := value.Data[0:ser_size]
+      value.Data = value.Data[ser_size:]
+      time_value := reflect.New(reflect.TypeOf(time.Time{})).Elem()
+      time_value.Addr().Interface().(encoding.BinaryUnmarshaler).UnmarshalBinary(data)
+      return time_value.Type(), &time_value, value, nil
+    }
+  })
+
   // TODO: Make registering interfaces cleaner
   var extension Extension = nil
   err = ctx.RegisterType(reflect.ValueOf(&extension).Type().Elem(), ExtSerialized, SerializeInterface, DeserializeInterface[Extension]())
@@ -1044,6 +1086,22 @@ func NewContext(db * badger.DB, log Logger) (*Context, error) {
     return nil, err
   }
 
+  var signal Signal = nil
+  err = ctx.RegisterType(reflect.ValueOf(&signal).Type().Elem(), SignalSerialized, SerializeInterface, DeserializeInterface[Signal]())
+  if err != nil {
+    return nil, err
+  }
+
+  err = ctx.RegisterType(reflect.TypeOf(PendingACL{}), PendingACLType, SerializeStruct[PendingACL](ctx), DeserializeStruct[PendingACL](ctx))
+  if err != nil {
+    return nil, err
+  }
+
+  err = ctx.RegisterType(reflect.TypeOf(PendingSignal{}), PendingSignalType, SerializeStruct[PendingSignal](ctx), DeserializeStruct[PendingSignal](ctx))
+  if err != nil {
+    return nil, err
+  }
+
   err = ctx.RegisterType(reflect.TypeOf(ListenerExt{}), SerializedType(ListenerExtType), SerializeStruct[ListenerExt](ctx), DeserializeStruct[ListenerExt](ctx))
   if err != nil {
     return nil, err
@@ -1069,43 +1127,12 @@ func NewContext(db * badger.DB, log Logger) (*Context, error) {
     return nil, err
   }
 
-  err = ctx.RegisterType(reflect.TypeOf(Node{}), NodeStructType, SerializeStruct[Node](ctx), DeserializeStruct[Node](ctx))
+  err = ctx.RegisterType(reflect.TypeOf(StatusSignal{}), SerializedType(StatusSignalType), SerializeStruct[StatusSignal](ctx), DeserializeStruct[StatusSignal](ctx))
   if err != nil {
     return nil, err
   }
 
-  err = ctx.RegisterType(reflect.TypeOf(Up), SignalDirectionType,
+  err = ctx.RegisterType(reflect.TypeOf(Node{}), NodeStructType, SerializeStruct[Node](ctx), DeserializeStruct[Node](ctx))
-  func(ctx *Context, ctx_type SerializedType, t reflect.Type, value *reflect.Value) (SerializedValue, error) {
-    var data []byte = nil
-    if value != nil {
-      val := value.Interface().(SignalDirection)
-      data = []byte{byte(val)}
-    }
-    return SerializedValue{
-      []SerializedType{ctx_type},
-      data,
-    }, nil
-  }, func(ctx *Context, value SerializedValue)(reflect.Type, *reflect.Value, SerializedValue, error){
-    return reflect.TypeOf(Up), nil, SerializedValue{}, fmt.Errorf("unimplemented")
-  })
-  if err != nil {
-    return nil, err
-  }
-
-  err = ctx.RegisterType(reflect.TypeOf(ReqState(0)), ReqStateType,
-  func(ctx *Context, ctx_type SerializedType, t reflect.Type, value *reflect.Value) (SerializedValue, error) {
-    var data []byte = nil
-    if value != nil {
-      val := value.Interface().(ReqState)
-      data = []byte{byte(val)}
-    }
-    return SerializedValue{
-      []SerializedType{ctx_type},
-      data,
-    }, nil
-  }, func(ctx *Context, value SerializedValue)(reflect.Type, *reflect.Value, SerializedValue, error){
-    return reflect.TypeOf(ReqState(0)), nil, SerializedValue{}, fmt.Errorf("unimplemented")
-  })
   if err != nil {
     return nil, err
   }

node.go

@@ -64,8 +64,12 @@ type Extension interface {
 
 // A QueuedSignal is a Signal that has been Queued to trigger at a set time
 type QueuedSignal struct {
-  Signal
+  Signal `gv:"signal"`
-  time.Time
+  time.Time `gv:"time"`
+}
+
+func (q QueuedSignal) String() string {
+  return fmt.Sprintf("%+v@%s", reflect.TypeOf(q.Signal), q.Time)
 }
 
 type PendingACL struct {
@@ -117,6 +121,8 @@ func (node *Node) PostDeserialize(ctx *Context) error {
   node.MsgChan = make(chan *Message, node.BufferSize)
 
   node.NextSignal, node.TimeoutChan = SoonestSignal(node.SignalQueue)
+  ctx.Log.Logf("node", "signal_queue: %+v", node.SignalQueue)
+  ctx.Log.Logf("node", "next_signal: %+v - %+v", node.NextSignal, node.TimeoutChan)
 
   return nil
 }

serialize.go

@@ -118,10 +118,12 @@ var (
   PolicyTypeSerialized = NewSerializedType("POLICY_TYPE")
   ExtSerialized = NewSerializedType("EXTENSION")
   PolicySerialized = NewSerializedType("POLICY")
+  SignalSerialized = NewSerializedType("SIGNAL")
   NodeIDType = NewSerializedType("NODE_ID")
   UUIDType = NewSerializedType("UUID")
   PendingACLType = NewSerializedType("PENDING_ACL")
   PendingSignalType = NewSerializedType("PENDING_SIGNAL")
+  TimeType = NewSerializedType("TIME")
 )
 
 func SerializeArray(ctx *Context, ctx_type SerializedType, reflect_type reflect.Type, value *reflect.Value)(SerializedValue,error){

signal.go

@@ -9,7 +9,7 @@ import (
   schema "github.com/mekkanized/graphvent/signal"
 )
 
-type SignalDirection int
+type SignalDirection uint8
 const (
   Up SignalDirection = iota
   Down
@@ -17,9 +17,9 @@ const (
 )
 
 type SignalHeader struct {
-  Direction SignalDirection `gv:"0"`
+  Direction SignalDirection `gv:"direction"`
-  ID uuid.UUID `gv:"1"`
+  ID uuid.UUID `gv:"id"`
-  ReqID uuid.UUID `gv:"2"`
+  ReqID uuid.UUID `gv:"req_id"`
 }
 
 type Signal interface {
@@ -280,8 +280,8 @@ func NewACLTimeoutSignal(req_id uuid.UUID) *ACLTimeoutSignal {
 
 type StatusSignal struct {
   SignalHeader
-  Source NodeID
+  Source NodeID `gv:"source"`
-  Status string
+  Status string `gv:"status"`
 }
 func (signal *StatusSignal) Header() *SignalHeader {
   return &signal.SignalHeader