Renamed GQL functions to remove GQL

context.go

@@ -13,13 +13,13 @@ import (
 )
 
 // A Type can be Hashed by Hash
-type Type interface {
+type TypeName interface {
   String() string
   Prefix() string
 }
 
 // Hashed a Type to a uint64
-func Hash(t Type) uint64 {
+func Hash(t TypeName) uint64 {
   hash := sha512.Sum512([]byte(fmt.Sprintf("%s%s", t.Prefix(), t.String())))
   return binary.BigEndian.Uint64(hash[(len(hash)-9):(len(hash)-1)])
 }
@@ -273,7 +273,7 @@ func NewContext(db * badger.DB, log Logger) (*Context, error) {
     return nil, err
   }
 
-  err = gql_ctx.RegisterNodeType(GQLNodeType, GQLTypeGQLNode.Type)
+  err = gql_ctx.RegisterNodeType(GQLNodeType, TypeGQLNode.Type)
   if err != nil {
     return nil, err
   }

gql.go

@@ -420,20 +420,20 @@ func GQLWSHandler(ctx * Context, server *Node, gql_ext *GQLExt) func(http.Respon
   }
 }
 
-type GQLInterface struct {
+type Interface struct {
   Interface *graphql.Interface
   Default *graphql.Object
   List *graphql.List
   Extensions []ExtType
 }
 
-type GQLType struct {
+type Type struct {
   Type *graphql.Object
   List *graphql.List
 }
 
-func NewGQLNodeType(node_type NodeType, interfaces []*graphql.Interface, init func(*GQLType)) *GQLType {
-  var gql GQLType
+func NewGQLNodeType(node_type NodeType, interfaces []*graphql.Interface, init func(*Type)) *Type {
+  var gql Type
   gql.Type = graphql.NewObject(graphql.ObjectConfig{
     Name: string(node_type),
     Interfaces: interfaces,
@@ -452,8 +452,8 @@ func NewGQLNodeType(node_type NodeType, interfaces []*graphql.Interface, init fu
   return &gql
 }
 
-func NewGQLInterface(if_name string, default_name string, interfaces []*graphql.Interface, extensions []ExtType, init_1 func(*GQLInterface), init_2 func(*GQLInterface)) *GQLInterface {
-  var gql GQLInterface
+func NewInterface(if_name string, default_name string, interfaces []*graphql.Interface, extensions []ExtType, init_1 func(*Interface), init_2 func(*Interface)) *Interface {
+  var gql Interface
   gql.Extensions = extensions
   gql.Interface = graphql.NewInterface(graphql.InterfaceConfig{
     Name: if_name,
@@ -488,7 +488,7 @@ type GQLExtContext struct {
 
   // Custom graphql types, mapped to NodeTypes
   NodeTypes map[NodeType]*graphql.Object
-  Interfaces []*GQLInterface
+  Interfaces []*Interface
 
   // Schema parameters
   Types []graphql.Type
@@ -508,7 +508,7 @@ func BuildSchema(ctx *GQLExtContext) (graphql.Schema, error) {
   return graphql.NewSchema(schemaConfig)
 }
 
-func (ctx *GQLExtContext) AddInterface(i *GQLInterface) error {
+func (ctx *GQLExtContext) AddInterface(i *Interface) error {
   if i == nil {
     return fmt.Errorf("interface is nil")
   }
@@ -544,24 +544,23 @@ func NewGQLExtContext() *GQLExtContext {
     Fields: graphql.Fields{},
   })
 
-  query.AddFieldConfig("Self", GQLQuerySelf)
-  query.AddFieldConfig("Node", GQLQueryNode)
+  query.AddFieldConfig("Self", QuerySelf)
+  query.AddFieldConfig("Node", QueryNode)
 
   mutation := graphql.NewObject(graphql.ObjectConfig{
     Name: "Mutation",
     Fields: graphql.Fields{},
   })
 
-  mutation.AddFieldConfig("stop", GQLMutationStop)
-  mutation.AddFieldConfig("startChild", GQLMutationStartChild)
+  mutation.AddFieldConfig("stop", MutationStop)
 
   subscription := graphql.NewObject(graphql.ObjectConfig{
     Name: "Subscription",
     Fields: graphql.Fields{},
   })
 
-  subscription.AddFieldConfig("Self", GQLSubscriptionSelf)
-  subscription.AddFieldConfig("Update", GQLSubscriptionUpdate)
+  subscription.AddFieldConfig("Self", SubscriptionSelf)
+  subscription.AddFieldConfig("Self", SubscriptionNode)
 
   context := GQLExtContext{
     Schema: graphql.Schema{},
@@ -570,15 +569,15 @@ func NewGQLExtContext() *GQLExtContext {
     Mutation: mutation,
     Subscription: subscription,
     NodeTypes: map[NodeType]*graphql.Object{},
-    Interfaces: []*GQLInterface{},
+    Interfaces: []*Interface{},
   }
 
   var err error
-  err = context.AddInterface(GQLInterfaceNode)
+  err = context.AddInterface(InterfaceNode)
   if err != nil {
     panic(err)
   }
-  err = context.AddInterface(GQLInterfaceLockable)
+  err = context.AddInterface(InterfaceLockable)
   if err != nil {
     panic(err)
   }
@@ -597,12 +596,10 @@ type GQLExt struct {
   tcp_listener net.Listener
   http_server *http.Server
   http_done sync.WaitGroup
+
   tls_key []byte
   tls_cert []byte
   Listen string
-
-  SubscribeLock sync.Mutex
-  SubscribeListeners []chan Signal
 }
 
 func (ext *GQLExt) Field(name string) interface{} {
@@ -613,37 +610,24 @@ func (ext *GQLExt) Field(name string) interface{} {
   })
 }
 
-func (ext *GQLExt) NewSubscriptionChannel(buffer int) chan Signal {
-  ext.SubscribeLock.Lock()
-  defer ext.SubscribeLock.Unlock()
-
-  new_listener := make(chan Signal, buffer)
-  ext.SubscribeListeners = append(ext.SubscribeListeners, new_listener)
-
-  return new_listener
-}
-
-func (ext *GQLExt) Process(context *Context, princ_id NodeID, node *Node, signal Signal) {
-  if signal.Type() == ReadResultSignalType {
+func (ext *GQLExt) Process(ctx *Context, source NodeID, node *Node, signal Signal) {
+  if signal.Type() == GQLStateSignalType {
+    sig := signal.(StateSignal)
+    switch sig.State {
+    case "start_server":
+      err := ext.StartGQLServer(ctx, node)
+      if err == nil {
+        ctx.Send(node.ID, source, StateSignal{NewDirectSignal(GQLStateSignalType), "server_started"})
+      }
+    case "stop_server":
+      err := ext.StopGQLServer()
+      if err == nil {
+        ctx.Send(node.ID, source, StateSignal{NewDirectSignal(GQLStateSignalType), "server_stopped"})
       }
-
-  ext.SubscribeLock.Lock()
-  defer ext.SubscribeLock.Unlock()
-
-  active_listeners := []chan Signal{}
-  for _, listener := range(ext.SubscribeListeners) {
-    select {
-      case listener <- signal:
-        active_listeners = append(active_listeners, listener)
     default:
-        go func(listener chan Signal) {
-          listener <- NewDirectSignal("Channel Closed")
-          close(listener)
-        }(listener)
+      ctx.Log.Logf("gql", "unknown gql state %s", sig.State)
     }
   }
-  ext.SubscribeListeners = active_listeners
-  return
 }
 
 func (ext *GQLExt) Type() ExtType {
@@ -732,16 +716,18 @@ func NewGQLExt(ctx *Context, listen string, tls_cert []byte, tls_key []byte) (*G
   }
   return &GQLExt{
     Listen: listen,
-    SubscribeListeners: []chan Signal{},
     tls_cert: tls_cert,
     tls_key: tls_key,
   }, nil
 }
 
-func StartGQLServer(ctx *Context, node *Node, gql_ext *GQLExt) error {
+func (ext *GQLExt) StartGQLServer(ctx *Context, node *Node) error {
+  if ext.tcp_listener != nil || ext.http_server != nil {
+    return fmt.Errorf("listener or server is still running, stop them first")
+  }
   mux := http.NewServeMux()
-  mux.HandleFunc("/gql", GQLHandler(ctx, node, gql_ext))
-  mux.HandleFunc("/gqlws", GQLWSHandler(ctx, node, gql_ext))
+  mux.HandleFunc("/gql", GQLHandler(ctx, node, ext))
+  mux.HandleFunc("/gqlws", GQLWSHandler(ctx, node, ext))
 
   // Server a graphiql interface(TODO make configurable whether to start this)
   mux.HandleFunc("/graphiql", GraphiQLHandler())
@@ -751,7 +737,7 @@ func StartGQLServer(ctx *Context, node *Node, gql_ext *GQLExt) error {
   mux.Handle("/site/", http.StripPrefix("/site", fs))
 
   http_server := &http.Server{
-    Addr: gql_ext.Listen,
+    Addr: ext.Listen,
     Handler: mux,
   }
 
@@ -760,7 +746,7 @@ func StartGQLServer(ctx *Context, node *Node, gql_ext *GQLExt) error {
     return fmt.Errorf("Failed to start listener for server on %s", http_server.Addr)
   }
 
-  cert, err := tls.X509KeyPair(gql_ext.tls_cert, gql_ext.tls_key)
+  cert, err := tls.X509KeyPair(ext.tls_cert, ext.tls_key)
   if err != nil {
     return err
   }
@@ -772,23 +758,29 @@ func StartGQLServer(ctx *Context, node *Node, gql_ext *GQLExt) error {
 
   listener := tls.NewListener(l, &config)
 
-  gql_ext.http_done.Add(1)
+  ext.http_done.Add(1)
   go func(qql_ext *GQLExt) {
-    defer gql_ext.http_done.Done()
+    defer ext.http_done.Done()
 
     err := http_server.Serve(listener)
     if err != http.ErrServerClosed {
         panic(fmt.Sprintf("Failed to start gql server: %s", err))
     }
-  }(gql_ext)
+  }(ext)
 
 
-  gql_ext.tcp_listener = listener
-  gql_ext.http_server = http_server
+  ext.tcp_listener = listener
+  ext.http_server = http_server
   return nil
 }
 
-func StopGQLServer(gql_ext *GQLExt) {
-  gql_ext.http_server.Shutdown(context.TODO())
-  gql_ext.http_done.Wait()
+func (ext *GQLExt) StopGQLServer() error {
+  if ext.tcp_listener == nil || ext.http_server == nil {
+    return fmt.Errorf("already shutdown, cannot shut down again" )
+  }
+  ext.http_server.Shutdown(context.TODO())
+  ext.http_done.Wait()
+  ext.tcp_listener = nil
+  ext.http_server = nil
+  return nil
 }

gql_interfaces.go

@@ -25,7 +25,7 @@ func NewSingleton[K graphql.Type](init func() K, post_init func(K, *graphql.List
   }
 }
 
-func AddNodeInterfaceFields(gql *GQLInterface) {
+func AddNodeInterfaceFields(gql *Interface) {
   gql.Interface.AddFieldConfig("ID", &graphql.Field{
     Type: graphql.String,
   })
@@ -35,11 +35,11 @@ func AddNodeInterfaceFields(gql *GQLInterface) {
   })
 }
 
-func AddLockableInterfaceFields(gql *GQLInterface) {
-  addLockableInterfaceFields(gql, GQLInterfaceLockable)
+func AddLockableInterfaceFields(gql *Interface) {
+  addLockableInterfaceFields(gql, InterfaceLockable)
 }
 
-func addLockableInterfaceFields(gql *GQLInterface, gql_lockable *GQLInterface) {
+func addLockableInterfaceFields(gql *Interface, gql_lockable *Interface) {
   AddNodeInterfaceFields(gql)
 
   gql.Interface.AddFieldConfig("Requirements", &graphql.Field{
@@ -108,15 +108,15 @@ func NodeResolver(required_extensions []ExtType, default_type **graphql.Object)f
   }
 }
 
-var GQLInterfaceNode = NewGQLInterface("Node", "DefaultNode", []*graphql.Interface{}, []ExtType{}, func(gql *GQLInterface) {
+var InterfaceNode = NewInterface("Node", "DefaultNode", []*graphql.Interface{}, []ExtType{}, func(gql *Interface) {
   AddNodeInterfaceFields(gql)
-}, func(gql *GQLInterface) {
+}, func(gql *Interface) {
   AddNodeFields(gql.Default)
 })
 
-var GQLInterfaceLockable = NewGQLInterface("Lockable", "DefaultLockable", []*graphql.Interface{GQLInterfaceNode.Interface}, []ExtType{LockableExtType}, func(gql *GQLInterface) {
+var InterfaceLockable = NewInterface("Lockable", "DefaultLockable", []*graphql.Interface{InterfaceNode.Interface}, []ExtType{LockableExtType}, func(gql *Interface) {
   addLockableInterfaceFields(gql, gql)
-}, func(gql *GQLInterface) {
+}, func(gql *Interface) {
   addLockableFields(gql.Default, gql.Interface, gql.List)
 })
 

gql_mutation.go

@@ -3,9 +3,9 @@ import (
   "github.com/graphql-go/graphql"
 )
 
-var GQLMutationStop = NewField(func()*graphql.Field {
-  gql_mutation_stop := &graphql.Field{
-    Type: GQLTypeSignal.Type,
+var MutationStop = NewField(func()*graphql.Field {
+  mutation_stop := &graphql.Field{
+    Type: TypeSignal.Type,
     Args: graphql.FieldConfigArgument{
       "id": &graphql.ArgumentConfig{
         Type: graphql.String,
@@ -16,70 +16,6 @@ var GQLMutationStop = NewField(func()*graphql.Field {
     },
   }
 
-  return gql_mutation_stop
-})
-
-var GQLMutationStartChild = NewField(func()*graphql.Field{
-  gql_mutation_start_child := &graphql.Field{
-    Type: GQLTypeSignal.Type,
-    Args: graphql.FieldConfigArgument{
-      "parent_id": &graphql.ArgumentConfig{
-        Type: graphql.String,
-      },
-      "child_id": &graphql.ArgumentConfig{
-        Type: graphql.String,
-      },
-      "action": &graphql.ArgumentConfig{
-        Type: graphql.String,
-        DefaultValue: "start",
-      },
-    },
-    Resolve: func(p graphql.ResolveParams) (interface{}, error) {
-      /*_, ctx, err := PrepResolve(p)
-      if err != nil {
-        return nil, err
-      }
-
-      parent_id, err := ExtractID(p, "parent_id")
-      if err != nil {
-        return nil, err
-      }
-
-      child_id, err := ExtractID(p, "child_id")
-      if err != nil {
-        return nil, err
-      }
-
-      action, err := ExtractParam[string](p, "action")
-      if err != nil {
-        return nil, err
-      }
-
-      var signal Signal
-      context := NewWriteContext(ctx.Context)
-      err = UseStates(context, ctx.User, NewACLMap(
-        NewACLInfo(ctx.Server, []string{"children"}),
-      ), func(context *StateContext) error {
-        parent, err := FindChild(context, ctx.User, ctx.Server, parent_id)
-        if err != nil {
-          return err
-        }
-        if parent == nil {
-          return fmt.Errorf("%s is not a child of %s", parent_id, ctx.Server.ID)
-        }
-
-        signal = NewStartChildSignal(child_id, action)
-        return parent.Process(context, ctx.User.ID, signal)
-      })
-      if err != nil {
-        return nil, err
-      }*/
-
-      // TODO: wait for the result of the signal to send back instead of just the signal
-      return nil, nil
-    },
-  }
-
-  return gql_mutation_start_child
+  return mutation_stop
 })
 

gql_query.go

@@ -1,16 +1,34 @@
 package graphvent
 import (
   "github.com/graphql-go/graphql"
+  "github.com/graphql-go/graphql/language/ast"
 )
 
-var GQLQueryNode = &graphql.Field{
-  Type: GQLInterfaceNode.Interface,
+func GetFieldNames(p graphql.ResolveParams) []string {
+  names := []string{}
+
+  for _, node := range(p.Info.FieldASTs) {
+    for _, sel := range(node.SelectionSet.Selections) {
+      names = append(names, sel.(*ast.Field).Name.Value)
+    }
+  }
+
+  return names
+}
+
+var QueryNode = &graphql.Field{
+  Type: InterfaceNode.Interface,
+  Args: graphql.FieldConfigArgument{
+    "id": &graphql.ArgumentConfig{
+      Type: graphql.String,
+    },
+  },
   Resolve: func(p graphql.ResolveParams) (interface{}, error) {
     ctx, err := PrepResolve(p)
     if err != nil {
       return nil, err
     }
-    ctx.Context.Log.Logf("gql", "FieldASTs: %+v", p.Info.FieldASTs)
+    ctx.Context.Log.Logf("gql", "FIELDS: %+v", GetFieldNames(p))
     // Get a list of fields that will be written
     // Send the read signal
     // Wait for the response, returning an error on timeout
@@ -19,14 +37,16 @@ var GQLQueryNode = &graphql.Field{
   },
 }
 
-var GQLQuerySelf = &graphql.Field{
-  Type: GQLInterfaceNode.Default,
+var QuerySelf = &graphql.Field{
+  Type: InterfaceNode.Default,
   Resolve: func(p graphql.ResolveParams) (interface{}, error) {
-   _, err := PrepResolve(p)
+    ctx, err := PrepResolve(p)
     if err != nil {
       return nil, err
     }
 
+    ctx.Context.Log.Logf("gql", "FIELDS: %+v", GetFieldNames(p))
+
     return nil, nil
   },
 }

gql_subscribe.go

@@ -3,19 +3,19 @@ import (
   "github.com/graphql-go/graphql"
 )
 
-func GQLSubscribeSignal(p graphql.ResolveParams) (interface{}, error) {
-  return GQLSubscribeFn(p, false, func(ctx *Context, server *Node, ext *GQLExt, signal Signal, p graphql.ResolveParams)(interface{}, error) {
-    return signal, nil
+func SubscribeNode(p graphql.ResolveParams) (interface{}, error) {
+  return SubscribeFn(p, false, func(ctx *Context, server *Node, ext *GQLExt, signal Signal, p graphql.ResolveParams)(interface{}, error) {
+    return nil, nil
   })
 }
 
-func GQLSubscribeSelf(p graphql.ResolveParams) (interface{}, error) {
-  return GQLSubscribeFn(p, true, func(ctx *Context, server *Node, ext *GQLExt, signal Signal, p graphql.ResolveParams)(interface{}, error) {
+func SubscribeSelf(p graphql.ResolveParams) (interface{}, error) {
+  return SubscribeFn(p, true, func(ctx *Context, server *Node, ext *GQLExt, signal Signal, p graphql.ResolveParams)(interface{}, error) {
     return server, nil
   })
 }
 
-func GQLSubscribeFn(p graphql.ResolveParams, send_nil bool, fn func(*Context, *Node, *GQLExt, Signal, graphql.ResolveParams)(interface{}, error))(interface{}, error) {
+func SubscribeFn(p graphql.ResolveParams, send_nil bool, fn func(*Context, *Node, *GQLExt, Signal, graphql.ResolveParams)(interface{}, error))(interface{}, error) {
   ctx, err := PrepResolve(p)
   if err != nil {
     return nil, err
@@ -24,7 +24,7 @@ func GQLSubscribeFn(p graphql.ResolveParams, send_nil bool, fn func(*Context, *N
   c := make(chan interface{})
   go func(c chan interface{}, ext *GQLExt, server *Node) {
     ctx.Context.Log.Logf("gqlws", "GQL_SUBSCRIBE_THREAD_START")
-    sig_c := ext.NewSubscriptionChannel(1)
+    sig_c := make(chan Signal, 1)
     if send_nil == true {
       sig_c <- nil
     }
@@ -44,26 +44,32 @@ func GQLSubscribeFn(p graphql.ResolveParams, send_nil bool, fn func(*Context, *N
   return c, nil
 }
 
-var GQLSubscriptionSelf = NewField(func()*graphql.Field{
-  gql_subscription_self := &graphql.Field{
-    Type: GQLInterfaceNode.Default,
+var SubscriptionSelf = NewField(func()*graphql.Field{
+  subscription_self := &graphql.Field{
+    Type: InterfaceNode.Default,
     Resolve: func(p graphql.ResolveParams) (interface{}, error) {
       return p.Source, nil
     },
-    Subscribe: GQLSubscribeSelf,
+    Subscribe: SubscribeSelf,
   }
 
-  return gql_subscription_self
+  return subscription_self
 })
 
-var GQLSubscriptionUpdate = NewField(func()*graphql.Field{
-  gql_subscription_update := &graphql.Field{
-    Type: GQLTypeSignal.Type,
+var SubscriptionNode = NewField(func()*graphql.Field{
+  subscription_node := &graphql.Field{
+    Type: InterfaceNode.Default,
+    Args: graphql.FieldConfigArgument{
+    "id": &graphql.ArgumentConfig{
+        Type: graphql.String,
+      },
+    },
     Resolve: func(p graphql.ResolveParams) (interface{}, error) {
       return p.Source, nil
     },
-    Subscribe: GQLSubscribeSignal,
+    Subscribe: SubscribeNode,
   }
-  return gql_subscription_update
+
+  return subscription_node
 })
 

gql_test.go

@@ -3,10 +3,17 @@ package graphvent
 import (
   "testing"
   "time"
+  "fmt"
+  "encoding/json"
+  "io"
+  "net/http"
+  "net"
+  "crypto/tls"
+  "bytes"
 )
 
 func TestGQL(t *testing.T) {
-  ctx := logTestContext(t, []string{})
+  ctx := logTestContext(t, []string{"test", "gql", "policy"})
 
   TestNodeType := NodeType("TEST")
   err := ctx.RegisterNodeType(TestNodeType, []ExtType{LockableExtType, ACLExtType})
@@ -16,14 +23,47 @@ func TestGQL(t *testing.T) {
   fatalErr(t, err)
   listener_ext := NewListenerExt(10)
   policy := NewAllNodesPolicy(Actions{MakeAction("+")})
-  gql := NewNode(ctx, nil, TestNodeType, 10, nil, NewLockableExt(), NewACLExt(policy), gql_ext, listener_ext)
-  n1 := NewNode(ctx, nil, TestNodeType, 10, nil, NewLockableExt(), NewACLExt(policy))
+  gql := NewNode(ctx, nil, TestNodeType, 10, nil, NewLockableExt(), NewACLExt(policy), gql_ext)
+  n1 := NewNode(ctx, nil, TestNodeType, 10, nil, NewLockableExt(), NewACLExt(policy), listener_ext)
 
-  LinkRequirement(ctx, gql.ID, n1.ID)
-  _, err = WaitForSignal(ctx, listener_ext, time.Millisecond*10, LinkSignalType, func(sig StateSignal) bool {
-    return sig.State == "linked_as_req"
+  ctx.Send(n1.ID, gql.ID, StateSignal{NewDirectSignal(GQLStateSignalType), "start_server"})
+  _, err = WaitForSignal(ctx, listener_ext, 100*time.Millisecond, GQLStateSignalType, func(sig StateSignal) bool {
+    return sig.State == "server_started"
   })
   fatalErr(t, err)
+
+  skipVerifyTransport := &http.Transport{
+    TLSClientConfig:       &tls.Config{InsecureSkipVerify: true},
+  }
+  client := &http.Client{Transport: skipVerifyTransport}
+  port := gql_ext.tcp_listener.Addr().(*net.TCPAddr).Port
+  url := fmt.Sprintf("https://localhost:%d/gql", port)
+
+  ser, err := json.MarshalIndent(&GQLPayload{
+    Query: "query { Self { ID } }",
+  }, "", "  ")
+  fatalErr(t, err)
+
+  req_data := bytes.NewBuffer(ser)
+
+  req, err := http.NewRequest("GET", url, req_data)
+  req.SetBasicAuth(n1.ID.String(), "BAD_PASSWORD")
+  fatalErr(t, err)
+
+  resp, err := client.Do(req)
+  fatalErr(t, err)
+
+  body, err := io.ReadAll(resp.Body)
+  fatalErr(t, err)
+
+  resp.Body.Close()
+
+  ctx.Log.Logf("test", "TEST_RESP: %s", body)
+
+  ctx.Send(n1.ID, gql.ID, StateSignal{NewDirectSignal(GQLStateSignalType), "stop_server"})
+  _, err = WaitForSignal(ctx, listener_ext, 100*time.Millisecond, GQLStateSignalType, func(sig StateSignal) bool {
+    return sig.State == "server_stopped"
+  })
 }
 
 func TestGQLDB(t *testing.T) {

gql_types.go

@@ -17,7 +17,7 @@ func AddNodeFields(object *graphql.Object) {
 }
 
 func AddLockableFields(object *graphql.Object) {
-  addLockableFields(object, GQLInterfaceLockable.Interface, GQLInterfaceLockable.List)
+  addLockableFields(object, InterfaceLockable.Interface, InterfaceLockable.List)
 }
 
 func addLockableFields(object *graphql.Object, lockable_interface *graphql.Interface, lockable_list *graphql.List) {
@@ -38,10 +38,10 @@ func addLockableFields(object *graphql.Object, lockable_interface *graphql.Inter
   })
 }
 
-var GQLNodeInterfaces = []*graphql.Interface{GQLInterfaceNode.Interface}
-var GQLLockableInterfaces = append(GQLNodeInterfaces, GQLInterfaceLockable.Interface)
+var GQLNodeInterfaces = []*graphql.Interface{InterfaceNode.Interface}
+var GQLLockableInterfaces = append(GQLNodeInterfaces, InterfaceLockable.Interface)
 
-var GQLTypeGQLNode = NewGQLNodeType(GQLNodeType, GQLNodeInterfaces, func(gql *GQLType) {
+var TypeGQLNode = NewGQLNodeType(GQLNodeType, GQLNodeInterfaces, func(gql *Type) {
   AddNodeFields(gql.Type)
 
   gql.Type.AddFieldConfig("Listen", &graphql.Field{
@@ -50,7 +50,7 @@ var GQLTypeGQLNode = NewGQLNodeType(GQLNodeType, GQLNodeInterfaces, func(gql *GQ
   })
 })
 
-var GQLTypeSignal = NewSingleton(func() *graphql.Object {
+var TypeSignal = NewSingleton(func() *graphql.Object {
   gql_type_signal := graphql.NewObject(graphql.ObjectConfig{
     Name: "Signal",
     IsTypeOf: func(p graphql.IsTypeOfParams) bool {

signal.go

@@ -25,6 +25,7 @@ const (
   ECDHSignalType            = "ECDH"
   ECDHStateSignalType       = "ECDH_STATE"
   ECDHProxySignalType       = "ECDH_PROXY"
+  GQLStateSignalType        = "GQL_STATE"
 
   Up SignalDirection = iota
   Down