Initial distributor implementation

common/api/dm/service/v1/service.pb.go

 // Code generated by protoc-gen-go.
 // source: service.proto
 // DO NOT EDIT!
 
 package dm
 
 import prpccommon "github.com/luci/luci-go/common/prpc"
 import prpc "github.com/luci/luci-go/server/prpc"
 
 import proto "github.com/golang/protobuf/proto"
 import fmt "fmt"
 import math "math"
-import google_protobuf1 "github.com/luci/luci-go/common/proto/google"
+import google_protobuf2 "github.com/luci/luci-go/common/proto/google"
 
 import (
         context "golang.org/x/net/context"
         grpc "google.golang.org/grpc"
 )
 
 // Reference imports to suppress errors if they are not otherwise used.
 var _ = proto.Marshal
 var _ = fmt.Errorf
 var _ = math.Inf
 
 // Reference imports to suppress errors if they are not otherwise used.
 var _ context.Context
 var _ grpc.ClientConn
 
 // This is a compile-time assertion to ensure that this generated file
 // is compatible with the grpc package it is being compiled against.
 const _ = grpc.SupportPackageIsVersion2
 
 // Client API for Deps service
 
 type DepsClient interface {
+        // allows you to add additional data to the current dependency graph.
         EnsureGraphData(ctx context.Context, in *EnsureGraphDataReq, opts ...grpc.CallOption) (*EnsureGraphDataRsp, error)
-        ActivateExecution(ctx context.Context, in *ActivateExecutionReq, opts ...grpc.CallOption) (*google_protobuf1.Empty, error)
-        FinishAttempt(ctx context.Context, in *FinishAttemptReq, opts ...grpc.CallOption) (*google_protobuf1.Empty, error)
+        // is called by Execution clients to activate themselves with DM.
+        ActivateExecution(ctx context.Context, in *ActivateExecutionReq, opts ...grpc.CallOption) (*google_protobuf2.Empty, error)
+        // is called by Execution clients to indicate that an Attempt is finished.
+        FinishAttempt(ctx context.Context, in *FinishAttemptReq, opts ...grpc.CallOption) (*google_protobuf2.Empty, error)
+        // runs queries, and walks along the dependency graph from the query results.
         WalkGraph(ctx context.Context, in *WalkGraphReq, opts ...grpc.CallOption) (*GraphData, error)
-        // ClaimExecution is a totally temporary hack
-        ClaimExecution(ctx context.Context, in *google_protobuf1.Empty, opts ...grpc.CallOption) (*ClaimExecutionRsp, error)
 }
 type depsPRPCClient struct {
         client *prpccommon.Client
 }
 
 func NewDepsPRPCClient(client *prpccommon.Client) DepsClient {
         return &depsPRPCClient{client}
 }
 
 func (c *depsPRPCClient) EnsureGraphData(ctx context.Context, in *EnsureGraphDataReq, opts ...grpc.CallOption) (*EnsureGraphDataRsp, error) {
         out := new(EnsureGraphDataRsp)
         err := c.client.Call(ctx, "dm.Deps", "EnsureGraphData", in, out, opts...)
         if err != nil {
                 return nil, err
         }
         return out, nil
 }
 
-func (c *depsPRPCClient) ActivateExecution(ctx context.Context, in *ActivateExecutionReq, opts ...grpc.CallOption) (*google_protobuf1.Empty, error) {
-        out := new(google_protobuf1.Empty)
+func (c *depsPRPCClient) ActivateExecution(ctx context.Context, in *ActivateExecutionReq, opts ...grpc.CallOption) (*google_protobuf2.Empty, error) {
+        out := new(google_protobuf2.Empty)
         err := c.client.Call(ctx, "dm.Deps", "ActivateExecution", in, out, opts...)
         if err != nil {
                 return nil, err
         }
         return out, nil
 }
 
-func (c *depsPRPCClient) FinishAttempt(ctx context.Context, in *FinishAttemptReq, opts ...grpc.CallOption) (*google_protobuf1.Empty, error) {
-        out := new(google_protobuf1.Empty)
+func (c *depsPRPCClient) FinishAttempt(ctx context.Context, in *FinishAttemptReq, opts ...grpc.CallOption) (*google_protobuf2.Empty, error) {
+        out := new(google_protobuf2.Empty)
         err := c.client.Call(ctx, "dm.Deps", "FinishAttempt", in, out, opts...)
         if err != nil {
                 return nil, err
         }
         return out, nil
 }
 
 func (c *depsPRPCClient) WalkGraph(ctx context.Context, in *WalkGraphReq, opts ...grpc.CallOption) (*GraphData, error) {
         out := new(GraphData)
         err := c.client.Call(ctx, "dm.Deps", "WalkGraph", in, out, opts...)
         if err != nil {
                 return nil, err
         }
         return out, nil
 }
 
-func (c *depsPRPCClient) ClaimExecution(ctx context.Context, in *google_protobuf1.Empty, opts ...grpc.CallOption) (*ClaimExecutionRsp, error) {
-        out := new(ClaimExecutionRsp)
-        err := c.client.Call(ctx, "dm.Deps", "ClaimExecution", in, out, opts...)
-        if err != nil {
-                return nil, err
-        }
-        return out, nil
-}
-
 type depsClient struct {
         cc *grpc.ClientConn
 }
 
 func NewDepsClient(cc *grpc.ClientConn) DepsClient {
         return &depsClient{cc}
 }
 
 func (c *depsClient) EnsureGraphData(ctx context.Context, in *EnsureGraphDataReq, opts ...grpc.CallOption) (*EnsureGraphDataRsp, error) {
         out := new(EnsureGraphDataRsp)
         err := grpc.Invoke(ctx, "/dm.Deps/EnsureGraphData", in, out, c.cc, opts...)
         if err != nil {
                 return nil, err
         }
         return out, nil
 }
 
-func (c *depsClient) ActivateExecution(ctx context.Context, in *ActivateExecutionReq, opts ...grpc.CallOption) (*google_protobuf1.Empty, error) {
-        out := new(google_protobuf1.Empty)
+func (c *depsClient) ActivateExecution(ctx context.Context, in *ActivateExecutionReq, opts ...grpc.CallOption) (*google_protobuf2.Empty, error) {
+        out := new(google_protobuf2.Empty)
         err := grpc.Invoke(ctx, "/dm.Deps/ActivateExecution", in, out, c.cc, opts...)
         if err != nil {
                 return nil, err
         }
         return out, nil
 }
 
-func (c *depsClient) FinishAttempt(ctx context.Context, in *FinishAttemptReq, opts ...grpc.CallOption) (*google_protobuf1.Empty, error) {
-        out := new(google_protobuf1.Empty)
+func (c *depsClient) FinishAttempt(ctx context.Context, in *FinishAttemptReq, opts ...grpc.CallOption) (*google_protobuf2.Empty, error) {
+        out := new(google_protobuf2.Empty)
         err := grpc.Invoke(ctx, "/dm.Deps/FinishAttempt", in, out, c.cc, opts...)
         if err != nil {
                 return nil, err
         }
         return out, nil
 }
 
 func (c *depsClient) WalkGraph(ctx context.Context, in *WalkGraphReq, opts ...grpc.CallOption) (*GraphData, error) {
         out := new(GraphData)
         err := grpc.Invoke(ctx, "/dm.Deps/WalkGraph", in, out, c.cc, opts...)
         if err != nil {
                 return nil, err
         }
         return out, nil
 }
 
-func (c *depsClient) ClaimExecution(ctx context.Context, in *google_protobuf1.Empty, opts ...grpc.CallOption) (*ClaimExecutionRsp, error) {
-        out := new(ClaimExecutionRsp)
-        err := grpc.Invoke(ctx, "/dm.Deps/ClaimExecution", in, out, c.cc, opts...)
-        if err != nil {
-                return nil, err
-        }
-        return out, nil
-}
-
 // Server API for Deps service
 
 type DepsServer interface {
+        // allows you to add additional data to the current dependency graph.
         EnsureGraphData(context.Context, *EnsureGraphDataReq) (*EnsureGraphDataRsp, error)
-        ActivateExecution(context.Context, *ActivateExecutionReq) (*google_protobuf1.Empty, error)
-        FinishAttempt(context.Context, *FinishAttemptReq) (*google_protobuf1.Empty, error)
+        // is called by Execution clients to activate themselves with DM.
+        ActivateExecution(context.Context, *ActivateExecutionReq) (*google_protobuf2.Empty, error)
+        // is called by Execution clients to indicate that an Attempt is finished.
+        FinishAttempt(context.Context, *FinishAttemptReq) (*google_protobuf2.Empty, error)
+        // runs queries, and walks along the dependency graph from the query results.
         WalkGraph(context.Context, *WalkGraphReq) (*GraphData, error)
-        // ClaimExecution is a totally temporary hack
-        ClaimExecution(context.Context, *google_protobuf1.Empty) (*ClaimExecutionRsp, error)
 }
 
 func RegisterDepsServer(s prpc.Registrar, srv DepsServer) {
         s.RegisterService(&_Deps_serviceDesc, srv)
 }
 
 func _Deps_EnsureGraphData_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
         in := new(EnsureGraphDataReq)
         if err := dec(in); err != nil {
                 return nil, err
@@ skipping 58 matching lines @@
         info := &grpc.UnaryServerInfo{
                 Server:     srv,
                 FullMethod: "/dm.Deps/WalkGraph",
         }
         handler := func(ctx context.Context, req interface{}) (interface{}, error) {
                 return srv.(DepsServer).WalkGraph(ctx, req.(*WalkGraphReq))
         }
         return interceptor(ctx, in, info, handler)
 }
 
-func _Deps_ClaimExecution_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
-        in := new(google_protobuf1.Empty)
-        if err := dec(in); err != nil {
-                return nil, err
-        }
-        if interceptor == nil {
-                return srv.(DepsServer).ClaimExecution(ctx, in)
-        }
-        info := &grpc.UnaryServerInfo{
-                Server:     srv,
-                FullMethod: "/dm.Deps/ClaimExecution",
-        }
-        handler := func(ctx context.Context, req interface{}) (interface{}, error) {
-                return srv.(DepsServer).ClaimExecution(ctx, req.(*google_protobuf1.Empty))
-        }
-        return interceptor(ctx, in, info, handler)
-}
-
 var _Deps_serviceDesc = grpc.ServiceDesc{
         ServiceName: "dm.Deps",
         HandlerType: (*DepsServer)(nil),
         Methods: []grpc.MethodDesc{
                 {
                         MethodName: "EnsureGraphData",
                         Handler:    _Deps_EnsureGraphData_Handler,
                 },
                 {
                         MethodName: "ActivateExecution",
                         Handler:    _Deps_ActivateExecution_Handler,
                 },
                 {
                         MethodName: "FinishAttempt",
                         Handler:    _Deps_FinishAttempt_Handler,
                 },
                 {
                         MethodName: "WalkGraph",
                         Handler:    _Deps_WalkGraph_Handler,
                 },
-                {
-                        MethodName: "ClaimExecution",
-                        Handler:    _Deps_ClaimExecution_Handler,
-                },
         },
         Streams: []grpc.StreamDesc{},
 }
 
-var fileDescriptor6 = []byte{
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+var fileDescriptor5 = []byte{
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 }