Roll luci/luci-go and luci/gae DEPS.

go/src/infra/crimson/proto/crimsonserver_dec.go

 // Code generated by svcdec; DO NOT EDIT
 
 package crimson
 
 import (
         proto "github.com/golang/protobuf/proto"
         context "golang.org/x/net/context"
 )
 
 type DecoratedCrimson struct {
         // Service is the service to decorate.
         Service CrimsonServer
-        // Prelude is called in each method before forwarding the call to Service.
-        // If Prelude returns an error, it is returned without forwarding the call.
+        // Prelude is called for each method before forwarding the call to Service.
+        // If Prelude returns an error, it the call is skipped and the error is
+        // processed via the Postlude (if one is defined), or it is returned directly.
         Prelude func(c context.Context, methodName string, req proto.Message) (context.Context, error)
+        // Postlude is called for each method after Service has processed the call, or
+        // after the Prelude has returned an error. This takes the the Service's
+        // response proto (which may be nil) and/or any error. The decorated
+        // service will return the response (possibly mutated) and error that Postlude
+        // returns.
+        Postlude func(c context.Context, methodName string, rsp proto.Message, err error) error
 }
 
-func (s *DecoratedCrimson) CreateIPRange(c context.Context, req *IPRange) (*IPRangeStatus, error) {
-        c, err := s.Prelude(c, "CreateIPRange", req)
-        if err != nil {
-                return nil, err
+func (s *DecoratedCrimson) CreateIPRange(c context.Context, req *IPRange) (rsp *IPRangeStatus, err error) {
+        if s.Prelude != nil {
+                c, err = s.Prelude(c, "CreateIPRange", req)
         }
-        return s.Service.CreateIPRange(c, req)
+        if err == nil {
+                rsp, err = s.Service.CreateIPRange(c, req)
+        }
+        if s.Postlude != nil {
+                err = s.Postlude(c, "CreateIPRange", rsp, err)
+        }
+        return
 }
 
-func (s *DecoratedCrimson) ReadIPRange(c context.Context, req *IPRangeQuery) (*IPRanges, error) {
-        c, err := s.Prelude(c, "ReadIPRange", req)
-        if err != nil {
-                return nil, err
+func (s *DecoratedCrimson) ReadIPRange(c context.Context, req *IPRangeQuery) (rsp *IPRanges, err error) {
+        if s.Prelude != nil {
+                c, err = s.Prelude(c, "ReadIPRange", req)
         }
-        return s.Service.ReadIPRange(c, req)
+        if err == nil {
+                rsp, err = s.Service.ReadIPRange(c, req)
+        }
+        if s.Postlude != nil {
+                err = s.Postlude(c, "ReadIPRange", rsp, err)
+        }
+        return
 }
 
-func (s *DecoratedCrimson) DeleteIPRange(c context.Context, req *IPRangeDeleteList) (*IPRangeStatus, error) {
-        c, err := s.Prelude(c, "DeleteIPRange", req)
-        if err != nil {
-                return nil, err
+func (s *DecoratedCrimson) DeleteIPRange(c context.Context, req *IPRangeDeleteList) (rsp *IPRangeStatus, err error) {
+        if s.Prelude != nil {
+                c, err = s.Prelude(c, "DeleteIPRange", req)
         }
-        return s.Service.DeleteIPRange(c, req)
+        if err == nil {
+                rsp, err = s.Service.DeleteIPRange(c, req)
+        }
+        if s.Postlude != nil {
+                err = s.Postlude(c, "DeleteIPRange", rsp, err)
+        }
+        return
 }
 
-func (s *DecoratedCrimson) CreateHost(c context.Context, req *HostList) (*HostStatus, error) {
-        c, err := s.Prelude(c, "CreateHost", req)
-        if err != nil {
-                return nil, err
+func (s *DecoratedCrimson) CreateHost(c context.Context, req *HostList) (rsp *HostStatus, err error) {
+        if s.Prelude != nil {
+                c, err = s.Prelude(c, "CreateHost", req)
         }
-        return s.Service.CreateHost(c, req)
+        if err == nil {
+                rsp, err = s.Service.CreateHost(c, req)
+        }
+        if s.Postlude != nil {
+                err = s.Postlude(c, "CreateHost", rsp, err)
+        }
+        return
 }
 
-func (s *DecoratedCrimson) ReadHost(c context.Context, req *HostQuery) (*HostList, error) {
-        c, err := s.Prelude(c, "ReadHost", req)
-        if err != nil {
-                return nil, err
+func (s *DecoratedCrimson) ReadHost(c context.Context, req *HostQuery) (rsp *HostList, err error) {
+        if s.Prelude != nil {
+                c, err = s.Prelude(c, "ReadHost", req)
         }
-        return s.Service.ReadHost(c, req)
+        if err == nil {
+                rsp, err = s.Service.ReadHost(c, req)
+        }
+        if s.Postlude != nil {
+                err = s.Postlude(c, "ReadHost", rsp, err)
+        }
+        return
 }
 
-func (s *DecoratedCrimson) DeleteHost(c context.Context, req *HostDeleteList) (*HostStatus, error) {
-        c, err := s.Prelude(c, "DeleteHost", req)
-        if err != nil {
-                return nil, err
+func (s *DecoratedCrimson) DeleteHost(c context.Context, req *HostDeleteList) (rsp *HostStatus, err error) {
+        if s.Prelude != nil {
+                c, err = s.Prelude(c, "DeleteHost", req)
         }
-        return s.Service.DeleteHost(c, req)
+        if err == nil {
+                rsp, err = s.Service.DeleteHost(c, req)
+        }
+        if s.Postlude != nil {
+                err = s.Postlude(c, "DeleteHost", rsp, err)
+        }
+        return
 }