[CRE-1077] Explicitly mark capabilities as local or remote in CapRegistry (#1616)

Author: bolekk

pkg/capabilities/capabilities.go

@@ -627,4 +627,6 @@ type CapabilityConfiguration struct {
 
 	// v2 / "NoDAG" capabilities
 	CapabilityMethodConfig map[string]CapabilityMethodConfig
+	// if true, the capability won't be callable via don2don
+	LocalOnly bool
 }

pkg/capabilities/pb/registry.pb.go

@@ -80,5 +80,7 @@ message CapabilityConfig {
 
   // v2 ("NoDAG") capabilities
   map<string, CapabilityMethodConfig> method_configs = 7;
+  // if true, the capability won't be callable via don2don
+  bool local_only = 8;
 }
 

pkg/capabilities/pb/registry.proto

@@ -177,6 +177,7 @@ func (cr *capabilitiesRegistryClient) ConfigForCapability(ctx context.Context, c
 		RemoteTargetConfig:     remoteTargetConfig,
 		RemoteExecutableConfig: remoteExecutableConfig,
 		CapabilityMethodConfig: methodConfig,
+		LocalOnly:              res.CapabilityConfig.LocalOnly,
 	}, nil
 }
 
@@ -439,6 +440,8 @@ func (c *capabilitiesRegistryServer) ConfigForCapability(ctx context.Context, re
 		}
 	}
 
+	ccp.LocalOnly = cc.LocalOnly
+
 	return &pb.ConfigForCapabilityReply{
 		CapabilityConfig: ccp,
 	}, nil

pkg/loop/internal/core/services/capability/capabilities_registry.go

@@ -448,6 +448,7 @@ func TestCapabilitiesRegistry_ConfigForCapabilities_IncludingV2Methods(t *testin
 				RemoteExecutableConfig: &rec,
 			},
 		},
+		LocalOnly: true,
 	}
 	reg.On("ConfigForCapability", mock.Anything, capID, donID).Once().Return(expectedCapConfig, nil)