/
nse_server.go
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/
nse_server.go
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// Copyright (c) 2021 Doc.ai and/or its affiliates.
//
// Copyright (c) 2023 Cisco and/or its affiliates.
//
// SPDX-License-Identifier: Apache-2.0
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at:
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package setregistrationtime
import (
"context"
"github.com/golang/protobuf/ptypes/empty"
"github.com/networkservicemesh/api/pkg/api/registry"
"google.golang.org/protobuf/types/known/timestamppb"
"github.com/networkservicemesh/sdk/pkg/registry/core/next"
"github.com/networkservicemesh/sdk/pkg/tools/clock"
)
type setregtimeNSEServer struct {
}
// NewNetworkServiceEndpointRegistryServer creates a new NetworkServiceServer chain element that sets initial
// registration time.
func NewNetworkServiceEndpointRegistryServer() registry.NetworkServiceEndpointRegistryServer {
return &setregtimeNSEServer{}
}
func (r *setregtimeNSEServer) Register(ctx context.Context, nse *registry.NetworkServiceEndpoint) (*registry.NetworkServiceEndpoint, error) {
if v, ok := load(ctx); ok {
nse.InitialRegistrationTime = v
} else {
if nse.InitialRegistrationTime == nil {
nse.InitialRegistrationTime = timestamppb.New(clock.FromContext(ctx).Now())
}
store(ctx, nse.InitialRegistrationTime)
}
return next.NetworkServiceEndpointRegistryServer(ctx).Register(ctx, nse)
}
func (r *setregtimeNSEServer) Find(q *registry.NetworkServiceEndpointQuery, s registry.NetworkServiceEndpointRegistry_FindServer) error {
return next.NetworkServiceEndpointRegistryServer(s.Context()).Find(q, s)
}
func (r *setregtimeNSEServer) Unregister(ctx context.Context, nse *registry.NetworkServiceEndpoint) (*empty.Empty, error) {
deleteTime(ctx)
return next.NetworkServiceEndpointRegistryServer(ctx).Unregister(ctx, nse)
}