mirror of https://github.com/grpc/grpc-go.git
37 lines
1.1 KiB
Go
37 lines
1.1 KiB
Go
/*
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* Copyright 2021 gRPC authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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package xdsclient
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import "google.golang.org/grpc/resolver"
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type clientKeyType string
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const clientKey = clientKeyType("grpc.xds.internal.client.Client")
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// FromResolverState returns the Client from state, or nil if not present.
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func FromResolverState(state resolver.State) XDSClient {
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cs, _ := state.Attributes.Value(clientKey).(XDSClient)
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return cs
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}
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// SetClient sets c in state and returns the new state.
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func SetClient(state resolver.State, c XDSClient) resolver.State {
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state.Attributes = state.Attributes.WithValue(clientKey, c)
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return state
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}
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