1ec2759550
This change refactors gRPC code used within the v3 API package into generic code that can be used for managing gRPC and gRPC Gateway.
47 lines
1.4 KiB
Go
47 lines
1.4 KiB
Go
// Copyright 2018 clair 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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package grpcutil
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import (
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"crypto/tls"
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"github.com/grpc-ecosystem/go-grpc-prometheus"
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"google.golang.org/grpc"
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"google.golang.org/grpc/credentials"
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)
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// RegisterServicesFunc is a function that registers gRPC services with a given
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// server.
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type RegisterServicesFunc func(*grpc.Server)
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// NewServer allocates a new grpc.Server and handles some some boilerplate
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// configuration.
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func NewServer(tlsConfig *tls.Config, fn RegisterServicesFunc) *grpc.Server {
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// Default ServerOptions
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grpcOpts := []grpc.ServerOption{
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grpc.UnaryInterceptor(grpc_prometheus.UnaryServerInterceptor),
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grpc.StreamInterceptor(grpc_prometheus.StreamServerInterceptor),
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}
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if tlsConfig != nil {
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grpcOpts = append(grpcOpts, grpc.Creds(credentials.NewTLS(tlsConfig)))
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}
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// Register services with a new grpc.Server.
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gsrv := grpc.NewServer(grpcOpts...)
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fn(gsrv)
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return gsrv
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}
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