peridot/apollo/impl/v1/server.go

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// Copyright (c) All respective contributors to the Peridot Project. All rights reserved.
// Copyright (c) 2021-2022 Rocky Enterprise Software Foundation, Inc. All rights reserved.
// Copyright (c) 2021-2022 Ctrl IQ, Inc. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors
// may be used to endorse or promote products derived from this software without
// specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
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package apolloimpl
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import (
"context"
"github.com/sirupsen/logrus"
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"github.com/spf13/viper"
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"google.golang.org/grpc"
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apollodb "peridot.resf.org/apollo/db"
apollopb "peridot.resf.org/apollo/pb"
commonpb "peridot.resf.org/common"
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"peridot.resf.org/utils"
)
type Server struct {
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apollopb.UnimplementedApolloServiceServer
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log *logrus.Logger
db apollodb.Access
rssFeedTitle string
rssFeedDescription string
homepage string
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}
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// NewServer creates a new Apollo server.
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func NewServer(db apollodb.Access) *Server {
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return &Server{
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log: logrus.New(),
db: db,
rssFeedTitle: "RESF Errata Feed",
rssFeedDescription: "Advisories issued by the Rocky Enterprise Software Foundation",
homepage: viper.GetString("homepage"),
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}
}
func (s *Server) interceptor(ctx context.Context, req interface{}, usi *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (interface{}, error) {
n := utils.EndInterceptor
return n(ctx, req, usi, handler)
}
func (s *Server) Run() {
res := utils.NewGRPCServer(
&utils.GRPCOptions{
Interceptor: s.interceptor,
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},
func(r *utils.Register) {
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endpoints := []utils.GrpcEndpointRegister{
commonpb.RegisterHealthCheckServiceHandlerFromEndpoint,
apollopb.RegisterApolloServiceHandlerFromEndpoint,
}
for _, endpoint := range endpoints {
err := endpoint(r.Context, r.Mux, r.Endpoint, r.Options)
if err != nil {
s.log.Fatalf("could not register handler - %v", err)
}
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}
},
func(r *utils.RegisterServer) {
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commonpb.RegisterHealthCheckServiceServer(r.Server, &utils.HealthServer{})
apollopb.RegisterApolloServiceServer(r.Server, s)
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},
)
defer res.Cancel()
res.WaitGroup.Wait()
}