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main.go
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main.go
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// Copyright 2021, athena-crdt authors.
//
// 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 main
import (
"flag"
"log"
"net"
"os"
"os/signal"
"syscall"
"google.golang.org/grpc"
"google.golang.org/grpc/reflection"
"github.com/athena-crdt/athena-core/discovery"
"github.com/athena-crdt/athena-core/healthz"
"github.com/athena-crdt/athena-core/operations"
pb "github.com/athena-crdt/athena-core/proto"
)
var port = flag.String("port", "50051", "grpc server port")
func main() {
flag.Parse()
lis, err := net.Listen("tcp", net.JoinHostPort("0.0.0.0", *port))
if err != nil {
panic(err)
}
s := grpc.NewServer()
pb.RegisterHealthServiceServer(s, &healthz.Service{})
pb.RegisterOperationServiceServer(s, &operations.Service{})
pb.RegisterDiscoveryServiceServer(s, &discovery.Service{})
reflection.Register(s)
log.Println("Service Registration Done!!")
sig := make(chan os.Signal)
signal.Notify(sig, syscall.SIGKILL, syscall.SIGINT)
go func() {
defer close(sig)
if err := s.Serve(lis); err != nil {
// TODO: Change logger
log.Println("Failed to run gRPC service server")
}
}()
log.Println("Server is running on port: ", *port)
<-sig
s.Stop()
log.Println("Server Stopped Successfully")
}