forked from TrueCloudLab/frostfs-node
9f41192bff
Closing callback can be registered in app through onShutdown method. Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
56 lines
1.1 KiB
Go
56 lines
1.1 KiB
Go
package main
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import (
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"fmt"
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"net"
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"github.com/nspcc-dev/neofs-node/pkg/util/logger"
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"go.uber.org/zap"
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"google.golang.org/grpc"
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"google.golang.org/grpc/reflection"
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)
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func initGRPC(c *cfg) {
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var err error
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c.cfgGRPC.listener, err = net.Listen("tcp", c.viper.GetString(cfgListenAddress))
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fatalOnErr(err)
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c.cfgGRPC.server = grpc.NewServer(
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grpc.MaxSendMsgSize(c.viper.GetInt(cfgMaxMsgSize)),
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)
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c.onShutdown(func() {
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stopGRPC("NeoFS Public API", c.cfgGRPC.server, c.log)
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})
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}
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func serveGRPC(c *cfg) {
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c.wg.Add(1)
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go func() {
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defer func() {
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c.wg.Done()
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}()
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// read more about reflect service at
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// https://github.com/grpc/grpc-go/blob/master/Documentation/server-reflection-tutorial.md
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if c.cfgGRPC.enableReflectService {
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reflection.Register(c.cfgGRPC.server)
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}
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if err := c.cfgGRPC.server.Serve(c.cfgGRPC.listener); err != nil {
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fmt.Println("gRPC server error", err)
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}
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}()
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}
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func stopGRPC(name string, s *grpc.Server, l *logger.Logger) {
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l = l.With(zap.String("name", name))
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l.Info("stopping gRPC server...")
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s.GracefulStop()
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l.Info("gRPC server stopped successfully")
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}
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