48 lines
958 B
Go
48 lines
958 B
Go
package main
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import (
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"context"
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"flag"
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"fmt"
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"log"
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"net"
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"github.com/go-gost/plugin/admission/proto"
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"google.golang.org/grpc"
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)
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var (
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port = flag.Int("port", 8000, "The server port")
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)
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type server struct {
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proto.UnimplementedAdmissionServer
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}
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func (s *server) Admit(ctx context.Context, in *proto.AdmissionRequest) (*proto.AdmissionReply, error) {
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reply := &proto.AdmissionReply{}
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host := in.GetAddr()
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if v, _, _ := net.SplitHostPort(host); v != "" {
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host = v
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}
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if host == "127.0.0.1" {
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reply.Ok = true
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}
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log.Printf("admission: %s, %v", in.GetAddr(), reply.Ok)
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return reply, nil
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}
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func main() {
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flag.Parse()
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lis, err := net.Listen("tcp", fmt.Sprintf(":%d", *port))
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if err != nil {
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log.Fatalf("failed to listen: %v", err)
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}
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s := grpc.NewServer()
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proto.RegisterAdmissionServer(s, &server{})
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log.Printf("server listening at %v", lis.Addr())
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if err := s.Serve(lis); err != nil {
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log.Fatalf("failed to serve: %v", err)
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}
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}
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