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server_interceptors.go
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/
server_interceptors.go
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package authjwt
import (
"context"
"google.golang.org/grpc"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
// ===== [ Constants and Variables ] =====
var (
jwtKey = ""
)
// ===== [ Types ] =====
// ===== [ Implementations ] =====
// ===== [ Private Functions ] =====
// ===== [ Public Functions ] =====
// UnaryServerInterceptor - authentication 을 처리하는 Unary 서버 인터셉터
func UnaryServerInterceptor(key string) grpc.UnaryServerInterceptor {
jwtKey = key
return func(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (interface{}, error) {
if jwtKey == "" {
return nil, status.Errorf(codes.Unauthenticated, "jwt key is not supplied")
}
_, err := validateToken(ctx)
if err != nil {
return nil, err
}
return handler(ctx, req)
}
}
// StreamServerInterceptor - authentication 을 처리하는 Stream 서버 인터셉터
func StreamServerInterceptor(key string) grpc.StreamServerInterceptor {
jwtKey = key
return func(srv interface{}, stream grpc.ServerStream, info *grpc.StreamServerInfo, handler grpc.StreamHandler) error {
if jwtKey == "" {
return status.Errorf(codes.Unauthenticated, "jwt key is not supplied")
}
_, err := validateToken(stream.Context())
if err != nil {
return err
}
return handler(srv, stream)
}
}