https://github.com/801room/upf-xdp

It is just a toy, but it shows the possibility of using xdp to implement 5g upf.
https://github.com/801room/upf-xdp

gtpu xdp

Last synced: 24 days ago
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It is just a toy, but it shows the possibility of using xdp to implement 5g upf.

• Host: GitHub
• URL: https://github.com/801room/upf-xdp
• Owner: 801room
• Created: 2020-08-03T12:31:28.000Z (over 4 years ago)
• Default Branch: master
• Last Pushed: 2021-01-31T11:01:03.000Z (almost 4 years ago)
• Last Synced: 2024-08-04T00:04:20.548Z (4 months ago)
• Topics: gtpu, xdp
• Language: C
• Homepage:
• Size: 65.4 KB
• Stars: 26
• Watchers: 2
• Forks: 6
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

Awesome Lists containing this project

• awesome-5g - upf-xdp - It is just a toy, but it shows the possibility of using xdp to implement 5g upf. (NFs)

README

        
# upf-xdp

This program uses xdp to simply process gtpu packet.


It is just a toy, but it shows the possibility of using xdp to implement 5g upf.

## Dependencies

[libbpf](https://github.com/libbpf/libbpf)


[goebpf](https://github.com/dropbox/goebpf)

### Installation

```bash

sudo apt install libbpfcc-dev

go get github.com/dropbox/goebpf

```

## Component

![Component](./docs/Component.png)

## Usage

```

make

./main -h

   Usage of ./main:

     -elf string

        clang/llvm compiled binary file (default "upf.elf")

     -iface string

        Interface to bind XDP UPF N3/N6

     -n4addr string

        N4 server socket (default "127.0.0.1:8805")

     -test

        mock and testing (default true)

     -verbose

        Enable verbose mode with debug log messages

```

## Discuss

Message routing can be forwarded directly through the xdp encapsulation layer 2 Ethernet frame without going through the protocol stack. 


What is the number of tables supported by xdp?