https://github.com/habibiefaried/xdp-ebpf-sample

Sample code of xdp ebpf using golang as user-space program. using C (obviously) as kernel-space
https://github.com/habibiefaried/xdp-ebpf-sample

Last synced: 12 days ago
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Sample code of xdp ebpf using golang as user-space program. using C (obviously) as kernel-space

• Host: GitHub
• URL: https://github.com/habibiefaried/xdp-ebpf-sample
• Owner: habibiefaried
• License: mit
• Created: 2020-01-06T02:11:38.000Z (almost 5 years ago)
• Default Branch: master
• Last Pushed: 2021-08-05T08:25:59.000Z (over 3 years ago)
• Last Synced: 2024-06-21T20:03:03.813Z (5 months ago)
• Language: Go
• Size: 31.3 KB
• Stars: 2
• Watchers: 2
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# xdp-ebpf-sample

Sample code of xdp ebpf using golang as user-space program. using C (obviously) as kernel-space

# Installing bcc iovisor header with tools

```

$ sudo apt-get -y install bison build-essential cmake flex git libedit-dev libllvm6.0 llvm-6.0-dev libclang-6.0-dev python zlib1g-dev libelf-dev luajit luajit-5.1-dev gcc-multilib linux-tools-$(uname -r) linux-headers-$(uname -r) -y && git clone https://github.com/iovisor/bcc.git && mkdir bcc/build && cd bcc/build && cmake .. -DCMAKE_INSTALL_PREFIX=/usr && make && sudo make install

```

# 1 click go installation

```

# curl https://dl.google.com/go/go1.16.6.linux-amd64.tar.gz -o go1.16.6.linux-amd64.tar.gz  && tar -C /usr/local -xzf go1.16.6.linux-amd64.tar.gz && echo "export PATH=$PATH:/usr/local/go/bin" >> /root/.bashrc && source /root/.bashrc && go version && go get -u github.com/iovisor/gobpf/bcc && go get -u golang.org/x/net/context

```

# Tracing of logging

I'm doing logging using `bpf_trace_printk()`.This is the command to see the logs

```

cat /sys/kernel/debug/tracing/trace_pipe

```

or

```

tc exec bpf dbg

```

# Notes

* Use ubuntu 18.04 to follow this tutorial because it's fully tested on that version of OS until now

* Tested in Ubuntu 20.04.2 in ec2