Leon Hwang

An eBPF enhanced Linux kernel skb and socket tracing tool.

socketrace is an eBPF-based tool to trace kernel socket events. License Apache 2.0 and GPL-2.0

Learn something interesting by examples.

A network packet info dumping tool like tcpdump based on `tc-bpf`.

Packet, where are you? -- Linux kernel networking debugger

skbtracer on ebpf

Some net tools of iproute2 implement with Go, such as ip link, ip neigh, ip addr, bridge, nstat. Apache License 2.0

tcpw: An eBPF enhanced tool to capture tcp tuple info of curl,telnet,socat tools. License Apache 2.0

An example of iptables-bpf with Go+eBPF

Build a feature-less eBPF vm on eBPF, just for fun.

A high performance ACL based on XDP. GPL-2.0 License.

iptables-trace is an eBPF enhanced iptables-TRACE alternative iptables TRACE. GPL-3.0 license

Some fun things you can do with kernel modules (all "bad ideas")

A bpf-based packet's latency distribution measurement tool. Apache 2.0 License

Dump unix domain socket traffic with Go+bpf

An iptables-like ACL implementation with eBPF.

A simplified demo of TupleMerge with pure-bpf. License Apache 2.0 & GPL 2.0

ethtoolsnoop is an ethtool tracing tool based on Go+eBPF. License Apache 2.0

xdpsnoop is a tool to trace XDP installation on NIC drivers.

LpmTrie is a trie data structure which implements Longest Prefix Match algorithm. MIT License

An example for nfnetlink with Go.

mad: who touches bpf maps? License Apache 2.0

Linux Transparent Proxy library for Golang

Programmable debugger, eBPF enhanced.

Inject latency to ping on server side. BSD-3 License

A simple library for DNS proxy in Go

bpfbak is a tiny tool to backup bpf objects under bpffs. Apache 2.0 License

skbtracer on iptables based on eBPF. Apache License 2.0

An experiment about Linux TProxy

ES6 Promise in Go

ebpf-go is a pure-Go library to read, modify and load eBPF programs and attach them to various hooks in the Linux kernel.

Capture SSL/TLS text content without a CA certificate using eBPF. This tool is compatible with Linux/Android x86_64/Aarch64.

Some helpers for BTF

A tool to detect tailcall issues.

experimenting with a minimal Linux kernel with eBPF-enabled under qemu-system for testing

Trace bpf verifier log with bpf. Apache 2.0 License

Simple kernel module to inspect socket options

An experiment to reproduce the issue packet stuck in lockless pfifo_fast qdisc. [FAILED]

An eBPF syscall profiler focused on BPF syscall.

No description.

A bcc-like tool to analyze syscall's histogram. Apache License 2.0

Source from hardhacker/oh-my-nvim

My blogs

Set tos for ipv4-mapped ipv6 sockets to workaround the BUG of bpf_setsockopt() helper.

No description.

No description.

The official NGINX Open Source repository.

Linux kernel stable tree mirror

Sarama is a Go library for Apache Kafka.

Helps run tests in virtual machines

No description.

Library to work with eBPF programs from Go

Mirror of https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git

Interrupts-off or softirqs-off latency tracer

drgn helpers specific to Oracle UEK, along with custom CLI and reporting tool corelens

Source from github.com/wklken/k-vim

addr2line package implemented in golang

Copied https://github.com/yujiqo/nvim.git

mlxdevm library for for device management in go language

Simple netlink library for go.

A purego-based pcap-filter injection library for Go.

No description.

Provides packet processing capabilities for Go

mesh vpn，支持IDC，VPC混合组网

strace is a diagnostic, debugging and instructional userspace utility for Linux

No description.

A golang ebpf libary based on cilium/ebpf and datadog/ebpf.

eBPF verifier log viewer

An eBPF tailcall tracing experiment with kernel-module. License Apache 2.0 & GPL-2.0

Examples with libbpf-bootstrap.

A simple ethtool "like" library for Go

traffic control in pure go - it allows to read and alter queues, filters and classes

A batchqueue is an in-memory concurrency-safe message queue by enqueueing and dequeueing a batch of messages.

Scan Chinese in go by ast

A pure layer 2 forward tool, based on XDP and goebpf. MIT License

Linux kernel source tree

A very basic eBPF Load Balancer in a few lines of C

A revision wrapper of https://github.com/sqlalchemy/alembic

Go solutions for leetcode

High QUality, for learning data structure and algorithm

Docker image to run an IPsec VPN server, with IPsec/L2TP and Cisco IPsec

📚 Go: Under The Hood | https://golang.design/under-the-hood

Go solutions for projecteuler.net

Cross-platform asynchronous I/O

Examples for libuv, like tcp-networking, udp-networking

My LeetCode Solutions

用golang开发的加速器，支持全局代理和内网穿透

An example of Bootstrap alert

jq implemented in python3

A Secure Tunnel Based On KCP with N:M Multiplexing

A micro web server with Python 3.5+ that runs fast!