Update index for better view

README_en.md

@@ -69,7 +69,7 @@ Security:
 - [BPF lifecycle: Running eBPF programs continuously in Detached mode after user-mode applications exit](src/28-detach/README_en.md)
 - [Userspace eBPF Runtimes: Overview and Applications](src\36-userspace-ebpf\README_en.md)
 
-Continuously updated...
+Continuously updating...
 
 ## Why write this tutorial?
 

src/SUMMARY.md

@@ -6,42 +6,66 @@
 
 教程关注于可观测性、网络、安全等等方面的 eBPF 示例。完整的代码和教程可以在 [https://github.com/eunomia-bpf/bpf-developer-tutorial](https://github.com/eunomia-bpf/bpf-developer-tutorial) GitHub 开源仓库中找到。**如果您认为本教程对您有所帮助，也请给我们一个 star 鼓励一下！**
 
-# 目录
-
-- [介绍 eBPF 的基本概念、常见的开发工具](0-introduce/README.md)
-- [eBPF Hello World，基本框架和开发流程](1-helloworld/README.md)
-- [使用 kprobe 监测捕获 unlink 系统调用](2-kprobe-unlink/README.md)
-- [使用 fentry 监测捕获 unlink 系统调用](3-fentry-unlink/README.md)
-- [捕获进程打开文件的系统调用集合，使用全局变量过滤进程 pid](4-opensnoop/README.md)
-- [使用 uprobe 捕获 bash 的 readline 函数调用](5-uprobe-bashreadline/README.md)
-- [捕获进程发送信号的系统调用集合，使用 hash map 保存状态](6-sigsnoop/README.md)
-- [捕获进程执行/退出时间，通过 perf event array 向用户态打印输出](7-execsnoop/README.md)
-- [使用 exitsnoop 监控进程退出事件，使用 ring buffer 向用户态打印输出](8-exitsnoop/README.md)
-- [一个 Linux 内核 BPF 程序，通过柱状图来总结调度程序运行队列延迟，显示任务等待运行在 CPU 上的时间长度](9-runqlat/README.md)
-- [使用 hardirqs 或 softirqs 捕获中断事件](10-hardirqs/README.md)
-- [使用 bootstrap 开发用户态程序并跟踪 exec() 和 exit() 系统调用](11-bootstrap/README.md)
-- [使用 libbpf-bootstrap 开发程序统计 TCP 连接延时](13-tcpconnlat/README.md)
-- [使用 libbpf-bootstrap 记录 TCP 连接状态与 TCP RTT](14-tcpstates/README.md)
-- [使用 USDT 捕获用户态 Java GC 事件耗时](15-javagc/README.md)
-- [编写 eBPF 程序 Memleak 监控内存泄漏](16-memleak/README.md)
-- [编写 eBPF 程序 Biopattern 统计随机/顺序磁盘 I/O](17-biopattern/README.md)
-- [更多的参考资料：论文列表、项目、博客等等](18-further-reading/README.md)
-- [使用 LSM 进行安全检测防御](19-lsm-connect/README.md)
-- [使用 eBPF 进行 tc 流量控制](20-tc/README.md)
-
-# eBPF 高级特性与进阶主题
+## 目录
+
+### 入门文档
+
+包含简单的 eBPF 程序样例与介绍，这部分主要使用 `eunomia-bpf` 框架简化开发，并介绍了 eBPF 的基本使用方式和开发流程。
+
+- [lesson 0-introduce](0-introduce/README.md) 介绍 eBPF 的基本概念和常见的开发工具
+- [lesson 1-helloworld](1-helloworld/README.md) 使用 eBPF 开发最简单的「Hello World」程序，介绍 eBPF 的基本框架和开发流程
+- [lesson 2-kprobe-unlink](2-kprobe-unlink/README.md) 在 eBPF 中使用 kprobe 捕获 unlink 系统调用
+- [lesson 3-fentry-unlink](3-fentry-unlink/README.md) 在 eBPF 中使用 fentry 捕获 unlink 系统调用
+- [lesson 4-opensnoop](4-opensnoop/README.md) 使用 eBPF 捕获进程打开文件的系统调用集合，使用全局变量在 eBPF 中过滤进程 pid
+- [lesson 5-uprobe-bashreadline](5-uprobe-bashreadline/README.md) 在 eBPF 中使用 uprobe 捕获 bash 的 readline 函数调用
+- [lesson 6-sigsnoop](6-sigsnoop/README.md) 捕获进程发送信号的系统调用集合，使用 hash map 保存状态
+- [lesson 7-execsnoop](7-execsnoop/README.md) 捕获进程执行时间，通过 perf event array 向用户态打印输出
+- [lesson 8-execsnoop](8-exitsnoop/README.md) 捕获进程退出事件，使用 ring buffer 向用户态打印输出
+- [lesson 9-runqlat](9-runqlat/README.md) 捕获进程调度延迟，以直方图方式记录
+- [lesson 10-hardirqs](10-hardirqs/README.md) 使用 hardirqs 或 softirqs 捕获中断事件
+
+### 进阶文档和示例
+
+我们开始主要基于 `libbpf` 构建完整的 eBPF 工程，并且把它和各种应用场景结合起来进行实践。
+
+- [lesson 11-bootstrap](11-bootstrap/README.md) 使用 libbpf-boostrap 为 eBPF 编写原生的 libbpf 用户态代码，并建立完整的 libbpf 工程。
+- [lesson 12-profile](12-profile/README.md) 使用 eBPF 进行性能分析
+- [lesson 13-tcpconnlat](13-tcpconnlat/README.md) 记录 TCP 连接延迟，并使用 libbpf 在用户态处理数据
+- [lesson 14-tcpstates](14-tcpstates/README.md) 记录 TCP 连接状态与 TCP RTT
+- [lesson 15-javagc](15-javagc/README.md) 使用 usdt 捕获用户态 Java GC 事件耗时
+- [lesson 16-memleak](16-memleak/README.md) 检测内存泄漏
+- [lesson 17-biopattern](17-biopattern/README.md) 捕获磁盘 IO 模式
+- [lesson 18-further-reading](18-further-reading/README.md) 更进一步的相关资料：论文列表、项目、博客等等
+- [lesson 19-lsm-connect](19-lsm-connect/README.md) 使用 LSM 进行安全检测防御
+- [lesson 20-tc](20-tc/README.md) 使用 eBPF 进行 tc 流量控制
+- [lesson 21-xdp](21-xdp/README.md) 使用 eBPF 进行 XDP 报文处理
+
+### 高级主题
+
+这里涵盖了一系列和 eBPF 相关的高级内容，包含在 Android 上使用 eBPF 程序、使用 eBPF 程序进行可能的攻击与防御、复杂的追踪等等。这部分主要基于 libbpf、Cilium 等框架进行开发。
+
+Android:
 
 - [在 Android 上使用 eBPF 程序](22-android/README.md)
-- [使用 eBPF socket filter 或 syscall tracepoint 追踪 HTTP 请求等七层协议](23-http/README.md)
-- [使用 Uprobe+eBPF 捕获多种库的 SSL/TLS 明文数据](30-sslsniff/README.md)
+
+网络和追踪：
+
+- [使用 uprobe 捕获多种库的 SSL/TLS 明文数据](30-sslsniff/README.md)
+- [使用 eBPF socket filter 或 syscall trace 追踪 HTTP 请求和其他七层协议](23-http/README.md)
 - [使用 sockops 加速网络请求转发](29-sockops/README.md)
-- [eBPF 运行时的安全性与面临的挑战](18-further-reading/ebpf-security.zh.md)
+
+安全：
+
+- [使用 eBPF 修改系统调用参数](34-syscall/README.md)
 - [使用 eBPF 隐藏进程或文件信息](24-hide/README.md)
 - [使用 bpf_send_signal 发送信号终止进程](25-signal/README.md)
 - [使用 eBPF 添加 sudo 用户](26-sudo/README.md)
 - [使用 eBPF 替换任意程序读取或写入的文本](27-replace/README.md)
-- [BPF的生命周期：使用 Detached 模式在用户态应用退出后持续运行 eBPF 程序](28-detach/README.md)
+- [BPF 的生命周期：使用 Detached 模式在用户态应用退出后持续运行 eBPF 程序](28-detach/README.md)
+- [eBPF 运行时的安全性与面临的挑战](18-further-reading/ebpf-security.zh.md)
 - [用户空间 eBPF 运行时：深度解析与应用实践](src\36-userspace-ebpf\README.md)
+
+持续更新中...
 
 # bcc 教程与文档
 

src/SUMMARY_en.md

@@ -1,4 +1,4 @@
-# eBPF Tutorial by Example: Learning CO-RE eBPF Step by Step with Tools
+# eBPF Tutorial by Example: Learning CO-RE eBPF Step by Step
 
 [![CI](https://github.com/eunomia-bpf/bpf-developer-tutorial/actions/workflows/main.yml/badge.svg)](https://github.com/eunomia-bpf/bpf-developer-tutorial/actions/workflows/main.yml)
 
@@ -8,43 +8,66 @@ This tutorial does not cover complex concepts and scenario introductions. Its ma
 
 For the complete source code of the tutorial, please refer to the repo [https://github.com/eunomia-bpf/bpf-developer-tutorial](https://github.com/eunomia-bpf/bpf-developer-tutorial) on GitHub. **If you find this tutorial helpful, please give us a star!**
 
-# Table of Contents
-
-- [Introduction to basic concepts of eBPF and common development tools](0-introduce/README.md)
-- [eBPF Hello World, basic framework and development process](1-helloworld/README.md)
-- [Monitoring and capturing unlink system calls using kprobe](2-kprobe-unlink/README.md)
-- [Monitoring and capturing unlink system calls using fentry](3-fentry-unlink/README.md)
-- [Collection of system calls for capturing processes opening files, filtering process pid using global variables](4-opensnoop/README.md)
-- [Capturing readline function calls of bash using uprobe](5-uprobe-bashreadline/README.md)
-- [Collection of system calls for capturing process signal sending, saving state using hash map](6-sigsnoop/README.md)
-- [Capturing process execution/exit time, printing output to user space using perf event array](7-execsnoop/README.md)
-- [Monitoring process exit events using exitsnoop, printing output to user space using ring buffer](8-exitsnoop/README.md)
-- [A Linux kernel BPF program that summarizes scheduler run queue latency using histograms, displaying time length tasks wait to run on the CPU](9-runqlat/README.md)
-- [Capturing interrupt events using hardirqs or softirqs](10-hardirqs/README.md)
-- [Developing user space programs and tracing exec() and exit() system calls using bootstrap](11-bootstrap/README.md)
-- [Developing programs to measure TCP connection latency using libbpf-bootstrap](13-tcpconnlat/README.md)
-- [Recording TCP connection state and TCP RTT using libbpf-bootstrap](14-tcpstates/README.md)
-- [Capturing user space Java GC event duration using USDT](15-javagc/README.md)
-- [Writing eBPF program Memleak to monitor memory leaks](16-memleak/README.md)
-- [Writing eBPF program Biopattern to measure random/sequential disk I/O](17-biopattern/README.md)
-- [More reference materials: papers list, projects, blogs, etc.](18-further-reading/README.md)
-- [Performing security detection and defense using LSM](19-lsm-connect/README.md)
-- [Performing traffic control using eBPF and tc](20-tc/README.md)
-
-# Advanced Features and Advanced Topics of eBPF
-
-- [Using eBPF programs on Android](22-android/README.md)
-- [Tracing HTTP requests or other layer 7 protocols using eBPF](23-http/README.md)
-- [Capturing Plain Text Data of Various Libraries' SSL/TLS Using uprobe](30-sslsniff/README.md)
+## Table of Contents
+
+### Getting Started Examples
+
+This section contains simple eBPF program examples and introductions. It primarily utilizes the `eunomia-bpf` framework to simplify development and introduces the basic usage and development process of eBPF.
+
+- [lesson 0-introduce](0-introduce/README_en.md) Introduces basic concepts of eBPF and common development tools
+- [lesson 1-helloworld](1-helloworld/README_en.md) Develops the simplest "Hello World" program using eBPF and introduces the basic framework and development process of eBPF
+- [lesson 2-kprobe-unlink](2-kprobe-unlink/README_en.md) Uses kprobe in eBPF to capture the unlink system call
+- [lesson 3-fentry-unlink](3-fentry-unlink/README_en.md) Uses fentry in eBPF to capture the unlink system call
+- [lesson 4-opensnoop](4-opensnoop/README_en.md) Uses eBPF to capture the system call collection of processes opening files, and filters process PIDs in eBPF using global variables
+- [lesson 5-uprobe-bashreadline](5-uprobe-bashreadline/README_en.md) Uses uprobe in eBPF to capture the readline function calls in bash
+- [lesson 6-sigsnoop](6-sigsnoop/README_en.md) Captures the system call collection of processes sending signals and uses a hash map to store states
+- [lesson 7-execsnoop](7-execsnoop/README_en.md) Captures process execution times and prints output to user space through perf event array
+- [lesson 8-exitsnoop](8-exitsnoop/README_en.md) Captures process exit events and prints output to user space using a ring buffer
+- [lesson 9-runqlat](9-runqlat/README_en.md) Captures process scheduling delays and records them in histogram format
+- [lesson 10-hardirqs](10-hardirqs/README_en.md) Captures interrupt events using hardirqs or softirqs
+
+### Advanced Documents and Examples
+
+We start to build complete eBPF projects mainly based on `libbpf` and combine them with various application scenarios for practical use.
+
+- [lesson 11-bootstrap](11-bootstrap/README_en.md) Writes native libbpf user space code for eBPF using libbpf-bootstrap and establishes a complete libbpf project.
+- [lesson 12-profile](12-profile/README_en.md) Performs performance analysis using eBPF
+- [lesson 13-tcpconnlat](13-tcpconnlat/README_en.md) Records TCP connection latency and processes data in user space using libbpf
+- [lesson 14-tcpstates](14-tcpstates/README_en.md) Records TCP connection state and TCP RTT.- [lesson 15-javagc](15-javagc/README_en.md) Capture user-level Java GC event duration using usdt
+- [lesson 16-memleak](16-memleak/README_en.md) Detect memory leaks
+- [lesson 17-biopattern](17-biopattern/README_en.md) Capture disk IO patterns
+- [lesson 18-further-reading](18-further-reading/README_en.md) Further reading: papers list, projects, blogs, etc.
+- [lesson 19-lsm-connect](19-lsm-connect/README_en.md) Use LSM for security detection and defense
+- [lesson 20-tc](20-tc/README_en.md) Use eBPF for tc traffic control
+- [lesson 21-xdp](21-xdp/README_en.md) Use eBPF for XDP packet processing
+
+### In-Depth Topics
+
+This section covers advanced topics related to eBPF, including using eBPF programs on Android, possible attacks and defenses using eBPF programs, and complex tracing. Combining the user-mode and kernel-mode aspects of eBPF can bring great power (as well as security risks).
+
+Android:
+
+- [Using eBPF programs on Android](22-android/README_en.md)
+
+Networking and tracing:
+
+- [Tracing HTTP requests or other layer-7 protocols using eBPF socket filter or syscall trace](23-http/README_en.md)
+- [Accelerating network request forwarding using sockops](29-sockops/README_en.md)
+- [Capturing Plain Text Data of Various Libraries' SSL/TLS Using uprobe](30-sslsniff/README_en.md)
+
+Security:
+
+- [Use eBPF to modify syscall parameters](34-syscall/README.md)
 - [The Secure Path Forward for eBPF: Challenges and Innovations](18-further-reading/ebpf-security.md)
-- [Accelerating network request forwarding using sockops](29-sockops/README.md)
-- [Hiding process or file information using eBPF](24-hide/README.md)
-- [Terminating processes by sending signals using bpf_send_signal](25-signal/README.md)
-- [Adding sudo users using eBPF](26-sudo/README.md)
-- [Replacing text read or written by any program using eBPF](27-replace/README.md)
-- [BPF lifecycle: Running eBPF programs continuously after the user space application exits using Detached mode](28-detach/README.md)
+- [Hiding process or file information using eBPF](24-hide/README_en.md)
+- [Terminating processes by sending signals using bpf_send_signal](25-signal/README_en.md)
+- [Adding sudo users using eBPF](26-sudo/README_en.md)
+- [Replacing text read or written by any program using eBPF](27-replace/README_en.md)
+- [BPF lifecycle: Running eBPF programs continuously in Detached mode after user-mode applications exit](28-detach/README_en.md)
 - [Userspace eBPF Runtimes: Overview and Applications](src\36-userspace-ebpf\README_en.md)
-
+
+Continuously updating...
+
 # bcc tutorial
 
 - [BPF Features by Linux Kernel Version](bcc-documents/kernel-versions.md)