sematext / uprobe-http-tracer

uprobe-based HTTP tracer for Go binaries

uprobe-http-tracer

Captures all the calls to http.Get function and grabs the full URL from the stack area. For more details head to the blog post.

Requirements

To build this tool you have to satisify the following requirements:

• have a Linux kernel that supports uprobes
• linux headers
• clang
• LLVM
• libbcc
• Go >1.12

Usage

1. Build the tool

go build -o uprobe-http-tracer main.go

2. Write a simple program

vi /tmp/main.go

package main

import "net/http"

func main() {
    urls := []string{"http://google.com", "http://reddit.com", "http://pastebin.com/tools"}
    for _, url := range urls {
       http.Get(url)
    }
}

go build /tmp/main.go

3. See it in action

sudo ./uprobe-http-tracer --bin=/tmp/main
PID     URL
8274    http://google.com
8276    http://reddit.com
8286    http://pastebin.com/tools