A fast tool to fetch URLs from HTML attributes by crawl-in. Inspired by the @omespino Tweet, which is possible to extract src, href, url and action values by evaluating JavaScript through Chrome DevTools Protocol.
Resources
- Installation
- from Binary
- from Source
- from GitHub
- Usage
- Basic Usage
- Flags
- Examples
- Single URL
- URLs from list
- from Stdin
- Library
- TODOs
- Help & Bugs
- License
- Version
- Acknowledgement
Installation
from Binary
The installation is easy. You can download a prebuilt binary from releases page, unpack and run! or with
▶ (sudo) curl -sSfL https://git.io/galer | sh -s -- -b /usr/local/bin
from Source
If you have go1.15+ compiler installed and configured:
▶ GO111MODULE=on go get github.com/dwisiswant0/galer
from GitHub
▶ git clone https://github.com/dwisiswant0/galer
▶ cd galer
▶ go build .
▶ (sudo) mv galer /usr/local/bin
Usage
Basic Usage
Simply, galer can be run with:
▶ galer -u "http://domain.tld"
Flags
▶ galer -h
This will display help for the tool. Here are all the switches it supports.
| Flag | Description |
|---|---|
| -u, –url | Target to fetches (single target URL or list) |
| -e, –extension | Show only certain extensions (comma-separated, e.g. js,php) |
| -c, –concurrency | Concurrency level (default: 50) |
| –in-scope | Show in-scope URLs/same host only |
| -o, –output | Save fetched URLs output into file |
| -t, –timeout | Maximum time (seconds) allowed for connection (default: 60) |
| -s, –silent | Silent mode (suppress an errors) |
| -v, –verbose | Verbose mode show error details unless you weren’t use silent |
| -h, –help | Display its helps |
Examples
Single URL
▶ galer -u "http://domain.tld"
URLs from list
▶ galer -u /path/to/urls.txt
from Stdin
▶ cat urls.txt | galer
In case you want to chained with other tools:
▶ subfinder -d domain.tld -silent | httpx -silent | galer
Library
You can use galer as library.
▶ go get github.com/dwisiswant0/galer/pkg/galer
For example:
package main
import (
"fmt"
"github.com/dwisiswant0/galer/pkg/galer"
)
func main() {
cfg := &galer.Config{
Timeout: 60,
}
cfg = galer.New(cfg)
run, err := cfg.Crawl("https://twitter.com")
if err != nil {
panic(err)
}
for _, url := range run {
fmt.Println(url)
}
}
TODOs
- Enable to set extra HTTP headers
- Provide randomly User-Agent
- Bypass headless browser
- Add exception for specific extensions
Help & Bugs
If you are still confused or found a bug, please open the issue. All bug reports are appreciated, some features have not been tested yet due to lack of free time.
License
galer released under MIT. See LICENSE for more details.
Version
Current version is 0.0.2 and still development.
Pronunciation
id_ID • /gäˈlər/ — kalau galer jangan dicium baunya, langsung cuci tangan, bego!
Acknowledgement
- Omar Espino for the idea, that’s why this tool was made!