This guide covers two approaches to creating a topology that matches your real system: writing one by hand, or importing from existing trace data. Choose whichever fits your situation — or combine both.
Start with what you know about your system's call graph: which services exist, what operations they expose, and who calls whom.
| #!/bin/sh | |
| # | |
| # Clean up a Raspberry Pi Zero W | |
| # | |
| # Refs: | |
| # - https://www.dzombak.com/blog/2023/12/considerations-for-a-long-running-raspberry-pi/ | |
| # - https://www.dzombak.com/blog/2023/12/disable-or-remove-unneeded-services-and-software-to-help-keep-your-raspberry-pi-online/ | |
| # - https://www.dzombak.com/blog/2024/03/running-a-raspberry-pi-with-a-read-only-root-filesystem/ | |
| # - ChatGPT |
I hereby claim:
To claim this, I am signing this object:
| #!/usr/bin/env python | |
| print(""" | |
| α Α = alpha | |
| β Β = beta | |
| γ Γ = gamma | |
| δ Δ = delta | |
| ε Ε = epsilon | |
| ζ Ζ = zeta | |
| η Η = eta |
$ http-ping -c 5 -u google.com
Found google.com, assuming you mean http://google.com/
HTTP-PING google.com (62.253.3.89): GET request
11K bytes from www.google.co.uk: http_seq=0 status=200 time=301.44 ms
11K bytes from www.google.co.uk: http_seq=1 status=200 time=186.29 ms
12K bytes from www.google.co.uk: http_seq=2 status=200 time=185.33 ms
12K bytes from www.google.co.uk: http_seq=3 status=200 time=288.65 ms
| -- 1. Place in ~/Library/Scripts and enable the Applescript menu via the Applescript Editor | |
| -- 2. Substitute "vpn.example.com" and "redacted" for your VPN server and password | |
| -- 3. Open Security & Privacy System Preferences, go to Privacy, Accessibility | |
| -- 4. Enable Applescript Editor and System UI Server | |
| -- 5. Trigger script from the menu | |
| -- 6. Enjoy being connected | |
| tell application "Cisco AnyConnect Secure Mobility Client" | |
| activate | |
| end tell |
| #!/usr/bin/env ruby | |
| # qpasswd - password generator from quantum RNG | |
| require 'open-uri' | |
| rng = 'https://qrng.anu.edu.au/wp-content/plugins/colours-plugin/get_block_alpha.php' | |
| ARGV.size < 1 ? pw_size = 16 : pw_size = ARGV[0].to_i | |
| data = open(rng).read.strip.split('') | |
| output = data.sample(pw_size) |
| #!/usr/bin/env bash | |
| set -e | |
| FILES_TO_PRUNE="path_to_large_file_from_root_of_repo" | |
| catch_error () { | |
| local cmd_name=$1 | |
| local ret_code=$2 | |
| if [ $ret_code -ne 0 ]; then |
| # Tested on Ubuntu 12.04 | |
| # | |
| # Prints full commands, with environment, with wrapping | |
| ps -efww ef | |
| # Prints all commands with CPU and memory usage, sorted by memory in ascending order | |
| ps -eo cmd,%cpu,%mem --sort +%mem | |
| # Same with descending order | |
| ps -eo cmd,%cpu,%mem --sort -%mem |
| #!/bin/sh | |
| die () { | |
| echo $1 | |
| exit $2 | |
| } | |
| red () { | |
| if [ -x $(which tput) ]; then | |
| tput setaf 1 |