update_req.sh : Added -e runtime option && Removed hardcoded Python version && Added shellcheck disable warning

.gitignore

@@ -0,0 +1 @@
+.venv

README.md

@@ -1,4 +1,26 @@
-# scripts
+# Scripts
+
+- [Configure SSH connection helper (remote pc not server)](#configure-ssh-connection-helper-remote-pc-not-server)
+- [Docker commands](#docker-commands)
+- [Remove every user R packages](#remove-every-user-r-packages)
+- [Setup Git SSH key](#setup-git-ssh-key)
+- [Font ligature test](#font-ligature-test)
+- [QEMU cheat sheet](#qemu-cheat-sheet)
+- [Share internet between two Linux interfaces using connman](#share-internet-between-two-linux-interfaces-using-connman)
+  - [IP Host (eth1 has internet, eth0 is remote)](#ip-host-eth1-has-internet-eth0-is-remote)
+  - [IP Remote](#ip-remote)
+- [Remove DRM from Adobe Digital Editions](#remove-drm-from-adobe-digital-editions)
+  - [Prerequisites](#prerequisites)
+  - [Setting up Calibre](#setting-up-calibre)
+  - [Getting the DRM-free PDF](#getting-the-drm-free-pdf)
+- [Loop devices](#loop-devices)
+- [Install img.xz](#install-imgxz)
+- [Raise Linux open files limits](#raise-linux-open-files-limits)
+- [Verify a PGP Signature](#verify-a-pgp-signature)
+  - [Self-signed OpenSSL](#self-signed-openssl)
+    - [interactive](#interactive)
+    - [non-interactive and 10 years expiration](#non-interactive-and-10-years-expiration)
+- [Bind to port 80 or 443](#bind-to-port-80-or-443)
 
 ## Configure SSH connection helper (remote pc not server)
 
@@ -18,15 +40,15 @@ Now you can just connect using ssh \$HOST_NAME
 
 ```sh
 # Remove every images
-docker images --format="{{.ID}}" | xargs docker rmi
+docker images --format='{{.ID}}' | xargs docker rmi
 # Remove every containers
-docker ps -a --format="{{.ID}}" | xargs docker stop | xargs docker rm
+docker ps -a --format='{{.ID}}' | xargs docker stop | xargs docker rm
 # Remove every volumes
-docker volume ls --format="{{.Name}}" | xargs docker volume rm
+docker volume ls --format='{{.Name}}' | xargs docker volume rm
 # Remove every anonymous images (cached)
-docker images --format="{{.Repository}};{{.Tag}};{{.ID}}" | grep "<none>;<none>" | cut -d";" -f 3 | xargs docker rmi
+docker images --format='{{.Repository}};{{.Tag}};{{.ID}}' | grep '<none>;<none>' | cut -d ';' -f 3 | xargs docker rmi
 # Get all used images tag in dir $PATH_ANALYSE
-find $PATH_ANALYSE -name "Dockerfile*" | while read file; do cat $file; echo ""; done | grep -e FROM | cut -d " " -f 2 | sed $'s/[^[:print:]\t]//g' | sort -u | xargs -n1 docker pull
+find $PATH_ANALYSE -name 'Dockerfile*' | while read file; do cat $file; echo ''; done | grep -e FROM | cut -d ' ' -f 2 | sed $'s/[^[:print:]\t]//g' | sort -u | xargs -n1 docker pull
 # Calculate total docker images size
 docker images --format {{.ID}} | xargs -n1 docker inspect | jq '.[0]["Size"]' | paste -sd + | bc | format_bytes_str
 ```
@@ -35,7 +57,7 @@ docker images --format {{.ID}} | xargs -n1 docker inspect | jq '.[0]["Size"]' |
 
 ```R
 my_packages = as.data.frame(installed.packages()[, c(1, 3:4)])
-my_packages = my_packages[my_packages$Priority != "base",]
+my_packages = my_packages[my_packages$Priority != 'base',]
 for(lib in .libPaths()) lapply(my_packages$Package, remove.packages, lib = lib)
 ```
 
@@ -43,8 +65,8 @@ for(lib in .libPaths()) lapply(my_packages$Package, remove.packages, lib = lib)
 
 ```sh
 # Generate a SSH key pair
-ssh-keygen -t rsa -b 4096 -o -a 100 -C "email@example.com" -f ~/.ssh/$KEY_NAME
+ssh-keygen -t rsa -b 4096 -o -a 100 -C 'email@example.com' -f ~/.ssh/$KEY_NAME
-ssh-keygen -t ed25519 -a 100 -C "email@example.com" -f ~/.ssh/$KEY_NAME
+ssh-keygen -t ed25519 -a 100 -C 'email@example.com' -f ~/.ssh/$KEY_NAME
 # Copy the public key to clipboard
 cat ~/.ssh/$KEY_NAME.pub | xclip
 # Paste the contents into a new SSH key holder in https://github.com/settings/keys
@@ -54,7 +76,7 @@ ssh -T git@github.com
 git remote set-url origin git@github.com:username/your-repository.git
 # Add key to SSH config file (~/.ssh/config)
 echo -e "\n\nHost github.com\n\tIdentityFile ~/.ssh/$KEY_NAME" >> ~/.ssh/config
-cat KEY_FILE | ssh REMOTE "cat >> ~/.ssh/authorized_keys"
+cat KEY_FILE | ssh REMOTE 'cat >> ~/.ssh/authorized_keys'
 ```
 
 ## Font ligature test
@@ -82,7 +104,7 @@ qemu-system-x86_64 $DISK_NAME.img \
 	-name $VM_NAME &
 ```
 
-## Share internet between two linux interfaces using connman
+## Share internet between two Linux interfaces using connman
 
 ### IP Host (eth1 has internet, eth0 is remote)
 
@@ -115,7 +137,7 @@ config <eth0> --ipv4 manual 192.168.137.2 255.255.255.0 192.168.137.1 --nameserv
 
 ### Prerequisites
 
-In Windows you must have _Adobe Digital Editions_ and _Calibre_ using Chocolatey
+On Windows, you must have _Adobe Digital Editions_ and _Calibre_ using Chocolatey
 
 ```sh
 choco install -y adobedigitaleditions calibre
@@ -125,11 +147,11 @@ choco install -y adobedigitaleditions calibre
 
 - Download the DeDRM plugin on [GitHub](https://github.com/noDRM/DeDRM_tools).
 - Extract the plugin archive
-- Install the plugin in Calibre -> Preferences -> Plugins -> Add from file
+- Install the plugin in Calibre → Preferences → Plugins → Add from file
 
-### Getting the DRM-free pdf
+### Getting the DRM-free PDF
 
-- Open the pdf using _Adobe Digital Editions_
+- Open the PDF using _Adobe Digital Editions_
 - Navigate to C:/Users/\<USER\>/My\ Digital\ Editions
 - Add the PDF to calibre
 - The DRM free PDF is available at C:/Users/\<USER\>/Calibre\ Library
@@ -157,7 +179,7 @@ rm $BLOCK_PATH
 xzcat $IMG_FILE | dd of=/dev/$DEVICE bs=64k oflag=dsync status=progress
 ```
 
-## Raise linux open files limits
+## Raise Linux open files limits
 
 In the file /etc/security/limits.conf add this :
 
@@ -189,3 +211,9 @@ openssl req -x509 -newkey rsa:4096 -keyout key.pem -out cert.pem -sha256 -days 3
 ```sh
 openssl req -x509 -newkey rsa:4096 -keyout key.pem -out cert.pem -sha256 -days 3650 -nodes -subj '/C=XX/ST=StateName/L=CityName/O=CompanyName/OU=CompanySectionName/CN=CommonNameOrHostname'
 ```
+
+## Bind to port 80 or 443
+
+[Is there a way for non-root processes to bind to "privileged" ports on Linux?](https://stackoverflow.com/questions/413807/is-there-a-way-for-non-root-processes-to-bind-to-privileged-ports-on-linux)
+
+[Allow non-root process to bind to port 80 and 443?](https://superuser.com/questions/710253/allow-non-root-process-to-bind-to-port-80-and-443)

colours

@@ -1,33 +0,0 @@
-#!/usr/bin/env bash
-
-# Print out escape sequences usable for coloured text on tty.
-printf 'Colour escapes are %s\n' '\e[${value};...;${value}m'
-printf 'Values 30..37 are \e[33mforeground colours\e[m\n'
-printf 'Values 40..47 are \e[43mbackground colours\e[m\n'
-printf 'Value  1 gives a  \e[1mbold look\e[m\n'
-printf 'Value  2 gives a  \e[2mdim look\e[m\n'
-printf 'Value  3 gives a  \e[3mitalic look\e[m\n'
-printf 'Value  4 gives a  \e[4munderlined look\e[m\n'
-printf 'Value  5 gives a  \e[5mblinking look\e[m\n\n'
-
-# foreground colours
-for fgc in {30..37}; do
-	# background colours
-	for bgc in {40..47}; do
-		fgc=${fgc#37} # white
-		bgc=${bgc#40} # black
-
-		vals="${fgc:+$fgc;}${bgc}"
-		vals=${vals%%;}
-
-		seq0="${vals:+\e[${vals}m}"
-		printf " %-9s" "${seq0:-(default)}"
-		echo -e -n " ${seq0}TEXT\e[m"
-		echo -e -n " \e[${vals:+${vals+$vals;}}1mBOLD\e[m"
-		echo -e -n " \e[${vals:+${vals+$vals;}}2mDIM\e[m"
-		echo -e -n " \e[${vals:+${vals+$vals;}}3mITA\e[m"
-		echo -e -n " \e[${vals:+${vals+$vals;}}4mUND\e[m"
-		echo -e -n " \e[${vals:+${vals+$vals;}}5mBLI\e[m"
-	done
-	echo; echo
-done

colours.sh

@@ -0,0 +1,75 @@
+#!/usr/bin/env bash
+
+# Print out escape sequences usable for coloured text on tty.
+# shellcheck disable=2016
+printf 'Colour escapes are %s\n' '\e[${value};...;${value}m'
+printf 'Values 30..37 are \e[33mforeground colours\e[m\n'
+printf 'Values 40..47 are \e[43mbackground colours\e[m\n'
+printf 'Value  1 gives a  \e[1mbold look\e[m\n'
+printf 'Value  2 gives a  \e[2mdim look\e[m\n'
+printf 'Value  3 gives a  \e[3mitalic look\e[m\n'
+printf 'Value  4 gives a  \e[4munderlined look\e[m\n'
+printf 'Value  5 gives a  \e[5mblinking look\e[m\n\n'
+
+# foreground colours
+for fgc in {30..37}; do
+	# background colours
+	for bgc in {40..47}; do
+		fgc=${fgc#37} # white
+		bgc=${bgc#40} # black
+
+		vals="${fgc:+$fgc};${bgc}"
+		vals=${vals%%;}
+
+		seq0="${vals:+\e[${vals}m}"
+		printf " %-9s" "${seq0:-(default)}"
+		echo -en " ${seq0}TEXT\e[m"
+		echo -en " \e[${vals:+${vals+$vals}};1mBOLD\e[m"
+		echo -en " \e[${vals:+${vals+$vals}};2mDIM\e[m"
+		echo -en " \e[${vals:+${vals+$vals}};3mITA\e[m"
+		echo -en " \e[${vals:+${vals+$vals}};4mUND\e[m"
+		echo -en " \e[${vals:+${vals+$vals}};5mBLI\e[m"
+	done
+	echo; echo
+done
+
+rainbowColor() {
+	local h=$(($1 / 43))
+	local f=$(($1 - 43 * h))
+	local t=$((f * 255 / 43))
+	local q=$((255 - t))
+
+	if [ $h -eq 0 ]
+	then
+		echo "255 $t 0"
+	elif [ $h -eq 1 ]
+	then
+		echo "$q 255 0"
+	elif [ $h -eq 2 ]
+	then
+		echo "0 255 $t"
+	elif [ $h -eq 3 ]
+	then
+		echo "0 $q 255"
+	elif [ $h -eq 4 ]
+	then
+		echo "$t 0 255"
+	elif [ $h -eq 5 ]
+	then
+		echo "255 0 $q"
+	else
+		# execution should never reach here
+		echo '0 0 0'
+	fi
+}
+
+rf(){ echo "$1" 0 0; }; gf(){ echo 0 "$1" 0; }; bf(){ echo 0 0 "$1"; }
+for f in rf gf bf rainbowColor; do
+	for s in "$(seq 0 127)" "$(seq 255 -1 128)"; do
+		for i in $s; do
+			# shellcheck disable=2183,2046
+			printf '\x1b[48;2;%s;%s;%sm ' $($f "$i")
+		done
+		echo -en "\x1b[0m\n"
+	done
+done

docker_build

@@ -0,0 +1,65 @@
+#!/bin/sh
+
+repeat_char(){
+	end="$1"
+	for _ in $(seq 1 "$end") ; do
+		printf '%s' "$2";
+	done
+}
+
+header(){
+	env printf "┌$(repeat_char 40 ─)┐\n"
+	env printf '│ %-38s │\n' "$1"
+	env printf "└$(repeat_char 40 '─')┘\n"
+}
+
+base_images_cache=''
+
+pull_base_images(){
+	base_images=$(echo "$1" | sed 's/ /\n/g' | rg -v "^($(printf '%s' "$base_images_cache" | sed -s 's/ /\|/g'))$" | paste -sd ' ')
+	# echo "BASE: $base_images"
+	# echo "CACHE: $base_images_cache"
+	if [ -n "$base_images" ]; then
+		base_images_cache="$base_images_cache $base_images"
+		echo 'Downloading base images'
+		echo "$base_images" | xargs -n1 docker pull
+	fi
+}
+
+build(){
+	[ ! -d "$1" ] && return 0
+	header "$(basename "$1")"
+	pull_base_images "$(fd Dockerfile "$1" -x rg FROM | cut -d ' ' -f 2 | sort | uniq | paste -sd ' ')"
+	echo 'Building...'
+	if [ -z "$2" ]; then
+		(cd "$1" && docker compose pull)
+		(cd "$1" && docker compose build)
+	else
+		(cd "$1" && docker compose build "$2")
+	fi
+}
+
+if ! rc-service docker status > /dev/null; then
+	echo 'Docker is not started, exiting'
+	return 1
+fi
+
+build /home/_aspil0w/git/3d-playground
+build /home/_aspil0w/git/CoverLetter
+build /home/_aspil0w/git/CurriculumVitae
+build /home/_aspil0w/git/dotfiles
+build /home/_aspil0w/git/ESP32Manager
+build /home/_aspil0w/git/haskell_playground
+build /home/_aspil0w/git/IntershipReport
+build /home/_aspil0w/git/notebook
+build /home/_aspil0w/git/portfolio no_ssl
+build /home/_aspil0w/git/portfolio_ivo no-ssl
+build /home/_aspil0w/git/SimpleGradientDescent
+build /home/_aspil0w/git/sorting_algorithms
+build /home/_aspil0w/git/VariationalAutoEncoder
+build /home/_aspil0w/git/ViolaJones
+build /home/_aspil0w/git/wgan-gp
+build /home/_aspil0w/git/WGAN-GP_Pytorch
+build /home/_aspil0w/git/workspace/Data\ analysis/Speed\ dating\ experiment
+build /home/_aspil0w/git/workspace/Miage/M2/Implementation\ de\ l\'IA
+build /usr/local/src/Ventoy

protondb.sh

@@ -0,0 +1,38 @@
+#!/bin/sh
+
+set -e
+
+echo 'Creating temporary working directory...'
+rm -rf /tmp/proton-ge-custom
+mkdir /tmp/proton-ge-custom
+cd /tmp/proton-ge-custom
+
+echo 'Creating Steam directory if it does not exist...'
+mkdir -p ~/.steam/root/compatibilitytools.d
+
+echo 'Getting ProtonGE metadata'
+METADATA=$(curl -s https://api.github.com/repos/GloriousEggroll/proton-ge-custom/releases/latest | grep browser_download_url | cut -d\" -f4)
+test -n "$METADATA"
+# If result is not empty, continue
+
+echo 'Fetching tarball URL...'
+TARBALL_URL=$(echo "$METADATA" | grep .tar.gz)
+TARBALL_NAME=$(basename "$TARBALL_URL")
+VERSION_NAME=$(echo "$TARBALL_NAME" | sed 's/.tar.gz//')
+test -d ~/.steam/root/compatibilitytools.d/"$VERSION_NAME" && echo "Version $VERSION_NAME already present, aborting" && exit 0
+echo "Downloading tarball: $TARBALL_NAME..."
+curl -# -L "$TARBALL_URL" -o "$TARBALL_NAME" --no-progress-meter
+
+echo 'Fetching checksum URL...'
+CHECKSUM_URL=$(echo "$METADATA" | grep .sha512sum)
+CHECKSUM_NAME=$(basename "$CHECKSUM_URL")
+echo "Downloading checksum: $CHECKSUM_NAME..."
+curl -# -L "$CHECKSUM_URL" -o "$CHECKSUM_NAME" --no-progress-meter
+
+echo "Verifying tarball $TARBALL_NAME with checksum $CHECKSUM_NAME..."
+sha512sum -c "$CHECKSUM_NAME"
+# If result is ok, continue
+
+echo "Extracting $TARBALL_NAME to Steam directory..."
+tar -xf "$TARBALL_NAME" -C ~/.steam/root/compatibilitytools.d/
+echo 'All done :)'

pull.sh

@@ -12,23 +12,12 @@ cd ..
 for d in *; do
 	cd "$d" || continue
 
-	#PULL_LOG=$(script -q /dev/null -c 'git pull')
+	PULL_LOG=$(script -q /dev/null -c 'git pull')
-	#if [ "$PULL_LOG" != "$(env printf 'Already up to date.\r\n')" ]; then
+	if [ "$PULL_LOG" != "$(env printf 'Already up to date.\r\n')" ]; then
-	#	env printf "┌$(__r__ 40 ─)┐\n"
-	#	env printf "│ %-38s │\n" "$d"
-	#	env printf "└$(__r__ 40 '─')┘\n"
-	#	echo "$PULL_LOG"
-	#fi
-
-	# git gc
-	# git clean -fx
-
-	STATUS_LOG=$(script -q /dev/null -c 'git status -s')
-	if [ -n "$STATUS_LOG" ]; then
 		env printf "┌$(__r__ 40 ─)┐\n"
 		env printf "│ %-38s │\n" "$d"
 		env printf "└$(__r__ 40 '─')┘\n"
-		echo "$STATUS_LOG"
+		echo "$PULL_LOG"
 	fi
 
 	cd ..

setup_unreal.sh

@@ -0,0 +1,13 @@
+#!/bin/sh
+
+set -e
+
+test -z "$REPO_PATH" && REPO_PATH="$HOME"/git
+
+git clone git@github.com:EpicGames/UnrealEngine.git -b release --depth 1 "$REPO_PATH"/UnrealEngine
+cd "$REPO_PATH"/UnrealEngine
+./Setup.sh
+./GenerateProjectFiles.sh
+make
+cd Engine/Binaries/Linux
+./UnrealEditor

status.sh

@@ -0,0 +1,24 @@
+#!/bin/sh
+
+__r__(){
+	end="$1"
+	for _ in $(seq 1 "$end"); do
+		printf '%s' "$2";
+	done
+}
+
+cd ..
+
+for d in *; do
+	cd "$d" || continue
+
+	STATUS_LOG=$(script -q /dev/null -c 'git status -s')
+	if [ -n "$STATUS_LOG" ]; then
+		env printf "┌$(__r__ 40 ─)┐\n"
+		env printf "│ %-38s │\n" "$d"
+		env printf "└$(__r__ 40 '─')┘\n"
+		echo "$STATUS_LOG"
+	fi
+
+	cd ..
+done

update_req.sh

@@ -0,0 +1,31 @@
+#!/bin/sh
+
+set -e
+
+repeat_char(){
+	end="$1"
+	for _ in $(seq 1 "$end") ; do
+		printf '%s' "$2";
+	done
+}
+
+header(){
+	env printf "┌$(repeat_char 150 ─)┐\n"
+	env printf '│ %-148s │\n' "$1"
+	env printf "└$(repeat_char 150 '─')┘\n"
+}
+
+VENV_PATH='./.venv'
+
+python -m venv --upgrade-deps "$VENV_PATH"
+# shellcheck disable=1091
+if [ -f "$VENV_PATH"/Scripts/activate ]; then . "$VENV_PATH"/Scripts/activate
+elif [ -f "$VENV_PATH"/bin/activate ]; then . "$VENV_PATH"/bin/activate
+else exit 1; fi
+pip install --disable-pip-version pur
+fd requirements.txt ~ | while read -r filename; do
+	header "$(realpath "$filename" | sed "s,$HOME,~,")"
+	pur -r "$filename"
+done
+deactivate
+rm -rf "$VENV_PATH"