Merge branch 'master' of git.axenov.dev:anthony/shell

README.md

@@ -85,6 +85,9 @@ where:
 * https://lug.fh-swf.de/vim/vim-bash/StyleGuideShell.en.pdf
 * https://www.thegeekstuff.com/2010/06/bash-array-tutorial/
 * https://www.distributednetworks.com/linux-network-admin/module4/ephemeral-reserved-portNumbers.php
+* https://github.com/community-scripts/ProxmoxVE/tree/main/install
+* https://github.com/community-scripts/ProxmoxVE/tree/main/misc
+* https://faculty.cs.niu.edu/~hutchins/csci480/signals.htm
 
 ## License
 

helpers/basic.sh

@@ -5,6 +5,34 @@ source $( dirname $(readlink -e -- "${BASH_SOURCE}"))/io.sh || exit 255
 # Little handy helpers for scripting
 ########################################################
 
+is_bash() {
+    [[ "$(basename "$SHELL")" != "bash" ]]
+}
+
+is_sourced() {
+    [[ "${BASH_SOURCE[0]}" != "$0" ]]
+}
+
+is_root() {
+    [[ "$(id -u)" -ne 0 || $(ps -o comm= -p $PPID) == "sudo" ]]
+}
+
+get_os() {
+    case "$(uname -s)" in
+        Linux*) echo Linux ;;
+        Darwin*) echo Macos ;;
+        CYGWIN*) echo Cygwin ;;
+        MINGW*) echo MinGw ;;
+        MSYS_NT*) echo Git ;;
+        *) return 1 ;;
+    esac
+}
+
+get_os_id() {
+    [ -f /etc/os-release ] && source /etc/os-release
+    echo "$ID"
+}
+
 # convert relative path $1 to full one
 abspath() {
     echo $(realpath -q "${1/#\~/$HOME}")
@@ -93,3 +121,7 @@ is_int() {
 is_number() {
     [[ "$1" =~ ^[0-9]+([.,][0-9]+)?$ ]]
 }
+
+trim() {
+    echo "$1" | xargs
+}

helpers/docker.sh

@@ -46,3 +46,34 @@ docker.exec() {
     debug "Команда: $cmd"
     $cmd
 }
+
+# Выводит информацию о контейнере
+docker.inspect() {
+    cmd="docker inspect $*"
+    debug "Команда: $cmd"
+    $cmd 2>/dev/null
+}
+
+docker.ip() { # not finished
+    if [ "$1" ]; then
+        if [ "$1" = "-a" ]; then
+            docker ps -aq \
+            | xargs -n 1 docker inspect --format '{{.Name}}{{range .NetworkSettings.Networks}} {{.IPAddress}}{{end}}' \
+            | sed -e 's#^/##' \
+            | column -t
+        elif [ "$1" = "-c" ]; then
+            docker-compose ps -q \
+            | xargs -n 1 docker inspect --format '{{.Name}}{{range .NetworkSettings.Networks}} {{.IPAddress}}{{end}}' \
+            | sed -e 's#^/##' \
+            | column -t
+        else
+            docker inspect --format '{{range .NetworkSettings.Networks}}{{.IPAddress}}{{end}}' "$1"
+            docker port "$1"
+        fi
+    else
+        docker ps -q \
+        | xargs -n 1 docker inspect --format '{{.Name}}{{range .NetworkSettings.Networks}} {{.IPAddress}}{{end}}' \
+        | sed -e 's#^/##' \
+        | column -t
+    fi
+}

helpers/help.sh

@@ -0,0 +1,28 @@
+#!/usr/bin/env bash
+#TODO source basic.sh
+#TODO source args-parser/args.sh
+
+########################################################
+# Help functions
+########################################################
+
+process_help_arg() {
+    command="${FUNCNAME[1]}"
+    need_help=$(arg help 1)
+    [[ "$need_help" -eq 0 ]] && need_help=$(argl help 1)
+    [[ "$need_help" -eq 1 ]] && help "$command"
+}
+
+help() {
+    is_function "help.$1" && help."$1" && exit
+    echo "Main help message"
+}
+
+help.example() {
+    echo "Example help message"
+}
+
+example() {
+    process_help_arg
+    echo "Example command"
+}

helpers/io.sh

@@ -76,9 +76,14 @@ ask() {
 }
 
 print() {
+    # if [ -n "$SPINNER_PID" ] && ps -p $SPINNER_PID > /dev/null; then kill $SPINNER_PID > /dev/null; fi
     echo -e "$*${FRESET}"
 }
 
+link() {
+    echo -e "\e]8;;$2\a$1\e]8;;\a"
+}
+
 debug() {
     if [ "$2" ]; then
         print "${FDIM}${FBOLD}${FRESET}${FDIM}$(now)${IDEBUG} ${FUNCNAME[1]:-?}():${BASH_LINENO:-?}\t$1 " >&2
@@ -141,20 +146,53 @@ die() {
     exit ${2:-255}
 }
 
-var='test var_dump'
+# var='test var_dump'
-var_dump var
+# var_dump var
-debug 'test debug'
+# debug 'test debug'
-verbose 'test verbose'
+# verbose 'test verbose'
-info 'test info'
+# info 'test info'
-note 'test note'
+# note 'test note'
-success 'test success'
+# success 'test success'
-warn 'test warn'
+# warn 'test warn'
-error 'test error'
+# error 'test error'
-fatal 'test fatal'
+# fatal 'test fatal'
-die 'test die'
+# die 'test die'
 
 # experiments ==============================================================================
 
+# spinner() {
+#     local frames=('⠋' '⠙' '⠹' '⠸' '⠼' '⠴' '⠦' '⠧' '⠇' '⠏')
+#     local spin_i=0
+#     local interval=0.1
+#     printf "\e[?25l"
+
+#     local color="${FGREEN}"
+
+#     while true; do
+#     printf "\r ${color}%s${CL}" "${frames[spin_i]}"
+#     spin_i=$(( (spin_i + 1) % ${#frames[@]} ))
+#     sleep "$interval"
+#     done
+# }
+
+# echo "lorem ipsum dolor sit amet"
+# spinner &
+# SPINNER_PID=$!
+
+
+
+
+
+
+
+
+
+
+
+
+# ===========
+
+
 # https://unix.stackexchange.com/a/269085
 # https://en.wikipedia.org/wiki/ANSI_escape_code#8-bit
 # https://linuxcommand.org/lc3_adv_tput.php

helpers/misc.sh

@@ -6,10 +6,10 @@
 
 # https://askubuntu.com/a/30414
 is_full_screen() {
-    local WINDOW=$(echo $(xwininfo -id $(xdotool getactivewindow) -stats | \
+    local WINDOW=$(xwininfo -id "$(xdotool getactivewindow)" -stats \
-            egrep '(Width|Height):' | \
+                    | grep -E '(Width|Height):' \
-            awk '{print $NF}') | \
+                    | awk '{print $NF}' \
-            sed -e 's/ /x/')
+                    | sed -e 's/ /x/')
     local SCREEN=$(xdpyinfo | grep -m1 dimensions | awk '{print $2}')
     if [ "$WINDOW" = "$SCREEN" ]; then
         return 0
@@ -17,19 +17,6 @@ is_full_screen() {
     return 1
 }
 
-curltime() {
-    curl -w @- -o /dev/null -s "$@" <<'EOF'
-    time_namelookup: %{time_namelookup} sec\n
-       time_connect: %{time_connect} sec\n
-    time_appconnect: %{time_appconnect} sec\n
-   time_pretransfer: %{time_pretransfer} sec\n
-      time_redirect: %{time_redirect} sec\n
- time_starttransfer: %{time_starttransfer} sec\n
-                     ---------------\n
-         time_total: %{time_total} sec\n
-EOF
-}
-
 ytm() {
     youtube-dl \
         --extract-audio \
@@ -38,29 +25,5 @@ ytm() {
         --format bestaudio \
         --write-info-json \
         --output "$HOME/Downloads/ytm/%(playlist_title)s/%(channel)s - %(title)s.%(ext)s" \
-        $*
+        "$@"
-}
-
-docker.ip() { # not finished
-    if [ "$1" ]; then
-        if [ "$1" = "-a" ]; then
-            docker ps -aq \
-            | xargs -n 1 docker inspect --format '{{.Name}}{{range .NetworkSettings.Networks}} {{.IPAddress}}{{end}}' \
-            | sed -e 's#^/##' \
-            | column -t
-        elif [ "$1" = "-c" ]; then
-            docker-compose ps -q \
-            | xargs -n 1 docker inspect --format '{{.Name}}{{range .NetworkSettings.Networks}} {{.IPAddress}}{{end}}' \
-            | sed -e 's#^/##' \
-            | column -t
-        else
-            docker inspect --format '{{range .NetworkSettings.Networks}}{{.IPAddress}}{{end}}' "$1"
-            docker port "$1"
-        fi
-    else
-        docker ps -q \
-        | xargs -n 1 docker inspect --format '{{.Name}}{{range .NetworkSettings.Networks}} {{.IPAddress}}{{end}}' \
-        | sed -e 's#^/##' \
-        | column -t
-    fi
 }

helpers/net.sh

@@ -0,0 +1,51 @@
+#!/usr/bin/env bash
+
+########################################################
+# Networking functions
+########################################################
+
+get_current_ip() {
+    local CURRENT_IP
+    [ -f /etc/os-release ] && source /etc/os-release
+    case "$ID" in
+        debian|ubuntu) CURRENT_IP=$(hostname -I | awk '{print $1}') ;;
+        alpine) CURRENT_IP=$(ip -4 addr show eth0 | awk '/inet / {print $2}' | cut -d/ -f1 | head -n 1) ;;
+        *) CURRENT_IP="Unknown" ;;
+    esac
+    echo "$CURRENT_IP"
+}
+
+get_external_ip() {
+    local ip="$(curl -s https://api.myip.com | jq .ip)"
+    echo "$ip" | tr -d '"'
+}
+
+is_valid_ipv4() {
+    local ip="$1"
+    local regex="^([0-9]{1,3}\.){3}[0-9]{1,3}$"
+
+    if [[ $ip =~ $regex ]]; then
+        IFS='.' read -r -a parts <<< "$ip"
+        for part in "${parts[@]}"; do
+            if ! [[ $part =~ ^[0-9]+$ ]] || ((part < 0 || part > 255)); then
+                return 1
+            fi
+        done
+        return 0
+    fi
+    return 1
+}
+
+curltime() {
+    curl -w @- -o /dev/null -s "$@" <<'EOF'
+    time_namelookup: %{time_namelookup} sec\n
+       time_connect: %{time_connect} sec\n
+    time_appconnect: %{time_appconnect} sec\n
+   time_pretransfer: %{time_pretransfer} sec\n
+      time_redirect: %{time_redirect} sec\n
+ time_starttransfer: %{time_starttransfer} sec\n
+                     ---------------\n
+         time_total: %{time_total} sec\n
+EOF
+}
+

helpers/notif.sh

@@ -0,0 +1,63 @@
+#!/usr/bin/env bash
+
+########################################################
+# Notifications
+########################################################
+
+TITLE="$0"
+NTFY_CHANNEL="example"
+
+# отправляет простую нотификацию
+ntfy_info() {
+    require ntfy
+    ntfy send \
+        --title "$TITLE" \
+        --message "$1" \
+        --priority 1 \
+        "$NTFY_CHANNEL"
+}
+
+# отправляет нотификацию с предупреждением
+ntfy_warn() {
+    require ntfy
+    ntfy send \
+        --title "$TITLE" \
+        --tags "warning" \
+        --message "$1" \
+        --priority 5 \
+        "$NTFY_CHANNEL"
+}
+
+
+notify () {
+    if ! installed "notify-send"; then
+        warning "Notifications toggled on, but 'notify-send' is not installed!"
+        return 1
+    fi
+    [ -n "$1" ] && local title="$1"
+    local text="$2"
+    local level="$3"
+    local icon="$4"
+    case "$level" in
+        critical) local timeout=0 ;;
+        low) local timeout=5000 ;;
+        *) local timeout=10000 ;;
+    esac
+    debug "$title / $text / $level / $icon / $timeout"
+    notify-send "$title" "$text" -a "$0" -u "$level" -i "$icon" -t $timeout
+}
+
+# TODO: docblock
+notify_error() {
+    notify "Error" "$1" "critical" "dialog-error"
+}
+
+# TODO: docblock
+notify_warning() {
+    notify "Warning" "$1" "normal" "dialog-warning"
+}
+
+# TODO: docblock
+notify_info() {
+    notify "" "$1" "low" "dialog-information"
+}

helpers/traps.sh

@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+#TODO source basic.sh
+#TODO source args-parser/args.sh
+
+########################################################
+# Trap usage examples
+########################################################
+
+# for sig in SIGHUP SIGINT SIGQUIT SIGABRT SIGKILL SIGTERM SIGTSTP; do
+#     # shellcheck disable=SC2064
+#     trap "set +x && echo && echo && echo '*** Прервано сигналом $sig, остановка ***' && exit" $sig
+# done
+
+for sig in SIGHUP SIGINT SIGQUIT SIGABRT SIGKILL SIGTERM SIGTSTP; do
+    trap "myfunc" $sig
+done
+
+myfunc() {
+    echo "trapped!"
+    exit
+}

install/clamav

@@ -0,0 +1,6 @@
+#!/usr/bin/env bash
+##makedesc: ClamAV (WIP)
+
+sudo apt install clamav -y && \
+	echo "DatabaseMirror packages.microsoft.com/clamav" | sudo tee -a /etc/clamav/freshclam.conf && \
+	sudo freshclam

tools/docker-volume-snapshot.sh

@@ -0,0 +1,47 @@
+#!/usr/bin/env bash
+# Original filename: docker-volume-snapshot
+# Author: Juned Khatri
+# License: MIT
+# Repo: https://github.com/junedkhatri31/docker-volume-snapshot
+
+set -e -o pipefail
+
+programname=`basename "$0"`
+
+display_usage() {
+    echo "usage: $programname (create|restore) source destination"
+    echo "  create         create snapshot file from docker volume"
+    echo "  restore        restore snapshot file to docker volume"
+    echo "  source         source path"
+    echo "  destination    destination path"
+    echo
+    echo "Tip: Supports tar's compression algorithms automatically"
+    echo "     based on the file extention, for example .tar.gz"
+    echo
+    echo "Examples:"
+    echo "docker-volume-snapshot create xyz_volume xyz_volume.tar"
+    echo "docker-volume-snapshot create xyz_volume xyz_volume.tar.gz"
+    echo "docker-volume-snapshot restore xyz_volume.tar xyz_volume"
+    echo "docker-volume-snapshot restore xyz_volume.tar.gz xyz_volume"
+}
+
+case "$1" in
+    "create")
+        if [[ -z "$2" || -z "$3" ]]; then display_usage; exit 1; fi
+        directory=`dirname "$3"`
+        if [ "$directory" == "." ]; then directory=$(pwd); fi
+        filename=`basename "$3"`
+        docker run --rm -v "$2:/source" -v "$directory:/dest" busybox tar cvaf "/dest/$filename" -C /source .
+        ;;
+    "restore")
+        if [[ -z "$2" || -z "$3" ]]; then display_usage; exit 1; fi
+        directory=`dirname "$2"`
+        if [ "$directory" == "." ]; then directory=$(pwd); fi
+        filename=`basename "$2"`
+        docker run --rm -v "$3:/dest" -v "$directory:/source" busybox tar xvf "/source/$filename" -C /dest
+        ;;
+    *)
+        display_usage
+        exit 1 # Command to come out of the program with status 1
+        ;;
+esac

tools/free-space.sh

@@ -3,46 +3,60 @@
 # https://gist.github.com/anthonyaxenov/02c00c965be4eb5bb163a153abdf4c2b
 # https://itsfoss.com/free-up-space-ubuntu-linux/
 
-df -h
+
-echo ""
+echo
+echo
+df -hx tmpfs
+echo
+
+echo
 echo "[1/5] Removing apt caches and unused packages"
-echo ""
+echo
 
 sudo apt autoremove --purge
 sudo apt autoclean
 sudo apt clean
 
-echo ""
+echo
-echo "[2/5] Removing old journalctl logs"
+echo "[2/5] Removing old system logs"
-echo ""
+echo
 
 sudo journalctl --vacuum-time=1d
 sudo rm -rf /var/log/journal/user-*@*
 sudo rm -rf /var/log/journal/system*@*
+sudo rm /var/log/{syslog,dmesg,btmp}.*
+sudo rm /var/log/{auth,dpkg,kern,alternatives,dmesg}.log.*
 
-echo ""
+echo
 echo "[3/5] Cleaning user trash and thumbnails"
-echo ""
+echo
 
 rm -rf ~/.local/share/Trash/files/*
 rm -rf ~/.cache/thumbnails/*
 
-echo ""
+echo
 echo "[4/5] Cleaning out dangling docker objects"
-echo ""
+echo
 
 docker system prune -f
 # docker system prune -af
 
-echo ""
+echo
 echo "[5/5] Removing disabled unused snaps"
-echo ""
+echo
 
-sudo snap list --all | awk '/disabled/{print $1, $3}' |
+sudo snap list --all \
-    while read snapname revision; do
+    | awk '/disabled/{print $1, $3}' \
-        sudo snap remove "$snapname" --revision="$revision"
+    | while read snapname revision; do
-    done
+            sudo snap remove "$snapname" --revision="$revision"
+        done
 
-echo ""
+
-echo ""
+
-df -h
+
+
+echo
+echo
+df -hx tmpfs
+echo
+echo

tools/ubuntu-lemp.sh

@@ -29,4 +29,5 @@ apt install -y \
     mariadb-server \
     mariadb-client \
     nginx \
-    certbot
+    certbot \
+    python3-certbot-nginx

tools/ubuntu-mediasrv.sh

@@ -41,13 +41,6 @@ sudo apt install -y \
     notify-osd \
     fonts-open-sans \
     libnotify-bin \
-    gnome-software \
-    gnome-software-plugin-flatpak \
-    gnome-software-plugin-snap \
-    terminator \
-    geoclue-2.0 \
-    redshift \
-    redshift-gtk \
     samba \
     dkms
 

tools/ubuntu-server.sh

@@ -0,0 +1,51 @@
+#!/usr/bin/env bash
+
+sudo apt install -y ca-certificates curl && \
+    sudo install -m 0755 -d /etc/apt/keyrings && \
+    sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc && \
+    sudo chmod a+r /etc/apt/keyrings/docker.asc && \
+    source /etc/os-release && \
+    echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu \
+        $(. /etc/os-release && echo "${UBUNTU_CODENAME:-$VERSION_CODENAME}") stable" | \
+        sudo tee /etc/apt/sources.list.d/docker.list > /dev/null && \
+    sudo apt update && \
+    sudo apt upgrade -y --autoremove && \
+    sudo apt install -y \
+        apt-transport-https \
+        build-essential \
+        ca-certificates \
+        git \
+        cmake \
+        curl \
+        dialog \
+        gettext \
+        gnupg \
+        htop \
+        libcurl4-gnutls-dev \
+        libexpat1-dev \
+        libghc-zlib-dev \
+        libssl-dev \
+        lsb-release \
+        make \
+        mc \
+        meld \
+        nano \
+        neofetch \
+        net-tools \
+        nmap \
+        p7zip-full \
+        unzip \
+        ffmpeg \
+        inotify-tools \
+        notify-osd \
+        fonts-open-sans \
+        libnotify-bin \
+        tree \
+        nginx \
+        certbot \
+        python3-certbot-nginx \
+        docker-ce \
+        docker-ce-cli \
+        containerd.io \
+        docker-buildx-plugin \
+        docker-compose-plugin