Docker installation

installer.sh

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+#!/bin/bash
+
+################################################################
+# Color Aliases                                                #
+################################################################
+# Reset
+Off='\033[0m' # Text Reset
+
+# Regular Colors
+Black='\033[0;30m'  # Black
+Red='\033[0;31m'    # Red
+Green='\033[0;32m'  # Green
+Yellow='\033[0;33m' # Yellow
+Blue='\033[0;34m'   # Blue
+Purple='\033[0;35m' # Purple
+Cyan='\033[0;36m'   # Cyan
+White='\033[0;37m'  # White
+
+# Bold
+BBlack='\033[1;30m'  # Black
+BRed='\033[1;31m'    # Red
+BGreen='\033[1;32m'  # Green
+BYellow='\033[1;33m' # Yellow
+BBlue='\033[1;34m'   # Blue
+BPurple='\033[1;35m' # Purple
+BCyan='\033[1;36m'   # Cyan
+BWhite='\033[1;37m'  # White
+
+# Underline
+UBlack='\033[4;30m'  # Black
+URed='\033[4;31m'    # Red
+UGreen='\033[4;32m'  # Green
+UYellow='\033[4;33m' # Yellow
+UBlue='\033[4;34m'   # Blue
+UPurple='\033[4;35m' # Purple
+UCyan='\033[4;36m'   # Cyan
+UWhite='\033[4;37m'  # White
+
+# Background
+On_Black='\033[40m'  # Black
+On_Red='\033[41m'    # Red
+On_Green='\033[42m'  # Green
+On_Yellow='\033[43m' # Yellow
+On_Blue='\033[44m'   # Blue
+On_Purple='\033[45m' # Purple
+On_Cyan='\033[46m'   # Cyan
+On_White='\033[47m'  # White
+
+OkBullet="${OnBlack}${Green}:: ${White}"
+WarnBullet="${OnBlack}${Yellow}:: ${White}"
+ErrBullet="${OnBlack}${Red}:: ${White}"
+Done="${OnBlack}${White} done.${Off}"
+Fail="${OnBlack}${Red} failed!${Off}"
+
+################################################################
+# Constants                                                    #
+################################################################
+VERSION="v0.1.0"
+XMRSH_DIR="/opt/xmr.sh"
+XMRSH_LOG_FILE="/tmp/xmr.sh-$(date +%Y%m%d-%H%M%S).log"
+
+################################################################
+# Functions                                                    #
+################################################################
+
+header() {
+    echo -e "${OnBlack}${Red}                         _     "
+    echo -e "__  ___ __ ___  _ __ ___| |__  "
+    echo -e "\ \/ / '_ ' _ \| '__/ __| '_ \ "
+    echo -e " >  <| | | | | | | _\__ \ | | |"
+    echo -e "/_/\_\_| |_| |_|_|(_)___/_| |_|"
+    echo -e "                 Version ${VERSION}${Off}\n"
+}
+
+detect_root() { (
+    set -e
+    echo -ne "${OkBullet}Checking root... ${Off}"
+    if [[ $EUID -ne 0 ]]; then
+        echo -e "${Fail}"
+        echo -e "${ErrBullet}You need to run this script as root (UID=0).${Off}"
+        exit 1
+    fi
+    echo -e "${Done}"
+); }
+
+detect_docker() { (
+    set -e
+    which docker >/dev/null 2>&1
+    if [ $? -eq 0 ]; then
+        docker --version | grep "Docker version" >${XMRSH_LOG_FILE} 2>&1
+        if [ $? -eq 0 ]; then
+            echo "Docker installation exists!"
+        else
+            echo "install docker"
+        fi
+    else
+        echo "install docker" >&2
+    fi
+); }
+
+# Detect Docker Compose
+detect_docker_compose() {
+    docker compose version >/dev/null 2>&1
+    if [ $? -eq 0 ]; then
+        docker --version | grep "Docker version" >/dev/null 2>&1
+        if [ $? -eq 0 ]; then
+            echo "Docker installation exists!"
+        else
+            echo "install docker"
+        fi
+    else
+        echo "install docker" >&2
+    fi
+}
+
+install_docker() { (
+    set -e
+    echo -ne "${OkBullet}Installing docker... ${Off}"
+    # Install docker
+    curl -fsSL https://get.docker.com -o - | bash 2>&1
+    echo -e "${Done}"
+); }
+header
+detect_root
+detect_docker
+
+exit 0