docker-install.sh

docker-install.sh

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+#!/bin/bash
+
+# Function to check the OS type and print the message
+checkAndPrintOSType() {
+    if [ -f /etc/os-release ]; then
+        source /etc/os-release
+        if [ "$ID" == "ubuntu" ]; then
+            if [ "$VERSION_ID" == "20.04" ]; then
+                echo "Installed OS is Ubuntu 20.04."
+            elif [ "$VERSION_ID" == "22.04" ]; then
+                echo "Installed OS is Ubuntu 22.04."
+            else
+                echo "Installed OS is Ubuntu, but version is not 20.04 or 22.04."
+            fi
+        elif [ "$ID" == "debian" ]; then
+            echo "Installed OS is Debian."
+        elif [ "$ID" == "centos" ]; then
+            echo "Installed OS is CentOS."
+        elif [ "$ID" == "fedora" ]; then
+            echo "Installed OS is Fedora."
+        elif [ "$ID" == "amzn" ] || [ "$ID" == "amzn2" ]; then
+            echo "Installed OS is Amazon Linux."
+        elif [ "$ID" == "opensuse" ]; then
+            echo "Installed OS is OpenSUSE."
+        else
+            echo "Unknown OS."
+        fi
+    else
+        echo "OS release file not found."
+    fi
+}
+
+checkDockerInstalled() {
+    if ! command -v docker &>/dev/null; then
+        echo "Docker is not installed."
+        return 1
+    else
+        echo "Docker is already installed."
+        return 0
+    fi
+}
+
+# Function to install Docker
+installDocker(){
+    if ! checkDockerInstalled; then
+        echo "##############################################################################################################################"
+        echo "Docker is an open platform for developing, shipping, and running applications."
+        echo "It enables you to separate your applications from your infrastructure so you can deliver software quickly."
+        echo ""
+        echo "Please select your operating system/distribution to install Docker:"
+        echo "##############################################################################################################################"
+        echo ""
+
+        PS3="Select your OS/Distribution: "
+        select os_option in \
+            "Ubuntu 20.04 or 22.04" \
+            "Debian" \
+            "CentOS" \
+            "Fedora" \
+            "Amazon Linux" \
+            "OpenSUSE" \
+            "Quit"
+        do
+            case $REPLY in
+                1) installDockerUbuntu ;;
+                2) installDockerDebian ;;
+                3) installDockerCentOS ;;
+                4) installDockerFedora ;;
+                5) installDockerAmazonLinux ;;
+                6) installDockerOpenSUSE ;;
+                7) exit ;;
+                *) echo "Invalid selection, please try again..." ;;
+            esac
+        done
+    else
+        echo "Docker is already installed."
+        exit 0
+    fi
+}
+
+# Function to install Docker on Ubuntu
+installDockerUbuntu() {
+    clear
+    echo "Installing Docker on Ubuntu..."
+    sudo apt update
+    sudo apt install -y docker.io
+    echo "Docker installed successfully!"
+    exit 0
+}
+
+# Function to install Docker on Debian
+installDockerDebian() {
+    clear
+    echo "Installing Docker on Debian..."
+    sudo apt update
+    sudo apt install -y docker.io
+    echo "Docker installed successfully!"
+    exit 0
+}
+
+# Function to install Docker on CentOS
+installDockerCentOS() {
+    clear
+    echo "Installing Docker on CentOS..."
+    sudo yum install -y docker
+    sudo systemctl start docker
+    sudo systemctl enable docker
+    echo "Docker installed successfully!"
+    exit 0
+}
+
+# Function to install Docker on Fedora
+installDockerFedora() {
+    clear
+    echo "Installing Docker on Fedora..."
+    sudo dnf install -y docker
+    sudo systemctl start docker
+    sudo systemctl enable docker
+    echo "Docker installed successfully!"
+    exit 0
+}
+
+# Function to install Docker on Amazon Linux
+installDockerAmazonLinux() {
+    clear
+    echo "Installing Docker on Amazon Linux..."
+    sudo yum install -y docker
+    sudo systemctl start docker
+    sudo systemctl enable docker
+    echo "Docker installed successfully!"
+    exit 0
+}
+
+# Function to install Docker on OpenSUSE
+installDockerOpenSUSE() {
+    clear
+    echo "Installing Docker on OpenSUSE..."
+    sudo zypper install -y docker
+    sudo systemctl start docker
+    sudo systemctl enable docker
+    echo "Docker installed successfully!"
+    exit 0
+}
+
+# Call the function to check and print the OS type
+checkAndPrintOSType
+
+# Call the function to install Docker
+installDocker