Refactor | Add Utils, Firewall & Monitoring

docker/install_docker.sh

@@ -0,0 +1,32 @@
+#!/bin/bash
+
+function install_docker() {
+  echo "[ DOCKER ]: Started Docker setup"
+
+  echo "[ DOCKER ]: Installing prerequisites"
+  # Install prerequisites
+  sudo apt-get update
+  sudo apt-get install -y ca-certificates curl
+
+  # Create directory for GPG key
+  sudo mkdir -p /etc/apt/keyrings
+
+  # Download and install Docker GPG key
+  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
+
+  # Add Docker repository to sources.list
+  echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | sudo tee /etc/apt/sources.list.d/docker.list >/dev/null
+
+  # Update package lists
+  sudo apt-get update
+
+  # Install Docker Engine, CLI, containerd, Buildx plugin, and Compose plugin
+  if ! dpkg -l | grep -q docker-ce; then
+    echo "[ DOCKER ]: Installing Docker"
+    sudo apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
+    echo "[ DOCKER ]: Installed succesfully"
+  else
+    echo "[ DOCKER ]: Docker was already installed"
+  fi
+}