nginx.sh updated

assets/shell/create_certificate.sh

@@ -1,7 +1,37 @@
-#!/usr/bin/bash
+#!/bin/bash
 
-sudo mkdir -p /etc/nginx/ssl ;
+### DEPENDENCY CHECK
 
-sudo openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout /etc/nginx/ssl/meshpi.key -out /etc/nginx/ssl/meshpi.crt ;
+bin="openssl" 
+
+echo -e "\nDependency and Privilege Check running...\n"
+
+if (( $(id -u) == 0 )); then
+    echo -e "Privilege check passed...\n"
+
+else 
+    echo -e "Privilege check failed... Please run script with sudo or as root!\n"
+    exit 1
+fi
+
+if command -v "$bin" >/dev/null 2>&1; then
+    echo -e "Dependency check passed...\n"
+    
+else
+    echo -e "$bin is not installed.\n"
+    read -p "Do you wish to install $bin via APT? : " install
+
+    if [$install == yY]; then
+        sudo apt update && sudo apt install -y $bin
+        echo -e "\n$bin installed. Proceeding...\n"
+
+    elif [$install == nN]; then
+        echo -e "Dependencies not installed... Exiting"
+        exit 0
+    fi
 
 fi
+
+#sudo mkdir -p /etc/nginx/ssl ;
+
+#sudo openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout /etc/nginx/ssl/meshpi.key -out /etc/nginx/ssl/meshpi.crt ;