get certbot domain to construct path later for subst

setup.sh

@@ -18,6 +18,7 @@ norm="\e[0m"
 # set variables
 detectedIP=$(ip route get 1 | sed -n 's/^.*src \([0-9.]*\) .*$/\1/p')
 regexIP4="(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])"
+regexHostname="(([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9\-]*[a-zA-Z0-9])\.)*([A-Za-z0-9]|[A-Za-z0-9][A-Za-z0-9\-]*[A-Za-z0-9])"
 
 
 # quick intro for the user
@@ -54,4 +55,60 @@ while true; do
     esac
 done
 
+
+### SSL related options
+# using certbot?
+while true; do
+    read -p "Are you using Certbot to handle your SSL certificates? (default: NO) " yn
+    case $yn in
+        [Yy]*)
+            useCertbot=1
+            break
+            ;;
+        [Nn]|'')
+            useCertbot=0
+            unset CertbotDomain
+            break
+            ;;
+        [Xx]*)
+            echo -e "\n${cyan}---exiting---\n${norm}"
+            exit 1
+            ;;
+        *)
+            echo -e "\n${err}Please answer (Y)es, (N)o, e(X)it or accept default${norm}"
+            ;;
+    esac
+done            
+
+# using Certbot: get primary domain name since that how Certbot determines paths
+if [ "${useCertbot}" -eq 1 ]; then
+    while true; do
+        read -p "What is the primary domain for your Certbot Certificates? " inputCertbotDomain
+        case $inputCertbotDomain in
+            '')
+                echo -e "\n${err}You cannot have an empty domain name${norm}"
+                ;;
+            [Xx]*)
+                echo -e "\n${cyan}---exiting---\n${norm}"
+                exit 1
+                ;;
+            *)
+                # check hostname for validity
+                if [[ "${inputCertbotDomain}" =~ ^${regexHostname}$ ]]; then
+                    CertbotDomain="${inputCertbotDomain}"
+                    break
+                else
+                    echo -e "\n${err}Invalid hostname${norm}"
+                fi
+                ;;
+        esac
+    done
+fi
+
+
+# debug section
+echo "Local IP4: $IP4"
+echo "Using Certbot: $useCertbot"
+echo "CertbotDomain: $CertbotDomain"
+
 exit 0