From 54c522e39b9730576d6b4e982d503fc03274fe61 Mon Sep 17 00:00:00 2001
From: Michel Roegl-Brunner
 <73236783+michelroegl-brunner@users.noreply.github.com>
Date: Fri, 16 May 2025 15:48:18 +0200
Subject: [PATCH] [core] Refactor Config File function (#4528)

* Refactor Config File function

* Refactor Config File function
---
 misc/build.func       | 351 ++++++-------------------
 misc/config-file.func | 576 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 648 insertions(+), 279 deletions(-)
 create mode 100644 misc/config-file.func

diff --git a/misc/build.func b/misc/build.func
index dd4996d3b..f945614c0 100644
--- a/misc/build.func
+++ b/misc/build.func
@@ -362,6 +362,76 @@ base_settings() {
     var_version="12"
   fi
 }
+write_config() {
+  # This function writes the configuration to a file.
+  if whiptail --backtitle "[dev] Proxmox VE Helper Scripts" --defaultno --title "Write configfile" --yesno "Do you want to write the selections to a config file?" 10 60; then
+    FILEPATH="/opt/community-scripts/${NSAPP}.conf"
+    if [[ ! -f $FILEPATH ]]; then
+      cat <<EOF >"$FILEPATH"
+# ${NSAPP} Configuration File
+# Generated on $(date)
+
+CT_TYPE="${CT_TYPE}"
+DISK_SIZE="${DISK_SIZE}"
+CORE_COUNT="${DISK_SIZE}"
+RAM_SIZE="${RAM_SIZE}"
+HN="${HN}"
+BRG="${BRG}"
+APT_CACHER_IP="${APT_CACHER_IP:-none}"
+DISABLEIP6="${DISABLEIP6}"
+PW="${PW:-none}"
+SSH="${SSH}"
+SSH_AUTHORIZED_KEY="${SSH_AUTHORIZED_KEY}"
+VERBOSE="${VERBOSE}"
+TAGS="${TAGS:-none}"
+VLAN="${VLAN:-none}"
+MTU="${MTU:-1500}"
+GATE="${GATE:-none}"
+SD="${SD:-none}"
+MAC="${MAC:-none}"
+NS="${NS:-none}"
+NET="${NET}"
+
+EOF
+      echo -e "${INFO}${BOLD}${GN}Writing configuration to ${FILEPATH}${CL}"
+    else
+      echo -e "${INFO}${BOLD}${RD}Configuration file already exists at ${FILEPATH}${CL}"
+      if whiptail --backtitle "[dev] Proxmox VE Helper Scripts" --defaultno --title "Overwrite configfile" --yesno "Do you want to overwrite the existing config file?" 10 60; then
+              rm -f "$FILEPATH"
+              cat <<EOF >"$FILEPATH"
+# ${NSAPP} Configuration File
+# Generated on $(date)
+
+CT_TYPE="${CT_TYPE}"
+DISK_SIZE="${DISK_SIZE}"
+CORE_COUNT="${DISK_SIZE}"
+RAM_SIZE="${RAM_SIZE}"
+HN="${HN}"
+BRG="${BRG}"
+APT_CACHER_IP="${APT_CACHER_IP:-none}"
+DISABLEIP6="${DISABLEIP6}"
+PW="${PW:-none}"
+SSH="${SSH}"
+SSH_AUTHORIZED_KEY="${SSH_AUTHORIZED_KEY}"
+VERBOSE="${VERBOSE}"
+TAGS="${TAGS:-none}"
+VLAN="${VLAN:-none}"
+MTU="${MTU:-1500}"
+GATE="${GATE:-none}"
+SD="${SD:-none}"
+MAC="${MAC:-none}"
+NS="${NS:-none}"
+NET="${NET}"
+
+EOF
+        echo -e "${INFO}${BOLD}${GN}Writing configuration to ${FILEPATH}${CL}"
+      else
+        echo -e "${INFO}${BOLD}${RD}Configuration file not overwritten${CL}"
+      fi
+    fi
+  fi
+}
+
 
 # This function displays the default values for various settings.
 echo_default() {
@@ -730,6 +800,7 @@ advanced_settings() {
 
   if (whiptail --backtitle "Proxmox VE Helper Scripts" --title "ADVANCED SETTINGS COMPLETE" --yesno "Ready to create ${APP} LXC?" 10 58); then
     echo -e "${CREATING}${BOLD}${RD}Creating a ${APP} LXC using the above advanced settings${CL}"
+    write_config
   else
     clear
     header_info
@@ -806,284 +877,6 @@ EOF
 
 }
 
-config_file() {
-
-  CONFIG_FILE="/opt/community-scripts/.settings"
-
-  if [[ -f "/opt/community-scripts/${NSAPP}.conf" ]]; then
-    CONFIG_FILE="/opt/community-scripts/${NSAPP}.conf"
-  fi
-
-  if CONFIG_FILE=$(whiptail --backtitle "Proxmox VE Helper Scripts" --inputbox "Set absolute path to config file" 8 58 "$CONFIG_FILE" --title "CONFIG FILE" 3>&1 1>&2 2>&3); then
-    if [[ ! -f "$CONFIG_FILE" ]]; then
-      echo -e "${CROSS}${RD}Config file not found, exiting script!.${CL}"
-      exit
-    else
-      echo -e "${INFO}${BOLD}${DGN}Using config File: ${BGN}$CONFIG_FILE${CL}"
-      base_settings
-      source "$CONFIG_FILE"
-    fi
-  fi
-  if [[ -n "$CT_ID" ]]; then
-    if [[ "$CT_ID" =~ ^([0-9]{3,4})-([0-9]{3,4})$ ]]; then
-      MIN_ID=${BASH_REMATCH[1]}
-      MAX_ID=${BASH_REMATCH[2]}
-      if ((MIN_ID >= MAX_ID)); then
-        msg_error "Invalid Container ID range. The first number must be smaller than the second number, was ${CT_ID}"
-        exit
-      fi
-
-      LIST_OF_IDS=$(pvesh get /cluster/resources --type vm --output-format json 2>/dev/null | grep -oP '"vmid":\s*\K\d+') || true
-      if [[ -n "$LIST_OF_IDS" ]]; then
-        for ((ID = MIN_ID; ID <= MAX_ID; ID++)); do
-          if ! grep -q "^$ID$" <<<"$LIST_OF_IDS"; then
-            CT_ID=$ID
-            break
-          fi
-        done
-      fi
-      echo -e "${CONTAINERID}${BOLD}${DGN}Container ID: ${BGN}$CT_ID${CL}"
-
-    elif [[ "$CT_ID" =~ ^[0-9]+$ ]]; then
-      LIST_OF_IDS=$(pvesh get /cluster/resources --type vm --output-format json 2>/dev/null | grep -oP '"vmid":\s*\K\d+') || true
-      if [[ -n "$LIST_OF_IDS" ]]; then
-
-        if ! grep -q "^$CT_ID$" <<<"$LIST_OF_IDS"; then
-          echo -e "${CONTAINERID}${BOLD}${DGN}Container ID: ${BGN}$CT_ID${CL}"
-        else
-          msg_error "Container ID $CT_ID already exists"
-          exit
-        fi
-      else
-        echo -e "${CONTAINERID}${BOLD}${DGN}Container ID: ${BGN}$CT_ID${CL}"
-      fi
-    else
-      msg_error "Invalid Container ID format. Needs to be 0000-9999 or 0-9999, was ${CT_ID}"
-      exit
-    fi
-  fi
-
-  if [[ "$CT_TYPE" -eq 0 ]]; then
-    CT_TYPE_DESC="Privileged"
-  elif [[ "$CT_TYPE" -eq 1 ]]; then
-    CT_TYPE_DESC="Unprivileged"
-  else
-    msg_error "Unknown setting for CT_TYPE, should be 1 or 0, was ${CT_TYPE}"
-    exit
-  fi
-  echo -e "${CONTAINERTYPE}${BOLD}${DGN}Container Type: ${BGN}$CT_TYPE_DESC${CL}"
-
-  if [[ ! -z "$PW" ]]; then
-
-    if [[ "$PW" == *" "* ]]; then
-      msg_error "Password cannot be empty"
-      exit
-    elif [[ ${#PW} -lt 5 ]]; then
-      msg_error "Password must be at least 5 characters long"
-      exit
-    else
-      echo -e "${VERIFYPW}${BOLD}${DGN}Root Password: ${BGN}********${CL}"
-    fi
-    PW="-password $PW"
-  else
-    PW=""
-    echo -e "${VERIFYPW}${BOLD}${DGN}Root Password: ${BGN}Automatic Login${CL}"
-  fi
-  echo -e "${CONTAINERID}${BOLD}${DGN}Container ID: ${BGN}$CT_ID${CL}"
-
-  if [[ ! -z "$HN" ]]; then
-    echo -e "${HOSTNAME}${BOLD}${DGN}Hostname: ${BGN}$HN${CL}"
-  else
-    msg_error "Hostname cannot be empty"
-    exit
-  fi
-
-  if [[ ! -z "$DISK_SIZE" ]]; then
-    if [[ "$DISK_SIZE" =~ ^-?[0-9]+$ ]]; then
-      echo -e "${DISKSIZE}${BOLD}${DGN}Disk Size: ${BGN}${DISK_SIZE} GB${CL}"
-    else
-      msg_error "DISK_SIZE must be an integer, was ${DISK_SIZE}"
-      exit
-    fi
-  else
-    msg_error "DISK_SIZE cannot be empty"
-    exit
-  fi
-
-  if [[ ! -z "$CORE_COUNT" ]]; then
-    if [[ "$CORE_COUNT" =~ ^-?[0-9]+$ ]]; then
-      echo -e "${CPUCORE}${BOLD}${DGN}CPU Cores: ${BGN}${CORE_COUNT}${CL}"
-    else
-      msg_error "CORE_COUNT must be an integer, was ${CORE_COUNT}"
-      exit
-    fi
-  else
-    msg_error "CORE_COUNT cannot be empty"
-    exit
-  fi
-
-  if [[ ! -z "$RAM_SIZE" ]]; then
-    if [[ "$RAM_SIZE" =~ ^-?[0-9]+$ ]]; then
-      echo -e "${RAMSIZE}${BOLD}${DGN}RAM Size: ${BGN}${RAM_SIZE} MiB${CL}"
-    else
-      msg_error "RAM_SIZE must be an integer, was ${RAM_SIZE}"
-      exit
-    fi
-  else
-    msg_error "RAM_SIZE cannot be empty"
-    exit
-  fi
-
-  if [[ ! -z "$BRG" ]]; then
-    if grep -q "^iface ${BRG}" /etc/network/interfaces; then
-      echo -e "${BRIDGE}${BOLD}${DGN}Bridge: ${BGN}$BRG${CL}"
-    else
-      msg_error "Bridge '${BRG}' does not exist in /etc/network/interfaces"
-      exit
-    fi
-  else
-    msg_error "Bridge cannot be empty"
-    exit
-  fi
-
-  local ip_cidr_regex='^([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})/([0-9]{1,2})$'
-  local ip_regex='^([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})$'
-
-  if [[ ! -z $NET ]]; then
-    if [ "$NET" == "dhcp" ]; then
-      echo -e "${NETWORK}${BOLD}${DGN}IP Address: ${BGN}DHCP${CL}"
-      echo -e "${GATEWAY}${BOLD}${DGN}Gateway IP Address: ${BGN}Default${CL}"
-    elif [[ "$NET" =~ $ip_cidr_regex ]]; then
-      echo -e "${NETWORK}${BOLD}${DGN}IP Address: ${BGN}$NET${CL}"
-      if [ ! -z "$GATE" ]; then
-        if [[ "$GATE" =~ $ip_regex ]]; then
-          echo -e "${GATEWAY}${BOLD}${DGN}Gateway IP Address: ${BGN}$GATE${CL}"
-          GATE=",gw=$GATE"
-        else
-          msg_error "Invalid IP Address format for Gateway. Needs to be 0.0.0.0, was ${GATE}"
-          exit
-        fi
-      else
-        msg_error "Gateway IP Address cannot be empty"
-        exit
-      fi
-    else
-      msg_error "Invalid IP Address format. Needs to be 0.0.0.0/0, was ${NET}"
-      exit
-    fi
-  fi
-
-  if [[ ! -z "$APT_CACHER_IP" ]]; then
-    if [[ "$APT_CACHER_IP" =~ $ip_regex ]]; then
-      APT_CACHER="yes"
-      echo -e "${NETWORK}${BOLD}${DGN}APT-CACHER IP Address: ${BGN}$APT_CACHER_IP${CL}"
-    else
-      msg_error "Invalid IP Address format for APT-Cacher. Needs to be 0.0.0.0, was ${APT_CACHER_IP}"
-      exit
-    fi
-  fi
-
-  if [[ "$DISABLEIP6" == "yes" ]]; then
-    echo -e "${DISABLEIPV6}${BOLD}${DGN}Disable IPv6: ${BGN}Yes${CL}"
-  elif [[ "$DISABLEIP6" == "no" ]]; then
-    echo -e "${DISABLEIPV6}${BOLD}${DGN}Disable IPv6: ${BGN}No${CL}"
-  else
-    msg_error "Disable IPv6 needs to be 'yes' or 'no'"
-    exit
-  fi
-
-  if [[ ! -z "$MTU" ]]; then
-    if [[ "$MTU" =~ ^-?[0-9]+$ ]]; then
-      echo -e "${DEFAULT}${BOLD}${DGN}Interface MTU Size: ${BGN}$MTU${CL}"
-      MTU=",mtu=$MTU"
-    else
-      msg_error "MTU must be an integer, was ${MTU}"
-      exit
-    fi
-  else
-    MTU=""
-    echo -e "${DEFAULT}${BOLD}${DGN}Interface MTU Size: ${BGN}Default${CL}"
-
-  fi
-
-  if [[ ! -z "$SD" ]]; then
-    echo -e "${SEARCH}${BOLD}${DGN}DNS Search Domain: ${BGN}$SD${CL}"
-    SD="-searchdomain=$SD"
-  else
-    SD=""
-    echo -e "${SEARCH}${BOLD}${DGN}DNS Search Domain: ${BGN}HOST${CL}"
-  fi
-
-  if [[ ! -z "$NS" ]]; then
-    if [[ "$NS" =~ $ip_regex ]]; then
-      echo -e "${NETWORK}${BOLD}${DGN}DNS Server IP Address: ${BGN}$NS${CL}"
-      NS="-nameserver=$NS"
-    else
-      msg_error "Invalid IP Address format for DNS Server. Needs to be 0.0.0.0, was ${NS}"
-      exit
-    fi
-  else
-    NS=""
-    echo -e "${NETWORK}${BOLD}${DGN}DNS Server IP Address: ${BGN}HOST${CL}"
-  fi
-
-  if [[ ! -z "$MAC" ]]; then
-    if [[ "$MAC" =~ ^([A-Fa-f0-9]{2}:){5}[A-Fa-f0-9]{2}$ ]]; then
-      echo -e "${MACADDRESS}${BOLD}${DGN}MAC Address: ${BGN}$MAC${CL}"
-      MAC=",hwaddr=$MAC"
-    else
-      msg_error "MAC Address must be in the format xx:xx:xx:xx:xx:xx, was ${MAC}"
-      exit
-    fi
-  fi
-
-  if [[ ! -z "$VLAN" ]]; then
-    if [[ "$VLAN" =~ ^-?[0-9]+$ ]]; then
-      echo -e "${VLANTAG}${BOLD}${DGN}Vlan: ${BGN}$VLAN${CL}"
-      VLAN=",tag=$VLAN"
-    else
-      msg_error "VLAN must be an integer, was ${VLAN}"
-      exit
-    fi
-  fi
-
-  if [[ ! -z "$TAGS" ]]; then
-    echo -e "${NETWORK}${BOLD}${DGN}Tags: ${BGN}$TAGS${CL}"
-  fi
-
-  if [[ "$SSH" == "yes" ]]; then
-    echo -e "${ROOTSSH}${BOLD}${DGN}Root SSH Access: ${BGN}$SSH${CL}"
-    if [[ ! -z "$SSH_AUTHORIZED_KEY" ]]; then
-      echo -e "${ROOTSSH}${BOLD}${DGN}SSH Authorized Key: ${BGN}********************${CL}"
-    else
-      echo -e "${ROOTSSH}${BOLD}${DGN}SSH Authorized Key: ${BGN}None${CL}"
-    fi
-  elif [[ "$SSH" == "no" ]]; then
-    echo -e "${ROOTSSH}${BOLD}${DGN}Root SSH Access: ${BGN}$SSH${CL}"
-  else
-    msg_error "SSH needs to be 'yes' or 'no', was ${SSH}"
-    exit
-  fi
-
-  if [[ "$VERB" == "yes" ]]; then
-    echo -e "${SEARCH}${BOLD}${DGN}Verbose Mode: ${BGN}$VERB${CL}"
-  elif [[ "$VERB" == "no" ]]; then
-    echo -e "${SEARCH}${BOLD}${DGN}Verbose Mode: ${BGN}No${CL}"
-  else
-    msg_error "Verbose Mode needs to be 'yes' or 'no', was ${VERB}"
-    exit
-  fi
-
-  if (whiptail --backtitle "Proxmox VE Helper Scripts" --title "ADVANCED SETTINGS WITH CONFIG FILE COMPLETE" --yesno "Ready to create ${APP} LXC?" 10 58); then
-    echo -e "${CREATING}${BOLD}${RD}Creating a ${APP} LXC using the above settings${CL}"
-  else
-    clear
-    header_info
-    echo -e "${INFO}${HOLD} ${GN}Using Config File on node $PVEHOST_NAME${CL}"
-    config_file
-  fi
-
-}
 
 install_script() {
   pve_check
@@ -1147,7 +940,7 @@ install_script() {
       header_info
       echo -e "${INFO}${HOLD} ${GN}Using Config File on node $PVEHOST_NAME${CL}"
       METHOD="advanced"
-      base_settings
+      source <(curl -fsSL https://raw.githubusercontent.com/community-scripts/ProxmoxVE/main/misc/config-file.func)
       config_file
       break
       ;;
diff --git a/misc/config-file.func b/misc/config-file.func
new file mode 100644
index 000000000..2f4fe1637
--- /dev/null
+++ b/misc/config-file.func
@@ -0,0 +1,576 @@
+config_file() {
+  CONFIG_FILE="/opt/community-scripts/.settings"
+
+  if [[ -f "/opt/community-scripts/${NSAPP}.conf" ]]; then
+    CONFIG_FILE="/opt/community-scripts/${NSAPP}.conf"
+  fi
+
+  if CONFIG_FILE=$(whiptail --backtitle "[dev] Proxmox VE Helper Scripts" --inputbox "Set absolute path to config file" 8 58 "$CONFIG_FILE" --title "CONFIG FILE" 3>&1 1>&2 2>&3); then
+    if [[ ! -f "$CONFIG_FILE" ]]; then
+      echo -e "${CROSS}${RD}Config file not found, exiting script!.${CL}"
+      exit
+    else
+      echo -e "${INFO}${BOLD}${DGN}Using config File: ${BGN}$CONFIG_FILE${CL}"
+      source "$CONFIG_FILE"
+    fi
+  fi
+  if [[ -n "${CT_ID-}" ]]; then
+    if [[ "$CT_ID" =~ ^([0-9]{3,4})-([0-9]{3,4})$ ]]; then
+      MIN_ID=${BASH_REMATCH[1]}
+      MAX_ID=${BASH_REMATCH[2]}
+      if ((MIN_ID >= MAX_ID)); then
+        msg_error "Invalid Container ID range. The first number must be smaller than the second number, was ${CT_ID}"
+        exit
+      fi
+
+      LIST_OF_IDS=$(pvesh get /cluster/resources --type vm --output-format json 2>/dev/null | grep -oP '"vmid":\s*\K\d+') || true
+      if [[ -n "$LIST_OF_IDS" ]]; then
+        for ((ID = MIN_ID; ID <= MAX_ID; ID++)); do
+          if ! grep -q "^$ID$" <<<"$LIST_OF_IDS"; then
+            CT_ID=$ID
+            break
+          fi
+        done
+      fi
+      echo -e "${CONTAINERID}${BOLD}${DGN}Container ID: ${BGN}$CT_ID${CL}"
+
+    elif [[ "$CT_ID" =~ ^[0-9]+$ ]]; then
+      LIST_OF_IDS=$(pvesh get /cluster/resources --type vm --output-format json 2>/dev/null | grep -oP '"vmid":\s*\K\d+') || true
+      if [[ -n "$LIST_OF_IDS" ]]; then
+
+        if ! grep -q "^$CT_ID$" <<<"$LIST_OF_IDS"; then
+          echo -e "${CONTAINERID}${BOLD}${DGN}Container ID: ${BGN}$CT_ID${CL}"
+        else
+          msg_error "Container ID $CT_ID already exists"
+          exit
+        fi
+      else
+        echo -e "${CONTAINERID}${BOLD}${DGN}Container ID: ${BGN}$CT_ID${CL}"
+      fi
+    else
+      msg_error "Invalid Container ID format. Needs to be 0000-9999 or 0-9999, was ${CT_ID}"
+      exit
+    fi
+  else
+    if CT_ID=$(whiptail --backtitle "Proxmox VE Helper Scripts" --inputbox "Set Container ID" 8 58 "$NEXTID" --title "CONTAINER ID" 3>&1 1>&2 2>&3); then
+    if [ -z "$CT_ID" ]; then
+      CT_ID="$NEXTID"
+      echo -e "${CONTAINERID}${BOLD}${DGN}Container ID: ${BGN}$CT_ID${CL}"
+    else
+      echo -e "${CONTAINERID}${BOLD}${DGN}Container ID: ${BGN}$CT_ID${CL}"
+    fi
+  else
+    exit_script
+  fi
+
+  fi
+  if [[ -n "${CT_TYPE-}" ]]; then
+    if [[ "$CT_TYPE" -eq 0 ]]; then
+      CT_TYPE_DESC="Privileged"
+    elif [[ "$CT_TYPE" -eq 1 ]]; then
+      CT_TYPE_DESC="Unprivileged"
+    else
+      msg_error "Unknown setting for CT_TYPE, should be 1 or 0, was ${CT_TYPE}"
+      exit
+    fi
+    echo -e "${CONTAINERTYPE}${BOLD}${DGN}Container Type: ${BGN}$CT_TYPE_DESC${CL}"
+  else
+   if CT_TYPE=$(whiptail --backtitle "Proxmox VE Helper Scripts" --title "CONTAINER TYPE" --radiolist "Choose Type" 10 58 2 \
+        "1" "Unprivileged" ON \
+        "0" "Privileged" OFF \
+        3>&1 1>&2 2>&3); then
+        if [ -n "$CT_TYPE" ]; then
+          CT_TYPE_DESC="Unprivileged"
+          if [ "$CT_TYPE" -eq 0 ]; then
+            CT_TYPE_DESC="Privileged"
+          fi
+          echo -e "${CONTAINERTYPE}${BOLD}${DGN}Container Type: ${BGN}$CT_TYPE_DESC${CL}"
+        fi
+      else
+        exit_script
+      fi
+  fi
+
+
+  if [[ -n "${PW-}" ]]; then
+    if [[ "$PW" == "none" ]]; then
+      PW=""
+    else
+      if [[ "$PW" == *" "* ]]; then
+        msg_error "Password cannot be empty"
+        exit
+      elif [[ ${#PW} -lt 5 ]]; then
+        msg_error "Password must be at least 5 characters long"
+        exit
+      else
+        echo -e "${VERIFYPW}${BOLD}${DGN}Root Password: ${BGN}********${CL}"
+      fi
+      PW="-password $PW"
+    fi
+  else
+    while true; do
+    if PW1=$(whiptail --backtitle "Proxmox VE Helper Scripts" --passwordbox "\nSet Root Password (needed for root ssh access)" 9 58 --title "PASSWORD (leave blank for automatic login)" 3>&1 1>&2 2>&3); then
+      if [[ -n "$PW1" ]]; then
+        if [[ "$PW1" == *" "* ]]; then
+          whiptail --msgbox "Password cannot contain spaces. Please try again." 8 58
+        elif [ ${#PW1} -lt 5 ]; then
+          whiptail --msgbox "Password must be at least 5 characters long. Please try again." 8 58
+        else
+          if PW2=$(whiptail --backtitle "Proxmox VE Helper Scripts" --passwordbox "\nVerify Root Password" 9 58 --title "PASSWORD VERIFICATION" 3>&1 1>&2 2>&3); then
+            if [[ "$PW1" == "$PW2" ]]; then
+              PW="-password $PW1"
+              echo -e "${VERIFYPW}${BOLD}${DGN}Root Password: ${BGN}********${CL}"
+              break
+            else
+              whiptail --msgbox "Passwords do not match. Please try again." 8 58
+            fi
+          else
+            exit_script
+          fi
+        fi
+      else
+        PW1="Automatic Login"
+        PW=""
+        echo -e "${VERIFYPW}${BOLD}${DGN}Root Password: ${BGN}$PW1${CL}"
+        break
+      fi
+    else
+      exit_script
+    fi
+  done
+  fi
+
+  if [[ -n "${HN-}" ]]; then
+    echo -e "${HOSTNAME}${BOLD}${DGN}Hostname: ${BGN}$HN${CL}"
+  else
+    if CT_NAME=$(whiptail --backtitle "Proxmox VE Helper Scripts" --inputbox "Set Hostname" 8 58 "$NSAPP" --title "HOSTNAME" 3>&1 1>&2 2>&3); then
+    if [ -z "$CT_NAME" ]; then
+      HN="$NSAPP"
+    else
+      HN=$(echo "${CT_NAME,,}" | tr -d ' ')
+    fi
+    echo -e "${HOSTNAME}${BOLD}${DGN}Hostname: ${BGN}$HN${CL}"
+  else
+    exit_script
+  fi
+  fi
+
+  if [[ -n "${DISK_SIZE-}" ]]; then
+    if [[ "$DISK_SIZE" =~ ^-?[0-9]+$ ]]; then
+      echo -e "${DISKSIZE}${BOLD}${DGN}Disk Size: ${BGN}${DISK_SIZE} GB${CL}"
+    else
+      msg_error "DISK_SIZE must be an integer, was ${DISK_SIZE}"
+      exit
+    fi
+  else
+    if DISK_SIZE=$(whiptail --backtitle "Proxmox VE Helper Scripts" --inputbox "Set Disk Size in GB" 8 58 "$var_disk" --title "DISK SIZE" 3>&1 1>&2 2>&3); then
+    if [ -z "$DISK_SIZE" ]; then
+      DISK_SIZE="$var_disk"
+      echo -e "${DISKSIZE}${BOLD}${DGN}Disk Size: ${BGN}${DISK_SIZE} GB${CL}"
+    else
+      if ! [[ $DISK_SIZE =~ $INTEGER ]]; then
+        echo -e "{INFO}${HOLD}${RD} DISK SIZE MUST BE AN INTEGER NUMBER!${CL}"
+        advanced_settings
+      fi
+      echo -e "${DISKSIZE}${BOLD}${DGN}Disk Size: ${BGN}${DISK_SIZE} GB${CL}"
+    fi
+  else
+    exit_script
+  fi
+  fi
+
+  if [[ -n "${CORE_COUNT-}" ]]; then
+    if [[ "$CORE_COUNT" =~ ^-?[0-9]+$ ]]; then
+      echo -e "${CPUCORE}${BOLD}${DGN}CPU Cores: ${BGN}${CORE_COUNT}${CL}"
+    else
+      msg_error "CORE_COUNT must be an integer, was ${CORE_COUNT}"
+      exit
+    fi
+  else
+    if CORE_COUNT=$(whiptail --backtitle "Proxmox VE Helper Scripts" --inputbox "Allocate CPU Cores" 8 58 "$var_cpu" --title "CORE COUNT" 3>&1 1>&2 2>&3); then
+    if [ -z "$CORE_COUNT" ]; then
+      CORE_COUNT="$var_cpu"
+      echo -e "${CPUCORE}${BOLD}${DGN}CPU Cores: ${BGN}$CORE_COUNT${CL}"
+    else
+      echo -e "${CPUCORE}${BOLD}${DGN}CPU Cores: ${BGN}$CORE_COUNT${CL}"
+    fi
+  else
+    exit_script
+  fi
+  fi
+
+  if [[ -n "${RAM_SIZE-}" ]]; then
+    if [[ "$RAM_SIZE" =~ ^-?[0-9]+$ ]]; then
+      echo -e "${RAMSIZE}${BOLD}${DGN}RAM Size: ${BGN}${RAM_SIZE} MiB${CL}"
+    else
+      msg_error "RAM_SIZE must be an integer, was ${RAM_SIZE}"
+      exit
+    fi
+  else
+    if RAM_SIZE=$(whiptail --backtitle "Proxmox VE Helper Scripts" --inputbox "Allocate RAM in MiB" 8 58 "$var_ram" --title "RAM" 3>&1 1>&2 2>&3); then
+    if [ -z "$RAM_SIZE" ]; then
+      RAM_SIZE="$var_ram"
+      echo -e "${RAMSIZE}${BOLD}${DGN}RAM Size: ${BGN}${RAM_SIZE} MiB${CL}"
+    else
+      echo -e "${RAMSIZE}${BOLD}${DGN}RAM Size: ${BGN}${RAM_SIZE} MiB${CL}"
+    fi
+  else
+    exit_script
+  fi
+  fi
+
+  IFACE_FILEPATH_LIST="/etc/network/interfaces"$'\n'$(find "/etc/network/interfaces.d/" -type f)
+  BRIDGES=""
+  OLD_IFS=$IFS
+  IFS=$'\n'
+
+  for iface_filepath in ${IFACE_FILEPATH_LIST}; do
+
+    iface_indexes_tmpfile=$(mktemp -q -u '.iface-XXXX')
+    ( grep -Pn '^\s*iface' "${iface_filepath}" | cut -d':' -f1 && wc -l "${iface_filepath}" | cut -d' ' -f1 ) | awk 'FNR==1 {line=$0; next} {print line":"$0-1; line=$0}' > "${iface_indexes_tmpfile}" || true
+
+    if [ -f "${iface_indexes_tmpfile}" ]; then
+
+        while read -r pair; do
+            start=$(echo "${pair}" | cut -d':' -f1)
+            end=$(echo "${pair}" | cut -d':' -f2)
+            if awk "NR >= ${start} && NR <= ${end}" "${iface_filepath}" | grep -qP '^\s*(bridge[-_](ports|stp|fd|vlan-aware|vids)|ovs_type\s+OVSBridge)\b'; then
+                iface_name=$(sed "${start}q;d" "${iface_filepath}" | awk '{print $2}')
+                BRIDGES="${iface_name}"$'\n'"${BRIDGES}"
+            fi
+
+        done < "${iface_indexes_tmpfile}"
+        rm -f "${iface_indexes_tmpfile}"
+    fi
+
+  done
+  IFS=$OLD_IFS
+  BRIDGES=$(echo "$BRIDGES" | grep -v '^\s*$' | sort | uniq)
+
+  if [[ -n "${BRG-}" ]]; then
+    if echo "$BRIDGES" | grep -q "${BRG}"; then
+      echo -e "${BRIDGE}${BOLD}${DGN}Bridge: ${BGN}$BRG${CL}"
+    else
+      msg_error "Bridge '${BRG}' does not exist in /etc/network/interfaces or /etc/network/interfaces.d/sdn"
+      exit
+    fi
+  else
+    BRG=$(whiptail --backtitle "Proxmox VE Helper Scripts" --menu "Select network bridge:" 15 40 6 $(echo "$BRIDGES" | awk '{print $0, "Bridge"}') 3>&1 1>&2 2>&3)
+    if [ -z "$BRG" ]; then
+      exit_script
+    else
+      echo -e "${BRIDGE}${BOLD}${DGN}Bridge: ${BGN}$BRG${CL}"
+    fi
+  fi
+
+  local ip_cidr_regex='^([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})/([0-9]{1,2})$'
+  local ip_regex='^([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})$'
+
+  if [[ -n ${NET-} ]]; then
+    if [ "$NET" == "dhcp" ]; then
+      echo -e "${NETWORK}${BOLD}${DGN}IP Address: ${BGN}DHCP${CL}"
+      echo -e "${GATEWAY}${BOLD}${DGN}Gateway IP Address: ${BGN}Default${CL}"
+    elif [[ "$NET" =~ $ip_cidr_regex ]]; then
+      echo -e "${NETWORK}${BOLD}${DGN}IP Address: ${BGN}$NET${CL}"
+      if [ ! -z "$GATE" ]; then
+        if [[ "$GATE" =~ $ip_regex ]]; then
+          echo -e "${GATEWAY}${BOLD}${DGN}Gateway IP Address: ${BGN}$GATE${CL}"
+          GATE=",gw=$GATE"
+        else
+          msg_error "Invalid IP Address format for Gateway. Needs to be 0.0.0.0, was ${GATE}"
+          exit
+      fi
+    else
+      msg_error "Gateway IP Address cannot be empty"
+      exit
+    fi
+    else
+      msg_error "Invalid IP Address format. Needs to be 0.0.0.0/0, was ${NET}"
+      exit
+    fi
+  else
+    while true; do
+    NET=$(whiptail --backtitle "Proxmox VE Helper Scripts" --inputbox "Set a Static IPv4 CIDR Address (/24)" 8 58 dhcp --title "IP ADDRESS" 3>&1 1>&2 2>&3)
+    exit_status=$?
+    if [ $exit_status -eq 0 ]; then
+      if [ "$NET" = "dhcp" ]; then
+        echo -e "${NETWORK}${BOLD}${DGN}IP Address: ${BGN}$NET${CL}"
+        break
+      else
+        if [[ "$NET" =~ ^([0-9]{1,3}\.){3}[0-9]{1,3}/([0-9]|[1-2][0-9]|3[0-2])$ ]]; then
+          echo -e "${NETWORK}${BOLD}${DGN}IP Address: ${BGN}$NET${CL}"
+          break
+        else
+          whiptail --backtitle "Proxmox VE Helper Scripts" --msgbox "$NET is an invalid IPv4 CIDR address. Please enter a valid IPv4 CIDR address or 'dhcp'" 8 58
+        fi
+      fi
+    else
+      exit_script
+    fi
+    done
+    if [ "$NET" != "dhcp" ]; then
+    while true; do
+      GATE1=$(whiptail --backtitle "Proxmox VE Helper Scripts" --inputbox "Enter gateway IP address" 8 58 --title "Gateway IP" 3>&1 1>&2 2>&3)
+      if [ -z "$GATE1" ]; then
+        whiptail --backtitle "Proxmox VE Helper Scripts" --msgbox "Gateway IP address cannot be empty" 8 58
+      elif [[ ! "$GATE1" =~ ^([0-9]{1,3}\.){3}[0-9]{1,3}$ ]]; then
+        whiptail --backtitle "Proxmox VE Helper Scripts" --msgbox "Invalid IP address format" 8 58
+      else
+        GATE=",gw=$GATE1"
+        echo -e "${GATEWAY}${BOLD}${DGN}Gateway IP Address: ${BGN}$GATE1${CL}"
+        break
+      fi
+    done
+    else
+      GATE=""
+      echo -e "${GATEWAY}${BOLD}${DGN}Gateway IP Address: ${BGN}Default${CL}"
+    fi
+  fi
+
+  if [ "$var_os" == "alpine" ]; then
+    APT_CACHER=""
+    APT_CACHER_IP=""
+  else
+    if [[ -n "${APT_CACHER_IP-}" ]]; then
+      if [[ ! $APT_CACHER_IP == "none" ]]; then
+        if [[ "$APT_CACHER_IP" =~ $ip_regex ]]; then
+          APT_CACHER="yes"
+          echo -e "${NETWORK}${BOLD}${DGN}APT-CACHER IP Address: ${BGN}$APT_CACHER_IP${CL}"
+        else
+          msg_error "Invalid IP Address format for APT-Cacher. Needs to be 0.0.0.0, was ${APT_CACHER_IP}"
+          exit
+        fi
+      else
+        APT_CACHER=""
+        echo -e "${NETWORK}${BOLD}${DGN}APT-Cacher IP Address: ${BGN}No${CL}"
+      fi
+    else
+      if APT_CACHER_IP=$(whiptail --backtitle "Proxmox VE Helper Scripts" --inputbox "Set APT-Cacher IP (leave blank for none)" 8 58 --title "APT-Cacher IP" 3>&1 1>&2 2>&3); then
+        APT_CACHER="${APT_CACHER_IP:+yes}"
+        echo -e "${NETWORK}${BOLD}${DGN}APT-Cacher IP Address: ${BGN}${APT_CACHER_IP:-Default}${CL}"
+        if  [[ -n $APT_CACHER_IP ]]; then
+          APT_CACHER_IP="none"
+        fi
+      else
+        exit_script
+      fi
+    fi
+  fi
+
+  if [[ "${DISABLEIP6-}" == "yes" ]]; then
+    echo -e "${DISABLEIPV6}${BOLD}${DGN}Disable IPv6: ${BGN}Yes${CL}"
+  elif [[ "${DISABLEIP6-}" == "no" ]]; then
+    echo -e "${DISABLEIPV6}${BOLD}${DGN}Disable IPv6: ${BGN}No${CL}"
+  else
+    if (whiptail --backtitle "Proxmox VE Helper Scripts" --defaultno --title "IPv6" --yesno "Disable IPv6?" 10 58); then
+      DISABLEIP6="yes"
+    else
+      DISABLEIP6="no"
+    fi
+    echo -e "${DISABLEIPV6}${BOLD}${DGN}Disable IPv6: ${BGN}$DISABLEIP6${CL}"
+  fi
+
+  if [[ -n "${MTU-}" ]]; then
+    if [[ "$MTU" =~ ^-?[0-9]+$ ]]; then
+      echo -e "${DEFAULT}${BOLD}${DGN}Interface MTU Size: ${BGN}$MTU${CL}"
+      MTU=",mtu=$MTU"
+    else
+      msg_error "MTU must be an integer, was ${MTU}"
+      exit
+    fi
+  else
+    if MTU1=$(whiptail --backtitle "Proxmox VE Helper Scripts" --inputbox "Set Interface MTU Size (leave blank for default [The MTU of your selected vmbr, default is 1500])" 8 58 --title "MTU SIZE" 3>&1 1>&2 2>&3); then
+      if [ -z "$MTU1" ]; then
+        MTU1="Default"
+        MTU=""
+      else
+        MTU=",mtu=$MTU1"
+      fi
+      echo -e "${DEFAULT}${BOLD}${DGN}Interface MTU Size: ${BGN}$MTU1${CL}"
+    else
+      exit_script
+    fi
+  fi
+
+  if [[ -n "${SD-}" ]]; then
+    if [[ "$SD" == "none" ]]; then
+      SD=""
+      echo -e "${SEARCH}${BOLD}${DGN}DNS Search Domain: ${BGN}Host${CL}"
+    else
+      echo -e "${SEARCH}${BOLD}${DGN}DNS Search Domain: ${BGN}$SD${CL}"
+      SD="-searchdomain=$SD"
+    fi
+  else
+    if SD=$(whiptail --backtitle "Proxmox VE Helper Scripts" --inputbox "Set a DNS Search Domain (leave blank for HOST)" 8 58 --title "DNS Search Domain" 3>&1 1>&2 2>&3); then
+      if [ -z "$SD" ]; then
+        SX=Host
+        SD=""
+      else
+        SX=$SD
+        SD="-searchdomain=$SD"
+      fi
+      echo -e "${SEARCH}${BOLD}${DGN}DNS Search Domain: ${BGN}$SX${CL}"
+    else
+      exit_script
+    fi
+  fi
+
+  if [[ -n "${NS-}" ]]; then
+    if [[ $NS == "none" ]]; then
+      NS=""
+      echo -e "${NETWORK}${BOLD}${DGN}DNS Server IP Address: ${BGN}Host${CL}"
+    else
+      if [[ "$NS" =~ $ip_regex ]]; then
+        echo -e "${NETWORK}${BOLD}${DGN}DNS Server IP Address: ${BGN}$NS${CL}"
+        NS="-nameserver=$NS"
+      else
+        msg_error "Invalid IP Address format for DNS Server. Needs to be 0.0.0.0, was ${NS}"
+        exit
+      fi
+    fi
+  else
+    if NX=$(whiptail --backtitle "Proxmox VE Helper Scripts" --inputbox "Set a DNS Server IP (leave blank for HOST)" 8 58 --title "DNS SERVER IP" 3>&1 1>&2 2>&3); then
+      if [ -z "$NX" ]; then
+        NX=Host
+        NS=""
+      else
+        NS="-nameserver=$NX"
+      fi
+      echo -e "${NETWORK}${BOLD}${DGN}DNS Server IP Address: ${BGN}$NX${CL}"
+    else
+    exit_script
+    fi
+  fi
+
+  if [[ -n "${MAC-}" ]]; then
+    if [[ "$MAC" == "none" ]]; then
+      MAC=""
+      echo -e "${MACADDRESS}${BOLD}${DGN}MAC Address: ${BGN}Host${CL}"
+    else
+      if [[ "$MAC" =~ ^([A-Fa-f0-9]{2}:){5}[A-Fa-f0-9]{2}$ ]]; then
+        echo -e "${MACADDRESS}${BOLD}${DGN}MAC Address: ${BGN}$MAC${CL}"
+        MAC=",hwaddr=$MAC"
+      else
+        msg_error "MAC Address must be in the format xx:xx:xx:xx:xx:xx, was ${MAC}"
+        exit
+      fi
+    fi
+  else
+    if MAC1=$(whiptail --backtitle "Proxmox VE Helper Scripts" --inputbox "Set a MAC Address(leave blank for generated MAC)" 8 58 --title "MAC ADDRESS" 3>&1 1>&2 2>&3); then
+      if [ -z "$MAC1" ]; then
+        MAC1="Default"
+        MAC=""
+      else
+        MAC=",hwaddr=$MAC1"
+        echo -e "${MACADDRESS}${BOLD}${DGN}MAC Address: ${BGN}$MAC1${CL}"
+      fi
+    else
+    exit_script
+    fi
+  fi
+
+  if [[ -n "${VLAN-}" ]]; then
+    if [[ "$VLAN" == "none" ]]; then
+      VLAN=""
+      echo -e "${VLANTAG}${BOLD}${DGN}Vlan: ${BGN}Host${CL}"
+    else
+      if [[ "$VLAN" =~ ^-?[0-9]+$ ]]; then
+        echo -e "${VLANTAG}${BOLD}${DGN}Vlan: ${BGN}$VLAN${CL}"
+        VLAN=",tag=$VLAN"
+      else
+        msg_error "VLAN must be an integer, was ${VLAN}"
+        exit
+      fi
+    fi
+  else
+    if VLAN1=$(whiptail --backtitle "Proxmox VE Helper Scripts" --inputbox "Set a Vlan(leave blank for no VLAN)" 8 58 --title "VLAN" 3>&1 1>&2 2>&3); then
+      if [ -z "$VLAN1" ]; then
+        VLAN1="Default"
+        VLAN=""
+      else
+        VLAN=",tag=$VLAN1"
+      fi
+      echo -e "${VLANTAG}${BOLD}${DGN}Vlan: ${BGN}$VLAN1${CL}"
+    else
+      exit_script
+    fi
+  fi
+
+  if [[ -n "${TAGS-}" ]]; then
+    echo -e "${NETWORK}${BOLD}${DGN}Tags: ${BGN}$TAGS${CL}"
+  else
+    TAGS="community-scripts;"
+    if ADV_TAGS=$(whiptail --backtitle "Proxmox VE Helper Scripts" --inputbox "Set Custom Tags?[If you remove all, there will be no tags!]" 8 58 "${TAGS}" --title "Advanced Tags" 3>&1 1>&2 2>&3); then
+      if [ -n "${ADV_TAGS}" ]; then
+        ADV_TAGS=$(echo "$ADV_TAGS" | tr -d '[:space:]')
+        TAGS="${ADV_TAGS}"
+      else
+        TAGS=";"
+      fi
+      echo -e "${NETWORK}${BOLD}${DGN}Tags: ${BGN}$TAGS${CL}"
+    else
+    exit_script
+    fi
+  fi
+
+  if [[ -n "${SSH-}" ]]; then
+    if [[ "$SSH" == "yes" ]]; then
+      echo -e "${ROOTSSH}${BOLD}${DGN}Root SSH Access: ${BGN}$SSH${CL}"
+      if [[ ! -z "$SSH_AUTHORIZED_KEY" ]]; then
+        echo -e "${ROOTSSH}${BOLD}${DGN}SSH Authorized Key: ${BGN}********************${CL}"
+      else
+        echo -e "${ROOTSSH}${BOLD}${DGN}SSH Authorized Key: ${BGN}None${CL}"
+      fi
+    elif [[ "$SSH" == "no" ]]; then
+      echo -e "${ROOTSSH}${BOLD}${DGN}Root SSH Access: ${BGN}$SSH${CL}"
+    else
+      msg_error "SSH needs to be 'yes' or 'no', was ${SSH}"
+      exit
+    fi
+  else
+    SSH_AUTHORIZED_KEY="$(whiptail --backtitle "[dev] Proxmox VE Helper Scripts" --inputbox "SSH Authorized key for root (leave empty for none)" 8 58 --title "SSH Key" 3>&1 1>&2 2>&3)"
+    if [[ -z "${SSH_AUTHORIZED_KEY}" ]]; then
+      SSH_AUTHORIZED_KEY=""
+    fi
+    if [[ "$PW" == -password* || -n "$SSH_AUTHORIZED_KEY" ]]; then
+      if (whiptail --backtitle "[dev] Proxmox VE Helper Scripts" --defaultno --title "SSH ACCESS" --yesno "Enable Root SSH Access?" 10 58); then
+        SSH="yes"
+      else
+        SSH="no"
+      fi
+      echo -e "${ROOTSSH}${BOLD}${DGN}Root SSH Access: ${BGN}$SSH${CL}"
+    else
+      SSH="no"
+      echo -e "${ROOTSSH}${BOLD}${DGN}Root SSH Access: ${BGN}$SSH${CL}"
+    fi
+  fi
+
+  if [[ -n "${VERBOSE-}" ]]; then
+    if [[ "$VERBOSE" == "yes" ]]; then
+      echo -e "${SEARCH}${BOLD}${DGN}Verbose Mode: ${BGN}$VERBOSE${CL}"
+    elif [[ "$VERBOSE" == "no" ]]; then
+      echo -e "${SEARCH}${BOLD}${DGN}Verbose Mode: ${BGN}No${CL}"
+    else
+      msg_error "Verbose Mode needs to be 'yes' or 'no', was ${VERBOSE}"
+      exit
+    fi
+  else
+   if (whiptail --backtitle "Proxmox VE Helper Scripts" --defaultno --title "VERBOSE MODE" --yesno "Enable Verbose Mode?" 10 58); then
+      VERBOSE="yes"
+    else
+      VERBOSE="no"
+    fi
+    echo -e "${SEARCH}${BOLD}${DGN}Verbose Mode: ${BGN}$VERBOSE${CL}"
+  fi
+
+  if (whiptail --backtitle "[dev] Proxmox VE Helper Scripts" --title "ADVANCED SETTINGS WITH CONFIG FILE COMPLETE" --yesno "Ready to create ${APP} LXC?" 10 58); then
+    echo -e "${CREATING}${BOLD}${RD}Creating a ${APP} LXC using the above settings${CL}"
+    write_config
+  else
+    clear
+    header_info
+    echo -e "${INFO}${HOLD} ${GN}Using Config File on node $PVEHOST_NAME${CL}"
+    config_file
+  fi
+
+}