protect old data from deletion

home.admin/setup.scripts/dialogBlockchainLightning.sh

@@ -16,7 +16,7 @@ lightning=""
 # chose blockchain
 OPTIONS=()
 OPTIONS+=(BITCOIN "Setup BITCOIN Blockchain (BitcoinCore)")
-OPTIONS+=(LITECOIN "Setup LITECOIN Blockchain")
+OPTIONS+=(LITECOIN "Setup LITECOIN Blockchain (experimental)")
 CHOICE=$(dialog --clear \
                 --backtitle "RaspiBlitz ${codeVersion} - Setup" \
                 --title "⚡ Blockchain ⚡" \

home.admin/setup.scripts/dialogDeleteData.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+whiptail --title " FORMATTING DATA DRVE " --yes-button "DELETE DATA" --no-button "CANCEL" --yesno "For fresh setup your data drive needs to be formatted, but there is old data on your HDD/SSD that could contain funds.
+
+Are you really sure that you want delete that old data?
+      " 10 65
+
+if [ "$?" == "0" ]; then
+    # 0 --> delete data
+    exit 0
+else
+    # 1 --> cancel
+    exit 1
+fi

home.admin/setup.scripts/setupDialogControl.sh

@@ -8,6 +8,9 @@ source /home/admin/raspiblitz.info
 # this key/value file contains the state during the setup process
 SETUPFILE="/var/cache/raspiblitz/temp/raspiblitz.setup"
 
+# remember original setupphase
+orgSetupPhase="${setupPhase}"
+
 # init SETUPFILE & temp dir on mem drive
 sudo mkdir /var/cache/raspiblitz/temp
 sudo chown admin:admin /var/cache/raspiblitz/temp
@@ -106,6 +109,15 @@ if [ "${setupPhase}" == "setup" ]; then
   # FRESH SETUP
   if [ "${menuresult}" == "0" ]; then
 
+    # if other data is on HDD/SSD from migration/recover warn on formatting drive
+    if [ "${orgSetupPhase}" != "${setupPhase}" ]; then
+      /home/admin/setup.scripts/dialogDeleteData.sh
+      if [ "$?" == "1" ]; then
+        # exit with 0 to restart process from outside loop
+        exit 0
+      fi
+    fi
+
     ############################################
     # Choosing Blockchain & Lightning