Create CL wallet from seedwords before start (#2822)

home.admin/00parallelMainnetServices.sh

@@ -81,6 +81,9 @@ if [ "${cl}" != "${choice}" ]; then
   if [ "${choice}" =  "on" ]; then
     if [ ${errorOnInstall} -eq 0 ]; then
       echo "# Successfully installed CL on $CHAIN"
+      # for mainnet only
+      # generate wallet from seedwords
+      /home/admin/config.scripts/cl.hsmtool.sh new $CHAIN
     else
       l1="# !!! FAIL on CL on $CHAIN install !!!"
       l2="# Try manual install on terminal after reboot with:"

home.admin/00settingsMenuBasics.sh

@@ -418,11 +418,14 @@ if [ "${clNode}" != "${choice}" ]; then
   if [ "${choice}" = "on" ]; then
     echo "# turning ON"
     /home/admin/config.scripts/cl.install.sh on mainnet
-    sudo /home/admin/config.scripts/cl.install.sh display-seed mainnet
+    # generate wallet from seedwords or just display
+    /home/admin/config.scripts/cl.hsmtool.sh new mainnet
     if [ "${testnet}" == "on" ]; then
+      # no seed for testnet
       /home/admin/config.scripts/cl.install.sh on testnet
     fi
     if [ "${signet}" == "on" ]; then
+      # no seed for signet
       /home/admin/config.scripts/cl.install.sh on signet
     fi
   else

home.admin/config.scripts/cl.hsmtool.sh

@@ -17,7 +17,7 @@ if [ $# -lt 1 ] || [ "$1" = "-h" ] || [ "$1" = "-help" ]||\
   echo "cl.hsmtool.sh [new] [mainnet|testnet|signet] [?seedPassword]"  
   echo "cl.hsmtool.sh [new-force] [mainnet|testnet|signet] [?seedPassword]"  
   echo "There will be no seedPassword(passphrase) used by default"
-  echo "new-force will delete any old wallet and will work without dialog"
+  echo "new-force will backup the old wallet and will work without interaction"
   echo
   echo "cl.hsmtool.sh [seed] [mainnet|testnet|signet] [\"space-separated-seed-words\"] [?seedPassword]"  
   echo "cl.hsmtool.sh [seed-force] [mainnet|testnet|signet] [\"space-separated-seed-words\"] [?seedPassword]"  
@@ -165,12 +165,37 @@ if [ "$1" = "new" ] || [ "$1" = "new-force" ] || [ "$1" = "seed" ] || [ "$1" = "
 
   # check/delete existing wallet
   if [ "$1" = "new-force" ] || [ "$1" = "seed-force" ]; then
-    echo "# deleting any old wallet ..."
-    sudo rm $hsmSecretPath 2>/dev/null
+    if sudo ls $hsmSecretPath 2>1 1>/dev/null; then
+      echo "# Moving the old wallet to backup"
+      now=$(date +"%Y_%m_%d_%H%M%S")
+      sudo mv $hsmSecretPath $hsmSecretPath.backup.${now} 2>/dev/null || exit 1
+    fi
   else
     if sudo ls $hsmSecretPath 2>1 1>/dev/null; then
       echo "# The hsm_secret is already present at $hsmSecretPath."
+      if [ ${CHAIN} = "mainnet" ]; then
+        if sudo ls /home/bitcoin/.lightning/${CLNETWORK}/seedwords.info 2>1 1>/dev/null; then 
+          echo "# There is a /home/bitcoin/.lightning/${CLNETWORK}/seedwords.info so don't create new"
+          # show seed
+          sudo /home/admin/config.scripts/cl.install.sh display-seed mainnet
           exit 0
+        else
+          # there should be no hsm_secret without seedwords.info, but protect this edge-case
+          whiptail --title " An hsm_secret is present " \
+	         --yes-button "New wallet" \
+	         --no-button "Keep no seed" \
+	         --yesno "The wallet was autogenerated by lightningd and there is no seedwords.info file.\nDo you want to generate a new wallet from seedwords?" 9 60
+	        if [ $? -eq 0 ]; then
+	          echo "# yes-button -> New wallet"
+            echo "# Moving the old wallet to backup"
+            now=$(date +"%Y_%m_%d_%H%M%S")
+            sudo mv $hsmSecretPath $hsmSecretPath.backup.${now} 2>/dev/null || exit 1
+	        else
+	          echo "# no-button -> Keep the hsm_secret"
+	          exit 0
+	        fi
+        fi
+      fi
     fi
   fi
 

home.admin/config.scripts/cl.install.sh

@@ -300,6 +300,17 @@ always-use-proxy=true
   sudo chown -R bitcoin:bitcoin /mnt/hdd/app-data/.lightning
   sudo chown -R bitcoin:bitcoin /home/bitcoin/  
 
+  ## Create a wallet from seedwords for mainnet
+  if [ ${CHAIN} = "mainnet" ]; then
+    hsmSecretPath="/home/bitcoin/.lightning/${CLNETWORK}/hsm_secret"
+    if sudo ls $hsmSecretPath; then
+      echo "# $hsmSecretPath is already present"
+    else
+      echo "Create a wallet from seedwords for mainnet"
+      /home/admin/config.scripts/cl.hsmtool.sh new-force mainnet
+    fi
+  fi
+
   #################
   # Backup plugin #
   #################