raspiblitz#100 beginning of set lnd port script

home.admin/config.scripts/lnd.setport.sh

@@ -0,0 +1,46 @@
+#!/bin/bash
+
+# based on: https://github.com/rootzoll/raspiblitz/issues/100#issuecomment-465997126
+
+if [ $# -eq 0 ]; then
+ echo "small config script set the port LND is running on"
+ echo "lnd.setport.sh [portnumber]"
+ exit 1
+fi
+
+portnumber=$1
+
+# check port number is bigger then zero
+if [ ${portnumber} -lt 1 ]; then
+  echo "FAIL - portnumber(${portnumber}) not above 0"
+  exit 1
+fi
+
+# check port number is smaller than max
+if [ ${portnumber} -gt 65535 ]; then
+  echo "FAIL - portnumber(${portnumber}) not below 65535"
+  exit 1
+fi
+
+# check lnd.conf exits 
+lndConfExists=$(sudo ls /mnt/hdd/lnd/lnd.conf | grep -c 'lnd.conf')
+if [ ${lndConfExists} -eq 0 ]; then
+  echo "FAIL - /mnt/hdd/lnd/lnd.conf not found"
+  exit 1
+fi
+
+echo "DEBUG EXIT"
+exit 0
+
+# check if "listen=" exists in lnd config
+valueExists=$(sudo cat /mnt/hdd/lnd/lnd.conf | grep -c 'nat=')
+if [ ${valueExists} -eq 0 ]; then
+  echo "Adding autonat config defaults to /mnt/hdd/lnd/lnd.conf"
+  sudo sed -i '$ a listen=0.0.0.0:9735' /mnt/hdd/lnd/lnd.conf
+fi
+
+# stop services
+echo "making sure services are not running"
+sudo systemctl stop lnd 2>/dev/null
+
+echo "needs reboot to activate new setting"