#293 reindex detection and script

home.admin/00infoLCD.sh

@@ -151,6 +151,17 @@ while :
       continue
     fi
 
+    # if re-indexing 
+    if [ "${state}" = "reindex" ]; then
+      l1="REINDEXING BLOCKCHAIN\n"
+      l2="To monitor & detect finish:\n"
+      l3="ssh admin@${localip}\n"
+      boxwidth=$((${#localip} + 28))
+      dialog --backtitle "RaspiBlitz ${codeVersion} (${state})" --infobox "$l1$l2$l3" 5 ${boxwidth}
+      sleep 3
+      continue
+    fi
+
     # check if bitcoin is ready
     sudo -u bitcoin ${network}-cli -datadir=/home/bitcoin/.${network} getblockchaininfo 1>/dev/null 2>error.tmp
     clienterror=`cat error.tmp`

home.admin/00mainMenu.sh

@@ -58,6 +58,13 @@ if [ "${state}" = "recovered" ]; then
   exit 1
 fi 
 
+# signal that a reindex was triggered
+if [ "${state}" = "reindex" ]; then
+  echo "Re-Index in progress ... start monitoring:"
+  /home/admin/config.scripts/network.reindex.sh
+  exit 1
+fi 
+
 # if pre-sync is running - stop it - before continue
 if [ "${state}" = "presync" ]; then
   # stopping the pre-sync
@@ -118,6 +125,17 @@ waitUntilChainNetworkIsReady()
       clienterror=`cat error.tmp`
       rm error.tmp
       if [ ${#clienterror} -gt 0 ]; then
+
+        # analyse LOGS for possible reindex
+        reindex=$(sudo cat /mnt/hdd/${network}/debug.log | grep -c 'Please restart with -reindex or -reindex-chainstate to recover')
+        if [ ${reindex} -gt 0 ]; then
+          echo "!! DETECTED NEED FOR RE-INDEX in debug.log ... starting repair script."
+          sleep 3
+          sudo /home/admin/config.scripts/network.reindex.sh
+          exit
+        fi
+
+        # normal info
         boxwidth=40
         l1="Waiting for ${network}d to get ready.\n"
         l2="---> ${clienterror/error*:/}\n"

home.admin/config.scripts/network.reindex.sh

@@ -0,0 +1,66 @@
+#!/bin/bash
+
+# command info
+if [ "$1" = "-h" ] || [ "$1" = "-help" ]; then
+ echo "script to run re-index if the blockchain (in case of repair)"
+ echo "run to start or monitor re-index progress"
+ exit 1
+fi
+
+# check and load raspiblitz config
+# to know which network is running
+source /mnt/hdd/raspiblitz.conf 2>/dev/null
+if [ ${#network} -eq 0 ]; then
+ echo "FAIL - missing /mnt/hdd/raspiblitz.conf"
+ exit 1
+fi
+
+# load raspiblitz.info to know if reindex is already running
+source /home/admin/raspiblitz.info 2>/dev/null
+if [ ${#state} -eq 0 ]; then
+ echo "FAIL - missing /home/admin/raspiblitz.info"
+ exit 1
+fi
+
+# if re-index is not running, start ...
+if [ "${state}" != "reindex" ]; then
+
+  # stop services
+  echo "making sure services are not running .."
+  sudo systemctl stop lnd 2>/dev/null
+  sudo systemctl stop ${network}d 2>/dev/null
+
+  # starting reindex
+  echo "starting re-index ..."
+  sudo -u bitcoin /usr/local/bin/${network}d -daemon -reindex -conf=/home/bitcoin/.${network}/${network}.conf -datadir=/home/bitcoin/.${network}
+
+  # set reindex flag in raspiblitz.info (gets deleted after (final) reboot)
+  sudo sed -i "s/^state=.*/state=reindex/g" /home/admin/raspiblitz.info
+
+fi
+
+# while loop to wait to finish
+finished=0
+while [ ${finished} -eq 0 ]
+  do
+  clear
+  echo "*************************"
+  echo "REINDEXING BLOCKCHAIN"
+  echo "*************************"
+  echo "THIS CAN TAKE SOME LONG TIME"
+  echo "If you dont see any progress after 24h press X to stop."
+
+  #TODO: detect and display progress
+  #TODO: determine when finished and then finished=1
+
+done
+
+# trigger reboot when finished
+echo "*************************"
+echo "Re-Index finished"
+echo "Starting reboot ..."
+echo "*************************"
+# clean logs (to prevent a false reindex detection)
+sudo rm /mnt/hdd/${network}/debug.log
+# reboot
+sudo shutdown -r now