sapl/check_solr.sh

#!/usr/bin/env bash

# Pass the base SOLR URL as parameter, i.e., bash check_solr http://localhost:8983

SOLR_URL=$1

RETRY_COUNT=1
RETRY_LIMIT=4

echo "Waiting for solr connection at $SOLR_URL ..."
while [[ $RETRY_COUNT < $RETRY_LIMIT ]]; do
   echo "Attempt to connect to solr: $RETRY_COUNT of $RETRY_LIMIT"
   let RETRY_COUNT=RETRY_COUNT+1;
   echo "$SOLR_URL/solr/admin/collections?action=LIST"
   RESULT=$(curl -s -o /dev/null -I "$SOLR_URL/solr/admin/collections?action=LIST" -w '%{http_code}')
   echo $RESULT
   if [ $RESULT == 200 ]; then
      echo "Solr server is up!"
      exit 1
   else
      sleep 3
   fi
done
echo "Solr connection failed."
exit 2