added function to reconnect to master.

falkordb-cluster/cluster-entrypoint.sh

@@ -328,6 +328,26 @@ if [[ $RUN_METRICS -eq 1 ]]; then
   redis_exporter_pid=$!
 fi
 
+reconnect_to_master(){
+  res=$(redis-cli $AUTH_CONNECTION_STRING $TLS_CONNECTION_STRING info replication)
+  if [[ -n $res ]];then
+    master_info=$(redis-cli $AUTH_CONNECTION_STRING $TLS_CONNECTION_STRING info replication | grep role)
+    if [[ $master_info == *"role:slave"* ]];then
+      ip="$(echo "$res" | grep master_host | cut -d':' -f2 | tr -d '[:space:]')"
+      master_node_id=$(redis-cli $AUTH_CONNECTION_STRING $TLS_CONNECTION_STRING cluster nodes | grep $"ip")
+      echo "The master node id is: $master_node_id"
+      redis-cli $AUTH_CONNECTION_STRING $TLS_CONNECTION_STRING cluster replicate $master_node_id
+    else
+      echo "Node is a master, no need to resolve master hostname."
+    fi
+  else
+    echo "Replication did not happen yet,first time running the redis server."
+  fi
+
+}
+
+reconnect_to_master
+
 while true; do
   sleep 1
 done