diff --git a/universal/services/functions.bash b/universal/services/functions.bash
new file mode 100644
index 0000000..6338df7
--- /dev/null
+++ b/universal/services/functions.bash
@@ -0,0 +1,54 @@
+log () {
+  m_time=`date "+%F %T"`
+  echo $m_time" :: $scriptName :: $scriptVersion :: "$1
+}
+
+logfileSetup () {
+  # auto-clean up log file to reduce space usage
+  if [ -f "/config/logs/$scriptName.txt" ]; then
+  	if find /config/logs -type f -name "$scriptName.txt" -size +1024k | read; then
+		  echo "" > /config/logs/$scriptName.txt
+	  fi
+  fi
+  
+  if [ ! -f "/config/logs/$scriptName.txt" ]; then
+    echo "" > /config/logs/$scriptName.txt
+    chmod 666 "/config/logs/$scriptName.txt"
+  fi
+}
+
+getArrAppInfo () {
+  # Get Arr App information
+  if [ -z "$arrUrl" ] || [ -z "$arrApiKey" ]; then
+    arrUrlBase="$(cat /config/config.xml | xq | jq -r .Config.UrlBase)"
+    if [ "$arrUrlBase" == "null" ]; then
+      arrUrlBase=""
+    else
+      arrUrlBase="/$(echo "$arrUrlBase" | sed "s/\///g")"
+    fi
+    arrName="$(cat /config/config.xml | xq | jq -r .Config.InstanceName)"
+    arrApiKey="$(cat /config/config.xml | xq | jq -r .Config.ApiKey)"
+    arrPort="$(cat /config/config.xml | xq | jq -r .Config.Port)"
+    arrUrl="http://127.0.0.1:${arrPort}${arrUrlBase}"
+  fi
+}
+
+verifyApiAccess () {
+  until false
+  do
+    arrApiTest=""
+    arrApiVersion=""
+    if [ "$arrPort" == "8989" ] || [ "$arrPort" == "7878" ]; then
+      arrApiVersion="v3"
+    elif [ "$arrPort" == "8686" ] || [ "$arrPort" == "8787" ]; then
+      arrApiVersion="v1"
+    fi
+    arrApiTest=$(curl -s "$arrUrl/api/$arrApiVersion/system/status?apikey=$arrApiKey" | jq -r .instanceName)
+    if [ "$arrApiTest" == "$arrName" ]; then
+      break
+    else
+      log "$arrName is not ready, sleeping until valid response..."
+      sleep 1
+    fi
+  done
+}