Use retry_cmd_until_success.sh script

.gitlab-ci.yml

@@ -868,19 +868,7 @@ kube-prometheus-stack-alerts:
     - *debug_information
   script:
     # Retry taiko tests multiple times until they succeed
-    - |
-      set -o pipefail
-      i=0
-      until unbuffer python3 -m openappstack $HOSTNAME test --apps $RESOURCE | ts -i | ts
-      do
-        if [[ $i -ge 20 ]]
-        then
-          exit 1
-        fi
-        (( i++ ))
-        sleep 1
-        echo -e "${i}. retry:\n"
-      done
+    - bash ./.gitlab/ci_scripts/retry_cmd_until_success.sh 20 unbuffer python3 -m openappstack $HOSTNAME test --apps $RESOURCE | ts -i | ts
   artifacts:
     paths:
       - test/taiko/Screenshot*

.gitlab/ci_scripts/retry_cmd_until_success.sh

+#!/usr/bin/env bash
+#
+# Executes given cms multiple times until it is successful
+#
+# Usage:
+#
+#   ./retry_cmd_until_success.sh [retries] [cmd]
+#
+# Example:
+#
+#   ./retry_cmd_until_success.sh 10 ping ix.de
+
+retries=$1
+shift
+cmd=$*
+
+if [[ ! $retries =~ ^-?[0-9]+$ ]]
+then
+  echo "Please specify retries count."
+  exit 1
+fi
+
+if [[ -z "$cmd" ]]
+then
+  echo "Please specify a cmd."
+  exit 1
+fi
+echo "Retrying \"$cmd\" ${retries} times."
+
+i=0
+until eval $cmd
+do
+  echo -e "return code: $?\n"
+  if [[ $i -ge 2 ]]
+  then
+    exit 1
+  fi
+  (( i++ ))
+  sleep 1
+  echo "${i}. retry:"
+done