camunda-backup-job.yaml

apiVersion: batch/v1
kind: Job
metadata:
  name: camunda-backup-job
spec:
  template:
    spec:
      containers:
      - name: backup-script
        image: curlimages/curl
        env:
          - name: BACKUP_TIME_ID
            valueFrom:
              secretKeyRef:
                name: backup-timeid
                key: backupTimeId
        command: ["/bin/sh"]
        args:
        - -c
        - |
          perform_backup() {
            local service_name=$1
            local service_port=$2
            local path_prefix=$3
            local fail_count=0

            # Perform backup
            curl -X POST "http://camunda-$service_name:$service_port$path_prefix/actuator/backups" \
              -H 'Content-Type: application/json' \
              -d "{\"backupId\": \"$BACKUP_TIME_ID\"}"
            sleep 5

            # Validate backup
            while true; do
              response=$(curl -s "http://camunda-$service_name:$service_port$path_prefix/actuator/backups/$BACKUP_TIME_ID")
              echo "$response"
              if echo "$response" | grep -q '"COMPLETED"'; then
                echo "Backup for $service_name completed successfully."
                break
              elif echo "$response" | grep -q '"IN_PROGRESS"'; then
                echo "Backup for $service_name in progress, checking again in 30s."
                sleep 30
              else
                echo "Backup for $service_name failed or in an unknown state."
                fail_count=$((fail_count+1))
                if [ $fail_count -ge 3 ]; then
                  echo "Failed 3 times for $service_name, exiting."
                  exit 1
                else
                  echo "Retrying for $service_name, attempt $fail_count of 3."
                  sleep 30
                fi
              fi
            done
          }


          # Call function for each service
          perform_backup "optimize" "8092" ""
          perform_backup "operate" "80" "/operate"
          perform_backup "tasklist" "80" "/tasklist"
      restartPolicy: Never