I have 2 CSV Files 1 files have ip address and vsad id, the other CVS File has on ip address. may be or may not be both files has same ip address. based on file1 we should map to file 2 and we need to asign the vsad id using logstash. the output should be in json format. can some one help me how to write the path in config file. for mapping both the CSV files.