Imports github.com/elastic/beats/v7/libbeat/common github.com/elastic/beats/v7/libbeat/logp github.com/elastic/beats/v7/metricbeat/mb github.com/elastic/beats/v7/metricbeat/mb/parse github.com/elastic/beats/v7/metricbeat/module/zookeeper github.com/pkg/errors Standard library imports bufio encoding/binary io regexp strconv strings time