# Copyright © 2018  AT&T, Amdocs, Bell Canada Intellectual Property.  All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#       http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
input {
  http_poller {
        urls => {
            event_queue => {
                method => get
                url => "${dmaap_base_url}/events/${event_topic}/${dmaap_consumer_group}/${dmaap_consumer_id}?timeout=15000"
                headers => {
                    Accept => "application/json"
                }
                add_field => { "topic" => "${event_topic}" }
                type => "dmaap_event"
            }
            notification_queue => {
                method => get
                url => "${dmaap_base_url}/events/${notification_topic}/${dmaap_consumer_group}/${dmaap_consumer_id}?timeout=15000"
                headers => {
                    Accept => "application/json"
                }
                add_field => { "topic" => "${notification_topic}" }
                type => "dmaap_notification"
            }
            request_queue => {
                method => get
                url => "${dmaap_base_url}/events/${request_topic}/${dmaap_consumer_group}/${dmaap_consumer_id}?timeout=15000"
                headers => {
                    Accept => "application/json"
                }
                add_field => { "topic" => "${request_topic}" }
                type => "dmaap_request"
            }
        }
        socket_timeout => 30
        request_timeout => 30
        interval => 60
        codec => "plain"
  }
}

filter {
	if [type] != "dmaap_log" {
        # avoid noise if no entry in the list
        if [message] == "[]" {
           drop { }
        }

        # parse json, split  the list into multiple events, and parse each event
        json {
             source => "[message]"
             target => "message"
        }
        split {
              field => "message"
	          add_field => {
      			"type" => "%{type}"
      			"topic" => "%{topic}"
    		  }
        }
        json {
             source => "message"
        }
        mutate { remove_field => [ "message" ] }
    }
    
    # express timestamps in milliseconds instead of microseconds
    ruby {
            code => "
                     if event.get('closedLoopAlarmStart').to_s.to_i(10) > 9999999999999
                       event.set('closedLoopAlarmStart', event.get('closedLoopAlarmStart').to_s.to_i(10) / 1000)
                     else
                       event.set('closedLoopAlarmStart', event.get('closedLoopAlarmStart').to_s.to_i(10))
                     end
                    "
    }
    date {
        match => [ "closedLoopAlarmStart", UNIX_MS ]
        target => "closedLoopAlarmStart"
    }

    if [closedLoopAlarmEnd] {
        ruby {
            code => "
                    if event.get('closedLoopAlarmEnd').to_s.to_i(10) > 9999999999999  
                      event.set('closedLoopAlarmEnd', event.get('closedLoopAlarmEnd').to_s.to_i(10) / 1000)
                    else
                      event.set('closedLoopAlarmEnd', event.get('closedLoopAlarmEnd').to_s.to_i(10))
                    end
                    "
        }
        date {
            match => [ "closedLoopAlarmEnd", UNIX_MS ]
            target => "closedLoopAlarmEnd"
        }

    }
    #"yyyy-MM-dd HH:mm:ss"
    if [notificationTime] {
       mutate {
              gsub => [
                   "notificationTime", " ", "T"
              ]
       }
       date {
            match => [ "notificationTime", ISO8601 ]
            target => "notificationTime"
       }
    }
}
output {
    stdout {
        codec => rubydebug
    }

    if [http_request_failure] {
        elasticsearch {
            codec => "json"
            hosts => ["${elasticsearch_base_url}"]
            index => "errors-%{+YYYY.MM.DD}"
            doc_as_upsert => true
        }
    } else {
        elasticsearch {
            codec => "json"
            hosts => ["${elasticsearch_base_url}"]
            index => "logstash-%{+YYYY.MM.DD}" # creates daily indexes
            doc_as_upsert => true

        }
    }

}