[sources.vector_metrics]
  type = "internal_metrics"

# Akamai Datastream2 logs all accesses into AWS S3:
# https://techdocs.akamai.com/datastream2/docs/stream-amazon-s3
#
# The S3 bucket is configured to send event notifications to the SQS
# queue, which this host is allowed to read from.  This consumer
# deletes the messages from the queue, and the S3 bucket is
# configured to purge old logs.
# https://vector.dev/docs/reference/configuration/sources/aws_s3/

<% @pipelines.each do |key,sqs_url| %>
[sources.s3_akamai_<%= key %>]
  type = "aws_s3"
  region = "us-east-1"
  compression = "gzip"
  sqs.delete_message = true
  sqs.poll_secs = 15
  sqs.queue_url = "<%= sqs_url %>"

[transforms.parse_<%= key %>]
  type = "remap"
  inputs = ["s3_akamai_<%= key %>"]
  source = '''
  . = parse_json!(string!(.message))
  .turnAroundTimeSec = to_int!(.turnAroundTimeMSec) / 1000.0
  '''

[transforms.logs2metrics_<%= key %>]
  type = "log_to_metric"
  inputs = ["parse_<%= key %>"]

  [[transforms.logs2metrics_<%= key %>.metrics]]
    field = "cacheStatus"
    name = "requests_cache_count"
    namespace = "akamai_<%= key %>"
    type = "counter"
      [transforms.logs2metrics_<%= key %>.metrics.tags]
      status_code = "{{statusCode}}"
      cached = "{{cacheStatus}}"
      host = "{{reqHost}}"

  [[transforms.logs2metrics_<%= key %>.metrics]]
    field = "bytes"
    name = "requests_bytes"
    namespace = "akamai_<%= key %>"
    type = "counter"
    increment_by_value = true
      [transforms.logs2metrics_<%= key %>.metrics.tags]
      status_code = "{{statusCode}}"
      cached = "{{cacheStatus}}"
      host = "{{reqHost}}"

  [[transforms.logs2metrics_<%= key %>.metrics]]
    field = "turnAroundTimeSec"
    name = "turnaround_time_sec"
    namespace = "akamai_<%= key %>"
    type = "histogram"
      [transforms.logs2metrics_<%= key %>.metrics.tags]
      status_code = "{{statusCode}}"
      cached = "{{cacheStatus}}"
      host = "{{reqHost}}"

<% end %>

[sinks.prometheus_exporter]
  type = "prometheus_exporter"
  inputs = ["vector_metrics", "logs2metrics*"]
  buckets = [0.001, 0.002, 0.005, 0.01, 0.02, 0.05, 0.1, 0.2, 0.5, 1, 2, 5]
  address = "0.0.0.0:9081"
  flush_period_secs = 120
  suppress_timestamp = true