otel-config.yaml

# Copyright 2022 Google LLC
#
# 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
#
#     https://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.

receivers:
  otlp:
    protocols:
      grpc:
      http:

# This section shows a sample pubsub receiver config. Uncomment it to
# use your own. See https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/receiver/googlecloudpubsubreceiver#google-pubsub-receiver
#   googlecloudpubsub:
#     project: my-project
#     subscription: projects/my-project/subscriptions/otel
#     encoding: raw_json

# This section shows a sample cloud spanner receiver config. Uncomment it to
# use your own. See https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/receiver/googlecloudspannerreceiver#google-cloud-spanner-receiver
#   googlecloudspanner:
#     collection_interval: 120s
#     top_metrics_query_max_rows: 10
#     backfill_enabled: true
#     cardinality_total_limit: 200000
#     projects:
#       - project_id: "spanner project 1"
#         service_account_key: "path to spanner project 1 service account json key"
#         instances:
#           - instance_id: "id1"
#             databases:
#               - "db11"
#               - "db12"

# This section shows a sample prometheus config for self-observability metrics
# See https://github.com/open-telemetry/opentelemetry-collector-contrib/tree/main/exporter/googlemanagedprometheusexporter#example-configuration

  prometheus/self:
    config:
      scrape_configs:
      - job_name: 'otel-collector'
        scrape_interval: 10s
        static_configs:
        - targets: ['0.0.0.0:8888']
        # I get duplicate label errors on export without dropping the incoming labels.
        metric_relabel_configs:
        - regex: service_instance_id
          action: labeldrop
        - regex: service_version
          action: labeldrop
        - regex: service_name
          action: labeldrop

exporters:
  googlecloud:

  googlemanagedprometheus:

#   googlecloudpubsub:
#     project: my-project
#     topic: my-topic

  logging:
    loglevel: debug

processors:
  resourcedetection/gke:
    detectors: [env, gcp]
    timeout: 2s
    override: false

  memory_limiter:
    check_interval: 1s
    limit_percentage: 65
    spike_limit_percentage: 20
  batch:
    send_batch_max_size: 200
    send_batch_size: 200

service:
  pipelines:
    traces:
      receivers: [otlp]
      processors: [memory_limiter, batch, resourcedetection/gke]
      exporters: [googlecloud, logging]

    metrics:
      receivers: [otlp, prometheus/self]
      processors: [memory_limiter, batch, resourcedetection/gke]
      exporters: [googlecloud, logging]
      #exporters: [googlemanagedprometheus]

    logs:
      receivers: [otlp]
      processors: [memory_limiter, batch, resourcedetection/gke]
      exporters: [googlecloud, logging]