config.yaml

receivers:
  syslog:
    udp:
      listen_address: "0.0.0.0:54526"
    operators:
    - type: json_parser
      parse_from: attributes.message
    protocol: rfc5424
    location: UTC
  syslog/tcp:
    tcp:
      listen_address: "0.0.0.0:54526"
      tls:
        ca_file: /etc/otel-collector-config/ssl/ca.pem
        cert_file: /etc/otel-collector-config/ssl/cert.pem
        key_file: /etc/otel-collector-config/ssl/key.pem
    operators:
    - type: json_parser
      parse_from: attributes.message
    protocol: rfc5424
    location: UTC
  prometheus/collector:
    config:
      scrape_configs:
        - job_name: 'opentelemetry-collector'
          static_configs:
            - targets: ['localhost:8888']

processors:
  batch:
  batch/clickhouse:
    timeout: 5s
    send_batch_size: 5000

exporters:
  otlphttp/metrics:
    endpoint: http://prometheus:9090/api/v1/otlp
  logging/debug:
    verbosity: detailed
  logging:
  otlphttp/loki:
    endpoint: http://loki:3100/otlp
  clickhouse:
    endpoint: tcp://clickhouse:9000?dial_timeout=10s
    database: otel
    async_insert: true
    ttl: 72h
    compress: lz4
    create_schema: false
    logs_table_name: otel_logs_null
    traces_table_name: otel_traces
    metrics_table_name: otel_metrics
    timeout: 5s
    retry_on_failure:
      enabled: true
      initial_interval: 5s
      max_interval: 5s
      max_elapsed_time: 30s
    username: otel
    password: ${env:CLICKHOUSE_PASSWORD}

service:
  pipelines:
    metrics/otel:
      receivers: [prometheus/collector]
      processors: [batch]
      exporters: [logging, otlphttp/metrics]
    logs/clickhouse:
      receivers: [syslog,syslog/tcp]
      processors: [batch/clickhouse]
      exporters: [logging, clickhouse]