OpenTelemetry Configuration

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Configuration

This plugin is compatible with DB-less mode.

Compatible protocols

The OpenTelemetry plugin is compatible with the following protocols:

grpc, grpcs, http, https

Parameters

Here's a list of all the parameters which can be used in this plugin's configuration:

• name or plugin

  string required

  The name of the plugin, in this case opentelemetry.

  • If using the Kong Admin API, Konnect API, declarative configuration, or decK files, the field is name.
  • If using the KongPlugin object in Kubernetes, the field is plugin.

• enabled

  boolean default: true

  Whether this plugin will be applied.

• config

  record required
  • endpoint

    string required

    The full HTTP(S) endpoint that Kong Gateway should send OpenTelemetry spans to. The endpoint must be a OTLP/HTTP endpoint.

  • headers

    map

    The custom headers to be added in the HTTP request sent to the OTLP server. This setting is useful for adding the authentication headers (token) for the APM backend.

  • resource_attributes

    map

    The attributes specified on this property are added to the OpenTelemetry resource object. Kong follows the OpenTelemetry specification for Semantic Attributes.

    The following attributes are automatically added to the resource object:

    • service.name: The name of the service. This is kong by default.
    • service.version: The version of Kong Gateway.
    • service.instance.id: The node id of Kong Gateway.

    The default values for the above attributes can be overridden by specifying them in this property. For example, to override the default value of service.name to my-service, you can specify { "service.name": "my-service" }.

  • batch_span_count

    integer required default: 200

    The number of spans to be sent in a single batch.

  • batch_flush_delay

    integer required default: 3

    The delay, in seconds, between two consecutive batches.

  • connect_timeout

    integer default: 1000 between: 0 2147483646

    The timeout, in milliseconds, for the OTLP server connection.

  • send_timeout

    integer default: 5000 between: 0 2147483646

    The timeout, in milliseconds, for sending spans to the OTLP server.

  • read_timeout

    integer default: 5000 between: 0 2147483646

    The timeout, in milliseconds, for reading the response from the OTLP server.