apollo-router 2.13.1

A configurable, high-performance routing runtime for Apollo Federation 🚀
Documentation 
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telemetry:
  exporters:
    metrics:
      prometheus:
        enabled: true
      otlp:
        enabled: true
        endpoint: default
    tracing:
      otlp:
        enabled: true
        endpoint: default
      zipkin:
        enabled: true
        endpoint: default
      datadog:
        enabled: true
        endpoint: default
  instrumentation:
    spans:
      mode: spec_compliant
      default_attribute_requirement_level: recommended
      router:
        attributes:
          "custom_one":
            request_header: host
      supergraph:
        attributes:
          graphql.document: true
      subgraph:
        attributes:
          subgraph.graphql.document: true
    instruments:
      router:
        http.server.request.body.size:
          attributes:
            # Standard attributes
            http.response.status_code: true
            "my_attribute":
              response_header: "content-type"
        http.server.request.duration:
          attributes:
            # Standard attributes
            http.response.status_code: true
            http.request.method: true
            # Custom attribute
            "my_attribute":
              response_header: "content-type"
        my.request.duration: # The name of your custom instrument/metric
          value: duration
          type: counter
          unit: s
          description: "my description"
        acme.request.size: # The name of your custom instrument/metric
          value:
            request_header: "content-length"
          type: counter
          unit: s
          description: "my description"

        acme.request.length: # The name of your custom instrument/metric
          value:
            request_header: "content-length"
          type: histogram
          unit: s
          description: "my description"
      supergraph:
        acme.graphql.requests:
          value: unit
          type: counter
          unit: request
          description: "supergraph requests"
          attributes:
            static: hello
            graphql_operation_kind:
              operation_kind: string
      subgraph:
        request_including_price1:
          value: unit
          type: counter
          unit: request
          description: "supergraph requests"
          condition:
            exists:
              subgraph_response_data: "$.products[*].price1"
          attributes:
            subgraph.name: true
      connector:
        acme.user.not.found:
          value: unit
          type: counter
          unit: count
          description: "Count of 404 responses from the user API"
          condition:
            all:
              - eq:
                - 404
                - connector_http_response_status: code
              - eq:
                - "user_api"
                - connector_source: name
      graphql:
        list.length: true
        field.execution: true
    events:
      router:
        # Standard events
        request: info
        response: info
        error: info

        # Custom events
        my.request_event:
          message: "my event message"
          level: info
          on: request
          attributes:
            http.request.body.size: true
          # Only log when the x-log-request header is `log` 
          condition:
            eq:
              - "log"
              - request_header: "x-log-request"
        my.response_event:
          message: "my response event message"
          level: info
          on: response
          attributes:
            http.response.body.size: true
          # Only log when the x-log-request header is `log` 
          condition:
            eq:
              - "log"
              - response_header: "x-log-request"
      supergraph:
        # Standard events
        request: info
        response: info
        error: info

        # Custom events
        my.request.event:
          message: "my event message"
          level: info
          on: request
          # Only log when the x-log-request header is `log` 
          condition:
            eq:
              - "log"
              - request_header: "x-log-request"
        my.response_event:
          message: "my response event message"
          level: warn
          on: response
          condition:
            eq:
              - "log"
              - response_header: "x-log-request"
      subgraph:
        # Standard events
        request: info
        response: warn
        error: error

        # Custom events
        my.request.event:
          message: "my event message"
          level: info
          on: request
        my.response.event:
          message: "my response event message"
          level: error
          on: response
          attributes:
            subgraph.name: true
            response_status:
              subgraph_response_status: code
      connector:
        # Standard events
        request: off
        response: info
        error: error

        # Custom events
        connector.response:
          message: "Connector response"
          level: info
          on: response
          attributes:
            connector.http.method: true
            connector.url.template: true
            response_status:
              connector_http_response_status: code