6.5. Jaeger Remote Sampling Extension

# ...
  config:
    extensions:
      jaegerremotesampling:
        source:
          reload_interval: 30s 
          remote:
            endpoint: jaeger-collector:14250 
          file: /etc/otelcol/sampling_strategies.json 

    receivers:
      otlp:
        protocols:
          http: {}

    exporters:
      debug: {}

    service:
      extensions: [jaegerremotesampling]
      pipelines:
        traces:
          receivers: [otlp]
          exporters: [debug]
# ...

# ...
  config:
    extensions:
      jaegerremotesampling:
        source:
          reload_interval: 30s 

          remote:
            endpoint: jaeger-collector:14250 

          file: /etc/otelcol/sampling_strategies.json 

    receivers:
      otlp:
        protocols:
          http: {}

    exporters:
      debug: {}

    service:
      extensions: [jaegerremotesampling]
      pipelines:
        traces:
          receivers: [otlp]
          exporters: [debug]
# ...

{
  "service_strategies": [
    {
      "service": "foo",
      "type": "probabilistic",
      "param": 0.8,
      "operation_strategies": [
        {
          "operation": "op1",
          "type": "probabilistic",
          "param": 0.2
        },
        {
          "operation": "op2",
          "type": "probabilistic",
          "param": 0.4
        }
      ]
    },
    {
      "service": "bar",
      "type": "ratelimiting",
      "param": 5
    }
  ],
  "default_strategy": {
    "type": "probabilistic",
    "param": 0.5,
    "operation_strategies": [
      {
        "operation": "/health",
        "type": "probabilistic",
        "param": 0.0
      },
      {
        "operation": "/metrics",
        "type": "probabilistic",
        "param": 0.0
      }
    ]
  }
}

{
  "service_strategies": [
    {
      "service": "foo",
      "type": "probabilistic",
      "param": 0.8,
      "operation_strategies": [
        {
          "operation": "op1",
          "type": "probabilistic",
          "param": 0.2
        },
        {
          "operation": "op2",
          "type": "probabilistic",
          "param": 0.4
        }
      ]
    },
    {
      "service": "bar",
      "type": "ratelimiting",
      "param": 5
    }
  ],
  "default_strategy": {
    "type": "probabilistic",
    "param": 0.5,
    "operation_strategies": [
      {
        "operation": "/health",
        "type": "probabilistic",
        "param": 0.0
      },
      {
        "operation": "/metrics",
        "type": "probabilistic",
        "param": 0.0
      }
    ]
  }
}