Http Active Requests

Prometheus gauge for HTTP requests currently in flight per listener

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Category: Practical
Task: Prometheus gauge for HTTP requests currently in flight per listener

Prerequisites: The product runtime and any backend services referenced by this configuration.

Run it: Use ghcr.io/praxis-proxy/praxis:0.7.2 and follow the first reverse-proxy tutorial to mount and start the configuration.

This configuration comes from the selected release. The example has not been run here; external services are not bundled.

Download the source file.

# HTTP Active Requests
#
# Prometheus gauge for HTTP requests currently in flight per listener.
# Incremented on admission and decremented when the request context is
# dropped, so client aborts and reset streams are accounted for. Scraped
# via the admin /metrics endpoint.
#
admin:
  address: "127.0.0.1:9901"

insecure_options:
  allow_private_endpoints: true

listeners:
  - name: web
    address: "127.0.0.1:8080"
    filter_chains:
      - routing

filter_chains:
  - name: routing
    filters:
      - filter: router
        routes:
          - path_prefix: "/"
            cluster: backend
      - filter: load_balancer
        clusters:
          - name: backend
            endpoints:
              - "127.0.0.1:3000"