Header Manipulation

Add, overwrite, and remove headers on requests and responses

Category: Practical
Task: Add, overwrite, and remove headers on requests and responses

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.

# Header Manipulation
#
# Add, overwrite, and remove headers on requests and responses.
#
listeners:
  - name: default
    address: "127.0.0.1:8080"
    filter_chains:
      - main

filter_chains:
  - name: main
    filters:
      - filter: router
        routes:
          - path_prefix: "/"
            cluster: backend

      - filter: headers
        request_add:
          - name: "X-Forwarded-By"
            value: "praxis"
          - name: "X-Request-Source"
            value: "gateway"
        response_add:
          - name: "X-Request-Served-By"
            value: "praxis-gateway"
        response_set:
          - name: "X-Powered-By"
            value: "praxis"
          - name: "X-Frame-Options"
            value: "DENY"
        response_remove:
          - "Server"

      - filter: load_balancer
        clusters:
          - name: backend
            endpoints:
              - "127.0.0.1:3000"

insecure_options:
  allow_private_endpoints: true # example proxies to local backends