httpbin_transform.yaml

apiVersion: tyk.tyk.io/v1alpha1
kind: ApiDefinition
metadata:
  name: httpbin-transform
spec:
  name: httpbin-transform
  use_keyless: true
  protocol: http
  active: true
  proxy:
    target_url: http://httpbin.org
    listen_path: /httpbin-transform
    strip_listen_path: true
  response_processors:
    - name: response_body_transform
    - name: header_injector
  version_data:
    default_version: Default
    not_versioned: true
    versions:
      Default:
        name: Default
        use_extended_paths: true
        paths:
          black_list: [ ]
          ignored: [ ]
          white_list: [ ]
        extended_paths:
          transform:
            - method: POST
              path: /anything
              template_data:
                enable_session: false
                input_type: json
                template_mode: blob
                # base64 encoded template
                template_source: eyJiYXIiOiAie3suZm9vfX0ifQ==
          transform_response:
            - method: GET
              path: /xml
              template_data:
                enable_session: false
                input_type: xml
                template_mode: blob
                # base64 encoded template
                template_source: e3sgLiB8IGpzb25NYXJzaGFsIH19
          transform_response_headers:
            - method: GET
              path: /xml
              add_headers:
                Content-Type: "application/json"
              act_on: false
              delete_headers: [ ]

#curl http://localhost:8081/httpbin-transform/anything -X POST -d '{"foo": "bar"}' -H 'Content-Type: application/json'
#  {
#    "args": {},
#    "data": "{\"bar\": \"bar\"}",
#    "files": {},
#    "form": {},
#    "headers": {
#      "Accept": "*/*",
#      "Accept-Encoding": "gzip",
#      "Content-Length": "14",
#      "Content-Type": "application/json",
#      "Host": "httpbin.org",
#      "User-Agent": "curl/7.71.1",
#      "X-Amzn-Trace-Id": "Root=1-5f7b9a0c-38521f504d5e3ff521049ce7"
#    },
#    "json": {
#      "bar": "bar"
#    },
#    "method": "POST",
#    "origin": "::1, 82.47.141.120",
#    "url": "http://httpbin.org/anything"
#  }