RouteFilter to Set Load Balancing Policy

RouteFilter for Load Balancing Policy #

route_filter_lb (policy: ring_hash_cookie) #

Filter Config #

apiVersion: enroute.saaras.io/v1
kind: RouteFilter
metadata:
  name: ring-hash-cookie
  namespace: httpbin
spec:
  name: ring-hash-cookie
  type: route_filter_lb
  routeFilterConfig:
    config: |
          {
                  "policy" : "ring_hash_cookie",
                  "cookie_hash" : {"name": "x-sticky-cookie", "ttl": "60s", "path" : "/" }
          }

route_filter_lb (ring_hash_request) #

Filter config #

apiVersion: enroute.saaras.io/v1
kind: RouteFilter
metadata:
  name: ring-hash-cookie
  namespace: httpbin
spec:
  name: ring-hash-cookie
  routeFilterConfig:
    config: |
      {
              "policy" : "ring_hash_request",
              "request_hash_policies" : [{"terminal": false, "source_ip" : true }]
      }
  type: route_filter_lb

An example Route in a GatewayHost that utilizes this is shown below -

GatewayHost config #

apiVersion: enroute.saaras.io/v1
kind: GatewayHost
metadata:
  name: httpbin-9000-gatewayhost-httpbin-host
  namespace: httpbin
spec:
  routes:
  - conditions:
    - prefix: /
    filters:
    - name: regex-rewrite-filter
      type: route_filter_regex_rewrite
    - name: add-set-remove-request-response-headers
      type: route_filter_headers
    - name: ring-hash-cookie
      type: route_filter_lb
    services:
    - name: httpbin
      port: 9000
  virtualhost:
    fqdn: '*'