Allowing CORS Origins

gateway-cors-1.yaml

apiVersion: gateway.solo.io/v1
kind: VirtualService
metadata:
  name: fruits-api
  namespace: my-gloo
spec:
  displayName: FruitsAPI
  virtualHost:
    options:
      cors: 
        allowOriginRegex: 
          - '^http(s)?:\/\/localhost:[0-9]{4,5}$'
        maxAge: 1d 
    domains:
      - '*'
    routes:
      - matchers:
          - prefix: /
        routeAction:
          single:
            destination:
              upstream:
                name: fruits-app-fruits-api-8080
                namespace: my-gloo