If our Web Servers are running in Kubernetes behin...
# announcementsh
handsome-zebra-46141
09/06/2022, 8:18 AMIf our Web Servers are running in Kubernetes behind an Ingress + Service + Deployment but we want to use GrowthBook’s Webhooks to keep our Feature cache updated what are the best practices?
handsome-zebra-46141
09/06/2022, 8:19 AMWe obviously can’t just send the Webhook to the Ingress as it will only get to one of the Pods in the Deployment.
handsome-zebra-46141
09/06/2022, 8:21 AMWould you recommend sending the webhook to something like Google Pub/Sub and having all Pods subscribe to the topic?
The issue I can see with this is that I don’t think GrowthBook will set the
Authorization: Bearerf
fresh-football-47124
09/06/2022, 8:25 AM
probably won’t be too hard to edit
fresh-football-47124
09/06/2022, 8:25 AM
can you open a ticket for that?
h
handsome-zebra-46141
09/06/2022, 8:30 AMLooking at it in a bit more detail I think it might be a bit more complicated than just setting the header. I think one might need to authenticate using a Service Account and then get the token before setting the header. I’ll look into it though and open an issue.
handsome-zebra-46141
09/06/2022, 8:31 AMSupporting some messaging platforms seems like a good idea though for cases where you need to forward the header on to multiple servers.
handsome-zebra-46141
09/06/2022, 8:33 AMShopify does this for example: https://shopify.dev/apps/webhooks/configuration/google-cloud
handsome-zebra-46141
09/06/2022, 8:58 AMI suppose another way of dealing with this would be to have an endpoint on our web servers which accepts the GrowthBook webhook, authenticates it, and forwards it to Google Pub/Sub.
handsome-zebra-46141
09/06/2022, 8:58 AMA separate subscription on each web server could then receive the messages and update the cache.
f
fresh-football-47124
09/06/2022, 3:22 PM
yes, that would work
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