You've likely heard about the end of support for
#Ingress #NGINX. Migrating off a core infrastructure component like this across multiple clusters with zero downtime isn't easy. This article discusses a real Ingress-NGINX to
#GatewayAPI migration on
#EKS, covering the DNS toggle pattern that made the cutover safe and reversible.
The details include pre-transferring TXT ownership records (a step often skipped) to gating HTTPRoutes behind Helm feature flags. The approach is methodical and built for teams that can't afford to learn by breaking production. The process in the example took about a week across 5+ clusters.
Tal Shechanovitz talks about the full migration path. Many other teams are staring down the Ingress-NGINX end of life deadline and this real-world reference may help. Check it out!