From 9f6c17084597026a0e096e3cfe97aede556dc0af Mon Sep 17 00:00:00 2001
From: Sherry Xiao <sherryxiao.py@gmail.com>
Date: Thu, 17 Mar 2022 14:51:49 -0700
Subject: [PATCH] [helm] add stickness option for PFN

Closes: #233
---
 terraform/fullnode/fullnode/templates/ingress.yaml | 4 ++++
 terraform/fullnode/fullnode/values.yaml            | 2 ++
 2 files changed, 6 insertions(+)

diff --git a/terraform/fullnode/fullnode/templates/ingress.yaml b/terraform/fullnode/fullnode/templates/ingress.yaml
index 405ce75bdf954..064cca0f8ea4d 100644
--- a/terraform/fullnode/fullnode/templates/ingress.yaml
+++ b/terraform/fullnode/fullnode/templates/ingress.yaml
@@ -22,6 +22,10 @@ metadata:
     {{- if .Values.ingress.wafAclArn }}
     alb.ingress.kubernetes.io/wafv2-acl-arn: {{ .Values.ingress.wafAclArn }}
     {{- end }}
+    {{- if .Values.ingress.enableStickyness }}
+    alb.ingress.kubernetes.io/target-group-attributes: stickiness.enabled=true,stickiness.lb_cookie.duration_seconds={{ .Values.ingress.cookieDurationSeconds }}
+    alb.ingress.kubernetes.io/target-type: ip
+    {{- end }}
 spec:
   rules:
   - http:
diff --git a/terraform/fullnode/fullnode/values.yaml b/terraform/fullnode/fullnode/values.yaml
index ffbc64670b822..5c60bdb251182 100644
--- a/terraform/fullnode/fullnode/values.yaml
+++ b/terraform/fullnode/fullnode/values.yaml
@@ -25,6 +25,8 @@ ingress:
   acm_certificate:
   wafAclArn:
   loadBalancerSourceRanges:
+  enableStickyness: true
+  cookieDurationSeconds: 86400
 
 monitoring:
   prometheus: