From b0311cfdeb84d10dfb4ac24dc209b212129324da Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lassi=20P=C3=B6l=C3=B6nen?= <lassi.polonen@iki.fi>
Date: Wed, 22 Feb 2023 20:15:37 +0200
Subject: [PATCH] Change the production neon-proxy-scram update strategy to
 RollingUpdate (#3683)

## Describe your changes
The same change in production as was done in staging by
https://github.com/neondatabase/neon/pull/3678

## Issue ticket number and link
https://github.com/neondatabase/neon/issues/3333
---
 ...-ap-southeast-1-epsilon.neon-proxy-scram.yaml | 16 ++++++++++++++++
 ...prod-eu-central-1-gamma.neon-proxy-scram.yaml | 16 ++++++++++++++++
 .../prod-us-east-2-delta.neon-proxy-scram.yaml   | 16 ++++++++++++++++
 .../prod-us-west-2-eta.neon-proxy-scram.yaml     | 16 ++++++++++++++++
 4 files changed, 64 insertions(+)

diff --git a/.github/helm-values/prod-ap-southeast-1-epsilon.neon-proxy-scram.yaml b/.github/helm-values/prod-ap-southeast-1-epsilon.neon-proxy-scram.yaml
index 389da35463..8d65e94d00 100644
--- a/.github/helm-values/prod-ap-southeast-1-epsilon.neon-proxy-scram.yaml
+++ b/.github/helm-values/prod-ap-southeast-1-epsilon.neon-proxy-scram.yaml
@@ -1,6 +1,22 @@
 # Helm chart values for neon-proxy-scram.
 # This is a YAML-formatted file.
 
+deploymentStrategy:
+  type: RollingUpdate
+  rollingUpdate:
+    maxSurge: 100%
+    maxUnavailable: 50%
+
+# Delay the kill signal by 7 days (7 * 24 * 60 * 60)
+# The pod(s) will stay in Terminating, keeps the existing connections
+# but doesn't receive new ones
+containerLifecycle:
+  preStop:
+    exec:
+      command: ["/bin/sh", "-c", "sleep 604800"]
+terminationGracePeriodSeconds: 604800
+
+
 image:
   repository: neondatabase/neon
 
diff --git a/.github/helm-values/prod-eu-central-1-gamma.neon-proxy-scram.yaml b/.github/helm-values/prod-eu-central-1-gamma.neon-proxy-scram.yaml
index 7e16ac2d3d..f806b37482 100644
--- a/.github/helm-values/prod-eu-central-1-gamma.neon-proxy-scram.yaml
+++ b/.github/helm-values/prod-eu-central-1-gamma.neon-proxy-scram.yaml
@@ -1,6 +1,22 @@
 # Helm chart values for neon-proxy-scram.
 # This is a YAML-formatted file.
 
+deploymentStrategy:
+  type: RollingUpdate
+  rollingUpdate:
+    maxSurge: 100%
+    maxUnavailable: 50%
+
+# Delay the kill signal by 7 days (7 * 24 * 60 * 60)
+# The pod(s) will stay in Terminating, keeps the existing connections
+# but doesn't receive new ones
+containerLifecycle:
+  preStop:
+    exec:
+      command: ["/bin/sh", "-c", "sleep 604800"]
+terminationGracePeriodSeconds: 604800
+
+
 image:
   repository: neondatabase/neon
 
diff --git a/.github/helm-values/prod-us-east-2-delta.neon-proxy-scram.yaml b/.github/helm-values/prod-us-east-2-delta.neon-proxy-scram.yaml
index 05e41e7a97..38719f64e7 100644
--- a/.github/helm-values/prod-us-east-2-delta.neon-proxy-scram.yaml
+++ b/.github/helm-values/prod-us-east-2-delta.neon-proxy-scram.yaml
@@ -1,6 +1,22 @@
 # Helm chart values for neon-proxy-scram.
 # This is a YAML-formatted file.
 
+deploymentStrategy:
+  type: RollingUpdate
+  rollingUpdate:
+    maxSurge: 100%
+    maxUnavailable: 50%
+
+# Delay the kill signal by 7 days (7 * 24 * 60 * 60)
+# The pod(s) will stay in Terminating, keeps the existing connections
+# but doesn't receive new ones
+containerLifecycle:
+  preStop:
+    exec:
+      command: ["/bin/sh", "-c", "sleep 604800"]
+terminationGracePeriodSeconds: 604800
+
+
 image:
   repository: neondatabase/neon
 
diff --git a/.github/helm-values/prod-us-west-2-eta.neon-proxy-scram.yaml b/.github/helm-values/prod-us-west-2-eta.neon-proxy-scram.yaml
index 5dc23b282e..d5a7d6d575 100644
--- a/.github/helm-values/prod-us-west-2-eta.neon-proxy-scram.yaml
+++ b/.github/helm-values/prod-us-west-2-eta.neon-proxy-scram.yaml
@@ -1,6 +1,22 @@
 # Helm chart values for neon-proxy-scram.
 # This is a YAML-formatted file.
 
+deploymentStrategy:
+  type: RollingUpdate
+  rollingUpdate:
+    maxSurge: 100%
+    maxUnavailable: 50%
+
+# Delay the kill signal by 7 days (7 * 24 * 60 * 60)
+# The pod(s) will stay in Terminating, keeps the existing connections
+# but doesn't receive new ones
+containerLifecycle:
+  preStop:
+    exec:
+      command: ["/bin/sh", "-c", "sleep 604800"]
+terminationGracePeriodSeconds: 604800
+
+
 image:
   repository: neondatabase/neon