From f033542d1395bc1c7aaee8d702a1cd3721393306 Mon Sep 17 00:00:00 2001
From: Hisashi A <hasakura12@users.noreply.github.com>
Date: Wed, 21 Aug 2024 14:39:07 +0700
Subject: [PATCH] feat: rolling update one pod at a time, adjust k8s resources

---
 k8s/templates/deployment.yaml |  5 +++++
 k8s/values.prod.yaml          | 13 +++++++++----
 2 files changed, 14 insertions(+), 4 deletions(-)

diff --git a/k8s/templates/deployment.yaml b/k8s/templates/deployment.yaml
index 61f868f..021210e 100644
--- a/k8s/templates/deployment.yaml
+++ b/k8s/templates/deployment.yaml
@@ -11,6 +11,11 @@ metadata:
   {{- end }}
 spec:
   replicas: {{ .Values.replica }}
+  strategy:
+    type: RollingUpdate
+    rollingUpdate:
+      maxUnavailable: {{ .Values.strategy.rollingUpdate.maxUnavailable }}
+      maxSurge: {{ .Values.strategy.rollingUpdate.maxSurge }}
   selector:
     matchLabels:
       app: {{ .Values.name }}
diff --git a/k8s/values.prod.yaml b/k8s/values.prod.yaml
index c3e81f4..7ec2994 100644
--- a/k8s/values.prod.yaml
+++ b/k8s/values.prod.yaml
@@ -8,11 +8,16 @@ replica: 2
 
 resource:
   requests:
-    memory: 16Gi
-    cpu: 4
+    memory: "100Mi"
+    cpu: 0.1
   limits:
-    memory: 32Gi
-    cpu: 8
+    memory: "300Mi"
+    cpu: 0.3
+
+strategy:
+  rollingUpdate: 
+    maxUnavailable: 0  # Ensures at least one pod is always available
+    maxSurge: 1        # Only one pod is created at a time
 
 affinity:
   affinityTolerations: