From 6ad9cfef30e3bf9d148044c0fb6d9820dd5c2bc9 Mon Sep 17 00:00:00 2001
From: Boemeltrein <130394941+Boemeltrein@users.noreply.github.com>
Date: Thu, 10 Jul 2025 21:51:28 +0200
Subject: [PATCH] fix(clustertool): nginx proxy-busy-buffers-size (#37389)
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

**Description**
<!--
Please include a summary of the change and which issue is fixed. Please
also include relevant motivation and context. List any dependencies that
are required for this change.
-->
As according latest ngnix release nginx proxy-busy-buffers-size
included.

⚒️ Fixes  # <!--(issue)-->

**⚙️ Type of change**

- [ ] ⚙️ Feature/App addition
- [x] 🪛 Bugfix
- [ ] ⚠️ Breaking change (fix or feature that would cause existing
functionality to not work as expected)
- [ ] 🔃 Refactor of current code
- [ ] 📜 Documentation Changes

**🧪 How Has This Been Tested?**
<!--
Please describe the tests that you ran to verify your changes. Provide
instructions so we can reproduce. Please also list any relevant details
for your test configuration
-->

**📃 Notes:**
<!-- Please enter any other relevant information here -->

**✔️ Checklist:**

- [ ] ⚖️ My code follows the style guidelines of this project
- [ ] 👀 I have performed a self-review of my own code
- [ ] #️⃣ I have commented my code, particularly in hard-to-understand
areas
- [ ] 📄 I have made changes to the documentation
- [ ] 🧪 I have added tests to this description that prove my fix is
effective or that my feature works
- [ ] ⬆️ I increased versions for any altered app according to semantic
versioning
- [x] I made sure the title starts with `feat(chart-name):`,
`fix(chart-name):`, `chore(chart-name):`, `docs(chart-name):` or
`fix(docs):`

**➕ App addition**

If this PR is an app addition please make sure you have done the
following.

- [ ] 🖼️ I have added an icon in the Chart's root directory called
`icon.png`

---

_Please don't blindly check all the boxes. Read them and only check
those that apply.
Those checkboxes are there for the reviewer to see what is this all
about and
the status of this PR with a quick glance._
---
 .../kubernetes/networking/nginx-external/app/helm-release.yaml  | 1 +
 .../kubernetes/networking/nginx-internal/app/helm-release.yaml  | 1 +
 website/src/content/docs/guides/ingress/nginx.md                | 2 ++
 3 files changed, 4 insertions(+)

diff --git a/clustertool/embed/generic/kubernetes/networking/nginx-external/app/helm-release.yaml b/clustertool/embed/generic/kubernetes/networking/nginx-external/app/helm-release.yaml
index 34e9c226e92..c6089990c29 100644
--- a/clustertool/embed/generic/kubernetes/networking/nginx-external/app/helm-release.yaml
+++ b/clustertool/embed/generic/kubernetes/networking/nginx-external/app/helm-release.yaml
@@ -60,6 +60,7 @@ spec:
         keep-alive: 120
         proxy-body-size: 0
         proxy-buffer-size: 16k
+        proxy-busy-buffers-size: 32k
         ssl-protocols: TLSv1.3 TLSv1.2
         use-forwarded-headers: "true"
       metrics:
diff --git a/clustertool/embed/generic/kubernetes/networking/nginx-internal/app/helm-release.yaml b/clustertool/embed/generic/kubernetes/networking/nginx-internal/app/helm-release.yaml
index 2b380be47bb..c3cf4509f66 100644
--- a/clustertool/embed/generic/kubernetes/networking/nginx-internal/app/helm-release.yaml
+++ b/clustertool/embed/generic/kubernetes/networking/nginx-internal/app/helm-release.yaml
@@ -60,6 +60,7 @@ spec:
         keep-alive: 120
         proxy-body-size: 0
         proxy-buffer-size: 16k
+        proxy-busy-buffers-size: 32k
         ssl-protocols: TLSv1.3 TLSv1.2
         use-forwarded-headers: "true"
       metrics:
diff --git a/website/src/content/docs/guides/ingress/nginx.md b/website/src/content/docs/guides/ingress/nginx.md
index 036300cfdac..920b55b96f2 100644
--- a/website/src/content/docs/guides/ingress/nginx.md
+++ b/website/src/content/docs/guides/ingress/nginx.md
@@ -45,6 +45,7 @@ controller:
     keep-alive: 120
     proxy-body-size: 0
     proxy-buffer-size: 16k
+    proxy-busy-buffers-size: 32k
     ssl-protocols: TLSv1.3 TLSv1.2
     use-forwarded-headers: "true"
   metrics:
@@ -96,6 +97,7 @@ controller:
     keep-alive: 120
     proxy-body-size: 0
     proxy-buffer-size: 16k
+    proxy-busy-buffers-size: 32k
     ssl-protocols: TLSv1.3 TLSv1.2
     use-forwarded-headers: "true"
   metrics: