From 68c6789ac4099a503b1ce2aca874427ac6555075 Mon Sep 17 00:00:00 2001
From: Michael Trip <michael@alcatrash.org>
Date: Mon, 29 Jun 2026 08:52:08 +0200
Subject: [PATCH] Add OIDC login support and unzip utility to Dockerfile

---
 Dockerfile | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Dockerfile b/Dockerfile
index 8fd38ac..1ccdb90 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -30,6 +30,8 @@ ARG KUBECTL_VERSION=1.36.2
 ARG HELM_VERSION=3.21.2
 # renovate: datasource=github-releases depName=derailed/k9s
 ARG K9S_VERSION=0.51.0
+# renovate: datasource=github-releases depName=int128/kubelogin
+ARG OIDC_LOGIN_VERSION=1.34.0
 
 
 ENV DEBIAN_FRONTEND=noninteractive \
@@ -49,6 +51,7 @@ RUN apt-get update \
         bash-completion \
         ca-certificates \
         curl \
+        unzip \
         tar \
         nginx-light \
         netcat-openbsd \
@@ -81,6 +84,11 @@ RUN apt-get update \
     && curl -fsSLo "/tmp/k9s_Linux_amd64.tar.gz" "https://github.com/derailed/k9s/releases/download/v${K9S_VERSION}/k9s_Linux_amd64.tar.gz" \
     && tar -xzf "/tmp/k9s_Linux_amd64.tar.gz" -C /tmp \
     && install -m 0755 /tmp/k9s /usr/local/bin/k9s \
+    && curl -fsSLo "/tmp/kubelogin_linux_amd64.zip" "https://github.com/int128/kubelogin/releases/download/v${OIDC_LOGIN_VERSION}/kubelogin_linux_amd64.zip" \
+    && curl -fsSLo "/tmp/kubelogin_linux_amd64.zip.sha256" "https://github.com/int128/kubelogin/releases/download/v${OIDC_LOGIN_VERSION}/kubelogin_linux_amd64.zip.sha256" \
+    && sed 's#\*kubelogin_linux_amd64.zip$#*/tmp/kubelogin_linux_amd64.zip#' /tmp/kubelogin_linux_amd64.zip.sha256 | sha256sum -c - \
+    && unzip -p /tmp/kubelogin_linux_amd64.zip kubelogin > /usr/local/bin/kubectl-oidc_login \
+    && chmod 0755 /usr/local/bin/kubectl-oidc_login \
     && mkdir -p /etc/bash_completion.d \
     && kubectl completion bash > /etc/bash_completion.d/kubectl \
     && helm completion bash > /etc/bash_completion.d/helm \
@@ -93,6 +101,8 @@ RUN apt-get update \
         /tmp/k9s \
         /tmp/README.md \
         /tmp/LICENSE \
+        /tmp/kubelogin_linux_amd64.zip \
+        /tmp/kubelogin_linux_amd64.zip.sha256 \
         /tmp/k9s_Linux_amd64.tar.gz \
     && rm -f /etc/ssh/ssh_host_* \
     && apt-get clean