From bbfa3f29641fdc083d46b0fde6da1e5e0d347101 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Greg=20Kar=C3=A9kinian?= <greg@karekinian.com>
Date: Wed, 27 Feb 2019 17:47:48 +0100
Subject: [PATCH] Add a script to copy the content of the custom folder to a
 running pod

For now it is only labels, but adding anything supported will work
(robots.txt, public files, templates, etc)

The content will be copied to the /data/gitea/ folder that is a mounted
persistent volume

https://docs.gitea.io/en-us/customizing-gitea/
---
 .gitignore                              |  2 +-
 README.md                               |  6 ++++++
 kubernetes/{custom => }/config/.gitkeep |  0
 kubernetes/gitea-server.yaml            | 10 +---------
 script/copy_customization               | 11 +++++++++++
 script/get_secrets                      |  2 +-
 script/replace_secrets                  |  4 ++--
 7 files changed, 22 insertions(+), 13 deletions(-)
 rename kubernetes/{custom => }/config/.gitkeep (100%)
 create mode 100755 script/copy_customization

diff --git a/.gitignore b/.gitignore
index 748794d..769e3a7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1 @@
-/kubernetes/custom/config/
+/kubernetes/config/
diff --git a/README.md b/README.md
index f9bc1dc..bbf687a 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,12 @@
 This repository contains configuration files and other assets, that are used to
 deploy and operate this Gitea instance.
 
+To upload the customization files to the running pod:
+
+```
+./script/copy_customization
+```
+
 Feel free to [open issues] for questions, suggestions, bugs, to-do items, and
 whatever else you want to discuss or resolve.
 
diff --git a/kubernetes/custom/config/.gitkeep b/kubernetes/config/.gitkeep
similarity index 100%
rename from kubernetes/custom/config/.gitkeep
rename to kubernetes/config/.gitkeep
diff --git a/kubernetes/gitea-server.yaml b/kubernetes/gitea-server.yaml
index 802fd8e..7284ed5 100644
--- a/kubernetes/gitea-server.yaml
+++ b/kubernetes/gitea-server.yaml
@@ -17,18 +17,13 @@ spec:
           image: busybox
           command: [
             'sh', '-c',
-            'mkdir -p /data/gitea/conf && mkdir -p /data/gitea/https && mkdir -p /data/gitea/options/label && cp /root/conf/app.ini /data/gitea/conf/app.ini && chown 1000:1000 /data/gitea/conf/app.ini && chmod 660 /data/gitea/conf/app.ini && cp /root/conf/*.pem /data/gitea/https && chmod 600 /data/gitea/https/*.pem && cp /root/options/label/* /data/gitea/options/label/ && chown -R 1000:1000 /data/gitea'
+            'mkdir -p /data/gitea/conf && mkdir -p /data/gitea/https && cp /root/conf/app.ini /data/gitea/conf/app.ini && chown 1000:1000 /data/gitea/conf/app.ini && chmod 660 /data/gitea/conf/app.ini && cp /root/conf/*.pem /data/gitea/https && chmod 600 /data/gitea/https/*.pem && chown -R 1000:1000 /data/gitea'
           ]
           volumeMounts:
           - mountPath: /data
             name: gitea-server-data
           - mountPath: /root/conf
             name: config
-          # The labels have been created as a ConfigMap from local files using this command:
-          #
-          # kubectl create configmap gitea-options-label --from-file=custom/options/label/
-          - mountPath: /root/options/label
-            name: label
       containers:
       - name: gitea-server
         image: gitea/gitea:1.7.2
@@ -57,9 +52,6 @@ spec:
             - key: key.pem
               path: key.pem
               mode: 256
-      - name: label
-        configMap:
-          name: gitea-options-label
 ---
 apiVersion: v1
 kind: PersistentVolumeClaim
diff --git a/script/copy_customization b/script/copy_customization
new file mode 100755
index 0000000..9b4ee13
--- /dev/null
+++ b/script/copy_customization
@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+
+for podname in $(kubectl get pods -l name=gitea-server -o json \
+  | jq -r '.items[].metadata.name'); do
+    for path in ./kubernetes/custom/*; do
+      echo "Copying ${path}..."
+      kubectl cp "${path}" "${podname}":"/data/gitea/"
+    done
+  # Fix permissions
+  kubectl exec "${podname}" -- chown -R 1000:1000 /data/gitea/
+  done
diff --git a/script/get_secrets b/script/get_secrets
index 310929c..0a7dcc2 100755
--- a/script/get_secrets
+++ b/script/get_secrets
@@ -7,7 +7,7 @@ secret = `kubectl get secret gitea-config -o yaml`
 yaml = YAML.load(secret)
 
 yaml['data'].each do |key, data|
-  filename = File.join('kubernetes', 'custom', 'config', key)
+  filename = File.join('kubernetes', 'config', key)
   File.open(filename, "w+") do |f|
     puts "Writing #{filename}"
     f.write Base64.decode64(data)
diff --git a/script/replace_secrets b/script/replace_secrets
index c2ef0cf..2a3de09 100755
--- a/script/replace_secrets
+++ b/script/replace_secrets
@@ -2,8 +2,8 @@
 
 # Delete the gitea-config secrets
 kubectl delete secret gitea-config
-# Replace it from the local files in kubernetes/custom/config/* (acquired by running
+# Replace it from the local files in kubernetes/config/* (acquired by running
 # ./script/get_secrets)
-kubectl create secret generic gitea-config --from-file=cert.pem=kubernetes/custom/config/cert.pem --from-file=key.pem=kubernetes/custom/config/key.pem --from-file=app.ini=kubernetes/custom/config/app.ini
+kubectl create secret generic gitea-config --from-file=cert.pem=kubernetes/config/cert.pem --from-file=key.pem=kubernetes/config/key.pem --from-file=app.ini=kubernetes/config/app.ini
 # Force the pod to restart by patching the deployment resource
 kubectl patch deployment gitea-server -p "{\"spec\":{\"template\":{\"metadata\":{\"annotations\":{\"date\":\"`date +'%s'`\"}}}}}"