From 8b06c2c6e9b599ce887f8e26f451878511ba3557 Mon Sep 17 00:00:00 2001
From: Nico Schottelius <nico@nico-notebook.schottelius.org>
Date: Tue, 20 Feb 2024 17:18:29 +0900
Subject: [PATCH] docker: add entrypoint and add support for dynamic config

---
 Dockerfile                  |  3 +++
 dynamicweb/settings/base.py |  6 ++++++
 entrypoint.sh               | 19 +++++++++++++++++++
 3 files changed, 28 insertions(+)
 create mode 100644 entrypoint.sh

diff --git a/Dockerfile b/Dockerfile
index 395ebcc9..4c1a9a66 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -27,3 +27,6 @@ COPY requirements.txt ./
 RUN LIBRARY_PATH=/lib:/usr/lib /bin/sh -c "pip install --no-cache-dir -r requirements.txt"
 
 COPY ./ .
+COPY entrypoint.sh /
+
+ENTRYPOINT ["/entrypoint.sh" ]
diff --git a/dynamicweb/settings/base.py b/dynamicweb/settings/base.py
index f03042dc..b7705e17 100644
--- a/dynamicweb/settings/base.py
+++ b/dynamicweb/settings/base.py
@@ -777,3 +777,9 @@ if DEBUG:
     from .local import *  # flake8: noqa
 else:
     from .prod import *  # flake8: noqa
+
+# Try to load dynamic configuration, if it exists
+try:
+    from .dynamic import * # flake8: noqa
+except ImportError:
+    pass
diff --git a/entrypoint.sh b/entrypoint.sh
new file mode 100644
index 00000000..e207a457
--- /dev/null
+++ b/entrypoint.sh
@@ -0,0 +1,19 @@
+#!/bin/sh
+
+set -uex
+
+cd /usr/src/app/
+cat > dynamicweb/settings/dynamic.py <<EOF
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.postgresql_psycopg2',
+        'NAME': '${POSTGRES_DB}',
+        'USER': '${POSTGRES_USER}',
+        'PASSWORD': '${POSTGRES_PASSWORD}',
+        'HOST': '${POSTGRES_HOST}',
+        'PORT': '5432',
+    }
+}
+EOF
+
+exec "$@"