create-.env-from-env

Dockerfile

@@ -13,12 +13,15 @@ RUN npm install
 COPY . .
 
 # Give permission to run script
-RUN chmod +x ./wait-for-it.sh
+RUN chmod +x ./wait-for-it.sh ./entrypoint.sh
 
 # Build files
 RUN npm run build
 
 EXPOSE 3000
 
+# entrypoint
+ENTRYPOINT [ "./entrypoint.sh" ]
+
 # Running the app
-CMD [ "npm", "start" ]
+CMD [ "npm", "start" ]

docker-compose.yml

@@ -2,7 +2,7 @@ version: "3"
 
 services:
   kutt:
-    image: kutt/kutt
+    build: .
     depends_on:
       - postgres
       - redis

entrypoint.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+echo "entrypoint.sh"
+# creates .env file for next.config.js
+for param in \
+    CONTACT_EMAIL \
+    SITE_NAME \
+    DEFAULT_DOMAIN \
+    RECAPTCHA_SITE_KEY \
+    GOOGLE_ANALYTICS \
+    REPORT_EMAIL \
+    DISALLOW_ANONYMOUS_LINKS \
+    DISALLOW_REGISTRATION \
+    SENTRY_PUBLIC_DSN \
+    DISALLOW_CUSTOMDOMAINS \
+    ; do
+    if [ -n "${!param}" ] ; then
+        echo "$param=\"${!param}\"" >>.env
+    fi
+done
+
+echo "Running $@"
+exec "$@"