Gets database cron into the right image

Dockerfile

@@ -8,12 +8,3 @@ COPY requirements.txt /app/
 RUN pip install -r requirements.txt
 COPY ./bookwyrm /app
 COPY ./celerywyrm /app
-
-# crontab
-COPY ./db_backup.sh /app
-RUN apt-get update && apt-get -y install cron
-COPY db-backups-cron /etc/cron.d/db-backups-cron
-RUN chmod 0644 /etc/cron.d/db-backups-cron
-RUN crontab /etc/cron.d/db-backups-cron
-RUN touch /var/log/cron.log
-CMD cron && tail -f /var/log/cron.log

db-backups-cron

@@ -1 +0,0 @@
-0 0 * * * /app/db_bashup.sh

db_backup.sh

@@ -1,3 +0,0 @@
-#!/bin/bash
-filename=backup__$(date +%F)
-pg_dump -U fedireads | gzip > $filename.gz

docker-compose.yml

@@ -14,10 +14,11 @@ services:
             - static_volume:/app/static
             - media_volume:/app/images
     db:
-        image: postgres
+        build: postgres-docker
         env_file: .env
         volumes:
           - pgdata:/var/lib/postgresql/data
+          - backups:/backups
         networks:
             - main
     web:
@@ -58,6 +59,7 @@ services:
         restart: on-failure
 volumes:
     pgdata:
+    backups:
     static_volume:
     media_volume:
 networks:

postgres-docker/Dockerfile

@@ -0,0 +1,10 @@
+FROM postgres:latest
+
+# crontab
+RUN mkdir /backups
+COPY ./db_backup.sh /backups
+COPY ./db-backups-cron /etc/cron.d/db-backups-cron
+RUN apt-get update && apt-get -y install cron
+RUN chmod 0644 /etc/cron.d/db-backups-cron
+RUN crontab /etc/cron.d/db-backups-cron
+RUN touch /var/log/cron.log

postgres-docker/db-backups-cron

@@ -0,0 +1,2 @@
+0 0 * * * /backups/db_bashup.sh
+

postgres-docker/db_backup.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+filename=backup__$(date +%F)
+pg_dump -U fedireads  > $filename.sql