Add a script to copy the prod db over the staging db.

Author: jyasskin

db/copy_prod_over_staging.sh

@@ -0,0 +1,13 @@
+#! /bin/bash
+
+# Use `fly proxy 5432 &` to let the below commands connect to the database.
+
+# We expect .env to set $COOKBOOK_PROD_WEBSERVER_PASSWORD and $COOKBOOK_STAGING_ADMIN_PASSWORD.
+. .env
+
+PROD_DATABASE_URL="postgres://cookbook_prod_webserver:${COOKBOOK_PROD_WEBSERVER_PASSWORD}@localhost:5432/cookbook_prod?sslmode=disable"
+STAGING_DATABASE_URL="postgres://cookbook_staging_admin:${COOKBOOK_STAGING_ADMIN_PASSWORD}@localhost:5432/cookbook_staging?sslmode=disable"
+
+pg_dump --clean --if-exists -O -d "$PROD_DATABASE_URL" | \
+  sed 's/cookbook_prod/cookbook_staging/g' | \
+  pg_restore -d "$STAGING_DATABASE_URL" --single-transaction