backup redis db and config dir

backup.nix

@@ -21,13 +21,30 @@ let
       config.services.postgresql.package
       s3cmd
       coreutils
+      mktemp
     ];
 
     excludeShellChecks = [ "SC1091" ];
 
     text = ''
       source "${backupConfigFile}"
-      pg_dump misskey | gzip | s3cmd put --config "$S3CFG" - "s3://$MISSKEY_BACKUP_BUCKET/\$\{MISSKEY_BACKUP_PREFIX}misskey-pgdump-$(date --iso-8601).sql.gz"
+
+      dir="$(mktemp --directory)"
+      echo "Using temp dir '$dir'"
+
+      trap EXIT "rm -rf '$dir'"
+
+      echo "Copying config"
+      cp /srv/misskey/.config "$dir/config" -r
+
+      echo "Dumping postgres database..."
+      pg_dump misskey | gzip > "$dir/postgres.sql.gz"
+
+      echo "Copying redis database..."
+      cp /var/lib/redis-misskey "$dir/redis" -r
+
+      tar -cz -C "$dir" . | \
+        s3cmd put --config "$S3CFG" - "s3://$MISSKEY_BACKUP_BUCKET/\$\{MISSKEY_BACKUP_PREFIX}misskey-$(date --iso-8601).tar.gz"
     '';
   };
 in {