feat: added database discovery

Author: kemboi22

imageroot/bin/discover-database

@@ -0,0 +1,33 @@
+#!/usr/bin/env python3
+
+#
+# Copyright (C) 2023 Nethesis S.r.l.
+# SPDX-License-Identifier: GPL-3.0-or-later
+#
+
+import sys
+import agent
+import os
+
+# Connect the local Redis replica. This is necessary to consistently start
+database = "database.env"
+# check if it exists
+# set the default values
+
+if not os.path.exists(database):
+    POSTGRES_DB = "paperless"
+    POSTGRES_USER = "paperless"
+    POSTGRES_PASSWORD = "p@perle$$"
+    paperless_config = {
+        "PAPERLESS_DBENGINE": "postgresql",
+        "PAPERLESS_DBHOST": "paperless-pgsql",
+        "PAPERLESS_DBNAME": POSTGRES_DB,
+        "PAPERLESS_DBUSER": POSTGRES_USER,
+        "PAPERLESS_DBPASS": POSTGRES_PASSWORD,
+    }
+    agent.write_envfile("paperless-db.env", paperless_config)
+    PAPERLESS_SECRET_KEY = os.getenv("PAPERLESS_SECRET_KEY", "")
+    secret_key = {
+        "PAPERLESS_SECRET_KEY": PAPERLESS_SECRET_KEY,
+    }
+    agent.write_envfile("secret_key.env", secret_key)

imageroot/systemd/user/paperless-server.service

@@ -19,6 +19,7 @@ WorkingDirectory=%S/state
 Restart=always
 ExecStartPre=/bin/rm -f %t/ns8-paperless-ngx.pid %t/ns8-paperless-ngx.ctr-id
 ExecStartPre=/usr/local/bin/runagent discover-smarthost
+ExecStartPre=/usr/local/bin/runagent discover-database
 ExecStart=/usr/bin/podman run \
     --detach \
     --conmon-pidfile=%t/ns8-paperless-ngx.pid \