From e06cd49debe4088810092b8376f46337d62ec43d Mon Sep 17 00:00:00 2001
From: Oleksii Kliukin <oleksii.kliukin@zalando.de>
Date: Wed, 3 Jun 2015 16:13:03 +0200
Subject: [PATCH] autodetect the host role during start from the existence of
 recovery.conf.

---
 helpers/postgresql.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/helpers/postgresql.py b/helpers/postgresql.py
index db796eea..e7e509de 100644
--- a/helpers/postgresql.py
+++ b/helpers/postgresql.py
@@ -245,6 +245,10 @@ class Postgresql:
         ret = subprocess.call(self._pg_ctl + ['start', '-o', self.server_options()]) == 0
         ret and self.load_replication_slots()
         self.save_configuration_files()
+        if os.path.exists(self.recovery_conf):
+            self.on_change_callback('replica')
+        else:
+            self.on_change_callback('master')
         return ret
 
     def stop(self):