Fix the formatting, add the missing changes to configuration files.

patroni/postgresql.py

@@ -454,7 +454,8 @@ recovery_target_timeline = 'latest'
         r['user'] = r['username']
         env = self.write_pgpass(r)
         pc = "user={user} host={host} port={port} dbname=postgres sslmode=prefer sslcompression=1".format(**r)
-        # first run a checkpoint on a promoted master in order to make it store the new timeline (5540277D.8020309@iki.fi)
+        # first run a checkpoint on a promoted master in order
+        # to make it store the new timeline (5540277D.8020309@iki.fi)
         self.checkpoint(pc)
         logger.info("running pg_rewind from {}".format(pc))
         pg_rewind = ['pg_rewind', '-D', self.data_dir, '--source-server', pc]

postgres0.yml

@@ -82,10 +82,12 @@ postgresql:
     #use_iam: 1
   #recovery_conf:
     #restore_command: envdir /etc/wal-e.d/env wal-e wal-fetch "%f" "%p" -p 1
+  recovery_conf:
+    restore_command: cp ../wal_archive/%f %p
   parameters:
     archive_mode: "on"
     wal_level: hot_standby
-    archive_command: mkdir -p ../wal_archive && cp %p ../wal_archive/%f
+    archive_command: mkdir -p ../wal_archive && test ! -f ../wal_archive/%f && cp %p ../wal_archive/%f
     max_wal_senders: 5
     wal_keep_segments: 8
     archive_timeout: 1800s

postgres1.yml

@@ -82,10 +82,12 @@ postgresql:
     #use_iam: 1
   #recovery_conf:
     #restore_command: envdir /etc/wal-e.d/env wal-e wal-fetch "%f" "%p" -p 1
+  recovery_conf:
+    restore_command: cp ../wal_archive/%f %p
   parameters:
     archive_mode: "on"
     wal_level: hot_standby
-    archive_command: mkdir -p ../wal_archive && cp %p ../wal_archive/%f
+    archive_command: mkdir -p ../wal_archive && test ! -f ../wal_archive/%f && cp %p ../wal_archive/%f
     max_wal_senders: 5
     wal_keep_segments: 8
     archive_timeout: 1800s