walmgr: fix backup from slave

Current version improperly remove needed WAL files when creating backup from slave.

The minimum WAL file is file with REDO record, not with latest checkpoint itself.

diff --git a/python/walmgr.py b/python/walmgr.py
index 12f58cb221531dedb786422ec9b543cf107c1131..bafcfdda6c84707936325f91324599f0bd0b643e 100755 (executable)
--- a/python/walmgr.py
+++ b/python/walmgr.py
@@ -859,7 +859,7 @@ class WalMgr(skytools.DBScript):
                 stop_time = time.localtime()
 
                 # Obtain the last restart point information
-                ctl = PgControlData(self.cf.get("slave_bin", ""), dst, False)
+                ctl = PgControlData(self.cf.get("slave_bin", ""), dst, True)
 
                 # TODO: The newly created backup directory probably still contains
                 # backup_label.old and recovery.conf files. Remove these.