From 46c14304d758d713f7204e9e68c996c9f6457af0 Mon Sep 17 00:00:00 2001
From: Grigory Smolkin <g.smolkin@postgrespro.ru>
Date: Mon, 8 Feb 2021 06:00:51 +0300
Subject: [PATCH] [Issue #320] incorrect crc calculation for pg_filenode.map

---
 tests/incr_restore.py | 110 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 110 insertions(+)

diff --git a/tests/incr_restore.py b/tests/incr_restore.py
index 3aa84121..6246ae19 100644
--- a/tests/incr_restore.py
+++ b/tests/incr_restore.py
@@ -10,6 +10,7 @@ import hashlib
 import shutil
 import json
 from testgres import QueryException
+from distutils.dir_util import copy_tree
 
 
 module_name = 'incr_restore'
@@ -2390,5 +2391,114 @@ class IncrRestoreTest(ProbackupTest, unittest.TestCase):
         # Clean after yourself
         self.del_test_dir(module_name, fname, [node2])
 
+    def test_incremental_pg_filenode_map(self):
+        """"""
+        fname = self.id().split('.')[3]
+        backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
+        node = self.make_simple_node(
+            base_dir=os.path.join(module_name, fname, 'node'),
+            initdb_params=['--data-checksums'])
+
+        self.init_pb(backup_dir)
+        self.add_instance(backup_dir, 'node', node)
+        self.set_archiving(backup_dir, 'node', node)
+        node.slow_start()
+
+        node1 = self.make_simple_node(
+            base_dir=os.path.join(module_name, fname, 'node1'),
+            initdb_params=['--data-checksums'])
+        node1.cleanup()
+
+        node.pgbench_init(scale=5)
+
+        # FULL backup
+        backup_id = self.backup_node(backup_dir, 'node', node)
+
+        # in node1 restore full backup
+        self.restore_node(backup_dir, 'node', node1)
+        self.set_auto_conf(node1, {'port': node1.port})
+        node1.slow_start()
+
+        pgbench = node.pgbench(
+            stdout=subprocess.PIPE, stderr=subprocess.STDOUT,
+            options=['-T', '10', '-c', '1'])
+
+        pgbench = node1.pgbench(
+            stdout=subprocess.PIPE, stderr=subprocess.STDOUT,
+            options=['-T', '10', '-c', '1'])
+
+        node.safe_psql(
+            'postgres',
+            'reindex index pg_type_oid_index')
+
+        # FULL backup
+        backup_id = self.backup_node(backup_dir, 'node', node)
+
+        node1.stop()
+
+
+        # incremental restore into node1
+        self.restore_node(backup_dir, 'node', node1, options=["-I", "checksum", '--log-level-file=VERBOSE'])
+
+        self.set_auto_conf(node1, {'port': node1.port})
+        node1.slow_start()
+
+        node1.safe_psql(
+            'postgres',
+            'select 1')
+
+        # Clean after yourself
+        self.del_test_dir(module_name, fname)
+
+
+    def test_incr_backup_filenode_map(self):
+        """"""
+        fname = self.id().split('.')[3]
+        backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
+        node = self.make_simple_node(
+            base_dir=os.path.join(module_name, fname, 'node'),
+            initdb_params=['--data-checksums'])
+
+        self.init_pb(backup_dir)
+        self.add_instance(backup_dir, 'node', node)
+        self.set_archiving(backup_dir, 'node', node)
+        node.slow_start()
+
+        node1 = self.make_simple_node(
+            base_dir=os.path.join(module_name, fname, 'node1'),
+            initdb_params=['--data-checksums'])
+        node1.cleanup()
+
+        node.pgbench_init(scale=5)
+
+        # FULL backup
+        backup_id = self.backup_node(backup_dir, 'node', node)
+
+        pgbench = node.pgbench(
+            stdout=subprocess.PIPE, stderr=subprocess.STDOUT,
+            options=['-T', '10', '-c', '1'])
+
+        backup_id = self.backup_node(backup_dir, 'node', node, backup_type='delta')
+
+        node.safe_psql(
+            'postgres',
+            'reindex index pg_type_oid_index')
+
+        backup_id = self.backup_node(
+            backup_dir, 'node', node, backup_type='delta', options=['--log-level-file=VERBOSE'])
+
+        # incremental restore into node1
+        node.cleanup()
+
+        self.restore_node(backup_dir, 'node', node)
+        node.slow_start()
+
+        node.safe_psql(
+            'postgres',
+            'select 1')
+
+        # Clean after yourself
+        self.del_test_dir(module_name, fname)
+
 # check that MinRecPoint and BackupStartLsn are correctly used in case of --incrementa-lsn
 # incremental restore + partial restore.