mirror of
https://github.com/postgrespro/pg_probackup.git
synced 2024-12-02 09:53:24 +02:00
2127 lines
67 KiB
Python
2127 lines
67 KiB
Python
# coding: utf-8
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import unittest
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import os
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from .helpers.ptrack_helpers import ProbackupTest, ProbackupException
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import shutil
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from datetime import datetime, timedelta
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module_name = "merge"
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class MergeTest(ProbackupTest, unittest.TestCase):
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def test_merge_full_page(self):
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"""
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Test MERGE command, it merges FULL backup with target PAGE backups
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"""
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fname = self.id().split(".")[3]
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backup_dir = os.path.join(self.tmp_path, module_name, fname, "backup")
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# Initialize instance and backup directory
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node = self.make_simple_node(
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base_dir=os.path.join(module_name, fname, 'node'),
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initdb_params=["--data-checksums"]
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)
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self.init_pb(backup_dir)
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self.add_instance(backup_dir, "node", node)
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self.set_archiving(backup_dir, "node", node)
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node.slow_start()
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# Do full backup
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self.backup_node(backup_dir, "node", node)
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show_backup = self.show_pb(backup_dir, "node")[0]
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self.assertEqual(show_backup["status"], "OK")
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self.assertEqual(show_backup["backup-mode"], "FULL")
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# Fill with data
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with node.connect() as conn:
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conn.execute("create table test (id int)")
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conn.execute(
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"insert into test select i from generate_series(1,10) s(i)")
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conn.commit()
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# Do first page backup
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self.backup_node(backup_dir, "node", node, backup_type="page")
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show_backup = self.show_pb(backup_dir, "node")[1]
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# sanity check
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self.assertEqual(show_backup["status"], "OK")
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self.assertEqual(show_backup["backup-mode"], "PAGE")
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# Fill with data
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with node.connect() as conn:
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conn.execute(
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"insert into test select i from generate_series(1,10) s(i)")
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count1 = conn.execute("select count(*) from test")
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conn.commit()
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# Do second page backup
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self.backup_node(backup_dir, "node", node, backup_type="page")
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show_backup = self.show_pb(backup_dir, "node")[2]
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page_id = show_backup["id"]
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if self.paranoia:
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pgdata = self.pgdata_content(node.data_dir)
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# sanity check
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self.assertEqual(show_backup["status"], "OK")
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self.assertEqual(show_backup["backup-mode"], "PAGE")
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# Merge all backups
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self.merge_backup(backup_dir, "node", page_id,
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options=["-j", "4"])
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show_backups = self.show_pb(backup_dir, "node")
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# sanity check
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self.assertEqual(len(show_backups), 1)
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self.assertEqual(show_backups[0]["status"], "OK")
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self.assertEqual(show_backups[0]["backup-mode"], "FULL")
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# Drop node and restore it
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node.cleanup()
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self.restore_node(backup_dir, 'node', node)
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# Check physical correctness
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if self.paranoia:
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pgdata_restored = self.pgdata_content(
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node.data_dir, ignore_ptrack=False)
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self.compare_pgdata(pgdata, pgdata_restored)
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node.slow_start()
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# Check restored node
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count2 = node.execute("postgres", "select count(*) from test")
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self.assertEqual(count1, count2)
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# Clean after yourself
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node.cleanup()
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self.del_test_dir(module_name, fname)
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def test_merge_compressed_backups(self):
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"""
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Test MERGE command with compressed backups
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"""
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fname = self.id().split(".")[3]
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backup_dir = os.path.join(self.tmp_path, module_name, fname, "backup")
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# Initialize instance and backup directory
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node = self.make_simple_node(
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base_dir=os.path.join(module_name, fname, 'node'),
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initdb_params=["--data-checksums"]
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)
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self.init_pb(backup_dir)
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self.add_instance(backup_dir, "node", node)
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self.set_archiving(backup_dir, "node", node)
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node.slow_start()
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# Do full compressed backup
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self.backup_node(backup_dir, "node", node, options=[
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'--compress-algorithm=zlib'])
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show_backup = self.show_pb(backup_dir, "node")[0]
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self.assertEqual(show_backup["status"], "OK")
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self.assertEqual(show_backup["backup-mode"], "FULL")
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# Fill with data
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with node.connect() as conn:
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conn.execute("create table test (id int)")
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conn.execute(
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"insert into test select i from generate_series(1,10) s(i)")
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count1 = conn.execute("select count(*) from test")
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conn.commit()
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# Do compressed page backup
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self.backup_node(
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backup_dir, "node", node, backup_type="page",
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options=['--compress-algorithm=zlib'])
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show_backup = self.show_pb(backup_dir, "node")[1]
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page_id = show_backup["id"]
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self.assertEqual(show_backup["status"], "OK")
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self.assertEqual(show_backup["backup-mode"], "PAGE")
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# Merge all backups
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self.merge_backup(backup_dir, "node", page_id)
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show_backups = self.show_pb(backup_dir, "node")
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self.assertEqual(len(show_backups), 1)
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self.assertEqual(show_backups[0]["status"], "OK")
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self.assertEqual(show_backups[0]["backup-mode"], "FULL")
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# Drop node and restore it
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node.cleanup()
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self.restore_node(backup_dir, 'node', node)
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node.slow_start()
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# Check restored node
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count2 = node.execute("postgres", "select count(*) from test")
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self.assertEqual(count1, count2)
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# Clean after yourself
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node.cleanup()
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self.del_test_dir(module_name, fname)
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def test_merge_compressed_backups_1(self):
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"""
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Test MERGE command with compressed backups
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"""
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fname = self.id().split(".")[3]
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backup_dir = os.path.join(self.tmp_path, module_name, fname, "backup")
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# Initialize instance and backup directory
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node = self.make_simple_node(
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base_dir=os.path.join(module_name, fname, 'node'),
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initdb_params=["--data-checksums"],
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pg_options={
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'autovacuum': 'off'
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}
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)
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self.init_pb(backup_dir)
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self.add_instance(backup_dir, "node", node)
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self.set_archiving(backup_dir, "node", node)
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node.slow_start()
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# Fill with data
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node.pgbench_init(scale=5)
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# Do compressed FULL backup
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self.backup_node(backup_dir, "node", node, options=[
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'--compress-algorithm=zlib', '--stream'])
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show_backup = self.show_pb(backup_dir, "node")[0]
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self.assertEqual(show_backup["status"], "OK")
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self.assertEqual(show_backup["backup-mode"], "FULL")
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# Change data
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pgbench = node.pgbench(options=['-T', '20', '-c', '2', '--no-vacuum'])
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pgbench.wait()
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# Do compressed DELTA backup
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self.backup_node(
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backup_dir, "node", node, backup_type="delta",
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options=['--compress-algorithm=zlib', '--stream'])
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# Change data
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pgbench = node.pgbench(options=['-T', '20', '-c', '2', '--no-vacuum'])
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pgbench.wait()
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# Do compressed PAGE backup
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self.backup_node(
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backup_dir, "node", node, backup_type="page",
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options=['--compress-algorithm=zlib'])
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pgdata = self.pgdata_content(node.data_dir)
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show_backup = self.show_pb(backup_dir, "node")[2]
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page_id = show_backup["id"]
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self.assertEqual(show_backup["status"], "OK")
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self.assertEqual(show_backup["backup-mode"], "PAGE")
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# Merge all backups
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self.merge_backup(backup_dir, "node", page_id)
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show_backups = self.show_pb(backup_dir, "node")
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self.assertEqual(len(show_backups), 1)
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self.assertEqual(show_backups[0]["status"], "OK")
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self.assertEqual(show_backups[0]["backup-mode"], "FULL")
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# Drop node and restore it
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node.cleanup()
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self.restore_node(backup_dir, 'node', node)
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pgdata_restored = self.pgdata_content(node.data_dir)
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self.compare_pgdata(pgdata, pgdata_restored)
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# Clean after yourself
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node.cleanup()
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self.del_test_dir(module_name, fname)
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def test_merge_compressed_and_uncompressed_backups(self):
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"""
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Test MERGE command with compressed and uncompressed backups
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"""
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fname = self.id().split(".")[3]
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backup_dir = os.path.join(self.tmp_path, module_name, fname, "backup")
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# Initialize instance and backup directory
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node = self.make_simple_node(
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base_dir=os.path.join(module_name, fname, 'node'),
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initdb_params=["--data-checksums"],
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pg_options={
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'autovacuum': 'off'
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}
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)
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self.init_pb(backup_dir)
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self.add_instance(backup_dir, "node", node)
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self.set_archiving(backup_dir, "node", node)
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node.slow_start()
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# Fill with data
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node.pgbench_init(scale=5)
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# Do compressed FULL backup
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self.backup_node(backup_dir, "node", node, options=[
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'--compress-algorithm=zlib', '--stream'])
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show_backup = self.show_pb(backup_dir, "node")[0]
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self.assertEqual(show_backup["status"], "OK")
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self.assertEqual(show_backup["backup-mode"], "FULL")
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# Change data
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pgbench = node.pgbench(options=['-T', '20', '-c', '2', '--no-vacuum'])
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pgbench.wait()
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# Do compressed DELTA backup
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self.backup_node(
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backup_dir, "node", node, backup_type="delta",
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options=['--compress-algorithm=zlib', '--stream'])
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# Change data
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pgbench = node.pgbench(options=['-T', '20', '-c', '2', '--no-vacuum'])
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pgbench.wait()
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# Do uncompressed PAGE backup
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self.backup_node(
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backup_dir, "node", node, backup_type="page")
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pgdata = self.pgdata_content(node.data_dir)
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show_backup = self.show_pb(backup_dir, "node")[2]
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page_id = show_backup["id"]
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self.assertEqual(show_backup["status"], "OK")
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self.assertEqual(show_backup["backup-mode"], "PAGE")
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# Merge all backups
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self.merge_backup(backup_dir, "node", page_id)
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show_backups = self.show_pb(backup_dir, "node")
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self.assertEqual(len(show_backups), 1)
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self.assertEqual(show_backups[0]["status"], "OK")
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self.assertEqual(show_backups[0]["backup-mode"], "FULL")
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# Drop node and restore it
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node.cleanup()
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self.restore_node(backup_dir, 'node', node)
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pgdata_restored = self.pgdata_content(node.data_dir)
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self.compare_pgdata(pgdata, pgdata_restored)
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# Clean after yourself
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node.cleanup()
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self.del_test_dir(module_name, fname)
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def test_merge_compressed_and_uncompressed_backups_1(self):
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"""
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Test MERGE command with compressed and uncompressed backups
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"""
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fname = self.id().split(".")[3]
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backup_dir = os.path.join(self.tmp_path, module_name, fname, "backup")
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# Initialize instance and backup directory
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node = self.make_simple_node(
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base_dir=os.path.join(module_name, fname, 'node'),
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initdb_params=["--data-checksums"],
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pg_options={
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'autovacuum': 'off'
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}
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)
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self.init_pb(backup_dir)
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self.add_instance(backup_dir, "node", node)
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self.set_archiving(backup_dir, "node", node)
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node.slow_start()
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# Fill with data
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node.pgbench_init(scale=5)
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# Do compressed FULL backup
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self.backup_node(backup_dir, "node", node, options=[
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'--compress-algorithm=zlib', '--stream'])
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show_backup = self.show_pb(backup_dir, "node")[0]
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self.assertEqual(show_backup["status"], "OK")
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self.assertEqual(show_backup["backup-mode"], "FULL")
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# Change data
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pgbench = node.pgbench(options=['-T', '20', '-c', '2', '--no-vacuum'])
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pgbench.wait()
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# Do uncompressed DELTA backup
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self.backup_node(
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backup_dir, "node", node, backup_type="delta",
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options=['--stream'])
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# Change data
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pgbench = node.pgbench(options=['-T', '20', '-c', '2', '--no-vacuum'])
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pgbench.wait()
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# Do compressed PAGE backup
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self.backup_node(
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backup_dir, "node", node, backup_type="page",
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options=['--compress-algorithm=zlib'])
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pgdata = self.pgdata_content(node.data_dir)
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show_backup = self.show_pb(backup_dir, "node")[2]
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page_id = show_backup["id"]
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self.assertEqual(show_backup["status"], "OK")
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self.assertEqual(show_backup["backup-mode"], "PAGE")
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# Merge all backups
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self.merge_backup(backup_dir, "node", page_id)
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show_backups = self.show_pb(backup_dir, "node")
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self.assertEqual(len(show_backups), 1)
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self.assertEqual(show_backups[0]["status"], "OK")
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self.assertEqual(show_backups[0]["backup-mode"], "FULL")
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# Drop node and restore it
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node.cleanup()
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self.restore_node(backup_dir, 'node', node)
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pgdata_restored = self.pgdata_content(node.data_dir)
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self.compare_pgdata(pgdata, pgdata_restored)
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# Clean after yourself
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node.cleanup()
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self.del_test_dir(module_name, fname)
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def test_merge_compressed_and_uncompressed_backups_2(self):
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"""
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Test MERGE command with compressed and uncompressed backups
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"""
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fname = self.id().split(".")[3]
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backup_dir = os.path.join(self.tmp_path, module_name, fname, "backup")
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# Initialize instance and backup directory
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node = self.make_simple_node(
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base_dir=os.path.join(module_name, fname, 'node'),
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initdb_params=["--data-checksums"],
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pg_options={
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'autovacuum': 'off'
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}
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)
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self.init_pb(backup_dir)
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self.add_instance(backup_dir, "node", node)
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self.set_archiving(backup_dir, "node", node)
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node.slow_start()
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# Fill with data
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node.pgbench_init(scale=5)
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# Do uncompressed FULL backup
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self.backup_node(backup_dir, "node", node)
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show_backup = self.show_pb(backup_dir, "node")[0]
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self.assertEqual(show_backup["status"], "OK")
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self.assertEqual(show_backup["backup-mode"], "FULL")
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# Change data
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pgbench = node.pgbench(options=['-T', '20', '-c', '2', '--no-vacuum'])
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pgbench.wait()
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# Do compressed DELTA backup
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self.backup_node(
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backup_dir, "node", node, backup_type="delta",
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options=['--compress-algorithm=zlib', '--stream'])
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# Change data
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pgbench = node.pgbench(options=['-T', '20', '-c', '2', '--no-vacuum'])
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pgbench.wait()
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# Do uncompressed PAGE backup
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self.backup_node(
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backup_dir, "node", node, backup_type="page")
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pgdata = self.pgdata_content(node.data_dir)
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show_backup = self.show_pb(backup_dir, "node")[2]
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page_id = show_backup["id"]
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self.assertEqual(show_backup["status"], "OK")
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self.assertEqual(show_backup["backup-mode"], "PAGE")
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# Merge all backups
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self.merge_backup(backup_dir, "node", page_id)
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show_backups = self.show_pb(backup_dir, "node")
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self.assertEqual(len(show_backups), 1)
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self.assertEqual(show_backups[0]["status"], "OK")
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self.assertEqual(show_backups[0]["backup-mode"], "FULL")
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# Drop node and restore it
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node.cleanup()
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self.restore_node(backup_dir, 'node', node)
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pgdata_restored = self.pgdata_content(node.data_dir)
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self.compare_pgdata(pgdata, pgdata_restored)
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# Clean after yourself
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node.cleanup()
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self.del_test_dir(module_name, fname)
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# @unittest.skip("skip")
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def test_merge_tablespaces(self):
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"""
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Create tablespace with table, take FULL backup,
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create another tablespace with another table and drop previous
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tablespace, take page backup, merge it and restore
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"""
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fname = self.id().split('.')[3]
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backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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node = self.make_simple_node(
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base_dir=os.path.join(module_name, fname, 'node'),
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set_replication=True, initdb_params=['--data-checksums'],
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pg_options={
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'autovacuum': 'off'
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}
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)
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self.init_pb(backup_dir)
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self.add_instance(backup_dir, 'node', node)
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self.set_archiving(backup_dir, 'node', node)
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node.slow_start()
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self.create_tblspace_in_node(node, 'somedata')
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node.safe_psql(
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"postgres",
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"create table t_heap tablespace somedata as select i as id,"
|
|
" md5(i::text) as text, md5(i::text)::tsvector as tsvector"
|
|
" from generate_series(0,100) i"
|
|
)
|
|
# FULL backup
|
|
self.backup_node(backup_dir, 'node', node)
|
|
|
|
# Create new tablespace
|
|
self.create_tblspace_in_node(node, 'somedata1')
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"create table t_heap1 tablespace somedata1 as select i as id,"
|
|
" md5(i::text) as text, md5(i::text)::tsvector as tsvector"
|
|
" from generate_series(0,100) i"
|
|
)
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"drop table t_heap"
|
|
)
|
|
|
|
# Drop old tablespace
|
|
node.safe_psql(
|
|
"postgres",
|
|
"drop tablespace somedata"
|
|
)
|
|
|
|
# PAGE backup
|
|
backup_id = self.backup_node(backup_dir, 'node', node, backup_type="page")
|
|
|
|
pgdata = self.pgdata_content(node.data_dir)
|
|
|
|
node.stop()
|
|
shutil.rmtree(
|
|
self.get_tblspace_path(node, 'somedata'),
|
|
ignore_errors=True)
|
|
shutil.rmtree(
|
|
self.get_tblspace_path(node, 'somedata1'),
|
|
ignore_errors=True)
|
|
node.cleanup()
|
|
|
|
self.merge_backup(backup_dir, 'node', backup_id)
|
|
|
|
self.restore_node(
|
|
backup_dir, 'node', node, options=["-j", "4"])
|
|
|
|
pgdata_restored = self.pgdata_content(node.data_dir)
|
|
|
|
# this compare should fall because we lost some directories
|
|
self.compare_pgdata(pgdata, pgdata_restored)
|
|
|
|
# @unittest.skip("skip")
|
|
def test_merge_tablespaces_1(self):
|
|
"""
|
|
Create tablespace with table, take FULL backup,
|
|
create another tablespace with another table, take page backup,
|
|
drop first tablespace and take delta backup,
|
|
merge it and restore
|
|
"""
|
|
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'),
|
|
set_replication=True, initdb_params=['--data-checksums'],
|
|
pg_options={
|
|
'autovacuum': 'off'
|
|
}
|
|
)
|
|
|
|
self.init_pb(backup_dir)
|
|
self.add_instance(backup_dir, 'node', node)
|
|
self.set_archiving(backup_dir, 'node', node)
|
|
node.slow_start()
|
|
|
|
self.create_tblspace_in_node(node, 'somedata')
|
|
|
|
# FULL backup
|
|
self.backup_node(backup_dir, 'node', node)
|
|
node.safe_psql(
|
|
"postgres",
|
|
"create table t_heap tablespace somedata as select i as id,"
|
|
" md5(i::text) as text, md5(i::text)::tsvector as tsvector"
|
|
" from generate_series(0,100) i"
|
|
)
|
|
|
|
# CREATE NEW TABLESPACE
|
|
self.create_tblspace_in_node(node, 'somedata1')
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"create table t_heap1 tablespace somedata1 as select i as id,"
|
|
" md5(i::text) as text, md5(i::text)::tsvector as tsvector"
|
|
" from generate_series(0,100) i"
|
|
)
|
|
|
|
# PAGE backup
|
|
self.backup_node(backup_dir, 'node', node, backup_type="page")
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"drop table t_heap"
|
|
)
|
|
node.safe_psql(
|
|
"postgres",
|
|
"drop tablespace somedata"
|
|
)
|
|
|
|
# DELTA backup
|
|
backup_id = self.backup_node(
|
|
backup_dir, 'node', node, backup_type="delta")
|
|
|
|
pgdata = self.pgdata_content(node.data_dir)
|
|
|
|
node.stop()
|
|
shutil.rmtree(
|
|
self.get_tblspace_path(node, 'somedata'),
|
|
ignore_errors=True)
|
|
shutil.rmtree(
|
|
self.get_tblspace_path(node, 'somedata1'),
|
|
ignore_errors=True)
|
|
node.cleanup()
|
|
|
|
self.merge_backup(backup_dir, 'node', backup_id)
|
|
|
|
self.restore_node(
|
|
backup_dir, 'node', node,
|
|
options=["-j", "4"])
|
|
|
|
pgdata_restored = self.pgdata_content(node.data_dir)
|
|
self.compare_pgdata(pgdata, pgdata_restored)
|
|
|
|
# Clean after yourself
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
def test_merge_page_truncate(self):
|
|
"""
|
|
make node, create table, take full backup,
|
|
delete last 3 pages, vacuum relation,
|
|
take page backup, merge full and page,
|
|
restore last page backup and check data correctness
|
|
"""
|
|
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'),
|
|
set_replication=True,
|
|
initdb_params=['--data-checksums'],
|
|
pg_options={
|
|
'checkpoint_timeout': '300s',
|
|
'autovacuum': 'off'
|
|
}
|
|
)
|
|
node_restored = self.make_simple_node(
|
|
base_dir=os.path.join(module_name, fname, 'node_restored'))
|
|
|
|
self.init_pb(backup_dir)
|
|
self.add_instance(backup_dir, 'node', node)
|
|
self.set_archiving(backup_dir, 'node', node)
|
|
node_restored.cleanup()
|
|
node.slow_start()
|
|
self.create_tblspace_in_node(node, 'somedata')
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"create sequence t_seq; "
|
|
"create table t_heap tablespace somedata as select i as id, "
|
|
"md5(i::text) as text, "
|
|
"md5(repeat(i::text,10))::tsvector as tsvector "
|
|
"from generate_series(0,1024) i;")
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"vacuum t_heap")
|
|
|
|
self.backup_node(backup_dir, 'node', node)
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"delete from t_heap where ctid >= '(11,0)'")
|
|
node.safe_psql(
|
|
"postgres",
|
|
"vacuum t_heap")
|
|
|
|
self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
if self.paranoia:
|
|
pgdata = self.pgdata_content(node.data_dir)
|
|
|
|
page_id = self.show_pb(backup_dir, "node")[1]["id"]
|
|
self.merge_backup(backup_dir, "node", page_id)
|
|
|
|
self.validate_pb(backup_dir)
|
|
|
|
old_tablespace = self.get_tblspace_path(node, 'somedata')
|
|
new_tablespace = self.get_tblspace_path(node_restored, 'somedata_new')
|
|
|
|
self.restore_node(
|
|
backup_dir, 'node', node_restored,
|
|
options=[
|
|
"-j", "4",
|
|
"-T", "{0}={1}".format(old_tablespace, new_tablespace),
|
|
"--recovery-target-action=promote"])
|
|
|
|
# Physical comparison
|
|
if self.paranoia:
|
|
pgdata_restored = self.pgdata_content(node_restored.data_dir)
|
|
self.compare_pgdata(pgdata, pgdata_restored)
|
|
|
|
node_restored.append_conf(
|
|
"postgresql.auto.conf", "port = {0}".format(node_restored.port))
|
|
node_restored.slow_start()
|
|
|
|
# Logical comparison
|
|
result1 = node.safe_psql(
|
|
"postgres",
|
|
"select * from t_heap")
|
|
|
|
result2 = node_restored.safe_psql(
|
|
"postgres",
|
|
"select * from t_heap")
|
|
|
|
self.assertEqual(result1, result2)
|
|
|
|
# Clean after yourself
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
def test_merge_delta_truncate(self):
|
|
"""
|
|
make node, create table, take full backup,
|
|
delete last 3 pages, vacuum relation,
|
|
take page backup, merge full and page,
|
|
restore last page backup and check data correctness
|
|
"""
|
|
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'),
|
|
set_replication=True,
|
|
initdb_params=['--data-checksums'],
|
|
pg_options={
|
|
'checkpoint_timeout': '300s',
|
|
'autovacuum': 'off'
|
|
}
|
|
)
|
|
node_restored = self.make_simple_node(
|
|
base_dir=os.path.join(module_name, fname, 'node_restored'))
|
|
|
|
self.init_pb(backup_dir)
|
|
self.add_instance(backup_dir, 'node', node)
|
|
self.set_archiving(backup_dir, 'node', node)
|
|
node_restored.cleanup()
|
|
node.slow_start()
|
|
self.create_tblspace_in_node(node, 'somedata')
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"create sequence t_seq; "
|
|
"create table t_heap tablespace somedata as select i as id, "
|
|
"md5(i::text) as text, "
|
|
"md5(repeat(i::text,10))::tsvector as tsvector "
|
|
"from generate_series(0,1024) i;")
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"vacuum t_heap")
|
|
|
|
self.backup_node(backup_dir, 'node', node)
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"delete from t_heap where ctid >= '(11,0)'")
|
|
node.safe_psql(
|
|
"postgres",
|
|
"vacuum t_heap")
|
|
|
|
self.backup_node(
|
|
backup_dir, 'node', node, backup_type='delta')
|
|
|
|
if self.paranoia:
|
|
pgdata = self.pgdata_content(node.data_dir)
|
|
|
|
page_id = self.show_pb(backup_dir, "node")[1]["id"]
|
|
self.merge_backup(backup_dir, "node", page_id)
|
|
|
|
self.validate_pb(backup_dir)
|
|
|
|
old_tablespace = self.get_tblspace_path(node, 'somedata')
|
|
new_tablespace = self.get_tblspace_path(node_restored, 'somedata_new')
|
|
|
|
self.restore_node(
|
|
backup_dir, 'node', node_restored,
|
|
options=[
|
|
"-j", "4",
|
|
"-T", "{0}={1}".format(old_tablespace, new_tablespace),
|
|
"--recovery-target-action=promote"])
|
|
|
|
# Physical comparison
|
|
if self.paranoia:
|
|
pgdata_restored = self.pgdata_content(node_restored.data_dir)
|
|
self.compare_pgdata(pgdata, pgdata_restored)
|
|
|
|
node_restored.append_conf(
|
|
"postgresql.auto.conf", "port = {0}".format(node_restored.port))
|
|
node_restored.slow_start()
|
|
|
|
# Logical comparison
|
|
result1 = node.safe_psql(
|
|
"postgres",
|
|
"select * from t_heap")
|
|
|
|
result2 = node_restored.safe_psql(
|
|
"postgres",
|
|
"select * from t_heap")
|
|
|
|
self.assertEqual(result1, result2)
|
|
|
|
# Clean after yourself
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
def test_merge_ptrack_truncate(self):
|
|
"""
|
|
make node, create table, take full backup,
|
|
delete last 3 pages, vacuum relation,
|
|
take page backup, merge full and page,
|
|
restore last page backup and check data correctness
|
|
"""
|
|
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'),
|
|
set_replication=True,
|
|
initdb_params=['--data-checksums'],
|
|
pg_options={
|
|
'checkpoint_timeout': '300s',
|
|
'autovacuum': 'off',
|
|
'ptrack_enable': 'on'
|
|
}
|
|
)
|
|
node_restored = self.make_simple_node(
|
|
base_dir=os.path.join(module_name, fname, 'node_restored'))
|
|
|
|
self.init_pb(backup_dir)
|
|
self.add_instance(backup_dir, 'node', node)
|
|
self.set_archiving(backup_dir, 'node', node)
|
|
node_restored.cleanup()
|
|
node.slow_start()
|
|
self.create_tblspace_in_node(node, 'somedata')
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"create sequence t_seq; "
|
|
"create table t_heap tablespace somedata as select i as id, "
|
|
"md5(i::text) as text, "
|
|
"md5(repeat(i::text,10))::tsvector as tsvector "
|
|
"from generate_series(0,1024) i;")
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"vacuum t_heap")
|
|
|
|
self.backup_node(backup_dir, 'node', node)
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"delete from t_heap where ctid >= '(11,0)'")
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"vacuum t_heap")
|
|
|
|
page_id = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='ptrack')
|
|
|
|
if self.paranoia:
|
|
pgdata = self.pgdata_content(node.data_dir)
|
|
|
|
self.merge_backup(backup_dir, "node", page_id)
|
|
|
|
self.validate_pb(backup_dir)
|
|
|
|
old_tablespace = self.get_tblspace_path(node, 'somedata')
|
|
new_tablespace = self.get_tblspace_path(node_restored, 'somedata_new')
|
|
|
|
self.restore_node(
|
|
backup_dir, 'node', node_restored,
|
|
options=[
|
|
"-j", "4",
|
|
"-T", "{0}={1}".format(old_tablespace, new_tablespace),
|
|
"--recovery-target-action=promote"])
|
|
|
|
# Physical comparison
|
|
if self.paranoia:
|
|
pgdata_restored = self.pgdata_content(node_restored.data_dir)
|
|
self.compare_pgdata(pgdata, pgdata_restored)
|
|
|
|
node_restored.append_conf(
|
|
"postgresql.auto.conf", "port = {0}".format(node_restored.port))
|
|
node_restored.slow_start()
|
|
|
|
# Logical comparison
|
|
result1 = node.safe_psql(
|
|
"postgres",
|
|
"select * from t_heap")
|
|
|
|
result2 = node_restored.safe_psql(
|
|
"postgres",
|
|
"select * from t_heap")
|
|
|
|
self.assertEqual(result1, result2)
|
|
|
|
# Clean after yourself
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
# @unittest.skip("skip")
|
|
def test_merge_delta_delete(self):
|
|
"""
|
|
Make node, create tablespace with table, take full backup,
|
|
alter tablespace location, take delta backup, merge full and delta,
|
|
restore database.
|
|
"""
|
|
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'),
|
|
set_replication=True, initdb_params=['--data-checksums'],
|
|
pg_options={
|
|
'checkpoint_timeout': '30s',
|
|
'autovacuum': 'off'
|
|
}
|
|
)
|
|
|
|
self.init_pb(backup_dir)
|
|
self.add_instance(backup_dir, 'node', node)
|
|
self.set_archiving(backup_dir, 'node', node)
|
|
node.slow_start()
|
|
|
|
self.create_tblspace_in_node(node, 'somedata')
|
|
|
|
# FULL backup
|
|
self.backup_node(backup_dir, 'node', node, options=["--stream"])
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"create table t_heap tablespace somedata as select i as id,"
|
|
" md5(i::text) as text, md5(i::text)::tsvector as tsvector"
|
|
" from generate_series(0,100) i"
|
|
)
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"delete from t_heap"
|
|
)
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"vacuum t_heap"
|
|
)
|
|
|
|
# DELTA BACKUP
|
|
self.backup_node(
|
|
backup_dir, 'node', node,
|
|
backup_type='delta',
|
|
options=["--stream"]
|
|
)
|
|
|
|
if self.paranoia:
|
|
pgdata = self.pgdata_content(node.data_dir)
|
|
|
|
backup_id = self.show_pb(backup_dir, "node")[1]["id"]
|
|
self.merge_backup(backup_dir, "node", backup_id, options=["-j", "4"])
|
|
|
|
# RESTORE
|
|
node_restored = self.make_simple_node(
|
|
base_dir=os.path.join(module_name, fname, 'node_restored')
|
|
)
|
|
node_restored.cleanup()
|
|
|
|
self.restore_node(
|
|
backup_dir, 'node', node_restored,
|
|
options=[
|
|
"-j", "4",
|
|
"-T", "{0}={1}".format(
|
|
self.get_tblspace_path(node, 'somedata'),
|
|
self.get_tblspace_path(node_restored, 'somedata')
|
|
)
|
|
]
|
|
)
|
|
|
|
# GET RESTORED PGDATA AND COMPARE
|
|
if self.paranoia:
|
|
pgdata_restored = self.pgdata_content(node_restored.data_dir)
|
|
self.compare_pgdata(pgdata, pgdata_restored)
|
|
|
|
# START RESTORED NODE
|
|
node_restored.append_conf(
|
|
'postgresql.auto.conf', 'port = {0}'.format(node_restored.port))
|
|
node_restored.slow_start()
|
|
|
|
# Clean after yourself
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
# @unittest.skip("skip")
|
|
def test_continue_failed_merge(self):
|
|
"""
|
|
Check that failed MERGE can be continued
|
|
"""
|
|
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'),
|
|
set_replication=True,
|
|
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()
|
|
|
|
# FULL backup
|
|
self.backup_node(backup_dir, 'node', node)
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"create table t_heap as select i as id,"
|
|
" md5(i::text) as text, md5(i::text)::tsvector as tsvector"
|
|
" from generate_series(0,1000) i"
|
|
)
|
|
|
|
# DELTA BACKUP
|
|
self.backup_node(
|
|
backup_dir, 'node', node, backup_type='delta'
|
|
)
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"delete from t_heap"
|
|
)
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"vacuum t_heap"
|
|
)
|
|
|
|
# DELTA BACKUP
|
|
self.backup_node(
|
|
backup_dir, 'node', node, backup_type='delta'
|
|
)
|
|
|
|
if self.paranoia:
|
|
pgdata = self.pgdata_content(node.data_dir)
|
|
|
|
backup_id = self.show_pb(backup_dir, "node")[2]["id"]
|
|
|
|
gdb = self.merge_backup(backup_dir, "node", backup_id, gdb=True)
|
|
|
|
gdb.set_breakpoint('copy_file')
|
|
gdb.run_until_break()
|
|
|
|
gdb.continue_execution_until_break(5)
|
|
|
|
gdb._execute('signal SIGKILL')
|
|
|
|
print(self.show_pb(backup_dir, as_text=True, as_json=False))
|
|
|
|
# Try to continue failed MERGE
|
|
self.merge_backup(backup_dir, "node", backup_id)
|
|
|
|
# Drop node and restore it
|
|
node.cleanup()
|
|
self.restore_node(backup_dir, 'node', node)
|
|
|
|
# Clean after yourself
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
# @unittest.skip("skip")
|
|
def test_continue_failed_merge_with_corrupted_delta_backup(self):
|
|
"""
|
|
Fail merge via gdb, corrupt DELTA backup, try to continue merge
|
|
"""
|
|
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'),
|
|
set_replication=True, 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()
|
|
|
|
# FULL backup
|
|
self.backup_node(backup_dir, 'node', node)
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"create table t_heap as select i as id,"
|
|
" md5(i::text) as text, md5(i::text)::tsvector as tsvector"
|
|
" from generate_series(0,1000) i"
|
|
)
|
|
|
|
old_path = node.safe_psql(
|
|
"postgres",
|
|
"select pg_relation_filepath('t_heap')").rstrip()
|
|
|
|
# DELTA BACKUP
|
|
self.backup_node(
|
|
backup_dir, 'node', node, backup_type='delta'
|
|
)
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"update t_heap set id = 100500"
|
|
)
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"vacuum full t_heap"
|
|
)
|
|
|
|
new_path = node.safe_psql(
|
|
"postgres",
|
|
"select pg_relation_filepath('t_heap')").rstrip()
|
|
|
|
# DELTA BACKUP
|
|
backup_id_2 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='delta'
|
|
)
|
|
|
|
backup_id = self.show_pb(backup_dir, "node")[1]["id"]
|
|
|
|
# Failed MERGE
|
|
gdb = self.merge_backup(backup_dir, "node", backup_id, gdb=True)
|
|
gdb.set_breakpoint('copy_file')
|
|
gdb.run_until_break()
|
|
|
|
gdb.continue_execution_until_break(2)
|
|
|
|
gdb._execute('signal SIGKILL')
|
|
|
|
# CORRUPT incremental backup
|
|
# read block from future
|
|
# block_size + backup_header = 8200
|
|
file = os.path.join(
|
|
backup_dir, 'backups', 'node',
|
|
backup_id_2, 'database', new_path)
|
|
with open(file, 'rb') as f:
|
|
f.seek(8200)
|
|
block_1 = f.read(8200)
|
|
f.close
|
|
|
|
# write block from future
|
|
file = os.path.join(
|
|
backup_dir, 'backups', 'node',
|
|
backup_id, 'database', old_path)
|
|
with open(file, 'r+b') as f:
|
|
f.seek(8200)
|
|
f.write(block_1)
|
|
f.close
|
|
|
|
# Try to continue failed MERGE
|
|
try:
|
|
self.merge_backup(backup_dir, "node", backup_id)
|
|
self.assertEqual(
|
|
1, 0,
|
|
"Expecting Error because of incremental backup corruption.\n "
|
|
"Output: {0} \n CMD: {1}".format(
|
|
repr(self.output), self.cmd))
|
|
except ProbackupException as e:
|
|
self.assertTrue(
|
|
"ERROR: Merging of backup {0} failed".format(
|
|
backup_id) in e.message,
|
|
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
|
|
repr(e.message), self.cmd))
|
|
|
|
# Clean after yourself
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
def test_continue_failed_merge_2(self):
|
|
"""
|
|
Check that failed MERGE on delete can be continued
|
|
"""
|
|
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'),
|
|
set_replication=True, 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()
|
|
|
|
# FULL backup
|
|
self.backup_node(backup_dir, 'node', node)
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"create table t_heap as select i as id,"
|
|
" md5(i::text) as text, md5(i::text)::tsvector as tsvector"
|
|
" from generate_series(0,1000) i")
|
|
|
|
# DELTA BACKUP
|
|
self.backup_node(
|
|
backup_dir, 'node', node, backup_type='delta')
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"delete from t_heap")
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"vacuum t_heap")
|
|
|
|
# DELTA BACKUP
|
|
self.backup_node(
|
|
backup_dir, 'node', node, backup_type='delta')
|
|
|
|
if self.paranoia:
|
|
pgdata = self.pgdata_content(node.data_dir)
|
|
|
|
backup_id = self.show_pb(backup_dir, "node")[2]["id"]
|
|
|
|
gdb = self.merge_backup(backup_dir, "node", backup_id, gdb=True)
|
|
|
|
gdb.set_breakpoint('pgFileDelete')
|
|
|
|
gdb.run_until_break()
|
|
|
|
gdb.continue_execution_until_break(20)
|
|
|
|
gdb._execute('signal SIGKILL')
|
|
|
|
print(self.show_pb(backup_dir, as_text=True, as_json=False))
|
|
|
|
backup_id_deleted = self.show_pb(backup_dir, "node")[1]["id"]
|
|
|
|
# TODO check that full backup has meta info is equal to DELETTING
|
|
|
|
# Try to continue failed MERGE
|
|
self.merge_backup(backup_dir, "node", backup_id)
|
|
# Clean after yourself
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
def test_continue_failed_merge_3(self):
|
|
"""
|
|
Check that failed MERGE can`t be continued after target backup deleting
|
|
Create FULL and 2 PAGE backups
|
|
"""
|
|
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'),
|
|
set_replication=True, 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()
|
|
|
|
# Create test data
|
|
node.safe_psql("postgres", "create sequence t_seq")
|
|
node.safe_psql(
|
|
"postgres",
|
|
"create table t_heap as select i as id, nextval('t_seq')"
|
|
" as t_seq, md5(i::text) as text, md5(i::text)::tsvector"
|
|
" as tsvector from generate_series(0,100000) i"
|
|
)
|
|
|
|
# FULL backup
|
|
self.backup_node(backup_dir, 'node', node)
|
|
|
|
# CREATE FEW PAGE BACKUP
|
|
i = 0
|
|
|
|
while i < 2:
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"delete from t_heap"
|
|
)
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"vacuum t_heap"
|
|
)
|
|
node.safe_psql(
|
|
"postgres",
|
|
"insert into t_heap select i as id, nextval('t_seq') as t_seq,"
|
|
" md5(i::text) as text, md5(i::text)::tsvector as tsvector"
|
|
" from generate_series(100,200000) i"
|
|
)
|
|
|
|
# PAGE BACKUP
|
|
self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page'
|
|
)
|
|
i = i + 1
|
|
|
|
if self.paranoia:
|
|
pgdata = self.pgdata_content(node.data_dir)
|
|
|
|
backup_id_merge = self.show_pb(backup_dir, "node")[2]["id"]
|
|
backup_id_delete = self.show_pb(backup_dir, "node")[1]["id"]
|
|
|
|
print(self.show_pb(backup_dir, as_text=True, as_json=False))
|
|
|
|
gdb = self.merge_backup(backup_dir, "node", backup_id_merge, gdb=True)
|
|
|
|
gdb.set_breakpoint('copy_file')
|
|
gdb.run_until_break()
|
|
gdb.continue_execution_until_break(2)
|
|
|
|
gdb._execute('signal SIGKILL')
|
|
|
|
print(self.show_pb(backup_dir, as_text=True, as_json=False))
|
|
print(os.path.join(backup_dir, "backups", "node", backup_id_delete))
|
|
|
|
# DELETE PAGE1
|
|
shutil.rmtree(
|
|
os.path.join(backup_dir, "backups", "node", backup_id_delete))
|
|
|
|
# Try to continue failed MERGE
|
|
try:
|
|
self.merge_backup(backup_dir, "node", backup_id_merge)
|
|
self.assertEqual(
|
|
1, 0,
|
|
"Expecting Error because of backup corruption.\n "
|
|
"Output: {0} \n CMD: {1}".format(
|
|
repr(self.output), self.cmd))
|
|
except ProbackupException as e:
|
|
self.assertTrue(
|
|
"ERROR: Parent full backup for the given backup {0} was not found".format(
|
|
backup_id_merge) in e.message,
|
|
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
|
|
repr(e.message), self.cmd))
|
|
|
|
# Clean after yourself
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
def test_merge_different_compression_algo(self):
|
|
"""
|
|
Check that backups with different compression algorihtms can be merged
|
|
"""
|
|
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'),
|
|
set_replication=True,
|
|
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()
|
|
|
|
# FULL backup
|
|
self.backup_node(
|
|
backup_dir, 'node', node, options=['--compress-algorithm=zlib'])
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"create table t_heap as select i as id,"
|
|
" md5(i::text) as text, md5(i::text)::tsvector as tsvector"
|
|
" from generate_series(0,1000) i")
|
|
|
|
# DELTA BACKUP
|
|
self.backup_node(
|
|
backup_dir, 'node', node,
|
|
backup_type='delta', options=['--compress-algorithm=pglz'])
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"delete from t_heap")
|
|
|
|
node.safe_psql(
|
|
"postgres",
|
|
"vacuum t_heap")
|
|
|
|
# DELTA BACKUP
|
|
self.backup_node(
|
|
backup_dir, 'node', node, backup_type='delta')
|
|
|
|
if self.paranoia:
|
|
pgdata = self.pgdata_content(node.data_dir)
|
|
|
|
backup_id = self.show_pb(backup_dir, "node")[2]["id"]
|
|
|
|
self.merge_backup(backup_dir, "node", backup_id)
|
|
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
def test_merge_different_wal_modes(self):
|
|
"""
|
|
Check that backups with different wal modes can be merged
|
|
correctly
|
|
"""
|
|
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'),
|
|
set_replication=True,
|
|
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()
|
|
|
|
# FULL stream backup
|
|
self.backup_node(
|
|
backup_dir, 'node', node, options=['--stream'])
|
|
|
|
# DELTA archive backup
|
|
backup_id = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='delta')
|
|
|
|
self.merge_backup(backup_dir, 'node', backup_id=backup_id)
|
|
|
|
self.assertEqual(
|
|
'ARCHIVE', self.show_pb(backup_dir, 'node', backup_id)['wal'])
|
|
|
|
# DELTA stream backup
|
|
backup_id = self.backup_node(
|
|
backup_dir, 'node', node,
|
|
backup_type='delta', options=['--stream'])
|
|
|
|
self.merge_backup(backup_dir, 'node', backup_id=backup_id)
|
|
|
|
self.assertEqual(
|
|
'STREAM', self.show_pb(backup_dir, 'node', backup_id)['wal'])
|
|
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
def test_crash_after_opening_backup_control_1(self):
|
|
"""
|
|
check that crashing after opening backup.control
|
|
for writing will not result in losing backup metadata
|
|
"""
|
|
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'),
|
|
set_replication=True,
|
|
initdb_params=['--data-checksums'],
|
|
pg_options={'autovacuum': 'off'})
|
|
|
|
self.init_pb(backup_dir)
|
|
self.add_instance(backup_dir, 'node', node)
|
|
self.set_archiving(backup_dir, 'node', node)
|
|
node.slow_start()
|
|
|
|
# FULL stream backup
|
|
self.backup_node(
|
|
backup_dir, 'node', node, options=['--stream'])
|
|
|
|
# DELTA archive backup
|
|
backup_id = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='delta')
|
|
|
|
print(self.show_pb(
|
|
backup_dir, 'node', as_json=False, as_text=True))
|
|
|
|
gdb = self.merge_backup(backup_dir, "node", backup_id, gdb=True)
|
|
gdb.set_breakpoint('write_backup_filelist')
|
|
gdb.run_until_break()
|
|
|
|
gdb.set_breakpoint('write_backup')
|
|
gdb.continue_execution_until_break()
|
|
gdb.set_breakpoint('pgBackupWriteControl')
|
|
gdb.continue_execution_until_break()
|
|
|
|
gdb._execute('signal SIGKILL')
|
|
|
|
print(self.show_pb(
|
|
backup_dir, 'node', as_json=False, as_text=True))
|
|
|
|
self.assertEqual(
|
|
'MERGING', self.show_pb(backup_dir, 'node')[0]['status'])
|
|
|
|
self.assertEqual(
|
|
'MERGING', self.show_pb(backup_dir, 'node')[1]['status'])
|
|
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
def test_crash_after_opening_backup_control_2(self):
|
|
"""
|
|
check that crashing after opening backup_content.control
|
|
for writing will not result in losing metadata about backup files
|
|
"""
|
|
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'),
|
|
set_replication=True,
|
|
initdb_params=['--data-checksums'],
|
|
pg_options={'autovacuum': 'off'})
|
|
|
|
self.init_pb(backup_dir)
|
|
self.add_instance(backup_dir, 'node', node)
|
|
self.set_archiving(backup_dir, 'node', node)
|
|
node.slow_start()
|
|
|
|
# Add data
|
|
node.pgbench_init(scale=3)
|
|
|
|
# FULL backup
|
|
full_id = self.backup_node(
|
|
backup_dir, 'node', node, options=['--stream'])
|
|
|
|
# Change data
|
|
pgbench = node.pgbench(options=['-T', '20', '-c', '2'])
|
|
pgbench.wait()
|
|
|
|
path = node.safe_psql(
|
|
'postgres',
|
|
"select pg_relation_filepath('pgbench_accounts')").rstrip()
|
|
|
|
fsm_path = path + '_fsm'
|
|
|
|
node.safe_psql(
|
|
'postgres',
|
|
'vacuum pgbench_accounts')
|
|
|
|
# DELTA backup
|
|
backup_id = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='delta')
|
|
|
|
pgdata = self.pgdata_content(node.data_dir)
|
|
|
|
print(self.show_pb(
|
|
backup_dir, 'node', as_json=False, as_text=True))
|
|
|
|
gdb = self.merge_backup(backup_dir, "node", backup_id, gdb=True)
|
|
gdb.set_breakpoint('write_backup_filelist')
|
|
gdb.run_until_break()
|
|
|
|
gdb.set_breakpoint('print_file_list')
|
|
gdb.continue_execution_until_break()
|
|
|
|
gdb._execute('signal SIGKILL')
|
|
|
|
print(self.show_pb(
|
|
backup_dir, 'node', as_json=False, as_text=True))
|
|
|
|
self.assertEqual(
|
|
'MERGING', self.show_pb(backup_dir, 'node')[0]['status'])
|
|
|
|
self.assertEqual(
|
|
'MERGING', self.show_pb(backup_dir, 'node')[1]['status'])
|
|
|
|
# In to_backup drop file that comes from from_backup
|
|
# emulate crash during previous merge
|
|
file_to_remove = os.path.join(
|
|
backup_dir, 'backups',
|
|
'node', full_id, 'database', fsm_path)
|
|
|
|
print(file_to_remove)
|
|
|
|
os.remove(file_to_remove)
|
|
|
|
# Continue failed merge
|
|
self.merge_backup(backup_dir, "node", backup_id)
|
|
|
|
node.cleanup()
|
|
|
|
# restore merge backup
|
|
self.restore_node(backup_dir, 'node', node)
|
|
|
|
pgdata_restored = self.pgdata_content(node.data_dir)
|
|
|
|
self.compare_pgdata(pgdata, pgdata_restored)
|
|
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
def test_losing_file_after_failed_merge(self):
|
|
"""
|
|
check that crashing after opening backup_content.control
|
|
for writing will not result in losing metadata about backup files
|
|
"""
|
|
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'),
|
|
set_replication=True,
|
|
initdb_params=['--data-checksums'],
|
|
pg_options={'autovacuum': 'off'})
|
|
|
|
self.init_pb(backup_dir)
|
|
self.add_instance(backup_dir, 'node', node)
|
|
self.set_archiving(backup_dir, 'node', node)
|
|
node.slow_start()
|
|
|
|
# Add data
|
|
node.pgbench_init(scale=1)
|
|
|
|
# FULL backup
|
|
full_id = self.backup_node(
|
|
backup_dir, 'node', node, options=['--stream'])
|
|
|
|
# Change data
|
|
node.safe_psql(
|
|
'postgres',
|
|
"update pgbench_accounts set aid = aid + 1005000")
|
|
|
|
path = node.safe_psql(
|
|
'postgres',
|
|
"select pg_relation_filepath('pgbench_accounts')").rstrip()
|
|
|
|
node.safe_psql(
|
|
'postgres',
|
|
"VACUUM pgbench_accounts")
|
|
|
|
vm_path = path + '_vm'
|
|
|
|
# DELTA backup
|
|
backup_id = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='delta')
|
|
|
|
pgdata = self.pgdata_content(node.data_dir)
|
|
|
|
print(self.show_pb(
|
|
backup_dir, 'node', as_json=False, as_text=True))
|
|
|
|
gdb = self.merge_backup(backup_dir, "node", backup_id, gdb=True)
|
|
gdb.set_breakpoint('write_backup_filelist')
|
|
gdb.run_until_break()
|
|
|
|
gdb.set_breakpoint('print_file_list')
|
|
gdb.continue_execution_until_break()
|
|
|
|
gdb._execute('signal SIGKILL')
|
|
|
|
print(self.show_pb(
|
|
backup_dir, 'node', as_json=False, as_text=True))
|
|
|
|
self.assertEqual(
|
|
'MERGING', self.show_pb(backup_dir, 'node')[0]['status'])
|
|
|
|
self.assertEqual(
|
|
'MERGING', self.show_pb(backup_dir, 'node')[1]['status'])
|
|
|
|
# In to_backup drop file that comes from from_backup
|
|
# emulate crash during previous merge
|
|
file_to_remove = os.path.join(
|
|
backup_dir, 'backups',
|
|
'node', full_id, 'database', vm_path)
|
|
|
|
os.remove(file_to_remove)
|
|
|
|
# Try to continue failed MERGE
|
|
#print(backup_id)
|
|
#exit(1)
|
|
self.merge_backup(backup_dir, "node", backup_id)
|
|
|
|
self.assertEqual(
|
|
'OK', self.show_pb(backup_dir, 'node')[0]['status'])
|
|
|
|
node.cleanup()
|
|
|
|
self.restore_node(backup_dir, 'node', node)
|
|
|
|
pgdata_restored = self.pgdata_content(node.data_dir)
|
|
self.compare_pgdata(pgdata, pgdata_restored)
|
|
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
def test_failed_merge_after_delete(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'),
|
|
set_replication=True,
|
|
initdb_params=['--data-checksums'],
|
|
pg_options={'autovacuum': 'off'})
|
|
|
|
self.init_pb(backup_dir)
|
|
self.add_instance(backup_dir, 'node', node)
|
|
self.set_archiving(backup_dir, 'node', node)
|
|
node.slow_start()
|
|
|
|
# add database
|
|
node.safe_psql(
|
|
'postgres',
|
|
'CREATE DATABASE testdb')
|
|
|
|
dboid = node.safe_psql(
|
|
"postgres",
|
|
"select oid from pg_database where datname = 'testdb'").rstrip()
|
|
|
|
# take FULL backup
|
|
full_id = self.backup_node(
|
|
backup_dir, 'node', node, options=['--stream'])
|
|
|
|
# drop database
|
|
node.safe_psql(
|
|
'postgres',
|
|
'DROP DATABASE testdb')
|
|
|
|
# take PAGE backup
|
|
page_id = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
gdb = self.merge_backup(
|
|
backup_dir, 'node', page_id,
|
|
gdb=True, options=['--log-level-console=verbose'])
|
|
|
|
gdb.set_breakpoint('delete_backup_files')
|
|
gdb.run_until_break()
|
|
|
|
gdb.set_breakpoint('parray_bsearch')
|
|
gdb.continue_execution_until_break()
|
|
|
|
gdb.set_breakpoint('pgFileDelete')
|
|
gdb.continue_execution_until_break(20)
|
|
|
|
gdb._execute('signal SIGKILL')
|
|
|
|
# backup half-merged
|
|
self.assertEqual(
|
|
'MERGING', self.show_pb(backup_dir, 'node')[0]['status'])
|
|
|
|
self.assertEqual(
|
|
full_id, self.show_pb(backup_dir, 'node')[0]['id'])
|
|
|
|
db_path = os.path.join(
|
|
backup_dir, 'backups', 'node',
|
|
full_id, 'database', 'base', dboid)
|
|
|
|
self.assertFalse(
|
|
os.path.isdir(db_path),
|
|
'Directory {0} should not exist'.format(
|
|
db_path, full_id))
|
|
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
def test_failed_merge_after_delete_1(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'),
|
|
set_replication=True,
|
|
initdb_params=['--data-checksums'],
|
|
pg_options={'autovacuum': 'off'})
|
|
|
|
self.init_pb(backup_dir)
|
|
self.add_instance(backup_dir, 'node', node)
|
|
self.set_archiving(backup_dir, 'node', node)
|
|
node.slow_start()
|
|
|
|
# take FULL backup
|
|
full_id = self.backup_node(
|
|
backup_dir, 'node', node, options=['--stream'])
|
|
|
|
node.pgbench_init(scale=1)
|
|
|
|
page_1 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
# Change FULL B backup status to ERROR
|
|
self.change_backup_status(backup_dir, 'node', page_1, 'ERROR')
|
|
|
|
pgdata = self.pgdata_content(node.data_dir)
|
|
|
|
# add data
|
|
pgbench = node.pgbench(options=['-T', '10', '-c', '2', '--no-vacuum'])
|
|
pgbench.wait()
|
|
|
|
# take PAGE backup
|
|
page_id = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
# Change FULL B backup status to ERROR
|
|
self.change_backup_status(backup_dir, 'node', page_1, 'OK')
|
|
|
|
gdb = self.merge_backup(
|
|
backup_dir, 'node', page_id,
|
|
gdb=True, options=['--log-level-console=verbose'])
|
|
|
|
gdb.set_breakpoint('delete_backup_files')
|
|
gdb.run_until_break()
|
|
|
|
gdb.set_breakpoint('parray_bsearch')
|
|
gdb.continue_execution_until_break()
|
|
|
|
gdb.set_breakpoint('pgFileDelete')
|
|
gdb.continue_execution_until_break(30)
|
|
|
|
gdb._execute('signal SIGKILL')
|
|
|
|
# backup half-merged
|
|
self.assertEqual(
|
|
'OK', self.show_pb(backup_dir, 'node')[0]['status'])
|
|
|
|
self.assertEqual(
|
|
full_id, self.show_pb(backup_dir, 'node')[0]['id'])
|
|
|
|
# restore
|
|
node.cleanup()
|
|
self.restore_node(backup_dir, 'node', node)
|
|
|
|
pgdata_restored = self.pgdata_content(node.data_dir)
|
|
self.compare_pgdata(pgdata, pgdata_restored)
|
|
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
# @unittest.skip("skip")
|
|
def test_merge_backup_from_future(self):
|
|
"""
|
|
take FULL backup, table PAGE backup from future,
|
|
try to merge page with FULL
|
|
"""
|
|
fname = self.id().split('.')[3]
|
|
node = self.make_simple_node(
|
|
base_dir=os.path.join(module_name, fname, 'node'),
|
|
set_replication=True,
|
|
initdb_params=['--data-checksums'],
|
|
pg_options={
|
|
'autovacuum': 'off'})
|
|
|
|
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
|
|
self.init_pb(backup_dir)
|
|
self.add_instance(backup_dir, 'node', node)
|
|
self.set_archiving(backup_dir, 'node', node)
|
|
node.slow_start()
|
|
|
|
# Take FULL
|
|
self.backup_node(backup_dir, 'node', node)
|
|
|
|
node.pgbench_init(scale=3)
|
|
|
|
# Take PAGE from future
|
|
backup_id = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
with open(
|
|
os.path.join(
|
|
backup_dir, 'backups', 'node',
|
|
backup_id, "backup.control"), "a") as conf:
|
|
conf.write("start-time='{:%Y-%m-%d %H:%M:%S}'\n".format(
|
|
datetime.now() + timedelta(days=3)))
|
|
|
|
# rename directory
|
|
new_id = self.show_pb(backup_dir, 'node')[1]['id']
|
|
|
|
os.rename(
|
|
os.path.join(backup_dir, 'backups', 'node', backup_id),
|
|
os.path.join(backup_dir, 'backups', 'node', new_id))
|
|
|
|
pgbench = node.pgbench(options=['-T', '3', '-c', '2', '--no-vacuum'])
|
|
pgbench.wait()
|
|
|
|
backup_id = self.backup_node(backup_dir, 'node', node, backup_type='page')
|
|
pgdata = self.pgdata_content(node.data_dir)
|
|
|
|
node.cleanup()
|
|
self.merge_backup(backup_dir, 'node', backup_id=backup_id)
|
|
|
|
self.restore_node(backup_dir, 'node', node, backup_id=backup_id)
|
|
|
|
pgdata_restored = self.pgdata_content(node.data_dir)
|
|
self.compare_pgdata(pgdata, pgdata_restored)
|
|
|
|
# Clean after yourself
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
# @unittest.skip("skip")
|
|
def test_merge_multiple_descendants(self):
|
|
"""
|
|
PAGEb3
|
|
| PAGEa3
|
|
PAGEb2 /
|
|
| PAGEa2 /
|
|
PAGEb1 \ /
|
|
| PAGEa1
|
|
FULLb |
|
|
FULLa
|
|
"""
|
|
fname = self.id().split('.')[3]
|
|
node = self.make_simple_node(
|
|
base_dir=os.path.join(module_name, fname, 'node'),
|
|
initdb_params=['--data-checksums'])
|
|
|
|
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
|
|
self.init_pb(backup_dir)
|
|
self.add_instance(backup_dir, 'node', node)
|
|
self.set_archiving(backup_dir, 'node', node)
|
|
node.slow_start()
|
|
|
|
# Take FULL BACKUPs
|
|
backup_id_a = self.backup_node(backup_dir, 'node', node)
|
|
|
|
backup_id_b = self.backup_node(backup_dir, 'node', node)
|
|
|
|
# Change FULLb backup status to ERROR
|
|
self.change_backup_status(backup_dir, 'node', backup_id_b, 'ERROR')
|
|
|
|
page_id_a1 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
# Change FULLb backup status to OK
|
|
self.change_backup_status(backup_dir, 'node', backup_id_b, 'OK')
|
|
|
|
# Change PAGEa1 backup status to ERROR
|
|
self.change_backup_status(backup_dir, 'node', page_id_a1, 'ERROR')
|
|
|
|
# PAGEa1 ERROR
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
page_id_b1 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
# PAGEb1 OK
|
|
# PAGEa1 ERROR
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
# Change PAGEa1 backup status to OK
|
|
self.change_backup_status(backup_dir, 'node', page_id_a1, 'OK')
|
|
|
|
# Change PAGEb1 backup status to ERROR
|
|
self.change_backup_status(backup_dir, 'node', page_id_b1, 'ERROR')
|
|
|
|
# PAGEb1 ERROR
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
page_id_a2 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
# PAGEa2 OK
|
|
# PAGEb1 ERROR
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
# Change PAGEb1 backup status to OK
|
|
self.change_backup_status(backup_dir, 'node', page_id_b1, 'OK')
|
|
|
|
# Change PAGEa2 backup status to ERROR
|
|
self.change_backup_status(backup_dir, 'node', page_id_a2, 'ERROR')
|
|
|
|
# PAGEa2 ERROR
|
|
# PAGEb1 OK
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
page_id_b2 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
# PAGEb2 OK
|
|
# PAGEa2 ERROR
|
|
# PAGEb1 OK
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
# Change PAGEb2 and PAGEb1 status to ERROR
|
|
self.change_backup_status(backup_dir, 'node', page_id_b2, 'ERROR')
|
|
self.change_backup_status(backup_dir, 'node', page_id_b1, 'ERROR')
|
|
|
|
# PAGEb2 ERROR
|
|
# PAGEa2 ERROR
|
|
# PAGEb1 ERROR
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
page_id_a3 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
# PAGEa3 OK
|
|
# PAGEb2 ERROR
|
|
# PAGEa2 ERROR
|
|
# PAGEb1 ERROR
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
# Change PAGEa3 status to ERROR
|
|
self.change_backup_status(backup_dir, 'node', page_id_a3, 'ERROR')
|
|
|
|
# Change PAGEb2 status to OK
|
|
self.change_backup_status(backup_dir, 'node', page_id_b2, 'OK')
|
|
|
|
page_id_b3 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
# PAGEb3 OK
|
|
# PAGEa3 ERROR
|
|
# PAGEb2 OK
|
|
# PAGEa2 ERROR
|
|
# PAGEb1 ERROR
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
# Change PAGEa3, PAGEa2 and PAGEb1 status to OK
|
|
self.change_backup_status(backup_dir, 'node', page_id_a3, 'OK')
|
|
self.change_backup_status(backup_dir, 'node', page_id_a2, 'OK')
|
|
self.change_backup_status(backup_dir, 'node', page_id_b1, 'OK')
|
|
|
|
# PAGEb3 OK
|
|
# PAGEa3 OK
|
|
# PAGEb2 OK
|
|
# PAGEa2 OK
|
|
# PAGEb1 OK
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
# Check that page_id_a3 and page_id_a2 are both direct descendants of page_id_a1
|
|
self.assertEqual(
|
|
self.show_pb(backup_dir, 'node', backup_id=page_id_a3)['parent-backup-id'],
|
|
page_id_a1)
|
|
|
|
self.assertEqual(
|
|
self.show_pb(backup_dir, 'node', backup_id=page_id_a2)['parent-backup-id'],
|
|
page_id_a1)
|
|
|
|
self.merge_backup(
|
|
backup_dir, 'node', page_id_a2,
|
|
options=['--merge-expired', '--log-level-console=log'])
|
|
|
|
try:
|
|
self.merge_backup(
|
|
backup_dir, 'node', page_id_a3,
|
|
options=['--merge-expired', '--log-level-console=log'])
|
|
self.assertEqual(
|
|
1, 0,
|
|
"Expecting Error because of parent FULL backup is missing.\n "
|
|
"Output: {0} \n CMD: {1}".format(
|
|
repr(self.output), self.cmd))
|
|
except ProbackupException as e:
|
|
self.assertTrue(
|
|
"ERROR: Parent full backup for the given "
|
|
"backup {0} was not found".format(
|
|
page_id_a3) in e.message,
|
|
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
|
|
repr(e.message), self.cmd))
|
|
|
|
# Clean after yourself
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
# @unittest.skip("skip")
|
|
def test_smart_merge(self):
|
|
"""
|
|
make node, create database, take full backup, drop database,
|
|
take PAGE backup and merge it into FULL,
|
|
make sure that files from dropped database are not
|
|
copied during restore
|
|
https://github.com/postgrespro/pg_probackup/issues/63
|
|
"""
|
|
fname = self.id().split('.')[3]
|
|
node = self.make_simple_node(
|
|
base_dir=os.path.join(module_name, fname, 'node'),
|
|
set_replication=True,
|
|
initdb_params=['--data-checksums'])
|
|
|
|
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
|
|
self.init_pb(backup_dir)
|
|
self.add_instance(backup_dir, 'node', node)
|
|
self.set_archiving(backup_dir, 'node', node)
|
|
node.slow_start()
|
|
|
|
# create database
|
|
node.safe_psql(
|
|
"postgres",
|
|
"CREATE DATABASE testdb")
|
|
|
|
# take FULL backup
|
|
full_id = self.backup_node(backup_dir, 'node', node)
|
|
|
|
# drop database
|
|
node.safe_psql(
|
|
"postgres",
|
|
"DROP DATABASE testdb")
|
|
|
|
# take PAGE backup
|
|
page_id = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
# get delta between FULL and PAGE filelists
|
|
filelist_full = self.get_backup_filelist(
|
|
backup_dir, 'node', full_id)
|
|
|
|
filelist_page = self.get_backup_filelist(
|
|
backup_dir, 'node', page_id)
|
|
|
|
filelist_diff = self.get_backup_filelist_diff(
|
|
filelist_full, filelist_page)
|
|
|
|
# merge PAGE backup
|
|
self.merge_backup(
|
|
backup_dir, 'node', page_id,
|
|
options=['--log-level-file=VERBOSE'])
|
|
|
|
logfile = os.path.join(backup_dir, 'log', 'pg_probackup.log')
|
|
with open(logfile, 'r') as f:
|
|
logfile_content = f.read()
|
|
|
|
# Clean after yourself
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
|
|
# 1. always use parent link when merging (intermediates may be from different chain)
|
|
# 2. page backup we are merging with may disappear after failed merge,
|
|
# it should not be possible to continue merge after that
|
|
# PAGE_A MERGING (disappear)
|
|
# FULL MERGING
|
|
|
|
# FULL MERGING
|
|
|
|
# PAGE_B OK (new backup)
|
|
# FULL MERGING
|
|
|
|
# 3. Need new test with corrupted FULL backup
|
|
# 4. different compression levels
|