mirror of
https://github.com/postgrespro/pg_probackup.git
synced 2024-12-02 09:53:24 +02:00
98 lines
4.2 KiB
Python
98 lines
4.2 KiB
Python
import unittest
|
|
import os
|
|
from .helpers.ptrack_helpers import ProbackupTest, ProbackupException
|
|
from datetime import datetime, timedelta
|
|
import subprocess
|
|
|
|
|
|
module_name = 'false_positive'
|
|
|
|
|
|
class FalsePositive(ProbackupTest, unittest.TestCase):
|
|
|
|
# @unittest.skip("skip")
|
|
@unittest.expectedFailure
|
|
def test_validate_wal_lost_segment(self):
|
|
"""Loose segment located between backups. ExpectedFailure. This is BUG """
|
|
fname = self.id().split('.')[3]
|
|
node = self.make_simple_node(base_dir="{0}/{1}/node".format(module_name, fname),
|
|
set_replication=True,
|
|
initdb_params=['--data-checksums'],
|
|
pg_options={'wal_level': 'replica', 'max_wal_senders': '2'}
|
|
)
|
|
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.start()
|
|
|
|
self.backup_node(backup_dir, 'node', node)
|
|
|
|
# make some wals
|
|
node.pgbench_init(scale=2)
|
|
pgbench = node.pgbench(
|
|
stdout=subprocess.PIPE,
|
|
stderr=subprocess.STDOUT,
|
|
options=["-c", "4", "-T", "10"]
|
|
)
|
|
pgbench.wait()
|
|
pgbench.stdout.close()
|
|
|
|
# delete last wal segment
|
|
wals_dir = os.path.join(backup_dir, "wal", 'node')
|
|
wals = [f for f in os.listdir(wals_dir) if os.path.isfile(os.path.join(wals_dir, f)) and not f.endswith('.backup')]
|
|
wals = map(int, wals)
|
|
os.remove(os.path.join(wals_dir, '0000000' + str(max(wals))))
|
|
|
|
|
|
##### Hole Smokes, Batman! We just lost a wal segment and know nothing about it
|
|
##### We need archive-push ASAP
|
|
self.backup_node(backup_dir, 'node', node)
|
|
self.assertFalse('validation completed successfully' in self.validate_pb(backup_dir, 'node'))
|
|
########
|
|
|
|
# Clean after yourself
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
@unittest.expectedFailure
|
|
# Need to force validation of ancestor-chain
|
|
def test_incremental_backup_corrupt_full_1(self):
|
|
"""page-level backup with corrupted full backup"""
|
|
fname = self.id().split('.')[3]
|
|
node = self.make_simple_node(base_dir="{0}/{1}/node".format(module_name, fname),
|
|
initdb_params=['--data-checksums'],
|
|
pg_options={'wal_level': 'replica', 'ptrack_enable': 'on'}
|
|
)
|
|
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.start()
|
|
|
|
backup_id = self.backup_node(backup_dir, 'node', node)
|
|
file = os.path.join(backup_dir, "backups", "node", backup_id.decode("utf-8"), "database", "postgresql.conf")
|
|
os.remove(file)
|
|
|
|
try:
|
|
self.backup_node(backup_dir, 'node', node, backup_type="page")
|
|
# we should die here because exception is what we expect to happen
|
|
self.assertEqual(1, 0, "Expecting Error because page backup should not be possible without valid full backup.\n Output: {0} \n CMD: {1}".format(
|
|
repr(self.output), self.cmd))
|
|
except ProbackupException as e:
|
|
self.assertEqual(e.message,
|
|
'ERROR: Valid backup on current timeline is not found. Create new FULL backup before an incremental one.\n',
|
|
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(repr(e.message), self.cmd))
|
|
|
|
sleep(1)
|
|
self.assertEqual(1, 0, "Expecting Error because page backup should not be possible without valid full backup.\n Output: {0} \n CMD: {1}".format(
|
|
repr(self.output), self.cmd))
|
|
except ProbackupException as e:
|
|
self.assertEqual(e.message,
|
|
'ERROR: Valid backup on current timeline is not found. Create new FULL backup before an incremental one.\n',
|
|
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(repr(e.message), self.cmd))
|
|
|
|
self.assertEqual(self.show_pb(backup_dir, 'node')[0]['Status'], "ERROR")
|
|
|
|
# Clean after yourself
|
|
self.del_test_dir(module_name, fname)
|