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validate_test.py
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import os
import unittest
from .helpers.ptrack_helpers import ProbackupTest, ProbackupException
from datetime import datetime, timedelta
from pathlib import Path
import subprocess
from sys import exit
import time
import hashlib
class ValidateTest(ProbackupTest, unittest.TestCase):
# @unittest.skip("skip")
# @unittest.expectedFailure
def test_basic_validate_nullified_heap_page_backup(self):
"""
make node with nullified heap block
"""
node = self.make_simple_node(
base_dir=os.path.join(self.module_name, self.fname, 'node'),
initdb_params=['--data-checksums'])
backup_dir = os.path.join(self.tmp_path, self.module_name, self.fname, 'backup')
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node.slow_start()
node.pgbench_init(scale=3)
file_path = node.safe_psql(
"postgres",
"select pg_relation_filepath('pgbench_accounts')").decode('utf-8').rstrip()
node.safe_psql(
"postgres",
"CHECKPOINT")
# Nullify some block in PostgreSQL
file = os.path.join(node.data_dir, file_path)
with open(file, 'r+b') as f:
f.seek(8192)
f.write(b"\x00"*8192)
f.flush()
f.close
self.backup_node(
backup_dir, 'node', node, options=['--log-level-file=verbose'])
pgdata = self.pgdata_content(node.data_dir)
if not self.remote:
log_file_path = os.path.join(backup_dir, "log", "pg_probackup.log")
with open(log_file_path) as f:
log_content = f.read()
self.assertIn(
'File: "{0}" blknum 1, empty page'.format(Path(file).as_posix()),
log_content,
'Failed to detect nullified block')
self.validate_pb(backup_dir, options=["-j", "4"])
node.cleanup()
self.restore_node(backup_dir, 'node', node)
pgdata_restored = self.pgdata_content(node.data_dir)
self.compare_pgdata(pgdata, pgdata_restored)
# @unittest.skip("skip")
# @unittest.expectedFailure
def test_validate_wal_unreal_values(self):
"""
make node with archiving, make archive backup
validate to both real and unreal values
"""
node = self.make_simple_node(
base_dir=os.path.join(self.module_name, self.fname, 'node'),
initdb_params=['--data-checksums'])
backup_dir = os.path.join(self.tmp_path, self.module_name, self.fname, 'backup')
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node.slow_start()
node.pgbench_init(scale=3)
with node.connect("postgres") as con:
con.execute("CREATE TABLE tbl0005 (a text)")
con.commit()
backup_id = self.backup_node(backup_dir, 'node', node)
node.pgbench_init(scale=3)
target_time = self.show_pb(
backup_dir, 'node', backup_id)['recovery-time']
after_backup_time = datetime.now().replace(second=0, microsecond=0)
# Validate to real time
self.assertIn(
"INFO: Backup validation completed successfully",
self.validate_pb(
backup_dir, 'node',
options=["--time={0}".format(target_time), "-j", "4"]),
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(self.output), self.cmd))
# Validate to unreal time
unreal_time_1 = after_backup_time - timedelta(days=2)
try:
self.validate_pb(
backup_dir, 'node', options=["--time={0}".format(
unreal_time_1), "-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of validation to unreal time.\n "
"Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd))
except ProbackupException as e:
self.assertIn(
'ERROR: Backup satisfying target options is not found',
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
# Validate to unreal time #2
unreal_time_2 = after_backup_time + timedelta(days=2)
try:
self.validate_pb(
backup_dir, 'node',
options=["--time={0}".format(unreal_time_2), "-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of validation to unreal time.\n "
"Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd))
except ProbackupException as e:
self.assertTrue(
'ERROR: Not enough WAL records to time' in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
# Validate to real xid
target_xid = None
with node.connect("postgres") as con:
res = con.execute(
"INSERT INTO tbl0005 VALUES ('inserted') RETURNING (xmin)")
con.commit()
target_xid = res[0][0]
self.switch_wal_segment(node)
time.sleep(5)
self.assertIn(
"INFO: Backup validation completed successfully",
self.validate_pb(
backup_dir, 'node', options=["--xid={0}".format(target_xid),
"-j", "4"]),
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(self.output), self.cmd))
# Validate to unreal xid
unreal_xid = int(target_xid) + 1000
try:
self.validate_pb(
backup_dir, 'node', options=["--xid={0}".format(unreal_xid),
"-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of validation to unreal xid.\n "
"Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd))
except ProbackupException as e:
self.assertTrue(
'ERROR: Not enough WAL records to xid' in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
# Validate with backup ID
output = self.validate_pb(backup_dir, 'node', backup_id,
options=["-j", "4"])
self.assertIn(
"INFO: Validating backup {0}".format(backup_id),
output,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(self.output), self.cmd))
self.assertIn(
"INFO: Backup {0} data files are valid".format(backup_id),
output,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(self.output), self.cmd))
self.assertIn(
"INFO: Backup {0} WAL segments are valid".format(backup_id),
output,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(self.output), self.cmd))
self.assertIn(
"INFO: Backup {0} is valid".format(backup_id),
output,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(self.output), self.cmd))
self.assertIn(
"INFO: Validate of backup {0} completed".format(backup_id),
output,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(self.output), self.cmd))
# @unittest.skip("skip")
def test_basic_validate_corrupted_intermediate_backup(self):
"""
make archive node, take FULL, PAGE1, PAGE2 backups,
corrupt file in PAGE1 backup,
run validate on PAGE1, expect PAGE1 to gain status CORRUPT
and PAGE2 gain status ORPHAN
"""
node = self.make_simple_node(
base_dir=os.path.join(self.module_name, self.fname, 'node'),
initdb_params=['--data-checksums'])
backup_dir = os.path.join(self.tmp_path, self.module_name, self.fname, 'backup')
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node.slow_start()
# FULL
backup_id_1 = 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(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(0,10000) i")
file_path = node.safe_psql(
"postgres",
"select pg_relation_filepath('t_heap')").decode('utf-8').rstrip()
# PAGE1
backup_id_2 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
node.safe_psql(
"postgres",
"insert into t_heap select i as id, md5(i::text) as text, "
"md5(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(10000,20000) i")
# PAGE2
backup_id_3 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# Corrupt some file
file = os.path.join(
backup_dir, 'backups', 'node',
backup_id_2, 'database', file_path)
with open(file, "r+b", 0) as f:
f.seek(42)
f.write(b"blah")
f.flush()
f.close
# Simple validate
try:
self.validate_pb(
backup_dir, 'node', backup_id=backup_id_2, options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of data files corruption.\n "
"Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd))
except ProbackupException as e:
self.assertTrue(
'INFO: Validating parents for backup {0}'.format(
backup_id_2) in e.message and
'ERROR: Backup {0} is corrupt'.format(
backup_id_2) in e.message and
'WARNING: Backup {0} data files are corrupted'.format(
backup_id_2) in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertEqual(
'CORRUPT',
self.show_pb(backup_dir, 'node', backup_id_2)['status'],
'Backup STATUS should be "CORRUPT"')
self.assertEqual(
'ORPHAN',
self.show_pb(backup_dir, 'node', backup_id_3)['status'],
'Backup STATUS should be "ORPHAN"')
# @unittest.skip("skip")
def test_validate_corrupted_intermediate_backups(self):
"""
make archive node, take FULL, PAGE1, PAGE2 backups,
corrupt file in FULL and PAGE1 backups, run validate on PAGE1,
expect FULL and PAGE1 to gain status CORRUPT and
PAGE2 gain status ORPHAN
"""
node = self.make_simple_node(
base_dir=os.path.join(self.module_name, self.fname, 'node'),
initdb_params=['--data-checksums'])
backup_dir = os.path.join(self.tmp_path, self.module_name, self.fname, 'backup')
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node.slow_start()
node.safe_psql(
"postgres",
"create table t_heap as select i as id, md5(i::text) as text, "
"md5(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(0,10000) i")
file_path_t_heap = node.safe_psql(
"postgres",
"select pg_relation_filepath('t_heap')").decode('utf-8').rstrip()
# FULL
backup_id_1 = self.backup_node(backup_dir, 'node', node)
node.safe_psql(
"postgres",
"create table t_heap_1 as select i as id, md5(i::text) as text, "
"md5(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(0,10000) i")
file_path_t_heap_1 = node.safe_psql(
"postgres",
"select pg_relation_filepath('t_heap_1')").decode('utf-8').rstrip()
# PAGE1
backup_id_2 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
node.safe_psql(
"postgres",
"insert into t_heap select i as id, md5(i::text) as text, "
"md5(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(20000,30000) i")
# PAGE2
backup_id_3 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# Corrupt some file in FULL backup
file_full = os.path.join(
backup_dir, 'backups', 'node',
backup_id_1, 'database', file_path_t_heap)
with open(file_full, "rb+", 0) as f:
f.seek(84)
f.write(b"blah")
f.flush()
f.close
# Corrupt some file in PAGE1 backup
file_page1 = os.path.join(
backup_dir, 'backups', 'node',
backup_id_2, 'database', file_path_t_heap_1)
with open(file_page1, "rb+", 0) as f:
f.seek(42)
f.write(b"blah")
f.flush()
f.close
# Validate PAGE1
try:
self.validate_pb(
backup_dir, 'node', backup_id=backup_id_2, options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of data files corruption.\n "
"Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd))
except ProbackupException as e:
self.assertTrue(
'INFO: Validating parents for backup {0}'.format(
backup_id_2) in e.message,
'\n Unexpected Error Message: {0}\n '
'CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(
'INFO: Validating backup {0}'.format(
backup_id_1) in e.message and
'WARNING: Invalid CRC of backup file' in e.message and
'WARNING: Backup {0} data files are corrupted'.format(
backup_id_1) in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(
'WARNING: Backup {0} is orphaned because his parent'.format(
backup_id_2) in e.message and
'WARNING: Backup {0} is orphaned because his parent'.format(
backup_id_3) in e.message and
'ERROR: Backup {0} is orphan.'.format(
backup_id_2) in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertEqual(
'CORRUPT',
self.show_pb(backup_dir, 'node', backup_id_1)['status'],
'Backup STATUS should be "CORRUPT"')
self.assertEqual(
'ORPHAN',
self.show_pb(backup_dir, 'node', backup_id_2)['status'],
'Backup STATUS should be "ORPHAN"')
self.assertEqual(
'ORPHAN',
self.show_pb(backup_dir, 'node', backup_id_3)['status'],
'Backup STATUS should be "ORPHAN"')
# @unittest.skip("skip")
def test_validate_specific_error_intermediate_backups(self):
"""
make archive node, take FULL, PAGE1, PAGE2 backups,
change backup status of FULL and PAGE1 to ERROR,
run validate on PAGE1
purpose of this test is to be sure that not only
CORRUPT backup descendants can be orphanized
"""
node = self.make_simple_node(
base_dir=os.path.join(self.module_name, self.fname, 'node'),
initdb_params=['--data-checksums'])
backup_dir = os.path.join(self.tmp_path, self.module_name, self.fname, 'backup')
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node.slow_start()
# FULL
backup_id_1 = self.backup_node(backup_dir, 'node', node)
# PAGE1
backup_id_2 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# PAGE2
backup_id_3 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# Change FULL backup status to ERROR
control_path = os.path.join(
backup_dir, 'backups', 'node', backup_id_1, 'backup.control')
with open(control_path, 'r') as f:
actual_control = f.read()
new_control_file = ''
for line in actual_control.splitlines():
new_control_file += line.replace(
'status = OK', 'status = ERROR')
new_control_file += '\n'
with open(control_path, 'wt') as f:
f.write(new_control_file)
f.flush()
f.close()
# Validate PAGE1
try:
self.validate_pb(
backup_dir, 'node', backup_id=backup_id_2, options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because backup has status ERROR.\n "
"Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd))
except ProbackupException as e:
self.assertTrue(
'WARNING: Backup {0} is orphaned because '
'his parent {1} has status: ERROR'.format(
backup_id_2, backup_id_1) in e.message and
'INFO: Validating parents for backup {0}'.format(
backup_id_2) in e.message and
'WARNING: Backup {0} has status ERROR. Skip validation.'.format(
backup_id_1) and
'ERROR: Backup {0} is orphan.'.format(backup_id_2) in e.message,
'\n Unexpected Error Message: {0}\n '
'CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertEqual(
'ERROR',
self.show_pb(backup_dir, 'node', backup_id_1)['status'],
'Backup STATUS should be "ERROR"')
self.assertEqual(
'ORPHAN',
self.show_pb(backup_dir, 'node', backup_id_2)['status'],
'Backup STATUS should be "ORPHAN"')
self.assertEqual(
'ORPHAN',
self.show_pb(backup_dir, 'node', backup_id_3)['status'],
'Backup STATUS should be "ORPHAN"')
# @unittest.skip("skip")
def test_validate_error_intermediate_backups(self):
"""
make archive node, take FULL, PAGE1, PAGE2 backups,
change backup status of FULL and PAGE1 to ERROR,
run validate on instance
purpose of this test is to be sure that not only
CORRUPT backup descendants can be orphanized
"""
node = self.make_simple_node(
base_dir=os.path.join(self.module_name, self.fname, 'node'),
initdb_params=['--data-checksums'])
backup_dir = os.path.join(self.tmp_path, self.module_name, self.fname, 'backup')
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node.slow_start()
# FULL
backup_id_1 = self.backup_node(backup_dir, 'node', node)
# PAGE1
backup_id_2 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# PAGE2
backup_id_3 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# Change FULL backup status to ERROR
control_path = os.path.join(
backup_dir, 'backups', 'node', backup_id_1, 'backup.control')
with open(control_path, 'r') as f:
actual_control = f.read()
new_control_file = ''
for line in actual_control.splitlines():
new_control_file += line.replace(
'status = OK', 'status = ERROR')
new_control_file += '\n'
with open(control_path, 'wt') as f:
f.write(new_control_file)
f.flush()
f.close()
# Validate instance
try:
self.validate_pb(backup_dir, options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because backup has status ERROR.\n "
"Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd))
except ProbackupException as e:
self.assertTrue(
"WARNING: Backup {0} is orphaned because "
"his parent {1} has status: ERROR".format(
backup_id_2, backup_id_1) in e.message and
'WARNING: Backup {0} has status ERROR. Skip validation'.format(
backup_id_1) in e.message and
"WARNING: Some backups are not valid" in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertEqual(
'ERROR',
self.show_pb(backup_dir, 'node', backup_id_1)['status'],
'Backup STATUS should be "ERROR"')
self.assertEqual(
'ORPHAN',
self.show_pb(backup_dir, 'node', backup_id_2)['status'],
'Backup STATUS should be "ORPHAN"')
self.assertEqual(
'ORPHAN',
self.show_pb(backup_dir, 'node', backup_id_3)['status'],
'Backup STATUS should be "ORPHAN"')
# @unittest.skip("skip")
def test_validate_corrupted_intermediate_backups_1(self):
"""
make archive node, FULL1, PAGE1, PAGE2, PAGE3, PAGE4, PAGE5, FULL2,
corrupt file in PAGE1 and PAGE4, run validate on PAGE3,
expect PAGE1 to gain status CORRUPT, PAGE2, PAGE3, PAGE4 and PAGE5
to gain status ORPHAN
"""
node = self.make_simple_node(
base_dir=os.path.join(self.module_name, self.fname, 'node'),
initdb_params=['--data-checksums'])
backup_dir = os.path.join(self.tmp_path, self.module_name, self.fname, 'backup')
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node.slow_start()
# FULL1
backup_id_1 = self.backup_node(backup_dir, 'node', node)
# PAGE1
node.safe_psql(
"postgres",
"create table t_heap as select i as id, md5(i::text) as text, "
"md5(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(0,10000) i")
backup_id_2 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# PAGE2
node.safe_psql(
"postgres",
"insert into t_heap select i as id, md5(i::text) as text, "
"md5(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(0,10000) i")
file_page_2 = node.safe_psql(
"postgres",
"select pg_relation_filepath('t_heap')").decode('utf-8').rstrip()
backup_id_3 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# PAGE3
node.safe_psql(
"postgres",
"insert into t_heap select i as id, md5(i::text) as text, "
"md5(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(10000,20000) i")
backup_id_4 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# PAGE4
node.safe_psql(
"postgres",
"insert into t_heap select i as id, md5(i::text) as text, "
"md5(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(20000,30000) i")
backup_id_5 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# PAGE5
node.safe_psql(
"postgres",
"create table t_heap1 as select i as id, md5(i::text) as text, "
"md5(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(0,10000) i")
file_page_5 = node.safe_psql(
"postgres",
"select pg_relation_filepath('t_heap1')").decode('utf-8').rstrip()
backup_id_6 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# PAGE6
node.safe_psql(
"postgres",
"insert into t_heap select i as id, md5(i::text) as text, "
"md5(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(30000,40000) i")
backup_id_7 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# FULL2
backup_id_8 = self.backup_node(backup_dir, 'node', node)
# Corrupt some file in PAGE2 and PAGE5 backups
file_page1 = os.path.join(
backup_dir, 'backups', 'node', backup_id_3, 'database', file_page_2)
with open(file_page1, "rb+", 0) as f:
f.seek(84)
f.write(b"blah")
f.flush()
f.close
file_page4 = os.path.join(
backup_dir, 'backups', 'node', backup_id_6, 'database', file_page_5)
with open(file_page4, "rb+", 0) as f:
f.seek(42)
f.write(b"blah")
f.flush()
f.close
# Validate PAGE3
try:
self.validate_pb(
backup_dir, 'node',
backup_id=backup_id_4, options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of data files corruption.\n"
" Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd))
except ProbackupException as e:
self.assertTrue(
'INFO: Validating parents for backup {0}'.format(
backup_id_4) in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(
'INFO: Validating backup {0}'.format(
backup_id_1) in e.message and
'INFO: Backup {0} data files are valid'.format(
backup_id_1) in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(
'INFO: Validating backup {0}'.format(
backup_id_2) in e.message and
'INFO: Backup {0} data files are valid'.format(
backup_id_2) in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(
'INFO: Validating backup {0}'.format(
backup_id_3) in e.message and
'WARNING: Invalid CRC of backup file' in e.message and
'WARNING: Backup {0} data files are corrupted'.format(
backup_id_3) in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(
'WARNING: Backup {0} is orphaned because '
'his parent {1} has status: CORRUPT'.format(
backup_id_4, backup_id_3) in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(
'WARNING: Backup {0} is orphaned because '
'his parent {1} has status: CORRUPT'.format(
backup_id_5, backup_id_3) in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(
'WARNING: Backup {0} is orphaned because '
'his parent {1} has status: CORRUPT'.format(
backup_id_6, backup_id_3) in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(
'WARNING: Backup {0} is orphaned because '
'his parent {1} has status: CORRUPT'.format(
backup_id_7, backup_id_3) in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(
'ERROR: Backup {0} is orphan'.format(backup_id_4) in e.message,
'\n Unexpected Error Message: {0}\n '
'CMD: {1}'.format(repr(e.message), self.cmd))
self.assertEqual(
'OK', self.show_pb(backup_dir, 'node', backup_id_1)['status'],
'Backup STATUS should be "OK"')
self.assertEqual(
'OK', self.show_pb(backup_dir, 'node', backup_id_2)['status'],
'Backup STATUS should be "OK"')
self.assertEqual(
'CORRUPT', self.show_pb(backup_dir, 'node', backup_id_3)['status'],
'Backup STATUS should be "CORRUPT"')
self.assertEqual(
'ORPHAN', self.show_pb(backup_dir, 'node', backup_id_4)['status'],
'Backup STATUS should be "ORPHAN"')
self.assertEqual(
'ORPHAN', self.show_pb(backup_dir, 'node', backup_id_5)['status'],
'Backup STATUS should be "ORPHAN"')
self.assertEqual(
'ORPHAN', self.show_pb(backup_dir, 'node', backup_id_6)['status'],
'Backup STATUS should be "ORPHAN"')
self.assertEqual(
'ORPHAN', self.show_pb(backup_dir, 'node', backup_id_7)['status'],
'Backup STATUS should be "ORPHAN"')
self.assertEqual(
'OK', self.show_pb(backup_dir, 'node', backup_id_8)['status'],
'Backup STATUS should be "OK"')
# @unittest.skip("skip")
def test_validate_specific_target_corrupted_intermediate_backups(self):
"""
make archive node, take FULL1, PAGE1, PAGE2, PAGE3, PAGE4, PAGE5, FULL2
corrupt file in PAGE1 and PAGE4, run validate on PAGE3 to specific xid,
expect PAGE1 to gain status CORRUPT, PAGE2, PAGE3, PAGE4 and PAGE5 to
gain status ORPHAN
"""
node = self.make_simple_node(
base_dir=os.path.join(self.module_name, self.fname, 'node'),
initdb_params=['--data-checksums'])
backup_dir = os.path.join(self.tmp_path, self.module_name, self.fname, 'backup')
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node.slow_start()
# FULL1
backup_id_1 = self.backup_node(backup_dir, 'node', node)
# PAGE1
node.safe_psql(
"postgres",
"create table t_heap as select i as id, md5(i::text) as text, "
"md5(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(0,10000) i")
backup_id_2 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# PAGE2
node.safe_psql(
"postgres",
"insert into t_heap select i as id, md5(i::text) as text, "
"md5(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(0,10000) i")
file_page_2 = node.safe_psql(
"postgres",
"select pg_relation_filepath('t_heap')").decode('utf-8').rstrip()
backup_id_3 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# PAGE3
node.safe_psql(
"postgres",
"insert into t_heap select i as id, md5(i::text) as text, "
"md5(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(10000,20000) i")
backup_id_4 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# PAGE4
node.safe_psql(
"postgres",
"insert into t_heap select i as id, md5(i::text) as text, "
"md5(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(20000,30000) i")
target_xid = node.safe_psql(
"postgres",
"insert into t_heap select i as id, md5(i::text) as text, "
"md5(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(30001, 30001) i RETURNING (xmin)").decode('utf-8').rstrip()
backup_id_5 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# PAGE5
node.safe_psql(
"postgres",
"create table t_heap1 as select i as id, md5(i::text) as text, "
"md5(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(0,10000) i")
file_page_5 = node.safe_psql(
"postgres",
"select pg_relation_filepath('t_heap1')").decode('utf-8').rstrip()
backup_id_6 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# PAGE6
node.safe_psql(
"postgres",
"insert into t_heap select i as id, md5(i::text) as text, "
"md5(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(30000,40000) i")
backup_id_7 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# FULL2
backup_id_8 = self.backup_node(backup_dir, 'node', node)
# Corrupt some file in PAGE2 and PAGE5 backups
file_page1 = os.path.join(
backup_dir, 'backups', 'node',
backup_id_3, 'database', file_page_2)
with open(file_page1, "rb+", 0) as f:
f.seek(84)
f.write(b"blah")
f.flush()
f.close
file_page4 = os.path.join(
backup_dir, 'backups', 'node',
backup_id_6, 'database', file_page_5)
with open(file_page4, "rb+", 0) as f:
f.seek(42)
f.write(b"blah")
f.flush()
f.close
# Validate PAGE3
try:
self.validate_pb(
backup_dir, 'node',
options=[
'-i', backup_id_4, '--xid={0}'.format(target_xid), "-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of data files corruption.\n "
"Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd))
except ProbackupException as e:
self.assertTrue(
'INFO: Validating parents for backup {0}'.format(
backup_id_4) in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(
'INFO: Validating backup {0}'.format(
backup_id_1) in e.message and
'INFO: Backup {0} data files are valid'.format(
backup_id_1) in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(
'INFO: Validating backup {0}'.format(
backup_id_2) in e.message and
'INFO: Backup {0} data files are valid'.format(
backup_id_2) in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(
'INFO: Validating backup {0}'.format(
backup_id_3) in e.message and
'WARNING: Invalid CRC of backup file' in e.message and
'WARNING: Backup {0} data files are corrupted'.format(
backup_id_3) in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(
'WARNING: Backup {0} is orphaned because his '
'parent {1} has status: CORRUPT'.format(
backup_id_4, backup_id_3) in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(
'WARNING: Backup {0} is orphaned because his '
'parent {1} has status: CORRUPT'.format(
backup_id_5, backup_id_3) in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(
'WARNING: Backup {0} is orphaned because his '
'parent {1} has status: CORRUPT'.format(
backup_id_6, backup_id_3) in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(
'WARNING: Backup {0} is orphaned because his '
'parent {1} has status: CORRUPT'.format(
backup_id_7, backup_id_3) in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(
'ERROR: Backup {0} is orphan'.format(
backup_id_4) in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertEqual('OK', self.show_pb(backup_dir, 'node', backup_id_1)['status'], 'Backup STATUS should be "OK"')
self.assertEqual('OK', self.show_pb(backup_dir, 'node', backup_id_2)['status'], 'Backup STATUS should be "OK"')
self.assertEqual('CORRUPT', self.show_pb(backup_dir, 'node', backup_id_3)['status'], 'Backup STATUS should be "CORRUPT"')
self.assertEqual('ORPHAN', self.show_pb(backup_dir, 'node', backup_id_4)['status'], 'Backup STATUS should be "ORPHAN"')
self.assertEqual('ORPHAN', self.show_pb(backup_dir, 'node', backup_id_5)['status'], 'Backup STATUS should be "ORPHAN"')
self.assertEqual('ORPHAN', self.show_pb(backup_dir, 'node', backup_id_6)['status'], 'Backup STATUS should be "ORPHAN"')
self.assertEqual('ORPHAN', self.show_pb(backup_dir, 'node', backup_id_7)['status'], 'Backup STATUS should be "ORPHAN"')
self.assertEqual('OK', self.show_pb(backup_dir, 'node', backup_id_8)['status'], 'Backup STATUS should be "OK"')
# @unittest.skip("skip")
def test_validate_instance_with_several_corrupt_backups(self):
"""
make archive node, take FULL1, PAGE1_1, FULL2, PAGE2_1 backups, FULL3
corrupt file in FULL and FULL2 and run validate on instance,
expect FULL1 to gain status CORRUPT, PAGE1_1 to gain status ORPHAN
FULL2 to gain status CORRUPT, PAGE2_1 to gain status ORPHAN
"""
node = self.make_simple_node(
base_dir=os.path.join(self.module_name, self.fname, 'node'),
initdb_params=['--data-checksums'])
backup_dir = os.path.join(self.tmp_path, self.module_name, self.fname, 'backup')
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node.slow_start()
node.safe_psql(
"postgres",
"create table t_heap as select generate_series(0,1) i")
# FULL1
backup_id_1 = self.backup_node(
backup_dir, 'node', node, options=['--no-validate'])
# FULL2
backup_id_2 = self.backup_node(backup_dir, 'node', node)
rel_path = node.safe_psql(
"postgres",
"select pg_relation_filepath('t_heap')").decode('utf-8').rstrip()
node.safe_psql(
"postgres",
"insert into t_heap values(2)")
backup_id_3 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# FULL3
backup_id_4 = self.backup_node(backup_dir, 'node', node)
node.safe_psql(
"postgres",
"insert into t_heap values(3)")
backup_id_5 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# FULL4
backup_id_6 = self.backup_node(