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mirror of https://github.com/postgrespro/pg_probackup.git synced 2024-12-11 11:41:33 +02:00
pg_probackup/tests/validate.py

3979 lines
163 KiB
Python

import os
import unittest
from .helpers.ptrack_helpers import ProbackupTest, ProbackupException
from datetime import datetime, timedelta
import subprocess
from sys import exit
import time
import hashlib
module_name = 'validate'
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
"""
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()
node.pgbench_init(scale=3)
file_path = node.safe_psql(
"postgres",
"select pg_relation_filepath('pgbench_accounts')").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(file),
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)
# Clean after yourself
self.del_test_dir(module_name, fname)
# @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
"""
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()
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))
# Clean after yourself
self.del_test_dir(module_name, fname)
# @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
"""
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()
# 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')").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"')
# Clean after yourself
self.del_test_dir(module_name, fname, [node])
# @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
"""
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()
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')").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')").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"')
# Clean after yourself
self.del_test_dir(module_name, fname)
# @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
"""
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()
# 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"')
# Clean after yourself
self.del_test_dir(module_name, fname)
# @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
"""
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()
# 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"')
# Clean after yourself
self.del_test_dir(module_name, fname)
# @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
"""
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()
# 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')").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')").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"')
# Clean after yourself
self.del_test_dir(module_name, fname)
# @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
"""
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()
# 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')").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)").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')").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"')
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
def test_validate_instance_with_corrupted_page(self):
"""
make archive node, take FULL, PAGE1, PAGE2, FULL2, PAGE3 backups,
corrupt file in PAGE1 backup and run validate on instance,
expect PAGE1 to gain status CORRUPT, PAGE2 to gain status ORPHAN
"""
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()
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")
# FULL1
backup_id_1 = self.backup_node(backup_dir, 'node', node)
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_path_t_heap1 = node.safe_psql(
"postgres",
"select pg_relation_filepath('t_heap1')").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')
# FULL1
backup_id_4 = self.backup_node(
backup_dir, 'node', node)
# PAGE3
backup_id_5 = 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_2,
'database', file_path_t_heap1)
with open(file_full, "rb+", 0) as f:
f.seek(84)
f.write(b"blah")
f.flush()
f.close
# Validate Instance
try:
self.validate_pb(backup_dir, 'node', 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: Validate backups of the instance 'node'" 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_5) in e.message and
'INFO: Backup {0} data files are valid'.format(
backup_id_5) in e.message and
'INFO: Backup {0} WAL segments are valid'.format(
backup_id_5) 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_4) in e.message and
'INFO: Backup {0} data files are valid'.format(
backup_id_4) in e.message and
'INFO: Backup {0} WAL segments are valid'.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_3) in e.message and
'INFO: Backup {0} data files are valid'.format(
backup_id_3) in e.message and
'INFO: Backup {0} WAL segments are valid'.format(
backup_id_3) in e.message and
'WARNING: Backup {0} is orphaned because '
'his parent {1} has status: CORRUPT'.format(
backup_id_3, 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_2) in e.message and
'WARNING: Invalid CRC of backup file' 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.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 and
'INFO: Backup {0} WAL segments 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(
'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(
'OK', self.show_pb(backup_dir, 'node', backup_id_1)['status'],
'Backup STATUS should be "OK"')
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"')
self.assertEqual(
'OK', self.show_pb(backup_dir, 'node', backup_id_4)['status'],
'Backup STATUS should be "OK"')
self.assertEqual(
'OK', self.show_pb(backup_dir, 'node', backup_id_5)['status'],
'Backup STATUS should be "OK"')
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
def test_validate_instance_with_corrupted_full_and_try_restore(self):
"""make archive node, take FULL, PAGE1, PAGE2, FULL2, PAGE3 backups,
corrupt file in FULL backup and run validate on instance,
expect FULL to gain status CORRUPT, PAGE1 and PAGE2 to gain status ORPHAN,
try to restore backup with --no-validation option"""
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()
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')").rstrip()
# FULL1
backup_id_1 = self.backup_node(backup_dir, 'node', node)
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")
# PAGE1
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(20000,30000) i")
backup_id_3 = self.backup_node(backup_dir, 'node', node, backup_type='page')
# FULL1
backup_id_4 = self.backup_node(backup_dir, 'node', node)
# 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(30000,40000) i")
backup_id_5 = 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
# Validate Instance
try:
self.validate_pb(backup_dir, 'node', 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 backup {0}'.format(backup_id_1) in e.message
and "INFO: Validate backups of the instance 'node'" 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.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"')
self.assertEqual('OK', self.show_pb(backup_dir, 'node', backup_id_4)['status'], 'Backup STATUS should be "OK"')
self.assertEqual('OK', self.show_pb(backup_dir, 'node', backup_id_5)['status'], 'Backup STATUS should be "OK"')
node.cleanup()
restore_out = self.restore_node(
backup_dir, 'node', node,
options=["--no-validate"])
self.assertIn(
"INFO: Restore of backup {0} completed.".format(backup_id_5),
restore_out,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(self.output), self.cmd))
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
def test_validate_instance_with_corrupted_full(self):
"""make archive node, take FULL, PAGE1, PAGE2, FULL2, PAGE3 backups,
corrupt file in FULL backup and run validate on instance,
expect FULL to gain status CORRUPT, PAGE1 and PAGE2 to gain status ORPHAN"""
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()
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')").rstrip()
# FULL1
backup_id_1 = self.backup_node(backup_dir, 'node', node)
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")
# PAGE1
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(20000,30000) i")
backup_id_3 = self.backup_node(
backup_dir, 'node', node, backup_type='page')
# FULL1
backup_id_4 = self.backup_node(
backup_dir, 'node', node)
# 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(30000,40000) i")
backup_id_5 = 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
# Validate Instance
try:
self.validate_pb(backup_dir, 'node', 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 backup {0}'.format(backup_id_1) in e.message
and "INFO: Validate backups of the instance 'node'" 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.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"')
self.assertEqual('OK', self.show_pb(backup_dir, 'node', backup_id_4)['status'], 'Backup STATUS should be "OK"')
self.assertEqual('OK', self.show_pb(backup_dir, 'node', backup_id_5)['status'], 'Backup STATUS should be "OK"')
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
def test_validate_corrupt_wal_1(self):
"""make archive node, take FULL1, PAGE1,PAGE2,FULL2,PAGE3,PAGE4 backups, corrupt all wal files, run validate, expect errors"""
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()
backup_id_1 = self.backup_node(backup_dir, 'node', node)
with node.connect("postgres") as con:
con.execute("CREATE TABLE tbl0005 (a text)")
con.commit()
backup_id_2 = self.backup_node(backup_dir, 'node', node)
# Corrupt WAL
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.sort()
for wal in wals:
with open(os.path.join(wals_dir, wal), "rb+", 0) as f:
f.seek(42)
f.write(b"blablablaadssaaaaaaaaaaaaaaa")
f.flush()
f.close
# Simple validate
try:
self.validate_pb(backup_dir, 'node', options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of wal segments corruption.\n"
" Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd))
except ProbackupException as e:
self.assertTrue(
'WARNING: Backup' in e.message and
'WAL segments are corrupted' in e.message and
"WARNING: There are not enough WAL "
"records to consistenly restore backup" 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(
'CORRUPT',
self.show_pb(backup_dir, 'node', backup_id_2)['status'],
'Backup STATUS should be "CORRUPT"')
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
def test_validate_corrupt_wal_2(self):
"""make archive node, make full backup, corrupt all wal files, run validate to real xid, expect errors"""
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()
with node.connect("postgres") as con:
con.execute("CREATE TABLE tbl0005 (a text)")
con.commit()
backup_id = self.backup_node(backup_dir, 'node', node)
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]
# Corrupt WAL
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.sort()
for wal in wals:
with open(os.path.join(wals_dir, wal), "rb+", 0) as f:
f.seek(128)
f.write(b"blablablaadssaaaaaaaaaaaaaaa")
f.flush()
f.close
# Validate to xid
try:
self.validate_pb(
backup_dir,
'node',
backup_id,
options=[
"--xid={0}".format(target_xid), "-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of wal segments corruption.\n"
" Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd))
except ProbackupException as e:
self.assertTrue(
'WARNING: Backup' in e.message and
'WAL segments are corrupted' in e.message and
"WARNING: There are not enough WAL "
"records to consistenly restore backup" 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)['status'],
'Backup STATUS should be "CORRUPT"')
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
def test_validate_wal_lost_segment_1(self):
"""make archive node, make archive full backup,
delete from archive wal segment which belong to previous backup
run validate, expecting error because of missing wal segment
make sure that backup status is 'CORRUPT'
"""
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()
node.pgbench_init(scale=3)
backup_id = self.backup_node(backup_dir, 'node', node)
# Delete 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.sort()
file = os.path.join(backup_dir, 'wal', 'node', wals[-1])
os.remove(file)
# cut out '.gz'
if self.archive_compress:
file = file[:-3]
try:
self.validate_pb(backup_dir, 'node', options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of wal segment disappearance.\n"
" Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd))
except ProbackupException as e:
self.assertTrue(
"is absent" in e.message and
"WARNING: There are not enough WAL records to consistenly "
"restore backup {0}".format(backup_id) in e.message and
"WARNING: Backup {0} WAL segments are corrupted".format(
backup_id) 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(
'CORRUPT',
self.show_pb(backup_dir, 'node', backup_id)['status'],
'Backup {0} should have STATUS "CORRUPT"')
# Run validate again
try:
self.validate_pb(backup_dir, 'node', backup_id, options=["-j", "4"])
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.assertIn(
'INFO: Revalidating backup {0}'.format(backup_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'ERROR: Backup {0} is corrupt.'.format(backup_id), 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_validate_corrupt_wal_between_backups(self):
"""
make archive node, make full backup, corrupt all wal files,
run validate to real xid, expect errors
"""
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()
backup_id = self.backup_node(backup_dir, 'node', node)
# make some wals
node.pgbench_init(scale=3)
with node.connect("postgres") as con:
con.execute("CREATE TABLE tbl0005 (a text)")
con.commit()
with node.connect("postgres") as con:
res = con.execute(
"INSERT INTO tbl0005 VALUES ('inserted') RETURNING (xmin)")
con.commit()
target_xid = res[0][0]
if self.get_version(node) < self.version_to_num('10.0'):
walfile = node.safe_psql(
'postgres',
'select pg_xlogfile_name(pg_current_xlog_location())').rstrip()
else:
walfile = node.safe_psql(
'postgres',
'select pg_walfile_name(pg_current_wal_lsn())').rstrip()
if self.archive_compress:
walfile = walfile + '.gz'
self.switch_wal_segment(node)
# generate some wals
node.pgbench_init(scale=3)
self.backup_node(backup_dir, 'node', node)
# Corrupt WAL
wals_dir = os.path.join(backup_dir, 'wal', 'node')
with open(os.path.join(wals_dir, walfile), "rb+", 0) as f:
f.seek(9000)
f.write(b"b")
f.flush()
f.close
# Validate to xid
try:
self.validate_pb(
backup_dir,
'node',
backup_id,
options=[
"--xid={0}".format(target_xid), "-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of wal segments corruption.\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 and
'WARNING: Recovery can be done up to time' in e.message and
"ERROR: Not enough WAL records to xid {0}\n".format(
target_xid),
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertEqual(
'OK',
self.show_pb(backup_dir, 'node')[0]['status'],
'Backup STATUS should be "OK"')
self.assertEqual(
'OK',
self.show_pb(backup_dir, 'node')[1]['status'],
'Backup STATUS should be "OK"')
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
def test_pgpro702_688(self):
"""
make node without archiving, make stream backup,
get Recovery Time, validate to Recovery Time
"""
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)
node.slow_start()
backup_id = self.backup_node(
backup_dir, 'node', node, options=["--stream"])
recovery_time = self.show_pb(
backup_dir, 'node', backup_id=backup_id)['recovery-time']
try:
self.validate_pb(
backup_dir, 'node',
options=["--time={0}".format(recovery_time), "-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of wal segment disappearance.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
'WAL archive is empty. You cannot restore backup to a '
'recovery target without WAL archive', 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_pgpro688(self):
"""
make node with archiving, make backup, get Recovery Time,
validate to Recovery Time. Waiting PGPRO-688. RESOLVED
"""
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()
backup_id = self.backup_node(backup_dir, 'node', node)
recovery_time = self.show_pb(
backup_dir, 'node', backup_id)['recovery-time']
self.validate_pb(
backup_dir, 'node', options=["--time={0}".format(recovery_time),
"-j", "4"])
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
# @unittest.expectedFailure
def test_pgpro561(self):
"""
make node with archiving, make stream backup,
restore it to node1, check that archiving is not successful on node1
"""
fname = self.id().split('.')[3]
node1 = self.make_simple_node(
base_dir=os.path.join(module_name, fname, 'node1'),
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, 'node1', node1)
self.set_archiving(backup_dir, 'node1', node1)
node1.slow_start()
backup_id = self.backup_node(
backup_dir, 'node1', node1, options=["--stream"])
node2 = self.make_simple_node(
base_dir=os.path.join(module_name, fname, 'node2'))
node2.cleanup()
node1.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(0,256) i")
self.backup_node(
backup_dir, 'node1', node1,
backup_type='page', options=["--stream"])
self.restore_node(backup_dir, 'node1', data_dir=node2.data_dir)
self.set_auto_conf(
node2, {'port': node2.port, 'archive_mode': 'off'})
node2.slow_start()
self.set_auto_conf(
node2, {'archive_mode': 'on'})
node2.stop()
node2.slow_start()
timeline_node1 = node1.get_control_data()["Latest checkpoint's TimeLineID"]
timeline_node2 = node2.get_control_data()["Latest checkpoint's TimeLineID"]
self.assertEqual(
timeline_node1, timeline_node2,
"Timelines on Master and Node1 should be equal. "
"This is unexpected")
archive_command_node1 = node1.safe_psql(
"postgres", "show archive_command")
archive_command_node2 = node2.safe_psql(
"postgres", "show archive_command")
self.assertEqual(
archive_command_node1, archive_command_node2,
"Archive command on Master and Node should be equal. "
"This is unexpected")
# result = node2.safe_psql("postgres", "select last_failed_wal from pg_stat_get_archiver() where last_failed_wal is not NULL")
## self.assertEqual(res, six.b(""), 'Restored Node1 failed to archive segment {0} due to having the same archive command as Master'.format(res.rstrip()))
# if result == "":
# self.assertEqual(1, 0, 'Error is expected due to Master and Node1 having the common archive and archive_command')
node1.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(0,10) i")
self.switch_wal_segment(node1)
# wals_dir = os.path.join(backup_dir, 'wal', 'node1')
# wals = [f for f in os.listdir(wals_dir) if os.path.isfile(os.path.join(
# wals_dir, f)) and not f.endswith('.backup') and not f.endswith('.part')]
# wals = map(str, wals)
# print(wals)
self.switch_wal_segment(node2)
# wals_dir = os.path.join(backup_dir, 'wal', 'node1')
# wals = [f for f in os.listdir(wals_dir) if os.path.isfile(os.path.join(
# wals_dir, f)) and not f.endswith('.backup') and not f.endswith('.part')]
# wals = map(str, wals)
# print(wals)
time.sleep(5)
log_file = os.path.join(node2.logs_dir, 'postgresql.log')
with open(log_file, 'r') as f:
log_content = f.read()
self.assertTrue(
'LOG: archive command failed with exit code 1' in log_content and
'DETAIL: The failed archive command was:' in log_content and
'WAL file already exists in archive with different checksum' in log_content,
'Expecting error messages about failed archive_command'
)
self.assertFalse(
'pg_probackup archive-push completed successfully' in log_content)
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
def test_validate_corrupted_full(self):
"""
make node with archiving, take full backup, and three page backups,
take another full backup and three page backups
corrupt second full backup, run validate, check that
second full backup became CORRUPT and his page backups are ORPHANs
remove corruption and run valudate again, check that
second full backup and his page backups are OK
"""
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={
'checkpoint_timeout': '30'})
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()
self.backup_node(backup_dir, 'node', node)
self.backup_node(backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
backup_id = self.backup_node(backup_dir, 'node', node)
self.backup_node(backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
node.safe_psql(
"postgres",
"alter system set archive_command = 'false'")
node.reload()
try:
self.backup_node(
backup_dir, 'node', node,
backup_type='page', options=['--archive-timeout=1s'])
self.assertEqual(
1, 0,
"Expecting Error because of data file dissapearance.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
pass
self.assertTrue(
self.show_pb(backup_dir, 'node')[6]['status'] == 'ERROR')
self.set_archiving(backup_dir, 'node', node)
node.reload()
self.backup_node(backup_dir, 'node', node, backup_type='page')
file = os.path.join(
backup_dir, 'backups', 'node',
backup_id, 'database', 'postgresql.auto.conf')
file_new = os.path.join(backup_dir, 'postgresql.auto.conf')
os.rename(file, file_new)
try:
self.validate_pb(backup_dir, options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of data file dissapearance.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
'Validating backup {0}'.format(backup_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} data files are corrupted'.format(
backup_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Some backups are not valid'.format(
backup_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(
self.show_pb(backup_dir, 'node')[3]['status'] == 'CORRUPT')
self.assertTrue(
self.show_pb(backup_dir, 'node')[4]['status'] == 'ORPHAN')
self.assertTrue(
self.show_pb(backup_dir, 'node')[5]['status'] == 'ORPHAN')
self.assertTrue(
self.show_pb(backup_dir, 'node')[6]['status'] == 'ERROR')
self.assertTrue(
self.show_pb(backup_dir, 'node')[7]['status'] == 'ORPHAN')
os.rename(file_new, file)
try:
self.validate_pb(backup_dir, options=["-j", "4"])
except ProbackupException as e:
self.assertIn(
'WARNING: Some backups are not valid'.format(
backup_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[3]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[4]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[5]['status'] == 'OK')
self.assertTrue(
self.show_pb(backup_dir, 'node')[6]['status'] == 'ERROR')
self.assertTrue(self.show_pb(backup_dir, 'node')[7]['status'] == 'OK')
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
def test_validate_corrupted_full_1(self):
"""
make node with archiving, take full backup, and three page backups,
take another full backup and four page backups
corrupt second full backup, run validate, check that
second full backup became CORRUPT and his page backups are ORPHANs
remove corruption from full backup and corrupt his second page backup
run valudate again, check that
second full backup and his firts page backups are OK,
second page should be CORRUPT
third page should be ORPHAN
"""
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()
self.backup_node(backup_dir, 'node', node)
self.backup_node(backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
backup_id = self.backup_node(backup_dir, 'node', node)
self.backup_node(backup_dir, 'node', node, backup_type='page')
backup_id_page = self.backup_node(
backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
file = os.path.join(
backup_dir, 'backups', 'node',
backup_id, 'database', 'postgresql.auto.conf')
file_new = os.path.join(backup_dir, 'postgresql.auto.conf')
os.rename(file, file_new)
try:
self.validate_pb(backup_dir, options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of data file dissapearance.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
'Validating backup {0}'.format(backup_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} data files are corrupted'.format(
backup_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Some backups are not valid'.format(
backup_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(self.show_pb(backup_dir, 'node')[6]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[5]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[4]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[3]['status'] == 'CORRUPT')
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
os.rename(file_new, file)
file = os.path.join(
backup_dir, 'backups', 'node',
backup_id_page, 'database', 'backup_label')
file_new = os.path.join(backup_dir, 'backup_label')
os.rename(file, file_new)
try:
self.validate_pb(backup_dir, options=["-j", "4"])
except ProbackupException as e:
self.assertIn(
'WARNING: Some backups are not valid'.format(
backup_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[3]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[4]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[5]['status'] == 'CORRUPT')
self.assertTrue(self.show_pb(backup_dir, 'node')[6]['status'] == 'ORPHAN')
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
def test_validate_corrupted_full_2(self):
"""
PAGE2_2b
PAGE2_2a
PAGE2_4
PAGE2_4 <- validate
PAGE2_3
PAGE2_2 <- CORRUPT
PAGE2_1
FULL2
PAGE1_1
FULL1
corrupt second page backup, run validate on PAGE2_3, check that
PAGE2_2 became CORRUPT and his descendants are ORPHANs,
take two more PAGE backups, which now trace their origin
to PAGE2_1 - latest OK backup,
run validate on PAGE2_3, check that PAGE2_2a and PAGE2_2b are OK,
remove corruption from PAGE2_2 and run validate on PAGE2_4
"""
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()
self.backup_node(backup_dir, 'node', node)
self.backup_node(backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node)
self.backup_node(backup_dir, 'node', node, backup_type='page')
corrupt_id = self.backup_node(
backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
validate_id = self.backup_node(
backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
file = os.path.join(
backup_dir, 'backups', 'node',
corrupt_id, 'database', 'backup_label')
file_new = os.path.join(backup_dir, 'backup_label')
os.rename(file, file_new)
try:
self.validate_pb(backup_dir, 'node', validate_id,
options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of data file dissapearance.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
'INFO: Validating parents for backup {0}'.format(validate_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'INFO: Validating backup {0}'.format(
self.show_pb(backup_dir, 'node')[2]['id']), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'INFO: Validating backup {0}'.format(
self.show_pb(backup_dir, 'node')[3]['id']), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'INFO: Validating backup {0}'.format(
corrupt_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} data files are corrupted'.format(
corrupt_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(self.show_pb(backup_dir, 'node')[7]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[6]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[5]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[4]['status'] == 'CORRUPT')
self.assertTrue(self.show_pb(backup_dir, 'node')[3]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
# THIS IS GOLD!!!!
self.backup_node(backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
try:
self.validate_pb(backup_dir, 'node', options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of data file dissapearance.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
'Backup {0} data files are valid'.format(
self.show_pb(backup_dir, 'node')[9]['id']),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'Backup {0} data files are valid'.format(
self.show_pb(backup_dir, 'node')[8]['id']),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} has parent {1} with status: CORRUPT'.format(
self.show_pb(backup_dir, 'node')[7]['id'], corrupt_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} has parent {1} with status: CORRUPT'.format(
self.show_pb(backup_dir, 'node')[6]['id'], corrupt_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} has parent {1} with status: CORRUPT'.format(
self.show_pb(backup_dir, 'node')[5]['id'], corrupt_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'INFO: Revalidating backup {0}'.format(
corrupt_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Some backups are not valid', e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(self.show_pb(backup_dir, 'node')[9]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[8]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[7]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[6]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[5]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[4]['status'] == 'CORRUPT')
self.assertTrue(self.show_pb(backup_dir, 'node')[3]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
# revalidate again
try:
self.validate_pb(backup_dir, 'node', validate_id,
options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of data file dissapearance.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
'WARNING: Backup {0} has status: ORPHAN'.format(validate_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'Backup {0} has parent {1} with status: CORRUPT'.format(
self.show_pb(backup_dir, 'node')[7]['id'], corrupt_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'Backup {0} has parent {1} with status: CORRUPT'.format(
self.show_pb(backup_dir, 'node')[6]['id'], corrupt_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'Backup {0} has parent {1} with status: CORRUPT'.format(
self.show_pb(backup_dir, 'node')[5]['id'], corrupt_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'INFO: Validating parents for backup {0}'.format(
validate_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'INFO: Validating backup {0}'.format(
self.show_pb(backup_dir, 'node')[2]['id']), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'INFO: Validating backup {0}'.format(
self.show_pb(backup_dir, 'node')[3]['id']), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'INFO: Revalidating backup {0}'.format(
corrupt_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} data files are corrupted'.format(
corrupt_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'ERROR: Backup {0} is orphan.'.format(
validate_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
# Fix CORRUPT
os.rename(file_new, file)
output = self.validate_pb(backup_dir, 'node', validate_id,
options=["-j", "4"])
self.assertIn(
'WARNING: Backup {0} has status: ORPHAN'.format(validate_id),
output,
'\n Unexpected Output Message: {0}\n'.format(
repr(output)))
self.assertIn(
'Backup {0} has parent {1} with status: CORRUPT'.format(
self.show_pb(backup_dir, 'node')[7]['id'], corrupt_id),
output,
'\n Unexpected Output Message: {0}\n'.format(
repr(output)))
self.assertIn(
'Backup {0} has parent {1} with status: CORRUPT'.format(
self.show_pb(backup_dir, 'node')[6]['id'], corrupt_id),
output,
'\n Unexpected Output Message: {0}\n'.format(
repr(output)))
self.assertIn(
'Backup {0} has parent {1} with status: CORRUPT'.format(
self.show_pb(backup_dir, 'node')[5]['id'], corrupt_id),
output,
'\n Unexpected Output Message: {0}\n'.format(
repr(output)))
self.assertIn(
'INFO: Validating parents for backup {0}'.format(
validate_id), output,
'\n Unexpected Output Message: {0}\n'.format(
repr(output)))
self.assertIn(
'INFO: Validating backup {0}'.format(
self.show_pb(backup_dir, 'node')[2]['id']), output,
'\n Unexpected Output Message: {0}\n'.format(
repr(output)))
self.assertIn(
'INFO: Validating backup {0}'.format(
self.show_pb(backup_dir, 'node')[3]['id']), output,
'\n Unexpected Output Message: {0}\n'.format(
repr(output)))
self.assertIn(
'INFO: Revalidating backup {0}'.format(
corrupt_id), output,
'\n Unexpected Output Message: {0}\n'.format(
repr(output)))
self.assertIn(
'Backup {0} data files are valid'.format(
corrupt_id), output,
'\n Unexpected Output Message: {0}\n'.format(
repr(output)))
self.assertIn(
'INFO: Revalidating backup {0}'.format(
self.show_pb(backup_dir, 'node')[5]['id']), output,
'\n Unexpected Output Message: {0}\n'.format(
repr(output)))
self.assertIn(
'Backup {0} data files are valid'.format(
self.show_pb(backup_dir, 'node')[5]['id']), output,
'\n Unexpected Output Message: {0}\n'.format(
repr(output)))
self.assertIn(
'INFO: Revalidating backup {0}'.format(
validate_id), output,
'\n Unexpected Output Message: {0}\n'.format(
repr(output)))
self.assertIn(
'Backup {0} data files are valid'.format(
validate_id), output,
'\n Unexpected Output Message: {0}\n'.format(
repr(output)))
self.assertIn(
'INFO: Backup {0} WAL segments are valid'.format(
validate_id), output,
'\n Unexpected Output Message: {0}\n'.format(
repr(output)))
self.assertIn(
'INFO: Backup {0} is valid.'.format(
validate_id), output,
'\n Unexpected Output Message: {0}\n'.format(
repr(output)))
self.assertIn(
'INFO: Validate of backup {0} completed.'.format(
validate_id), output,
'\n Unexpected Output Message: {0}\n'.format(
repr(output)))
# Now we have two perfectly valid backup chains based on FULL2
self.assertTrue(self.show_pb(backup_dir, 'node')[9]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[8]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[7]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[6]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[5]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[4]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[3]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
def test_validate_corrupted_full_missing(self):
"""
make node with archiving, take full backup, and three page backups,
take another full backup and four page backups
corrupt second full backup, run validate, check that
second full backup became CORRUPT and his page backups are ORPHANs
remove corruption from full backup and remove his second page backup
run valudate again, check that
second full backup and his firts page backups are OK,
third page should be ORPHAN
"""
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()
self.backup_node(backup_dir, 'node', node)
self.backup_node(backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
backup_id = self.backup_node(backup_dir, 'node', node)
self.backup_node(backup_dir, 'node', node, backup_type='page')
backup_id_page = self.backup_node(
backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
file = os.path.join(
backup_dir, 'backups', 'node',
backup_id, 'database', 'postgresql.auto.conf')
file_new = os.path.join(backup_dir, 'postgresql.auto.conf')
os.rename(file, file_new)
try:
self.validate_pb(backup_dir, options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of data file dissapearance.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
'Validating backup {0}'.format(backup_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} data files are corrupted'.format(
backup_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} is orphaned because his parent {1} has status: CORRUPT'.format(
self.show_pb(backup_dir, 'node')[5]['id'], backup_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(self.show_pb(backup_dir, 'node')[8]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[7]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[6]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[5]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[4]['status'] == 'CORRUPT')
self.assertTrue(self.show_pb(backup_dir, 'node')[3]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
# Full backup is fixed
os.rename(file_new, file)
# break PAGE
old_directory = os.path.join(
backup_dir, 'backups', 'node', backup_id_page)
new_directory = os.path.join(backup_dir, backup_id_page)
os.rename(old_directory, new_directory)
try:
self.validate_pb(backup_dir, options=["-j", "4"])
except ProbackupException as e:
self.assertIn(
'WARNING: Some backups are not valid', e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} has missing parent {1}'.format(
self.show_pb(backup_dir, 'node')[7]['id'],
backup_id_page),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} has missing parent {1}'.format(
self.show_pb(backup_dir, 'node')[6]['id'],
backup_id_page),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} has parent {1} with status: CORRUPT'.format(
self.show_pb(backup_dir, 'node')[5]['id'], backup_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(self.show_pb(backup_dir, 'node')[7]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[6]['status'] == 'ORPHAN')
# missing backup is here
self.assertTrue(self.show_pb(backup_dir, 'node')[5]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[4]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[3]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
# validate should be idempotent - user running validate
# second time must be provided with ID of missing backup
try:
self.validate_pb(backup_dir, options=["-j", "4"])
except ProbackupException as e:
self.assertIn(
'WARNING: Some backups are not valid', e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} has missing parent {1}'.format(
self.show_pb(backup_dir, 'node')[7]['id'],
backup_id_page), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} has missing parent {1}'.format(
self.show_pb(backup_dir, 'node')[6]['id'],
backup_id_page), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(self.show_pb(backup_dir, 'node')[7]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[6]['status'] == 'ORPHAN')
# missing backup is here
self.assertTrue(self.show_pb(backup_dir, 'node')[5]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[4]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[3]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
# fix missing PAGE backup
os.rename(new_directory, old_directory)
# exit(1)
self.assertTrue(self.show_pb(backup_dir, 'node')[8]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[7]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[6]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[5]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[4]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[3]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
output = self.validate_pb(backup_dir, options=["-j", "4"])
self.assertIn(
'INFO: All backups are valid',
output,
'\n Unexpected Error Message: {0}\n'.format(
repr(output)))
self.assertIn(
'WARNING: Backup {0} has parent {1} with status: ORPHAN'.format(
self.show_pb(backup_dir, 'node')[8]['id'],
self.show_pb(backup_dir, 'node')[6]['id']),
output,
'\n Unexpected Error Message: {0}\n'.format(
repr(output)))
self.assertIn(
'WARNING: Backup {0} has parent {1} with status: ORPHAN'.format(
self.show_pb(backup_dir, 'node')[7]['id'],
self.show_pb(backup_dir, 'node')[6]['id']),
output,
'\n Unexpected Error Message: {0}\n'.format(
repr(output)))
self.assertIn(
'Revalidating backup {0}'.format(
self.show_pb(backup_dir, 'node')[6]['id']),
output,
'\n Unexpected Error Message: {0}\n'.format(
repr(output)))
self.assertIn(
'Revalidating backup {0}'.format(
self.show_pb(backup_dir, 'node')[7]['id']),
output,
'\n Unexpected Error Message: {0}\n'.format(
repr(output)))
self.assertIn(
'Revalidating backup {0}'.format(
self.show_pb(backup_dir, 'node')[8]['id']),
output,
'\n Unexpected Error Message: {0}\n'.format(
repr(output)))
self.assertTrue(self.show_pb(backup_dir, 'node')[8]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[7]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[6]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[5]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[4]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[3]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
# Clean after yourself
self.del_test_dir(module_name, fname)
def test_file_size_corruption_no_validate(self):
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()
node.safe_psql(
"postgres",
"create table t_heap as select 1 as id, md5(i::text) as text, "
"md5(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(0,1000) i")
node.safe_psql(
"postgres",
"CHECKPOINT;")
heap_path = node.safe_psql(
"postgres",
"select pg_relation_filepath('t_heap')").rstrip()
heap_size = node.safe_psql(
"postgres",
"select pg_relation_size('t_heap')")
backup_id = self.backup_node(
backup_dir, 'node', node, backup_type="full",
options=["-j", "4"], asynchronous=False, gdb=False)
node.stop()
node.cleanup()
# Let`s do file corruption
with open(
os.path.join(
backup_dir, "backups", 'node', backup_id,
"database", heap_path), "rb+", 0) as f:
f.truncate(int(heap_size) - 4096)
f.flush()
f.close
node.cleanup()
try:
self.restore_node(
backup_dir, 'node', node,
options=["--no-validate"])
except ProbackupException as e:
self.assertTrue(
"ERROR: Backup files restoring failed" in e.message,
repr(e.message))
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
def test_validate_specific_backup_with_missing_backup(self):
"""
PAGE3_2
PAGE3_1
FULL3
PAGE2_5
PAGE2_4 <- validate
PAGE2_3
PAGE2_2 <- missing
PAGE2_1
FULL2
PAGE1_2
PAGE1_1
FULL1
"""
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()
# CHAIN1
self.backup_node(backup_dir, 'node', node)
self.backup_node(backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
# CHAIN2
self.backup_node(backup_dir, 'node', node)
self.backup_node(backup_dir, 'node', node, backup_type='page')
missing_id = self.backup_node(
backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
validate_id = self.backup_node(
backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
# CHAIN3
self.backup_node(backup_dir, 'node', node)
self.backup_node(backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
old_directory = os.path.join(backup_dir, 'backups', 'node', missing_id)
new_directory = os.path.join(backup_dir, missing_id)
os.rename(old_directory, new_directory)
try:
self.validate_pb(backup_dir, 'node', validate_id,
options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of backup dissapearance.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
'WARNING: Backup {0} is orphaned because his parent {1} is missing'.format(
self.show_pb(backup_dir, 'node')[7]['id'], missing_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} is orphaned because his parent {1} is missing'.format(
self.show_pb(backup_dir, 'node')[6]['id'], missing_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} is orphaned because his parent {1} is missing'.format(
self.show_pb(backup_dir, 'node')[5]['id'], missing_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(self.show_pb(backup_dir, 'node')[10]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[9]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[8]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[7]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[6]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[5]['status'] == 'ORPHAN')
# missing backup
self.assertTrue(self.show_pb(backup_dir, 'node')[4]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[3]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
try:
self.validate_pb(backup_dir, 'node', validate_id,
options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of backup dissapearance.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
'WARNING: Backup {0} has missing parent {1}'.format(
self.show_pb(backup_dir, 'node')[7]['id'], missing_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} has missing parent {1}'.format(
self.show_pb(backup_dir, 'node')[6]['id'], missing_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} has missing parent {1}'.format(
self.show_pb(backup_dir, 'node')[5]['id'], missing_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
os.rename(new_directory, old_directory)
# Revalidate backup chain
self.validate_pb(backup_dir, 'node', validate_id, options=["-j", "4"])
self.assertTrue(self.show_pb(backup_dir, 'node')[11]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[10]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[9]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[8]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[7]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[6]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[5]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[4]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[3]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
def test_validate_specific_backup_with_missing_backup_1(self):
"""
PAGE3_2
PAGE3_1
FULL3
PAGE2_5
PAGE2_4 <- validate
PAGE2_3
PAGE2_2 <- missing
PAGE2_1
FULL2 <- missing
PAGE1_2
PAGE1_1
FULL1
"""
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()
# CHAIN1
self.backup_node(backup_dir, 'node', node)
self.backup_node(backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
# CHAIN2
missing_full_id = self.backup_node(backup_dir, 'node', node)
self.backup_node(backup_dir, 'node', node, backup_type='page')
missing_page_id = self.backup_node(
backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
validate_id = self.backup_node(
backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
# CHAIN3
self.backup_node(backup_dir, 'node', node)
self.backup_node(backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
page_old_directory = os.path.join(
backup_dir, 'backups', 'node', missing_page_id)
page_new_directory = os.path.join(backup_dir, missing_page_id)
os.rename(page_old_directory, page_new_directory)
full_old_directory = os.path.join(
backup_dir, 'backups', 'node', missing_full_id)
full_new_directory = os.path.join(backup_dir, missing_full_id)
os.rename(full_old_directory, full_new_directory)
try:
self.validate_pb(backup_dir, 'node', validate_id,
options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of backup dissapearance.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
'WARNING: Backup {0} is orphaned because his parent {1} is missing'.format(
self.show_pb(backup_dir, 'node')[6]['id'], missing_page_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} is orphaned because his parent {1} is missing'.format(
self.show_pb(backup_dir, 'node')[5]['id'], missing_page_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} is orphaned because his parent {1} is missing'.format(
self.show_pb(backup_dir, 'node')[4]['id'], missing_page_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(self.show_pb(backup_dir, 'node')[9]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[8]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[7]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[6]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[5]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[4]['status'] == 'ORPHAN')
# PAGE2_1
self.assertTrue(self.show_pb(backup_dir, 'node')[3]['status'] == 'OK') # <- SHit
# FULL2
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
os.rename(page_new_directory, page_old_directory)
os.rename(full_new_directory, full_old_directory)
# Revalidate backup chain
self.validate_pb(backup_dir, 'node', validate_id, options=["-j", "4"])
self.assertTrue(self.show_pb(backup_dir, 'node')[11]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[10]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[9]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[8]['status'] == 'ORPHAN') # <- Fail
self.assertTrue(self.show_pb(backup_dir, 'node')[7]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[6]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[5]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[4]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[3]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
def test_validate_with_missing_backup_1(self):
"""
PAGE3_2
PAGE3_1
FULL3
PAGE2_5
PAGE2_4 <- validate
PAGE2_3
PAGE2_2 <- missing
PAGE2_1
FULL2 <- missing
PAGE1_2
PAGE1_1
FULL1
"""
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()
# CHAIN1
self.backup_node(backup_dir, 'node', node)
self.backup_node(backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
# CHAIN2
missing_full_id = self.backup_node(backup_dir, 'node', node)
self.backup_node(backup_dir, 'node', node, backup_type='page')
missing_page_id = self.backup_node(
backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
validate_id = self.backup_node(
backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
# CHAIN3
self.backup_node(backup_dir, 'node', node)
self.backup_node(backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
# Break PAGE
page_old_directory = os.path.join(
backup_dir, 'backups', 'node', missing_page_id)
page_new_directory = os.path.join(backup_dir, missing_page_id)
os.rename(page_old_directory, page_new_directory)
# Break FULL
full_old_directory = os.path.join(
backup_dir, 'backups', 'node', missing_full_id)
full_new_directory = os.path.join(backup_dir, missing_full_id)
os.rename(full_old_directory, full_new_directory)
try:
self.validate_pb(backup_dir, 'node', validate_id,
options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of backup dissapearance.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
'WARNING: Backup {0} is orphaned because his parent {1} is missing'.format(
self.show_pb(backup_dir, 'node')[6]['id'], missing_page_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} is orphaned because his parent {1} is missing'.format(
self.show_pb(backup_dir, 'node')[5]['id'], missing_page_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} is orphaned because his parent {1} is missing'.format(
self.show_pb(backup_dir, 'node')[4]['id'], missing_page_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(self.show_pb(backup_dir, 'node')[9]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[8]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[7]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[6]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[5]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[4]['status'] == 'ORPHAN')
# PAGE2_2 is missing
self.assertTrue(self.show_pb(backup_dir, 'node')[3]['status'] == 'OK')
# FULL1 - is missing
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
os.rename(page_new_directory, page_old_directory)
# Revalidate backup chain
try:
self.validate_pb(backup_dir, 'node', validate_id,
options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of backup dissapearance.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
'WARNING: Backup {0} has status: ORPHAN'.format(
validate_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} has missing parent {1}'.format(
self.show_pb(backup_dir, 'node')[7]['id'],
missing_full_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} has missing parent {1}'.format(
self.show_pb(backup_dir, 'node')[6]['id'],
missing_full_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} has missing parent {1}'.format(
self.show_pb(backup_dir, 'node')[5]['id'],
missing_full_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} is orphaned because his parent {1} is missing'.format(
self.show_pb(backup_dir, 'node')[4]['id'],
missing_full_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} is orphaned because his parent {1} is missing'.format(
self.show_pb(backup_dir, 'node')[3]['id'],
missing_full_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(self.show_pb(backup_dir, 'node')[10]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[9]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[8]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[7]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[6]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[5]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[4]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[3]['status'] == 'ORPHAN')
# FULL1 - is missing
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
os.rename(full_new_directory, full_old_directory)
# Revalidate chain
self.validate_pb(backup_dir, 'node', validate_id, options=["-j", "4"])
self.assertTrue(self.show_pb(backup_dir, 'node')[11]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[10]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[9]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[8]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[7]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[6]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[5]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[4]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[3]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
def test_validate_with_missing_backup_2(self):
"""
PAGE3_2
PAGE3_1
FULL3
PAGE2_5
PAGE2_4
PAGE2_3
PAGE2_2 <- missing
PAGE2_1
FULL2 <- missing
PAGE1_2
PAGE1_1
FULL1
"""
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()
# CHAIN1
self.backup_node(backup_dir, 'node', node)
self.backup_node(backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
# CHAIN2
missing_full_id = self.backup_node(backup_dir, 'node', node)
self.backup_node(backup_dir, 'node', node, backup_type='page')
missing_page_id = self.backup_node(
backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
self.backup_node(
backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
# CHAIN3
self.backup_node(backup_dir, 'node', node)
self.backup_node(backup_dir, 'node', node, backup_type='page')
self.backup_node(backup_dir, 'node', node, backup_type='page')
page_old_directory = os.path.join(backup_dir, 'backups', 'node', missing_page_id)
page_new_directory = os.path.join(backup_dir, missing_page_id)
os.rename(page_old_directory, page_new_directory)
full_old_directory = os.path.join(backup_dir, 'backups', 'node', missing_full_id)
full_new_directory = os.path.join(backup_dir, missing_full_id)
os.rename(full_old_directory, full_new_directory)
try:
self.validate_pb(backup_dir, 'node', options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of backup dissapearance.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
'WARNING: Backup {0} is orphaned because his parent {1} is missing'.format(
self.show_pb(backup_dir, 'node')[6]['id'], missing_page_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} is orphaned because his parent {1} is missing'.format(
self.show_pb(backup_dir, 'node')[5]['id'], missing_page_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} is orphaned because his parent {1} is missing'.format(
self.show_pb(backup_dir, 'node')[4]['id'], missing_page_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} is orphaned because his parent {1} is missing'.format(
self.show_pb(backup_dir, 'node')[3]['id'], missing_full_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(self.show_pb(backup_dir, 'node')[9]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[8]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[7]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[6]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[5]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[4]['status'] == 'ORPHAN')
# PAGE2_2 is missing
self.assertTrue(self.show_pb(backup_dir, 'node')[3]['status'] == 'ORPHAN')
# FULL1 - is missing
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
os.rename(page_new_directory, page_old_directory)
# Revalidate backup chain
try:
self.validate_pb(backup_dir, 'node', options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of backup dissapearance.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
'WARNING: Backup {0} has missing parent {1}'.format(
self.show_pb(backup_dir, 'node')[7]['id'], missing_full_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} has missing parent {1}'.format(
self.show_pb(backup_dir, 'node')[6]['id'], missing_full_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} has missing parent {1}'.format(
self.show_pb(backup_dir, 'node')[5]['id'], missing_full_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} is orphaned because his parent {1} is missing'.format(
self.show_pb(backup_dir, 'node')[4]['id'], missing_full_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn(
'WARNING: Backup {0} has missing parent {1}'.format(
self.show_pb(backup_dir, 'node')[3]['id'], missing_full_id),
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertTrue(self.show_pb(backup_dir, 'node')[10]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[9]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[8]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[7]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[6]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[5]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[4]['status'] == 'ORPHAN')
self.assertTrue(self.show_pb(backup_dir, 'node')[3]['status'] == 'ORPHAN')
# FULL1 - is missing
self.assertTrue(self.show_pb(backup_dir, 'node')[2]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[1]['status'] == 'OK')
self.assertTrue(self.show_pb(backup_dir, 'node')[0]['status'] == 'OK')
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
def test_corrupt_pg_control_via_resetxlog(self):
""" PGPRO-2096 """
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()
backup_id = self.backup_node(backup_dir, 'node', node)
if self.get_version(node) < 100000:
pg_resetxlog_path = self.get_bin_path('pg_resetxlog')
wal_dir = 'pg_xlog'
else:
pg_resetxlog_path = self.get_bin_path('pg_resetwal')
wal_dir = 'pg_wal'
os.mkdir(
os.path.join(
backup_dir, 'backups', 'node', backup_id, 'database', wal_dir, 'archive_status'))
pg_control_path = os.path.join(
backup_dir, 'backups', 'node',
backup_id, 'database', 'global', 'pg_control')
md5_before = hashlib.md5(
open(pg_control_path, 'rb').read()).hexdigest()
self.run_binary(
[
pg_resetxlog_path,
'-D',
os.path.join(backup_dir, 'backups', 'node', backup_id, 'database'),
'-o 42',
'-f'
],
asynchronous=False)
md5_after = hashlib.md5(
open(pg_control_path, 'rb').read()).hexdigest()
if self.verbose:
print('\n MD5 BEFORE resetxlog: {0}\n MD5 AFTER resetxlog: {1}'.format(
md5_before, md5_after))
# Validate backup
try:
self.validate_pb(backup_dir, 'node', options=["-j", "4"])
self.assertEqual(
1, 0,
"Expecting Error because of pg_control change.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
'data files are corrupted',
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_validation_after_backup(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'])
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
node.slow_start()
# FULL backup
gdb = self.backup_node(
backup_dir, 'node', node, gdb=True, options=['--stream'])
gdb.set_breakpoint('pgBackupValidate')
gdb.run_until_break()
backup_id = self.show_pb(backup_dir, 'node')[0]['id']
file = os.path.join(
backup_dir, "backups", "node", backup_id,
"database", "postgresql.conf")
os.remove(file)
gdb.continue_execution_until_exit()
self.assertEqual(
'CORRUPT',
self.show_pb(backup_dir, 'node', backup_id)['status'],
'Backup STATUS should be "ERROR"')
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.expectedFailure
# @unittest.skip("skip")
def test_validate_corrupt_tablespace_map(self):
"""
Check that corruption in tablespace_map is detected
"""
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)
node.slow_start()
self.create_tblspace_in_node(node, 'external_dir')
node.safe_psql(
'postgres',
'CREATE TABLE t_heap(a int) TABLESPACE "external_dir"')
# FULL backup
backup_id = self.backup_node(
backup_dir, 'node', node, options=['--stream'])
tablespace_map = os.path.join(
backup_dir, 'backups', 'node',
backup_id, 'database', 'tablespace_map')
# Corrupt tablespace_map file in FULL backup
with open(tablespace_map, "rb+", 0) as f:
f.seek(84)
f.write(b"blah")
f.flush()
f.close
try:
self.validate_pb(backup_dir, 'node', backup_id=backup_id)
self.assertEqual(
1, 0,
"Expecting Error because tablespace_map is corrupted.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
'WARNING: Invalid CRC of backup file',
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.expectedFailure
# @unittest.skip("skip")
def test_validate_target_lsn(self):
"""
Check validation to specific LSN
"""
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 1 as id, md5(i::text) as text, "
"md5(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(0,10000) i")
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)
self.set_auto_conf(
node_restored, {'port': node_restored.port})
node_restored.slow_start()
self.switch_wal_segment(node)
backup_id = self.backup_node(
backup_dir, 'node', node_restored,
data_dir=node_restored.data_dir)
target_lsn = self.show_pb(backup_dir, 'node')[1]['stop-lsn']
self.delete_pb(backup_dir, 'node', backup_id)
self.validate_pb(
backup_dir, 'node',
options=[
'--recovery-target-timeline=2',
'--recovery-target-lsn={0}'.format(target_lsn)])
# Clean after yourself
self.del_test_dir(module_name, fname)
@unittest.skip("skip")
def test_partial_validate_empty_and_mangled_database_map(self):
"""
"""
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
node = self.make_simple_node(
base_dir=os.path.join(module_name, fname, 'node'),
set_replication=True,
initdb_params=['--data-checksums'])
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
node.slow_start()
# create databases
for i in range(1, 10, 1):
node.safe_psql(
'postgres',
'CREATE database db{0}'.format(i))
# FULL backup with database_map
backup_id = self.backup_node(
backup_dir, 'node', node, options=['--stream'])
pgdata = self.pgdata_content(node.data_dir)
# truncate database_map
path = os.path.join(
backup_dir, 'backups', 'node',
backup_id, 'database', 'database_map')
with open(path, "w") as f:
f.close()
try:
self.validate_pb(
backup_dir, 'node',
options=["--db-include=db1"])
self.assertEqual(
1, 0,
"Expecting Error because database_map is empty.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
"WARNING: Backup {0} data files are corrupted".format(
backup_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
# mangle database_map
with open(path, "w") as f:
f.write("42")
f.close()
try:
self.validate_pb(
backup_dir, 'node',
options=["--db-include=db1"])
self.assertEqual(
1, 0,
"Expecting Error because database_map is empty.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
"WARNING: Backup {0} data files are corrupted".format(
backup_id), 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_partial_validate_exclude(self):
""""""
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
node = self.make_simple_node(
base_dir=os.path.join(module_name, fname, 'node'),
initdb_params=['--data-checksums'])
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node.slow_start()
for i in range(1, 10, 1):
node.safe_psql(
'postgres',
'CREATE database db{0}'.format(i))
# FULL backup
backup_id = self.backup_node(backup_dir, 'node', node)
try:
self.validate_pb(
backup_dir, 'node',
options=[
"--db-include=db1",
"--db-exclude=db2"])
self.assertEqual(
1, 0,
"Expecting Error because of 'db-exclude' and 'db-include'.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
"ERROR: You cannot specify '--db-include' "
"and '--db-exclude' together", e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
try:
self.validate_pb(
backup_dir, 'node',
options=[
"--db-exclude=db1",
"--db-exclude=db5",
"--log-level-console=verbose"])
self.assertEqual(
1, 0,
"Expecting Error because of missing backup ID.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
"ERROR: You must specify parameter (-i, --backup-id) for partial validation",
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
output = self.validate_pb(
backup_dir, 'node', backup_id,
options=[
"--db-exclude=db1",
"--db-exclude=db5",
"--log-level-console=verbose"])
self.assertIn(
"VERBOSE: Skip file validation due to partial restore", output)
# Clean after yourself
self.del_test_dir(module_name, fname)
@unittest.skip("skip")
def test_partial_validate_include(self):
"""
"""
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
node = self.make_simple_node(
base_dir=os.path.join(module_name, fname, 'node'),
initdb_params=['--data-checksums'])
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node.slow_start()
for i in range(1, 10, 1):
node.safe_psql(
'postgres',
'CREATE database db{0}'.format(i))
# FULL backup
backup_id = self.backup_node(backup_dir, 'node', node)
try:
self.validate_pb(
backup_dir, 'node',
options=[
"--db-include=db1",
"--db-exclude=db2"])
self.assertEqual(
1, 0,
"Expecting Error because of 'db-exclude' and 'db-include'.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
"ERROR: You cannot specify '--db-include' "
"and '--db-exclude' together", e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
output = self.validate_pb(
backup_dir, 'node', backup_id,
options=[
"--db-include=db1",
"--db-include=db5",
"--db-include=postgres",
"--log-level-console=verbose"])
self.assertIn(
"VERBOSE: Skip file validation due to partial restore", output)
output = self.validate_pb(
backup_dir, 'node', backup_id,
options=["--log-level-console=verbose"])
self.assertNotIn(
"VERBOSE: Skip file validation due to partial restore", output)
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
def test_not_validate_diffenent_pg_version(self):
"""Do not validate backup, if binary is compiled with different PG version"""
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()
backup_id = self.backup_node(backup_dir, 'node', node)
control_file = os.path.join(
backup_dir, "backups", "node", backup_id,
"backup.control")
pg_version = node.major_version
if pg_version.is_integer():
pg_version = int(pg_version)
fake_new_pg_version = pg_version + 1
with open(control_file, 'r') as f:
data = f.read();
data = data.replace(str(pg_version), str(fake_new_pg_version))
with open(control_file, 'w') as f:
f.write(data);
try:
self.validate_pb(backup_dir)
self.assertEqual(
1, 0,
"Expecting Error because validation is forbidden if server version of backup "
"is different from the server version of pg_probackup.\n Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd))
except ProbackupException as e:
self.assertIn(
"ERROR: Backup {0} has server version".format(backup_id),
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.expectedFailure
# @unittest.skip("skip")
def test_validate_corrupt_page_header_map(self):
"""
Check that corruption in page_header_map is detected
"""
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)
node.slow_start()
ok_1 = self.backup_node(backup_dir, 'node', node, options=['--stream'])
# FULL backup
backup_id = self.backup_node(
backup_dir, 'node', node, options=['--stream'])
ok_2 = self.backup_node(backup_dir, 'node', node, options=['--stream'])
page_header_map = os.path.join(
backup_dir, 'backups', 'node', backup_id, 'page_header_map')
# Corrupt tablespace_map file in FULL backup
with open(page_header_map, "rb+", 0) as f:
f.seek(42)
f.write(b"blah")
f.flush()
f.close
try:
self.validate_pb(backup_dir, 'node', backup_id=backup_id)
self.assertEqual(
1, 0,
"Expecting Error because page_header is corrupted.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertTrue(
'WARNING: An error occured during metadata decompression' in e.message and
'data error' in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn("Backup {0} is corrupt".format(backup_id), e.message)
try:
self.validate_pb(backup_dir)
self.assertEqual(
1, 0,
"Expecting Error because page_header is corrupted.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertTrue(
'WARNING: An error occured during metadata decompression' in e.message and
'data error' in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
self.assertIn("INFO: Backup {0} data files are valid".format(ok_1), e.message)
self.assertIn("WARNING: Backup {0} data files are corrupted".format(backup_id), e.message)
self.assertIn("INFO: Backup {0} data files are valid".format(ok_2), e.message)
self.assertIn("WARNING: Some backups are not valid", e.message)
# Clean after yourself
self.del_test_dir(module_name, fname, [node])
# @unittest.expectedFailure
# @unittest.skip("skip")
def test_validate_truncated_page_header_map(self):
"""
Check that corruption in page_header_map is detected
"""
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)
node.slow_start()
ok_1 = self.backup_node(backup_dir, 'node', node, options=['--stream'])
# FULL backup
backup_id = self.backup_node(
backup_dir, 'node', node, options=['--stream'])
ok_2 = self.backup_node(backup_dir, 'node', node, options=['--stream'])
page_header_map = os.path.join(
backup_dir, 'backups', 'node', backup_id, 'page_header_map')
# truncate page_header_map file
with open(page_header_map, "rb+", 0) as f:
f.truncate(121)
f.flush()
f.close
try:
self.validate_pb(backup_dir, 'node', backup_id=backup_id)
self.assertEqual(
1, 0,
"Expecting Error because page_header is corrupted.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
'ERROR: Backup {0} is corrupt'.format(backup_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
try:
self.validate_pb(backup_dir)
self.assertEqual(
1, 0,
"Expecting Error because page_header is corrupted.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn("INFO: Backup {0} data files are valid".format(ok_1), e.message)
self.assertIn("WARNING: Backup {0} data files are corrupted".format(backup_id), e.message)
self.assertIn("INFO: Backup {0} data files are valid".format(ok_2), e.message)
self.assertIn("WARNING: Some backups are not valid", e.message)
# Clean after yourself
self.del_test_dir(module_name, fname, [node])
# @unittest.expectedFailure
# @unittest.skip("skip")
def test_validate_missing_page_header_map(self):
"""
Check that corruption in page_header_map is detected
"""
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)
node.slow_start()
ok_1 = self.backup_node(backup_dir, 'node', node, options=['--stream'])
# FULL backup
backup_id = self.backup_node(
backup_dir, 'node', node, options=['--stream'])
ok_2 = self.backup_node(backup_dir, 'node', node, options=['--stream'])
page_header_map = os.path.join(
backup_dir, 'backups', 'node', backup_id, 'page_header_map')
# unlink page_header_map file
os.remove(page_header_map)
try:
self.validate_pb(backup_dir, 'node', backup_id=backup_id)
self.assertEqual(
1, 0,
"Expecting Error because page_header is corrupted.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn(
'ERROR: Backup {0} is corrupt'.format(backup_id), e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
try:
self.validate_pb(backup_dir)
self.assertEqual(
1, 0,
"Expecting Error because page_header is corrupted.\n "
"Output: {0} \n CMD: {1}".format(
self.output, self.cmd))
except ProbackupException as e:
self.assertIn("INFO: Backup {0} data files are valid".format(ok_1), e.message)
self.assertIn("WARNING: Backup {0} data files are corrupted".format(backup_id), e.message)
self.assertIn("INFO: Backup {0} data files are valid".format(ok_2), e.message)
self.assertIn("WARNING: Some backups are not valid", e.message)
# Clean after yourself
self.del_test_dir(module_name, fname, [node])
# validate empty backup list
# page from future during validate
# page from future during backup
# corrupt block, so file become unaligned:
# 712 Assert(header.compressed_size <= BLCKSZ);
# 713
# 714 read_len = fread(compressed_page.data, 1,
# 715 MAXALIGN(header.compressed_size), in);
# 716 if (read_len != MAXALIGN(header.compressed_size))
# -> 717 elog(ERROR, "cannot read block %u of \"%s\" read %lu of %d",
# 718 blknum, file->path, read_len, header.compressed_size);