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pg_probackup/tests/ptrack.py

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2017-07-12 16:28:28 +02:00
import os
import unittest
from .helpers.ptrack_helpers import ProbackupTest, ProbackupException
from datetime import datetime, timedelta
import subprocess
from testgres import QueryException
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import shutil
import sys
import time
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module_name = 'ptrack'
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class PtrackTest(ProbackupTest, unittest.TestCase):
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# @unittest.skip("skip")
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# @unittest.expectedFailure
def test_ptrack_enable(self):
"""make ptrack without full backup, should result in error"""
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
set_replication=True, initdb_params=['--data-checksums'],
pg_options={
'wal_level': 'replica',
'max_wal_senders': '2',
'checkpoint_timeout': '30s'
}
)
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self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node.start()
# PTRACK BACKUP
try:
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self.backup_node(
backup_dir, 'node', node,
backup_type='ptrack', options=["--stream"]
)
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# we should die here because exception is what we expect to happen
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self.assertEqual(
1, 0,
"Expecting Error because ptrack disabled.\n"
" Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd
)
)
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except ProbackupException as e:
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self.assertIn(
'ERROR: Ptrack is disabled\n',
e.message,
'\n Unexpected Error Message: {0}\n'
' CMD: {1}'.format(repr(e.message), self.cmd)
)
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# Clean after yourself
self.del_test_dir(module_name, fname)
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# @unittest.skip("skip")
# @unittest.expectedFailure
def test_ptrack_disable(self):
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"""
Take full backup, disable ptrack restart postgresql,
enable ptrack, restart postgresql, take ptrack backup
which should fail
"""
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fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
set_replication=True, initdb_params=['--data-checksums'],
pg_options={
'wal_level': 'replica',
'max_wal_senders': '2',
'checkpoint_timeout': '30s',
'ptrack_enable': 'on'
}
)
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self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node.start()
# FULL BACKUP
self.backup_node(backup_dir, 'node', node, options=['--stream'])
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# DISABLE PTRACK
node.safe_psql('postgres', "alter system set ptrack_enable to off")
node.restart()
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# ENABLE PTRACK
node.safe_psql('postgres', "alter system set ptrack_enable to on")
node.restart()
# PTRACK BACKUP
try:
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self.backup_node(
backup_dir, 'node', node,
backup_type='ptrack', options=["--stream"]
)
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# we should die here because exception is what we expect to happen
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self.assertEqual(
1, 0,
"Expecting Error because ptrack_enable was set to OFF at some"
" point after previous backup.\n"
" Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd
)
)
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except ProbackupException as e:
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self.assertIn(
'ERROR: LSN from ptrack_control',
e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd
)
)
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# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
def test_ptrack_uncommited_xact(self):
"""make ptrack backup while there is uncommited open transaction"""
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
set_replication=True,
initdb_params=['--data-checksums'],
pg_options={
'wal_level': 'replica',
'max_wal_senders': '2',
'checkpoint_timeout': '300s',
'ptrack_enable': 'on'
}
)
node_restored = self.make_simple_node(
base_dir="{0}/{1}/node_restored".format(module_name, fname),
)
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node_restored.cleanup()
node.start()
self.backup_node(backup_dir, 'node', node)
con = node.connect("postgres")
con.execute(
"create table t_heap as select i"
" as id from generate_series(0,1) i"
)
self.backup_node(
backup_dir, 'node', node, backup_type='ptrack',
options=['--stream', '--log-level-file=verbose']
)
pgdata = self.pgdata_content(node.data_dir)
self.backup_node(
backup_dir, 'node', node, backup_type='ptrack',
options=['--stream', '--log-level-file=verbose']
)
self.restore_node(
backup_dir, 'node', node_restored, options=["-j", "4"])
# Physical comparison
if self.paranoia:
pgdata_restored = self.pgdata_content(node_restored.data_dir, ignore_ptrack=False)
self.compare_pgdata(pgdata, pgdata_restored)
node_restored.append_conf(
"postgresql.auto.conf", "port = {0}".format(node_restored.port))
node_restored.start()
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
def test_ptrack_vacuum_full(self):
"""make node, make full and ptrack stream backups,
restore them and check data correctness"""
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
set_replication=True,
initdb_params=['--data-checksums'],
pg_options={
'wal_level': 'replica',
'max_wal_senders': '2',
'checkpoint_timeout': '300s',
'ptrack_enable': 'on'
}
)
node_restored = self.make_simple_node(
base_dir="{0}/{1}/node_restored".format(module_name, fname),
)
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node_restored.cleanup()
node.start()
self.create_tblspace_in_node(node, 'somedata')
self.backup_node(backup_dir, 'node', node)
node.safe_psql(
"postgres",
"create table t_heap tablespace somedata as select i"
" as id from generate_series(0,1000000) i"
)
# create async connection
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conn = self.get_async_connect(port=node.port)
self.wait(conn)
acurs = conn.cursor()
acurs.execute("select pg_backend_pid()")
self.wait(conn)
pid = acurs.fetchall()[0][0]
print(pid)
gdb = self.gdb_attach(pid)
gdb.set_breakpoint('reform_and_rewrite_tuple')
if not gdb.continue_execution_until_running():
print('Failed gdb continue')
exit(1)
acurs.execute("VACUUM FULL t_heap")
if gdb.stopped_in_breakpoint():
if gdb.continue_execution_until_break(20) != 'breakpoint-hit':
print('Failed to hit breakpoint')
exit(1)
self.backup_node(
backup_dir, 'node', node, backup_type='ptrack',
options=['--log-level-file=verbose']
)
self.backup_node(
backup_dir, 'node', node, backup_type='ptrack',
options=['--log-level-file=verbose']
)
if self.paranoia:
pgdata = self.pgdata_content(node.data_dir)
old_tablespace = self.get_tblspace_path(node, 'somedata')
new_tablespace = self.get_tblspace_path(node_restored, 'somedata_new')
self.restore_node(
backup_dir, 'node', node_restored,
options=["-j", "4", "-T", "{0}={1}".format(
old_tablespace, new_tablespace)]
)
# Physical comparison
if self.paranoia:
pgdata_restored = self.pgdata_content(node_restored.data_dir, ignore_ptrack=False)
self.compare_pgdata(pgdata, pgdata_restored)
node_restored.append_conf(
"postgresql.auto.conf", "port = {0}".format(node_restored.port))
node_restored.start()
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
def test_ptrack_vacuum_truncate(self):
"""make node, create table, take full backup,
delete last 3 pages, vacuum relation,
take ptrack backup, take second ptrack backup,
restore last ptrack backup and check data correctness"""
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
set_replication=True,
initdb_params=['--data-checksums'],
pg_options={
'wal_level': 'replica',
'max_wal_senders': '2',
'checkpoint_timeout': '300s',
'ptrack_enable': 'on',
'autovacuum': 'off'
}
)
node_restored = self.make_simple_node(
base_dir="{0}/{1}/node_restored".format(module_name, fname),
)
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node_restored.cleanup()
node.start()
self.create_tblspace_in_node(node, 'somedata')
node.safe_psql(
"postgres",
"create sequence t_seq; "
"create table t_heap tablespace somedata as select i as id, "
"md5(i::text) as text, "
"md5(repeat(i::text,10))::tsvector as tsvector "
"from generate_series(0,1024) i;"
)
node.safe_psql(
"postgres",
"vacuum t_heap"
)
self.backup_node(backup_dir, 'node', node)
node.safe_psql(
"postgres",
"delete from t_heap where ctid >= '(11,0)'"
)
node.safe_psql(
"postgres",
"vacuum t_heap"
)
self.backup_node(
backup_dir, 'node', node, backup_type='ptrack',
options=['--log-level-file=verbose']
)
self.backup_node(
backup_dir, 'node', node, backup_type='ptrack',
options=['--log-level-file=verbose']
)
if self.paranoia:
pgdata = self.pgdata_content(node.data_dir)
old_tablespace = self.get_tblspace_path(node, 'somedata')
new_tablespace = self.get_tblspace_path(node_restored, 'somedata_new')
self.restore_node(
backup_dir, 'node', node_restored,
options=["-j", "4", "-T", "{0}={1}".format(
old_tablespace, new_tablespace)]
)
# Physical comparison
if self.paranoia:
pgdata_restored = self.pgdata_content(
node_restored.data_dir,
ignore_ptrack=False
)
self.compare_pgdata(pgdata, pgdata_restored)
node_restored.append_conf(
"postgresql.auto.conf", "port = {0}".format(node_restored.port))
node_restored.start()
# Clean after yourself
self.del_test_dir(module_name, fname)
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# @unittest.skip("skip")
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def test_ptrack_simple(self):
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"""make node, make full and ptrack stream backups,"
" restore them and check data correctness"""
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
set_replication=True,
initdb_params=['--data-checksums'],
pg_options={
'wal_level': 'replica',
'max_wal_senders': '2',
'checkpoint_timeout': '300s',
'ptrack_enable': 'on'
}
)
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node_restored = self.make_simple_node(
base_dir="{0}/{1}/node_restored".format(module_name, fname),
)
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self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
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node_restored.cleanup()
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node.start()
self.backup_node(backup_dir, 'node', node)
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node.safe_psql(
"postgres",
"create table t_heap as select i"
" as id from generate_series(0,1) i"
)
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self.backup_node(
backup_dir, 'node', node, backup_type='ptrack',
options=['--stream', '--log-level-file=verbose']
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)
node.safe_psql(
"postgres",
"update t_heap set id = 100500")
self.backup_node(
backup_dir, 'node', node,
backup_type='ptrack', options=['--stream']
)
if self.paranoia:
pgdata = self.pgdata_content(node.data_dir)
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result = node.safe_psql("postgres", "SELECT * FROM t_heap")
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self.restore_node(
backup_dir, 'node', node_restored, options=["-j", "4"])
# Physical comparison
if self.paranoia:
pgdata_restored = self.pgdata_content(node_restored.data_dir, ignore_ptrack=False)
self.compare_pgdata(pgdata, pgdata_restored)
node_restored.append_conf(
"postgresql.auto.conf", "port = {0}".format(node_restored.port))
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node_restored.start()
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# Logical comparison
self.assertEqual(
result,
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node_restored.safe_psql("postgres", "SELECT * FROM t_heap")
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)
# Clean after yourself
self.del_test_dir(module_name, fname)
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# @unittest.skip("skip")
def test_ptrack_get_block(self):
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"""make node, make full and ptrack stream backups,"
" restore them and check data correctness"""
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
set_replication=True,
initdb_params=['--data-checksums'],
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pg_options={
'wal_level': 'replica',
'max_wal_senders': '2',
'checkpoint_timeout': '300s',
'ptrack_enable': 'on'
}
)
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node.start()
node.safe_psql(
"postgres",
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"create table t_heap as select i"
" as id from generate_series(0,1) i"
)
self.backup_node(backup_dir, 'node', node, options=['--stream'])
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gdb = self.backup_node(
backup_dir, 'node', node, backup_type='ptrack',
options=['--stream', '--log-level-file=verbose'],
gdb=True
)
gdb.set_breakpoint('make_pagemap_from_ptrack')
gdb.run_until_break()
node.safe_psql(
"postgres",
"update t_heap set id = 100500")
gdb.continue_execution_until_exit()
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self.backup_node(
backup_dir, 'node', node,
backup_type='ptrack', options=['--stream']
)
if self.paranoia:
pgdata = self.pgdata_content(node.data_dir)
result = node.safe_psql("postgres", "SELECT * FROM t_heap")
node.cleanup()
self.restore_node(backup_dir, 'node', node, options=["-j", "4"])
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# Physical comparison
if self.paranoia:
pgdata_restored = self.pgdata_content(node.data_dir, ignore_ptrack=False)
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self.compare_pgdata(pgdata, pgdata_restored)
node.start()
# Logical comparison
self.assertEqual(
result,
node.safe_psql("postgres", "SELECT * FROM t_heap")
)
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
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@unittest.expectedFailure
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def test_ptrack_concurrent_get_and_clear_1(self):
"""make node, make full and ptrack stream backups,"
" restore them and check data correctness"""
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
set_replication=True,
initdb_params=['--data-checksums'],
pg_options={
'wal_level': 'replica',
'max_wal_senders': '2',
'checkpoint_timeout': '300s',
'ptrack_enable': 'on'
}
)
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node.start()
node.safe_psql(
"postgres",
"create table t_heap as select i"
" as id from generate_series(0,1) i"
)
self.backup_node(backup_dir, 'node', node, options=['--stream'])
gdb = self.backup_node(
backup_dir, 'node', node, backup_type='ptrack',
options=['--stream', '--log-level-file=verbose'],
gdb=True
)
gdb.set_breakpoint('make_pagemap_from_ptrack')
gdb.run_until_break()
node.safe_psql(
"postgres",
"update t_heap set id = 100500")
tablespace_oid = node.safe_psql(
"postgres",
"select oid from pg_tablespace where spcname = 'pg_default'").rstrip()
relfilenode = node.safe_psql(
"postgres",
"select 't_heap'::regclass::oid").rstrip()
node.safe_psql(
"postgres",
"SELECT pg_ptrack_get_and_clear({0}, {1})".format(
tablespace_oid, relfilenode))
gdb.continue_execution_until_exit()
self.backup_node(
backup_dir, 'node', node,
backup_type='ptrack', options=['--stream']
)
if self.paranoia:
pgdata = self.pgdata_content(node.data_dir)
result = node.safe_psql("postgres", "SELECT * FROM t_heap")
node.cleanup()
self.restore_node(backup_dir, 'node', node, options=["-j", "4"])
# Physical comparison
if self.paranoia:
pgdata_restored = self.pgdata_content(node.data_dir, ignore_ptrack=False)
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self.compare_pgdata(pgdata, pgdata_restored)
node.start()
# Logical comparison
self.assertEqual(
result,
node.safe_psql("postgres", "SELECT * FROM t_heap")
)
# Clean after yourself
self.del_test_dir(module_name, fname)
# @unittest.skip("skip")
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@unittest.expectedFailure
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def test_ptrack_concurrent_get_and_clear_2(self):
"""make node, make full and ptrack stream backups,"
" restore them and check data correctness"""
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
set_replication=True,
initdb_params=['--data-checksums'],
pg_options={
'wal_level': 'replica',
'max_wal_senders': '2',
'checkpoint_timeout': '300s',
'ptrack_enable': 'on'
}
)
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node.start()
node.safe_psql(
"postgres",
"create table t_heap as select i"
" as id from generate_series(0,1) i"
)
self.backup_node(backup_dir, 'node', node, options=['--stream'])
gdb = self.backup_node(
backup_dir, 'node', node, backup_type='ptrack',
options=['--stream', '--log-level-file=verbose'],
gdb=True
)
gdb.set_breakpoint('pthread_create')
gdb.run_until_break()
node.safe_psql(
"postgres",
"update t_heap set id = 100500")
tablespace_oid = node.safe_psql(
"postgres",
"select oid from pg_tablespace where spcname = 'pg_default'").rstrip()
relfilenode = node.safe_psql(
"postgres",
"select 't_heap'::regclass::oid").rstrip()
node.safe_psql(
"postgres",
"SELECT pg_ptrack_get_and_clear({0}, {1})".format(
tablespace_oid, relfilenode))
gdb._execute("delete breakpoints")
gdb.continue_execution_until_exit()
try:
self.backup_node(
backup_dir, 'node', node,
backup_type='ptrack', options=['--stream']
)
# we should die here because exception is what we expect to happen
self.assertEqual(
1, 0,
"Expecting Error because of LSN mismatch from ptrack_control "
"and previous backup ptrack_lsn.\n"
" Output: {0} \n CMD: {1}".format(repr(self.output), self.cmd))
except ProbackupException as e:
self.assertTrue(
'ERROR: LSN from ptrack_control' in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
if self.paranoia:
pgdata = self.pgdata_content(node.data_dir)
result = node.safe_psql("postgres", "SELECT * FROM t_heap")
node.cleanup()
self.restore_node(backup_dir, 'node', node, options=["-j", "4"])
# Physical comparison
if self.paranoia:
pgdata_restored = self.pgdata_content(node.data_dir, ignore_ptrack=False)
self.compare_pgdata(pgdata, pgdata_restored)
node.start()
# Logical comparison
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self.assertEqual(
result,
node.safe_psql("postgres", "SELECT * FROM t_heap")
)
# Clean after yourself
self.del_test_dir(module_name, fname)
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# @unittest.skip("skip")
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def test_ptrack_stream(self):
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"""make node, make full and ptrack stream backups,
restore them and check data correctness"""
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self.maxDiff = None
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
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set_replication=True,
initdb_params=['--data-checksums'],
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pg_options={
'wal_level': 'replica',
'max_wal_senders': '2',
'checkpoint_timeout': '30s',
'ptrack_enable': 'on',
'autovacuum': 'off'
}
)
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self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
node.start()
# FULL BACKUP
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node.safe_psql("postgres", "create sequence t_seq")
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node.safe_psql(
"postgres",
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"create table t_heap as select i as id, nextval('t_seq')"
" as t_seq, md5(i::text) as text, md5(i::text)::tsvector"
" as tsvector from generate_series(0,100) i"
)
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full_result = node.safe_psql("postgres", "SELECT * FROM t_heap")
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full_backup_id = self.backup_node(
backup_dir, 'node', node, options=['--stream'])
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# PTRACK BACKUP
node.safe_psql(
"postgres",
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"insert into t_heap select i as id, nextval('t_seq') as t_seq,"
" md5(i::text) as text, md5(i::text)::tsvector as tsvector"
" from generate_series(100,200) i"
)
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ptrack_result = node.safe_psql("postgres", "SELECT * FROM t_heap")
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ptrack_backup_id = self.backup_node(
backup_dir, 'node',
node, backup_type='ptrack',
options=['--stream', '--log-level-file=verbose']
)
if self.paranoia:
pgdata = self.pgdata_content(node.data_dir)
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# Drop Node
node.cleanup()
# Restore and check full backup
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self.assertIn(
"INFO: Restore of backup {0} completed.".format(full_backup_id),
self.restore_node(
backup_dir, 'node', node,
backup_id=full_backup_id,
options=["-j", "4", "--recovery-target-action=promote"]
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),
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(self.output), self.cmd)
)
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node.start()
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while node.safe_psql(
"postgres", "select pg_is_in_recovery()") == 't\n':
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time.sleep(1)
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full_result_new = node.safe_psql("postgres", "SELECT * FROM t_heap")
self.assertEqual(full_result, full_result_new)
node.cleanup()
# Restore and check ptrack backup
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self.assertIn(
"INFO: Restore of backup {0} completed.".format(ptrack_backup_id),
self.restore_node(
backup_dir, 'node', node,
backup_id=ptrack_backup_id,
options=["-j", "4", "--recovery-target-action=promote"]
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),
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(self.output), self.cmd)
)
if self.paranoia:
pgdata_restored = self.pgdata_content(node.data_dir, ignore_ptrack=False)
self.compare_pgdata(pgdata, pgdata_restored)
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node.start()
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while node.safe_psql(
"postgres", "select pg_is_in_recovery()") == 't\n':
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time.sleep(1)
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ptrack_result_new = node.safe_psql("postgres", "SELECT * FROM t_heap")
self.assertEqual(ptrack_result, ptrack_result_new)
# Clean after yourself
self.del_test_dir(module_name, fname)
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# @unittest.skip("skip")
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def test_ptrack_archive(self):
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"""make archive node, make full and ptrack backups,
check data correctness in restored instance"""
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self.maxDiff = None
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
set_replication=True, initdb_params=['--data-checksums'],
pg_options={
'wal_level': 'replica',
'max_wal_senders': '2',
'checkpoint_timeout': '30s',
'ptrack_enable': 'on',
'autovacuum': 'off'
}
)
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self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node.start()
# FULL BACKUP
node.safe_psql(
"postgres",
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"create table t_heap as"
" select i as id,"
" md5(i::text) as text,"
" md5(i::text)::tsvector as tsvector"
" from generate_series(0,100) i"
)
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full_result = node.safe_psql("postgres", "SELECT * FROM t_heap")
full_backup_id = self.backup_node(backup_dir, 'node', node)
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full_target_time = self.show_pb(
backup_dir, 'node', full_backup_id)['recovery-time']
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# PTRACK BACKUP
node.safe_psql(
"postgres",
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"insert into t_heap select i as id,"
" md5(i::text) as text,"
" md5(i::text)::tsvector as tsvector"
" from generate_series(100,200) i"
)
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ptrack_result = node.safe_psql("postgres", "SELECT * FROM t_heap")
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ptrack_backup_id = self.backup_node(
backup_dir, 'node', node, backup_type='ptrack')
ptrack_target_time = self.show_pb(
backup_dir, 'node', ptrack_backup_id)['recovery-time']
if self.paranoia:
pgdata = self.pgdata_content(node.data_dir)
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# Drop Node
node.cleanup()
# Check full backup
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self.assertIn(
"INFO: Restore of backup {0} completed.".format(full_backup_id),
self.restore_node(
backup_dir, 'node', node,
backup_id=full_backup_id,
options=[
"-j", "4", "--recovery-target-action=promote",
"--time={0}".format(full_target_time)]
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),
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(self.output), self.cmd)
)
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node.start()
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while node.safe_psql(
"postgres", "select pg_is_in_recovery()") == 't\n':
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time.sleep(1)
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full_result_new = node.safe_psql("postgres", "SELECT * FROM t_heap")
self.assertEqual(full_result, full_result_new)
node.cleanup()
# Check ptrack backup
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self.assertIn(
"INFO: Restore of backup {0} completed.".format(ptrack_backup_id),
self.restore_node(
backup_dir, 'node', node,
backup_id=ptrack_backup_id,
options=[
"-j", "4",
"--time={0}".format(ptrack_target_time),
"--recovery-target-action=promote"]
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),
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(self.output), self.cmd)
)
if self.paranoia:
pgdata_restored = self.pgdata_content(node.data_dir, ignore_ptrack=False)
self.compare_pgdata(pgdata, pgdata_restored)
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node.start()
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while node.safe_psql(
"postgres", "select pg_is_in_recovery()") == 't\n':
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time.sleep(1)
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ptrack_result_new = node.safe_psql("postgres", "SELECT * FROM t_heap")
self.assertEqual(ptrack_result, ptrack_result_new)
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node.cleanup()
# Clean after yourself
self.del_test_dir(module_name, fname)
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# @unittest.skip("skip")
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def test_ptrack_pgpro417(self):
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"""Make node, take full backup, take ptrack backup,
delete ptrack backup. Try to take ptrack backup,
which should fail"""
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self.maxDiff = None
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
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set_replication=True,
initdb_params=['--data-checksums'],
pg_options={
'wal_level':
'replica',
'max_wal_senders': '2',
'checkpoint_timeout': '30s',
'ptrack_enable': 'on',
'autovacuum': 'off'}
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)
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
node.start()
# FULL BACKUP
node.safe_psql(
"postgres",
"create table t_heap as select i as id, md5(i::text) as text, "
"md5(i::text)::tsvector as tsvector from generate_series(0,100) i")
node.safe_psql(
"postgres",
"SELECT * FROM t_heap")
backup_id = self.backup_node(
backup_dir, 'node', node,
backup_type='full', options=["--stream"])
start_lsn_full = self.show_pb(
backup_dir, 'node', backup_id)['start-lsn']
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# PTRACK BACKUP
node.safe_psql(
"postgres",
"insert into t_heap select i as id, md5(i::text) as text, "
"md5(i::text)::tsvector as tsvector "
"from generate_series(100,200) i")
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node.safe_psql("postgres", "SELECT * FROM t_heap")
backup_id = self.backup_node(
backup_dir, 'node', node,
backup_type='ptrack', options=["--stream"])
start_lsn_ptrack = self.show_pb(
backup_dir, 'node', backup_id)['start-lsn']
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self.delete_pb(backup_dir, 'node', backup_id)
# SECOND PTRACK BACKUP
node.safe_psql(
"postgres",
"insert into t_heap select i as id, md5(i::text) as text, "
"md5(i::text)::tsvector as tsvector "
"from generate_series(200,300) i")
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try:
self.backup_node(
backup_dir, 'node', node,
backup_type='ptrack', options=["--stream"])
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# we should die here because exception is what we expect to happen
self.assertEqual(
1, 0,
"Expecting Error because of LSN mismatch from ptrack_control "
"and previous backup start_lsn.\n"
" Output: {0} \n CMD: {1}".format(repr(self.output), self.cmd))
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except ProbackupException as e:
self.assertTrue(
'ERROR: LSN from ptrack_control' in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
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# Clean after yourself
self.del_test_dir(module_name, fname)
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# @unittest.skip("skip")
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def test_page_pgpro417(self):
"""Make archive node, take full backup, take page backup, delete page backup. Try to take ptrack backup, which should fail"""
self.maxDiff = None
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
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set_replication=True,
initdb_params=['--data-checksums'],
pg_options={
'wal_level': 'replica',
'max_wal_senders': '2',
'checkpoint_timeout': '30s',
'ptrack_enable': 'on',
'autovacuum': 'off'}
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)
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node.start()
# FULL BACKUP
node.safe_psql(
"postgres",
"create table t_heap as select i as id, md5(i::text) as text, "
"md5(i::text)::tsvector as tsvector from generate_series(0,100) i")
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node.safe_psql("postgres", "SELECT * FROM t_heap")
self.backup_node(backup_dir, 'node', node)
# PAGE BACKUP
node.safe_psql(
"postgres",
"insert into t_heap select i as id, md5(i::text) as text, "
"md5(i::text)::tsvector as tsvector "
"from generate_series(100,200) i")
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node.safe_psql("postgres", "SELECT * FROM t_heap")
backup_id = self.backup_node(
backup_dir, 'node', node, backup_type='page')
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self.delete_pb(backup_dir, 'node', backup_id)
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# sys.exit(1)
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# PTRACK BACKUP
node.safe_psql(
"postgres",
"insert into t_heap select i as id, md5(i::text) as text, "
"md5(i::text)::tsvector as tsvector "
"from generate_series(200,300) i")
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try:
self.backup_node(backup_dir, 'node', node, backup_type='ptrack')
# we should die here because exception is what we expect to happen
self.assertEqual(
1, 0,
"Expecting Error because of LSN mismatch from ptrack_control "
"and previous backup start_lsn.\n "
"Output: {0}\n CMD: {1}".format(
repr(self.output), self.cmd))
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except ProbackupException as e:
self.assertTrue(
'ERROR: LSN from ptrack_control' in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
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# Clean after yourself
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self.del_test_dir(module_name, fname)
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# @unittest.skip("skip")
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def test_full_pgpro417(self):
"""Make node, take two full backups, delete full second backup. Try to take ptrack backup, which should fail"""
self.maxDiff = None
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
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set_replication=True,
initdb_params=['--data-checksums'],
pg_options={
'wal_level': 'replica',
'max_wal_senders': '2',
'checkpoint_timeout': '30s',
'ptrack_enable': 'on', 'autovacuum': 'off'
}
)
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self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
node.start()
# FULL BACKUP
node.safe_psql(
"postgres",
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"create table t_heap as select i as id, md5(i::text) as text,"
" md5(i::text)::tsvector as tsvector "
" from generate_series(0,100) i"
)
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node.safe_psql("postgres", "SELECT * FROM t_heap")
self.backup_node(backup_dir, 'node', node, options=["--stream"])
# SECOND FULL BACKUP
node.safe_psql(
"postgres",
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"insert into t_heap select i as id, md5(i::text) as text,"
" md5(i::text)::tsvector as tsvector"
" from generate_series(100,200) i"
)
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node.safe_psql("postgres", "SELECT * FROM t_heap")
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backup_id = self.backup_node(
backup_dir, 'node', node, options=["--stream"])
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self.delete_pb(backup_dir, 'node', backup_id)
# PTRACK BACKUP
node.safe_psql(
"postgres",
"insert into t_heap select i as id, md5(i::text) as text, "
"md5(i::text)::tsvector as tsvector "
"from generate_series(200,300) i")
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try:
self.backup_node(
backup_dir, 'node', node,
backup_type='ptrack', options=["--stream"])
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# we should die here because exception is what we expect to happen
self.assertEqual(
1, 0,
"Expecting Error because of LSN mismatch from ptrack_control "
"and previous backup start_lsn.\n "
"Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd)
)
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except ProbackupException as e:
self.assertTrue(
"ERROR: LSN from ptrack_control" in e.message and
"Create new full backup before "
"an incremental one" in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
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# Clean after yourself
self.del_test_dir(module_name, fname)
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# @unittest.skip("skip")
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def test_create_db(self):
"""Make node, take full backup, create database db1, take ptrack backup, restore database and check it presense"""
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self.maxDiff = None
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
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set_replication=True,
initdb_params=['--data-checksums'],
pg_options={
'wal_level': 'replica',
'max_wal_size': '10GB',
'max_wal_senders': '2',
'checkpoint_timeout': '5min',
'ptrack_enable': 'on',
'autovacuum': 'off'
}
)
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self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
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self.set_archiving(backup_dir, 'node', node)
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node.start()
# FULL BACKUP
node.safe_psql(
"postgres",
"create table t_heap as select i as id, md5(i::text) as text, "
"md5(i::text)::tsvector as tsvector from generate_series(0,100) i")
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node.safe_psql("postgres", "SELECT * FROM t_heap")
self.backup_node(
backup_dir, 'node', node,
options=["--stream", "--log-level-file=verbose"])
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# CREATE DATABASE DB1
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node.safe_psql("postgres", "create database db1")
node.safe_psql(
"db1",
"create table t_heap as select i as id, md5(i::text) as text, "
"md5(i::text)::tsvector as tsvector from generate_series(0,100) i")
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# PTRACK BACKUP
backup_id = self.backup_node(
backup_dir, 'node', node,
backup_type='ptrack',
options=["--stream", "--log-level-file=verbose"]
)
if self.paranoia:
pgdata = self.pgdata_content(node.data_dir)
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# RESTORE
node_restored = self.make_simple_node(
base_dir="{0}/{1}/node_restored".format(module_name, fname)
)
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node_restored.cleanup()
self.restore_node(
backup_dir, 'node', node_restored,
backup_id=backup_id, options=["-j", "4"])
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# COMPARE PHYSICAL CONTENT
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if self.paranoia:
pgdata_restored = self.pgdata_content(node_restored.data_dir, ignore_ptrack=False)
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self.compare_pgdata(pgdata, pgdata_restored)
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# START RESTORED NODE
node_restored.append_conf(
"postgresql.auto.conf", "port = {0}".format(node_restored.port))
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node_restored.start()
# DROP DATABASE DB1
node.safe_psql(
"postgres", "drop database db1")
# SECOND PTRACK BACKUP
backup_id = self.backup_node(
backup_dir, 'node', node,
backup_type='ptrack', options=["--stream"]
)
if self.paranoia:
pgdata = self.pgdata_content(node.data_dir)
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# RESTORE SECOND PTRACK BACKUP
node_restored.cleanup()
self.restore_node(
backup_dir, 'node', node_restored,
backup_id=backup_id, options=["-j", "4"]
)
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# COMPARE PHYSICAL CONTENT
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if self.paranoia:
pgdata_restored = self.pgdata_content(node_restored.data_dir, ignore_ptrack=False)
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self.compare_pgdata(pgdata, pgdata_restored)
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# START RESTORED NODE
node_restored.append_conf(
"postgresql.auto.conf", "port = {0}".format(node_restored.port))
node_restored.start()
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try:
node_restored.safe_psql('db1', 'select 1')
# we should die here because exception is what we expect to happen
self.assertEqual(
1, 0,
"Expecting Error because we are connecting to deleted database"
"\n Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd)
)
except QueryException as e:
self.assertTrue(
'FATAL: database "db1" does not exist' in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd)
)
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# Clean after yourself
self.del_test_dir(module_name, fname)
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# @unittest.skip("skip")
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def test_alter_table_set_tablespace_ptrack(self):
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"""Make node, create tablespace with table, take full backup,
alter tablespace location, take ptrack backup, restore database."""
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fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
set_replication=True, initdb_params=['--data-checksums'],
pg_options={
'wal_level': 'replica',
'max_wal_senders': '2',
'checkpoint_timeout': '30s',
'ptrack_enable': 'on',
'autovacuum': 'off'
}
)
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self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
node.start()
# FULL BACKUP
self.create_tblspace_in_node(node, 'somedata')
node.safe_psql(
"postgres",
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"create table t_heap tablespace somedata as select i as id,"
" md5(i::text) as text, md5(i::text)::tsvector as tsvector"
" from generate_series(0,100) i"
)
# FULL backup
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self.backup_node(backup_dir, 'node', node, options=["--stream"])
# ALTER TABLESPACE
self.create_tblspace_in_node(node, 'somedata_new')
node.safe_psql(
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"postgres",
"alter table t_heap set tablespace somedata_new"
)
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# sys.exit(1)
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# PTRACK BACKUP
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result = node.safe_psql(
"postgres", "select * from t_heap")
self.backup_node(
backup_dir, 'node', node,
backup_type='ptrack',
options=["--stream", "--log-level-file=verbose"]
)
if self.paranoia:
pgdata = self.pgdata_content(node.data_dir)
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# node.stop()
# node.cleanup()
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# RESTORE
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node_restored = self.make_simple_node(
base_dir="{0}/{1}/node_restored".format(module_name, fname)
)
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node_restored.cleanup()
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self.restore_node(
backup_dir, 'node', node_restored,
options=[
"-j", "4",
"-T", "{0}={1}".format(
self.get_tblspace_path(node, 'somedata'),
self.get_tblspace_path(node_restored, 'somedata')
),
"-T", "{0}={1}".format(
self.get_tblspace_path(node, 'somedata_new'),
self.get_tblspace_path(node_restored, 'somedata_new')
),
"--recovery-target-action=promote"
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]
)
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# GET RESTORED PGDATA AND COMPARE
if self.paranoia:
pgdata_restored = self.pgdata_content(node_restored.data_dir, ignore_ptrack=False)
self.compare_pgdata(pgdata, pgdata_restored)
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# START RESTORED NODE
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node_restored.append_conf(
'postgresql.auto.conf', 'port = {0}'.format(node_restored.port))
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node_restored.start()
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while node_restored.safe_psql(
"postgres", "select pg_is_in_recovery()") == 't\n':
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time.sleep(1)
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result_new = node_restored.safe_psql(
"postgres", "select * from t_heap")
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self.assertEqual(result, result_new, 'lost some data after restore')
# Clean after yourself
self.del_test_dir(module_name, fname)
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# @unittest.skip("skip")
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def test_alter_database_set_tablespace_ptrack(self):
"""Make node, create tablespace with database,"
" take full backup, alter tablespace location,"
" take ptrack backup, restore database."""
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self.maxDiff = None
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
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set_replication=True,
initdb_params=['--data-checksums'],
pg_options={
'wal_level': 'replica',
'max_wal_senders': '2',
'checkpoint_timeout': '30s',
'ptrack_enable': 'on',
'autovacuum': 'off'}
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)
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
node.start()
# FULL BACKUP
self.backup_node(backup_dir, 'node', node, options=["--stream"])
# CREATE TABLESPACE
self.create_tblspace_in_node(node, 'somedata')
# ALTER DATABASE
node.safe_psql(
"template1",
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"alter database postgres set tablespace somedata")
# PTRACK BACKUP
self.backup_node(
backup_dir, 'node', node, backup_type='ptrack',
options=["--stream", '--log-level-file=verbose'])
if self.paranoia:
pgdata = self.pgdata_content(node.data_dir)
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node.stop()
# RESTORE
node_restored = self.make_simple_node(
base_dir="{0}/{1}/node_restored".format(module_name, fname))
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node_restored.cleanup()
self.restore_node(
backup_dir, 'node',
node_restored,
options=[
"-j", "4",
"-T", "{0}={1}".format(
self.get_tblspace_path(node, 'somedata'),
self.get_tblspace_path(node_restored, 'somedata'))])
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# GET PHYSICAL CONTENT and COMPARE PHYSICAL CONTENT
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if self.paranoia:
pgdata_restored = self.pgdata_content(node_restored.data_dir, ignore_ptrack=False)
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self.compare_pgdata(pgdata, pgdata_restored)
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# START RESTORED NODE
node_restored.start()
# Clean after yourself
self.del_test_dir(module_name, fname)
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# @unittest.skip("skip")
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def test_drop_tablespace(self):
"""Make node, create table, alter table tablespace, take ptrack backup, move table from tablespace, take ptrack backup"""
self.maxDiff = None
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
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set_replication=True,
initdb_params=['--data-checksums'],
pg_options={
'wal_level': 'replica',
'max_wal_senders': '2',
'checkpoint_timeout': '30s',
'ptrack_enable': 'on',
'autovacuum': 'off'}
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)
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
node.start()
self.create_tblspace_in_node(node, 'somedata')
# CREATE TABLE
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node.safe_psql(
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"postgres",
"create table t_heap as select i as id, md5(i::text) as text, "
"md5(i::text)::tsvector as tsvector from generate_series(0,100) i")
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result = node.safe_psql("postgres", "select * from t_heap")
# FULL BACKUP
self.backup_node(backup_dir, 'node', node, options=["--stream"])
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# Move table to tablespace 'somedata'
node.safe_psql(
"postgres", "alter table t_heap set tablespace somedata")
# PTRACK BACKUP
self.backup_node(
backup_dir, 'node', node,
backup_type='ptrack', options=["--stream"])
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# Move table back to default tablespace
node.safe_psql(
"postgres", "alter table t_heap set tablespace pg_default")
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# SECOND PTRACK BACKUP
self.backup_node(
backup_dir, 'node', node,
backup_type='ptrack', options=["--stream"])
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# DROP TABLESPACE 'somedata'
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node.safe_psql(
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"postgres", "drop tablespace somedata")
# THIRD PTRACK BACKUP
self.backup_node(
backup_dir, 'node', node,
backup_type='ptrack', options=["--stream"])
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tblspace = self.get_tblspace_path(node, 'somedata')
node.cleanup()
shutil.rmtree(tblspace, ignore_errors=True)
self.restore_node(backup_dir, 'node', node, options=["-j", "4"])
node.start()
tblspc_exist = node.safe_psql(
"postgres",
"select exists(select 1 from "
"pg_tablespace where spcname = 'somedata')")
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if tblspc_exist.rstrip() == 't':
self.assertEqual(
1, 0,
"Expecting Error because "
"tablespace 'somedata' should not be present")
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result_new = node.safe_psql("postgres", "select * from t_heap")
self.assertEqual(result, result_new)
# Clean after yourself
self.del_test_dir(module_name, fname)
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# @unittest.skip("skip")
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def test_ptrack_alter_tablespace(self):
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"""Make node, create table, alter table tablespace, take ptrack backup, move table from tablespace, take ptrack backup"""
self.maxDiff = None
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
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set_replication=True,
initdb_params=['--data-checksums'],
pg_options={
'wal_level': 'replica', 'max_wal_senders': '2',
'checkpoint_timeout': '30s', 'ptrack_enable': 'on',
'autovacuum': 'off'}
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)
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
node.start()
self.create_tblspace_in_node(node, 'somedata')
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tblspc_path = self.get_tblspace_path(node, 'somedata')
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# CREATE TABLE
node.safe_psql(
"postgres",
"create table t_heap as select i as id, md5(i::text) as text, "
"md5(i::text)::tsvector as tsvector from generate_series(0,100) i")
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result = node.safe_psql("postgres", "select * from t_heap")
# FULL BACKUP
self.backup_node(backup_dir, 'node', node, options=["--stream"])
# Move table to separate tablespace
node.safe_psql(
"postgres", "alter table t_heap set tablespace somedata")
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# GET LOGICAL CONTENT FROM NODE
result = node.safe_psql("postgres", "select * from t_heap")
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# FIRTS PTRACK BACKUP
self.backup_node(
backup_dir, 'node', node, backup_type='ptrack',
options=["--stream", "--log-level-file=verbose"])
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# GET PHYSICAL CONTENT FROM NODE
if self.paranoia:
pgdata = self.pgdata_content(node.data_dir)
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# Restore ptrack backup
restored_node = self.make_simple_node(
base_dir="{0}/{1}/restored_node".format(module_name, fname))
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restored_node.cleanup()
tblspc_path_new = self.get_tblspace_path(
restored_node, 'somedata_restored')
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self.restore_node(backup_dir, 'node', restored_node, options=[
"-j", "4", "-T", "{0}={1}".format(tblspc_path, tblspc_path_new),
"--recovery-target-action=promote"])
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# GET PHYSICAL CONTENT FROM RESTORED NODE and COMPARE PHYSICAL CONTENT
if self.paranoia:
pgdata_restored = self.pgdata_content(restored_node.data_dir, ignore_ptrack=False)
self.compare_pgdata(pgdata, pgdata_restored)
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# START RESTORED NODE
restored_node.append_conf(
"postgresql.auto.conf", "port = {0}".format(restored_node.port))
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restored_node.start()
while restored_node.safe_psql(
"postgres", "select pg_is_in_recovery()") == 't\n':
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time.sleep(1)
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# COMPARE LOGICAL CONTENT
result_new = restored_node.safe_psql(
"postgres", "select * from t_heap")
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self.assertEqual(result, result_new)
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restored_node.cleanup()
shutil.rmtree(tblspc_path_new, ignore_errors=True)
# Move table to default tablespace
node.safe_psql(
"postgres", "alter table t_heap set tablespace pg_default")
# SECOND PTRACK BACKUP
self.backup_node(
backup_dir, 'node', node, backup_type='ptrack',
options=["--stream", "--log-level-file=verbose"])
if self.paranoia:
pgdata = self.pgdata_content(node.data_dir)
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# Restore second ptrack backup and check table consistency
self.restore_node(backup_dir, 'node', restored_node, options=[
"-j", "4", "-T", "{0}={1}".format(tblspc_path, tblspc_path_new),
"--recovery-target-action=promote"])
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# GET PHYSICAL CONTENT FROM RESTORED NODE and COMPARE PHYSICAL CONTENT
if self.paranoia:
pgdata_restored = self.pgdata_content(restored_node.data_dir, ignore_ptrack=False)
self.compare_pgdata(pgdata, pgdata_restored)
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# START RESTORED NODE
restored_node.append_conf(
"postgresql.auto.conf", "port = {0}".format(restored_node.port))
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restored_node.start()
while restored_node.safe_psql(
"postgres",
"select pg_is_in_recovery()") == 't\n':
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time.sleep(1)
result_new = restored_node.safe_psql(
"postgres", "select * from t_heap")
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self.assertEqual(result, result_new)
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# Clean after yourself
self.del_test_dir(module_name, fname)
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# @unittest.skip("skip")
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def test_ptrack_multiple_segments(self):
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"""Make node, create table, alter table tablespace, take ptrack backup, move table from tablespace, take ptrack backup"""
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
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set_replication=True,
initdb_params=['--data-checksums'],
pg_options={
'wal_level': 'replica', 'max_wal_senders': '2',
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'ptrack_enable': 'on', 'fsync': 'off', 'shared_buffers': '128MB',
'maintenance_work_mem': '1GB', 'autovacuum': 'off',
'full_page_writes': 'off'}
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)
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
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node.start()
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self.create_tblspace_in_node(node, 'somedata')
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# CREATE TABLE
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node.pgbench_init(scale=100, options=['--tablespace=somedata'])
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# FULL BACKUP
self.backup_node(backup_dir, 'node', node)
# PTRACK STUFF
idx_ptrack = {'type': 'heap'}
idx_ptrack['path'] = self.get_fork_path(node, 'pgbench_accounts')
idx_ptrack['old_size'] = self.get_fork_size(node, 'pgbench_accounts')
idx_ptrack['old_pages'] = self.get_md5_per_page_for_fork(
idx_ptrack['path'], idx_ptrack['old_size'])
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pgbench = node.pgbench(options=['-T', '150', '-c', '2', '--no-vacuum'])
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pgbench.wait()
node.safe_psql("postgres", "checkpoint")
idx_ptrack['new_size'] = self.get_fork_size(
node,
'pgbench_accounts'
)
idx_ptrack['new_pages'] = self.get_md5_per_page_for_fork(
idx_ptrack['path'],
idx_ptrack['new_size']
)
idx_ptrack['ptrack'] = self.get_ptrack_bits_per_page_for_fork(
node,
idx_ptrack['path']
)
self.check_ptrack_sanity(idx_ptrack)
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# GET LOGICAL CONTENT FROM NODE
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result = node.safe_psql("postgres", "select * from pgbench_accounts")
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# FIRTS PTRACK BACKUP
self.backup_node(
backup_dir, 'node', node, backup_type='ptrack',
options=["--log-level-file=verbose"]
)
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# GET PHYSICAL CONTENT FROM NODE
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pgdata = self.pgdata_content(node.data_dir)
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# RESTORE NODE
restored_node = self.make_simple_node(
base_dir="{0}/{1}/restored_node".format(module_name, fname))
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restored_node.cleanup()
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tblspc_path = self.get_tblspace_path(node, 'somedata')
tblspc_path_new = self.get_tblspace_path(
restored_node,
'somedata_restored'
)
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self.restore_node(backup_dir, 'node', restored_node, options=[
"-j", "4", "-T", "{0}={1}".format(tblspc_path, tblspc_path_new),
"--recovery-target-action=promote"])
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# GET PHYSICAL CONTENT FROM NODE_RESTORED
if self.paranoia:
pgdata_restored = self.pgdata_content(restored_node.data_dir, ignore_ptrack=False)
self.compare_pgdata(pgdata, pgdata_restored)
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# START RESTORED NODE
restored_node.append_conf(
"postgresql.auto.conf", "port = {0}".format(restored_node.port))
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restored_node.start()
while restored_node.safe_psql(
"postgres",
"select pg_is_in_recovery()") == 't\n':
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time.sleep(1)
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result_new = restored_node.safe_psql(
"postgres",
"select * from pgbench_accounts"
)
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# COMPARE RESTORED FILES
self.assertEqual(result, result_new, 'data is lost')
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# Clean after yourself
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self.del_test_dir(module_name, fname)
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# @unittest.skip("skip")
# @unittest.expectedFailure
def test_atexit_fail(self):
"""
Take backups of every available types and check that PTRACK is clean
"""
fname = self.id().split('.')[3]
node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
set_replication=True,
initdb_params=['--data-checksums'],
pg_options={
'ptrack_enable': 'on',
'wal_level': 'replica',
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'max_wal_senders': '2',
'max_connections': '15'})
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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.start()
# Take FULL backup to clean every ptrack
self.backup_node(
backup_dir, 'node', node, options=['--stream'])
try:
self.backup_node(
backup_dir, 'node', node, backup_type='ptrack',
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options=["--stream", "-j 30"]
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)
# we should die here because exception is what we expect to happen
self.assertEqual(
1, 0,
"Expecting Error because we are opening too many connections"
"\n Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd)
)
except ProbackupException as e:
self.assertIn(
'setting its status to ERROR',
e.message,
'\n Unexpected Error Message: {0}\n'
' CMD: {1}'.format(repr(e.message), self.cmd)
)
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self.assertEqual(
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node.safe_psql(
"postgres",
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"select * from pg_is_in_backup()").rstrip(),
"f")
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# Clean after yourself
self.del_test_dir(module_name, fname)