import os import unittest from .helpers.ptrack_helpers import ProbackupTest, ProbackupException import subprocess from datetime import datetime import sys from time import sleep from datetime import datetime, timedelta import hashlib module_name = 'restore' class RestoreTest(ProbackupTest, unittest.TestCase): # @unittest.skip("skip") # @unittest.expectedFailure def test_restore_full_to_latest(self): """recovery to latest from full backup""" 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=2) pgbench = node.pgbench( stdout=subprocess.PIPE, stderr=subprocess.STDOUT) pgbench.wait() pgbench.stdout.close() before = node.execute("postgres", "SELECT * FROM pgbench_branches") backup_id = self.backup_node(backup_dir, 'node', node) node.stop() node.cleanup() # 1 - Test recovery from latest self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node, options=["-j", "4", "--recovery-target-action=promote"]), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) # 2 - Test that recovery.conf was created recovery_conf = os.path.join(node.data_dir, "recovery.conf") self.assertEqual(os.path.isfile(recovery_conf), True) node.slow_start() after = node.execute("postgres", "SELECT * FROM pgbench_branches") self.assertEqual(before, after) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_restore_full_page_to_latest(self): """recovery to latest from full + page backups""" 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=2) self.backup_node(backup_dir, 'node', node) pgbench = node.pgbench( stdout=subprocess.PIPE, stderr=subprocess.STDOUT) pgbench.wait() pgbench.stdout.close() backup_id = self.backup_node( backup_dir, 'node', node, backup_type="page") before = node.execute("postgres", "SELECT * FROM pgbench_branches") node.stop() node.cleanup() self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node, options=["-j", "4", "--recovery-target-action=promote"]), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) node.slow_start() after = node.execute("postgres", "SELECT * FROM pgbench_branches") self.assertEqual(before, after) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_restore_to_specific_timeline(self): """recovery to target timeline""" 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=2) before = node.execute("postgres", "SELECT * FROM pgbench_branches") backup_id = self.backup_node(backup_dir, 'node', node) target_tli = int( node.get_control_data()["Latest checkpoint's TimeLineID"]) node.stop() node.cleanup() self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node, options=["-j", "4", "--recovery-target-action=promote"]), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) node.slow_start() pgbench = node.pgbench( stdout=subprocess.PIPE, stderr=subprocess.STDOUT, options=['-T', '10', '-c', '2', '--no-vacuum']) pgbench.wait() pgbench.stdout.close() self.backup_node(backup_dir, 'node', node) node.stop() node.cleanup() # Correct Backup must be choosen for restore self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node, options=[ "-j", "4", "--timeline={0}".format(target_tli), "--recovery-target-action=promote"] ), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) recovery_target_timeline = self.get_recovery_conf( node)["recovery_target_timeline"] self.assertEqual(int(recovery_target_timeline), target_tli) node.slow_start() after = node.execute("postgres", "SELECT * FROM pgbench_branches") self.assertEqual(before, after) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_restore_to_time(self): """recovery to target time""" 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.append_conf("postgresql.auto.conf", "TimeZone = Europe/Moscow") node.slow_start() node.pgbench_init(scale=2) before = node.execute("postgres", "SELECT * FROM pgbench_branches") backup_id = self.backup_node(backup_dir, 'node', node) target_time = datetime.now().strftime("%Y-%m-%d %H:%M:%S") pgbench = node.pgbench( stdout=subprocess.PIPE, stderr=subprocess.STDOUT) pgbench.wait() pgbench.stdout.close() node.stop() node.cleanup() self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node, options=[ "-j", "4", '--time={0}'.format(target_time), "--recovery-target-action=promote" ] ), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) node.slow_start() after = node.execute("postgres", "SELECT * FROM pgbench_branches") self.assertEqual(before, after) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_restore_to_xid_inclusive(self): """recovery to target xid""" 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=2) with node.connect("postgres") as con: con.execute("CREATE TABLE tbl0005 (a text)") con.commit() backup_id = self.backup_node(backup_dir, 'node', node) pgbench = node.pgbench( stdout=subprocess.PIPE, stderr=subprocess.STDOUT) pgbench.wait() pgbench.stdout.close() before = node.safe_psql("postgres", "SELECT * FROM pgbench_branches") with node.connect("postgres") as con: res = con.execute("INSERT INTO tbl0005 VALUES ('inserted') RETURNING (xmin)") con.commit() target_xid = res[0][0] pgbench = node.pgbench( stdout=subprocess.PIPE, stderr=subprocess.STDOUT) pgbench.wait() pgbench.stdout.close() node.stop() node.cleanup() self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node, options=[ "-j", "4", '--xid={0}'.format(target_xid), "--recovery-target-action=promote"] ), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) node.slow_start() after = node.safe_psql("postgres", "SELECT * FROM pgbench_branches") self.assertEqual(before, after) self.assertEqual( len(node.execute("postgres", "SELECT * FROM tbl0005")), 1) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_restore_to_xid_not_inclusive(self): """recovery with target inclusive false""" 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=2) with node.connect("postgres") as con: con.execute("CREATE TABLE tbl0005 (a text)") con.commit() backup_id = self.backup_node(backup_dir, 'node', node) pgbench = node.pgbench( stdout=subprocess.PIPE, stderr=subprocess.STDOUT) pgbench.wait() pgbench.stdout.close() before = node.execute("postgres", "SELECT * FROM pgbench_branches") with node.connect("postgres") as con: result = con.execute("INSERT INTO tbl0005 VALUES ('inserted') RETURNING (xmin)") con.commit() target_xid = result[0][0] pgbench = node.pgbench( stdout=subprocess.PIPE, stderr=subprocess.STDOUT) pgbench.wait() pgbench.stdout.close() node.stop() node.cleanup() self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node, options=[ "-j", "4", '--xid={0}'.format(target_xid), "--inclusive=false", "--recovery-target-action=promote"]), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) node.slow_start() after = node.execute("postgres", "SELECT * FROM pgbench_branches") self.assertEqual(before, after) self.assertEqual( len(node.execute("postgres", "SELECT * FROM tbl0005")), 0) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_restore_to_lsn_inclusive(self): """recovery to target lsn""" fname = self.id().split('.')[3] node = self.make_simple_node( base_dir=os.path.join(module_name, fname, 'node'), initdb_params=['--data-checksums']) if self.get_version(node) < self.version_to_num('10.0'): self.del_test_dir(module_name, fname) return 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=2) with node.connect("postgres") as con: con.execute("CREATE TABLE tbl0005 (a int)") con.commit() backup_id = self.backup_node(backup_dir, 'node', node) pgbench = node.pgbench( stdout=subprocess.PIPE, stderr=subprocess.STDOUT) pgbench.wait() pgbench.stdout.close() before = node.safe_psql("postgres", "SELECT * FROM pgbench_branches") with node.connect("postgres") as con: con.execute("INSERT INTO tbl0005 VALUES (1)") con.commit() res = con.execute("SELECT pg_current_wal_lsn()") con.commit() con.execute("INSERT INTO tbl0005 VALUES (2)") con.commit() xlogid, xrecoff = res[0][0].split('/') xrecoff = hex(int(xrecoff, 16) + 1)[2:] target_lsn = "{0}/{1}".format(xlogid, xrecoff) pgbench = node.pgbench( stdout=subprocess.PIPE, stderr=subprocess.STDOUT) pgbench.wait() pgbench.stdout.close() node.stop() node.cleanup() self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node, options=[ "-j", "4", '--lsn={0}'.format(target_lsn), "--recovery-target-action=promote"] ), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) node.slow_start() after = node.safe_psql("postgres", "SELECT * FROM pgbench_branches") self.assertEqual(before, after) self.assertEqual( len(node.execute("postgres", "SELECT * FROM tbl0005")), 2) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_restore_to_lsn_not_inclusive(self): """recovery to target lsn""" fname = self.id().split('.')[3] node = self.make_simple_node( base_dir=os.path.join(module_name, fname, 'node'), initdb_params=['--data-checksums']) if self.get_version(node) < self.version_to_num('10.0'): self.del_test_dir(module_name, fname) return 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=2) with node.connect("postgres") as con: con.execute("CREATE TABLE tbl0005 (a int)") con.commit() backup_id = self.backup_node(backup_dir, 'node', node) pgbench = node.pgbench( stdout=subprocess.PIPE, stderr=subprocess.STDOUT) pgbench.wait() pgbench.stdout.close() before = node.safe_psql("postgres", "SELECT * FROM pgbench_branches") with node.connect("postgres") as con: con.execute("INSERT INTO tbl0005 VALUES (1)") con.commit() res = con.execute("SELECT pg_current_wal_lsn()") con.commit() con.execute("INSERT INTO tbl0005 VALUES (2)") con.commit() xlogid, xrecoff = res[0][0].split('/') xrecoff = hex(int(xrecoff, 16) + 1)[2:] target_lsn = "{0}/{1}".format(xlogid, xrecoff) pgbench = node.pgbench( stdout=subprocess.PIPE, stderr=subprocess.STDOUT) pgbench.wait() pgbench.stdout.close() node.stop() node.cleanup() self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node, options=[ "--inclusive=false", "-j", "4", '--lsn={0}'.format(target_lsn), "--recovery-target-action=promote"] ), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) node.slow_start() after = node.safe_psql("postgres", "SELECT * FROM pgbench_branches") self.assertEqual(before, after) self.assertEqual( len(node.execute("postgres", "SELECT * FROM tbl0005")), 1) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_restore_full_ptrack_archive(self): """recovery to latest from archive full+ptrack backups""" fname = self.id().split('.')[3] node = self.make_simple_node( base_dir=os.path.join(module_name, fname, 'node'), initdb_params=['--data-checksums'], pg_options={'ptrack_enable': 'on'}) backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup') self.init_pb(backup_dir) self.add_instance(backup_dir, 'node', node) self.set_archiving(backup_dir, 'node', node) node.slow_start() node.pgbench_init(scale=2) self.backup_node(backup_dir, 'node', node) pgbench = node.pgbench( stdout=subprocess.PIPE, stderr=subprocess.STDOUT) pgbench.wait() pgbench.stdout.close() backup_id = self.backup_node( backup_dir, 'node', node, backup_type="ptrack") before = node.execute("postgres", "SELECT * FROM pgbench_branches") node.stop() node.cleanup() self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node, options=[ "-j", "4", "--recovery-target-action=promote"]), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) node.slow_start() after = node.execute("postgres", "SELECT * FROM pgbench_branches") self.assertEqual(before, after) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_restore_ptrack(self): """recovery to latest from archive full+ptrack+ptrack backups""" fname = self.id().split('.')[3] node = self.make_simple_node( base_dir=os.path.join(module_name, fname, 'node'), initdb_params=['--data-checksums'], pg_options={'ptrack_enable': 'on'}) backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup') self.init_pb(backup_dir) self.add_instance(backup_dir, 'node', node) self.set_archiving(backup_dir, 'node', node) node.slow_start() node.pgbench_init(scale=2) self.backup_node(backup_dir, 'node', node) pgbench = node.pgbench( stdout=subprocess.PIPE, stderr=subprocess.STDOUT) pgbench.wait() pgbench.stdout.close() self.backup_node(backup_dir, 'node', node, backup_type="ptrack") pgbench = node.pgbench( stdout=subprocess.PIPE, stderr=subprocess.STDOUT) pgbench.wait() pgbench.stdout.close() backup_id = self.backup_node( backup_dir, 'node', node, backup_type="ptrack") before = node.execute("postgres", "SELECT * FROM pgbench_branches") node.stop() node.cleanup() self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node, options=[ "-j", "4", "--recovery-target-action=promote"]), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) node.slow_start() after = node.execute("postgres", "SELECT * FROM pgbench_branches") self.assertEqual(before, after) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_restore_full_ptrack_stream(self): """recovery in stream mode to latest from full + ptrack backups""" 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={'ptrack_enable': 'on'}) backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup') self.init_pb(backup_dir) self.add_instance(backup_dir, 'node', node) self.set_archiving(backup_dir, 'node', node) node.slow_start() node.pgbench_init(scale=2) self.backup_node(backup_dir, 'node', node, options=["--stream"]) pgbench = node.pgbench( stdout=subprocess.PIPE, stderr=subprocess.STDOUT) pgbench.wait() pgbench.stdout.close() backup_id = self.backup_node( backup_dir, 'node', node, backup_type="ptrack", options=["--stream"]) before = node.execute("postgres", "SELECT * FROM pgbench_branches") node.stop() node.cleanup() self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node, options=["-j", "4", "--recovery-target-action=promote"]), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) node.slow_start() after = node.execute("postgres", "SELECT * FROM pgbench_branches") self.assertEqual(before, after) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_restore_full_ptrack_under_load(self): """ recovery to latest from full + ptrack backups with loads when ptrack backup do """ 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={ 'ptrack_enable': 'on'}) backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup') self.init_pb(backup_dir) self.add_instance(backup_dir, 'node', node) self.set_archiving(backup_dir, 'node', node) node.slow_start() node.pgbench_init(scale=2) self.backup_node(backup_dir, 'node', node) pgbench = node.pgbench( stdout=subprocess.PIPE, stderr=subprocess.STDOUT, options=["-c", "4", "-T", "8"] ) backup_id = self.backup_node( backup_dir, 'node', node, backup_type="ptrack", options=["--stream"]) pgbench.wait() pgbench.stdout.close() bbalance = node.execute( "postgres", "SELECT sum(bbalance) FROM pgbench_branches") delta = node.execute( "postgres", "SELECT sum(delta) FROM pgbench_history") self.assertEqual(bbalance, delta) node.stop() node.cleanup() self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node, options=["-j", "4", "--recovery-target-action=promote"]), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) node.slow_start() bbalance = node.execute( "postgres", "SELECT sum(bbalance) FROM pgbench_branches") delta = node.execute( "postgres", "SELECT sum(delta) FROM pgbench_history") self.assertEqual(bbalance, delta) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_restore_full_under_load_ptrack(self): """ recovery to latest from full + page backups with loads when full backup do """ 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={ 'ptrack_enable': 'on'}) backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup') self.init_pb(backup_dir) self.add_instance(backup_dir, 'node', node) self.set_archiving(backup_dir, 'node', node) node.slow_start() # wal_segment_size = self.guc_wal_segment_size(node) node.pgbench_init(scale=2) pgbench = node.pgbench( stdout=subprocess.PIPE, stderr=subprocess.STDOUT, options=["-c", "4", "-T", "8"] ) self.backup_node(backup_dir, 'node', node) pgbench.wait() pgbench.stdout.close() backup_id = self.backup_node( backup_dir, 'node', node, backup_type="ptrack", options=["--stream"]) bbalance = node.execute( "postgres", "SELECT sum(bbalance) FROM pgbench_branches") delta = node.execute( "postgres", "SELECT sum(delta) FROM pgbench_history") self.assertEqual(bbalance, delta) node.stop() node.cleanup() # self.wrong_wal_clean(node, wal_segment_size) self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node, options=["-j", "4", "--recovery-target-action=promote"]), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) node.slow_start() bbalance = node.execute( "postgres", "SELECT sum(bbalance) FROM pgbench_branches") delta = node.execute( "postgres", "SELECT sum(delta) FROM pgbench_history") self.assertEqual(bbalance, delta) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_restore_with_tablespace_mapping_1(self): """recovery using tablespace-mapping 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() # Create tablespace tblspc_path = os.path.join(node.base_dir, "tblspc") os.makedirs(tblspc_path) with node.connect("postgres") as con: con.connection.autocommit = True con.execute("CREATE TABLESPACE tblspc LOCATION '%s'" % tblspc_path) con.connection.autocommit = False con.execute("CREATE TABLE test (id int) TABLESPACE tblspc") con.execute("INSERT INTO test VALUES (1)") con.commit() backup_id = self.backup_node(backup_dir, 'node', node) self.assertEqual(self.show_pb(backup_dir, 'node')[0]['status'], "OK") # 1 - Try to restore to existing directory node.stop() try: self.restore_node(backup_dir, 'node', node) # we should die here because exception is what we expect to happen self.assertEqual( 1, 0, "Expecting Error because restore destionation is not empty.\n " "Output: {0} \n CMD: {1}".format( repr(self.output), self.cmd)) except ProbackupException as e: self.assertIn( 'ERROR: restore destination is not empty: "{0}"'.format(node.data_dir), e.message, '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(e.message), self.cmd)) # 2 - Try to restore to existing tablespace directory tblspc_path_tmp = os.path.join(node.base_dir, "tblspc_tmp") os.rename(tblspc_path, tblspc_path_tmp) node.cleanup() os.rename(tblspc_path_tmp, tblspc_path) try: self.restore_node(backup_dir, 'node', node) # we should die here because exception is what we expect to happen self.assertEqual( 1, 0, "Expecting Error because restore tablespace destination is " "not empty.\n Output: {0} \n CMD: {1}".format( repr(self.output), self.cmd)) except ProbackupException as e: self.assertIn( 'ERROR: restore tablespace destination is not empty:', e.message, '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(e.message), self.cmd)) # 3 - Restore using tablespace-mapping to not empty directory tblspc_path_temp = os.path.join(node.base_dir, "tblspc_temp") os.mkdir(tblspc_path_temp) with open(os.path.join(tblspc_path_temp, 'file'), 'w+') as f: f.close() try: self.restore_node( backup_dir, 'node', node, options=["-T", "%s=%s" % (tblspc_path, tblspc_path_temp)]) # we should die here because exception is what we expect to happen self.assertEqual( 1, 0, "Expecting Error because restore tablespace destination is " "not empty.\n Output: {0} \n CMD: {1}".format( repr(self.output), self.cmd)) except ProbackupException as e: self.assertIn( 'ERROR: restore tablespace destination is not empty:', e.message, '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(e.message), self.cmd)) # 4 - Restore using tablespace-mapping tblspc_path_new = os.path.join(node.base_dir, "tblspc_new") self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node, options=[ "-T", "%s=%s" % (tblspc_path, tblspc_path_new), "--recovery-target-action=promote"] ), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) node.slow_start() result = node.execute("postgres", "SELECT id FROM test") self.assertEqual(result[0][0], 1) # 4 - Restore using tablespace-mapping using page backup self.backup_node(backup_dir, 'node', node) with node.connect("postgres") as con: con.execute("INSERT INTO test VALUES (2)") con.commit() backup_id = self.backup_node( backup_dir, 'node', node, backup_type="page") show_pb = self.show_pb(backup_dir, 'node') self.assertEqual(show_pb[1]['status'], "OK") self.assertEqual(show_pb[2]['status'], "OK") node.stop() node.cleanup() tblspc_path_page = os.path.join(node.base_dir, "tblspc_page") self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node, options=[ "-T", "%s=%s" % (tblspc_path_new, tblspc_path_page), "--recovery-target-action=promote"]), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) node.slow_start() result = node.execute("postgres", "SELECT id FROM test OFFSET 1") self.assertEqual(result[0][0], 2) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_restore_with_tablespace_mapping_2(self): """recovery using tablespace-mapping option and page backup""" 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 self.backup_node(backup_dir, 'node', node) self.assertEqual(self.show_pb(backup_dir, 'node')[0]['status'], "OK") # Create tablespace tblspc_path = os.path.join(node.base_dir, "tblspc") os.makedirs(tblspc_path) with node.connect("postgres") as con: con.connection.autocommit = True con.execute("CREATE TABLESPACE tblspc LOCATION '%s'" % tblspc_path) con.connection.autocommit = False con.execute( "CREATE TABLE tbl AS SELECT * " "FROM generate_series(0,3) AS integer") con.commit() # First page backup self.backup_node(backup_dir, 'node', node, backup_type="page") self.assertEqual(self.show_pb(backup_dir, 'node')[1]['status'], "OK") self.assertEqual( self.show_pb(backup_dir, 'node')[1]['backup-mode'], "PAGE") # Create tablespace table with node.connect("postgres") as con: con.connection.autocommit = True con.execute("CHECKPOINT") con.connection.autocommit = False con.execute("CREATE TABLE tbl1 (a int) TABLESPACE tblspc") con.execute( "INSERT INTO tbl1 SELECT * " "FROM generate_series(0,3) AS integer") con.commit() # Second page backup backup_id = self.backup_node( backup_dir, 'node', node, backup_type="page") self.assertEqual(self.show_pb(backup_dir, 'node')[2]['status'], "OK") self.assertEqual( self.show_pb(backup_dir, 'node')[2]['backup-mode'], "PAGE") node.stop() node.cleanup() tblspc_path_new = os.path.join(node.base_dir, "tblspc_new") self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node, options=[ "-T", "%s=%s" % (tblspc_path, tblspc_path_new), "--recovery-target-action=promote"]), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) node.slow_start() count = node.execute("postgres", "SELECT count(*) FROM tbl") self.assertEqual(count[0][0], 4) count = node.execute("postgres", "SELECT count(*) FROM tbl1") self.assertEqual(count[0][0], 4) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_archive_node_backup_stream_restore_to_recovery_time(self): """ make node with archiving, make stream backup, make PITR 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) self.set_archiving(backup_dir, 'node', node) node.slow_start() backup_id = self.backup_node( backup_dir, 'node', node, options=["--stream"]) node.safe_psql("postgres", "create table t_heap(a int)") node.stop() node.cleanup() recovery_time = self.show_pb( backup_dir, 'node', backup_id)['recovery-time'] self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node, options=[ "-j", "4", '--time={0}'.format(recovery_time), "--recovery-target-action=promote" ] ), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) node.slow_start() result = node.psql("postgres", 'select * from t_heap') self.assertTrue('does not exist' in result[2].decode("utf-8")) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") # @unittest.expectedFailure def test_archive_node_backup_stream_restore_to_recovery_time(self): """ make node with archiving, make stream backup, make PITR 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) self.set_archiving(backup_dir, 'node', node) node.slow_start() backup_id = self.backup_node( backup_dir, 'node', node, options=["--stream"]) node.safe_psql("postgres", "create table t_heap(a int)") node.stop() node.cleanup() recovery_time = self.show_pb( backup_dir, 'node', backup_id)['recovery-time'] self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node, options=[ "-j", "4", '--time={0}'.format(recovery_time), "--recovery-target-action=promote" ] ), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) node.slow_start() result = node.psql("postgres", 'select * from t_heap') self.assertTrue('does not exist' in result[2].decode("utf-8")) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") # @unittest.expectedFailure def test_archive_node_backup_stream_pitr(self): """ make node with archiving, make stream backup, create table t_heap, make pitr to Recovery Time, check that t_heap do not exists """ 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, options=["--stream"]) node.safe_psql("postgres", "create table t_heap(a int)") node.cleanup() recovery_time = self.show_pb( backup_dir, 'node', backup_id)['recovery-time'] self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node, options=[ "-j", "4", '--time={0}'.format(recovery_time), "--recovery-target-action=promote" ] ), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) node.slow_start() result = node.psql("postgres", 'select * from t_heap') self.assertEqual(True, 'does not exist' in result[2].decode("utf-8")) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") # @unittest.expectedFailure def test_archive_node_backup_archive_pitr_2(self): """ make node with archiving, make archive backup, create table t_heap, make pitr to Recovery Time, check that t_heap do not exists """ 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) if self.paranoia: pgdata = self.pgdata_content(node.data_dir) node.safe_psql("postgres", "create table t_heap(a int)") node.stop() node_restored = self.make_simple_node( base_dir=os.path.join(module_name, fname, 'node_restored')) node_restored.cleanup() recovery_time = self.show_pb( backup_dir, 'node', backup_id)['recovery-time'] self.assertIn( "INFO: Restore of backup {0} completed.".format(backup_id), self.restore_node( backup_dir, 'node', node_restored, options=[ "-j", "4", '--time={0}'.format(recovery_time), "--recovery-target-action=promote"] ), '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(self.output), self.cmd)) if self.paranoia: pgdata_restored = self.pgdata_content(node_restored.data_dir) self.compare_pgdata(pgdata, pgdata_restored) node_restored.append_conf( "postgresql.auto.conf", "port = {0}".format(node_restored.port)) node_restored.slow_start() result = node_restored.psql("postgres", 'select * from t_heap') self.assertTrue('does not exist' in result[2].decode("utf-8")) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") # @unittest.expectedFailure def test_archive_restore_to_restore_point(self): """ make node with archiving, make archive backup, create table t_heap, make pitr to Recovery Time, check that t_heap do not exists """ 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() self.backup_node(backup_dir, 'node', node) node.safe_psql( "postgres", "create table t_heap as select generate_series(0,10000)") result = node.safe_psql( "postgres", "select * from t_heap") node.safe_psql( "postgres", "select pg_create_restore_point('savepoint')") node.safe_psql( "postgres", "create table t_heap_1 as select generate_series(0,10000)") node.cleanup() self.restore_node( backup_dir, 'node', node, options=[ "--recovery-target-name=savepoint", "--recovery-target-action=promote"]) node.slow_start() result_new = node.safe_psql("postgres", "select * from t_heap") res = node.psql("postgres", "select * from t_heap_1") self.assertEqual( res[0], 1, "Table t_heap_1 should not exist in restored instance") self.assertEqual(result, result_new) # Clean after yourself self.del_test_dir(module_name, fname) @unittest.skip("skip") # @unittest.expectedFailure def test_zags_block_corrupt(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() self.backup_node(backup_dir, 'node', node) conn = node.connect() with node.connect("postgres") as conn: conn.execute( "create table tbl(i int)") conn.commit() conn.execute( "create index idx ON tbl (i)") conn.commit() conn.execute( "insert into tbl select i from generate_series(0,400) as i") conn.commit() conn.execute( "select pg_relation_size('idx')") conn.commit() conn.execute( "delete from tbl where i < 100") conn.commit() conn.execute( "explain analyze select i from tbl order by i") conn.commit() conn.execute( "select i from tbl order by i") conn.commit() conn.execute( "create extension pageinspect") conn.commit() print(conn.execute( "select * from bt_page_stats('idx',1)")) conn.commit() conn.execute( "insert into tbl select i from generate_series(0,100) as i") conn.commit() conn.execute( "insert into tbl select i from generate_series(0,100) as i") conn.commit() conn.execute( "insert into tbl select i from generate_series(0,100) as i") conn.commit() conn.execute( "insert into tbl select i from generate_series(0,100) as i") node_restored = self.make_simple_node( base_dir=os.path.join(module_name, fname, 'node_restored'), initdb_params=['--data-checksums']) node_restored.cleanup() self.restore_node( backup_dir, 'node', node_restored) node_restored.append_conf("postgresql.auto.conf", "archive_mode = 'off'") node_restored.append_conf("postgresql.auto.conf", "hot_standby = 'on'") node_restored.append_conf( "postgresql.auto.conf", "port = {0}".format(node_restored.port)) node_restored.slow_start() @unittest.skip("skip") # @unittest.expectedFailure def test_zags_block_corrupt_1(self): fname = self.id().split('.')[3] node = self.make_simple_node( base_dir=os.path.join(module_name, fname, 'node'), initdb_params=['--data-checksums'], pg_options={ 'autovacuum': 'off', 'full_page_writes': 'on'} ) backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup') self.init_pb(backup_dir) self.add_instance(backup_dir, 'node', node) self.set_archiving(backup_dir, 'node', node) node.slow_start() self.backup_node(backup_dir, 'node', node) node.safe_psql('postgres', 'create table tbl(i int)') node.safe_psql('postgres', 'create index idx ON tbl (i)') node.safe_psql( 'postgres', 'insert into tbl select i from generate_series(0,100000) as i') print(node.safe_psql( 'postgres', "select pg_relation_size('idx')")) node.safe_psql( 'postgres', 'delete from tbl where i%2 = 0') node.safe_psql( 'postgres', 'explain analyze select i from tbl order by i') node.safe_psql( 'postgres', 'select i from tbl order by i') node.safe_psql( 'postgres', 'create extension pageinspect') print(node.safe_psql( 'postgres', "select * from bt_page_stats('idx',1)")) node.safe_psql( 'postgres', 'checkpoint') node.safe_psql( 'postgres', 'insert into tbl select i from generate_series(0,100) as i') node.safe_psql( 'postgres', 'insert into tbl select i from generate_series(0,100) as i') node.safe_psql( 'postgres', 'insert into tbl select i from generate_series(0,100) as i') node.safe_psql( 'postgres', 'insert into tbl select i from generate_series(0,100) as i') self.switch_wal_segment(node) node_restored = self.make_simple_node( base_dir=os.path.join(module_name, fname, 'node_restored'), initdb_params=['--data-checksums']) pgdata = self.pgdata_content(node.data_dir) node_restored.cleanup() self.restore_node( backup_dir, 'node', node_restored) node_restored.append_conf("postgresql.auto.conf", "archive_mode = 'off'") node_restored.append_conf("postgresql.auto.conf", "hot_standby = 'on'") node_restored.append_conf( "postgresql.auto.conf", "port = {0}".format(node_restored.port)) node_restored.slow_start() while True: with open(node_restored.pg_log_file, 'r') as f: if 'selected new timeline ID' in f.read(): break with open(node_restored.pg_log_file, 'r') as f: print(f.read()) pgdata_restored = self.pgdata_content(node_restored.data_dir) self.compare_pgdata(pgdata, pgdata_restored) # pg_xlogdump_path = self.get_bin_path('pg_xlogdump') # pg_xlogdump = self.run_binary( # [ # pg_xlogdump_path, '-b', # os.path.join(backup_dir, 'wal', 'node', '000000010000000000000003'), # ' | ', 'grep', 'Btree', '' # ], async=False) if pg_xlogdump.returncode: self.assertFalse( True, 'Failed to start pg_wal_dump: {0}'.format( pg_receivexlog.communicate()[1])) # @unittest.skip("skip") def test_restore_chain(self): """ make node, take full backup, take several ERROR delta backups, take valid delta backup, restore must be successfull """ 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={ 'max_wal_senders': '2'}) backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup') self.init_pb(backup_dir) self.add_instance(backup_dir, 'node', node) self.set_archiving(backup_dir, 'node', node) node.slow_start() # Take FULL self.backup_node( backup_dir, 'node', node) # Take DELTA self.backup_node( backup_dir, 'node', node, backup_type='delta') # Take ERROR DELTA try: self.backup_node( backup_dir, 'node', node, backup_type='delta', options=['--archive-timeout=0s']) except ProbackupException as e: pass # Take ERROR DELTA try: self.backup_node( backup_dir, 'node', node, backup_type='delta', options=['--archive-timeout=0s']) except ProbackupException as e: pass # Take DELTA self.backup_node( backup_dir, 'node', node, backup_type='delta') # Take ERROR DELTA try: self.backup_node( backup_dir, 'node', node, backup_type='delta', options=['--archive-timeout=0s']) except ProbackupException as e: pass 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"') self.assertEqual( 'ERROR', self.show_pb(backup_dir, 'node')[2]['status'], 'Backup STATUS should be "ERROR"') self.assertEqual( 'ERROR', self.show_pb(backup_dir, 'node')[3]['status'], 'Backup STATUS should be "ERROR"') self.assertEqual( 'OK', self.show_pb(backup_dir, 'node')[4]['status'], 'Backup STATUS should be "OK"') self.assertEqual( 'ERROR', self.show_pb(backup_dir, 'node')[5]['status'], 'Backup STATUS should be "ERROR"') node.cleanup() self.restore_node(backup_dir, 'node', node) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_restore_chain_with_corrupted_backup(self): """more complex test_restore_chain()""" 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={ 'max_wal_senders': '2'}) backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup') self.init_pb(backup_dir) self.add_instance(backup_dir, 'node', node) self.set_archiving(backup_dir, 'node', node) node.slow_start() # Take FULL self.backup_node( backup_dir, 'node', node) # Take DELTA self.backup_node( backup_dir, 'node', node, backup_type='page') # Take ERROR DELTA try: self.backup_node( backup_dir, 'node', node, backup_type='page', options=['--archive-timeout=0s']) except ProbackupException as e: pass # Take 1 DELTA self.backup_node( backup_dir, 'node', node, backup_type='delta') # Take ERROR DELTA try: self.backup_node( backup_dir, 'node', node, backup_type='delta', options=['--archive-timeout=0s']) except ProbackupException as e: pass # Take 2 DELTA self.backup_node( backup_dir, 'node', node, backup_type='delta') # Take ERROR DELTA try: self.backup_node( backup_dir, 'node', node, backup_type='delta', options=['--archive-timeout=0s']) except ProbackupException as e: pass # Take 3 DELTA self.backup_node( backup_dir, 'node', node, backup_type='delta') # Corrupted 4 DELTA corrupt_id = self.backup_node( backup_dir, 'node', node, backup_type='delta') # ORPHAN 5 DELTA restore_target_id = self.backup_node( backup_dir, 'node', node, backup_type='delta') # ORPHAN 6 DELTA self.backup_node( backup_dir, 'node', node, backup_type='delta') # NEXT FULL BACKUP self.backup_node( backup_dir, 'node', node, backup_type='full') # Next Delta self.backup_node( backup_dir, 'node', node, backup_type='delta') # do corrupt 6 DELTA backup file = os.path.join( backup_dir, 'backups', 'node', corrupt_id, 'database', 'global', 'pg_control') file_new = os.path.join(backup_dir, 'pg_control') os.rename(file, file_new) # RESTORE BACKUP node.cleanup() try: self.restore_node( backup_dir, 'node', node, backup_id=restore_target_id) self.assertEqual( 1, 0, "Expecting Error because restore backup is corrupted.\n " "Output: {0} \n CMD: {1}".format( repr(self.output), self.cmd)) except ProbackupException as e: self.assertIn( 'ERROR: Backup {0} is orphan'.format(restore_target_id), 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')[0]['status'], 'Backup STATUS should be "OK"') self.assertEqual( 'OK', self.show_pb(backup_dir, 'node')[1]['status'], 'Backup STATUS should be "OK"') self.assertEqual( 'ERROR', self.show_pb(backup_dir, 'node')[2]['status'], 'Backup STATUS should be "ERROR"') self.assertEqual( 'OK', self.show_pb(backup_dir, 'node')[3]['status'], 'Backup STATUS should be "OK"') self.assertEqual( 'ERROR', self.show_pb(backup_dir, 'node')[4]['status'], 'Backup STATUS should be "ERROR"') self.assertEqual( 'OK', self.show_pb(backup_dir, 'node')[5]['status'], 'Backup STATUS should be "OK"') self.assertEqual( 'ERROR', self.show_pb(backup_dir, 'node')[6]['status'], 'Backup STATUS should be "ERROR"') self.assertEqual( 'OK', self.show_pb(backup_dir, 'node')[7]['status'], 'Backup STATUS should be "OK"') # corruption victim self.assertEqual( 'CORRUPT', self.show_pb(backup_dir, 'node')[8]['status'], 'Backup STATUS should be "CORRUPT"') # orphaned child self.assertEqual( 'ORPHAN', self.show_pb(backup_dir, 'node')[9]['status'], 'Backup STATUS should be "ORPHAN"') # orphaned child self.assertEqual( 'ORPHAN', self.show_pb(backup_dir, 'node')[10]['status'], 'Backup STATUS should be "ORPHAN"') # next FULL self.assertEqual( 'OK', self.show_pb(backup_dir, 'node')[11]['status'], 'Backup STATUS should be "OK"') # next DELTA self.assertEqual( 'OK', self.show_pb(backup_dir, 'node')[12]['status'], 'Backup STATUS should be "OK"') node.cleanup() # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_restore_backup_from_future(self): """more complex test_restore_chain()""" fname = self.id().split('.')[3] node = self.make_simple_node( base_dir=os.path.join(module_name, fname, 'node'), set_replication=True, initdb_params=['--data-checksums'], pg_options={ 'autovacuum': 'off'}) backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup') self.init_pb(backup_dir) self.add_instance(backup_dir, 'node', node) self.set_archiving(backup_dir, 'node', node) node.slow_start() # Take FULL self.backup_node(backup_dir, 'node', node) node.pgbench_init(scale=3) #pgbench = node.pgbench(options=['-T', '20', '-c', '2']) #pgbench.wait() # Take PAGE from future backup_id = self.backup_node(backup_dir, 'node', node, backup_type='page') with open( os.path.join( backup_dir, 'backups', 'node', backup_id, "backup.control"), "a") as conf: conf.write("start-time='{:%Y-%m-%d %H:%M:%S}'\n".format( datetime.now() + timedelta(days=3))) # rename directory new_id = self.show_pb(backup_dir, 'node')[1]['id'] os.rename( os.path.join(backup_dir, 'backups', 'node', backup_id), os.path.join(backup_dir, 'backups', 'node', new_id)) pgbench = node.pgbench(options=['-T', '3', '-c', '2', '--no-vacuum']) pgbench.wait() backup_id = self.backup_node(backup_dir, 'node', node, backup_type='page') pgdata = self.pgdata_content(node.data_dir) node.cleanup() self.restore_node(backup_dir, 'node', node, backup_id=backup_id) pgdata_restored = self.pgdata_content(node.data_dir) self.compare_pgdata(pgdata, pgdata_restored) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_restore_target_immediate_stream(self): """ correct handling of immediate recovery target for STREAM backups """ 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() # Take FULL self.backup_node( backup_dir, 'node', node, options=['--stream']) # Take delta backup_id = self.backup_node( backup_dir, 'node', node, backup_type='delta', options=['--stream']) pgdata = self.pgdata_content(node.data_dir) recovery_conf = os.path.join(node.data_dir, 'recovery.conf') # restore page backup node.cleanup() self.restore_node( backup_dir, 'node', node, options=['--immediate']) # For stream backup with immediate recovery target there is no need to # create recovery.conf. Is it wise? self.assertFalse( os.path.isfile(recovery_conf)) # restore page backup node.cleanup() self.restore_node( backup_dir, 'node', node, options=['--recovery-target=immediate']) # For stream backup with immediate recovery target there is no need to # create recovery.conf. Is it wise? self.assertFalse( os.path.isfile(recovery_conf)) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_restore_target_immediate_archive(self): """ correct handling of immediate recovery target for ARCHIVE backups """ 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() # Take FULL self.backup_node( backup_dir, 'node', node) # Take delta backup_id = self.backup_node( backup_dir, 'node', node, backup_type='delta') pgdata = self.pgdata_content(node.data_dir) recovery_conf = os.path.join(node.data_dir, 'recovery.conf') # restore page backup node.cleanup() self.restore_node( backup_dir, 'node', node, options=['--immediate']) # For archive backup with immediate recovery target # recovery.conf is mandatory with open(recovery_conf, 'r') as f: self.assertIn("recovery_target = 'immediate'", f.read()) # restore page backup node.cleanup() self.restore_node( backup_dir, 'node', node, options=['--recovery-target=immediate']) # For archive backup with immediate recovery target # recovery.conf is mandatory with open(recovery_conf, 'r') as f: self.assertIn("recovery_target = 'immediate'", f.read()) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_restore_target_latest_archive(self): """ make sure that recovery_target 'latest' is default recovery target """ 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() # Take FULL self.backup_node( backup_dir, 'node', node) recovery_conf = os.path.join(node.data_dir, 'recovery.conf') # restore node.cleanup() self.restore_node( backup_dir, 'node', node) with open(recovery_conf, 'r') as f: print(f.read()) hash_1 = hashlib.md5( open(recovery_conf, 'rb').read()).hexdigest() # restore node.cleanup() self.restore_node( backup_dir, 'node', node, options=['--recovery-target=latest']) with open(recovery_conf, 'r') as f: print(f.read()) hash_2 = hashlib.md5( open(recovery_conf, 'rb').read()).hexdigest() self.assertEqual(hash_1, hash_2) # Clean after yourself self.del_test_dir(module_name, fname) # @unittest.skip("skip") def test_restore_target_new_options(self): """ check that new --recovery-target-* options are working correctly """ 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() # Take FULL self.backup_node(backup_dir, 'node', node) recovery_conf = os.path.join(node.data_dir, 'recovery.conf') node.pgbench_init(scale=2) pgbench = node.pgbench( stdout=subprocess.PIPE, stderr=subprocess.STDOUT) pgbench.wait() pgbench.stdout.close() node.safe_psql( "postgres", "CREATE TABLE tbl0005 (a text)") node.safe_psql( "postgres", "select pg_create_restore_point('savepoint')") target_name = 'savepoint' target_time = datetime.now().strftime("%Y-%m-%d %H:%M:%S") with node.connect("postgres") as con: res = con.execute("INSERT INTO tbl0005 VALUES ('inserted') RETURNING (xmin)") con.commit() target_xid = res[0][0] with node.connect("postgres") as con: con.execute("INSERT INTO tbl0005 VALUES (1)") con.commit() if self.get_version(node) > self.version_to_num('10.0'): res = con.execute("SELECT pg_current_wal_lsn()") else: res = con.execute("SELECT pg_current_xlog_location()") con.commit() con.execute("INSERT INTO tbl0005 VALUES (2)") con.commit() xlogid, xrecoff = res[0][0].split('/') xrecoff = hex(int(xrecoff, 16) + 1)[2:] target_lsn = "{0}/{1}".format(xlogid, xrecoff) # Restore with recovery target time node.cleanup() self.restore_node( backup_dir, 'node', node, options=[ '--recovery-target-time={0}'.format(target_time), "--recovery-target-action=promote", '--recovery-target-timeline=1', ]) with open(recovery_conf, 'r') as f: recovery_conf_content = f.read() print(recovery_conf_content) self.assertIn( "recovery_target_time = '{0}'".format(target_time), recovery_conf_content) self.assertIn( "recovery_target_action = 'promote'", recovery_conf_content) self.assertIn( "recovery_target_timeline = '1'", recovery_conf_content) node.slow_start() # Restore with recovery target xid node.cleanup() self.restore_node( backup_dir, 'node', node, options=[ '--recovery-target-xid={0}'.format(target_xid), "--recovery-target-action=promote", '--recovery-target-timeline=1', ]) with open(recovery_conf, 'r') as f: recovery_conf_content = f.read() print(recovery_conf_content) self.assertIn( "recovery_target_xid = '{0}'".format(target_xid), recovery_conf_content) self.assertIn( "recovery_target_action = 'promote'", recovery_conf_content) self.assertIn( "recovery_target_timeline = '1'", recovery_conf_content) node.slow_start() # Restore with recovery target lsn node.cleanup() self.restore_node( backup_dir, 'node', node, options=[ '--recovery-target-lsn={0}'.format(target_lsn), "--recovery-target-action=promote", '--recovery-target-timeline=1', ]) with open(recovery_conf, 'r') as f: recovery_conf_content = f.read() print(recovery_conf_content) self.assertIn( "recovery_target_lsn = '{0}'".format(target_lsn), recovery_conf_content) self.assertIn( "recovery_target_action = 'promote'", recovery_conf_content) self.assertIn( "recovery_target_timeline = '1'", recovery_conf_content) node.slow_start() # Restore with recovery target name node.cleanup() self.restore_node( backup_dir, 'node', node, options=[ '--recovery-target-name={0}'.format(target_name), "--recovery-target-action=promote", '--recovery-target-timeline=1', ]) with open(recovery_conf, 'r') as f: recovery_conf_content = f.read() print(recovery_conf_content) self.assertIn( "recovery_target_name = '{0}'".format(target_name), recovery_conf_content) self.assertIn( "recovery_target_action = 'promote'", recovery_conf_content) self.assertIn( "recovery_target_timeline = '1'", recovery_conf_content) node.slow_start() # Clean after yourself self.del_test_dir(module_name, fname)