mirror of
https://github.com/postgrespro/pg_probackup.git
synced 2024-12-13 11:53:59 +02:00
1248 lines
39 KiB
Python
1248 lines
39 KiB
Python
import os
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import unittest
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from datetime import datetime, timedelta
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from .helpers.ptrack_helpers import ProbackupTest
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module_name = 'retention'
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class RetentionTest(ProbackupTest, unittest.TestCase):
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# @unittest.skip("skip")
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# @unittest.expectedFailure
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def test_retention_redundancy_1(self):
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"""purge backups using redundancy-based retention policy"""
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fname = self.id().split('.')[3]
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node = self.make_simple_node(
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base_dir=os.path.join(module_name, fname, 'node'),
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initdb_params=['--data-checksums'],
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pg_options={'wal_level': 'replica'}
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)
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backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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self.init_pb(backup_dir)
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self.add_instance(backup_dir, 'node', node)
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self.set_archiving(backup_dir, 'node', node)
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node.slow_start()
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with open(os.path.join(
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backup_dir, 'backups', 'node',
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"pg_probackup.conf"), "a") as conf:
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conf.write("retention-redundancy = 1\n")
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# Make backups to be purged
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self.backup_node(backup_dir, 'node', node)
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self.backup_node(backup_dir, 'node', node, backup_type="page")
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# Make backups to be keeped
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self.backup_node(backup_dir, 'node', node)
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self.backup_node(backup_dir, 'node', node, backup_type="page")
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self.assertEqual(len(self.show_pb(backup_dir, 'node')), 4)
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# Purge backups
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log = self.delete_expired(
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backup_dir, 'node', options=['--expired', '--wal'])
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self.assertEqual(len(self.show_pb(backup_dir, 'node')), 2)
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# Check that WAL segments were deleted
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min_wal = None
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max_wal = None
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for line in log.splitlines():
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if line.startswith("INFO: removed min WAL segment"):
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min_wal = line[31:-1]
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elif line.startswith("INFO: removed max WAL segment"):
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max_wal = line[31:-1]
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if not min_wal:
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self.assertTrue(False, "min_wal is empty")
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if not max_wal:
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self.assertTrue(False, "max_wal is not set")
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for wal_name in os.listdir(os.path.join(backup_dir, 'wal', 'node')):
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if not wal_name.endswith(".backup"):
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# wal_name_b = wal_name.encode('ascii')
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self.assertEqual(wal_name[8:] > min_wal[8:], True)
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self.assertEqual(wal_name[8:] > max_wal[8:], True)
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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_retention_window_2(self):
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"""purge backups using window-based retention policy"""
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fname = self.id().split('.')[3]
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node = self.make_simple_node(
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base_dir=os.path.join(module_name, fname, 'node'),
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initdb_params=['--data-checksums'],
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pg_options={'wal_level': 'replica'}
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)
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backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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self.init_pb(backup_dir)
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self.add_instance(backup_dir, 'node', node)
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self.set_archiving(backup_dir, 'node', node)
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node.slow_start()
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with open(
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os.path.join(
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backup_dir,
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'backups',
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'node',
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"pg_probackup.conf"), "a") as conf:
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conf.write("retention-redundancy = 1\n")
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conf.write("retention-window = 1\n")
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# Make backups to be purged
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self.backup_node(backup_dir, 'node', node)
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self.backup_node(backup_dir, 'node', node, backup_type="page")
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# Make backup to be keeped
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self.backup_node(backup_dir, 'node', node)
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backups = os.path.join(backup_dir, 'backups', 'node')
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days_delta = 5
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for backup in os.listdir(backups):
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if backup == 'pg_probackup.conf':
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continue
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with open(
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os.path.join(
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backups, backup, "backup.control"), "a") as conf:
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conf.write("recovery_time='{:%Y-%m-%d %H:%M:%S}'\n".format(
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datetime.now() - timedelta(days=days_delta)))
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days_delta -= 1
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# Make backup to be keeped
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self.backup_node(backup_dir, 'node', node, backup_type="page")
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self.assertEqual(len(self.show_pb(backup_dir, 'node')), 4)
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# Purge backups
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self.delete_expired(backup_dir, 'node', options=['--expired'])
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self.assertEqual(len(self.show_pb(backup_dir, 'node')), 2)
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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_retention_window_3(self):
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"""purge all backups using window-based retention policy"""
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fname = self.id().split('.')[3]
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node = self.make_simple_node(
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base_dir=os.path.join(module_name, fname, 'node'),
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initdb_params=['--data-checksums'])
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backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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self.init_pb(backup_dir)
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self.add_instance(backup_dir, 'node', node)
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self.set_archiving(backup_dir, 'node', node)
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node.slow_start()
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# Take FULL BACKUP
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backup_id_1 = self.backup_node(backup_dir, 'node', node)
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# Take second FULL BACKUP
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backup_id_2 = self.backup_node(backup_dir, 'node', node)
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# Take third FULL BACKUP
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backup_id_3 = self.backup_node(backup_dir, 'node', node)
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backups = os.path.join(backup_dir, 'backups', 'node')
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for backup in os.listdir(backups):
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if backup == 'pg_probackup.conf':
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continue
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with open(
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os.path.join(
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backups, backup, "backup.control"), "a") as conf:
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conf.write("recovery_time='{:%Y-%m-%d %H:%M:%S}'\n".format(
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datetime.now() - timedelta(days=3)))
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# Purge backups
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self.delete_expired(
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backup_dir, 'node', options=['--retention-window=1', '--expired'])
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self.assertEqual(len(self.show_pb(backup_dir, 'node')), 0)
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print(self.show_pb(
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backup_dir, 'node', as_json=False, as_text=True))
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# count wal files in ARCHIVE
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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_retention_window_4(self):
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"""purge all backups using window-based retention policy"""
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fname = self.id().split('.')[3]
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node = self.make_simple_node(
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base_dir=os.path.join(module_name, fname, 'node'),
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initdb_params=['--data-checksums'])
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backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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self.init_pb(backup_dir)
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self.add_instance(backup_dir, 'node', node)
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self.set_archiving(backup_dir, 'node', node)
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node.slow_start()
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# Take FULL BACKUPs
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backup_id_1 = self.backup_node(backup_dir, 'node', node)
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backup_id_2 = self.backup_node(backup_dir, 'node', node)
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backup_id_3 = self.backup_node(backup_dir, 'node', node)
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backups = os.path.join(backup_dir, 'backups', 'node')
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for backup in os.listdir(backups):
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if backup == 'pg_probackup.conf':
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continue
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with open(
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os.path.join(
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backups, backup, "backup.control"), "a") as conf:
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conf.write("recovery_time='{:%Y-%m-%d %H:%M:%S}'\n".format(
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datetime.now() - timedelta(days=3)))
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self.delete_pb(backup_dir, 'node', backup_id_2)
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self.delete_pb(backup_dir, 'node', backup_id_3)
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# Purge backups
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self.delete_expired(
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backup_dir, 'node',
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options=['--retention-window=1', '--expired', '--wal'])
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self.assertEqual(len(self.show_pb(backup_dir, 'node')), 0)
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print(self.show_pb(
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backup_dir, 'node', as_json=False, as_text=True))
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# count wal files in ARCHIVE
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wals_dir = os.path.join(backup_dir, 'wal', 'node')
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# n_wals = len(os.listdir(wals_dir))
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# self.assertTrue(n_wals > 0)
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# self.delete_expired(
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# backup_dir, 'node',
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# options=['--retention-window=1', '--expired', '--wal'])
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# count again
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n_wals = len(os.listdir(wals_dir))
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self.assertTrue(n_wals == 0)
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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_window_expire_interleaved_incremental_chains(self):
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"""complicated case of interleaved backup chains"""
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fname = self.id().split('.')[3]
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node = self.make_simple_node(
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base_dir=os.path.join(module_name, fname, 'node'),
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initdb_params=['--data-checksums'])
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backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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self.init_pb(backup_dir)
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self.add_instance(backup_dir, 'node', node)
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self.set_archiving(backup_dir, 'node', node)
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node.slow_start()
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# Take FULL BACKUPs
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backup_id_a = self.backup_node(backup_dir, 'node', node)
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backup_id_b = self.backup_node(backup_dir, 'node', node)
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# Change FULL B backup status to ERROR
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self.change_backup_status(backup_dir, 'node', backup_id_b, 'ERROR')
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# FULLb ERROR
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# FULLa OK
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# Take PAGEa1 backup
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page_id_a1 = self.backup_node(
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backup_dir, 'node', node, backup_type='page')
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# PAGEa1 OK
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# FULLb ERROR
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# FULLa OK
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# Change FULL B backup status to OK
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self.change_backup_status(backup_dir, 'node', backup_id_b, 'OK')
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# Change PAGEa1 backup status to ERROR
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self.change_backup_status(backup_dir, 'node', page_id_a1, 'ERROR')
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# PAGEa1 ERROR
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# FULLb OK
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# FULLa OK
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page_id_b1 = self.backup_node(
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backup_dir, 'node', node, backup_type='page')
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# PAGEb1 OK
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# PAGEa1 ERROR
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# FULLb OK
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# FULLa OK
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# Now we start to play with first generation of PAGE backups
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# Change PAGEb1 status to ERROR
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self.change_backup_status(backup_dir, 'node', page_id_b1, 'ERROR')
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# Change PAGEa1 status to OK
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self.change_backup_status(backup_dir, 'node', page_id_a1, 'OK')
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# PAGEb1 ERROR
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# PAGEa1 OK
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# FULLb OK
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# FULLa OK
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page_id_a2 = self.backup_node(
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backup_dir, 'node', node, backup_type='page')
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# PAGEa2 OK
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# PAGEb1 ERROR
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# PAGEa1 OK
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# FULLb OK
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# FULLa OK
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# Change PAGEa2 status to ERROR
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self.change_backup_status(backup_dir, 'node', page_id_a2, 'ERROR')
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# Change PAGEb1 status to OK
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self.change_backup_status(backup_dir, 'node', page_id_b1, 'OK')
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# PAGEa2 ERROR
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# PAGEb1 OK
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# PAGEa1 OK
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# FULLb OK
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# FULLa OK
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page_id_b2 = self.backup_node(
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backup_dir, 'node', node, backup_type='page')
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# Change PAGEa2 status to OK
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self.change_backup_status(backup_dir, 'node', page_id_a2, 'OK')
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# PAGEb2 OK
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# PAGEa2 OK
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# PAGEb1 OK
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# PAGEa1 OK
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# FULLb OK
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# FULLa OK
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# Purge backups
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backups = os.path.join(backup_dir, 'backups', 'node')
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for backup in os.listdir(backups):
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if backup in [page_id_a2, page_id_b2, 'pg_probackup.conf']:
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continue
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with open(
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os.path.join(
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backups, backup, "backup.control"), "a") as conf:
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conf.write("recovery_time='{:%Y-%m-%d %H:%M:%S}'\n".format(
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datetime.now() - timedelta(days=3)))
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self.delete_expired(
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backup_dir, 'node',
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options=['--retention-window=1', '--expired'])
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self.assertEqual(len(self.show_pb(backup_dir, 'node')), 6)
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print(self.show_pb(
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backup_dir, 'node', as_json=False, as_text=True))
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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_redundancy_expire_interleaved_incremental_chains(self):
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"""complicated case of interleaved backup chains"""
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fname = self.id().split('.')[3]
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node = self.make_simple_node(
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base_dir=os.path.join(module_name, fname, 'node'),
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initdb_params=['--data-checksums'])
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backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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self.init_pb(backup_dir)
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self.add_instance(backup_dir, 'node', node)
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self.set_archiving(backup_dir, 'node', node)
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node.slow_start()
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# Take FULL BACKUPs
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backup_id_a = self.backup_node(backup_dir, 'node', node)
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backup_id_b = self.backup_node(backup_dir, 'node', node)
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# Change FULL B backup status to ERROR
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self.change_backup_status(backup_dir, 'node', backup_id_b, 'ERROR')
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# FULLb ERROR
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# FULLa OK
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# Take PAGEa1 backup
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page_id_a1 = self.backup_node(
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backup_dir, 'node', node, backup_type='page')
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# PAGEa1 OK
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# FULLb ERROR
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# FULLa OK
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# Change FULL B backup status to OK
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self.change_backup_status(backup_dir, 'node', backup_id_b, 'OK')
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# Change PAGEa1 backup status to ERROR
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self.change_backup_status(backup_dir, 'node', page_id_a1, 'ERROR')
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# PAGEa1 ERROR
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# FULLb OK
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# FULLa OK
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page_id_b1 = self.backup_node(
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backup_dir, 'node', node, backup_type='page')
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# PAGEb1 OK
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# PAGEa1 ERROR
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# FULLb OK
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# FULLa OK
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# Now we start to play with first generation of PAGE backups
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# Change PAGEb1 status to ERROR
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self.change_backup_status(backup_dir, 'node', page_id_b1, 'ERROR')
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# Change PAGEa1 status to OK
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self.change_backup_status(backup_dir, 'node', page_id_a1, 'OK')
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# PAGEb1 ERROR
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# PAGEa1 OK
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# FULLb OK
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# FULLa OK
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page_id_a2 = self.backup_node(
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backup_dir, 'node', node, backup_type='page')
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# PAGEa2 OK
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# PAGEb1 ERROR
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# PAGEa1 OK
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# FULLb OK
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# FULLa OK
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# Change PAGEa2 status to ERROR
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self.change_backup_status(backup_dir, 'node', page_id_a2, 'ERROR')
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# Change PAGEb1 status to OK
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self.change_backup_status(backup_dir, 'node', page_id_b1, 'OK')
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# PAGEa2 ERROR
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# PAGEb1 OK
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# PAGEa1 OK
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# FULLb OK
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# FULLa OK
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page_id_b2 = self.backup_node(
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backup_dir, 'node', node, backup_type='page')
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# Change PAGEa2 status to OK
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self.change_backup_status(backup_dir, 'node', page_id_a2, 'OK')
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# PAGEb2 OK
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# PAGEa2 OK
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# PAGEb1 OK
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# PAGEa1 OK
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# FULLb OK
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# FULLa OK
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self.delete_expired(
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backup_dir, 'node',
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options=['--retention-redundancy=1', '--expired'])
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self.assertEqual(len(self.show_pb(backup_dir, 'node')), 3)
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print(self.show_pb(
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backup_dir, 'node', as_json=False, as_text=True))
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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_window_merge_interleaved_incremental_chains(self):
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"""complicated case of interleaved backup chains"""
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fname = self.id().split('.')[3]
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node = self.make_simple_node(
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base_dir=os.path.join(module_name, fname, 'node'),
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initdb_params=['--data-checksums'])
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backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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self.init_pb(backup_dir)
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self.add_instance(backup_dir, 'node', node)
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self.set_archiving(backup_dir, 'node', node)
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node.slow_start()
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# Take FULL BACKUPs
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backup_id_a = self.backup_node(backup_dir, 'node', node)
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backup_id_b = self.backup_node(backup_dir, 'node', node)
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# Change FULL B backup status to ERROR
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self.change_backup_status(backup_dir, 'node', backup_id_b, 'ERROR')
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# FULLb ERROR
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# FULLa OK
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# Take PAGEa1 backup
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page_id_a1 = self.backup_node(
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backup_dir, 'node', node, backup_type='page')
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# PAGEa1 OK
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# FULLb ERROR
|
|
# FULLa OK
|
|
# Change FULL B backup status to OK
|
|
self.change_backup_status(backup_dir, 'node', backup_id_b, 'OK')
|
|
|
|
# Change PAGEa1 backup status to ERROR
|
|
self.change_backup_status(backup_dir, 'node', page_id_a1, 'ERROR')
|
|
|
|
# PAGEa1 ERROR
|
|
# FULLb OK
|
|
# FULLa OK
|
|
page_id_b1 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
# PAGEb1 OK
|
|
# PAGEa1 ERROR
|
|
# FULLb OK
|
|
# FULLa OK
|
|
# Now we start to play with first generation of PAGE backups
|
|
# Change PAGEb1 status to ERROR
|
|
self.change_backup_status(backup_dir, 'node', page_id_b1, 'ERROR')
|
|
|
|
# Change PAGEa1 status to OK
|
|
self.change_backup_status(backup_dir, 'node', page_id_a1, 'OK')
|
|
|
|
# PAGEb1 ERROR
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
page_id_a2 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
# PAGEa2 OK
|
|
# PAGEb1 ERROR
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
# Change PAGEa2 status to ERROR
|
|
self.change_backup_status(backup_dir, 'node', page_id_a2, 'ERROR')
|
|
|
|
# Change PAGEb1 status to OK
|
|
self.change_backup_status(backup_dir, 'node', page_id_b1, 'OK')
|
|
|
|
# PAGEa2 ERROR
|
|
# PAGEb1 OK
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
page_id_b2 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
# Change PAGEa2 status to OK
|
|
self.change_backup_status(backup_dir, 'node', page_id_a2, 'OK')
|
|
|
|
# PAGEb2 OK
|
|
# PAGEa2 OK
|
|
# PAGEb1 OK
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
# Purge backups
|
|
backups = os.path.join(backup_dir, 'backups', 'node')
|
|
for backup in os.listdir(backups):
|
|
if backup in [page_id_a2, page_id_b2, 'pg_probackup.conf']:
|
|
continue
|
|
|
|
with open(
|
|
os.path.join(
|
|
backups, backup, "backup.control"), "a") as conf:
|
|
conf.write("recovery_time='{:%Y-%m-%d %H:%M:%S}'\n".format(
|
|
datetime.now() - timedelta(days=3)))
|
|
|
|
output = self.delete_expired(
|
|
backup_dir, 'node',
|
|
options=['--retention-window=1', '--expired', '--merge-expired'])
|
|
|
|
self.assertIn(
|
|
"Merge incremental chain between FULL backup {0} and backup {1}".format(
|
|
backup_id_a, page_id_a2),
|
|
output)
|
|
|
|
self.assertIn(
|
|
"Merging backup {0} with backup {1}".format(
|
|
page_id_a1, backup_id_a), output)
|
|
|
|
self.assertIn(
|
|
"Rename {0} to {1}".format(
|
|
backup_id_a, page_id_a1), output)
|
|
|
|
self.assertIn(
|
|
"Merging backup {0} with backup {1}".format(
|
|
page_id_a2, page_id_a1), output)
|
|
|
|
self.assertIn(
|
|
"Rename {0} to {1}".format(
|
|
page_id_a1, page_id_a2), output)
|
|
|
|
self.assertIn(
|
|
"Merge incremental chain between FULL backup {0} and backup {1}".format(
|
|
backup_id_b, page_id_b2),
|
|
output)
|
|
|
|
self.assertIn(
|
|
"Merging backup {0} with backup {1}".format(
|
|
page_id_b1, backup_id_b), output)
|
|
|
|
self.assertIn(
|
|
"Rename {0} to {1}".format(
|
|
backup_id_b, page_id_b1), output)
|
|
|
|
self.assertIn(
|
|
"Merging backup {0} with backup {1}".format(
|
|
page_id_b2, page_id_b1), output)
|
|
|
|
self.assertIn(
|
|
"Rename {0} to {1}".format(
|
|
page_id_b1, page_id_b2), output)
|
|
|
|
self.assertEqual(len(self.show_pb(backup_dir, 'node')), 2)
|
|
|
|
# Clean after yourself
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
# @unittest.skip("skip")
|
|
def test_window_merge_interleaved_incremental_chains_1(self):
|
|
"""
|
|
PAGEb3
|
|
PAGEb2
|
|
PAGEb1
|
|
PAGEa1
|
|
FULLb
|
|
FULLa
|
|
"""
|
|
fname = self.id().split('.')[3]
|
|
node = self.make_simple_node(
|
|
base_dir=os.path.join(module_name, fname, 'node'),
|
|
initdb_params=['--data-checksums'])
|
|
|
|
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
|
|
self.init_pb(backup_dir)
|
|
self.add_instance(backup_dir, 'node', node)
|
|
self.set_archiving(backup_dir, 'node', node)
|
|
node.slow_start()
|
|
|
|
node.pgbench_init(scale=3)
|
|
|
|
# Take FULL BACKUPs
|
|
backup_id_a = self.backup_node(backup_dir, 'node', node)
|
|
pgbench = node.pgbench(options=['-t', '10', '-c', '2'])
|
|
pgbench.wait()
|
|
|
|
backup_id_b = self.backup_node(backup_dir, 'node', node)
|
|
pgbench = node.pgbench(options=['-t', '10', '-c', '2'])
|
|
pgbench.wait()
|
|
|
|
# Change FULL B backup status to ERROR
|
|
self.change_backup_status(backup_dir, 'node', backup_id_b, 'ERROR')
|
|
|
|
page_id_a1 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
pgdata_a1 = self.pgdata_content(node.data_dir)
|
|
|
|
pgbench = node.pgbench(options=['-t', '10', '-c', '2'])
|
|
pgbench.wait()
|
|
|
|
# PAGEa1 OK
|
|
# FULLb ERROR
|
|
# FULLa OK
|
|
# Change FULL B backup status to OK
|
|
self.change_backup_status(backup_dir, 'node', backup_id_b, 'OK')
|
|
|
|
# Change PAGEa1 backup status to ERROR
|
|
self.change_backup_status(backup_dir, 'node', page_id_a1, 'ERROR')
|
|
|
|
# PAGEa1 ERROR
|
|
# FULLb OK
|
|
# FULLa OK
|
|
page_id_b1 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
pgbench = node.pgbench(options=['-t', '10', '-c', '2'])
|
|
pgbench.wait()
|
|
|
|
page_id_b2 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
pgbench = node.pgbench(options=['-t', '10', '-c', '2'])
|
|
pgbench.wait()
|
|
|
|
page_id_b3 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
pgdata_b3 = self.pgdata_content(node.data_dir)
|
|
|
|
pgbench = node.pgbench(options=['-t', '10', '-c', '2'])
|
|
pgbench.wait()
|
|
|
|
# PAGEb3 OK
|
|
# PAGEb2 OK
|
|
# PAGEb1 OK
|
|
# PAGEa1 ERROR
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
# Change PAGEa1 backup status to ERROR
|
|
self.change_backup_status(backup_dir, 'node', page_id_a1, 'OK')
|
|
|
|
# PAGEb3 OK
|
|
# PAGEb2 OK
|
|
# PAGEb1 OK
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
# Purge backups
|
|
backups = os.path.join(backup_dir, 'backups', 'node')
|
|
for backup in os.listdir(backups):
|
|
if backup in [page_id_a1, page_id_b3, 'pg_probackup.conf']:
|
|
continue
|
|
|
|
with open(
|
|
os.path.join(
|
|
backups, backup, "backup.control"), "a") as conf:
|
|
conf.write("recovery_time='{:%Y-%m-%d %H:%M:%S}'\n".format(
|
|
datetime.now() - timedelta(days=3)))
|
|
|
|
output = self.delete_expired(
|
|
backup_dir, 'node',
|
|
options=['--retention-window=1', '--expired', '--merge-expired'])
|
|
|
|
|
|
self.assertEqual(len(self.show_pb(backup_dir, 'node')), 2)
|
|
|
|
self.assertEqual(
|
|
self.show_pb(backup_dir, 'node')[1]['id'],
|
|
page_id_b3)
|
|
|
|
self.assertEqual(
|
|
self.show_pb(backup_dir, 'node')[0]['id'],
|
|
page_id_a1)
|
|
|
|
self.assertEqual(
|
|
self.show_pb(backup_dir, 'node')[1]['backup-mode'],
|
|
'FULL')
|
|
|
|
self.assertEqual(
|
|
self.show_pb(backup_dir, 'node')[0]['backup-mode'],
|
|
'FULL')
|
|
|
|
node.cleanup()
|
|
|
|
# Data correctness of PAGEa3
|
|
self.restore_node(backup_dir, 'node', node, backup_id=page_id_a1)
|
|
pgdata_restored_a1 = self.pgdata_content(node.data_dir)
|
|
self.compare_pgdata(pgdata_a1, pgdata_restored_a1)
|
|
|
|
node.cleanup()
|
|
|
|
# Data correctness of PAGEb3
|
|
self.restore_node(backup_dir, 'node', node, backup_id=page_id_b3)
|
|
pgdata_restored_b3 = self.pgdata_content(node.data_dir)
|
|
self.compare_pgdata(pgdata_b3, pgdata_restored_b3)
|
|
|
|
# Clean after yourself
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
# @unittest.skip("skip")
|
|
def test_window_merge_multiple_descendants(self):
|
|
"""
|
|
PAGEb3
|
|
| PAGEa3
|
|
-----------------------------retention window
|
|
PAGEb2 /
|
|
| PAGEa2 / should be deleted
|
|
PAGEb1 \ /
|
|
| PAGEa1
|
|
FULLb |
|
|
FULLa
|
|
"""
|
|
fname = self.id().split('.')[3]
|
|
node = self.make_simple_node(
|
|
base_dir=os.path.join(module_name, fname, 'node'),
|
|
initdb_params=['--data-checksums'])
|
|
|
|
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
|
|
self.init_pb(backup_dir)
|
|
self.add_instance(backup_dir, 'node', node)
|
|
self.set_archiving(backup_dir, 'node', node)
|
|
node.slow_start()
|
|
|
|
node.pgbench_init(scale=3)
|
|
|
|
# Take FULL BACKUPs
|
|
backup_id_a = self.backup_node(backup_dir, 'node', node)
|
|
pgbench = node.pgbench(options=['-T', '10', '-c', '2'])
|
|
pgbench.wait()
|
|
|
|
backup_id_b = self.backup_node(backup_dir, 'node', node)
|
|
pgbench = node.pgbench(options=['-T', '10', '-c', '2'])
|
|
pgbench.wait()
|
|
|
|
# Change FULLb backup status to ERROR
|
|
self.change_backup_status(backup_dir, 'node', backup_id_b, 'ERROR')
|
|
|
|
page_id_a1 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
pgbench = node.pgbench(options=['-T', '10', '-c', '2'])
|
|
pgbench.wait()
|
|
|
|
# Change FULLb backup status to OK
|
|
self.change_backup_status(backup_dir, 'node', backup_id_b, 'OK')
|
|
|
|
# Change PAGEa1 backup status to ERROR
|
|
self.change_backup_status(backup_dir, 'node', page_id_a1, 'ERROR')
|
|
|
|
# PAGEa1 ERROR
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
page_id_b1 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
# PAGEb1 OK
|
|
# PAGEa1 ERROR
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
pgbench = node.pgbench(options=['-T', '10', '-c', '2'])
|
|
pgbench.wait()
|
|
|
|
# Change PAGEa1 backup status to OK
|
|
self.change_backup_status(backup_dir, 'node', page_id_a1, 'OK')
|
|
|
|
# Change PAGEb1 backup status to ERROR
|
|
self.change_backup_status(backup_dir, 'node', page_id_b1, 'ERROR')
|
|
|
|
# PAGEb1 ERROR
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
page_id_a2 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
pgbench = node.pgbench(options=['-T', '10', '-c', '2'])
|
|
pgbench.wait()
|
|
|
|
# PAGEa2 OK
|
|
# PAGEb1 ERROR
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
# Change PAGEb1 backup status to OK
|
|
self.change_backup_status(backup_dir, 'node', page_id_b1, 'OK')
|
|
|
|
# Change PAGEa2 backup status to ERROR
|
|
self.change_backup_status(backup_dir, 'node', page_id_a2, 'ERROR')
|
|
|
|
# PAGEa2 ERROR
|
|
# PAGEb1 OK
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
page_id_b2 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
pgbench = node.pgbench(options=['-T', '10', '-c', '2'])
|
|
pgbench.wait()
|
|
|
|
# PAGEb2 OK
|
|
# PAGEa2 ERROR
|
|
# PAGEb1 OK
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
# Change PAGEb2 and PAGEb1 status to ERROR
|
|
self.change_backup_status(backup_dir, 'node', page_id_b2, 'ERROR')
|
|
self.change_backup_status(backup_dir, 'node', page_id_b1, 'ERROR')
|
|
|
|
# PAGEb2 ERROR
|
|
# PAGEa2 ERROR
|
|
# PAGEb1 ERROR
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
page_id_a3 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
pgbench = node.pgbench(options=['-T', '10', '-c', '2'])
|
|
pgbench.wait()
|
|
|
|
# PAGEa3 OK
|
|
# PAGEb2 ERROR
|
|
# PAGEa2 ERROR
|
|
# PAGEb1 ERROR
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
# Change PAGEa3 status to ERROR
|
|
self.change_backup_status(backup_dir, 'node', page_id_a3, 'ERROR')
|
|
|
|
# Change PAGEb2 status to OK
|
|
self.change_backup_status(backup_dir, 'node', page_id_b2, 'OK')
|
|
|
|
page_id_b3 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
# PAGEb3 OK
|
|
# PAGEa3 ERROR
|
|
# PAGEb2 OK
|
|
# PAGEa2 ERROR
|
|
# PAGEb1 ERROR
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
# Change PAGEa3, PAGEa2 and PAGEb1 status to OK
|
|
self.change_backup_status(backup_dir, 'node', page_id_a3, 'OK')
|
|
self.change_backup_status(backup_dir, 'node', page_id_a2, 'OK')
|
|
self.change_backup_status(backup_dir, 'node', page_id_b1, 'OK')
|
|
|
|
# PAGEb3 OK
|
|
# PAGEa3 OK
|
|
# PAGEb2 OK
|
|
# PAGEa2 OK
|
|
# PAGEb1 OK
|
|
# PAGEa1 OK
|
|
# FULLb OK
|
|
# FULLa OK
|
|
|
|
# Check that page_id_a3 and page_id_a2 are both direct descendants of page_id_a1
|
|
self.assertEqual(
|
|
self.show_pb(backup_dir, 'node', backup_id=page_id_a3)['parent-backup-id'],
|
|
page_id_a1)
|
|
|
|
self.assertEqual(
|
|
self.show_pb(backup_dir, 'node', backup_id=page_id_a2)['parent-backup-id'],
|
|
page_id_a1)
|
|
|
|
print("Backups {0} and {1} are children of {2}".format(
|
|
page_id_a3, page_id_a2, page_id_a1))
|
|
|
|
# Purge backups
|
|
backups = os.path.join(backup_dir, 'backups', 'node')
|
|
for backup in os.listdir(backups):
|
|
if backup in [page_id_a3, page_id_b3, 'pg_probackup.conf']:
|
|
continue
|
|
|
|
with open(
|
|
os.path.join(
|
|
backups, backup, "backup.control"), "a") as conf:
|
|
conf.write("recovery_time='{:%Y-%m-%d %H:%M:%S}'\n".format(
|
|
datetime.now() - timedelta(days=3)))
|
|
|
|
output = self.delete_expired(
|
|
backup_dir, 'node',
|
|
options=[
|
|
'--retention-window=1', '--expired',
|
|
'--merge-expired', '--log-level-console=log'])
|
|
|
|
print(output)
|
|
|
|
self.assertEqual(len(self.show_pb(backup_dir, 'node')), 3)
|
|
|
|
# Merging chain A
|
|
self.assertIn(
|
|
"Merge incremental chain between FULL backup {0} and backup {1}".format(
|
|
backup_id_a, page_id_a3),
|
|
output)
|
|
|
|
self.assertIn(
|
|
"Merging backup {0} with backup {1}".format(
|
|
page_id_a1, backup_id_a), output)
|
|
|
|
self.assertIn(
|
|
"INFO: Rename {0} to {1}".format(
|
|
backup_id_a, page_id_a1), output)
|
|
|
|
self.assertIn(
|
|
"WARNING: Backup {0} has multiple valid descendants. "
|
|
"Automatic merge is not possible.".format(
|
|
page_id_a1), output)
|
|
|
|
# Merge chain B
|
|
self.assertIn(
|
|
"Merge incremental chain between FULL backup {0} and backup {1}".format(
|
|
backup_id_b, page_id_b3),
|
|
output)
|
|
|
|
self.assertIn(
|
|
"Merging backup {0} with backup {1}".format(
|
|
page_id_b1, backup_id_b), output)
|
|
|
|
self.assertIn(
|
|
"INFO: Rename {0} to {1}".format(
|
|
backup_id_b, page_id_b1), output)
|
|
|
|
self.assertIn(
|
|
"Merging backup {0} with backup {1}".format(
|
|
page_id_b2, page_id_b1), output)
|
|
|
|
self.assertIn(
|
|
"INFO: Rename {0} to {1}".format(
|
|
page_id_b1, page_id_b2), output)
|
|
|
|
self.assertIn(
|
|
"Merging backup {0} with backup {1}".format(
|
|
page_id_b3, page_id_b2), output)
|
|
|
|
self.assertIn(
|
|
"INFO: Rename {0} to {1}".format(
|
|
page_id_b2, page_id_b3), output)
|
|
|
|
# this backup deleted because it is not guarded by retention
|
|
self.assertIn(
|
|
"INFO: Delete: {0}".format(
|
|
page_id_a1), output)
|
|
|
|
|
|
self.assertEqual(
|
|
self.show_pb(backup_dir, 'node')[2]['id'],
|
|
page_id_b3)
|
|
|
|
self.assertEqual(
|
|
self.show_pb(backup_dir, 'node')[1]['id'],
|
|
page_id_a3)
|
|
|
|
self.assertEqual(
|
|
self.show_pb(backup_dir, 'node')[0]['id'],
|
|
page_id_a1)
|
|
|
|
self.assertEqual(
|
|
self.show_pb(backup_dir, 'node')[2]['backup-mode'],
|
|
'FULL')
|
|
|
|
self.assertEqual(
|
|
self.show_pb(backup_dir, 'node')[1]['backup-mode'],
|
|
'PAGE')
|
|
|
|
self.assertEqual(
|
|
self.show_pb(backup_dir, 'node')[0]['backup-mode'],
|
|
'FULL')
|
|
|
|
# Clean after yourself
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
# @unittest.skip("skip")
|
|
def test_window_chains(self):
|
|
"""
|
|
PAGE
|
|
-------window
|
|
PAGE
|
|
PAGE
|
|
FULL
|
|
PAGE
|
|
PAGE
|
|
FULL
|
|
"""
|
|
fname = self.id().split('.')[3]
|
|
node = self.make_simple_node(
|
|
base_dir=os.path.join(module_name, fname, 'node'),
|
|
initdb_params=['--data-checksums'])
|
|
|
|
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
|
|
self.init_pb(backup_dir)
|
|
self.add_instance(backup_dir, 'node', node)
|
|
self.set_archiving(backup_dir, 'node', node)
|
|
node.slow_start()
|
|
|
|
node.pgbench_init(scale=3)
|
|
|
|
# Chain A
|
|
backup_id_a = self.backup_node(backup_dir, 'node', node)
|
|
page_id_a1 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
page_id_a2 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
# Chain B
|
|
backup_id_b = self.backup_node(backup_dir, 'node', node)
|
|
|
|
pgbench = node.pgbench(options=['-T', '10', '-c', '2'])
|
|
pgbench.wait()
|
|
|
|
page_id_b1 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='delta')
|
|
|
|
pgbench = node.pgbench(options=['-T', '10', '-c', '2'])
|
|
pgbench.wait()
|
|
|
|
page_id_b2 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
pgbench = node.pgbench(options=['-T', '10', '-c', '2'])
|
|
pgbench.wait()
|
|
|
|
page_id_b3 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='delta')
|
|
|
|
pgdata = self.pgdata_content(node.data_dir)
|
|
|
|
# Purge backups
|
|
backups = os.path.join(backup_dir, 'backups', 'node')
|
|
for backup in os.listdir(backups):
|
|
if backup in [page_id_b3, 'pg_probackup.conf']:
|
|
continue
|
|
|
|
with open(
|
|
os.path.join(
|
|
backups, backup, "backup.control"), "a") as conf:
|
|
conf.write("recovery_time='{:%Y-%m-%d %H:%M:%S}'\n".format(
|
|
datetime.now() - timedelta(days=3)))
|
|
|
|
output = self.delete_expired(
|
|
backup_dir, 'node',
|
|
options=[
|
|
'--retention-window=1', '--expired',
|
|
'--merge-expired', '--log-level-console=log'])
|
|
|
|
self.assertEqual(len(self.show_pb(backup_dir, 'node')), 1)
|
|
|
|
node.cleanup()
|
|
|
|
self.restore_node(backup_dir, 'node', node)
|
|
|
|
pgdata_restored = self.pgdata_content(node.data_dir)
|
|
self.compare_pgdata(pgdata, pgdata_restored)
|
|
|
|
# Clean after yourself
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
|
|
# @unittest.skip("skip")
|
|
def test_window_chains_1(self):
|
|
"""
|
|
PAGE
|
|
-------window
|
|
PAGE
|
|
PAGE
|
|
FULL
|
|
PAGE
|
|
PAGE
|
|
FULL
|
|
"""
|
|
fname = self.id().split('.')[3]
|
|
node = self.make_simple_node(
|
|
base_dir=os.path.join(module_name, fname, 'node'),
|
|
initdb_params=['--data-checksums'])
|
|
|
|
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
|
|
self.init_pb(backup_dir)
|
|
self.add_instance(backup_dir, 'node', node)
|
|
self.set_archiving(backup_dir, 'node', node)
|
|
node.slow_start()
|
|
|
|
node.pgbench_init(scale=3)
|
|
|
|
# Chain A
|
|
backup_id_a = self.backup_node(backup_dir, 'node', node)
|
|
page_id_a1 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
page_id_a2 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
# Chain B
|
|
backup_id_b = self.backup_node(backup_dir, 'node', node)
|
|
|
|
page_id_b1 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='delta')
|
|
|
|
page_id_b2 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
page_id_b3 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='delta')
|
|
|
|
pgdata = self.pgdata_content(node.data_dir)
|
|
|
|
# Purge backups
|
|
backups = os.path.join(backup_dir, 'backups', 'node')
|
|
for backup in os.listdir(backups):
|
|
if backup in [page_id_b3, 'pg_probackup.conf']:
|
|
continue
|
|
|
|
with open(
|
|
os.path.join(
|
|
backups, backup, "backup.control"), "a") as conf:
|
|
conf.write("recovery_time='{:%Y-%m-%d %H:%M:%S}'\n".format(
|
|
datetime.now() - timedelta(days=3)))
|
|
|
|
output = self.delete_expired(
|
|
backup_dir, 'node',
|
|
options=[
|
|
'--retention-window=1',
|
|
'--merge-expired', '--log-level-console=log'])
|
|
|
|
self.assertEqual(len(self.show_pb(backup_dir, 'node')), 4)
|
|
|
|
self.assertIn(
|
|
"There are no backups to delete by retention policy",
|
|
output)
|
|
|
|
self.assertIn(
|
|
"Retention merging finished",
|
|
output)
|
|
|
|
output = self.delete_expired(
|
|
backup_dir, 'node',
|
|
options=[
|
|
'--retention-window=1',
|
|
'--expired', '--log-level-console=log'])
|
|
|
|
self.assertEqual(len(self.show_pb(backup_dir, 'node')), 1)
|
|
|
|
self.assertIn(
|
|
"There are no backups to merge by retention policy",
|
|
output)
|
|
|
|
self.assertIn(
|
|
"Purging finished",
|
|
output)
|
|
|
|
# Clean after yourself
|
|
self.del_test_dir(module_name, fname)
|
|
|
|
# @unittest.skip("skip")
|
|
def test_window_error_backups(self):
|
|
"""
|
|
PAGE ERROR
|
|
-------window
|
|
PAGE ERROR
|
|
PAGE ERROR
|
|
PAGE ERROR
|
|
FULL ERROR
|
|
FULL
|
|
-------redundancy
|
|
"""
|
|
fname = self.id().split('.')[3]
|
|
node = self.make_simple_node(
|
|
base_dir=os.path.join(module_name, fname, 'node'),
|
|
initdb_params=['--data-checksums'])
|
|
|
|
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
|
|
self.init_pb(backup_dir)
|
|
self.add_instance(backup_dir, 'node', node)
|
|
self.set_archiving(backup_dir, 'node', node)
|
|
node.slow_start()
|
|
|
|
node.pgbench_init(scale=3)
|
|
|
|
# Take FULL BACKUPs
|
|
backup_id_a1 = self.backup_node(backup_dir, 'node', node)
|
|
page_id_a2 = self.backup_node(
|
|
backup_dir, 'node', node, backup_type='page')
|
|
|
|
# Change FULLb backup status to ERROR
|
|
#self.change_backup_status(backup_dir, 'node', backup_id_b, 'ERROR')
|