mirror of
https://github.com/postgrespro/pg_probackup.git
synced 2024-12-11 11:41:33 +02:00
323 lines
16 KiB
Python
323 lines
16 KiB
Python
import os
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import unittest
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from .helpers.ptrack_helpers import ProbackupTest, ProbackupException, idx_ptrack
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from datetime import datetime, timedelta
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import subprocess
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module_name = 'compression'
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class CompressionTest(ProbackupTest, unittest.TestCase):
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# @unittest.skip("skip")
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# @unittest.expectedFailure
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def test_compression_stream_zlib(self):
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"""make archive node, make full and page stream backups, check data correctness in restored instance"""
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self.maxDiff = None
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fname = self.id().split('.')[3]
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backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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node = self.make_simple_node(base_dir="{0}/{1}/node".format(module_name, fname),
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set_replication=True,
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initdb_params=['--data-checksums'],
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pg_options={'wal_level': 'replica', 'max_wal_senders': '2', 'checkpoint_timeout': '30s', 'ptrack_enable': 'on'}
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)
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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.start()
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# FULL BACKUP
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node.safe_psql(
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"postgres",
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"create table t_heap as select i as id, md5(i::text) as text, md5(repeat(i::text,10))::tsvector as tsvector from generate_series(0,256) i")
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full_result = node.execute("postgres", "SELECT * FROM t_heap")
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full_backup_id = self.backup_node(backup_dir, 'node', node, backup_type='full', options=['--stream', '--compress-algorithm=zlib'])
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#PAGE BACKUP
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node.safe_psql(
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"postgres",
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"insert into t_heap select i as id, md5(i::text) as text, md5(repeat(i::text,10))::tsvector as tsvector from generate_series(256,512) i")
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page_result = node.execute("postgres", "SELECT * FROM t_heap")
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page_backup_id = self.backup_node(backup_dir, 'node', node, backup_type='page', options=['--stream', '--compress-algorithm=zlib'])
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#PTRACK BACKUP
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node.safe_psql(
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"postgres",
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"insert into t_heap select i as id, md5(i::text) as text, md5(repeat(i::text,10))::tsvector as tsvector from generate_series(512,768) i")
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ptrack_result = node.execute("postgres", "SELECT * FROM t_heap")
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ptrack_backup_id = self.backup_node(backup_dir, 'node', node, backup_type='ptrack', options=['--stream', '--compress-algorithm=zlib'])
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# Drop Node
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node.cleanup()
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# Check full backup
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self.assertIn("INFO: Restore of backup {0} completed.".format(full_backup_id),
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self.restore_node(backup_dir, 'node', node, backup_id=full_backup_id, options=["-j", "4"]),
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'\n Unexpected Error Message: {0}\n CMD: {1}'.format(repr(self.output), self.cmd))
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node.start()
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full_result_new = node.execute("postgres", "SELECT * FROM t_heap")
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self.assertEqual(full_result, full_result_new)
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node.cleanup()
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# Check page backup
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self.assertIn("INFO: Restore of backup {0} completed.".format(page_backup_id),
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self.restore_node(backup_dir, 'node', node, backup_id=page_backup_id, options=["-j", "4"]),
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'\n Unexpected Error Message: {0}\n CMD: {1}'.format(repr(self.output), self.cmd))
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node.start()
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page_result_new = node.execute("postgres", "SELECT * FROM t_heap")
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self.assertEqual(page_result, page_result_new)
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node.cleanup()
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# Check ptrack backup
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self.assertIn("INFO: Restore of backup {0} completed.".format(ptrack_backup_id),
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self.restore_node(backup_dir, 'node', node, backup_id=ptrack_backup_id, options=["-j", "4"]),
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'\n Unexpected Error Message: {0}\n CMD: {1}'.format(repr(self.output), self.cmd))
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node.start()
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ptrack_result_new = node.execute("postgres", "SELECT * FROM t_heap")
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self.assertEqual(ptrack_result, ptrack_result_new)
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node.cleanup()
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# Clean after yourself
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self.del_test_dir(module_name, fname)
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def test_compression_archive_zlib(self):
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"""make archive node, make full and page backups, check data correctness in restored instance"""
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self.maxDiff = None
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fname = self.id().split('.')[3]
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backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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node = self.make_simple_node(base_dir="{0}/{1}/node".format(module_name, fname),
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set_replication=True,
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initdb_params=['--data-checksums'],
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pg_options={'wal_level': 'replica', 'max_wal_senders': '2', 'checkpoint_timeout': '30s', 'ptrack_enable': 'on'}
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)
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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.start()
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# FULL BACKUP
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node.safe_psql(
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"postgres",
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"create table t_heap as select i as id, md5(i::text) as text, md5(i::text)::tsvector as tsvector from generate_series(0,1) i")
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full_result = node.execute("postgres", "SELECT * FROM t_heap")
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full_backup_id = self.backup_node(backup_dir, 'node', node, backup_type='full', options=['--compress-algorithm=zlib'])
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#PAGE BACKUP
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node.safe_psql(
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"postgres",
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"insert into t_heap select i as id, md5(i::text) as text, md5(i::text)::tsvector as tsvector from generate_series(0,2) i")
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page_result = node.execute("postgres", "SELECT * FROM t_heap")
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page_backup_id = self.backup_node(backup_dir, 'node', node, backup_type='page', options=['--compress-algorithm=zlib'])
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#PTRACK BACKUP
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node.safe_psql(
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"postgres",
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"insert into t_heap select i as id, md5(i::text) as text, md5(i::text)::tsvector as tsvector from generate_series(0,3) i")
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ptrack_result = node.execute("postgres", "SELECT * FROM t_heap")
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ptrack_backup_id = self.backup_node(backup_dir, 'node', node, backup_type='ptrack', options=['--compress-algorithm=zlib'])
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# Drop Node
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node.cleanup()
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# Check full backup
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self.assertIn("INFO: Restore of backup {0} completed.".format(full_backup_id),
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self.restore_node(backup_dir, 'node', node, backup_id=full_backup_id, options=["-j", "4"]),
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'\n Unexpected Error Message: {0}\n CMD: {1}'.format(repr(self.output), self.cmd))
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node.start()
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full_result_new = node.execute("postgres", "SELECT * FROM t_heap")
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self.assertEqual(full_result, full_result_new)
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node.cleanup()
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# Check page backup
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self.assertIn("INFO: Restore of backup {0} completed.".format(page_backup_id),
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self.restore_node(backup_dir, 'node', node, backup_id=page_backup_id, options=["-j", "4"]),
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'\n Unexpected Error Message: {0}\n CMD: {1}'.format(repr(self.output), self.cmd))
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node.start()
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page_result_new = node.execute("postgres", "SELECT * FROM t_heap")
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self.assertEqual(page_result, page_result_new)
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node.cleanup()
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# Check ptrack backup
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self.assertIn("INFO: Restore of backup {0} completed.".format(ptrack_backup_id),
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self.restore_node(backup_dir, 'node', node, backup_id=ptrack_backup_id, options=["-j", "4"]),
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'\n Unexpected Error Message: {0}\n CMD: {1}'.format(repr(self.output), self.cmd))
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node.start()
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ptrack_result_new = node.execute("postgres", "SELECT * FROM t_heap")
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self.assertEqual(ptrack_result, ptrack_result_new)
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node.cleanup()
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# Clean after yourself
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self.del_test_dir(module_name, fname)
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def test_compression_stream_pglz(self):
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"""make archive node, make full and page stream backups, check data correctness in restored instance"""
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self.maxDiff = None
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fname = self.id().split('.')[3]
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backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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node = self.make_simple_node(base_dir="{0}/{1}/node".format(module_name, fname),
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set_replication=True,
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initdb_params=['--data-checksums'],
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pg_options={'wal_level': 'replica', 'max_wal_senders': '2', 'checkpoint_timeout': '30s', 'ptrack_enable': 'on'}
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)
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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.start()
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# FULL BACKUP
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node.safe_psql(
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"postgres",
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"create table t_heap as select i as id, md5(i::text) as text, md5(repeat(i::text,10))::tsvector as tsvector from generate_series(0,256) i")
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full_result = node.execute("postgres", "SELECT * FROM t_heap")
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full_backup_id = self.backup_node(backup_dir, 'node', node, backup_type='full', options=['--stream', '--compress-algorithm=pglz'])
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#PAGE BACKUP
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node.safe_psql(
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"postgres",
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"insert into t_heap select i as id, md5(i::text) as text, md5(repeat(i::text,10))::tsvector as tsvector from generate_series(256,512) i")
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page_result = node.execute("postgres", "SELECT * FROM t_heap")
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page_backup_id = self.backup_node(backup_dir, 'node', node, backup_type='page', options=['--stream', '--compress-algorithm=pglz'])
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#PTRACK BACKUP
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node.safe_psql(
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"postgres",
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"insert into t_heap select i as id, md5(i::text) as text, md5(repeat(i::text,10))::tsvector as tsvector from generate_series(512,768) i")
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ptrack_result = node.execute("postgres", "SELECT * FROM t_heap")
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ptrack_backup_id = self.backup_node(backup_dir, 'node', node, backup_type='ptrack', options=['--stream', '--compress-algorithm=pglz'])
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# Drop Node
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node.cleanup()
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# Check full backup
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self.assertIn("INFO: Restore of backup {0} completed.".format(full_backup_id),
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self.restore_node(backup_dir, 'node', node, backup_id=full_backup_id, options=["-j", "4"]),
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'\n Unexpected Error Message: {0}\n CMD: {1}'.format(repr(self.output), self.cmd))
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node.start()
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full_result_new = node.execute("postgres", "SELECT * FROM t_heap")
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self.assertEqual(full_result, full_result_new)
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node.cleanup()
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# Check page backup
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self.assertIn("INFO: Restore of backup {0} completed.".format(page_backup_id),
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self.restore_node(backup_dir, 'node', node, backup_id=page_backup_id, options=["-j", "4"]),
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'\n Unexpected Error Message: {0}\n CMD: {1}'.format(repr(self.output), self.cmd))
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node.start()
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page_result_new = node.execute("postgres", "SELECT * FROM t_heap")
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self.assertEqual(page_result, page_result_new)
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node.cleanup()
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# Check ptrack backup
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self.assertIn("INFO: Restore of backup {0} completed.".format(ptrack_backup_id),
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self.restore_node(backup_dir, 'node', node, backup_id=ptrack_backup_id, options=["-j", "4"]),
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'\n Unexpected Error Message: {0}\n CMD: {1}'.format(repr(self.output), self.cmd))
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node.start()
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ptrack_result_new = node.execute("postgres", "SELECT * FROM t_heap")
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self.assertEqual(ptrack_result, ptrack_result_new)
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node.cleanup()
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# Clean after yourself
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self.del_test_dir(module_name, fname)
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def test_compression_archive_pglz(self):
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"""make archive node, make full and page backups, check data correctness in restored instance"""
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self.maxDiff = None
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fname = self.id().split('.')[3]
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backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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node = self.make_simple_node(base_dir="{0}/{1}/node".format(module_name, fname),
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set_replication=True,
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initdb_params=['--data-checksums'],
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pg_options={'wal_level': 'replica', 'max_wal_senders': '2', 'checkpoint_timeout': '30s', 'ptrack_enable': 'on'}
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)
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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.start()
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# FULL BACKUP
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node.safe_psql(
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"postgres",
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"create table t_heap as select i as id, md5(i::text) as text, md5(i::text)::tsvector as tsvector from generate_series(0,100) i")
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full_result = node.execute("postgres", "SELECT * FROM t_heap")
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full_backup_id = self.backup_node(backup_dir, 'node', node, backup_type='full', options=['--compress-algorithm=pglz'])
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#PAGE BACKUP
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node.safe_psql(
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"postgres",
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"insert into t_heap select i as id, md5(i::text) as text, md5(i::text)::tsvector as tsvector from generate_series(100,200) i")
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page_result = node.execute("postgres", "SELECT * FROM t_heap")
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page_backup_id = self.backup_node(backup_dir, 'node', node, backup_type='page', options=['--compress-algorithm=pglz'])
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#PTRACK BACKUP
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node.safe_psql(
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"postgres",
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"insert into t_heap select i as id, md5(i::text) as text, md5(i::text)::tsvector as tsvector from generate_series(200,300) i")
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ptrack_result = node.execute("postgres", "SELECT * FROM t_heap")
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ptrack_backup_id = self.backup_node(backup_dir, 'node', node, backup_type='ptrack', options=['--compress-algorithm=pglz'])
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# Drop Node
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node.cleanup()
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# Check full backup
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self.assertIn("INFO: Restore of backup {0} completed.".format(full_backup_id),
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self.restore_node(backup_dir, 'node', node, backup_id=full_backup_id, options=["-j", "4"]),
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'\n Unexpected Error Message: {0}\n CMD: {1}'.format(repr(self.output), self.cmd))
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node.start()
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full_result_new = node.execute("postgres", "SELECT * FROM t_heap")
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self.assertEqual(full_result, full_result_new)
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node.cleanup()
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# Check page backup
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self.assertIn("INFO: Restore of backup {0} completed.".format(page_backup_id),
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self.restore_node(backup_dir, 'node', node, backup_id=page_backup_id, options=["-j", "4"]),
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'\n Unexpected Error Message: {0}\n CMD: {1}'.format(repr(self.output), self.cmd))
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node.start()
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page_result_new = node.execute("postgres", "SELECT * FROM t_heap")
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self.assertEqual(page_result, page_result_new)
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node.cleanup()
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# Check ptrack backup
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self.assertIn("INFO: Restore of backup {0} completed.".format(ptrack_backup_id),
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self.restore_node(backup_dir, 'node', node, backup_id=ptrack_backup_id, options=["-j", "4"]),
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'\n Unexpected Error Message: {0}\n CMD: {1}'.format(repr(self.output), self.cmd))
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node.start()
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ptrack_result_new = node.execute("postgres", "SELECT * FROM t_heap")
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self.assertEqual(ptrack_result, ptrack_result_new)
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node.cleanup()
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# Clean after yourself
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self.del_test_dir(module_name, fname)
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def test_compression_wrong_algorithm(self):
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"""make archive node, make full and page backups, check data correctness in restored instance"""
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self.maxDiff = None
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fname = self.id().split('.')[3]
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backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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node = self.make_simple_node(base_dir="{0}/{1}/node".format(module_name, fname),
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set_replication=True,
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initdb_params=['--data-checksums'],
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pg_options={'wal_level': 'replica', 'max_wal_senders': '2', 'checkpoint_timeout': '30s', 'ptrack_enable': 'on'}
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)
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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.start()
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try:
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self.backup_node(backup_dir, 'node', node, backup_type='full', options=['--compress-algorithm=bla-blah'])
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# we should die here because exception is what we expect to happen
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self.assertEqual(1, 0, "Expecting Error because restore destionation is not empty.\n Output: {0} \n CMD: {1}".format(
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repr(self.output), self.cmd))
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except ProbackupException as e:
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self.assertEqual(e.message,
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'ERROR: invalid compress algorithm value "bla-blah"\n',
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'\n Unexpected Error Message: {0}\n CMD: {1}'.format(repr(e.message), self.cmd))
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# Clean after yourself
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self.del_test_dir(module_name, fname)
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