import unittest import os from time import sleep from .helpers.ptrack_helpers import ProbackupTest, ProbackupException class BackupTest(ProbackupTest, unittest.TestCase): def __init__(self, *args, **kwargs): super(BackupTest, self).__init__(*args, **kwargs) self.module_name = 'backup' # @unittest.skip("skip") # @unittest.expectedFailure # PGPRO-707 def test_backup_modes_archive(self): """standart backup modes with ARCHIVE WAL method""" fname = self.id().split('.')[3] node = self.make_simple_node(base_dir="{0}/{1}/node".format(self.module_name, fname), initdb_params=['--data-checksums'], pg_options={'wal_level': 'replica', 'ptrack_enable': 'on'} ) backup_dir = os.path.join(self.tmp_path, self.module_name, fname, 'backup') self.init_pb(backup_dir) self.add_instance(backup_dir, 'node', node) self.set_archiving(backup_dir, 'node', node) node.start() # full backup mode #with open(path.join(node.logs_dir, "backup_full.log"), "wb") as backup_log: # backup_log.write(self.backup_node(node, options=["--verbose"])) backup_id = self.backup_node(backup_dir, 'node', node) show_backup = self.show_pb(backup_dir, 'node')[0] self.assertEqual(show_backup['Status'], "OK") self.assertEqual(show_backup['Mode'], "FULL") # postmaster.pid and postmaster.opts shouldn't be copied excluded = True db_dir = os.path.join(backup_dir, "backups", 'node', backup_id, "database") for f in os.listdir(db_dir): if os.path.isfile(os.path.join(db_dir, f)) \ and (f == "postmaster.pid" or f == "postmaster.opts"): excluded = False self.assertEqual(excluded, True) # page backup mode page_backup_id = self.backup_node(backup_dir, 'node', node, backup_type="page") # print self.show_pb(node) show_backup = self.show_pb(backup_dir, 'node')[1] self.assertEqual(show_backup['Status'], "OK") self.assertEqual(show_backup['Mode'], "PAGE") # Check parent backup self.assertEqual( backup_id, self.show_pb(backup_dir, 'node', backup_id=show_backup['ID'])["parent-backup-id"]) # ptrack backup mode self.backup_node(backup_dir, 'node', node, backup_type="ptrack") show_backup = self.show_pb(backup_dir, 'node')[2] self.assertEqual(show_backup['Status'], "OK") self.assertEqual(show_backup['Mode'], "PTRACK") # Check parent backup self.assertEqual( page_backup_id, self.show_pb(backup_dir, 'node', backup_id=show_backup['ID'])["parent-backup-id"]) # Clean after yourself self.del_test_dir(self.module_name, fname) # @unittest.skip("skip") def test_smooth_checkpoint(self): """full backup with smooth checkpoint""" fname = self.id().split('.')[3] node = self.make_simple_node(base_dir="{0}/{1}/node".format(self.module_name, fname), initdb_params=['--data-checksums'], pg_options={'wal_level': 'replica'} ) backup_dir = os.path.join(self.tmp_path, self.module_name, fname, 'backup') self.init_pb(backup_dir) self.add_instance(backup_dir, 'node', node) self.set_archiving(backup_dir, 'node', node) node.start() self.backup_node(backup_dir, 'node' ,node, options=["-C"]) self.assertEqual(self.show_pb(backup_dir, 'node')[0]['Status'], "OK") node.stop() # Clean after yourself self.del_test_dir(self.module_name, fname) #@unittest.skip("skip") def test_incremental_backup_without_full(self): """page-level backup without validated full backup""" fname = self.id().split('.')[3] node = self.make_simple_node(base_dir="{0}/{1}/node".format(self.module_name, fname), initdb_params=['--data-checksums'], pg_options={'wal_level': 'replica', 'ptrack_enable': 'on'} ) backup_dir = os.path.join(self.tmp_path, self.module_name, fname, 'backup') self.init_pb(backup_dir) self.add_instance(backup_dir, 'node', node) self.set_archiving(backup_dir, 'node', node) node.start() try: self.backup_node(backup_dir, 'node', node, backup_type="page") # we should die here because exception is what we expect to happen self.assertEqual(1, 0, "Expecting Error because page backup should not be possible without valid full backup.\n Output: {0} \n CMD: {1}".format( repr(self.output), self.cmd)) except ProbackupException as e: self.assertEqual(e.message, 'ERROR: Valid backup on current timeline is not found. Create new FULL backup before an incremental one.\n', '\n Unexpected Error Message: {0}\n CMD: {1}'.format(repr(e.message), self.cmd)) sleep(1) try: self.backup_node(backup_dir, 'node', node, backup_type="ptrack") # we should die here because exception is what we expect to happen self.assertEqual(1, 0, "Expecting Error because page backup should not be possible without valid full backup.\n Output: {0} \n CMD: {1}".format( repr(self.output), self.cmd)) except ProbackupException as e: self.assertEqual(e.message, 'ERROR: Valid backup on current timeline is not found. Create new FULL backup before an incremental one.\n', '\n Unexpected Error Message: {0}\n CMD: {1}'.format(repr(e.message), self.cmd)) self.assertEqual(self.show_pb(backup_dir, 'node')[0]['Status'], "ERROR") # Clean after yourself self.del_test_dir(self.module_name, fname) # @unittest.expectedFailure def test_incremental_backup_corrupt_full(self): """page-level backup with corrupted full backup""" fname = self.id().split('.')[3] node = self.make_simple_node(base_dir="{0}/{1}/node".format(self.module_name, fname), initdb_params=['--data-checksums'], pg_options={'wal_level': 'replica', 'ptrack_enable': 'on'} ) backup_dir = os.path.join(self.tmp_path, self.module_name, fname, 'backup') self.init_pb(backup_dir) self.add_instance(backup_dir, 'node', node) self.set_archiving(backup_dir, 'node', node) node.start() backup_id = self.backup_node(backup_dir, 'node', node) file = os.path.join(backup_dir, "backups", "node", backup_id, "database", "postgresql.conf") os.remove(file) try: self.validate_pb(backup_dir, 'node') # we should die here because exception is what we expect to happen self.assertEqual(1, 0, "Expecting Error because of validation of corrupted backup.\n Output: {0} \n CMD: {1}".format( repr(self.output), self.cmd)) except ProbackupException as e: self.assertTrue("INFO: Validate backups of the instance 'node'\n" in e.message and 'WARNING: Backup file "{0}" is not found\n'.format(file) in e.message and "WARNING: Backup {0} is corrupted\n".format(backup_id) in e.message and "INFO: Some backups are not valid\n" in e.message, "\n Unexpected Error Message: {0}\n CMD: {1}".format(repr(e.message), self.cmd)) try: self.backup_node(backup_dir, 'node', node, backup_type="page") # we should die here because exception is what we expect to happen self.assertEqual(1, 0, "Expecting Error because page backup should not be possible without valid full backup.\n Output: {0} \n CMD: {1}".format( repr(self.output), self.cmd)) except ProbackupException as e: self.assertEqual(e.message, "ERROR: Valid backup on current timeline is not found. Create new FULL backup before an incremental one.\n", "\n Unexpected Error Message: {0}\n CMD: {1}".format(repr(e.message), self.cmd)) # sleep(1) self.assertEqual(self.show_pb(backup_dir, 'node', backup_id)['status'], "CORRUPT") self.assertEqual(self.show_pb(backup_dir, 'node')[1]['Status'], "ERROR") # Clean after yourself self.del_test_dir(self.module_name, fname) # @unittest.skip("skip") def test_ptrack_threads(self): """ptrack multi thread backup mode""" fname = self.id().split('.')[3] node = self.make_simple_node(base_dir="{0}/{1}/node".format(self.module_name, fname), initdb_params=['--data-checksums'], pg_options={'wal_level': 'replica', 'ptrack_enable': 'on'} ) backup_dir = os.path.join(self.tmp_path, self.module_name, fname, 'backup') self.init_pb(backup_dir) self.add_instance(backup_dir, 'node', node) self.set_archiving(backup_dir, 'node', node) node.start() self.backup_node(backup_dir, 'node', node, backup_type="full", options=["-j", "4"]) self.assertEqual(self.show_pb(backup_dir, 'node')[0]['Status'], "OK") self.backup_node(backup_dir, 'node', node, backup_type="ptrack", options=["-j", "4"]) self.assertEqual(self.show_pb(backup_dir, 'node')[0]['Status'], "OK") # Clean after yourself self.del_test_dir(self.module_name, fname) # @unittest.skip("skip") def test_ptrack_threads_stream(self): """ptrack multi thread backup mode and stream""" fname = self.id().split('.')[3] node = self.make_simple_node(base_dir="{0}/{1}/node".format(self.module_name, fname), set_replication=True, initdb_params=['--data-checksums'], pg_options={'wal_level': 'replica', 'ptrack_enable': 'on', 'max_wal_senders': '2'} ) backup_dir = os.path.join(self.tmp_path, self.module_name, fname, 'backup') self.init_pb(backup_dir) self.add_instance(backup_dir, 'node', node) node.start() self.backup_node(backup_dir, 'node', node, backup_type="full", options=["-j", "4", "--stream"]) self.assertEqual(self.show_pb(backup_dir, 'node')[0]['Status'], "OK") self.backup_node(backup_dir, 'node', node, backup_type="ptrack", options=["-j", "4", "--stream"]) self.assertEqual(self.show_pb(backup_dir, 'node')[1]['Status'], "OK") # Clean after yourself self.del_test_dir(self.module_name, fname)