import unittest import os from time import sleep from .helpers.ptrack_helpers import ProbackupTest, ProbackupException module_name = 'locking' class LockingTest(ProbackupTest, unittest.TestCase): # @unittest.skip("skip") # @unittest.expectedFailure def test_locking_running_validate_1(self): """ make node, take full backup, stop it in the middle run validate, expect it to successfully executed, concurrect RUNNING backup with pid file and active process is legal """ 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) gdb = self.backup_node( backup_dir, 'node', node, gdb=True) gdb.set_breakpoint('copy_file') gdb.run_until_break() gdb.continue_execution_until_break(20) self.assertEqual( 'OK', self.show_pb(backup_dir, 'node')[0]['status']) self.assertEqual( 'RUNNING', self.show_pb(backup_dir, 'node')[1]['status']) validate_output = self.validate_pb( backup_dir, options=['--log-level-console=LOG']) backup_id = self.show_pb(backup_dir, 'node')[1]['id'] self.assertIn( "is using backup {0} and still is running".format(backup_id), validate_output, '\n Unexpected Validate Output: {0}\n'.format(repr(validate_output))) self.assertEqual( 'OK', self.show_pb(backup_dir, 'node')[0]['status']) self.assertEqual( 'RUNNING', self.show_pb(backup_dir, 'node')[1]['status']) # Clean after yourself # self.del_test_dir(module_name, fname) def test_locking_running_validate_2(self): """ make node, take full backup, stop it in the middle, kill process so no cleanup is done - pid file is in place, run validate, expect it to not successfully executed, RUNNING backup with pid file AND without active pid is legal, but his status must be changed to ERROR and pid file is deleted """ 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) gdb = self.backup_node( backup_dir, 'node', node, gdb=True) gdb.set_breakpoint('copy_file') gdb.run_until_break() gdb.continue_execution_until_break(20) gdb._execute('signal SIGKILL') gdb.continue_execution_until_error() self.assertEqual( 'OK', self.show_pb(backup_dir, 'node')[0]['status']) self.assertEqual( 'RUNNING', self.show_pb(backup_dir, 'node')[1]['status']) backup_id = self.show_pb(backup_dir, 'node')[1]['id'] try: self.validate_pb(backup_dir) self.assertEqual( 1, 0, "Expecting Error because RUNNING backup is no longer active.\n " "Output: {0} \n CMD: {1}".format( repr(self.output), self.cmd)) except ProbackupException as e: self.assertTrue( "which used backup {0} no longer exists".format( backup_id) in e.message and "Backup {0} has status RUNNING, change it " "to ERROR and skip validation".format( backup_id) in e.message and "WARNING: Some backups are not valid" in 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']) self.assertEqual( 'ERROR', self.show_pb(backup_dir, 'node')[1]['status']) # Clean after yourself self.del_test_dir(module_name, fname) def test_locking_running_validate_2_specific_id(self): """ make node, take full backup, stop it in the middle, kill process so no cleanup is done - pid file is in place, run validate on this specific backup, expect it to not successfully executed, RUNNING backup with pid file AND without active pid is legal, but his status must be changed to ERROR and pid file is deleted """ 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) gdb = self.backup_node( backup_dir, 'node', node, gdb=True) gdb.set_breakpoint('copy_file') gdb.run_until_break() gdb.continue_execution_until_break(20) gdb._execute('signal SIGKILL') gdb.continue_execution_until_error() self.assertEqual( 'OK', self.show_pb(backup_dir, 'node')[0]['status']) self.assertEqual( 'RUNNING', self.show_pb(backup_dir, 'node')[1]['status']) backup_id = self.show_pb(backup_dir, 'node')[1]['id'] try: self.validate_pb(backup_dir, 'node', backup_id) self.assertEqual( 1, 0, "Expecting Error because RUNNING backup is no longer active.\n " "Output: {0} \n CMD: {1}".format( repr(self.output), self.cmd)) except ProbackupException as e: self.assertTrue( "which used backup {0} no longer exists".format( backup_id) in e.message and "Backup {0} has status RUNNING, change it " "to ERROR and skip validation".format( backup_id) in e.message and "ERROR: Backup {0} has status: ERROR".format(backup_id) in 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']) self.assertEqual( 'ERROR', self.show_pb(backup_dir, 'node')[1]['status']) try: self.validate_pb(backup_dir, 'node', backup_id) self.assertEqual( 1, 0, "Expecting Error because backup has status ERROR.\n " "Output: {0} \n CMD: {1}".format( repr(self.output), self.cmd)) except ProbackupException as e: self.assertIn( "ERROR: Backup {0} has status: ERROR".format(backup_id), e.message, '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(e.message), self.cmd)) try: self.validate_pb(backup_dir) self.assertEqual( 1, 0, "Expecting Error because backup has status ERROR.\n " "Output: {0} \n CMD: {1}".format( repr(self.output), self.cmd)) except ProbackupException as e: self.assertTrue( "WARNING: Backup {0} has status ERROR. Skip validation".format( backup_id) in e.message and "WARNING: Some backups are not valid" in e.message, '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(e.message), self.cmd)) # Clean after yourself self.del_test_dir(module_name, fname) def test_locking_running_3(self): """ make node, take full backup, stop it in the middle, terminate process, delete pid file, run validate, expect it to not successfully executed, RUNNING backup without pid file AND without active pid is legal, his status must be changed to ERROR """ 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) gdb = self.backup_node( backup_dir, 'node', node, gdb=True) gdb.set_breakpoint('copy_file') gdb.run_until_break() gdb.continue_execution_until_break(20) gdb._execute('signal SIGKILL') gdb.continue_execution_until_error() self.assertEqual( 'OK', self.show_pb(backup_dir, 'node')[0]['status']) self.assertEqual( 'RUNNING', self.show_pb(backup_dir, 'node')[1]['status']) backup_id = self.show_pb(backup_dir, 'node')[1]['id'] os.remove( os.path.join(backup_dir, 'backups', 'node', backup_id, 'backup.pid')) try: self.validate_pb(backup_dir) self.assertEqual( 1, 0, "Expecting Error because RUNNING backup is no longer active.\n " "Output: {0} \n CMD: {1}".format( repr(self.output), self.cmd)) except ProbackupException as e: self.assertTrue( "Backup {0} has status RUNNING, change it " "to ERROR and skip validation".format( backup_id) in e.message and "WARNING: Some backups are not valid" in 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']) self.assertEqual( 'ERROR', self.show_pb(backup_dir, 'node')[1]['status']) # Clean after yourself self.del_test_dir(module_name, fname) def test_locking_restore_locked(self): """ make node, take full backup, take two page backups, launch validate on PAGE1 and stop it in the middle, launch restore of PAGE2. Expect restore to fail because validation of intermediate backup is impossible """ 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 full_id = self.backup_node(backup_dir, 'node', node) # PAGE1 backup_id = self.backup_node(backup_dir, 'node', node, backup_type='page') # PAGE2 self.backup_node(backup_dir, 'node', node, backup_type='page') gdb = self.validate_pb( backup_dir, 'node', backup_id=backup_id, gdb=True) gdb.set_breakpoint('pgBackupValidate') gdb.run_until_break() node.cleanup() try: self.restore_node(backup_dir, 'node', node) self.assertEqual( 1, 0, "Expecting Error because restore without whole chain validation " "is prohibited unless --no-validate provided.\n " "Output: {0} \n CMD: {1}".format( repr(self.output), self.cmd)) except ProbackupException as e: self.assertTrue( "ERROR: Cannot lock backup {0} directory\n".format(full_id) in e.message, '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(e.message), self.cmd)) # Clean after yourself self.del_test_dir(module_name, fname) def test_locking_restore_locked_without_validation(self): """ make node, take full backup, take page backup, launch validate on FULL and stop it in the middle, launch restore of PAGE. Expect restore to fail because validation of intermediate backup is impossible """ 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_id = self.backup_node(backup_dir, 'node', node) # PAGE1 restore_id = self.backup_node(backup_dir, 'node', node, backup_type='page') gdb = self.validate_pb( backup_dir, 'node', backup_id=backup_id, gdb=True) gdb.set_breakpoint('pgBackupValidate') gdb.run_until_break() node.cleanup() try: self.restore_node( backup_dir, 'node', node, options=['--no-validate']) self.assertEqual( 1, 0, "Expecting Error because restore without whole chain validation " "is prohibited unless --no-validate provided.\n " "Output: {0} \n CMD: {1}".format( repr(self.output), self.cmd)) except ProbackupException as e: self.assertTrue( "Backup {0} is used without validation".format( restore_id) in e.message and 'is using backup {0} and still is running'.format( backup_id) in e.message and 'ERROR: Cannot lock backup directory' in e.message, '\n Unexpected Error Message: {0}\n CMD: {1}'.format( repr(e.message), self.cmd)) # Clean after yourself self.del_test_dir(module_name, fname) def test_locking_concurrent_vaidate_and_backup(self): """ make node, take full backup, launch validate and stop it in the middle, take page backup. Expect PAGE backup to be successfully executed """ 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 self.backup_node(backup_dir, 'node', node) # PAGE2 backup_id = self.backup_node(backup_dir, 'node', node, backup_type='page') gdb = self.validate_pb( backup_dir, 'node', backup_id=backup_id, gdb=True) gdb.set_breakpoint('pgBackupValidate') gdb.run_until_break() # This PAGE backup is expected to be successfull self.backup_node(backup_dir, 'node', node, backup_type='page') # Clean after yourself self.del_test_dir(module_name, fname)