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mirror of https://github.com/postgrespro/pg_probackup.git synced 2024-12-13 11:53:59 +02:00
pg_probackup/tests/pgpro589.py
2018-06-02 20:35:37 +03:00

81 lines
3.0 KiB
Python

import os
import unittest
from .helpers.ptrack_helpers import ProbackupTest, ProbackupException, idx_ptrack
from datetime import datetime, timedelta
import subprocess
module_name = 'pgpro589'
class ArchiveCheck(ProbackupTest, unittest.TestCase):
def test_pgpro589(self):
"""
https://jira.postgrespro.ru/browse/PGPRO-589
make node without archive support, make backup which should fail
check that backup status equal to ERROR
check that no files where copied to backup catalogue
"""
fname = self.id().split('.')[3]
node = self.make_simple_node(
base_dir="{0}/{1}/node".format(module_name, fname),
initdb_params=['--data-checksums'],
pg_options={'wal_level': 'replica'}
)
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)
# make erroneus archive_command
node.append_conf("postgresql.auto.conf", "archive_command = 'exit 0'")
node.start()
node.pgbench_init(scale=5)
pgbench = node.pgbench(
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT,
options=["-c", "4", "-T", "10"]
)
pgbench.wait()
pgbench.stdout.close()
path = node.safe_psql(
"postgres",
"select pg_relation_filepath('pgbench_accounts')").rstrip().decode(
"utf-8")
try:
self.backup_node(
backup_dir, 'node', node,
options=['--archive-timeout=10'])
# we should die here because exception is what we expect to happen
self.assertEqual(
1, 0,
"Expecting Error because of missing archive wal "
"segment with start_lsn.\n Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd))
except ProbackupException as e:
self.assertTrue(
'INFO: Wait for WAL segment' in e.message and
'ERROR: Switched WAL segment' in e.message and
'could not be archived' in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
backup_id = self.show_pb(backup_dir, 'node')[0]['id']
self.assertEqual(
'ERROR', self.show_pb(backup_dir, 'node', backup_id)['status'],
'Backup should have ERROR status')
file = os.path.join(
backup_dir, 'backups', 'node',
backup_id, 'database', path)
self.assertFalse(
os.path.isfile(file),
"\n Start LSN was not found in archive but datafiles where "
"copied to backup catalogue.\n For example: {0}\n "
"It is not optimal".format(file))
# Clean after yourself
self.del_test_dir(module_name, fname)