|
| 1 | +import unittest |
| 2 | +import os |
| 3 | +from time import sleep |
| 4 | +from .helpers.ptrack_helpers import ProbackupTest, ProbackupException |
| 5 | + |
| 6 | + |
| 7 | +module_name = 'snapfs' |
| 8 | + |
| 9 | + |
| 10 | +class SnapFSTest(ProbackupTest, unittest.TestCase): |
| 11 | + |
| 12 | + # @unittest.skip("skip") |
| 13 | + # @unittest.expectedFailure |
| 14 | + def test_backup_modes_archive(self): |
| 15 | + """standart backup modes with ARCHIVE WAL method""" |
| 16 | + fname = self.id().split('.')[3] |
| 17 | + node = self.make_simple_node( |
| 18 | + base_dir=os.path.join(module_name, fname, 'node'), |
| 19 | + initdb_params=['--data-checksums'], |
| 20 | + pg_options={ |
| 21 | + 'wal_level': 'replica'}) |
| 22 | + |
| 23 | + backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup') |
| 24 | + self.init_pb(backup_dir) |
| 25 | + self.add_instance(backup_dir, 'node', node) |
| 26 | + self.set_archiving(backup_dir, 'node', node) |
| 27 | + node.slow_start() |
| 28 | + |
| 29 | + self.backup_node(backup_dir, 'node', node) |
| 30 | + |
| 31 | + node.safe_psql( |
| 32 | + 'postgres', |
| 33 | +
8000
'select pg_make_snapshot()') |
| 34 | + |
| 35 | + node.pgbench_init(scale=100) |
| 36 | + |
| 37 | + pgbench = node.pgbench(options=['-T', '50', '-c', '2', '--no-vacuum']) |
| 38 | + pgbench.wait() |
| 39 | + |
| 40 | + self.backup_node( |
| 41 | + backup_dir, 'node', node, backup_type='page') |
| 42 | + |
| 43 | + node.safe_psql( |
| 44 | + 'postgres', |
| 45 | + 'select pg_remove_snashot(1)') |
| 46 | + |
| 47 | + self.backup_node( |
| 48 | + backup_dir, 'node', node) |
| 49 | + |
| 50 | + pgdata = self.pgdata_content(node.data_dir) |
| 51 | + |
| 52 | + node.cleanup() |
| 53 | + |
| 54 | + self.restore_node( |
| 55 | + backup_dir, 'node', |
| 56 | + restored_node, options=["-j", "4"]) |
| 57 | + |
| 58 | + pgdata_restored = self.pgdata_content(node.data_dir) |
| 59 | + self.compare_pgdata(pgdata, pgdata_restored) |
| 60 | + |
| 61 | + # Clean after yourself |
| 62 | + self.del_test_dir(module_name, fname) |
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