mirror of
https://github.com/postgrespro/pg_probackup.git
synced 2024-12-02 09:53:24 +02:00
58 lines
2.5 KiB
Python
58 lines
2.5 KiB
Python
import os
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import unittest
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from .helpers.ptrack_helpers import ProbackupTest, idx_ptrack
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module_name = 'ptrack_move_to_tablespace'
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class SimpleTest(ProbackupTest, unittest.TestCase):
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# @unittest.skip("skip")
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# @unittest.expectedFailure
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def test_ptrack_recovery(self):
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fname = self.id().split('.')[3]
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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={'ptrack_enable': 'on', 'wal_level': 'replica', 'max_wal_senders': '2'})
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backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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self.init_pb(backup_dir)
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self.add_instance(backup_dir, 'node', node)
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node.start()
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self.create_tblspace_in_node(node, 'somedata')
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# Create table and indexes
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node.safe_psql("postgres",
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"create sequence t_seq; 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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for i in idx_ptrack:
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if idx_ptrack[i]['type'] != 'heap' and idx_ptrack[i]['type'] != 'seq':
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node.safe_psql("postgres", "create index {0} on {1} using {2}({3})".format(
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i, idx_ptrack[i]['relation'], idx_ptrack[i]['type'], idx_ptrack[i]['column']))
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# Move table and indexes and make checkpoint
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for i in idx_ptrack:
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if idx_ptrack[i]['type'] == 'heap':
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node.safe_psql('postgres', 'alter table {0} set tablespace somedata;'.format(i))
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if idx_ptrack[i]['type'] != 'heap' and idx_ptrack[i]['type'] != 'seq':
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node.safe_psql('postgres', 'alter index {0} set tablespace somedata'.format(i))
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node.safe_psql('postgres', 'checkpoint')
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# Check ptrack files
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for i in idx_ptrack:
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if idx_ptrack[i]['type'] == 'seq':
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continue
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# get size of heap and indexes. size calculated in pages
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idx_ptrack[i]['size'] = self.get_fork_size(node, i)
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# get path to heap and index files
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idx_ptrack[i]['path'] = self.get_fork_path(node, i)
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# get ptrack for every idx
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idx_ptrack[i]['ptrack'] = self.get_ptrack_bits_per_page_for_fork(
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node, idx_ptrack[i]['path'], [idx_ptrack[i]['size']])
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# check that ptrack has correct bits after recovery
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self.check_ptrack_recovery(idx_ptrack[i])
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# Clean after yourself
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self.del_test_dir(module_name, fname)
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