mirror of
https://github.com/postgrespro/pg_probackup.git
synced 2024-11-28 09:33:54 +02:00
663 lines
26 KiB
Python
663 lines
26 KiB
Python
import os
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import unittest
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from .helpers.ptrack_helpers import ProbackupTest, ProbackupException
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from datetime import datetime, timedelta
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import subprocess
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from testgres import QueryException
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import shutil
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import sys
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import time
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module_name = 'checkdb'
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class CheckdbTest(ProbackupTest, unittest.TestCase):
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# @unittest.skip("skip")
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def test_checkdb_amcheck_only_sanity(self):
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""""""
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fname = self.id().split('.')[3]
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backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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node = self.make_simple_node(
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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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self.init_pb(backup_dir)
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self.add_instance(backup_dir, 'node', node)
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node.slow_start()
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node.safe_psql(
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"postgres",
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"create table t_heap as select i"
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" as id from generate_series(0,100) i")
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node.safe_psql(
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"postgres",
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"create index on t_heap(id)")
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try:
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node.safe_psql(
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"postgres",
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"create extension amcheck")
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except QueryException as e:
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node.safe_psql(
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"postgres",
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"create extension amcheck_next")
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log_file_path = os.path.join(
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backup_dir, 'log', 'pg_probackup.log')
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# simple sanity
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try:
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self.checkdb_node(
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options=['--skip-block-validation'])
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# we should die here because exception is what we expect to happen
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self.assertEqual(
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1, 0,
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"Expecting Error because --amcheck option is missing\n"
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" Output: {0} \n CMD: {1}".format(
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repr(self.output), self.cmd))
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except ProbackupException as e:
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self.assertIn(
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"ERROR: Option '--skip-block-validation' must be "
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"used with '--amcheck' option",
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e.message,
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"\n Unexpected Error Message: {0}\n CMD: {1}".format(
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repr(e.message), self.cmd))
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# simple sanity
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output = self.checkdb_node(
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options=[
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'--amcheck',
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'--skip-block-validation',
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'-d', 'postgres', '-p', str(node.port)])
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self.assertIn(
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'INFO: checkdb --amcheck finished successfully',
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output)
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self.assertIn(
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'All checked indexes are valid',
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output)
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# logging to file sanity
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try:
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self.checkdb_node(
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options=[
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'--amcheck',
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'--skip-block-validation',
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'--log-level-file=verbose',
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'-d', 'postgres', '-p', str(node.port)])
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# we should die here because exception is what we expect to happen
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self.assertEqual(
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1, 0,
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"Expecting Error because log_directory missing\n"
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" Output: {0} \n CMD: {1}".format(
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repr(self.output), self.cmd))
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except ProbackupException as e:
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self.assertIn(
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"ERROR: Cannot save checkdb logs to a file. "
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"You must specify --log-directory option when "
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"running checkdb with --log-level-file option enabled",
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e.message,
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"\n Unexpected Error Message: {0}\n CMD: {1}".format(
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repr(e.message), self.cmd))
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# If backup_dir provided, then instance name must be
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# provided too
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try:
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self.checkdb_node(
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backup_dir,
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options=[
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'--amcheck',
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'--skip-block-validation',
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'--log-level-file=verbose',
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'-d', 'postgres', '-p', str(node.port)])
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# we should die here because exception is what we expect to happen
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self.assertEqual(
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1, 0,
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"Expecting Error because log_directory missing\n"
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" Output: {0} \n CMD: {1}".format(
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repr(self.output), self.cmd))
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except ProbackupException as e:
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self.assertIn(
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"ERROR: required parameter not specified: --instance",
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e.message,
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"\n Unexpected Error Message: {0}\n CMD: {1}".format(
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repr(e.message), self.cmd))
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# checkdb can use default or set in config values,
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# if backup_dir and instance name are provided
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self.checkdb_node(
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backup_dir,
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'node',
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options=[
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'--amcheck',
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'--skip-block-validation',
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'--log-level-file=verbose',
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'-d', 'postgres', '-p', str(node.port)])
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# check that file present and full of messages
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os.path.isfile(log_file_path)
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with open(log_file_path) as f:
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log_file_content = f.read()
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self.assertIn(
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'INFO: checkdb --amcheck finished successfully',
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log_file_content)
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self.assertIn(
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'VERBOSE: (query)',
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log_file_content)
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os.unlink(log_file_path)
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# log-level-file and log-directory are provided
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self.checkdb_node(
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backup_dir,
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'node',
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options=[
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'--amcheck',
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'--skip-block-validation',
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'--log-level-file=verbose',
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'--log-directory={0}'.format(
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os.path.join(backup_dir, 'log')),
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'-d', 'postgres', '-p', str(node.port)])
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# check that file present and full of messages
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os.path.isfile(log_file_path)
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with open(log_file_path) as f:
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log_file_content = f.read()
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self.assertIn(
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'INFO: checkdb --amcheck finished successfully',
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log_file_content)
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self.assertIn(
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'VERBOSE: (query)',
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log_file_content)
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os.unlink(log_file_path)
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gdb = self.checkdb_node(
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gdb=True,
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options=[
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'--amcheck',
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'--skip-block-validation',
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'--log-level-file=verbose',
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'--log-directory={0}'.format(
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os.path.join(backup_dir, 'log')),
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'-d', 'postgres', '-p', str(node.port)])
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gdb.set_breakpoint('amcheck_one_index')
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gdb.run_until_break()
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node.safe_psql(
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"postgres",
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"drop table t_heap")
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gdb.remove_all_breakpoints()
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gdb.continue_execution_until_exit()
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# check that message about missing index is present
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with open(log_file_path) as f:
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log_file_content = f.read()
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self.assertIn(
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'ERROR: checkdb --amcheck finished with failure',
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log_file_content)
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self.assertIn(
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"WARNING: Thread [1]. Amcheck failed in database 'postgres' "
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"for index: 'public.t_heap_id_idx':",
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log_file_content)
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self.assertIn(
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'ERROR: could not open relation with OID',
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log_file_content)
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# Clean after yourself
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gdb.kill()
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self.del_test_dir(module_name, fname)
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# @unittest.skip("skip")
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def test_basic_checkdb_amcheck_only_sanity(self):
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""""""
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fname = self.id().split('.')[3]
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backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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node = self.make_simple_node(
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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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self.init_pb(backup_dir)
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self.add_instance(backup_dir, 'node', node)
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node.slow_start()
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# create two databases
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node.safe_psql("postgres", "create database db1")
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try:
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node.safe_psql(
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"db1",
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"create extension amcheck")
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except QueryException as e:
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node.safe_psql(
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"db1",
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"create extension amcheck_next")
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node.safe_psql("postgres", "create database db2")
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try:
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node.safe_psql(
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"db2",
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"create extension amcheck")
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except QueryException as e:
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node.safe_psql(
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"db2",
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"create extension amcheck_next")
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# init pgbench in two databases and corrupt both indexes
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node.pgbench_init(scale=5, dbname='db1')
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node.pgbench_init(scale=5, dbname='db2')
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node.safe_psql(
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"db2",
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"alter index pgbench_accounts_pkey rename to some_index")
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index_path_1 = os.path.join(
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node.data_dir,
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node.safe_psql(
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"db1",
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"select pg_relation_filepath('pgbench_accounts_pkey')").decode('utf-8').rstrip())
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index_path_2 = os.path.join(
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node.data_dir,
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node.safe_psql(
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"db2",
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"select pg_relation_filepath('some_index')").decode('utf-8').rstrip())
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try:
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self.checkdb_node(
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options=[
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'--amcheck',
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'--skip-block-validation',
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'-d', 'postgres', '-p', str(node.port)])
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# we should die here because exception is what we expect to happen
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self.assertEqual(
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1, 0,
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"Expecting Error because some db was not amchecked"
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" Output: {0} \n CMD: {1}".format(
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repr(self.output), self.cmd))
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except ProbackupException as e:
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self.assertIn(
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"ERROR: Some databases were not amchecked",
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e.message,
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"\n Unexpected Error Message: {0}\n CMD: {1}".format(
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repr(e.message), self.cmd))
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node.stop()
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# Let`s do index corruption
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with open(index_path_1, "rb+", 0) as f:
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f.seek(42000)
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f.write(b"blablahblahs")
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f.flush()
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f.close
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with open(index_path_2, "rb+", 0) as f:
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f.seek(42000)
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f.write(b"blablahblahs")
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f.flush()
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f.close
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node.slow_start()
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log_file_path = os.path.join(
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backup_dir, 'log', 'pg_probackup.log')
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try:
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self.checkdb_node(
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options=[
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'--amcheck',
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'--skip-block-validation',
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'--log-level-file=verbose',
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'--log-directory={0}'.format(
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os.path.join(backup_dir, 'log')),
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'-d', 'postgres', '-p', str(node.port)])
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# we should die here because exception is what we expect to happen
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self.assertEqual(
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1, 0,
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"Expecting Error because some db was not amchecked"
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" Output: {0} \n CMD: {1}".format(
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repr(self.output), self.cmd))
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except ProbackupException as e:
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self.assertIn(
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"ERROR: checkdb --amcheck finished with failure",
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e.message,
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"\n Unexpected Error Message: {0}\n CMD: {1}".format(
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repr(e.message), self.cmd))
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# corruption of both indexes in db1 and db2 must be detected
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# also the that amcheck is not installed in 'postgres'
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# should be logged
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with open(log_file_path) as f:
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log_file_content = f.read()
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self.assertIn(
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"WARNING: Thread [1]. Amcheck failed in database 'db1' "
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"for index: 'public.pgbench_accounts_pkey':",
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log_file_content)
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self.assertIn(
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"WARNING: Thread [1]. Amcheck failed in database 'db2' "
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"for index: 'public.some_index':",
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log_file_content)
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self.assertIn(
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"ERROR: checkdb --amcheck finished with failure",
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log_file_content)
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# Clean after yourself
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self.del_test_dir(module_name, fname, [node])
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# @unittest.skip("skip")
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def test_checkdb_block_validation_sanity(self):
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"""make node, corrupt some pages, check that checkdb failed"""
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fname = self.id().split('.')[3]
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node = self.make_simple_node(
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base_dir=os.path.join(module_name, fname, 'node'),
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set_replication=True,
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initdb_params=['--data-checksums'])
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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.slow_start()
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node.safe_psql(
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"postgres",
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"create table t_heap as select 1 as id, md5(i::text) as text, "
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"md5(repeat(i::text,10))::tsvector as tsvector "
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"from generate_series(0,1000) i")
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node.safe_psql(
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"postgres",
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"CHECKPOINT;")
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heap_path = node.safe_psql(
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"postgres",
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"select pg_relation_filepath('t_heap')").decode('utf-8').rstrip()
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# sanity
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try:
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self.checkdb_node()
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# we should die here because exception is what we expect to happen
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self.assertEqual(
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1, 0,
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"Expecting Error because pgdata must be specified\n"
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" Output: {0} \n CMD: {1}".format(
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repr(self.output), self.cmd))
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except ProbackupException as e:
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self.assertIn(
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"ERROR: required parameter not specified: PGDATA (-D, --pgdata)",
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e.message,
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"\n Unexpected Error Message: {0}\n CMD: {1}".format(
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repr(e.message), self.cmd))
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self.checkdb_node(
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data_dir=node.data_dir,
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options=['-d', 'postgres', '-p', str(node.port)])
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self.checkdb_node(
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backup_dir, 'node',
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options=['-d', 'postgres', '-p', str(node.port)])
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heap_full_path = os.path.join(node.data_dir, heap_path)
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with open(heap_full_path, "rb+", 0) as f:
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f.seek(9000)
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f.write(b"bla")
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f.flush()
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f.close
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with open(heap_full_path, "rb+", 0) as f:
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f.seek(42000)
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f.write(b"bla")
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f.flush()
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f.close
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try:
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self.checkdb_node(
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backup_dir, 'node',
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options=['-d', 'postgres', '-p', str(node.port)])
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# we should die here because exception is what we expect to happen
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self.assertEqual(
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1, 0,
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"Expecting Error because of data corruption\n"
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" Output: {0} \n CMD: {1}".format(
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repr(self.output), self.cmd))
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except ProbackupException as e:
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self.assertIn(
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"ERROR: Checkdb failed",
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e.message,
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"\n Unexpected Error Message: {0}\n CMD: {1}".format(
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repr(e.message), self.cmd))
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self.assertIn(
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'WARNING: Corruption detected in file "{0}", block 1'.format(
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os.path.normpath(heap_full_path)),
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e.message)
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self.assertIn(
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'WARNING: Corruption detected in file "{0}", block 5'.format(
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os.path.normpath(heap_full_path)),
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e.message)
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# Clean after yourself
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self.del_test_dir(module_name, fname)
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# @unittest.skip("skip")
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def test_checkdb_sigint_handling(self):
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""""""
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fname = self.id().split('.')[3]
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backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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node = self.make_simple_node(
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base_dir=os.path.join(module_name, fname, 'node'),
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set_replication=True,
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initdb_params=['--data-checksums'])
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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.slow_start()
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|
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try:
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node.safe_psql(
|
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"postgres",
|
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"create extension amcheck")
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except QueryException as e:
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node.safe_psql(
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"postgres",
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"create extension amcheck_next")
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# FULL backup
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gdb = self.checkdb_node(
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backup_dir, 'node', gdb=True,
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options=[
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'-d', 'postgres', '-j', '2',
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'--skip-block-validation',
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'--progress',
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'--amcheck', '-p', str(node.port)])
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gdb.set_breakpoint('amcheck_one_index')
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gdb.run_until_break()
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gdb.continue_execution_until_break(20)
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gdb.remove_all_breakpoints()
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gdb._execute('signal SIGINT')
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gdb.continue_execution_until_error()
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with open(node.pg_log_file, 'r') as f:
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output = f.read()
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self.assertNotIn('could not receive data from client', output)
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self.assertNotIn('could not send data to client', output)
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self.assertNotIn('connection to client lost', output)
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# Clean after yourself
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gdb.kill()
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self.del_test_dir(module_name, fname)
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|
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# @unittest.skip("skip")
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def test_checkdb_with_least_privileges(self):
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""""""
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fname = self.id().split('.')[3]
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backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
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node = self.make_simple_node(
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base_dir=os.path.join(module_name, fname, 'node'),
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initdb_params=['--data-checksums'])
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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.slow_start()
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node.safe_psql(
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'postgres',
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'CREATE DATABASE backupdb')
|
|
|
|
try:
|
|
node.safe_psql(
|
|
"backupdb",
|
|
"create extension amcheck")
|
|
except QueryException as e:
|
|
node.safe_psql(
|
|
"backupdb",
|
|
"create extension amcheck_next")
|
|
|
|
node.safe_psql(
|
|
'backupdb',
|
|
"REVOKE ALL ON DATABASE backupdb from PUBLIC; "
|
|
"REVOKE ALL ON SCHEMA public from PUBLIC; "
|
|
"REVOKE ALL ON ALL TABLES IN SCHEMA public FROM PUBLIC; "
|
|
"REVOKE ALL ON ALL FUNCTIONS IN SCHEMA public FROM PUBLIC; "
|
|
"REVOKE ALL ON ALL SEQUENCES IN SCHEMA public FROM PUBLIC; "
|
|
"REVOKE ALL ON SCHEMA pg_catalog from PUBLIC; "
|
|
"REVOKE ALL ON ALL TABLES IN SCHEMA pg_catalog FROM PUBLIC; "
|
|
"REVOKE ALL ON ALL FUNCTIONS IN SCHEMA pg_catalog FROM PUBLIC; "
|
|
"REVOKE ALL ON ALL SEQUENCES IN SCHEMA pg_catalog FROM PUBLIC; "
|
|
"REVOKE ALL ON SCHEMA information_schema from PUBLIC; "
|
|
"REVOKE ALL ON ALL TABLES IN SCHEMA information_schema FROM PUBLIC; "
|
|
"REVOKE ALL ON ALL FUNCTIONS IN SCHEMA information_schema FROM PUBLIC; "
|
|
"REVOKE ALL ON ALL SEQUENCES IN SCHEMA information_schema FROM PUBLIC;")
|
|
|
|
# PG 9.5
|
|
if self.get_version(node) < 90600:
|
|
node.safe_psql(
|
|
'backupdb',
|
|
'CREATE ROLE backup WITH LOGIN; '
|
|
'GRANT CONNECT ON DATABASE backupdb to backup; '
|
|
'GRANT USAGE ON SCHEMA pg_catalog TO backup; '
|
|
'GRANT USAGE ON SCHEMA public TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_proc TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_extension TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_database TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_am TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_class TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_index TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_namespace TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.current_setting(text) TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.nameeq(name, name) TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.namene(name, name) TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.int8(integer) TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.oideq(oid, oid) TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.charne("char", "char") TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.pg_is_in_recovery() TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.pg_control_system() TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION bt_index_check(regclass) TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION bt_index_check(regclass, bool) TO backup;'
|
|
)
|
|
# PG 9.6
|
|
elif self.get_version(node) > 90600 and self.get_version(node) < 100000:
|
|
node.safe_psql(
|
|
'backupdb',
|
|
'CREATE ROLE backup WITH LOGIN; '
|
|
'GRANT CONNECT ON DATABASE backupdb to backup; '
|
|
'GRANT USAGE ON SCHEMA pg_catalog TO backup; '
|
|
'GRANT USAGE ON SCHEMA public TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_proc TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_extension TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_database TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_am TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_class TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_index TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_namespace TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.current_setting(text) TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.nameeq(name, name) TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.namene(name, name) TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.int8(integer) TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.oideq(oid, oid) TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.charne("char", "char") TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.pg_is_in_recovery() TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.pg_control_system() TO backup; '
|
|
# 'GRANT EXECUTE ON FUNCTION bt_index_check(regclass) TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION bt_index_check(regclass, bool) TO backup;'
|
|
)
|
|
# >= 10
|
|
else:
|
|
node.safe_psql(
|
|
'backupdb',
|
|
'CREATE ROLE backup WITH LOGIN; '
|
|
'GRANT CONNECT ON DATABASE backupdb to backup; '
|
|
'GRANT USAGE ON SCHEMA pg_catalog TO backup; '
|
|
'GRANT USAGE ON SCHEMA public TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_proc TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_extension TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_database TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_am TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_class TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_index TO backup; '
|
|
'GRANT SELECT ON TABLE pg_catalog.pg_namespace TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.current_setting(text) TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.nameeq(name, name) TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.namene(name, name) TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.int8(integer) TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.oideq(oid, oid) TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.charne("char", "char") TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.pg_is_in_recovery() TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION pg_catalog.pg_control_system() TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION bt_index_check(regclass) TO backup; '
|
|
'GRANT EXECUTE ON FUNCTION bt_index_check(regclass, bool) TO backup;'
|
|
)
|
|
|
|
if ProbackupTest.enterprise:
|
|
node.safe_psql(
|
|
"backupdb",
|
|
"GRANT EXECUTE ON FUNCTION pg_catalog.pgpro_edition() TO backup")
|
|
|
|
# checkdb
|
|
try:
|
|
self.checkdb_node(
|
|
backup_dir, 'node',
|
|
options=[
|
|
'--amcheck', '-U', 'backup',
|
|
'-d', 'backupdb', '-p', str(node.port)])
|
|
# we should die here because exception is what we expect to happen
|
|
self.assertEqual(
|
|
1, 0,
|
|
"Expecting Error because permissions are missing\n"
|
|
" Output: {0} \n CMD: {1}".format(
|
|
repr(self.output), self.cmd))
|
|
except ProbackupException as e:
|
|
self.assertIn(
|
|
"INFO: Amcheck succeeded for database 'backupdb'",
|
|
e.message,
|
|
"\n Unexpected Error Message: {0}\n CMD: {1}".format(
|
|
repr(e.message), self.cmd))
|
|
|
|
self.assertIn(
|
|
"WARNING: Extension 'amcheck' or 'amcheck_next' are "
|
|
"not installed in database postgres",
|
|
e.message,
|
|
"\n Unexpected Error Message: {0}\n CMD: {1}".format(
|
|
repr(e.message), self.cmd))
|
|
|
|
self.assertIn(
|
|
"ERROR: Some databases were not amchecked",
|
|
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)
|