mirror of
https://github.com/postgrespro/pg_probackup.git
synced 2024-12-02 09:53:24 +02:00
fix ptrack
This commit is contained in:
sfalkon
parent
f8a4e65749
commit
b3277af776
@ -9,43 +9,41 @@ import hashlib
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import re
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import pwd
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from distutils.version import LooseVersion
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idx_ptrack = {
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't_heap': {
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'type': 'heap'
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't_heap': {
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'type': 'heap'
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},
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't_btree': {
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'type': 'btree',
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'column': 'text',
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'relation': 't_heap'
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't_btree': {
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'type': 'btree',
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'column': 'text',
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'relation': 't_heap'
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},
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't_seq': {
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'type': 'seq',
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'column': 't_seq',
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'relation': 't_heap'
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't_seq': {
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'type': 'seq',
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'column': 't_seq',
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'relation': 't_heap'
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},
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't_spgist': {
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'type': 'spgist',
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'column': 'text',
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'relation': 't_heap'
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't_spgist': {
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'type': 'spgist',
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'column': 'text',
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'relation': 't_heap'
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},
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't_brin': {
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'type': 'brin',
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'column': 'text',
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'relation': 't_heap'
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't_brin': {
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'type': 'brin',
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'column': 'text',
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'relation': 't_heap'
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},
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't_gist': {
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'type': 'gist',
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'column': 'tsvector',
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'relation': 't_heap'
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't_gist': {
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'type': 'gist',
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'column': 'tsvector',
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'relation': 't_heap'
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},
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't_gin': {
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'type': 'gin',
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'column': 'tsvector',
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'relation': 't_heap'
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't_gin': {
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'type': 'gin',
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'column': 'tsvector',
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'relation': 't_heap'
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},
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}
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@ -74,12 +72,14 @@ Splitted Body
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{body_split}
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"""
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# You can lookup error message and cmdline in exception object attributes
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class ProbackupException(Exception):
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def __init__(self, message, cmd):
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self.message = message
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self.cmd = cmd
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#need that to make second raise
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# need that to make second raise
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def __str__(self):
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return '\n ERROR: {0}\n CMD: {1}'.format(repr(self.message), self.cmd)
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@ -94,6 +94,7 @@ def dir_files(base_dir):
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out_list.sort()
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return out_list
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class ProbackupTest(object):
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def __init__(self, *args, **kwargs):
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super(ProbackupTest, self).__init__(*args, **kwargs)
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@ -133,7 +134,7 @@ class ProbackupTest(object):
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self.paranoia = True
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try:
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testgres.configure_testgres(cache_initdb=False, cache_pg_config=False, node_cleanup_full = False)
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testgres.configure_testgres(cache_initdb=False, cache_pg_config=False, node_cleanup_full=False)
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except:
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pass
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@ -221,53 +222,53 @@ class ProbackupTest(object):
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def get_fork_size(self, node, fork_name):
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return node.execute("postgres",
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"select pg_relation_size('{0}')/8192".format(fork_name))[0][0]
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"select pg_relation_size('{0}')/8192".format(fork_name))[0][0]
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def get_fork_path(self, node, fork_name):
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return os.path.join(node.base_dir, 'data',
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node.execute("postgres", "select pg_relation_filepath('{0}')".format(fork_name))[0][0])
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node.execute("postgres", "select pg_relation_filepath('{0}')".format(fork_name))[0][0])
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def get_md5_per_page_for_fork(self, file, size_in_pages):
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pages_per_segment = {}
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md5_per_page = {}
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nsegments = size_in_pages/131072
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if size_in_pages%131072 != 0:
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nsegments = size_in_pages / 131072
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if size_in_pages % 131072 != 0:
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nsegments = nsegments + 1
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#print("Size: {0}".format(size_in_pages))
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#print("Number of segments: {0}".format(nsegments))
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# print("Size: {0}".format(size_in_pages))
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# print("Number of segments: {0}".format(nsegments))
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size = size_in_pages
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for segment_number in range(nsegments):
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if size-131072 > 0:
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if size - 131072 > 0:
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pages_per_segment[segment_number] = 131072
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else:
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pages_per_segment[segment_number] = size
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size = size-131072
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size = size - 131072
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#print(pages_per_segment)
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# print(pages_per_segment)
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for segment_number in range(nsegments):
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offset = 0
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# print("Segno: {0}".format(segment_number))
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# print("Number of pages: {0}".format(pages_per_segment[segment_number]))
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# print("Segno: {0}".format(segment_number))
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# print("Number of pages: {0}".format(pages_per_segment[segment_number]))
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if segment_number == 0:
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file_desc = os.open(file, os.O_RDONLY)
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start_page = 0
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end_page = pages_per_segment[segment_number]
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else:
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file_desc = os.open(file+".{0}".format(segment_number), os.O_RDONLY)
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start_page = max(md5_per_page)+1
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file_desc = os.open(file + ".{0}".format(segment_number), os.O_RDONLY)
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start_page = max(md5_per_page) + 1
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end_page = end_page + pages_per_segment[segment_number]
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# print('Start Page: {0}'.format(start_page))
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# print('Start Page: {0}'.format(start_page))
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for page in range(start_page, end_page):
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md5_per_page[page] = hashlib.md5(os.read(file_desc, 8192)).hexdigest()
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offset += 8192
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os.lseek(file_desc, offset, 0)
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# print('End Page: {0}'.format(max(md5_per_page)))
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# print('End Page: {0}'.format(max(md5_per_page)))
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os.close(file_desc)
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#print("Total Size: {0}".format(len(md5_per_page)))
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# print("Total Size: {0}".format(len(md5_per_page)))
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return md5_per_page
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def get_ptrack_bits_per_page_for_fork(self, node, file, size=[]):
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@ -289,10 +290,10 @@ class ProbackupTest(object):
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file = os.open(file + '_ptrack', os.O_RDONLY)
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os.lseek(file, header_size, 0)
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lots_of_bytes = os.read(file, byte_size_minus_header)
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byte_list = [lots_of_bytes[i:i+1] for i in range(len(lots_of_bytes))]
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byte_list = [lots_of_bytes[i:i + 1] for i in range(len(lots_of_bytes))]
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for byte in byte_list:
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#byte_inverted = bin(int(byte, base=16))[2:][::-1]
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#bits = (byte >> x) & 1 for x in range(7, -1, -1)
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# byte_inverted = bin(int(byte, base=16))[2:][::-1]
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# bits = (byte >> x) & 1 for x in range(7, -1, -1)
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byte_inverted = bin(ord(byte))[2:].rjust(8, '0')[::-1]
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for bit in byte_inverted:
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if len(ptrack_bits_for_fork) < size:
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@ -333,8 +334,9 @@ class ProbackupTest(object):
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if self.verbose:
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print('Page Number {0} of type {1} was changed, but ptrack value is {2}. THIS IS BAD'.format(
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PageNum, idx_dict['type'], idx_dict['ptrack'][PageNum]))
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print("\n Old checksumm: {0}\n New checksumm: {1}".format(idx_dict['old_pages'][PageNum], idx_dict['new_pages'][PageNum]))
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#print(idx_dict)
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print("\n Old checksumm: {0}\n New checksumm: {1}".format(idx_dict['old_pages'][PageNum],
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idx_dict['new_pages'][PageNum]))
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# print(idx_dict)
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if PageNum == 0 and idx_dict['type'] == 'spgist':
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if self.verbose:
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print('SPGIST is a special snowflake, so don`t fret about losing ptrack for blknum 0')
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@ -346,33 +348,35 @@ class ProbackupTest(object):
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if self.verbose:
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print('Page Number {0} of type {1} was not changed, but ptrack value is {2}'.format(
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PageNum, idx_dict['type'], idx_dict['ptrack'][PageNum]))
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#print(idx_dict)
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#self.assertEqual(success, True, 'Ptrack does not correspond to state of its pages.\n Gory Details: \n{0}'.format(
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# idx_dict['type'], idx_dict))
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# print(idx_dict)
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# self.assertEqual(success, True, 'Ptrack does not correspond to state of its pages.\n Gory Details: \n{0}'.format(
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# idx_dict['type'], idx_dict))
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def check_ptrack_recovery(self, idx_dict):
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size = idx_dict['size']
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for PageNum in range(size):
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if idx_dict['ptrack'][PageNum] != 1:
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self.assertTrue(False, 'Recovery for Page Number {0} of Type {1} was conducted, but ptrack value is {2}. THIS IS BAD\n IDX_DICT: {3}'.format(
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PageNum, idx_dict['type'], idx_dict['ptrack'][PageNum], idx_dict))
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self.assertTrue(False,
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'Recovery for Page Number {0} of Type {1} was conducted, but ptrack value is {2}. THIS IS BAD\n IDX_DICT: {3}'.format(
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PageNum, idx_dict['type'], idx_dict['ptrack'][PageNum], idx_dict))
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def check_ptrack_clean(self, idx_dict, size):
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for PageNum in range(size):
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if idx_dict['ptrack'][PageNum] != 0:
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self.assertTrue(False, 'Ptrack for Page Number {0} of Type {1} should be clean, but ptrack value is {2}.\n THIS IS BAD\n IDX_DICT: {3}'.format(
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PageNum, idx_dict['type'], idx_dict['ptrack'][PageNum], idx_dict))
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self.assertTrue(False,
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'Ptrack for Page Number {0} of Type {1} should be clean, but ptrack value is {2}.\n THIS IS BAD\n IDX_DICT: {3}'.format(
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PageNum, idx_dict['type'], idx_dict['ptrack'][PageNum], idx_dict))
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def run_pb(self, command):
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try:
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self.cmd = [' '.join(map(str,[self.probackup_path] + command))]
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self.cmd = [' '.join(map(str, [self.probackup_path] + command))]
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if self.verbose:
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print(self.cmd)
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self.output = subprocess.check_output(
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[self.probackup_path] + command,
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stderr=subprocess.STDOUT,
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env=self.test_env
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).decode("utf-8")
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).decode("utf-8")
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if command[0] == 'backup':
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# return backup ID
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for line in self.output.splitlines():
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@ -381,7 +385,7 @@ class ProbackupTest(object):
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else:
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return self.output
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except subprocess.CalledProcessError as e:
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raise ProbackupException(e.output.decode("utf-8"), self.cmd)
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raise ProbackupException(e.output.decode("utf-8"), self.cmd)
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def init_pb(self, backup_dir):
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@ -425,7 +429,7 @@ class ProbackupTest(object):
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cmd_list = [
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"backup",
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"-B", backup_dir,
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# "-D", pgdata,
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# "-D", pgdata,
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"-p", "%i" % node.port,
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"-d", "postgres",
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"--instance={0}".format(instance)
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@ -559,7 +563,6 @@ class ProbackupTest(object):
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out_dict[name] = var
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return out_dict
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def get_recovery_conf(self, node):
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out_dict = {}
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with open(os.path.join(node.data_dir, "recovery.conf"), "r") as recovery_conf:
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@ -580,31 +583,31 @@ class ProbackupTest(object):
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archive_mode = 'on'
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node.append_conf(
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"postgresql.auto.conf",
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"wal_level = archive"
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)
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"postgresql.auto.conf",
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"wal_level = archive"
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)
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node.append_conf(
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"postgresql.auto.conf",
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"archive_mode = {0}".format(archive_mode)
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)
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"postgresql.auto.conf",
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"archive_mode = {0}".format(archive_mode)
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)
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if os.name == 'posix':
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node.append_conf(
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"postgresql.auto.conf",
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"archive_command = '{0} archive-push -B {1} --instance={2} --wal-file-path %p --wal-file-name %f'".format(
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self.probackup_path, backup_dir, instance))
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#elif os.name == 'nt':
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# node.append_conf(
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# "postgresql.auto.conf",
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# "archive_command = 'copy %p {0}\\%f'".format(archive_dir)
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# )
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"postgresql.auto.conf",
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"archive_command = '{0} archive-push -B {1} --instance={2} --wal-file-path %p --wal-file-name %f'".format(
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self.probackup_path, backup_dir, instance))
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# elif os.name == 'nt':
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# node.append_conf(
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# "postgresql.auto.conf",
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# "archive_command = 'copy %p {0}\\%f'".format(archive_dir)
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# )
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def set_replica(self, master, replica, replica_name='replica', synchronous=False):
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replica.append_conf('postgresql.auto.conf', 'port = {0}'.format(replica.port))
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replica.append_conf('postgresql.auto.conf', 'hot_standby = on')
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replica.append_conf('recovery.conf', "standby_mode = 'on'")
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replica.append_conf('recovery.conf',
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"primary_conninfo = 'user={0} port={1} application_name={2} sslmode=prefer sslcompression=1'".format(
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self.user, master.port, replica_name))
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"primary_conninfo = 'user={0} port={1} application_name={2} sslmode=prefer sslcompression=1'".format(
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self.user, master.port, replica_name))
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if synchronous:
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master.append_conf('postgresql.auto.conf', "synchronous_standby_names='{0}'".format(replica_name))
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master.append_conf('postgresql.auto.conf', "synchronous_commit='remote_apply'")
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@ -637,17 +640,16 @@ class ProbackupTest(object):
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""" Returns current user name """
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return pwd.getpwuid(os.getuid())[0]
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"""
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def switch_wal_segment(self, node):
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# Execute pg_switch_wal/xlog() in given node
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if testgres.version_to_num(node.safe_psql("postgres", "show server_version")) >= testgres.version_to_num('10.0'):
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node.safe_psql("postgres", "select pg_switch_wal()")
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else:
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node.safe_psql("postgres", "select pg_switch_xlog()")
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"""
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@staticmethod
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def switch_wal_segment(node):
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min_ver = LooseVersion('10.0')
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def switch_wal_segment(self, node):
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if LooseVersion(testgres.get_pg_version()) >= LooseVersion('10.0'):
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try:
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cur_ver = LooseVersion(node.get_pg_version())
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except Exception as e:
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cur_ver = LooseVersion(node.safe_psql("postgres", "show server_version"))
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if cur_ver >= min_ver:
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node.safe_psql("postgres", "select pg_switch_wal()")
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else:
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node.safe_psql("postgres", "select pg_switch_xlog()")
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@ -660,7 +662,7 @@ class ProbackupTest(object):
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pass
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shutil.rmtree(os.path.join(self.tmp_path, module_name, fname),
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ignore_errors=True)
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ignore_errors=True)
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try:
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os.rmdir(os.path.join(self.tmp_path, module_name))
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except:
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@ -679,7 +681,7 @@ class ProbackupTest(object):
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for file in files:
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if file in files_to_ignore or file.endswith(suffixes_to_ignore):
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continue
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file = os.path.join(root,file)
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file = os.path.join(root, file)
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file_relpath = os.path.relpath(file, directory)
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directory_dict['files'][file_relpath] = hashlib.md5(open(file, 'rb').read()).hexdigest()
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return directory_dict
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