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#!/usr/bin/env python
#
# Public Domain 2014-2020 MongoDB, Inc.
# Public Domain 2008-2014 WiredTiger, Inc.
#
# This is free and unencumbered software released into the public domain.
#
# Anyone is free to copy, modify, publish, use, compile, sell, or
# distribute this software, either in source code form or as a compiled
# binary, for any purpose, commercial or non-commercial, and by any
# means.
#
# In jurisdictions that recognize copyright laws, the author or authors
# of this software dedicate any and all copyright interest in the
# software to the public domain. We make this dedication for the benefit
# of the public at large and to the detriment of our heirs and
# successors. We intend this dedication to be an overt act of
# relinquishment in perpetuity of all present and future rights to this
# software under copyright law.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
# OTHER DEALINGS IN THE SOFTWARE.
import wiredtiger, wttest
import os, shutil
from helper import compare_files
from wtbackup import backup_base
from wtdataset import simple_key
from wtscenario import make_scenarios
# test_backup18.py
# Test backup:query_id API.
class test_backup18(backup_base):
conn_config= 'cache_size=1G,log=(enabled,file_max=100K)'
pfx = 'test_backup'
uri="table:test"
def id_check(self, expect):
got = []
bkup_c = self.session.open_cursor('backup:query_id', None, None)
# We cannot use 'for idstr in bkup_c:' usage because backup cursors don't have
# values and adding in get_values returns ENOTSUP and causes the usage to fail.
while True:
ret = bkup_c.next()
if ret != 0:
break
idstr = bkup_c.get_key()
got.append(idstr)
bkup_c.close()
got.sort()
expect.sort()
self.assertEqual(got, expect)
def test_backup18(self):
# We're not taking actual backups in this test, but we do want a table to
# exist for the backup cursor to generate something.
self.session.create(self.uri, "key_format=S,value_format=S")
self.add_data(self.uri, 'key', 'value', True)
msg = "/is not configured/"
self.pr("Query IDs before any backup")
self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
lambda:self.assertEquals(self.session.open_cursor('backup:query_id',
None, None), 0), msg)
# Open up the backup cursor.
config = 'incremental=(enabled,this_id="ID1")'
bkup_c = self.session.open_cursor('backup:', None, config)
# Try to open the query cursor as a duplicate on the backup.
msg = "/should be passed either/"
self.pr("Query IDs as duplicate cursor")
self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
lambda:self.assertEquals(self.session.open_cursor('backup:query_id',
bkup_c, None), 0), msg)
# Try to open the query cursor while backup cursor is open.
msg = "/there is already a backup/"
self.pr("Query IDs while backup cursor open")
self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
lambda:self.assertEquals(self.session.open_cursor('backup:query_id',
None, None), 0), msg)
bkup_c.close()
# Check a few basic cases.
self.pr("Query IDs basic cases")
expect = ["ID1"]
self.id_check(expect)
config = 'incremental=(enabled,src_id="ID1",this_id="ID2")'
bkup_c = self.session.open_cursor('backup:', None, config)
bkup_c.close()
expect = ["ID1", "ID2"]
self.id_check(expect)
config = 'incremental=(enabled,src_id="ID2",this_id="ID3")'
bkup_c = self.session.open_cursor('backup:', None, config)
bkup_c.close()
expect = ["ID2", "ID3"]
self.id_check(expect)
self.reopen_conn()
self.pr("Query after reopen")
expect = ["ID2", "ID3"]
self.id_check(expect)
# Force stop and then recheck. Incremental is no longer configured.
msg = "/is not configured/"
self.pr("Query after force stop")
config = 'incremental=(force_stop=true)'
bkup_c = self.session.open_cursor('backup:', None, config)
bkup_c.close()
self.assertRaisesWithMessage(wiredtiger.WiredTigerError,
lambda:self.assertEquals(self.session.open_cursor('backup:query_id',
None, None), 0), msg)
if __name__ == '__main__':
wttest.run()
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