147 lines
5.3 KiB
Python
147 lines
5.3 KiB
Python
#!/usr/bin/env python
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#
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# Public Domain 2016-2016 MongoDB, Inc.
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# Public Domain 2008-2016 WiredTiger, Inc.
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#
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# This is free and unencumbered software released into the public domain.
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#
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# Anyone is free to copy, modify, publish, use, compile, sell, or
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# distribute this software, either in source code form or as a compiled
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# binary, for any purpose, commercial or non-commercial, and by any
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# means.
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#
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# In jurisdictions that recognize copyright laws, the author or authors
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# of this software dedicate any and all copyright interest in the
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# software to the public domain. We make this dedication for the benefit
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# of the public at large and to the detriment of our heirs and
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# successors. We intend this dedication to be an overt act of
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# relinquishment in perpetuity of all present and future rights to this
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# software under copyright law.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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# IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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# OTHER DEALINGS IN THE SOFTWARE.
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#
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# test_readonly01.py
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# Readonly: Test readonly mode.
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#
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import fnmatch, os, shutil, time
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from suite_subprocess import suite_subprocess
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from wtscenario import multiply_scenarios, number_scenarios, prune_scenarios
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import wttest
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class test_readonly01(wttest.WiredTigerTestCase, suite_subprocess):
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tablename = 'test_readonly01'
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create = True
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entries = 10000
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#
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# We want a list of directory writable or readonly.
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#
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basecfg_list = [
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('basecfg', dict(basecfg='config_base=true,')),
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('no_basecfg', dict(basecfg='config_base=false,')),
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]
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dir_list = [
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('write', dict(dirchmod=False)),
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('readonly', dict(dirchmod=True)),
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]
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log_list = [
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('logging', dict(logcfg='log=(archive=false,enabled,file_max=100K),')),
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('no_logging', dict(logcfg='log=(enabled=false),')),
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]
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types = [
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('lsm', dict(tabletype='lsm', uri='lsm',
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create_params = 'key_format=i,value_format=i')),
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('file-row', dict(tabletype='row', uri='file',
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create_params = 'key_format=i,value_format=i')),
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('file-var', dict(tabletype='var', uri='file',
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create_params = 'key_format=r,value_format=i')),
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('file-fix', dict(tabletype='fix', uri='file',
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create_params = 'key_format=r,value_format=8t')),
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('table-row', dict(tabletype='row', uri='table',
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create_params = 'key_format=i,value_format=i')),
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('table-var', dict(tabletype='var', uri='table',
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create_params = 'key_format=r,value_format=i')),
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('table-fix', dict(tabletype='fix', uri='table',
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create_params = 'key_format=r,value_format=8t')),
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]
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scenarios = multiply_scenarios('.',
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basecfg_list, dir_list, log_list, types)
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def conn_config(self, dir):
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self.home = dir
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params = \
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'error_prefix="%s",' % self.shortid() + \
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'%s' % self.logcfg + \
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'%s' % self.basecfg
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if self.create:
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conn_params = 'create,' + params
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else:
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conn_params = 'readonly=true,' + params
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return conn_params
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def close_reopen(self):
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''' Close the connection and reopen readonly'''
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#
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# close the original connection. If needed, chmod the
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# database directory to readonly mode. Then reopen the
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# connection with readonly.
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#
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self.close_conn()
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#
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# The chmod command is not fully portable to windows.
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#
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if self.dirchmod and os.name == 'posix':
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for f in os.listdir(self.home):
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if os.path.isfile(f):
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os.chmod(f, 0444)
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os.chmod(self.home, 0555)
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self.conn = self.setUpConnectionOpen(self.home)
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self.session = self.setUpSessionOpen(self.conn)
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def readonly(self):
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# Here's the strategy:
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# - Create a table.
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# - Insert data into table.
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# - Close connection.
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# - Possibly chmod to readonly
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# - Open connection readonly
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# - Confirm we can read the data.
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#
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tablearg = self.uri + ':' + self.tablename
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self.session.create(tablearg, self.create_params)
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c = self.session.open_cursor(tablearg, None, None)
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for i in range(self.entries):
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c[i+1] = i % 255
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# Close the connection. Reopen readonly
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self.create = False
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self.close_reopen()
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c = self.session.open_cursor(tablearg, None, None)
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i = 0
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for key, value in c:
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self.assertEqual(i+1, key)
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self.assertEqual(i % 255, value)
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i += 1
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self.assertEqual(i, self.entries)
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self.pr('Read %d entries' % i)
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c.close()
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self.create = True
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def test_readonly(self):
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if self.dirchmod and os.name == 'posix':
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with self.expectedStderrPattern('Permission'):
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self.readonly()
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else:
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self.readonly()
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if __name__ == '__main__':
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wttest.run()
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