#!/usr/bin/env python # # Public Domain 2014-present 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 sys, wiredtiger, wttest from wtscenario import make_scenarios # test_alter02.py # Smoke-test the session alter operations. class test_alter02(wttest.WiredTigerTestCase): entries = 500 # Binary values. value = u'\u0001\u0002abcd\u0003\u0004' value2 = u'\u0001\u0002dcba\u0003\u0004' conn_log = [ ('conn-always-logged', dict(conncreate=True, connreopen=True)), ('conn-create-logged', dict(conncreate=True, connreopen=False)), ('conn-reopen-logged', dict(conncreate=False, connreopen=True)), ('conn-never-logged', dict(conncreate=False, connreopen=False)), ] types = [ ('file', dict(uri='file:', use_cg=False, use_index=False)), ('lsm', dict(uri='lsm:', use_cg=False, use_index=False)), ('table-cg', dict(uri='table:', use_cg=True, use_index=False)), ('table-index', dict(uri='table:', use_cg=False, use_index=True)), ('table-simple', dict(uri='table:', use_cg=False, use_index=False)), ] tables = [ ('always-logged', dict(name='table0', logcreate=True, logalter=True)), ('create-logged', dict(name='table1', logcreate=True, logalter=False)), ('alter-logged', dict(name='table2', logcreate=False, logalter=True)), ('never-logged', dict(name='table3', logcreate=False, logalter=False)), ] reopen = [ ('no-reopen', dict(reopen=False)), ('reopen', dict(reopen=True)), ] scenarios = make_scenarios(conn_log, types, tables, reopen) # This test varies the log setting. Override the standard methods. def setUpConnectionOpen(self, dir): return None def setUpSessionOpen(self, conn): return None def ConnectionOpen(self): self.home = '.' conn_params = 'create,log=(archive=false,file_max=100K,%s)' % self.uselog try: self.conn = wiredtiger.wiredtiger_open(self.home, conn_params) except wiredtiger.WiredTigerError as e: print("Failed conn at '%s' with config '%s'" % (dir, conn_params)) self.session = self.conn.open_session() # Verify the metadata string for this URI and that its setting in the # metadata file is correct. def verify_metadata(self, metastr): if metastr == '': return cursor = self.session.open_cursor('metadata:', None, None) # # Walk through all the metadata looking for the entries that are # the file URIs for components of the table. # found = False while True: ret = cursor.next() if ret != 0: break key = cursor.get_key() check_meta = ((key.find("lsm:") != -1 or key.find("file:") != -1) \ and key.find(self.name) != -1) if check_meta: value = cursor[key] found = True self.assertTrue(value.find(metastr) != -1) cursor.close() self.assertTrue(found == True) # Verify the data in the log. If the data should be logged we write one # value. If it should not be logged, we write a different value. def verify_logrecs(self, expected_keys): c = self.session.open_cursor('log:', None, None) count = 0 while c.next() == 0: # lsn.file, lsn.offset, opcount keys = c.get_key() # txnid, rectype, optype, fileid, logrec_key, logrec_value values = c.get_value() if self.value.encode() in values[5]: # logrec_value count += 1 self.assertFalse(self.value2.encode() in values[5]) c.close() # # We check that we saw the expected keys at twice the rate because # the log cursor, for each commit record, will first return the entire, # full record, and then return the individual operation. We will detect # the string in both records. self.assertEqual(count, expected_keys * 2) # Alter: Change the log setting after creation def test_alter02_log(self): uri = self.uri + self.name create_params = 'key_format=i,value_format=S,' complex_params = '' # Set up logging for the connection. if self.conncreate: self.uselog = 'enabled=true' conn_logged = 1 else: self.uselog = 'enabled=false' conn_logged = 0 self.ConnectionOpen() # Set up logging for the table. if self.logcreate: log_param = 'log=(enabled=true)' table_logged = 1 else: log_param = 'log=(enabled=false)' table_logged = 0 create_params += '%s,' % log_param complex_params += '%s,' % log_param cgparam = '' if self.use_cg or self.use_index: cgparam = 'columns=(k,v),' if self.use_cg: cgparam += 'colgroups=(g0),' self.session.create(uri, create_params + cgparam) # Add in column group or index settings. if self.use_cg: cgparam = 'columns=(v),' suburi = 'colgroup:' + self.name + ':g0' self.session.create(suburi, complex_params + cgparam) if self.use_index: suburi = 'index:' + self.name + ':i0' self.session.create(suburi, complex_params + cgparam) # Put some data in table. c = self.session.open_cursor(uri, None) if self.logcreate: myvalue = self.value else: myvalue = self.value2 for k in range(self.entries): c[k] = myvalue c.close() # Verify the logging string in the metadata. self.verify_metadata(log_param) # Verify the logged operations only if logging is enabled. expected_keys = conn_logged * table_logged * self.entries if conn_logged != 0: self.pr("EXPECTED KEYS 1: " + str(expected_keys)) self.verify_logrecs(expected_keys) # Set the alter setting for the table. if self.logalter: log_str = 'log=(enabled=true)' table_logged = 1 else: log_str = 'log=(enabled=false)' table_logged = 0 alter_param = '%s' % log_str special = self.use_cg or self.use_index # Set the log setting on the new connection. if self.reopen: if self.connreopen: self.uselog = 'enabled=true' conn_logged = 1 else: self.uselog = 'enabled=false' conn_logged = 0 self.conn.close() self.ConnectionOpen() self.session.alter(uri, alter_param) if special: self.session.alter(suburi, alter_param) self.verify_metadata(log_str) # Put some more data in table. c = self.session.open_cursor(uri, None) if self.logalter: myvalue = self.value else: myvalue = self.value2 for k in range(self.entries): c[k + self.entries] = myvalue c.close() # If we logged the new connection and the table, add in the # number of keys we expect. expected_keys += conn_logged * table_logged * self.entries # if self.logalter and self.connreopen == self.reopen: # expected_keys += self.entries # If we logged the connection at any time then check # the log records. if self.conncreate or (self.connreopen and self.reopen): self.pr("EXPECTED KEYS 2: " + str(expected_keys)) self.verify_logrecs(expected_keys) if __name__ == '__main__': wttest.run()