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+#!/usr/bin/env python
+#
+# Public Domain 2014-2016 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 fnmatch, os, time
+import wiredtiger, wttest
+from helper import simple_populate
+
+# test_reconfig02.py
+# Smoke-test the connection reconfiguration operations.
+class test_reconfig02(wttest.WiredTigerTestCase):
+ init_config = 'log=(archive=false,enabled,file_max=100K,prealloc=false,zero_fill=false)'
+ uri = "table:reconfig02"
+ entries = 1000
+
+ def setUpConnectionOpen(self, dir):
+ self.conn_config = self.init_config
+ return wttest.WiredTigerTestCase.setUpConnectionOpen(self, dir)
+
+ # Call reconfigure for zero filling a file. There is nothing
+ # we can actually look for to confirm it did anything.
+ # Also changing the log file size is a no-op, but should not fail.
+ def test_reconfig02_simple(self):
+ self.conn.reconfigure("log=(zero_fill=true)")
+ self.conn.reconfigure("log=(file_max=1MB)")
+
+ # Test that we get an error if we try to turn logging off.
+ def test_reconfig02_disable(self):
+ msg = 'Invalid argument'
+ gotException = False
+ try:
+ self.conn.reconfigure("log=(enabled=false)")
+ except wiredtiger.WiredTigerError as e:
+ gotException = True
+ self.pr('got exception: ' + str(e))
+ self.assertTrue(str(e).find(msg) >= 0)
+ self.assertTrue(gotException)
+
+ # Logging starts on, but prealloc is off. Verify it is off.
+ # Reconfigure it on and run again, making sure that log files
+ # get pre-allocated.
+ def test_reconfig02_prealloc(self):
+ # Create a table just to write something into the log. Sleep
+ # to give the worker thread a chance to run.
+ self.session.create(self.uri, 'key_format=i,value_format=i')
+ time.sleep(2)
+ prep_logs = fnmatch.filter(os.listdir('.'), "*Prep*")
+ # Make sure no pre-allocated log files exist.
+ self.assertEqual(0, len(prep_logs))
+
+ # Now turn on pre-allocation. Sleep to give the worker thread
+ # a chance to run and verify pre-allocated log files exist.
+ self.conn.reconfigure("log=(prealloc=true)")
+ time.sleep(2)
+ prep_logs = fnmatch.filter(os.listdir('.'), "*Prep*")
+ self.assertNotEqual(0, len(prep_logs))
+
+ # Logging starts on, but archive is off. Verify it is off.
+ # Reconfigure it on and run again, making sure that log files
+ # get archived.
+ def test_reconfig02_archive(self):
+ self.session.create(self.uri, 'key_format=i,value_format=i')
+ c = self.session.open_cursor(self.uri, None, None)
+ for i in range(self.entries):
+ c[i] = i + 1
+ c.close()
+ # Close and reopen connection to write a checkpoint, move to the
+ # next log file and verify that archive did not run.
+ orig_logs = fnmatch.filter(os.listdir('.'), "*Log*")
+ self.reopen_conn()
+ cur_logs = fnmatch.filter(os.listdir('.'), "*Log*")
+ for o in orig_logs:
+ self.assertEqual(True, o in cur_logs)
+
+ # Now turn on archive, sleep a bit to allow the archive thread
+ # to run and then confirm that all original logs are gone.
+ self.conn.reconfigure("log=(archive=true)")
+ time.sleep(2)
+ cur_logs = fnmatch.filter(os.listdir('.'), "*Log*")
+ for o in orig_logs:
+ self.assertEqual(False, o in cur_logs)
+
+if __name__ == '__main__':
+ wttest.run()