From db458b4be7293c7c6cb390b32109b635a1867fd9 Mon Sep 17 00:00:00 2001
From: Noriko Hosoi <nhosoi@redhat.com>
Date: Jan 30 2017 04:11:31 +0000
Subject: Ticket #49104 - Add CI test


Description: dbscan-bin crashing due to a segmentation fault
(cherry picked from commit c5a67ce1ad297cf59b5dd0e47c9896e261aba08c)

---

diff --git a/dirsrvtests/tests/tickets/ticket49104_test.py b/dirsrvtests/tests/tickets/ticket49104_test.py
new file mode 100644
index 0000000..9840b1d
--- /dev/null
+++ b/dirsrvtests/tests/tickets/ticket49104_test.py
@@ -0,0 +1,80 @@
+# --- BEGIN COPYRIGHT BLOCK ---
+# Copyright (C) 2017 Red Hat, Inc.
+# All rights reserved.
+#
+# License: GPL (version 3 or any later version).
+# See LICENSE for details.
+# --- END COPYRIGHT BLOCK ---
+#
+import logging
+import subprocess
+
+import pytest
+from lib389.tasks import *
+from lib389.topologies import topology_st
+
+log = logging.getLogger(__name__)
+
+def test_ticket49104_setup(topology_st):
+    """
+    Generate an ldif file having 10K entries and import it.
+    """
+    # Generate a test ldif (100k entries)
+    ldif_dir = topology_st.standalone.get_ldif_dir()
+    import_ldif = ldif_dir + '/49104.ldif'
+    try:
+        topology_st.standalone.buildLDIF(100000, import_ldif)
+    except OSError as e:
+        log.fatal('ticket 49104: failed to create test ldif,\
+                  error: %s - %s' % (e.errno, e.strerror))
+        assert False
+
+    # Online
+    try:
+        topology_st.standalone.tasks.importLDIF(suffix=DEFAULT_SUFFIX,
+                                                input_file=import_ldif,
+                                                args={TASK_WAIT: True})
+    except ValueError:
+        log.fatal('ticket 49104: Online import failed')
+        assert False
+
+def test_ticket49104(topology_st):
+    """
+    Run dbscan with valgrind changing the truncate size.
+    If there is no Invalid report, we can claim the test has passed.
+    """
+    log.info("Test ticket 49104 -- dbscan crashes by memory corruption")
+    myvallog = '/tmp/val49104.out'
+    if os.path.exists(myvallog):
+        os.remove(myvallog)
+    prog = os.path.join(topology_st.standalone.get_bin_dir(), 'dbscan-bin')
+    valcmd = 'valgrind --tool=memcheck --leak-check=yes --num-callers=40 --log-file=%s ' % myvallog
+    id2entry = os.path.join(topology_st.standalone.dbdir, DEFAULT_BENAME, 'id2entry.db')
+
+    for i in range(20, 30):
+        cmd = valcmd + '%s -f %s -t %d -R' % (prog, id2entry , i)
+        log.info('Running script: %s' % cmd)
+        proc = subprocess.Popen(cmd.split(), stdout=subprocess.PIPE)
+        outs = ''
+        try:
+            outs = proc.communicate()
+        except OSError as e:
+            log.exception('dbscan: error executing (%s): error %d - %s' %
+            (cmd, e.errno, e.strerror))
+            raise e
+
+        grep = 'egrep "Invalid read|Invalid write" %s' % myvallog
+        p = os.popen(grep, "r")
+        l = p.readline()
+        if 'Invalid' in l:
+            log.fatal('ERROR: valgrind reported invalid read/write: %s' % l)
+            assert False
+
+    log.info('ticket 49104 - PASSED')
+
+
+if __name__ == '__main__':
+    # Run isolated
+    # -s for DEBUG mode
+    CURRENT_FILE = os.path.realpath(__file__)
+    pytest.main("-s %s" % CURRENT_FILE)