[Xen-changelog] Add a read-verify block device test to xm-test.

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User harry@xxxxxxxxxxxxxxxxxxxxx
# Node ID 9b11eeab4558a43c7c6f979d7e231f3245e6ce71
# Parent  224e9878c6d45d36d8d215706406d4ba91b3d6bb
Add a read-verify block device test to xm-test.
---
 tools/xm-test/configure.ac                                         |    1 
 tools/xm-test/tests/Makefile.am                                    |    7 -
 tools/xm-test/tests/block-integrity/01_block_device_read_verify.py |   62 
++++++++++
 tools/xm-test/tests/block-integrity/Makefile.am                    |   21 +++
 4 files changed, 88 insertions(+), 3 deletions(-)

diff -r 224e9878c6d4 -r 9b11eeab4558 tools/xm-test/configure.ac
--- a/tools/xm-test/configure.ac        Fri May 19 16:29:34 2006 +0100
+++ b/tools/xm-test/configure.ac        Fri May 19 16:30:21 2006 +0100
@@ -99,6 +99,7 @@ AC_CONFIG_FILES([
     tests/block-list/Makefile
     tests/block-create/Makefile
     tests/block-destroy/Makefile
+    tests/block-integrity/Makefile
     tests/console/Makefile
     tests/create/Makefile
     tests/destroy/Makefile
diff -r 224e9878c6d4 -r 9b11eeab4558 tools/xm-test/tests/Makefile.am
--- a/tools/xm-test/tests/Makefile.am   Fri May 19 16:29:34 2006 +0100
+++ b/tools/xm-test/tests/Makefile.am   Fri May 19 16:30:21 2006 +0100
@@ -1,14 +1,15 @@ SUBDIRS =                     \
 SUBDIRS =                      \
                block-create    \
-               block-list      \
-                block-destroy   \
+               block-list      \
+               block-destroy   \
+               block-integrity \
                console         \
                create          \
                destroy         \
                dmesg           \
                domid           \
                domname         \
-               help            \
+               help            \
                info            \
                list            \
                memmax          \
diff -r 224e9878c6d4 -r 9b11eeab4558 
tools/xm-test/tests/block-integrity/01_block_device_read_verify.py
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/xm-test/tests/block-integrity/01_block_device_read_verify.py        
Fri May 19 16:30:21 2006 +0100
@@ -0,0 +1,62 @@
+#!/usr/bin/python
+
+# Copyright (C) International Business Machines Corp., 2006
+# Author: Harry Butterworth <butterwo@xxxxxxxxxx>
+
+# This test initialises a ram disk in dom0 with data from /dev/urandom and
+# then imports the ram disk device as a physical device into a domU. The md5
+# checksum of the data in the ramdisk is calculated in dom0 and also
+# calculated by the domU reading the data through the blk frontend and
+# backend drivers.  The test succeeds if the checksums match indicating that
+# the domU successfully read all the correct data from the device.
+
+import re
+
+from XmTestLib import *
+from XmTestLib.block_utils import *
+
+if ENABLE_HVM_SUPPORT:
+    SKIP("Block-attach not supported for HVM domains")
+
+domain = XmTestDomain()
+
+try:
+    console = domain.start()
+except DomainError, e:
+    FAIL(str(e))
+
+console.setHistorySaveCmds(value=True)
+
+traceCommand("cat /dev/urandom > /dev/ram1")
+
+s, o = traceCommand("md5sum /dev/ram1")
+
+dom0_md5sum_match = re.search(r"^[\dA-Fa-f]{32}", o)
+
+block_attach(domain, "phy:ram1", "hda1")
+
+try:
+    run = console.runCmd("md5sum /dev/hda1")
+except ConsoleError, e:
+    FAIL(str(e))
+
+domU_md5sum_match = re.search(r"^[\dA-Fa-f]{32}", run["output"])
+
+domain.closeConsole()
+
+domain.stop()
+
+if dom0_md5sum_match == None:
+    FAIL("Failed to get md5sum of test ram disk in dom0.")
+
+if domU_md5sum_match == None:
+    FAIL("Failed to get md5sum of test ram disk in domU.")
+
+if verbose:
+    print "md5sum dom0:"
+    print dom0_md5sum_match.group()
+    print "md5sum domU:"
+    print domU_md5sum_match.group()
+
+if dom0_md5sum_match.group() != domU_md5sum_match.group():
+    FAIL("MISCOMPARE: data read in domU did not match data provided by domO.")
diff -r 224e9878c6d4 -r 9b11eeab4558 
tools/xm-test/tests/block-integrity/Makefile.am
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/xm-test/tests/block-integrity/Makefile.am   Fri May 19 16:30:21 
2006 +0100
@@ -0,0 +1,21 @@
+
+SUBDIRS =
+
+TESTS = 01_block_device_read_verify.test
+
+XFAIL_TESTS = 
+
+EXTRA_DIST = $(TESTS) $(XFAIL_TESTS)
+
+TESTS_ENVIRONMENT=@TENV@
+
+%.test: %.py
+       cp $< $@
+       chmod +x $@
+
+clean-local: am_config_clean-local
+
+am_config_clean-local:
+       rm -f *test
+       rm -f *log
+       rm -f *~

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