nbdkit/0006-tests-Add-a-second-test-of-the-offset-filter.patch

From 97a5e57037aa0130a1e46aa6162171d941a58d62 Mon Sep 17 00:00:00 2001
From: "Richard W.M. Jones" <rjones@redhat.com>
Date: Sat, 7 Jul 2018 14:10:11 +0100
Subject: [PATCH 06/12] tests: Add a second test of the offset filter.

This tests that the offset filter works for non-aligned offsets and
that nbdkit can handle virtual disks which are ~ 2^63 bits in size.

Implemented using the pattern plugin.
---
 tests/Makefile.am     |   3 ++
 tests/test-offset2.sh | 121 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 124 insertions(+)
 create mode 100755 tests/test-offset2.sh

diff --git a/tests/Makefile.am b/tests/Makefile.am
index 354c12c..6c3a5a6 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -61,6 +61,7 @@ EXTRA_DIST = \
 	test-nozero.sh \
 	test_ocaml_plugin.ml \
 	test-ocaml.c \
+	test-offset2.sh \
 	test-parallel-file.sh \
 	test-parallel-nbd.sh \
 	test-pattern.sh \
@@ -539,6 +540,8 @@ test_offset_SOURCES = test-offset.c test.h
 test_offset_CFLAGS = $(WARNINGS_CFLAGS) $(LIBGUESTFS_CFLAGS)
 test_offset_LDADD = libtest.la $(LIBGUESTFS_LIBS)
 
+TESTS += test-offset2.sh
+
 # partition filter test.
 LIBGUESTFS_TESTS += test-partition
 
diff --git a/tests/test-offset2.sh b/tests/test-offset2.sh
new file mode 100755
index 0000000..a4f44cc
--- /dev/null
+++ b/tests/test-offset2.sh
@@ -0,0 +1,121 @@
+#!/bin/bash -
+# nbdkit
+# Copyright (C) 2018 Red Hat Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution.
+#
+# * Neither the name of Red Hat nor the names of its contributors may be
+# used to endorse or promote products derived from this software without
+# specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY RED HAT AND CONTRIBUTORS ''AS IS'' AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+# PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL RED HAT OR
+# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+# OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+# SUCH DAMAGE.
+
+# Additional test of the offset filter using the pattern plugin.
+
+set -e
+set -x
+
+files="offset2.out offset2.pid offset2.sock"
+rm -f $files
+
+# Test that qemu-io works
+if ! qemu-io --help >/dev/null; then
+    echo "$0: missing or broken qemu-io"
+    exit 77
+fi
+
+# Run nbdkit with pattern plugin and offset filter in front.
+# 8070450532247927809 = 7E - 1023
+nbdkit -P offset2.pid -U offset2.sock \
+       --filter=offset \
+       pattern size=7E \
+       offset=8070450532247927809 range=512
+
+# We may have to wait a short time for the pid file to appear.
+for i in `seq 1 10`; do
+    if test -f offset2.pid; then
+        break
+    fi
+    sleep 1
+done
+if ! test -f offset2.pid; then
+    echo "$0: PID file was not created"
+    exit 1
+fi
+
+pid="$(cat offset2.pid)"
+
+# Kill the nbdkit process on exit.
+cleanup ()
+{
+    status=$?
+
+    kill $pid
+    rm -f $files
+
+    exit $status
+}
+trap cleanup INT QUIT TERM EXIT ERR
+
+qemu-io -r -f raw 'nbd+unix://?socket=offset2.sock' \
+        -c 'r -v 0 512' | grep -E '^[[:xdigit:]]+:' > offset2.out
+if [ "$(cat offset2.out)" != "00000000:  ff ff ff ff ff fc 00 6f ff ff ff ff ff fc 08 6f  .......o.......o
+00000010:  ff ff ff ff ff fc 10 6f ff ff ff ff ff fc 18 6f  .......o.......o
+00000020:  ff ff ff ff ff fc 20 6f ff ff ff ff ff fc 28 6f  .......o.......o
+00000030:  ff ff ff ff ff fc 30 6f ff ff ff ff ff fc 38 6f  ......0o......8o
+00000040:  ff ff ff ff ff fc 40 6f ff ff ff ff ff fc 48 6f  .......o......Ho
+00000050:  ff ff ff ff ff fc 50 6f ff ff ff ff ff fc 58 6f  ......Po......Xo
+00000060:  ff ff ff ff ff fc 60 6f ff ff ff ff ff fc 68 6f  .......o......ho
+00000070:  ff ff ff ff ff fc 70 6f ff ff ff ff ff fc 78 6f  ......po......xo
+00000080:  ff ff ff ff ff fc 80 6f ff ff ff ff ff fc 88 6f  .......o.......o
+00000090:  ff ff ff ff ff fc 90 6f ff ff ff ff ff fc 98 6f  .......o.......o
+000000a0:  ff ff ff ff ff fc a0 6f ff ff ff ff ff fc a8 6f  .......o.......o
+000000b0:  ff ff ff ff ff fc b0 6f ff ff ff ff ff fc b8 6f  .......o.......o
+000000c0:  ff ff ff ff ff fc c0 6f ff ff ff ff ff fc c8 6f  .......o.......o
+000000d0:  ff ff ff ff ff fc d0 6f ff ff ff ff ff fc d8 6f  .......o.......o
+000000e0:  ff ff ff ff ff fc e0 6f ff ff ff ff ff fc e8 6f  .......o.......o
+000000f0:  ff ff ff ff ff fc f0 6f ff ff ff ff ff fc f8 6f  .......o.......o
+00000100:  ff ff ff ff ff fd 00 6f ff ff ff ff ff fd 08 6f  .......o.......o
+00000110:  ff ff ff ff ff fd 10 6f ff ff ff ff ff fd 18 6f  .......o.......o
+00000120:  ff ff ff ff ff fd 20 6f ff ff ff ff ff fd 28 6f  .......o.......o
+00000130:  ff ff ff ff ff fd 30 6f ff ff ff ff ff fd 38 6f  ......0o......8o
+00000140:  ff ff ff ff ff fd 40 6f ff ff ff ff ff fd 48 6f  .......o......Ho
+00000150:  ff ff ff ff ff fd 50 6f ff ff ff ff ff fd 58 6f  ......Po......Xo
+00000160:  ff ff ff ff ff fd 60 6f ff ff ff ff ff fd 68 6f  .......o......ho
+00000170:  ff ff ff ff ff fd 70 6f ff ff ff ff ff fd 78 6f  ......po......xo
+00000180:  ff ff ff ff ff fd 80 6f ff ff ff ff ff fd 88 6f  .......o.......o
+00000190:  ff ff ff ff ff fd 90 6f ff ff ff ff ff fd 98 6f  .......o.......o
+000001a0:  ff ff ff ff ff fd a0 6f ff ff ff ff ff fd a8 6f  .......o.......o
+000001b0:  ff ff ff ff ff fd b0 6f ff ff ff ff ff fd b8 6f  .......o.......o
+000001c0:  ff ff ff ff ff fd c0 6f ff ff ff ff ff fd c8 6f  .......o.......o
+000001d0:  ff ff ff ff ff fd d0 6f ff ff ff ff ff fd d8 6f  .......o.......o
+000001e0:  ff ff ff ff ff fd e0 6f ff ff ff ff ff fd e8 6f  .......o.......o
+000001f0:  ff ff ff ff ff fd f0 6f ff ff ff ff ff fd f8 6f  .......o.......o" ]
+then
+    echo "$0: unexpected pattern:"
+    cat offset2.out
+    exit 1
+fi
+
+# The cleanup() function is called implicitly on exit.
-- 
2.17.1