From 22416a2329ec531b9608c21b11ff3d53275fe7a0 Mon Sep 17 00:00:00 2001
From: "Richard W.M. Jones" <rjones@redhat.com>
Date: Mon, 22 Feb 2021 10:18:45 +0000
Subject: [PATCH] daemon: lvm: Use lvcreate --yes to avoid interactive prompts.

See https://bugzilla.redhat.com/show_bug.cgi?id=1930996#c1

Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=1930996
(cherry picked from commit 21cd97732c4973db835b8b6540c8ad582ebd2bda)
---
 daemon/lvm.c                     |  2 +-
 tests/regressions/Makefile.am    |  2 ++
 tests/regressions/rhbz1930996.sh | 36 ++++++++++++++++++++++++++++++++
 3 files changed, 39 insertions(+), 1 deletion(-)
 create mode 100755 tests/regressions/rhbz1930996.sh

diff --git a/daemon/lvm.c b/daemon/lvm.c
index 841dc4b6b..72c59c3a1 100644
--- a/daemon/lvm.c
+++ b/daemon/lvm.c
@@ -219,7 +219,7 @@ do_lvcreate (const char *logvol, const char *volgroup, int mbytes)
   snprintf (size, sizeof size, "%d", mbytes);
 
   r = command (NULL, &err,
-               "lvm", "lvcreate",
+               "lvm", "lvcreate", "--yes",
                "-L", size, "-n", logvol, volgroup, NULL);
   if (r == -1) {
     reply_with_error ("%s", err);
diff --git a/tests/regressions/Makefile.am b/tests/regressions/Makefile.am
index ecb0d68a7..c1e0ee8a9 100644
--- a/tests/regressions/Makefile.am
+++ b/tests/regressions/Makefile.am
@@ -49,6 +49,7 @@ EXTRA_DIST = \
 	rhbz1370424.sh \
 	rhbz1370424.xml \
 	rhbz1477623.sh \
+	rhbz1930996.sh \
 	test-noexec-stack.pl
 
 TESTS = \
@@ -79,6 +80,7 @@ TESTS = \
 	rhbz1285847.sh \
 	rhbz1370424.sh \
 	rhbz1477623.sh \
+	rhbz1930996.sh \
 	test-big-heap \
 	test-noexec-stack.pl \
 	$(SLOW_TESTS)
diff --git a/tests/regressions/rhbz1930996.sh b/tests/regressions/rhbz1930996.sh
new file mode 100755
index 000000000..27089beaa
--- /dev/null
+++ b/tests/regressions/rhbz1930996.sh
@@ -0,0 +1,36 @@
+#!/bin/bash -
+# libguestfs
+# Copyright (C) 2017-2021 Red Hat Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+# Regression test for:
+# https://bugzilla.redhat.com/show_bug.cgi?id=1930996#c1
+#
+# Actually a bug/change in LVM, previously we failed to create an LV
+# if the underlying disk contained a filesystem signature.
+
+set -e
+
+$TEST_FUNCTIONS
+skip_if_skipped
+skip_unless_phony_guest fedora.img
+
+f=rhbz1930996.img
+rm -f $f
+
+guestfish -N $f=lvfs vgremove VG : vgcreate VG /dev/sda1 : lvcreate LV2 VG 100
+
+rm $f
-- 
2.18.4