TBH, I don't know if this is posix-specified, but I found out the
hard way that when trying to re-create existing files on a readonly
filesystem, some apps expect/handle EEXIST, but fail on EROFS.
This will test mkdir, mknod, and symlinks for that behavior.
Signed-off-by: Eric Sandeen <sandeen@xxxxxxxxxx>
---
Note: Think the command output is fixed enough, or should I
be grepping for keywords?
diff --git a/292 b/292
new file mode 100755
index 0000000..a14bb7f
--- /dev/null
+++ b/292
@@ -0,0 +1,73 @@
+#! /bin/bash
+# FS QA Test No. 292
+#
+# Tests for EEXIST (not EROFS) for inode creations, if
+# we ask to create an already-existing entity on an RO filesystem
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2012 Red Hat, Inc. All Rights Reserved.
+#
+# 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.
+#
+# This program is distributed in the hope that it would 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 the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+#-----------------------------------------------------------------------
+#
+# creator
+owner=sandeen@xxxxxxxxxx
+
+seq=`basename $0`
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1 # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+ cd /
+ rm -f $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common.rc
+. ./common.filter
+
+# real QA test starts here
+
+# Modify as appropriate.
+_supported_fs generic
+_supported_os Linux
+_require_scratch
+
+THIS_TEST_DIR=$SCRATCH_MNT/$seq.test
+
+_create_files()
+{
+ mknod $THIS_TEST_DIR/testnode c 1 3
+ mkdir $THIS_TEST_DIR/testdir
+ touch $THIS_TEST_DIR/testtarget
+ ln -s $THIS_TEST_DIR/testtarget $THIS_TEST_DIR/testlink
+}
+
+_scratch_mount
+
+rm -rf $THIS_TEST_DIR
+mkdir $THIS_TEST_DIR || _fail "Could not create dir for test"
+
+_create_files 2>&1 | _filter_scratch
+_scratch_mount -o remount,ro || _fail "Could not remount scratch readonly"
+_create_files 2>&1 | _filter_scratch
+
+# success, all done
+status=0
+exit
diff --git a/292.out b/292.out
new file mode 100644
index 0000000..485c567
--- /dev/null
+++ b/292.out
@@ -0,0 +1,5 @@
+QA output created by 292
+mknod: `SCRATCH_MNT/292.test/testnode': File exists
+mkdir: cannot create directory `SCRATCH_MNT/292.test/testdir': File exists
+touch: cannot touch `SCRATCH_MNT/292.test/testtarget': Read-only file system
+ln: creating symbolic link `SCRATCH_MNT/292.test/testlink': File exists
diff --git a/group b/group
index dc8db65..030082b 100644
--- a/group
+++ b/group
@@ -410,3 +410,4 @@ deprecated
289 auto quick
290 auto rw prealloc quick ioctl
291 repair
+292 auto quick
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