tests: Introduce libmount/loop

Add libmount/loop test that tests various loop mount options.

Signed-off-by: Stanislav Brabec <sbrabec@suse.cz>

diff --git a/tests/expected/libmount/loop b/tests/expected/libmount/loop
new file mode 100644 (file)
index 0000000..3582111
--- /dev/null
+++ b/tests/expected/libmount/loop
@@ -0,0 +1 @@
+Success

diff --git a/tests/expected/libmount/loop-conflict b/tests/expected/libmount/loop-conflict
new file mode 100644 (file)
index 0000000..e26f99a
--- /dev/null
+++ b/tests/expected/libmount/loop-conflict
@@ -0,0 +1,2 @@
+: overlapping loop device exists
+Success

diff --git a/tests/expected/libmount/loop-dev-loop b/tests/expected/libmount/loop-dev-loop
new file mode 100644 (file)
index 0000000..3582111
--- /dev/null
+++ b/tests/expected/libmount/loop-dev-loop
@@ -0,0 +1 @@
+Success

diff --git a/tests/expected/libmount/loop-file b/tests/expected/libmount/loop-file
new file mode 100644 (file)
index 0000000..3582111
--- /dev/null
+++ b/tests/expected/libmount/loop-file
@@ -0,0 +1 @@
+Success

diff --git a/tests/expected/libmount/loop-file-o-loop b/tests/expected/libmount/loop-file-o-loop
new file mode 100644 (file)
index 0000000..3582111
--- /dev/null
+++ b/tests/expected/libmount/loop-file-o-loop
@@ -0,0 +1 @@
+Success

diff --git a/tests/expected/libmount/loop-o-loop-val b/tests/expected/libmount/loop-o-loop-val
new file mode 100644 (file)
index 0000000..3582111
--- /dev/null
+++ b/tests/expected/libmount/loop-o-loop-val
@@ -0,0 +1 @@
+Success

diff --git a/tests/expected/libmount/loop-o-loop-val-conflict b/tests/expected/libmount/loop-o-loop-val-conflict
new file mode 100644 (file)
index 0000000..0438474
--- /dev/null
+++ b/tests/expected/libmount/loop-o-loop-val-conflict
@@ -0,0 +1,2 @@
+: failed to setup loop device: Device or resource busy
+Success

diff --git a/tests/expected/libmount/loop-o-loop-val-initialized b/tests/expected/libmount/loop-o-loop-val-initialized
new file mode 100644 (file)
index 0000000..e26f99a
--- /dev/null
+++ b/tests/expected/libmount/loop-o-loop-val-initialized
@@ -0,0 +1,2 @@
+: overlapping loop device exists
+Success

diff --git a/tests/expected/libmount/loop-reuse b/tests/expected/libmount/loop-reuse
new file mode 100644 (file)
index 0000000..3582111
--- /dev/null
+++ b/tests/expected/libmount/loop-reuse
@@ -0,0 +1 @@
+Success

diff --git a/tests/ts/libmount/loop b/tests/ts/libmount/loop
new file mode 100755 (executable)
index 0000000..452732f
--- /dev/null
+++ b/tests/ts/libmount/loop
@@ -0,0 +1,133 @@
+#!/bin/bash
+
+#
+# Copyright (C) 2016 Stanislav Brabec <sbrabec@suse.cz>
+#
+# This file is part of util-linux.
+#
+# This file 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 file 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.
+#
+
+TS_TOPDIR="${0%/*}/../.."
+TS_DESC="losetup-loop"
+
+. $TS_TOPDIR/functions.sh
+ts_init "$*"
+
+ts_check_test_command "$TS_CMD_MOUNT"
+ts_check_test_command "$TS_CMD_LOSETUP"
+
+ts_skip_nonroot
+ts_check_losetup
+ts_check_prog "mkfs.ext3"
+
+#
+# file-* tests: Backing file is a regular file
+#
+BACKFILE=$(ts_image_init 10)
+
+mkfs.ext3 -F $BACKFILE &> /dev/null || ts_die "Cannot make ext3 on $BACKFILE"
+
+# All tests are separated by "udevadm settle" because loop device exists some time after
+# "losetup -d". This device confuses some tests. And find-race-condition, tests,
+# whether re-use of this device works.
+udevadm settle
+
+ts_init_subtest "file"
+[ -d "$TS_MOUNTPOINT" ] || mkdir -p $TS_MOUNTPOINT
+$TS_CMD_MOUNT "$BACKFILE" "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>&1
+$TS_CMD_UMOUNT "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>&1
+udevadm settle
+ts_log "Success"
+ts_finalize_subtest
+
+ts_init_subtest "file-o-loop"
+[ -d "$TS_MOUNTPOINT" ] || mkdir -p $TS_MOUNTPOINT
+$TS_CMD_MOUNT -oloop "$BACKFILE" "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>&1
+$TS_CMD_UMOUNT "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>&1
+udevadm settle
+ts_log "Success"
+ts_finalize_subtest
+
+ts_init_subtest "dev-loop"
+[ -d "$TS_MOUNTPOINT" ] || mkdir -p $TS_MOUNTPOINT
+LODEV=$( $TS_CMD_LOSETUP --find --nooverlap --show $BACKFILE 2>> $TS_OUTPUT )
+$TS_CMD_MOUNT $LODEV "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>&1
+MOUNTED_LODEV="$( $TS_CMD_MOUNT | grep "$TS_MOUNTPOINT" | while read LODEV REST ; do echo $LODEV ; done )"
+if test "$MOUNTED_LODEV" != "$LODEV" ; then
+    echo "Mounted incorrect device mounts: $MOUNTED_LODEV, wants: $LODEV" >> $TS_OUTPUT
+fi
+$TS_CMD_UMOUNT "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>&1
+$TS_CMD_LOSETUP --detach $LODEV >> $TS_OUTPUT 2>&1
+udevadm settle
+ts_log "Success"
+ts_finalize_subtest
+
+ts_init_subtest "o-loop-val"
+[ -d "$TS_MOUNTPOINT" ] || mkdir -p $TS_MOUNTPOINT
+LODEV=$( $TS_CMD_LOSETUP --find 2>> $TS_OUTPUT )
+$TS_CMD_MOUNT -oloop=$LODEV "$BACKFILE" "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>&1
+MOUNTED_LODEV="$( cat /proc/self/mounts |  grep "$TS_MOUNTPOINT" | while read LODEV REST ; do echo $LODEV ; done )"
+if test "$MOUNTED_LODEV" != "$LODEV" ; then
+    echo "Mounted incorrect device mounts: $MOUNTED_LODEV, wants: $LODEV" >> $TS_OUTPUT
+fi
+$TS_CMD_UMOUNT "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>&1
+udevadm settle
+ts_log "Success"
+ts_finalize_subtest
+
+ts_init_subtest "reuse"
+[ -d "$TS_MOUNTPOINT" ] || mkdir -p $TS_MOUNTPOINT
+LODEV=$( $TS_CMD_LOSETUP --find --nooverlap --show "$BACKFILE" 2>> $TS_OUTPUT )
+$TS_CMD_MOUNT "$BACKFILE" "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>&1
+MOUNTED_LODEV="$( cat /proc/self/mounts |  grep "$TS_MOUNTPOINT" | while read LODEV REST ; do echo $LODEV ; done )"
+if test "$MOUNTED_LODEV" != "$LODEV" ; then
+    echo "Mounted incorrect device mounts: $MOUNTED_LODEV, wants: $LODEV" >> $TS_OUTPUT
+fi
+$TS_CMD_UMOUNT "$TS_MOUNTPOINT" >> $TS_OUTPUT 2>&1
+$TS_CMD_LOSETUP --detach $LODEV >> $TS_OUTPUT 2>&1
+udevadm settle
+ts_log "Success"
+ts_finalize_subtest
+
+ts_init_subtest "conflict"
+[ -d "$TS_MOUNTPOINT" ] || mkdir -p $TS_MOUNTPOINT
+LODEV=$( $TS_CMD_LOSETUP --find --nooverlap --show --offset=1000 "$BACKFILE" 2>> $TS_OUTPUT )
+$TS_CMD_MOUNT "$BACKFILE" "$TS_MOUNTPOINT" 2>&1 | sed 's/^.*\.img//' > $TS_OUTPUT
+$TS_CMD_LOSETUP --detach $LODEV >> $TS_OUTPUT 2>&1
+udevadm settle
+ts_log "Success"
+ts_finalize_subtest
+
+ts_init_subtest "o-loop-val-initialized"
+[ -d "$TS_MOUNTPOINT" ] || mkdir -p $TS_MOUNTPOINT
+LODEV=$( $TS_CMD_LOSETUP --find 2>> $TS_OUTPUT )
+$TS_CMD_LOSETUP $LODEV "$BACKFILE" >> $TS_OUTPUT 2>&1
+$TS_CMD_MOUNT -oloop=$LODEV "$BACKFILE" "$TS_MOUNTPOINT" 2>&1 | sed 's/^.*\.img//' > $TS_OUTPUT
+$TS_CMD_LOSETUP --detach $LODEV >> $TS_OUTPUT 2>&1
+udevadm settle
+ts_log "Success"
+ts_finalize_subtest
+
+ts_init_subtest "o-loop-val-conflict"
+[ -d "$TS_MOUNTPOINT" ] || mkdir -p $TS_MOUNTPOINT
+cp "$BACKFILE" "$BACKFILE"-2
+LODEV=$( $TS_CMD_LOSETUP --find 2>> $TS_OUTPUT )
+$TS_CMD_LOSETUP $LODEV "$BACKFILE"-2 >> $TS_OUTPUT 2>&1
+$TS_CMD_MOUNT -oloop=$LODEV "$BACKFILE" "$TS_MOUNTPOINT" 2>&1 | sed 's/^.*\.img//' > $TS_OUTPUT
+$TS_CMD_LOSETUP --detach $LODEV >> $TS_OUTPUT 2>&1
+rm "$BACKFILE"-2
+udevadm settle
+ts_log "Success"
+ts_finalize_subtest
+
+ts_log "Success"
+ts_finalize

diff --git a/tests/ts/losetup/losetup-loop b/tests/ts/losetup/losetup-loop
index 13ccc650807cb1ed3d3a0b1ceeef5842718d5910..6ec521e3ac1424e3059570317db2a3269c922d01 100755 (executable)
--- a/tests/ts/losetup/losetup-loop
+++ b/tests/ts/losetup/losetup-loop
@@ -36,7 +36,7 @@ ts_check_losetup
 ts_scsi_debug_init dev_size_mb=11
 BACKFILE="$TS_DEVICE"
 
-# All tests are separated by sleep 3, because loop device exists some time after
+# All tests are separated by "udevadm settle" because loop device exists some time after
 # "losetup -d". This device confuses some tests. And find-race-condition, tests,
 # whether re-use of this device works.