1 files changed, 94 insertions, 0 deletions
diff --git a/tests/ts/lsns/nsfs b/tests/ts/lsns/nsfs
new file mode 100755
index 0000000..70cab2b
--- /dev/null
+++ b/tests/ts/lsns/nsfs
@@ -0,0 +1,94 @@
+#!/bin/bash
+#
+# Copyright (C) 2017 Masatake YAMATO <yamato@redhat.com>
+#
+# 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="NSFS for ip-netns-add"
+
+. $TS_TOPDIR/functions.sh
+ts_init "$*"
+
+ts_skip_nonroot
+
+ts_check_test_command "$TS_CMD_LSNS"
+ts_check_test_command "$TS_CMD_MOUNT"
+ts_check_test_command "$TS_CMD_UMOUNT"
+ts_check_prog "ip"
+ts_check_prog "dd"
+ts_check_prog "touch"
+ts_check_prog "mkfifo"
+ts_check_prog "sed"
+
+grep -q '#define HAVE_LINUX_NET_NAMESPACE_H' ${top_builddir}/config.h || ts_skip "no netns support"
+
+ts_cd "$TS_OUTDIR"
+
+NAME1=ABC
+NAME2=XYZ
+PATH1=/run/netns/$NAME1
+PATH2=$TS_OUTDIR/$NAME2
+FIFO=$TS_OUTDIR/FIFO-NSFS
+NULL=/dev/null
+
+function cleanup {
+	rm -f $FIFO
+	$TS_CMD_UMOUNT $PATH2 2> /dev/null || :
+	rm -f $PATH2
+	ip netns delete $NAME1 2> /dev/null || :
+}
+
+cleanup
+mkfifo $FIFO
+
+if ip netns add $NAME1 &&
+	touch ${PATH2} &&
+	$TS_CMD_MOUNT -o bind ${PATH1} ${PATH2}; then
+    ip netns exec $NAME1 dd if=$FIFO bs=1 count=2 of=$NULL 2> $NULL &
+    PID=$!
+else
+    cleanup
+    ts_skip "failed to initialize"
+fi
+{
+    dd if=/dev/zero bs=1 count=1 2> $NULL
+    LSNS_FULL=$($TS_CMD_LSNS --type net)
+    NSFS_NAMES_MLINES=$($TS_CMD_LSNS -n -o NSFS --type net --task $PID | { while read VAL; do echo $VAL; done; } )
+    NSFS_NAMES_1LINE=$($TS_CMD_LSNS -n -o NSFS --nowrap --type net --task $PID | { while read VAL; do echo $VAL; done; } )
+    dd if=/dev/zero bs=1 count=1 2> $NULL
+} > $FIFO
+
+test "$NSFS_NAMES_MLINES" = "$PATH1
+$PATH2" && test "$NSFS_NAMES_1LINE" = "$PATH1,$PATH2"
+
+RESULT=$?
+echo $RESULT >> $TS_OUTPUT
+
+if [ $RESULT -ne 0 ]; then
+	echo
+	echo "**Full-report**"
+	echo "$LSNS_FULL"
+	echo "**Paths**"
+	echo "PATH1: $PATH1"
+	echo "PATH2: $PATH2"
+	echo "**Multi-line:**"
+	echo "$NSFS_NAMES_MLINES"
+	echo "**One-line:**"
+	echo "$NSFS_NAMES_1LINE"
+	echo "****"
+fi
+
+cleanup
+ts_finalize