From 30ff6afe596eddafacf22b1a5b2d1a3d6254ea15 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 15:14:44 +0200
Subject: Adding upstream version 2.36.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/ts/lsns/netnsid | 96 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100755 tests/ts/lsns/netnsid

(limited to 'tests/ts/lsns/netnsid')

diff --git a/tests/ts/lsns/netnsid b/tests/ts/lsns/netnsid
new file mode 100755
index 0000000..9d04f28
--- /dev/null
+++ b/tests/ts/lsns/netnsid
@@ -0,0 +1,96 @@
+#!/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="NETNSID compare to ip-link"
+
+. $TS_TOPDIR/functions.sh
+ts_init "$*"
+
+ts_check_test_command "$TS_CMD_LSNS"
+ts_check_prog "ip"
+ts_check_prog "dd"
+ts_check_prog "mkfifo"
+ts_check_prog "sed"
+ts_skip_nonroot
+
+grep -q '#define HAVE_LINUX_NET_NAMESPACE_H' ${top_builddir}/config.h || ts_skip "no netns support"
+ts_cd "$TS_OUTDIR"
+
+vetha=lsns-vetha
+vethb=lsns-vethb
+NS=LSNS-TEST-NETNSID-NS
+FIFO=$TS_OUTDIR/FIFO-NETNSID
+NULL=/dev/null
+LOG=/dev/null #/root/foo.log
+
+function cleanup {
+	ip link delete $vetha 2> $NULL || :
+	ip netns delete $NS 2> $NULL || :
+	rm -f $FIFO
+}
+
+echo "==Cleanup" >> $LOG
+cleanup
+
+echo "==Create FIFO" >> $LOG
+mkfifo $FIFO
+
+echo "==Netns ADD" >> $LOG
+if ip netns add $NS &&
+	ip link add name $vetha type veth peer name $vethb &&
+	ip link set $vethb netns $NS; then
+    echo "===Netns EXEC" >> $LOG
+    ip netns exec $NS dd if=$FIFO bs=1 count=2 of=$NULL 2> $NULL &
+    PID=$!
+    echo "====PID=$PID" >> $LOG
+else
+    cleanup
+    ts_skip "failed to initialize"
+fi
+{
+    echo "==Write to FIFO" >> $LOG
+    dd if=/dev/zero bs=1 count=1 2> $NULL
+    {
+	echo "===IP output" >> $LOG
+	ip -o link show dev $vetha >> $LOG
+
+	IP_ID=$(ip -o link show dev $vetha | sed -ne 's/.* *link-netnsid *\([0-9]*\)/\1/p')
+	echo "====ip show: IP_ID=$IP_ID" >> $LOG
+
+	if [ "x$IP_ID" = "x" ]; then
+		echo "===IP output list id" >> $LOG
+		ip netns list-id >> $LOG
+
+		IP_ID=$(ip netns list-id | awk "/name: $NS/ { print \$2 }")
+		echo "====ip list-id: IP_ID=$IP_ID" >> $LOG
+	fi
+
+	echo "===LSNS output" >> $LOG
+	$TS_CMD_LSNS -o+NETNSID,NSFS --type net >> $LOG
+
+	LSNS_ID=$($TS_CMD_LSNS -n -o NETNSID --type net --task $PID | { read VAL; echo $VAL; } )
+	echo "===LSNS_ID=$LSNS_ID" >> $LOG
+    }
+    dd if=/dev/zero bs=1 count=1 2> $NULL
+} > $FIFO
+
+test "$IP_ID" = "$LSNS_ID"
+echo $? >> $TS_OUTPUT
+
+cleanup
+ts_finalize
-- 
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