test: Add lvmetad-dump.sh.

test/shell/lvmetad-dump.sh

@@ -0,0 +1,38 @@
+#!/bin/sh
+# Copyright (C) 2012 Red Hat, Inc. All rights reserved.
+#
+# This copyrighted material is made available to anyone wishing to use,
+# modify, copy, or redistribute it subject to the terms and conditions
+# of the GNU General Public License v.2.
+#
+# 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+. lib/test
+test -e LOCAL_LVMETAD || skip
+
+aux prepare_pvs 2
+vgcreate $vg1 $dev1 $dev2
+lvcreate -n bar -l 1 $vg1
+
+lvmetad_talk() {
+    if type -p socat >& /dev/null; then
+	socat "unix-connect:$1" -
+    elif echo | nc -U "$1"; then
+	nc -U "$1"
+    else
+	echo "WARNING: Neither socat nor nc -U seems to be available." 1>&2
+	echo "# DUMP FAILED"
+	return 1
+    fi
+}
+
+lvmetad_dump() {
+    (echo 'request="dump"'; echo '##') | lvmetad_talk "$@"
+}
+
+(echo | lvmetad_talk ./lvmetad.socket) || skip
+lvmetad_dump ./lvmetad.socket | tee lvmetad.txt
+
+grep $vg1 lvmetad.txt