Adding ddns-client commands.

Signed-off-by: Daniel Baumann <daniel.baumann@open-infrastructure.net>

1 files changed, 45 insertions, 0 deletions

diff --git a/ddns-client/libexec/ddns-client/list b/ddns-client/libexec/ddns-client/list
new file mode 100755
index 0000000..664ddf5
--- /dev/null
+++ b/ddns-client/libexec/ddns-client/list
@@ -0,0 +1,45 @@
+#!/bin/sh
+
+# Copyright (C) 2014-2021 Daniel Baumann <daniel.baumann@open-infrastructure.net>
+#
+# SPDX-License-Identifier: GPL-3.0+
+#
+# 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, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program 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.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+set -e
+
+. /etc/network-tools/config/ddns-client.conf
+
+# alternatives handling for dig
+if command -v kdig > /dev/null 2>&1
+then
+	# knot-dnsutils
+	DIG="kdig +noadditional"
+elif command -v dig > /dev/null 2>&1
+then
+	# bind9-dnsutils
+	DIG="dig +noadditional"
+else
+	echo "'${HOOK}': need dig from bind9-dnsutils or knot-dnsutils" >&2
+	exit 1
+fi
+
+NAMESERVER="$(echo ${NAMESERVERS} | awk '{ print $1 }')"
+
+# Run
+for NAMESERVER in ${NAMESERVERS}
+do
+	# shellcheck disable=SC2086
+	${DIG} -k "${TSIG_KEYFILE}" @"${NAMESERVER}" AXFR "${ZONE}"
+done | grep -E 'IN	(A|AAAA|TXT)	' | sort -u