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-rwxr-xr-xlinux/bin/linux-leds156
1 files changed, 156 insertions, 0 deletions
diff --git a/linux/bin/linux-leds b/linux/bin/linux-leds
new file mode 100755
index 0000000..ffe17b3
--- /dev/null
+++ b/linux/bin/linux-leds
@@ -0,0 +1,156 @@
+#!/bin/sh
+
+# Open Infrastructure: service-tools
+
+# Copyright (C) 2014-2022 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
+
+PROGRAM="$(basename "${0}")"
+
+RED="\033[1;33;31m"
+GREEN="\033[1;33;32m"
+NORMAL="\033[0m"
+
+Ethtool_get ()
+{
+ DEVICE="${1}"
+ FLAG="${2}"
+ TARGET_VALUE="${3}"
+
+ if ethtool --show-priv-flags "${DEVICE}" | awk '{ print $1 }' | grep -qs "^${FLAG}$"
+ then
+ CURRENT_VALUE="$(ethtool --show-priv-flags "${DEVICE}" | awk "/^${FLAG} / { print \$3 }")"
+
+ if [ "${CURRENT_VALUE}" = "${TARGET_VALUE}" ]
+ then
+ echo -n " ${FLAG}=${GREEN}${CURRENT_VALUE}${NORMAL}"
+ else
+ echo -n " ${FLAG}=${RED}${CURRENT_VALUE}${NORMAL}"
+ fi
+ fi
+}
+
+Ethtool_set ()
+{
+ DEVICE="${1}"
+ FLAG="${2}"
+ VALUE="${3}"
+
+ if ethtool --show-priv-flags "${DEVICE}" | awk '{ print $1 }' | grep -qs "^${FLAG}$"
+ then
+ echo -n " ${FLAG}"
+ ethtool --set-priv-flags "${DEVICE}" "${FLAG}" "${VALUE}"
+ echo -n "=${VALUE}"
+ fi
+}
+
+Test_root ()
+{
+ case "$(id -u)" in
+ 0)
+ ;;
+
+ *)
+ echo "'${PROGRAM}': must be run as root (or use sudo)" >&2
+ exit 1
+ ;;
+ esac
+}
+
+Start ()
+{
+ Test_root
+
+ for DEVICE in ${DEVICES}
+ do
+ echo -n "Configuring ${DEVICE}:"
+ Ethtool_set "${DEVICE}" disable-fw-lldp on
+ Ethtool_set "${DEVICE}" link-down-on-close on
+ echo
+ done
+}
+
+Stop ()
+{
+ Test_root
+
+ for DEVICE in ${DEVICES}
+ do
+ echo -n "Deconfiguring ${DEVICE}:"
+ Ethtool_set "${DEVICE}" disable-fw-lldp off
+ Ethtool_set "${DEVICE}" link-down-on-close off
+ echo
+ done
+}
+
+Status ()
+{
+ for DEVICE in ${DEVICES}
+ do
+ echo -n "${DEVICE}:"
+ Ethtool_get "${DEVICE}" disable-fw-lldp on
+ Ethtool_get "${DEVICE}" link-down-on-close on
+ echo
+ done
+}
+
+Usage ()
+{
+ echo "Usage: ${PROGRAM} {start|stop|status}" >&2
+ echo >&2
+ echo "See ${PROGRAM}(1) for more information." >&2
+
+ exit 1
+}
+
+if [ -z "${1}" ]
+then
+ Usage
+fi
+
+if [ ! -x /usr/sbin/ethtool ]
+then
+ echo "'${PROGRAM}': /usr/sbin/ethtool - no such file." >&2
+ exit 1
+fi
+
+DEVICES="$(grep -s '^DRIVER=i40e' /sys/class/net/*/device/uevent | awk -F/ '{ print $5 }' | sort -V)"
+
+if [ -z "${DEVICES}" ]
+then
+ echo "'${PROGRAM}': no network devices available with i40e driver" >&2
+fi
+
+case "${1}" in
+ start)
+ Start
+ ;;
+
+ stop)
+ Stop
+ ;;
+
+ status)
+ Status
+ ;;
+
+ *)
+ Usage
+ ;;
+esac