tmux-bond-device

commit 9eca19e20e8914e75ebd4568b8c0d2e7abd27c53
parent 442e037917c68ef29c5bd7684cdb8b7bef3bb78e
Author: pyratebeard <root@pyratebeard.net>
Date:   Fri, 10 Jul 2020 16:32:32 +0100

working script

tmux file and script to find current active bond device

Diffstat:
A
bond_device.tmux
 | 
19
+++++++++++++++++++
A
scripts/bond_interface.sh
 | 
37
+++++++++++++++++++++++++++++++++++++

2 files changed, 56 insertions(+), 0 deletions(-)
diff --git a/bond_device.tmux b/bond_device.tmux
@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+
+CURRENT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+
+device="#($CURRENT_DIR/scripts/bond_interface.sh)"
+interpolate_string="\#{bond_device}"
+
+interpolate() {
+	local -r status="$1"
+	local -r status_value=$(tmux show-option -gqv "$status")
+	tmux set-option -gq "$status" "${status_value/$interpolate_string/$device}"
+}
+
+main() {
+	interpolate "status-left"
+	interpolate "status-right"
+}
+
+main
diff --git a/scripts/bond_interface.sh b/scripts/bond_interface.sh
@@ -0,0 +1,37 @@
+#!/usr/bin/env bash
+
+bond_device="bond0"
+ethernet="ethernet"
+wifi="wi-fi"
+bond_option="@bond"
+ethernet_option="@ethernet"
+wifi_option="@wifi"
+
+get_tmux_option() {
+	local -r option="$1"
+	local -r default_option="$2"
+	local -r option_value="$(tmux show-option -gqv "$option")"
+	if [ -z "$option_value" ] ; then
+		echo "$default_option"
+	else
+		echo "$option_value"
+	fi
+}
+
+network_device() {
+	local bond_device="$(get_tmux_option "$bond_option" "$bond_device")"
+	local current_device="$(awk '/Currently Active/ {print $NF}' /proc/net/bonding/${bond_device})"
+	if [[ $current_device =~ ^e ]] ; then
+		current_device="$(get_tmux_option "$ethernet_option" "$ethernet")"
+	elif [[ $current_device =~ ^w ]] ; then
+		current_device="$(get_tmux_option "$wifi_option" "$wifi")"
+	fi
+	
+	echo "$current_device"
+}
+
+main() {
+	network_device
+}
+
+main