waybar reboot indicator

waybar/.config/waybar/config

@@ -8,7 +8,7 @@
     // Choose the order of the modules
     "modules-left": ["sway/workspaces", "sway/window", "sway/mode"],
     "modules-center": [ ],
-    "modules-right": ["idle_inhibitor", "pulseaudio", "custom/backup", "battery", "network", "clock", "tray"],
+    "modules-right": ["idle_inhibitor", "custom/reboot", "pulseaudio", "custom/backup", "battery", "network", "clock", "tray"],
     // Modules configuration
     // "sway/workspaces": {
     //     "disable-scroll": true,
@@ -168,6 +168,11 @@
       "format": "{} d",
       "exec": "$HOME/.borg/bakage.sh",
       "interval": 30
+    },
+    "custom/reboot": {
+      "exec": "$HOME/.config/waybar/reboot_indicator.sh",
+      "format": "{}",
+      "interval": 30
     }
 }
 // vim: ft=json

waybar/.config/waybar/reboot_indicator.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+
+
+RUNNING_VERSION="$(uname -r | grep -o '[0-9]*\.[0-9]*\.[0-9]*-[0-9]*')"
+INSTALLED_VERSION="$(find /boot -name 'vmlinuz*' | grep -o '[0-9]*\.[0-9]*\.[0-9]*-[0-9]*' | sort -r | head -1)"
+
+#echo $RUNNING_VERSION
+#echo $INSTALLED_VERSION
+
+if [[ "$RUNNING_VERSION" == "$INSTALLED_VERSION" ]]
+then
+  echo "OK"
+  exit 1
+else
+  echo "reboot required"
+  exit 0
+fi

waybar/.config/waybar/style.css

@@ -88,6 +88,7 @@ button:hover {
 #idle_inhibitor,
 #scratchpad,
 #custom-backup,
+#custom-reboot,
 #mpd {
     padding: 0 10px;
     color: #333333;