From 8c3f278914a37d7b9f9e1c261356a73e37a2e86b Mon Sep 17 00:00:00 2001
From: Peter Palfrader <peter@palfrader.org>
Date: Sat, 4 Sep 2021 09:53:21 +0200
Subject: add backup widget

---
 config/awesome/backup_status_widget.lua | 69 +++++++++++++++++++++++++++++++++
 config/awesome/rc.lua                   |  2 +
 2 files changed, 71 insertions(+)
 create mode 100644 config/awesome/backup_status_widget.lua

(limited to 'config/awesome')

diff --git a/config/awesome/backup_status_widget.lua b/config/awesome/backup_status_widget.lua
new file mode 100644
index 0000000..577b082
--- /dev/null
+++ b/config/awesome/backup_status_widget.lua
@@ -0,0 +1,69 @@
+-- from https://awesomewm.org/recipes/countdown/
+-- on 2018-04-10
+-- slightly modified
+
+local gears = require("gears")
+local awful = require("awful")
+local wibox = require("wibox")
+local naughty = require("naughty")
+local beautiful = require("beautiful")
+
+local backup_state_file = '/var/cache/dsa/nagios/borgmatic.stamp'
+local max_age_s = 3600*24
+
+
+function backup_status_get_mtime()
+    local f = io.popen("stat -c %Y " .. backup_state_file)
+    local last_modified = f:read()
+    if last_modified == nil then
+      return 0
+    else
+      return last_modified
+    end
+end
+
+function backup_status_age()
+    local mtime = backup_status_get_mtime()
+    local current_time = os.time(os.date("*t"))
+    return current_time - mtime
+end
+
+function backup_status_update(widget)
+    local age = backup_status_age()
+    widget.checked = (age > max_age_s)
+end
+
+backup_status_widget = wibox.widget {
+    checked      = false,
+    check_color  = "#ff0000",
+    border_color = "#499644",
+    border_width = 2,
+    shape        = gears.shape.circle,
+    widget       = wibox.widget.checkbox
+}
+
+local backup_status_tooltip = awful.tooltip { }
+backup_status_tooltip:add_to_object(backup_status_widget)
+
+backup_status_widget:connect_signal('mouse::enter', function()
+    -- local mtime = backup_status_get_mtime()
+    -- backup_status_tooltip.text = os.date('state file last touched %c', mtime)
+    if backup_status_widget.checked then
+        backup_status_tooltip.text = 'Backup state file too old.'
+    else
+      backup_status_tooltip.text = 'Backup state file is recent.'
+    end
+end)
+
+
+backup_status_timer = gears.timer({timeout = 900,
+                                   call_now = true,
+                                   autostart = true,
+                                   callback = function()
+                                     backup_status_update(backup_status_widget)
+                                   end,
+                                  })
+
+backup_status_widget:buttons(awful.util.table.join(
+    awful.button({}, 1, function() backup_status_update(backup_status_widget) end)
+))
diff --git a/config/awesome/rc.lua b/config/awesome/rc.lua
index 6040eb3..00266d1 100644
--- a/config/awesome/rc.lua
+++ b/config/awesome/rc.lua
@@ -17,6 +17,7 @@ local cyclefocus = require("cyclefocus")
 require("debian.menu")
 require("volume")
 require("battery")
+require("backup_status_widget")
 require("weasel-rules")
 require("countdown")
 -- require("revelation")
@@ -211,6 +212,7 @@ awful.screen.connect_for_each_screen(function(s)
     right_layout:add(volume_widget)
     right_layout:add(countdown.widget)
     right_layout:add(countdown.checkbox)
+    right_layout:add(backup_status_widget)
     right_layout:add(mytextclock)
     right_layout:add(s.mylayoutbox)
 
-- 
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