From 3236ac89d1faba6ddf161c9f1dab13d48eac5b2f Mon Sep 17 00:00:00 2001
From: Jakob Odersky <jakob@odersky.com>
Date: Mon, 31 Jul 2017 21:23:32 -0700
Subject: Add backup utility and monitoring

---
 home/.config/i3/i3blocks.conf |  5 +++++
 home/.config/i3/status/backup | 29 +++++++++++++++++++++++++++++
 home/bin/backup               | 14 +++++---------
 3 files changed, 39 insertions(+), 9 deletions(-)
 create mode 100755 home/.config/i3/status/backup

diff --git a/home/.config/i3/i3blocks.conf b/home/.config/i3/i3blocks.conf
index a18c9ef..f468269 100644
--- a/home/.config/i3/i3blocks.conf
+++ b/home/.config/i3/i3blocks.conf
@@ -58,6 +58,11 @@ signal=10
 instance=leds/tpacpi::kbd_backlight
 command=~/.config/i3/status/brightness
 
+[backup]
+label=
+command=~/.config/i3/status/backup
+interval=10
+
 [disk]
 label=
 interval=30
diff --git a/home/.config/i3/status/backup b/home/.config/i3/status/backup
new file mode 100755
index 0000000..48a8a3e
--- /dev/null
+++ b/home/.config/i3/status/backup
@@ -0,0 +1,29 @@
+#!/bin/bash
+
+uuid=05b7770e-1f01-4b17-83de-ede0a04495a1
+instance="$(systemd-escape $uuid)"
+
+if systemctl --quiet is-active "cryo@$instance.service"; then
+    echo ""
+    echo "backup running"
+    echo "#00ff00"
+elif systemctl --quiet is-failed "cryo@$instance.service"; then
+    echo ""
+    echo "backup failed"
+    echo "#ff0000"
+elif [[ -f /var/lib/cryo/$uuid/alpha ]]; then
+    last_run=$(date --reference "/var/lib/cryo/$uuid/alpha" +%s)
+    now=$(date +%s)
+    days=$(( (now - last_run) / 60 / 60 / 24 ))
+    if [[ $days -gt 30 ]]; then
+	echo ">30d"
+	echo "backup last run over 30 days ago"
+	echo "#ff0000"
+    else
+	echo "${days}d"
+	echo "backup last run $days days ago"
+    fi
+else
+    echo "no backup"
+    echo "no recent backup found"
+fi
diff --git a/home/bin/backup b/home/bin/backup
index 648b59d..eb70d1d 100755
--- a/home/bin/backup
+++ b/home/bin/backup
@@ -1,21 +1,17 @@
 #!/bin/bash
 set -e
 
-device=/dev/sdb
-mapped=backup
+uuid=05b7770e-1f01-4b17-83de-ede0a04495a1
+instance="$(systemd-escape $uuid)"
 
 case "$1" in
     mount)
-	echo $(pass other/backup) | sudo cryptsetup open --type luks "$device" "$mapped"
-	sudo mount /dev/mapper/"$mapped" /mnt
+	sudo cryo "$uuid" mount
 	;;
     umount)
-	sudo umount /mnt
-	sudo cryptsetup close "$mapped"
+	sudo cryo "$uuid" umount
 	;;
     *)
-	echo "Unknown argument $1"
-	echo "Usage: $0 [mount | umount]"
-	exit 1
+	sudo systemctl start "cryo@$instance.service"
 	;;
 esac
-- 
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