From 107f1c0df4a95fc9f5a37f9a43484383ad9d5cf9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karel=20Ko=C4=8D=C3=AD?= <cynerd@email.cz>
Date: Mon, 30 Mar 2020 11:15:35 +0200
Subject: Drop system backup script

I am not using backups anymore as I have data synchronized across
systems and those can be recovered from any PC now.
---
 .ignore-cynerd-desktop  |  2 --
 .ignore-cynerd-laptop   |  1 -
 .ignore-cynerd-ridcully |  1 +
 .ignore-cynerd-work     |  1 -
 ignore-cynerd-onemix    |  1 -
 install                 |  4 ---
 local/bin/system-backup | 75 -------------------------------------------------
 7 files changed, 1 insertion(+), 84 deletions(-)
 delete mode 100644 .ignore-cynerd-desktop
 delete mode 100644 .ignore-cynerd-laptop
 create mode 100644 .ignore-cynerd-ridcully
 delete mode 100644 .ignore-cynerd-work
 delete mode 100644 ignore-cynerd-onemix
 delete mode 100755 local/bin/system-backup

diff --git a/.ignore-cynerd-desktop b/.ignore-cynerd-desktop
deleted file mode 100644
index 1abe91e..0000000
--- a/.ignore-cynerd-desktop
+++ /dev/null
@@ -1,2 +0,0 @@
-wake-desktop
-backup
diff --git a/.ignore-cynerd-laptop b/.ignore-cynerd-laptop
deleted file mode 100644
index ec76ec2..0000000
--- a/.ignore-cynerd-laptop
+++ /dev/null
@@ -1 +0,0 @@
-backup
diff --git a/.ignore-cynerd-ridcully b/.ignore-cynerd-ridcully
new file mode 100644
index 0000000..56251be
--- /dev/null
+++ b/.ignore-cynerd-ridcully
@@ -0,0 +1 @@
+wake-desktop
diff --git a/.ignore-cynerd-work b/.ignore-cynerd-work
deleted file mode 100644
index ec76ec2..0000000
--- a/.ignore-cynerd-work
+++ /dev/null
@@ -1 +0,0 @@
-backup
diff --git a/ignore-cynerd-onemix b/ignore-cynerd-onemix
deleted file mode 100644
index ec76ec2..0000000
--- a/ignore-cynerd-onemix
+++ /dev/null
@@ -1 +0,0 @@
-backup
diff --git a/install b/install
index 2ee2765..1ff6c4d 100755
--- a/install
+++ b/install
@@ -124,7 +124,3 @@ fi
 if ask "wake-desktop" "Install wake-desktop"; then
 	inst local/bin/wake-desktop ~/.local/bin/wake-desktop
 fi
-
-if ask "backup" "Install backup script"; then
-	inst local/bin/system-backup ~/.local/bin/system-backup
-fi
diff --git a/local/bin/system-backup b/local/bin/system-backup
deleted file mode 100755
index dfa2c09..0000000
--- a/local/bin/system-backup
+++ /dev/null
@@ -1,75 +0,0 @@
-#!/bin/bash
-# vim:ft=sh
-# New line separated list of all directories to backup
-DIRS="/etc
-/home
-/home_hdd"
-# Name of the machine used in backup subvolumes
-MNAME=asus
-# Path where backup will be mounted
-MPATH=/media/backup
-# UUID of disk
-UUID=b162ea95-38bb-42c6-b36a-1be98c65392c
-# Mount additional arguments
-MARGS="-o compress=lzo"
-# If disk is encrypted
-CRYPT=true
-####################################################################
-# Check if running as root
-if [ `id -u` -ne "0" ]; then
-	echo Please run this as root.
-	exit 1
-fi
-set -e
-
-# Mount disk
-PART=$(lsblk -fpl | grep "$UUID" | awk '{print $1}')
-if [ -z "$PART" ]; then
-	echo Disk not detected. Exiting
-	exit -1
-fi
-if $CRYPT; then
-	echo -e "\e[1;33mDecrypting filesystem\e[0m"
-	# TODO what if already opened
-	cryptsetup open "$PART" backup || (echo Decryption failed && exit -2)
-	PART=/dev/mapper/backup
-	echo $PART
-fi
-echo -e "\e[1;33mMounting\e[0m"
-mkdir -p "$MPATH"
-mount $MARGS "$PART" "$MPATH" || (echo Mount failed && exit -3)
-
-[ -d "$MPATH"/@"$MNAME" ] || (echo There seems to be no subvolume $MNAME && exit -4)
-
-# Do backup
-while read -r DIR; do
-	echo -e "\e[1;33mBacking up: $DIR\e[0m"
-	rsync -aAxXS --delete --progress "$DIR" "$MPATH"/@"$MNAME"/ || [ $? -eq 24 ]
-	# We ignore exit code if rsync detects vanished source file
-done <<< "$DIRS"
-
-# Do snapshot (read only)
-(cd "$MPATH"; btrfs subvolume snapshot -r @asus @asus-$(date -u +%y%m%d))
-
-# Remove snapshots older than 2 months
-# TODO ensure that at least five stays
-(cd "$MPATH"
-for s in @"$MNAME"-*; do
-	if [ $(expr $(date +%s) - $(stat -c %Y "$s")) -gt 5529600 ]; then
-		btrfs subvolume delete "$s"
-	fi
-done)
-
-# Unmount disk
-sync -f "$MPATH"/@"$MNAME"
-umount "$MPATH" || (echo Unmount failed. Unmount by hand. && exit -5)
-if $CRYPT; then
-	cryptsetup close backup || (echo Encryption close failed. Do by hand. && exit -6)
-fi
-
-# Store when we did last backup and update i3blocks status
-date +"%s" > /home/cynerd/.backup_date
-pkill -RTMIN+13 i3blocks
-
-echo
-echo -e "\e[1;34mBackup finished\e[0m"
-- 
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