Backup script

.local/bin/backup

@@ -0,0 +1,41 @@
+#!/bin/sh
+
+# This is a backup script that takes snapshots of your device
+# In a Time Machine like fashion. You can add this to root's
+# crontab for regular backups
+
+# Config
+readonly SSH_HOST=192.168.1.8
+readonly SSH_USER=yigit
+readonly SSH_KEY="/home/yigit/.ssh/id_skeleton"
+readonly RSYNC_PROFILE="$SSH_USER@$SSH_HOST:~/snapshots"
+DEVICE=tatooine
+OPT="-aPh"
+LINK="--link-dest=$RSYNC_PROFILE/$DEVICE/last/"
+SNAP="$RSYNC_PROFILE/$DEVICE/"
+LAST="$RSYNC_PROFILE/$DEVICE/last"
+date=$(date "+%Y-%b-%d:_%T")
+# You should enter absolute paths
+DIRS="/home/yigit
+/etc
+/var/lib
+/var/spool"
+
+# Check whether backup server is available on network
+timeout 3 ssh -i "$SSH_KEY" $SSH_USER@$SSH_HOST id < /dev/null > /dev/null 2> /dev/null || echo "SSH Failed." || exit
+
+# Run rsync to create snapshot
+while IFS= read -r DIR
+do
+  DEST=$(echo "$DIR" | sed "s/\/[^\/]*$//g")
+  ssh -i "$SSH_KEY" $SSH_USER@$SSH_HOST mkdir -p "~/snapshots/$DEVICE/$date$DEST" < /dev/null
+  rsync "$@" -e "ssh -i $SSH_KEY" $OPT "$LINK" "$DIR" "${SNAP}$date$DEST"
+done << EOF
+$DIRS
+EOF
+
+# Remove symlink to previous snapshot
+rm -f "$LAST"
+
+# Create new symlink to latest snapshot for the next backup to hardlink
+ln -s "${SNAP}$date" "$LAST"

.profile

@@ -90,7 +90,7 @@ fi
 
 # Start xinit if logged in from tty1
 if [ "$DISPLAY" = "" ] && [ "$(tty)" = /dev/tty1 ]; then
-  if [ "$DBUS_SESSION_BUS_ADDRESS" = "" ] && [ ! $(command -v dbus-launch)  = "" ]; then
+  if [ "$DBUS_SESSION_BUS_ADDRESS" = "" ] && [ ! $(command -v dbus-run-session)  = "" ]; then
     exec dbus-run-session xinit 2> $XDG_RUNTIME_DIR/xinit.err > $XDG_RUNTIME_DIR/xinit
   else
     exec xinit 2> $XDG_RUNTIME_DIR/xinit.err > $XDG_RUNTIME_DIR/xinit