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Script that makes it easy to rollback snapshots with snapper
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| #!/usr/bin/env bash | |
| log_path="/var/local/log/rollback" | |
| date=$(date "+%Y-%m-%d-%H%M%S") | |
| log_file="${log_path}/rollback_${date}.log" | |
| #If log directory doesnt exist, make it | |
| if [ ! -d "$log_path" ]; then | |
| mkdir $log_path | |
| fi | |
| # Log stdout and stderr. | |
| exec > >(tee -a "$log_file") | |
| exec 2> >(tee -a "$log_file" >&2) | |
| clear | |
| echo 'Do you want to rollback a [d]aily snapshot or an [u]pgrade?' | |
| read input | |
| if [ $input == "u" ]; then | |
| clear | |
| echo 'Undoing most recent upgrade' | |
| pre=$(sudo snapper list --type pre-post | tail -n -1 | awk -F\| '{print $1}' | tr -d ' ') #Grabs the most recent pre snapshot number | |
| snapper -v undochange $pre..$((pre+1)) #Undoes the change between the most recent pre and the snapshot right after (the most recent post) | |
| elif [ $input == "d" ]; then | |
| clear | |
| snapper list --type single | awk -F\| '{print $1"|" $2}'| sed '1,3d' | |
| echo -e "\n What is the number of the snapshot you like to return to?" | |
| read past | |
| snapper -v undochange $past..0 #Undoes the changes between the selected snapshot number and your filesystem as it is now | |
| else | |
| echo "$input is not an acceptable response" | |
| fi |
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