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Improve backup script

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This commit is contained in:
Torjus Håkestad 2024-03-06 01:15:04 +01:00
parent ad9656072c
commit 0360a994c9
1 changed files with 22 additions and 3 deletions
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25
home/services/backup-home.nix
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@ -6,6 +6,7 @@ let
export RESTIC_PASSWORD="gunter.home.2rjus.net"
export RESTIC_REPOSITORY="rest:http://10.69.12.52:8000/gunter.home.2rjus.net"
# Send start notification
${pkgs.libnotify}/bin/notify-send -e -t 3000 "Backup started" "Backup of /home/torjus started"
retval=$?
if [ $retval -ne 0 ]; then
@ -13,6 +14,7 @@ let
exit 1
fi
# Do the backup
SECONDS=0
${pkgs.restic}/bin/restic backup /home/torjus \
--exclude '/home/torjus/.cache' \
@ -23,9 +25,26 @@ let
notify-send -u critical "Backup failed" "Backup of /home/torjus failed"
exit 1
fi
${pkgs.restic}/bin/restic forget -d 7 -w 4 -m 6 --prune
${pkgs.libnotify}/bin/notify-send -e -t 3000 "Backup completed" "Backup of /home/torjus completed in $SECONDS seconds."
# Remove old snapshots and prune
${pkgs.restic}/bin/restic forget -d 7 -w 4 -m 6 --keep-within 1d --prune
# Gather statistics
stats=$(${pkgs.restic}/bin/restic stats --json)
stats_raw=$(${pkgs.restic}/bin/restic stats --mode=raw-data --json)
raw_size=$(${pkgs.jq}/bin/jq -r '.total_size' <<< $stats_raw \
| ${pkgs.coreutils}/bin/numfmt --to=iec --suffix=B --format="%.2f")
total_size=$(${pkgs.jq}/bin/jq -r '.total_size' <<< $stats \
| ${pkgs.coreutils}/bin/numfmt --to=iec --suffix=B --format="%.2f")
total_files=$(${pkgs.jq}/bin/jq -r '.total_file_count' <<< $stats \
| ${pkgs.coreutils}/bin/numfmt --to=iec)
total_snapshots=$(${pkgs.jq}/bin/jq -r '.snapshots_count' <<< $stats)
message="$total_files files\n$total_snapshots snapshots\n$raw_size ($total_size)"
# Send completion notification
${pkgs.libnotify}/bin/notify-send -i checkmark -e -t 10000 \
"Backup of /home/torjus completed in ''${SECONDS}s" "$message"
retval=$?
if [ $retval -ne 0 ]; then
echo "Failed to send notification"
@ -50,7 +69,7 @@ in
After = [ "network.target" ];
};
Timer = {
OnCalendar = "*-*-* 0,6,12,18:00:00";
OnCalendar = "*-*-* *:00:00";
Persistent = true;
};
Install = {