mirror of
https://github.com/kevinveenbirkenbach/computer-playbook.git
synced 2024-11-10 15:01:05 +01:00
37 lines
1.3 KiB
Bash
37 lines
1.3 KiB
Bash
#!/bin/bash
|
|
# @param $1 hostname from which backup should be pulled
|
|
|
|
# error counter
|
|
errors=0
|
|
|
|
source_host="backup@$1"
|
|
source_machine_id="$( (ssh "$source_host" sha256sum /etc/machine-id) | head -c 64)" || exit 1
|
|
source_path="/Backups/$source_machine_id/"
|
|
directories="$(ssh "$source_host" find "$source_path" -maxdepth 1 -type d)" || exit 1
|
|
|
|
for backup_type_dir in $directories; do
|
|
if [ "$backup_type_dir" != "$source_path" ]; then
|
|
# this folder is neccessary to make restricted rsync possible:
|
|
current_version="$backup_type_dir/versions/current/"
|
|
# this is the folder where the versions will be copied to:
|
|
diff_store="$backup_type_dir/versions/$(date '+%Y%m%d%H%M%S')/"
|
|
# this is the folder which contains the actual backup:
|
|
latest_path="$backup_type_dir/latest/"
|
|
# source path of the backup files:
|
|
remote_source_path="$source_host:$latest_path"
|
|
# file in which the logs will be saved:
|
|
log_path="$backup_type_dir/log.txt"
|
|
|
|
# create working folders:
|
|
mkdir -vp "$latest_path"
|
|
mkdir -vp "$diff_store"
|
|
rm -vr "$current_version"
|
|
mkdir -vp "$current_version"
|
|
|
|
# do backup:
|
|
rsync -abP --delete --delete-excluded --rsync-path="sudo rsync" --log-file="$log_path" --backup-dir="$current_version" "$remote_source_path" "$latest_path" || ((errors+=1));
|
|
mv -v "$current_version"* "$diff_store"
|
|
fi
|
|
done
|
|
exit $errors;
|