move systemd prefixes to software prefixes

active/software_borg/backup.sh.j2

@@ -0,0 +1,93 @@
+#!/bin/sh
+
+{% for service in stop_services %}
+systemctl stop {{ service }}
+{% endfor %}
+
+{% for service in stop_user_services %}
+systemctl --user --machine={{ systemd_user }}@.host stop {{ service }}
+{% endfor %}
+
+# Setting this, so the repo does not need to be given on the commandline:
+export BORG_REPO={{ borg_user }}@{{ borg_host }}:{{ repo_name }}
+
+# See the section "Passphrase notes" for more infos.
+export BORG_PASSPHRASE={{ borg_passphrase }}
+
+# some helpers and error handling:
+info() { printf "\n%s %s\n\n" "$( date )" "$*" >&2; }
+trap 'echo $( date ) Backup interrupted >&2; exit 2' INT TERM
+
+info "Starting backup"
+
+# Backup the most important directories into an archive named after
+# the machine this script is currently running on:
+
+borg create                         \
+    --verbose                       \
+    --filter AME                    \
+    --list                          \
+    --stats                         \
+    --show-rc                       \
+    --compression lz4               \
+    --exclude-caches                \
+    --exclude 'home/*/.cache/*'     \
+    --exclude 'var/tmp/*'           \
+    --exclude 'home/*/.snapshots/*' \
+{% for dir in exclude_dirs %}
+    --exclude '{{ dir }}' \
+{% endfor %}
+                                    \
+    ::'{hostname}-{now}'            \
+{% for dir in backup_dirs %}
+    {{ dir }}                       \
+{% endfor %}
+
+backup_exit=$?
+
+{% for service in stop_services %}
+systemctl start {{ service }}
+{% endfor %}
+
+{% for service in stop_user_services %}
+systemctl --user --machine={{ systemd_user }}@.host start {{ service }}
+{% endfor %}
+
+info "Pruning repository"
+
+# Use the `prune` subcommand to maintain 7 daily, 4 weekly and 6 monthly
+# archives of THIS machine. The '{hostname}-*' matching is very important to
+# limit prune's operation to this machine's archives and not apply to
+# other machines' archives also:
+
+borg prune                           \
+    --list                           \
+    --glob-archives '{hostname}-*'   \
+    --show-rc                        \
+    --keep-daily    {{ keep_daily }} \
+    --keep-weekly   {{ keep_weekly }} \
+    --keep-monthly  {{ keep_monthly }} \
+
+prune_exit=$?
+
+# actually free repo disk space by compacting segments
+
+info "Compacting repository"
+
+borg compact
+
+compact_exit=$?
+
+# use highest exit code as global exit code
+global_exit=$(( backup_exit > prune_exit ? backup_exit : prune_exit ))
+global_exit=$(( compact_exit > global_exit ? compact_exit : global_exit ))
+
+if [ ${global_exit} -eq 0 ]; then
+    info "Backup, Prune, and Compact finished successfully"
+elif [ ${global_exit} -eq 1 ]; then
+    info "Backup, Prune, and/or Compact finished with warnings"
+else
+    info "Backup, Prune, and/or Compact finished with errors"
+fi
+
+exit ${global_exit}