Adds borg action and misc changes

2 files changed, 115 insertions, 0 deletions

diff --git a/templates/borg.sh.erb b/templates/borg.sh.erb
new file mode 100644
index 0000000..3eddd87
--- /dev/null
+++ b/templates/borg.sh.erb
@@ -0,0 +1,115 @@
+#!/bin/sh
+# Adapted from https://borgbackup.readthedocs.io/en/stable/quickstart.html#automating-backups
+
+export SSH_SERVER="<%= @user %>@<%= @host %>"
+export SSH_PORT="<%= @port %>"
+
+export HOSTNAME=`cat /etc/hostname`
+
+# Setting this, so the repo does not need to be given on the commandline:
+export BORG_REPO=ssh://$SSH_SERVER:$SSH_PORT//var/backups/remote/$HOSTNAME/borg
+
+# Setting this, so you won't be asked for your repository passphrase:
+export BORG_PASSPHRASE='<%= @password %>'
+# or this to ask an external program to supply the passphrase:
+#export BORG_PASSCOMMAND='pass show backup'
+
+# some helpers and error handling:
+#info() { printf "\n%s %s\n\n" "$( date )" "$*" >&2; }
+trap 'info $( date ) Backup interrupted >&2; exit 2' INT TERM
+
+# Check
+if [ "$1" == "--check" ]; then
+  borg list
+  exit $?
+fi
+
+# Initialize
+if ! ssh $SSH_SERVER -p $SSH_PORT test -f /var/backups/remote/$HOSTNAME/borg/config; then
+	info "Initializing borg repository at ssh://$SSH_SERVER:$SSH_PORT//var/backups/remote/$HOSTNAME/borg..."
+  borg init --encryption=<%= @encryption %> ssh://$SSH_SERVER:$SSH_PORT//var/backups/remote/$HOSTNAME/borg
+
+	init_exit=$?
+
+	if [ "$init_exit" != "0" ]; then
+		fatal "Error initializing repository"
+	fi
+fi
+
+# Backup the most important directories into an archive named after
+# the machine this script is currently running on:
+
+info "Starting backup..."
+
+borg create                                \
+	--verbose                          \
+	--filter AME                       \
+	--list                             \
+	--stats                            \
+	--show-rc                          \
+	--compression lz4                  \
+	--exclude-caches                   \
+	--exclude '/home/*/.cache/*'       \
+	--exclude '/var/cache/*'           \
+	--exclude '/var/tmp/*'             \
+  --exclude '/var/backups/remote'    \
+  --exclude '/var/backups/duplicity' \
+  --exclude '/var/backups/restore'   \
+  --exclude '/var/cache'             \
+  --exclude '/var/vservers'          \
+  --exclude '/var/chroot'            \
+  --exclude '/root/.cache'           \
+  --exclude '/var/lib/dpkg'          \
+  --exclude '/var/lib/apt'           \
+  --exclude '/var/lib/aptitude'      \
+  --exclude '/var/sites/backups'     \
+  --exclude '/var/data/crypt'        \
+  --exclude '/var/data/backups'      \
+  --exclude '/var/data/cache'        \
+	::'{hostname}-{now}'               \
+	/etc                               \
+	/home                              \
+	/root                              \
+	/var                               \
+
+	backup_exit=$?
+
+if [ "$backup_exit" != "0" ]; then
+	fatal "Error creating snapshot"
+fi
+
+info "Pruning repository..."
+
+# Use the `prune` subcommand to maintain 7 daily, 4 weekly and 6 monthly
+# archives of THIS machine. The '{hostname}-' prefix is very important to
+# limit prune's operation to this machine's archives and not apply to
+# other machines' archives also:
+
+borg prune                           \
+	--list                             \
+	--prefix '{hostname}-'             \
+	--show-rc                          \
+  --keep-daily    <%= @keepdaily %>   \
+  --keep-weekly   <%= @keepweekly %>  \
+  --keep-monthly  <%= @keepmonthly %> \
+
+	prune_exit=$?
+
+if [ "$prune_exit" != "0" ]; then
+	fatal "Error pruning repository"
+fi
+
+# use highest exit code as global exit code
+#global_exit=$(( backup_exit > prune_exit ? backup_exit : prune_exit ))
+#
+#if [ ${global_exit} -eq 1 ];
+#then
+#	info "Backup and/or Prune finished with a warning"
+#fi
+#
+#if [ ${global_exit} -gt 1 ];
+#then
+#	info "Backup and/or Prune finished with an error"
+#fi
+#
+#exit ${global_exit}
diff --git a/templates/duplicity.conf.erb b/templates/duplicity.sh.erb
index 846f9de..846f9de 100644
--- a/templates/duplicity.conf.erb
+++ b/templates/duplicity.sh.erb