backup-etc: Adding first version of backup-etc script, service and timer.

3 files changed, 47 insertions, 0 deletions

diff --git a/scripts/backup-etc b/scripts/backup-etc
new file mode 100755
index 0000000..7dc271c
--- /dev/null
+++ b/scripts/backup-etc
@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+
+timestamp="$(date +"%Y%m%d-%H%M%S")-"
+
+# If the backup location doesn't exist yet, create it
+if [ ! -d $etc_folder_destination ]; then
+  mkdir -p $etc_folder_destination
+fi
+
+if [ -d $etc_parent_source ]; then
+  cd $etc_parent_source
+else
+  exit 1
+fi
+
+echo "$etc_folder_source -> $etc_folder_destination$timestamp$etc_folder_source$tar_suffix$gpg_suffix"
+# tar in /tmp
+tar cfJ $tmp$timestamp$etc_folder_source$tar_suffix $etc_folder_source
+# gpg to etc_folder_destination
+gpg -e \
+  -r "$gpg_public_key" \
+  -o $etc_folder_destination$timestamp$etc_folder_source$tar_suffix$gpg_suffix \
+  $tmp$timestamp$etc_folder_source$tar_suffix
+# delete tar in /tmp
+rm -f $tmp$timestamp$etc_folder_source$tar_suffix
+
diff --git a/system/backup-etc.service b/system/backup-etc.service
new file mode 100644
index 0000000..ea7c488
--- /dev/null
+++ b/system/backup-etc.service
@@ -0,0 +1,11 @@
+[Unit]
+Description=Backup /etc directory
+ConditionFileIsExecutable=/usr/lib/systemd/scripts/backup-etc
+
+[Service]
+EnvironmentFile=/etc/backup-settings
+Nice=19
+IOSchedulingClass=2
+IOSchedulingPriority=7
+ExecStart=/usr/lib/systemd/scripts/backup-etc
+
diff --git a/system/backup-etc.timer b/system/backup-etc.timer
new file mode 100644
index 0000000..a183646
--- /dev/null
+++ b/system/backup-etc.timer
@@ -0,0 +1,10 @@
+[Unit]
+Description=Backup /etc directory every Monday
+
+[Timer]
+# Every Monday
+OnCalendar=Mon *-*-* 05:00
+Persistent=true
+
+[Install]
+WantedBy=timers.target