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

3 files changed, 47 insertions, 0 deletions

diff --git a/scripts/backup-var-log b/scripts/backup-var-log
new file mode 100755
index 0000000..88babe8
--- /dev/null
+++ b/scripts/backup-var-log
@@ -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 $var_log_folder_destination ]; then
+  mkdir -p $var_log_folder_destination
+fi
+
+if [ -d $var_log_parent_source ]; then
+  cd $var_log_parent_source
+else
+  exit 1
+fi
+
+echo "$var_log_folder_source -> $var_log_folder_destination$timestamp$var_log_folder_source$tar_suffix$gpg_suffix"
+# tar in /tmp
+tar cfJ $tmp$timestamp$var_log_folder_source$tar_suffix $var_log_folder_source --exclude='journal'
+# gpg to var_log_folder_destination
+gpg -e \
+  -r "$gpg_public_key" \
+  -o $var_log_folder_destination$timestamp$var_log_folder_source$tar_suffix$gpg_suffix \
+  $tmp$timestamp$var_log_folder_source$tar_suffix
+# delete tar in /tmp
+rm -f $tmp$timestamp$var_log_folder_source$tar_suffix
+
diff --git a/system/backup-var-log.service b/system/backup-var-log.service
new file mode 100644
index 0000000..6c9fc79
--- /dev/null
+++ b/system/backup-var-log.service
@@ -0,0 +1,11 @@
+[Unit]
+Description=Backup /var/log directory
+ConditionFileIsExecutable=/usr/lib/systemd/scripts/backup-var-log
+
+[Service]
+EnvironmentFile=/etc/backup-settings
+Nice=19
+IOSchedulingClass=2
+IOSchedulingPriority=7
+ExecStart=/usr/lib/systemd/scripts/backup-var-log
+
diff --git a/system/backup-var-log.timer b/system/backup-var-log.timer
new file mode 100644
index 0000000..489abe1
--- /dev/null
+++ b/system/backup-var-log.timer
@@ -0,0 +1,10 @@
+[Unit]
+Description=Backup /var/log every Tuesday at 05:30
+
+[Timer]
+# Every Tuesday at 5:30
+OnCalendar=Tue *-*-* 05:30
+Persistent=true
+
+[Install]
+WantedBy=timers.target