add service units

.drone.yml

@@ -41,6 +41,9 @@ steps:
           --depends mbuffer \
           --depends build-essential \
           --depends git \
+          sanoid-prune.service=/lib/systemd/system/sanoid-prune.service \
+          sanoid.service=/lib/systemd/system/sanoid.service \
+          sanoid.timer=/lib/systemd/system/sanoid.timer \
           sanoid=/usr/bin/sanoid \
           syncoid=/usr/bin/syncoid \
           sanoid.conf=/etc/sanoid/sanoid.conf \

sanoid-prune.service

@@ -0,0 +1,14 @@
+[Unit]
+Description=Prune ZFS snapshots
+Documentation=man:sanoid(8)
+Requires=local-fs.target
+After=local-fs.target sanoid.service
+ConditionFileNotEmpty=/etc/sanoid/sanoid.conf
+
+[Service]
+Type=oneshot
+Environment=TZ=UTC
+ExecStart=/usr/sbin/sanoid --prune-snapshots --verbose
+
+[Install]
+WantedBy=sanoid.service

sanoid.service

@@ -0,0 +1,13 @@
+[Unit]
+Description=Snapshot ZFS filesystems
+Documentation=man:sanoid(8)
+Requires=local-fs.target
+After=local-fs.target
+Before=sanoid-prune.service
+Wants=sanoid-prune.service
+ConditionFileNotEmpty=/etc/sanoid/sanoid.conf
+
+[Service]
+Type=oneshot
+Environment=TZ=UTC
+ExecStart=/usr/sbin/sanoid --take-snapshots --verbose

sanoid.timer

@@ -0,0 +1,9 @@
+[Unit]
+Description=Run Sanoid Every 15 Minutes
+
+[Timer]
+OnCalendar=*:0/15
+Persistent=true
+
+[Install]
+WantedBy=timers.target