Auto snapshot timers are statically configured

Makefile

@@ -1,40 +1,27 @@
 PREFIX := /usr/local
-SYSTEMD_HOME := /lib/systemd/system
+SYSTEMD_HOME := $(PREFIX)/lib/systemd/system
+
 all:
+.PHONY: all
 
 install:
-	install -d $(DESTDIR)/etc/cron.d
-	install -d $(DESTDIR)/etc/cron.daily
-	install -d $(DESTDIR)/etc/cron.hourly
-	install -d $(DESTDIR)/etc/cron.weekly
-	install -d $(DESTDIR)/etc/cron.monthly
-	install -m 0644 etc/zfs-auto-snapshot.cron.frequent $(DESTDIR)/etc/cron.d/zfs-auto-snapshot
-	install etc/zfs-auto-snapshot.cron.hourly   $(DESTDIR)/etc/cron.hourly/zfs-auto-snapshot
-	install etc/zfs-auto-snapshot.cron.daily    $(DESTDIR)/etc/cron.daily/zfs-auto-snapshot
-	install etc/zfs-auto-snapshot.cron.weekly   $(DESTDIR)/etc/cron.weekly/zfs-auto-snapshot
-	install etc/zfs-auto-snapshot.cron.monthly  $(DESTDIR)/etc/cron.monthly/zfs-auto-snapshot
-	install -d $(DESTDIR)$(PREFIX)/share/man/man8
-	install src/zfs-auto-snapshot.8 $(DESTDIR)$(PREFIX)/share/man/man8/zfs-auto-snapshot.8
-	install -d $(DESTDIR)$(PREFIX)/sbin
-	install src/zfs-auto-snapshot.sh $(DESTDIR)$(PREFIX)/sbin/zfs-auto-snapshot
+	install -d $(DESTDIR)$(PREFIX)/sbin $(DESTDIR)$(PREFIX)/share/man/man8
+	install -m 0755 src/zfs-auto-snapshot.sh $(DESTDIR)$(PREFIX)/sbin/zfs-auto-snapshot
+	install -m 0422 -t $(DESTDIR)$(PREFIX)/share/man/man8 src/zfs-auto-snapshot.8
+	install -m 0422 -t $(DESTDIR)$(SYSTEMD_HOME) \
+		timers/zfs-auto-snapshot-daily.service \
+		timers/zfs-auto-snapshot-daily.timer \
+		timers/zfs-auto-snapshot-frequent.service \
+		timers/zfs-auto-snapshot-frequent.timer \
+		timers/zfs-auto-snapshot-hourly.service \
+		timers/zfs-auto-snapshot-hourly.timer \
+		timers/zfs-auto-snapshot-monthly.service \
+		timers/zfs-auto-snapshot-monthly.timer \
+		timers/zfs-auto-snapshot-weekly.service \
+		timers/zfs-auto-snapshot-weekly.timer \
+		timers/zfs-auto-snapshot.target
+.PHONY: install
 
-systemd:
-	install -d $(DESTDIR)$(PREFIX)$(SYSTEMD_HOME)
-	install timers/zfs-auto-snapshot-frequent.service	$(DESTDIR)/$(SYSTEMD_HOME)/zfs-auto-snapshot-frequent.service
-	install timers/zfs-auto-snapshot-frequent.timer	$(DESTDIR)/$(SYSTEMD_HOME)/zfs-auto-snapshot-frequent.timer
-	install timers/zfs-auto-snapshot-hourly.service	$(DESTDIR)/$(SYSTEMD_HOME)/zfs-auto-snapshot-hourly.service
-	install timers/zfs-auto-snapshot-hourly.timer	$(DESTDIR)/$(SYSTEMD_HOME)/zfs-auto-snapshot-hourly.timer
-	install timers/zfs-auto-snapshot-daily.service	$(DESTDIR)/$(SYSTEMD_HOME)/zfs-auto-snapshot-daily.service
-	install timers/zfs-auto-snapshot-daily.timer	$(DESTDIR)/$(SYSTEMD_HOME)/zfs-auto-snapshot-daily.timer
-	install timers/zfs-auto-snapshot-weekly.service	$(DESTDIR)/$(SYSTEMD_HOME)/zfs-auto-snapshot-weekly.service
-	install timers/zfs-auto-snapshot-weekly.timer	$(DESTDIR)/$(SYSTEMD_HOME)/zfs-auto-snapshot-weekly.timer
-	install timers/zfs-auto-snapshot-monthly.service	$(DESTDIR)/$(SYSTEMD_HOME)/zfs-auto-snapshot-monthly.service
-	install timers/zfs-auto-snapshot-monthly.timer	$(DESTDIR)/$(SYSTEMD_HOME)/zfs-auto-snapshot-monthly.timer
-	install timers/zfs-auto-snapshot.target $(DESTDIR)$(PREFIX)$(SYSTEMD_HOME)/zfs-auto-snapshot.target
-	install -d $(DESTDIR)$(PREFIX)/share/man/man8
-	install src/zfs-auto-snapshot.8 $(DESTDIR)$(PREFIX)/share/man/man8/zfs-auto-snapshot.8
-	install -d $(DESTDIR)$(PREFIX)/sbin
-	install src/zfs-auto-snapshot.sh $(DESTDIR)$(PREFIX)/sbin/zfs-auto-snapshot
-	systemctl enable zfs-auto-snapshot.target
-	systemctl daemon-reload
-	systemctl start zfs-auto-snapshot.target
+enable:
+	systemctl enable --now zfs-auto-snapshot.target
+.PHONY: enable

timers/zfs-auto-snapshot-daily.timer

@@ -6,6 +6,3 @@ Description=ZFS daily snapshot timer
 OnCalendar=daily
 Persistent=true
 RandomizedDelaySec=600
-
-[Install]
-WantedBy=timers.target

timers/zfs-auto-snapshot-frequent.timer

@@ -6,6 +6,3 @@ Description=ZFS frequent snapshot timer
 OnCalendar=*:0/15
 Persistent=true
 RandomizedDelaySec=60
-
-[Install]
-WantedBy=timers.target

timers/zfs-auto-snapshot-hourly.timer

@@ -6,6 +6,3 @@ Description=ZFS hourly snapshot timer
 OnCalendar=hourly
 Persistent=true
 RandomizedDelaySec=59
-
-[Install]
-WantedBy=timers.target

timers/zfs-auto-snapshot-monthly.timer

@@ -6,6 +6,3 @@ Description=ZFS monthly snapshot timer
 OnCalendar=monthly
 Persistent=true
 RandomizedDelaySec=600
-
-[Install]
-WantedBy=timers.target

timers/zfs-auto-snapshot-weekly.timer

@@ -5,6 +5,3 @@ Description=ZFS weekly snapshot timer
 OnCalendar=weekly
 Persistent=true
 RandomizedDelaySec=600
-
-[Install]
-WantedBy=timers.target