package/sysklogd: add systemd services

Sysklogd had only SYSV init scripts. Add systemd service files to start
klogd and syslogd.

Signed-off-by: Petr Kulhavy <brain@jikos.cz>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>

package/sysklogd/klogd.service

@@ -0,0 +1,11 @@
+[Unit]
+Description=Kernel Log Daemon
+
+[Service]
+ExecStart=/usr/sbin/klogd -n
+StandardOutput=null
+Restart=on-failure
+
+[Install]
+WantedBy=multi-user.target
+WantedBy=syslogd.service

package/sysklogd/sysklogd.mk

@@ -32,4 +32,16 @@ define SYSKLOGD_INSTALL_INIT_SYSV
 		$(TARGET_DIR)/etc/init.d/S01logging
 endef
 
+define SYSKLOGD_INSTALL_INIT_SYSTEMD
+	$(INSTALL) -D -m 644 $(SYSKLOGD_PKGDIR)/syslogd.service \
+		$(TARGET_DIR)/usr/lib/systemd/system/syslogd.service
+	$(INSTALL) -D -m 644 $(SYSKLOGD_PKGDIR)/klogd.service \
+		$(TARGET_DIR)/usr/lib/systemd/system/klogd.service
+	mkdir -p $(TARGET_DIR)/etc/systemd/system/multi-user.target.wants
+	ln -sf ../../../../usr/lib/systemd/system/syslogd.service \
+		$(TARGET_DIR)/etc/systemd/system/multi-user.target.wants/syslogd.service
+	ln -sf ../../../usr/lib/systemd/system/syslogd.service \
+		$(TARGET_DIR)/etc/systemd/system/syslog.service
+endef
+
 $(eval $(generic-package))

package/sysklogd/syslogd.service

@@ -0,0 +1,13 @@
+[Unit]
+Description=System Logging Service
+Requires=syslog.socket
+Wants=klogd.service
+
+[Service]
+ExecStart=/usr/sbin/syslogd -m 0 -n
+StandardOutput=null
+Restart=on-failure
+
+[Install]
+WantedBy=multi-user.target
+Alias=syslog.service