Add systemd unit files

Signed-off-by: Thorsten Kukuk <kukuk@suse.de>

--- a/Makefile.am
+++ b/Makefile.am	2014/12/10 13:27:31
@@ -45,6 +45,14 @@
 AM_CPPFLAGS += $(SYSTEMD_CFLAGS) -DSYSTEMD
 
 rpcbind_LDADD += $(SYSTEMD_LIBS)
+
+systemd/rpcbind.service: systemd/rpcbind.service.in Makefile
+	sed -e 's,@bindir\@,$(bindir),g' \
+		< $< > $@ || rm $@
+
+systemdsystemunit_DATA = \
+	systemd/rpcbind.service \
+	systemd/rpcbind.socket
 endif
 
 rpcinfo_SOURCES =       src/rpcinfo.c
--- a/systemd/.gitignore
+++ b/systemd/.gitignore	2014/12/10 13:27:31
@@ -0,0 +1 @@
+rpcbind.service
--- a/systemd/rpcbind.service.in
+++ b/systemd/rpcbind.service.in	2014/12/10 13:27:31
@@ -0,0 +1,16 @@
+[Unit]
+Description=RPC Bind
+Documentation=man:rpcbind(8)
+DefaultDependencies=no
+Requires=rpcbind.socket
+Wants=var-run.mount
+After=var-run.mount
+
+[Service]
+Type=notify
+EnvironmentFile=-/etc/sysconfig/rpcbind
+ExecStart=@bindir@/rpcbind $RPCBIND_OPTIONS -w -f
+
+[Install]
+WantedBy=multi-user.target
+Also=rpcbind.socket
--- a/systemd/rpcbind.socket
+++ b/systemd/rpcbind.socket	2014/12/10 13:27:58
@@ -0,0 +1,18 @@
+[Unit]
+Description=RPCbind Server Activation Socket
+DefaultDependencies=no
+Wants=rpcbind.target
+Before=rpcbind.target
+
+[Socket]
+ListenStream=/run/rpcbind.sock
+
+# RPC netconfig can't handle ipv6/ipv4 dual sockets
+BindIPv6Only=ipv6-only
+ListenStream=0.0.0.0:111
+ListenDatagram=0.0.0.0:111
+ListenStream=[::]:111
+ListenDatagram=[::]:111
+
+[Install]
+WantedBy=sockets.target