Install systemd services with autotools

Change-Id: I103bf3468d53578045593eac31b61f7e0248495e

Makefile.am

@@ -12,6 +12,7 @@ SUBDIRS = \
 	doc \
 	include \
 	src \
+	contrib \
 	tests \
 	$(NULL)
 
@@ -21,6 +22,9 @@ pkgconfig_DATA = osmo-sgsn.pc
 BUILT_SOURCES = $(top_srcdir)/.version
 EXTRA_DIST = git-version-gen osmoappdesc.py .version
 
+DISTCHECK_CONFIGURE_FLAGS = \
+	--with-systemdsystemunitdir=$$dc_install_base/$(systemdsystemunitdir)
+
 @RELMAKE@
 
 $(top_srcdir)/.version:

configure.ac

@@ -176,6 +176,22 @@ AC_MSG_CHECKING([whether to enable VTY/CTRL tests])
 AC_MSG_RESULT([$enable_ext_tests])
 AM_CONDITIONAL(ENABLE_EXT_TESTS, test "x$enable_ext_tests" = "xyes")
 
+# https://www.freedesktop.org/software/systemd/man/daemon.html
+AC_ARG_WITH([systemdsystemunitdir],
+     [AS_HELP_STRING([--with-systemdsystemunitdir=DIR], [Directory for systemd service files])],,
+     [with_systemdsystemunitdir=auto])
+AS_IF([test "x$with_systemdsystemunitdir" = "xyes" -o "x$with_systemdsystemunitdir" = "xauto"], [
+     def_systemdsystemunitdir=$($PKG_CONFIG --variable=systemdsystemunitdir systemd)
+
+     AS_IF([test "x$def_systemdsystemunitdir" = "x"],
+   [AS_IF([test "x$with_systemdsystemunitdir" = "xyes"],
+    [AC_MSG_ERROR([systemd support requested but pkg-config unable to query systemd package])])
+    with_systemdsystemunitdir=no],
+   [with_systemdsystemunitdir="$def_systemdsystemunitdir"])])
+AS_IF([test "x$with_systemdsystemunitdir" != "xno"],
+      [AC_SUBST([systemdsystemunitdir], [$with_systemdsystemunitdir])])
+AM_CONDITIONAL([HAVE_SYSTEMD], [test "x$with_systemdsystemunitdir" != "xno"])
+
 AC_MSG_RESULT([CFLAGS="$CFLAGS"])
 AC_MSG_RESULT([CPPFLAGS="$CPPFLAGS"])
 
@@ -201,4 +217,6 @@ AC_OUTPUT(
     tests/v42bis/Makefile
     doc/Makefile
     doc/examples/Makefile
+    contrib/Makefile
+    contrib/systemd/Makefile
     Makefile)

contrib/Makefile.am

@@ -0,0 +1 @@
+SUBDIRS = systemd

contrib/systemd/Makefile.am

@@ -0,0 +1,9 @@
+if HAVE_SYSTEMD
+SYSTEMD_SERVICES = \
+  osmo-gbproxy.service \
+  osmo-gtphub.service \
+  osmo-sgsn.service
+
+EXTRA_DIST = $(SYSTEMD_SERVICES)
+systemdsystemunit_DATA = $(SYSTEMD_SERVICES)
+endif

debian/control

@@ -4,6 +4,7 @@ Priority: extra
 Maintainer: Alexander Couzens <lynxis@fe80.eu>
 Build-Depends: debhelper (>=9),
                dh-autoreconf,
+               dh-systemd (>= 1.5),
                autotools-dev,
                autoconf,
                automake,

debian/osmo-gbproxy.install

@@ -1,3 +1,4 @@
+lib/systemd/system/osmo-gbproxy.service
 usr/bin/osmo-gbproxy
 usr/share/doc/osmo-sgsn/examples/osmo-gbproxy/osmo-gbproxy-legacy.cfg usr/share/doc/osmo-gbproxy/examples
 usr/share/doc/osmo-sgsn/examples/osmo-gbproxy/osmo-gbproxy.cfg usr/share/doc/osmo-gbproxy/examples

debian/osmo-gbproxy.service

@@ -1 +0,0 @@
-../contrib/systemd/osmo-gbproxy.service

debian/osmo-gtphub.install

@@ -1,3 +1,4 @@
+lib/systemd/system/osmo-gtphub.service
 usr/bin/osmo-gtphub
 usr/share/doc/osmo-sgsn/examples/osmo-gtphub/osmo-gtphub-1iface.cfg usr/share/doc/osmo-gtphub/examples
 usr/share/doc/osmo-sgsn/examples/osmo-gtphub/osmo-gtphub.cfg usr/share/doc/osmo-gtphub/examples

debian/osmo-gtphub.service

@@ -1 +0,0 @@
-../contrib/systemd/osmo-gtphub.service

debian/osmo-sgsn.install

@@ -1,3 +1,4 @@
+lib/systemd/system/osmo-sgsn.service
 usr/bin/osmo-sgsn
 usr/share/doc/osmo-sgsn/examples/osmo-sgsn/osmo-sgsn.cfg usr/share/doc/osmo-sgsn/examples
 usr/share/doc/osmo-sgsn/examples/osmo-sgsn/osmo-sgsn-accept-all.cfg usr/share/doc/osmo-sgsn/examples

debian/osmo-sgsn.service

@@ -1 +0,0 @@
-../contrib/systemd/osmo-sgsn.service

debian/rules

@@ -46,7 +46,7 @@
 
 # debmake generated override targets
 # Set options for ./configure
-CONFIGURE_FLAGS += --enable-iu
+CONFIGURE_FLAGS += --enable-iu --with-systemdsystemunitdir=/lib/systemd/system
 override_dh_auto_configure:
 	dh_auto_configure -- $(CONFIGURE_FLAGS)
 #