Autotools to install systemd unit files.

To simplify the spec file we should install as much using autotools
and as little as possible in the spec file.

Signed-off-by: Owen Synge <osynge@suse.com>

.gitignore

@@ -54,6 +54,7 @@ release
 stamp-h1
 systemd/ceph-osd@.service
 systemd/ceph-rgw.tmpfiles.d
+systemd/Makefile
 vgcore.*
 
 # specific local dir files

Makefile.am

@@ -2,7 +2,7 @@ AUTOMAKE_OPTIONS = gnu
 ACLOCAL_AMFLAGS = -I m4
 EXTRA_DIST = autogen.sh ceph.spec.in ceph.spec install-deps.sh
 # the "." here makes sure check-local builds gtest and gmock before they are used
-SUBDIRS = . src man doc
+SUBDIRS = . src man doc systemd
 
 EXTRA_DIST += \
 	src/test/run-cli-tests \

ceph.spec.in

@@ -482,6 +482,12 @@ export RPM_OPT_FLAGS=`echo $RPM_OPT_FLAGS | sed -e 's/i386/i486/'`
 		--prefix=/usr \
 		--localstatedir=/var \
 		--sysconfdir=/etc \
+%if 0%{?rhel} || 0%{?fedora}
+		--with-systemd-libexec-dir=/usr/lib/systemd/system \
+%endif
+%if 0%{?opensuse} || 0%{?suse_version}
+		--with-systemdsystemunitdir=%_unitdir \
+%endif
 		--docdir=%{_docdir}/ceph \
 		--with-man-pages \
 		--mandir="%_mandir" \

configure.ac

@@ -1197,6 +1197,7 @@ AC_ARG_WITH(
     ]
 )
 
+
 dnl rgw-user
 AC_SUBST(user_rgw)
 AC_ARG_WITH(
@@ -1218,7 +1219,6 @@ AC_ARG_WITH(
     ]
 )
 
-
 dnl rgw-group
 AC_SUBST(group_rgw)
 AC_ARG_WITH(
@@ -1241,6 +1241,32 @@ AC_ARG_WITH(
 )
 
 
+AC_SUBST(systemd_unit_dir)
+AC_ARG_WITH(
+    systemd-unit-dir,
+    AS_HELP_STRING(
+	    [--with-systemdsystemunitdir=DIR],
+	    [systemd unit directory @<:@SYSTEMD_UNIT_DIR@:>@
+        Defaults to the correct value for debian /etc/systemd/system/]
+    ),
+    [
+	    systemd_unit_dir="$withval"
+    ],
+    [
+        # default to the systemd admin unit directory
+        which pkg-config
+        pkg_config_exists=$?
+        if test x"$pkg_config_exists" = x"0"; then
+            systemd_unit_dir=`pkg-config systemd --variable=systemdsystemunitdir`
+        else
+            systemd_unit_dir="/etc/systemd/system/"
+        fi
+    ]
+)
+
+
+
+
 # Checks for typedefs, structures, and compiler characteristics.
 #AC_HEADER_STDBOOL
 #AC_C_CONST
@@ -1301,6 +1327,7 @@ AC_CONFIG_FILES([Makefile
 	src/ocf/rbd
 	src/java/Makefile
 	src/tracing/Makefile
+	systemd/Makefile
 	man/Makefile
 	doc/Makefile
 	systemd/ceph-osd@.service

systemd/Makefile.am

@@ -0,0 +1,11 @@
+unitfiles = \
+	ceph.target \
+	ceph-mds@.service \
+	ceph-mon@.service \
+	ceph-osd@.service
+
+unitdir = $(systemd_unit_dir)
+
+unit_DATA = $(unitfiles)
+
+EXTRA_DIST = $(unitfiles)