[PATCH 32/33] Socket and Service files.

[Janani Venkataraman <jananive@linux.vnet.ibm.com>]

The socket and service files for systemd are created.

Signed-off-by: Janani Venkataraman <jananive@linux.vnet.ibm.com>
---
 Makefile.am      |   15 +++++++++++++++
 configure.ac     |    1 +
 gencore.service  |    9 +++++++++
 gencore.socket   |   10 ++++++++++
 gencore.spec.in  |   21 +++++++++++++++++++++
 gencore@.service |    9 +++++++++
 6 files changed, 65 insertions(+)
 create mode 100644 gencore.service
 create mode 100644 gencore.socket
 create mode 100644 gencore@.service

diff --git a/Makefile.am b/Makefile.am
index 30e86f5..4c6c269 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -3,5 +3,20 @@ SUBDIRS = src doc
 
 EXTRA_DIST = src/coredump.h src/elf.c src/elf-compat.h doc/gencore.1 doc/gencore.3 Changelog COPYING.LIBGENCORE
 
+if HAVE_SYSTEMD_SOCKET_SUPPORT 
+EXTRA_DIST += gencore.socket gencore@.service
+else
+EXTRA_DIST += gencore.service
+endif
+
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = libgencore.pc
+
+systemddir = /usr/lib/systemd
+systemdir = /usr/lib/systemd/system
+
+if HAVE_SYSTEMD_SOCKET_SUPPORT
+system_DATA = gencore@.service gencore.socket
+else
+system_DATA = gencore.service
+endif
diff --git a/configure.ac b/configure.ac
index 6245ae1..39d7902 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4,4 +4,5 @@ AM_INIT_AUTOMAKE([-Wall -Werror foreign])
 AC_CONFIG_HEADERS([config.h])
 AC_PROG_CC
 AC_CONFIG_FILES(Makefile gencore.spec libgencore.pc)
+AM_CONDITIONAL(HAVE_SYSTEMD_SOCKET_SUPPORT, test "have_systemd_socket_support" = false)
 AC_OUTPUT(src/Makefile doc/Makefile)
diff --git a/gencore.service b/gencore.service
new file mode 100644
index 0000000..79220ff
--- /dev/null
+++ b/gencore.service
@@ -0,0 +1,9 @@
+[Unit]
+Description=Gencore service
+
+[Service]
+Type=forking
+ExecStart=/usr/bin/gencore --daemon
+
+[Install]
+WantedBy=multi-user.target
diff --git a/gencore.socket b/gencore.socket
new file mode 100644
index 0000000..b9afce8
--- /dev/null
+++ b/gencore.socket
@@ -0,0 +1,10 @@
+[Unit]
+Description=Gencore socket
+
+[Socket]
+ListenStream=/var/run/gencored.socket
+Accept=true
+
+[Install]
+WantedBy=socket.target
+
diff --git a/gencore.spec.in b/gencore.spec.in
index 58c699e..3937edb 100644
--- a/gencore.spec.in
+++ b/gencore.spec.in
@@ -1,3 +1,5 @@
+%define HAVE_SYSTEMD_SOCKET_SUPPORT 0
+
 Name: gencore
 Version: @VERSION@
 Release: 0
@@ -39,10 +41,19 @@ make
 %install
 make DESTDIR=$RPM_BUILD_ROOT install
 
+%preun
+systemctl stop gencore.service
+
 %files
 %doc README COPYING Changelog
 %{_bindir}/gencore
 %{_mandir}/man1/gencore.1*
+%if %HAVE_SYSTEMD_SOCKET_SUPPORT
+%{_unitdir}/gencore@.service
+%{_unitdir}/gencore.socket
+%else
+%{_unitdir}/gencore.service
+%endif
 
 %files -n libgencore
 %doc COPYING.LIBGENCORE
@@ -56,6 +67,16 @@ make DESTDIR=$RPM_BUILD_ROOT install
 %{_libdir}/libgencore.la
 %{_libdir}/pkgconfig/libgencore.pc
 
+%post
+systemctl --system daemon-reload
+%if %HAVE_SYSTEMD_SOCKET_SUPPORT
+systemctl enable gencore.socket
+systemctl start gencore.socket 
+%else
+systemctl enable gencore.service
+systemctl start gencore.service 
+%endif
+
 %post -n libgencore
 ldconfig -n %{_libdir}/libgencore.so.*
 
diff --git a/gencore@.service b/gencore@.service
new file mode 100644
index 0000000..4dcfb1c
--- /dev/null
+++ b/gencore@.service
@@ -0,0 +1,9 @@
+[Unit]
+Description=Gencore service
+
+[Service]
+Type=forking
+ExecStart=/usr/bin/gencore --socket
+
+[Install]
+WantedBy=multi-user.target