Hi Daniel,
On Thu, Jul 07, 2011 at 03:17:24PM +0100, Daniel P. Berrange wrote:
> From: "Daniel P. Berrange" <berrange@xxxxxxxxxx>
>
> This patch adds support for a systemd init service for libvirtd
> and libvirt-guests. The libvirtd.service is *not* written to use
> socket activation, since we want libvirtd to start on boot so it
> can do guest auto-start.
It seems this nevert got pushed. I't be great to have systemd support
upstream so we don't reinvent the wheel on every distro that uses
systemd.
Cheers,
-- Guido
>
> The libvirt-guests.service is pretty lame, just exec'ing the
> original init script for now. Ideally we would factor out the
> functionality, into some shared tool.
>
> Instead of
>
> ./configure --with-init-script=redhat
>
> You can now do
>
> ./configure --with-init-script=systemd
>
> Or better still:
>
> ./configure --with-init-script=systemd+redhat
>
> * configure.ac: Add systemd, and systemd+redhat options to
> --with-init-script option
> * daemon/Makefile.am: Install systemd services
> * daemon/libvirtd.sysconf: Add note about unused env variable
> with systemd
> * daemon/libvirtd.service.in: libvirtd systemd service unit
> * libvirt.spec.in: Add scripts to installing systemd services
> and migrating from legacy init scripts
> * tools/Makefile.am: Install systemd services
> * tools/libvirt-guests.init.sh: Rename to tools/libvirt-guests.init.in
> * tools/libvirt-guests.service.in: systemd service unit
> ---
> configure.ac | 32 +++++--
> daemon/.gitignore | 1 +
> daemon/Makefile.am | 62 ++++++++++----
> daemon/libvirtd.service.in | 20 ++++
> daemon/libvirtd.sysconf | 3 +
> libvirt.spec.in | 92 +++++++++++++++++++-
> tools/Makefile.am | 63 +++++++++++---
> ...bvirt-guests.init.sh => libvirt-guests.init.in} | 0
> tools/libvirt-guests.service.in | 13 +++
> 9 files changed, 245 insertions(+), 41 deletions(-)
> create mode 100644 daemon/libvirtd.service.in
> rename tools/{libvirt-guests.init.sh => libvirt-guests.init.in} (100%)
> create mode 100644 tools/libvirt-guests.service.in
>
> diff --git a/configure.ac b/configure.ac
> index 13b4afb..d70e574 100644
> --- a/configure.ac
> +++ b/configure.ac
> @@ -305,16 +305,30 @@ dnl init script flavor
> dnl
> AC_MSG_CHECKING([for init script flavor])
> AC_ARG_WITH([init-script],
> - [AC_HELP_STRING([--with-init-script=@<:@redhat|auto|none@:>@],
> + [AC_HELP_STRING([--with-init-script=@<:@redhat|systemd|systemd+redhat|upstart|auto|none@:>@],
> [Style of init script to install @<:@default=auto@:>@])])
> -if test "x$with_init_script" = "x" || test "x$with_init_script" = "xauto"; then
> - if test "$cross_compiling" = yes || test ! -f /etc/redhat-release; then
> - with_init_script=none
> - else
> - with_init_script=redhat
> - fi
> -fi
> -AM_CONDITIONAL([LIBVIRT_INIT_SCRIPT_RED_HAT], test x$with_init_script = xredhat)
> +init_redhat=no
> +init_systemd=no
> +case "$with_init_script" in
> + systemd+redhat)
> + init_redhat=yes
> + init_systemd=yes
> + ;;
> + systemd)
> + init_systemd=yes
> + ;;
> + redhat)
> + init_redhat=yes
> + ;;
> + *)
> + if test "$cross_compiling" != yes && test -f /etc/redhat-release; then
> + init_redhat=yes
> + with_init_script=redhat
> + fi
> + ;;
> +esac
> +AM_CONDITIONAL([LIBVIRT_INIT_SCRIPT_RED_HAT], test "$init_redhat" = "yes")
> +AM_CONDITIONAL([LIBVIRT_INIT_SCRIPT_SYSTEMD], test "$init_systemd" = "yes")
> AC_MSG_RESULT($with_init_script)
>
> dnl RHEL-5 has a peculiar version of Xen, which requires some special casing
> diff --git a/daemon/.gitignore b/daemon/.gitignore
> index ab3d093..2873143 100644
> --- a/daemon/.gitignore
> +++ b/daemon/.gitignore
> @@ -7,6 +7,7 @@ Makefile.in
> libvirt_qemud
> libvirtd
> libvirtd.init
> +libvirtd.service
> libvirtd*.logrotate
> libvirtd.8
> libvirtd.8.in
> diff --git a/daemon/Makefile.am b/daemon/Makefile.am
> index 8ed29b8..abb5e1f 100644
> --- a/daemon/Makefile.am
> +++ b/daemon/Makefile.am
> @@ -180,13 +180,13 @@ probes.o: probes.d
> CLEANFILES += probes.h probes.o
> endif
>
> -install-data-local: install-init install-data-sasl install-data-polkit \
> +install-data-local: install-init install-systemd install-data-sasl install-data-polkit \
> install-logrotate
> mkdir -p $(DESTDIR)$(localstatedir)/log/libvirt
> mkdir -p $(DESTDIR)$(localstatedir)/run/libvirt
> mkdir -p $(DESTDIR)$(localstatedir)/lib/libvirt
>
> -uninstall-local:: uninstall-init uninstall-data-sasl uninstall-data-polkit
> +uninstall-local:: uninstall-init uninstall-systemd uninstall-data-sasl uninstall-data-polkit
> rmdir $(DESTDIR)$(localstatedir)/log/libvirt || :
> rmdir $(DESTDIR)$(localstatedir)/run/libvirt || :
> rmdir $(DESTDIR)$(localstatedir)/lib/libvirt || :
> @@ -244,20 +244,47 @@ install-logrotate: $(LOGROTATE_CONFS)
> $(INSTALL_DATA) libvirtd.lxc.logrotate $(DESTDIR)$(sysconfdir)/logrotate.d/libvirtd.lxc
> $(INSTALL_DATA) libvirtd.uml.logrotate $(DESTDIR)$(sysconfdir)/logrotate.d/libvirtd.uml
>
> +install-sysconfig:
> + mkdir -p $(DESTDIR)$(sysconfdir)/sysconfig
> + $(INSTALL_DATA) $(srcdir)/libvirtd.sysconf \
> + $(DESTDIR)$(sysconfdir)/sysconfig/libvirtd
> +uninstall-sysconfig:
> + rm -f $(DESTDIR)$(sysconfdir)/sysconfig/libvirtd
> +
> if LIBVIRT_INIT_SCRIPT_RED_HAT
> -install-init: libvirtd.init
> +
> +BUILT_SOURCES += libvirtd.init
> +
> +install-init: install-sysconfig libvirtd.init
> mkdir -p $(DESTDIR)$(sysconfdir)/rc.d/init.d
> $(INSTALL_SCRIPT) libvirtd.init \
> $(DESTDIR)$(sysconfdir)/rc.d/init.d/libvirtd
> - mkdir -p $(DESTDIR)$(sysconfdir)/sysconfig
> - $(INSTALL_DATA) $(srcdir)/libvirtd.sysconf \
> - $(DESTDIR)$(sysconfdir)/sysconfig/libvirtd
>
> +uninstall-init: uninstall-sysconfig
> + rm -f $(DESTDIR)$(sysconfdir)/rc.d/init.d/libvirtd
> +else
> +install-init:
> uninstall-init:
> - rm -f $(DESTDIR)$(sysconfdir)/rc.d/init.d/libvirtd \
> - $(DESTDIR)$(sysconfdir)/sysconfig/libvirtd
> +endif # LIBVIRT_INIT_SCRIPT_RED_HAT
>
> -BUILT_SOURCES += libvirtd.init
> +
> +EXTRA_DIST += libvirtd.service.in
> +if LIBVIRT_INIT_SCRIPT_SYSTEMD
> +
> +SYSTEMD_UNIT_DIR = /lib/systemd/system
> +BUILT_SOURCES += libvirtd.service
> +
> +install-systemd: install-sysconfig libvirtd.service
> + mkdir -p $(DESTDIR)$(SYSTEMD_UNIT_DIR)
> + $(INSTALL_SCRIPT) libvirtd.service \
> + $(DESTDIR)$(SYSTEMD_UNIT_DIR)/libvirtd.service
> +
> +uninstall-systemd: uninstall-sysconfig
> + rm -f $(DESTDIR)$(SYSTEMD_UNIT_DIR)/libvirtd.service
> +else
> +install-systemd:
> +uninstall-systemd:
> +endif # LIBVIRT_INIT_SCRIPT_SYSTEMD
>
> libvirtd.init: libvirtd.init.in $(top_builddir)/config.status
> $(AM_V_GEN)sed \
> @@ -268,18 +295,21 @@ libvirtd.init: libvirtd.init.in $(top_builddir)/config.status
> chmod a+x $@-t && \
> mv $@-t $@
>
> +libvirtd.service: libvirtd.service.in $(top_builddir)/config.status
> + $(AM_V_GEN)sed \
> + -e s!\@localstatedir\@!@localstatedir@!g \
> + -e s!\@sbindir\@!@sbindir@!g \
> + -e s!\@sysconfdir\@!@sysconfdir@!g \
> + < $< > $@-t && \
> + chmod a+x $@-t && \
> + mv $@-t $@
> +
> +
> check-local:
> $(AM_V_GEN)if test -x '$(AUGPARSE)'; then \
> '$(AUGPARSE)' -I $(srcdir) $(srcdir)/test_libvirtd.aug; \
> fi
>
> -else
> -
> -install-init:
> -uninstall-init:
> -libvirtd.init:
> -
> -endif # LIBVIRT_INIT_SCRIPT_RED_HAT
>
> # This must be added last, since functions it provides/replaces
> # are used by nearly every other library.
> diff --git a/daemon/libvirtd.service.in b/daemon/libvirtd.service.in
> new file mode 100644
> index 0000000..9661428
> --- /dev/null
> +++ b/daemon/libvirtd.service.in
> @@ -0,0 +1,20 @@
> +# NB we don't use socket activation. When libvirtd starts it will
> +# spawn any virtual machines registered for autostart. We want this
> +# to occur on every boot, regardless of whether any client connects
> +# to a socket. Thus socket activation doesn't have any benefit
> +
> +[Unit]
> +Description=Virtualization daemon
> +After=syslog.target
> +After=udev.target
> +After=avahi.target
> +After=dbus.target
> +Before=libvirt-guests.service
> +
> +[Service]
> +EnvironmentFile=-/etc/sysconfig/libvirtd
> +ExecStart=@sbindir@/libvirtd $LIBVIRTD_ARGS
> +ExecReload=/bin/kill -HUP $MAINPID
> +
> +[Install]
> +WantedBy=multi-user.target
> diff --git a/daemon/libvirtd.sysconf b/daemon/libvirtd.sysconf
> index b730c5e..ab273c8 100644
> --- a/daemon/libvirtd.sysconf
> +++ b/daemon/libvirtd.sysconf
> @@ -1,4 +1,7 @@
> # Override the default config file
> +# NOTE: This setting is no longer honoured if using
> +# systemd. Set '--config /etc/libvirt/libvirtd.conf'
> +# in LIBVIRTD_ARGS instead.
> #LIBVIRTD_CONFIG=/etc/libvirt/libvirtd.conf
>
> # Listen for TCP/IP connections
> diff --git a/libvirt.spec.in b/libvirt.spec.in
> index bf220f3..650f0bc 100644
> --- a/libvirt.spec.in
> +++ b/libvirt.spec.in
> @@ -77,6 +77,7 @@
> %define with_dtrace 0%{!?_without_dtrace:0}
> %define with_cgconfig 0%{!?_without_cgconfig:0}
> %define with_sanlock 0%{!?_without_sanlock:0}
> +%define with_systemd 0%{!?_without_systemd:0}
>
> # Non-server/HV driver defaults which are always enabled
> %define with_python 0%{!?_without_python:1}
> @@ -107,6 +108,10 @@
> %define with_libxl 0
> %endif
>
> +%if 0%{?fedora} >= 15
> +%define with_systemd 1
> +%endif
> +
> # RHEL-5 has restricted QEMU to x86_64 only and is too old for LXC
> %if 0%{?rhel} == 5
> %ifnarch x86_64
> @@ -313,7 +318,9 @@ Requires: libcgroup
>
> # All build-time requirements
> BuildRequires: python-devel
> -
> +%if %{with_systemd}
> +BuildRequires: systemd-units
> +%endif
> %if %{with_xen}
> BuildRequires: xen-devel
> %endif
> @@ -455,6 +462,13 @@ BuildRequires: nfs-utils
> # Fedora build root suckage
> BuildRequires: gawk
>
> +%if %{with_systemd}
> +Requires(post): systemd-units
> +Requires(post): systemd-sysv
> +Requires(preun): systemd-units
> +Requires(postun): systemd-units
> +%endif
> +
> %description
> Libvirt is a C toolkit to interact with the virtualization capabilities
> of recent versions of Linux (and other OSes). The main package includes
> @@ -671,6 +685,13 @@ of recent versions of Linux (and other OSes).
> %define with_packager --with-packager="%{who}, %{when}, %{where}"
> %define with_packager_version --with-packager-version="%{release}"
>
> +%if %{with_systemd}
> +# We use 'systemd+redhat', so if someone installs upstart or
> +# legacy init scripts, they can still start libvirtd, etc
> +%define init_scripts --with-init_script=systemd+redhat
> +%else
> +%define init_scripts --with-init_script=redhat
> +%endif
>
> %configure %{?_without_xen} \
> %{?_without_qemu} \
> @@ -711,7 +732,7 @@ of recent versions of Linux (and other OSes).
> %{with_packager_version} \
> --with-qemu-user=%{qemu_user} \
> --with-qemu-group=%{qemu_group} \
> - --with-init-script=redhat \
> + %{init_scripts} \
> --with-remote-pid-file=%{_localstatedir}/run/libvirtd.pid
> make %{?_smp_mflags}
> gzip -9 ChangeLog
> @@ -719,7 +740,7 @@ gzip -9 ChangeLog
> %install
> rm -fr %{buildroot}
>
> -%makeinstall
> +%makeinstall SYSTEMD_UNIT_DIR=%{?buildroot:%{buildroot}}%{_unitdir}
> for i in domain-events/events-c dominfo domsuspend hellolibvirt openauth python xml/nwfilter systemtap
> do
> (cd examples/$i ; make clean ; rm -rf .deps .libs Makefile Makefile.in)
> @@ -868,6 +889,13 @@ do
> done
> %endif
>
> +%if %{with_systemd}
> +if [ $1 -eq 1 ] ; then
> + # Initial installation
> + /bin/systemctl enable libvirtd.service >/dev/null 2>&1 || :
> + /bin/systemctl enable cgconfig.service >/dev/null 2>&1 || :
> +fi
> +%else
> %if %{with_cgconfig}
> if [ "$1" -eq "1" ]; then
> /sbin/chkconfig cgconfig on
> @@ -879,25 +907,64 @@ if [ "$1" -ge "1" ]; then
> /sbin/service libvirtd condrestart > /dev/null 2>&1
> fi
> %endif
> +%endif
>
> %preun
> %if %{with_libvirtd}
> +%if %{with_systemd}
> +if [ $1 -eq 0 ] ; then
> + # Package removal, not upgrade
> + /bin/systemctl --no-reload disable libvirtd.service > /dev/null 2>&1 || :
> + /bin/systemctl stop libvirtd.service > /dev/null 2>&1 || :
> +fi
> +%else
> if [ $1 = 0 ]; then
> /sbin/service libvirtd stop 1>/dev/null 2>&1
> /sbin/chkconfig --del libvirtd
> fi
> %endif
> +%endif
> +
> +%postun
> +%if %{with_libvirtd}
> +%if %{with_systemd}
> +/bin/systemctl daemon-reload >/dev/null 2>&1 || :
> +if [ $1 -ge 1 ] ; then
> + # Package upgrade, not uninstall
> + /bin/systemctl try-restart libvirtd.service >/dev/null 2>&1 || :
> +fi
> +%endif
> +%endif
> +
> +%if %{with_libvirtd}
> +%if %{with_systemd}
> +%triggerun -- libvirt < 0.9.4
> +%{_bindir}/systemd-sysv-convert --save libvirtd >/dev/null 2>&1 ||:
> +
> +# If the package is allowed to autostart:
> +/bin/systemctl --no-reload enable libvirtd.service >/dev/null 2>&1 ||:
> +
> +# Run these because the SysV package being removed won't do them
> +/sbin/chkconfig --del libvirtd >/dev/null 2>&1 || :
> +/bin/systemctl try-restart libvirtd.service >/dev/null 2>&1 || :
> +%endif
> +%endif
>
> %preun client
>
> +%if %{with_systemd}
> +%else
> if [ $1 = 0 ]; then
> /sbin/chkconfig --del libvirt-guests
> rm -f /var/lib/libvirt/libvirt-guests
> fi
> +%endif
>
> %post client
>
> /sbin/ldconfig
> +%if %{with_systemd}
> +%else
> /sbin/chkconfig --add libvirt-guests
> if [ $1 -ge 1 ]; then
> level=$(/sbin/runlevel | /bin/cut -d ' ' -f 2)
> @@ -907,9 +974,22 @@ if [ $1 -ge 1 ]; then
> /sbin/service libvirt-guests start > /dev/null 2>&1 || true
> fi
> fi
> +%endif
>
> %postun client -p /sbin/ldconfig
>
> +%if %{with_systemd}
> +%triggerun client -- libvirt < 0.9.4
> +%{_bindir}/systemd-sysv-convert --save libvirt-guests >/dev/null 2>&1 ||:
> +
> +# If the package is allowed to autostart:
> +/bin/systemctl --no-reload enable libvirt-guests.service >/dev/null 2>&1 ||:
> +
> +# Run these because the SysV package being removed won't do them
> +/sbin/chkconfig --del libvirt-guests >/dev/null 2>&1 || :
> +/bin/systemctl try-restart libvirt-guests.service >/dev/null 2>&1 || :
> +%endif
> +
> %if %{with_libvirtd}
> %files
> %defattr(-, root, root)
> @@ -927,6 +1007,9 @@ fi
> %{_sysconfdir}/libvirt/nwfilter/*.xml
>
> %{_sysconfdir}/rc.d/init.d/libvirtd
> +%if %{with_systemd}
> +%{_unitdir}/libvirtd.service
> +%endif
> %doc daemon/libvirtd.upstart
> %config(noreplace) %{_sysconfdir}/sysconfig/libvirtd
> %config(noreplace) %{_sysconfdir}/libvirt/libvirtd.conf
> @@ -1070,6 +1153,9 @@ fi
> %{_datadir}/libvirt/cpu_map.xml
>
> %{_sysconfdir}/rc.d/init.d/libvirt-guests
> +%if %{with_systemd}
> +%{_unitdir}/libvirt-guests.service
> +%endif
> %config(noreplace) %{_sysconfdir}/sysconfig/libvirt-guests
> %dir %attr(0755, root, root) %{_localstatedir}/lib/libvirt/
>
> diff --git a/tools/Makefile.am b/tools/Makefile.am
> index 62c275e..7537f81 100644
> --- a/tools/Makefile.am
> +++ b/tools/Makefile.am
> @@ -15,7 +15,6 @@ EXTRA_DIST = \
> virt-sanlock-cleanup.in \
> virt-sanlock-cleanup.8 \
> virsh.pod \
> - libvirt-guests.init.sh \
> libvirt-guests.sysconf
>
> bin_SCRIPTS = virt-xml-validate virt-pki-validate
> @@ -145,22 +144,33 @@ install-data-local: install-init
>
> uninstall-local: uninstall-init
>
> +install-sysconfig:
> + mkdir -p $(DESTDIR)$(sysconfdir)/sysconfig
> + $(INSTALL_DATA) $(srcdir)/libvirt-guests.sysconf \
> + $(DESTDIR)$(sysconfdir)/sysconfig/libvirt-guests
> +
> +uninstall-sysconfig:
> + rm -f $(DESTDIR)$(sysconfdir)/sysconfig/libvirt-guests
> +
> +EXTRA_DIST += libvirt-guests.init.in
> +
> if LIBVIRT_INIT_SCRIPT_RED_HAT
> -install-init: libvirt-guests.init
> +install-init: libvirt-guests.init install-sysconfig
> mkdir -p $(DESTDIR)$(sysconfdir)/rc.d/init.d
> $(INSTALL_SCRIPT) libvirt-guests.init \
> $(DESTDIR)$(sysconfdir)/rc.d/init.d/libvirt-guests
> - mkdir -p $(DESTDIR)$(sysconfdir)/sysconfig
> - $(INSTALL_DATA) $(srcdir)/libvirt-guests.sysconf \
> - $(DESTDIR)$(sysconfdir)/sysconfig/libvirt-guests
>
> -uninstall-init:
> - rm -f $(DESTDIR)$(sysconfdir)/rc.d/init.d/libvirt-guests \
> - $(DESTDIR)$(sysconfdir)/sysconfig/libvirt-guests
> +uninstall-init: install-sysconfig
> + rm -f $(DESTDIR)$(sysconfdir)/rc.d/init.d/libvirt-guests
>
> BUILT_SOURCES += libvirt-guests.init
>
> -libvirt-guests.init: libvirt-guests.init.sh $(top_builddir)/config.status
> +else
> +install-init:
> +uninstall-init:
> +endif # LIBVIRT_INIT_SCRIPT_RED_HAT
> +
> +libvirt-guests.init: libvirt-guests.init.in $(top_builddir)/config.status
> $(AM_V_GEN)sed \
> -e 's!\@PACKAGE\@!$(PACKAGE)!g' \
> -e 's!\@bindir\@!$(bindir)!g' \
> @@ -171,11 +181,38 @@ libvirt-guests.init: libvirt-guests.init.sh $(top_builddir)/config.status
> < $< > $@-t && \
> chmod a+x $@-t && \
> mv $@-t $@
> +
> +
> +
> +EXTRA_DIST += libvirt-guests.service.in
> +
> +if LIBVIRT_INIT_SCRIPT_SYSTEMD
> +install-systemd: libvirt-guests.service install-sysconfig
> + mkdir -p $(DESTDIR)$(sysconfdir)/rc.d/systemd.d
> + $(INSTALL_SCRIPT) libvirt-guests.service \
> + $(DESTDIR)$(sysconfdir)/rc.d/systemd.d/libvirt-guests
> +
> +uninstall-systemd: install-sysconfig
> + rm -f $(DESTDIR)$(sysconfdir)/rc.d/systemd.d/libvirt-guests
> +
> +BUILT_SOURCES += libvirt-guests.service
> +
> else
> -install-init:
> -uninstall-init:
> -libvirt-guests.init:
> -endif # LIBVIRT_INIT_SCRIPT_RED_HAT
> +install-systemd:
> +uninstall-systemd:
> +endif # LIBVIRT_INIT_SCRIPT_SYSTEMD
> +
> +libvirt-guests.service: libvirt-guests.service.in $(top_builddir)/config.status
> + $(AM_V_GEN)sed \
> + -e 's!\@PACKAGE\@!$(PACKAGE)!g' \
> + -e 's!\@bindir\@!$(bindir)!g' \
> + -e 's!\@localedir\@!$(localedir)!g' \
> + -e 's!\@localstatedir\@!$(localstatedir)!g' \
> + -e 's!\@sbindir\@!$(sbindir)!g' \
> + -e 's!\@sysconfdir\@!$(sysconfdir)!g' \
> + < $< > $@-t && \
> + chmod a+x $@-t && \
> + mv $@-t $@
>
>
> CLEANFILES = $(bin_SCRIPTS)
> diff --git a/tools/libvirt-guests.init.sh b/tools/libvirt-guests.init.in
> similarity index 100%
> rename from tools/libvirt-guests.init.sh
> rename to tools/libvirt-guests.init.in
> diff --git a/tools/libvirt-guests.service.in b/tools/libvirt-guests.service.in
> new file mode 100644
> index 0000000..123aecc
> --- /dev/null
> +++ b/tools/libvirt-guests.service.in
> @@ -0,0 +1,13 @@
> +[Unit]
> +Description=Suspend Active Libvirt Guests
> +After=syslog.target network.target
> +
> +[Service]
> +EnvironmentFile=-/etc/sysconfig/libvirt-guests
> +# Hack just call traditional service until we factor
> +# out the code
> +ExecStart=/etc/init.d/libvirt-guests start
> +ExecStop=/etc/init.d/libvirt-guests stop
> +
> +[Install]
> +WantedBy=multi-user.target
> \ No newline at end of file
> --
> 1.7.6
>
> --
> libvir-list mailing list
> libvir-list@xxxxxxxxxx
> https://www.redhat.com/mailman/listinfo/libvir-list
>
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