[xen] adjust systemd service files not to report failures when running without a hypervisor or when xendom

[myoung]

commit 891a16300dde2af0e74f40ae11dae5beb1db3e5d
Author: Michael Young <m.a.young at durham.ac.uk>
Date:   Sun Jul 22 20:54:29 2012 +0100

    adjust systemd service files not to report failures when running
    without a hypervisor or when xendomains doesn't find anything to start

 blktapctrl.service   |    1 +
 xen-watchdog.service |    1 +
 xen.spec             |    6 +++++-
 xenconsoled.service  |    1 +
 xend.service         |    1 +
 xendomains.service   |    3 ++-
 xenstored.service    |    1 +
 7 files changed, 12 insertions(+), 2 deletions(-)
---
diff --git a/blktapctrl.service b/blktapctrl.service
index 787053c..b5c7c2c 100644
--- a/blktapctrl.service
+++ b/blktapctrl.service
@@ -3,6 +3,7 @@ Description=blktapctrl daemon
 Requires=proc-xen.mount
 After=proc-xen.mount
 RefuseManualStop=true
+ConditionPathExists=/proc/xen
 
 [Service]
 Type=forking
diff --git a/xen-watchdog.service b/xen-watchdog.service
index 9d0674c..8fd225a 100644
--- a/xen-watchdog.service
+++ b/xen-watchdog.service
@@ -2,6 +2,7 @@
 Description=Xen-watchdog - run xen watchdog daemon
 Requires=proc-xen.mount
 After=proc-xen.mount xend.service
+ConditionPathExists=/proc/xen
 
 [Service]
 Type=forking
diff --git a/xen.spec b/xen.spec
index 1cef58d..36ff265 100644
--- a/xen.spec
+++ b/xen.spec
@@ -20,7 +20,7 @@
 Summary: Xen is a virtual machine monitor
 Name:    xen
 Version: 4.1.2
-Release: 21%{?dist}
+Release: 22%{?dist}
 Group:   Development/Libraries
 License: GPLv2+ and LGPLv2+ and BSD
 URL:     http://xen.org/
@@ -713,6 +713,10 @@ rm -rf %{buildroot}
 %endif
 
 %changelog
+* Sun Jul 22 2012 Michael Young <m.a.young at durham.ac.uk> - 4.1.2-22
+- adjust systemd service files not to report failures when running without
+  a hypervisor or when xendomains.service doesn't find anything to start
+
 * Sun Jul 22 2012 Fedora Release Engineering <rel-eng at lists.fedoraproject.org> - 4.1.2-21
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_18_Mass_Rebuild
 
diff --git a/xenconsoled.service b/xenconsoled.service
index cd3482a..4c5429f 100644
--- a/xenconsoled.service
+++ b/xenconsoled.service
@@ -2,6 +2,7 @@
 Description=Xenconsoled - handles logging from guest consoles and hypervisor
 Requires=proc-xen.mount
 After=proc-xen.mount xenstored.service
+ConditionPathExists=/proc/xen
 
 [Service]
 Type=simple
diff --git a/xend.service b/xend.service
index e74be2a..c9abb9f 100644
--- a/xend.service
+++ b/xend.service
@@ -3,6 +3,7 @@ Description=Xend - interface between hypervisor and some applications
 Requires=proc-xen.mount
 After=proc-xen.mount
 Before=libvirtd.service libvirt-guests.service
+ConditionPathExists=/proc/xen
 
 [Service]
 Type=forking
diff --git a/xendomains.service b/xendomains.service
index d0d0e6c..0bd72d7 100644
--- a/xendomains.service
+++ b/xendomains.service
@@ -2,12 +2,13 @@
 Description=Xendomains - start and stop guests on boot and shutdown
 Requires=proc-xen.mount xenstored.service
 After=proc-xen.mount xenstored.service xenconsoled.service
+ConditionPathExists=/proc/xen
 
 [Service]
 Type=oneshot
 RemainAfterExit=true
 ExecStartPre=/bin/grep -q control_d /proc/xen/capabilities
-ExecStart=/usr/libexec/xendomains start
+ExecStart=-/usr/libexec/xendomains start
 ExecStop=/usr/libexec/xendomains stop
 
 [Install]
diff --git a/xenstored.service b/xenstored.service
index 5bfb47e..59b640a 100644
--- a/xenstored.service
+++ b/xenstored.service
@@ -4,6 +4,7 @@ Requires=proc-xen.mount var-lib-xenstored.mount
 After=proc-xen.mount var-lib-xenstored.mount
 Before=libvirtd.service libvirt-guests.service
 RefuseManualStop=true
+ConditionPathExists=/proc/xen
 
 [Service]
 Type=forking