Do not run chassis power target services if power on

This is the first commit in a series that will ensure
we do not run the chassis power on services when the
chassis is already on.

Specifically this is to handle the situation where the
chassis is on and the BMC is rebooted.

Change-Id: I733ca076f044731a4ba327fe2f46302dce5f4edd
Signed-off-by: Andrew Geissler <andrewg@us.ibm.com>
diff --git a/common/recipes-phosphor/chassis/obmc-fsi-scan/fsi-scan@.service b/common/recipes-phosphor/chassis/obmc-fsi-scan/fsi-scan@.service
index 8f94e28..ca19f1d 100644
--- a/common/recipes-phosphor/chassis/obmc-fsi-scan/fsi-scan@.service
+++ b/common/recipes-phosphor/chassis/obmc-fsi-scan/fsi-scan@.service
@@ -5,6 +5,7 @@
 Wants=obmc-host-start-pre@%i.target
 Before=obmc-host-start-pre@%i.target
 Conflicts=obmc-power-chassis-off@%i.target
+ConditionPathExists=!/run/openbmc/chassis@%i-on
 
 [Service]
 ExecStart=/bin/sh -c "echo 1 > /sys/bus/platform/devices/fsi-master/scan"