debian: only start/stop upstart jobs if upstart is present

This avoids errors on non-upstart distros (like wheezy).

Signed-off-by: Sage Weil <sage@inktank.com>
(cherry picked from commit 030bf8aaa15837f898e453161eeaf1d52fc5779d)

Conflicts:
	debian/ceph-mds.postinst

4 files changed, 45 insertions, 3 deletions

diff --git a/debian/ceph-mds.postinst b/debian/ceph-mds.postinst
new file mode 100644
index 00000000000..7fcbf5c6230
--- /dev/null
+++ b/debian/ceph-mds.postinst
@@ -0,0 +1,42 @@
+#!/bin/sh
+# postinst script for ceph-mds
+#
+# see: dh_installdeb(1)
+
+set -e
+
+# summary of how this script can be called:
+#
+# 	postinst configure <most-recently-configured-version>
+# 	old-postinst abort-upgrade <new-version>
+# 	conflictor's-postinst abort-remove in-favour <package> <new-version>
+# 	postinst abort-remove
+# 	deconfigured's-postinst abort-deconfigure in-favour <failed-install-package> <version> [<removing conflicting-package> <version>]
+#
+
+# for details, see http://www.debian.org/doc/debian-policy/ or
+# the debian-policy package
+
+
+case "$1" in
+    configure)
+	[ -x /sbin/start ] && start ceph-mds-all || :
+    ;;
+    abort-upgrade|abort-remove|abort-deconfigure)
+	:
+    ;;
+
+    *)
+        echo "postinst called with unknown argument \`$1'" >&2
+        exit 1
+    ;;
+esac
+
+# dh_installdeb will replace this with shell code automatically
+# generated by other debhelper scripts.
+
+#DEBHELPER#
+
+exit 0
+
+
diff --git a/debian/ceph-mds.prerm b/debian/ceph-mds.prerm
index 56d9e0128f1..c4af0994d94 100644
--- a/debian/ceph-mds.prerm
+++ b/debian/ceph-mds.prerm
@@ -1,5 +1,5 @@
 #!/bin/sh
 
-stop ceph-mds-all || :
+[ -x /sbin/stop ] && stop ceph-mds-all || :
 
 exit 0
\ No newline at end of file
diff --git a/debian/ceph.postinst b/debian/ceph.postinst
index 4edbf10d93b..090a91aa9bb 100644
--- a/debian/ceph.postinst
+++ b/debian/ceph.postinst
@@ -27,7 +27,7 @@ set -e
 case "$1" in
     configure)
 	rm -f /etc/init/ceph.conf
-	start ceph-all || :
+	[ -x /sbin/start ] && start ceph-all || :
     ;;
     abort-upgrade|abort-remove|abort-deconfigure)
 	:
diff --git a/debian/ceph.prerm b/debian/ceph.prerm
index 159a96e33c3..557a1dbdac0 100644
--- a/debian/ceph.prerm
+++ b/debian/ceph.prerm
@@ -1,5 +1,5 @@
 #!/bin/sh
 
-stop ceph-all || :
+[ -x /sbin/stop ] && stop ceph-all || :
 
 exit 0
\ No newline at end of file