Adding upstream version 14.2.21.upstream/14.2.21upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 21 insertions, 0 deletions

diff --git a/src/ceph-rbdnamer b/src/ceph-rbdnamer
new file mode 100755
index 00000000..b4a5a41a
--- /dev/null
+++ b/src/ceph-rbdnamer
@@ -0,0 +1,21 @@
+#!/bin/sh
+
+DEV=$1
+NUM=`echo $DEV | sed 's#p.*##g; s#[a-z]##g'`
+POOL=`cat /sys/devices/rbd/$NUM/pool`
+if [ -f /sys/devices/rbd/$NUM/pool_ns ]; then
+    NAMESPACE=`cat /sys/devices/rbd/$NUM/pool_ns`
+else
+    NAMESPACE=""
+fi
+IMAGE=`cat /sys/devices/rbd/$NUM/name`
+SNAP=`cat /sys/devices/rbd/$NUM/current_snap`
+
+echo -n "$POOL"
+if [ -n "$NAMESPACE" ]; then
+    echo -n "/$NAMESPACE"
+fi
+echo -n "/$IMAGE"
+if [ "$SNAP" != "-" ]; then
+    echo -n "@$SNAP"
+fi