[ceph] add script for only removing the osd without disk

ceph/ceph-osd-remove-from-cluster-only.sh

@@ -0,0 +1,19 @@
+#!/bin/sh
+# 2022-12-07, 10:46
+# Nico Schottelius
+
+set -x
+set -e
+
+if [ $# -ne 1 ]; then
+    echo "$0 osd.id"
+    echo "i.e. $0 17"
+    exit 1
+fi
+
+osd_id=$1; shift
+osd_name=osd.${osd_id}
+
+ceph osd crush remove $osd_name
+ceph osd rm $osd_name
+ceph auth del $osd_name