ask for which device to remove

Signed-off-by: Martin Zobel-Helas <zobel@ftbfs.de>

diff --git a/input/howto/decomission.mdwn b/input/howto/decomission.mdwn
index 5c8f46f..7725c31 100644 (file)
--- a/input/howto/decomission.mdwn
+++ b/input/howto/decomission.mdwn
@@ -32,13 +32,17 @@
    * run multipath -ll on the KVM host and find all disks on that multipath
 
 ```
    * run multipath -ll on the KVM host and find all disks on that multipath
 
 ```

-dm=$(sudo multipath -ll | grep "finzi-srv " | awk '{print $3}') &&
+echo -n "multipath device to remove: " &&
+export LC_ALL=C &&
+read $path &&
+dm=$(sudo multipath -ll | grep "$path " | awk '{print $3}') &&

 cd /sys/devices/virtual/block/$dm/slaves &&
 devices=$(ls -1) &&
 blockdev --flushbufs /dev/$dm &&
 cd /sys/devices/virtual/block/$dm/slaves &&
 devices=$(ls -1) &&
 blockdev --flushbufs /dev/$dm &&

-multipath -f finzi-srv &&
+multipath -f $path &&

 for device in $(echo $devices); do blockdev --flushbufs /dev/$device; echo 1 > "/sys/block/$device/device/delete"; done
 ```
 for device in $(echo $devices); do blockdev --flushbufs /dev/$device; echo 1 > "/sys/block/$device/device/delete"; done
 ```

+

    * remove the paths in the MSA
 
 Three months after decomissioning:
    * remove the paths in the MSA
 
 Three months after decomissioning: