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| author | Michael Brown | 2010-09-22 17:40:06 +0200 |
|---|---|---|
| committer | Michael Brown | 2010-09-22 17:40:06 +0200 |
| commit | d052efb2546d05572f553946a16ccca42313b25a (patch) | |
| tree | 6f6b5a8c6ecd93955c314df445e5c29467848cf2 | |
| parent | [contrib] Add script to easily create copy-on-write SAN images (diff) | |
| download | ipxe-d052efb2546d05572f553946a16ccca42313b25a.tar.gz ipxe-d052efb2546d05572f553946a16ccca42313b25a.tar.xz ipxe-d052efb2546d05572f553946a16ccca42313b25a.zip | |
[contrib] Allow "cow" script to create the SAN device itself
Allow for an invocation pattern such as:
./cow /path/to/image/file vblade 1 2 eth0
Signed-off-by: Michael Brown <mcb30@ipxe.org>
| -rwxr-xr-x | contrib/vm/cow | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/contrib/vm/cow b/contrib/vm/cow index 4abb8b82..054ffdde 100755 --- a/contrib/vm/cow +++ b/contrib/vm/cow @@ -19,9 +19,10 @@ function cleanup () { trap cleanup EXIT -imgfile=$1 -if [ -z "$imgfile" ] ; then - echo Syntax: $0 /path/to/image/file +imgfile=$1 ; shift +command=$1 ; shift +if [ -z "$imgfile" -o -z "$command" ] ; then + echo Syntax: $0 /path/to/image/file command [args..] exit 1 fi @@ -45,4 +46,4 @@ x=$imgfile.cow ; ln -s /dev/mapper/$dmname $x ; cowlink=$x # Wait until killed echo "Created $cowlink" -while : ; do sleep 2147483647 ; done +$command "$@" $cowlink |