Attachment 311470 Details for Bug 444413 – Backport of upstream changeset to RHEL5

[patch] Backport of upstream changeset to RHEL5

xen-blktap-type-check.patch (text/plain), 1.27 KB, created by Daniel Berrangé on 2008-07-10 12:06:52 UTC

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Creator: Daniel Berrangé

Created: 2008-07-10 12:06:52 UTC

Size: 1.27 KB

patch

obsolete

>diff -rup xen-3.1.0-src.orig/tools/python/xen/xend/server/BlktapController.py xen-3.1.0-src.new/tools/python/xen/xend/server/BlktapController.py
>--- xen-3.1.0-src.orig/tools/python/xen/xend/server/BlktapController.py	2006-10-15 08:22:03.000000000 -0400
>+++ xen-3.1.0-src.new/tools/python/xen/xend/server/BlktapController.py	2008-07-10 07:56:09.000000000 -0400
>@@ -2,7 +2,15 @@
> 
> 
> from xen.xend.server.blkif import BlkifController
>+from xen.xend.XendError import XendError
> 
>+blktap_disk_types = [
>+    'aio',
>+    'sync',
>+    'vmdk',
>+    'ram',
>+    'qcow'
>+    ]
> 
> class BlktapController(BlkifController):
>     def __init__(self, vm):
>@@ -12,3 +20,16 @@ class BlktapController(BlkifController):
>         """@see DevController#frontendRoot"""
>         
>         return "%s/device/vbd" % self.vm.getDomainPath()
>+
>+    def createDevice(self, config):
>+        """Trigger the creation of a device with the given configuration.
>+
>+        @return The ID for the newly created device.
>+        """
>+        (devid, back, front) = self.getDeviceDetails(config)
>+
>+        if back['params'].split(':')[0] not in blktap_disk_types:
>+            raise XendError("tap:%s not a valid disk type" %
>+                            back['params'].split(':')[0])
>+
>+        return DevController.createDevice(config)

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