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Re: [virt-tools-list] [PATCH 2/2] virt install: Add support for filesystem <driver> sub-element



On 12/21/2011 12:52 AM, Deepak C Shetty wrote:
> This patch adds support for the <driver...> sub-element
> of <filesystem> node. driver is an optional sub-element
> and has path and handle as the supported values as of
> now. For more details refer to libvirt filesystem
> doc page at ...
> http://libvirt.org/formatdomain.html#elementsFilesystems
> 

Code looks good, but please add some test cases. Take a look at
tests/xmlparse.py:testAlterFilesystems for a reference.

Thanks,
Cole

> Signed-off-by: Deepak C Shetty <deepakcs linux vnet ibm com>
> ---
> 
>  virtinst/VirtualFilesystem.py |   21 +++++++++++++++++++++
>  1 files changed, 21 insertions(+), 0 deletions(-)
> 
> diff --git a/virtinst/VirtualFilesystem.py b/virtinst/VirtualFilesystem.py
> index a74d009..1e67004 100644
> --- a/virtinst/VirtualFilesystem.py
> +++ b/virtinst/VirtualFilesystem.py
> @@ -42,6 +42,11 @@ class VirtualFilesystem(VirtualDevice.VirtualDevice):
>      MODE_DEFAULT = "default"
>      MOUNT_MODES = [MODE_PASSTHROUGH, MODE_MAPPED, MODE_SQUASH, MODE_DEFAULT]
>  
> +    DRIVER_PATH = "path"
> +    DRIVER_HANDLE = "handle"
> +    DRIVER_DEFAULT = "default"
> +    DRIVER_TYPES = [DRIVER_PATH, DRIVER_HANDLE, DRIVER_DEFAULT]
> +
>      @staticmethod
>      def type_to_source_prop(fs_type):
>          """
> @@ -66,6 +71,7 @@ class VirtualFilesystem(VirtualDevice.VirtualDevice):
>  
>          self._type = None
>          self._mode = None
> +        self._driver = None
>          self._target = None
>          self._source = None
>  
> @@ -74,6 +80,7 @@ class VirtualFilesystem(VirtualDevice.VirtualDevice):
>  
>          self.mode = self.MODE_DEFAULT
>          self.type = self.TYPE_DEFAULT
> +        self.driver = self.DRIVER_DEFAULT
>  
>      def _get_type(self):
>          return self._type
> @@ -91,6 +98,14 @@ class VirtualFilesystem(VirtualDevice.VirtualDevice):
>          self._mode = val
>      mode = _xml_property(_get_mode, _set_mode, xpath="./@accessmode")
>  
> +    def _get_driver(self):
> +        return self._driver
> +    def _set_driver(self, val):
> +        if val is not None and not self.DRIVER_TYPES.count(val):
> +            raise ValueError(_("Unsupported filesystem driver '%s'" % val))
> +        self._driver = val
> +    driver = _xml_property(_get_driver, _set_driver, xpath="./driver/@type")
> +
>      def _get_source(self):
>          return self._source
>      def _set_source(self, val):
> @@ -136,6 +151,7 @@ class VirtualFilesystem(VirtualDevice.VirtualDevice):
>      def _get_xml_config(self):
>          mode = self.mode
>          ftype = self.type
> +        driver = self.driver
>          source = self.source
>          target = self.target
>  
> @@ -143,6 +159,8 @@ class VirtualFilesystem(VirtualDevice.VirtualDevice):
>              mode = None
>          if ftype == self.TYPE_DEFAULT:
>              ftype = None
> +        if driver == self.DRIVER_DEFAULT:
> +            driver = None
>  
>          if not source or not target:
>              raise ValueError(
> @@ -155,6 +173,9 @@ class VirtualFilesystem(VirtualDevice.VirtualDevice):
>              fsxml += " accessmode='%s'" % mode
>          fsxml += ">\n"
>  
> +        if driver:
> +           fsxml += "      <driver type='%s'/>\n" % driver
> +
>          fsxml += "      <source %s='%s'/>\n" % (
>                                              self.type_to_source_prop(ftype),
>                                              source)
> 
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> https://www.redhat.com/mailman/listinfo/virt-tools-list


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