On 09/01/2014 08:50 AM, lvroyce0210(a)gmail.com wrote:
From: Royce Lv <lvroyce(a)linux.vnet.ibm.com>
As we are starting to support upload and download to create volume,
they need to be distinguished from previous creating through libvirt api.
Adding a dispatcher to support this.
Signed-off-by: Royce Lv <lvroyce(a)linux.vnet.ibm.com>
---
src/kimchi/i18n.py | 2 ++
src/kimchi/model/storagevolumes.py | 14 ++++++++++++++
2 files changed, 16 insertions(+)
diff --git a/src/kimchi/i18n.py b/src/kimchi/i18n.py
index 2eae7e8..bbec591 100644
--- a/src/kimchi/i18n.py
+++ b/src/kimchi/i18n.py
@@ -185,6 +185,8 @@ messages = {
"KCHVOL0015E": _("Storage volume format not supported"),
"KCHVOL0016E": _("Storage volume requires a volume name"),
"KCHVOL0017E": _("Unable to update database with storage volume
information due error: %(err)s"),
+ "KCHVOL0018E": _("Only one of %(param)s can be specified"),
+ "KCHVOL0019E": _("Creating volume from %(param)s is not
supported"),
"KCHIFACE0001E": _("Interface %(name)s does not exist"),
diff --git a/src/kimchi/model/storagevolumes.py b/src/kimchi/model/storagevolumes.py
index b60884c..fc63a16 100644
--- a/src/kimchi/model/storagevolumes.py
+++ b/src/kimchi/model/storagevolumes.py
@@ -44,6 +44,20 @@ class StorageVolumesModel(object):
self.objstore = kargs['objstore']
def create(self, pool_name, params):
+ vol_source = ['file', 'url', 'capacity']
+
+ if sum(1 for p in vol_source if p in params) != 1:
+ raise InvalidParameter("KCHVOL0018E", {'param':
str(vol_source)})
str(vol_source) will generate a string like "[' file', 'url',
'capacity']"
I suggest to use ", ".join(a) to generate a string like "file, url,
capacity"
+
+ for p in vol_source:
+ if p in params:
As just one option is allowed you don't need a "for" statement
You should be able to do:
+ try:
+ create_func = getattr(self, "_create_volume_with_"
+*vol_source[0]*)
+ except AttributeError:
+ raise InvalidParameter("KCHVOL0019E",
{'param':*vol_source[0]*})
+ return create_func(pool_name, params)
+ try:
+ create_func = getattr(self, "_create_volume_with_" + p)
+ except AttributeError:
+ raise InvalidParameter("KCHVOL0019E", {'param':
p})
+ return create_func(pool_name, params)
+
+ def _create_volume_with_capacity(self, pool_name, params):
vol_xml = """
<volume>
<name>%(name)s</name>