9:08 p.m.
When user provides an invalid donwload URL, the error message
"Unexpected exception" was displayed without any more information.
On Kimchi logs, there is:
Error in async_task 1
Traceback (most recent call last):
File "/home/alinefm/kimchi/src/kimchi/asynctask.py", line 72, in _run_helper
self.fn(cb, opaque)
File "/home/alinefm/kimchi/src/kimchi/model/storagevolumes.py", line 192, in
_create_volume_with_url
with contextlib.closing(urllib2.urlopen(url)) as response:
File "/usr/lib64/python2.7/urllib2.py", line 127, in urlopen
return _opener.open(url, data, timeout)
File "/usr/lib64/python2.7/urllib2.py", line 404, in open
response = self._open(req, data)
File "/usr/lib64/python2.7/urllib2.py", line 422, in _open
'_open', req)
File "/usr/lib64/python2.7/urllib2.py", line 382, in _call_chain
result = func(*args)
File "/usr/lib64/python2.7/urllib2.py", line 1224, in https_open
return self.do_open(httplib.HTTPSConnection, req)
File "/usr/lib64/python2.7/urllib2.py", line 1186, in do_open
raise URLError(err)
URLError: <urlopen error [Errno -2] Name or service not known>
It is because the download URL was not being checked prior to start the
Task and this case was not checked on Task handler.
To solver it, check if the download URL is accessible prior to start the
Task so user can change it accordingly.
Signed-off-by: Aline Manera <alinefm(a)linux.vnet.ibm.com>
---
src/kimchi/i18n.py | 1 +
src/kimchi/model/storagevolumes.py | 8 ++++++++
2 files changed, 9 insertions(+)
diff --git a/src/kimchi/i18n.py b/src/kimchi/i18n.py
index 635d6b9..67dfc11 100644
--- a/src/kimchi/i18n.py
+++ b/src/kimchi/i18n.py
@@ -190,6 +190,7 @@ messages = {
"KCHVOL0019E": _("Create volume from %(param)s is not
supported"),
"KCHVOL0020E": _("Storage volume capacity must be an integer
number."),
"KCHVOL0021E": _("Storage volume URL must be http://, https://, ftp://
or ftps://."),
+ "KCHVOL0022E": _("Unable to access file %(url)s. Please, check
it."),
"KCHIFACE0001E": _("Interface %(name)s does not exist"),
diff --git a/src/kimchi/model/storagevolumes.py b/src/kimchi/model/storagevolumes.py
index ac6887a..58730ea 100644
--- a/src/kimchi/model/storagevolumes.py
+++ b/src/kimchi/model/storagevolumes.py
@@ -67,6 +67,14 @@ class StorageVolumesModel(object):
create_param = vol_source[index_list[0]]
+ # Verify if the URL is valid
+ if create_param == 'url':
+ url = params['url']
+ try:
+ urllib2.urlopen(url)
+ except:
+ raise InvalidParameter('KCHVOL0022E', {'url': url})
+
if name is None:
# the methods listed in 'REQUIRE_NAME_PARAMS' cannot have
# 'name' == None
--
1.9.3