Nir Soffer has posted comments on this change.

Change subject: netinfo: Replace misused asserts with InvalidConfiguration
......................................................................


Patch Set 2: Code-Review-1

(2 comments)

Last version contains a regression, but previous version need a a fix too.

http://gerrit.ovirt.org/#/c/34361/2/lib/vdsm/netinfo.py
File lib/vdsm/netinfo.py:

Line 859:         for port in ports:
Line 860:             if port in self.vlans:
Line 861:                 if vlan is not None:
Line 862:                     raise InvalidConfiguration(
Line 863:                         "Unexpected vlan: %s, expected: None" % vlan)
This is very bad change - if vlan is a tuple or a list with one item, we will 
get the single item in %s. If there are multiple items, this assert will raise, 
hiding the original error.

    >>> v = ("single value",)
    >>> "%s" % (v,)
    "('single value',)"
    >>> "%s" % v
    'single value'
    >>> mv = ('value 1', 'value 2')
    >>> "%s" % (mv,)
    "('value 1', 'value 2')"
    >>> "%s" % mv
    Traceback (most recent call last):
      File "<stdin>", line 1, in <module>
    TypeError: not all arguments converted during string formatting

Feel free to revert this change :-)
Line 864:                 nic = getVlanDevice(port)
Line 865:                 vlan = getVlanID(port)
Line 866:                 if self.vlans[port]['iface'] != nic:
Line 867:                     raise InvalidConfiguration(


Line 870:                 port = nic
Line 871:             if port in self.bondings:
Line 872:                 if bonding is not None:
Line 873:                     raise InvalidConfiguration(
Line 874:                         "Unexpected bonding: %s, expected: None" % 
bonding)
Now I see that I used the same bad format - bonding must be (bonding,)
Line 875:                 bonding = port
Line 876:                 lnics += self.bondings[bonding]['slaves']
Line 877:             elif port in self.nics:
Line 878:                 lnics.append(port)


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Gerrit-MessageType: comment
Gerrit-Change-Id: I99ee49aa7e2364f57112e2452e3eab3940b6b00a
Gerrit-PatchSet: 2
Gerrit-Project: vdsm
Gerrit-Branch: master
Gerrit-Owner: Nir Soffer <nsof...@redhat.com>
Gerrit-Reviewer: Antoni Segura Puimedon <asegu...@redhat.com>
Gerrit-Reviewer: Dan Kenigsberg <dan...@redhat.com>
Gerrit-Reviewer: Nir Soffer <nsof...@redhat.com>
Gerrit-Reviewer: Ondřej Svoboda <osvob...@redhat.com>
Gerrit-Reviewer: Saggi Mizrahi <smizr...@redhat.com>
Gerrit-Reviewer: automat...@ovirt.org
Gerrit-Reviewer: oVirt Jenkins CI Server
Gerrit-HasComments: Yes
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