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networkinterfaces: clean process_iface/vlan code

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The only real change is the creation of a ifaceobj before testing it's
name. (The ifaceobj will still not be added if deemed invalid)
This commit is contained in:
Adrien Banlin
2023-06-12 12:08:02 +02:00
parent 65b3f523f9
commit a2d18a9d78
1 changed files with 28 additions and 52 deletions
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80
ifupdown2/ifupdown/networkinterfaces.py
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@ -341,69 +341,45 @@ class networkInterfaces():
return ifaceobj_new
def _clone_iface_range(self, iface_range, iface_orig, iftype=None):
iftype = iftype or iface_orig.type
for name in iface_range:
flags = iface.IFACERANGE_ENTRY
if name == iface_range[0]:
flags |= iface.IFACERANGE_START
obj = self._create_ifaceobj_clone(iface_orig, name, iftype, flags)
yield obj
def process_iface(self, lines, cur_idx, lineno):
ifaceobj = iface()
lines_consumed = self.parse_iface(lines, cur_idx, lineno, ifaceobj)
found_cb = self.callbacks['iface_found']
ifrange = utils.expand_iface_range(ifaceobj.name)
range_val = utils.parse_iface_range(ifaceobj.name)
if range_val:
if len(range_val) == 3:
for v in range(range_val[1], range_val[2]+1):
ifacename = '%s%d' %(range_val[0], v)
if utils.check_ifname_size_invalid(ifacename):
self._parse_warn(self._currentfile, lineno,
'%s: interface name too long' %ifacename)
flags = iface.IFACERANGE_ENTRY
if v == range_val[1]:
flags |= iface.IFACERANGE_START
ifaceobj_new = self._create_ifaceobj_clone(ifaceobj,
ifacename, ifaceobj.type, flags)
self.callbacks.get('iface_found')(ifaceobj_new)
elif len(range_val) == 4:
for v in range(range_val[1], range_val[2]+1):
ifacename = '%s%d%s' %(range_val[0], v, range_val[3])
if utils.check_ifname_size_invalid(ifacename):
self._parse_warn(self._currentfile, lineno,
'%s: interface name too long' %ifacename)
flags = iface.IFACERANGE_ENTRY
if v == range_val[1]:
flags |= iface.IFACERANGE_START
ifaceobj_new = self._create_ifaceobj_clone(ifaceobj,
ifacename, ifaceobj.type, flags)
self.callbacks.get('iface_found')(ifaceobj_new)
else:
self.callbacks.get('iface_found')(ifaceobj)
if not ifrange:
found_cb(ifaceobj)
for ifclone in self._clone_iface_range(ifrange, ifaceobj):
if utils.check_ifname_size_invalid(ifclone.name):
self._parse_warn(self._currentfile, lineno,
f'{ifclone.name}: interface name too long')
found_cb(ifclone)
return lines_consumed # Return next index
def process_vlan(self, lines, cur_idx, lineno):
ifaceobj = iface()
lines_consumed = self.parse_iface(lines, cur_idx, lineno, ifaceobj)
found_cb = self.callbacks['iface_found']
ifrange = utils.expand_iface_range(ifaceobj.name)
iftype = ifaceType.BRIDGE_VLAN
range_val = utils.parse_iface_range(ifaceobj.name)
if range_val:
if len(range_val) == 3:
for v in range(range_val[1], range_val[2]+1):
flags = iface.IFACERANGE_ENTRY
if v == range_val[1]:
flags |= iface.IFACERANGE_START
ifaceobj_new = self._create_ifaceobj_clone(ifaceobj,
'%s%d' %(range_val[0], v),
ifaceType.BRIDGE_VLAN, flags)
self.callbacks.get('iface_found')(ifaceobj_new)
elif len(range_val) == 4:
for v in range(range_val[1], range_val[2]+1):
flags = iface.IFACERANGE_ENTRY
if v == range_val[1]:
flags |= iface.IFACERANGE_START
ifaceobj_new = self._create_ifaceobj_clone(ifaceobj,
'%s%d%s' %(range_val[0], v, range_val[3]),
ifaceType.BRIDGE_VLAN,
flags)
self.callbacks.get('iface_found')(ifaceobj_new)
else:
ifaceobj.type = ifaceType.BRIDGE_VLAN
self.callbacks.get('iface_found')(ifaceobj)
if not ifrange:
ifaceobj.type = iftype
found_cb(ifaceobj)
for ifclone in self._clone_iface_range(ifrange, ifaceobj, iftype):
found_cb(ifclone)
return lines_consumed # Return next index