def _update_neighbors_backend(configmanager, force):
global _neighdata
global _neighbypeerid
vintage = _neighdata.get('!!vintage', 0)
now = util.monotonic_time()
if vintage > (now - 60) and not force:
return
_neighdata = {'!!vintage': now}
_neighbypeerid = {'!!vintage': now}
switches = netutil.list_switches(configmanager)
switchcreds = netutil.get_switchcreds(configmanager, switches)
switchcreds = [ x + (force,) for x in switchcreds]
pool = GreenPool(64)
for ans in pool.imap(_extract_neighbor_data, switchcreds):
yield ans
def handle_read_api_request(pathcomponents, configmanager):
# TODO(jjohnson2): discovery core.py api handler design, apply it here
# to make this a less tangled mess as it gets extended
if len(pathcomponents) == 1:
return [
msg.ChildCollection('macs/'),
msg.ChildCollection('neighbors/')
]
elif pathcomponents[1] == 'neighbors':
if len(pathcomponents) == 3 and pathcomponents[-1] == 'by-switch':
return [
msg.ChildCollection(x + '/')
for x in list_switches(configmanager)
]
else:
return _handle_neighbor_query(pathcomponents[2:], configmanager)
elif len(pathcomponents) == 2:
if pathcomponents[-1] == 'macs':
return [
msg.ChildCollection(x) for x in ( # 'by-node/',
'by-mac/', 'by-switch/', 'rescan')
]
elif pathcomponents[-1] == 'neighbors':
return [msg.ChildCollection('by-switch/')]
else:
raise exc.NotFoundException(
'Unknown networking resource {0}'.format(pathcomponents[-1]))
if False and pathcomponents[2] == 'by-node':
# TODO: should be list of node names, and then under that 'by-mac'
if len(pathcomponents) == 3:
return [
msg.ChildCollection(x.replace(':', '-'))
for x in util.natural_sort(list(_nodesbymac))
]
elif len(pathcomponents) == 4:
macaddr = pathcomponents[-1].replace('-', ':')
return dump_macinfo(macaddr)
elif pathcomponents[2] == 'by-mac':
if len(pathcomponents) == 3:
return [
msg.ChildCollection(x.replace(':', '-'))
for x in sorted(list(_macmap))
]
elif len(pathcomponents) == 4:
return dump_macinfo(pathcomponents[-1])
elif pathcomponents[2] == 'by-switch':
if len(pathcomponents) == 3:
return [
msg.ChildCollection(x + '/')
for x in list_switches(configmanager)
]
if len(pathcomponents) == 4:
return [msg.ChildCollection('by-port/')]
if len(pathcomponents) == 5:
switchname = pathcomponents[-2]
if switchname not in _macsbyswitch:
raise exc.NotFoundException(
'No known macs for switch {0}'.format(switchname))
return [
msg.ChildCollection(x.replace('/', '-') + '/')
for x in util.natural_sort(list(_macsbyswitch[switchname]))
]
if len(pathcomponents) == 6:
return [msg.ChildCollection('by-mac/')]
if len(pathcomponents) == 7:
switchname = pathcomponents[-4]
portname = pathcomponents[-2]
try:
if portname not in _macsbyswitch[switchname]:
portname = portname.replace('-', '/')
maclist = _macsbyswitch[switchname][portname]
except KeyError:
raise exc.NotFoundException('No known macs for switch {0} '
'port {1}'.format(
switchname, portname))
return [
msg.ChildCollection(x.replace(':', '-'))
for x in sorted(maclist)
]
if len(pathcomponents) == 8:
return dump_macinfo(pathcomponents[-1])
raise exc.NotFoundException('Unrecognized path {0}'.format(
'/'.join(pathcomponents)))
def handle_read_api_request(pathcomponents, configmanager):
# TODO(jjohnson2): discovery core.py api handler design, apply it here
# to make this a less tangled mess as it gets extended
if len(pathcomponents) == 1:
return [
msg.ChildCollection('macs/'),
msg.ChildCollection('neighbors/')
]
elif pathcomponents[1] == 'neighbors':
if len(pathcomponents) == 3 and pathcomponents[-1] == 'by-switch':
return [
msg.ChildCollection(x + '/')
for x in list_switches(configmanager)
]
else:
return _handle_neighbor_query(pathcomponents[2:], configmanager)
elif len(pathcomponents) == 2:
if pathcomponents[-1] == 'macs':
return [
msg.ChildCollection(x) for x in ( # 'by-node/',
'by-mac/', 'by-switch/', 'rescan')
]
elif pathcomponents[-1] == 'neighbors':
return [msg.ChildCollection('by-switch/')]
else:
raise exc.NotFoundException(
'Unknown networking resource {0}'.format(pathcomponents[-1]))
if False and pathcomponents[2] == 'by-node':
# TODO: should be list of node names, and then under that 'by-mac'
if len(pathcomponents) == 3:
return [
msg.ChildCollection(x.replace(':', '-'))
for x in util.natural_sort(list(_nodesbymac))
]
elif len(pathcomponents) == 4:
macaddr = pathcomponents[-1].replace('-', ':')
return dump_macinfo(macaddr)
elif pathcomponents[2] == 'by-mac':
if len(pathcomponents) == 3:
return [
msg.ChildCollection(x.replace(':', '-'))
for x in sorted(list(_apimacmap))
]
elif len(pathcomponents) == 4:
return dump_macinfo(pathcomponents[-1])
elif pathcomponents[2] == 'by-switch':
if len(pathcomponents) == 3:
return [
msg.ChildCollection(x + '/')
for x in list_switches(configmanager)
]
if len(pathcomponents) == 4:
return [msg.ChildCollection('by-port/')]
if len(pathcomponents) == 5:
switchname = pathcomponents[-2]
if switchname not in _macsbyswitch:
raise exc.NotFoundException(
'No known macs for switch {0}'.format(switchname))
return [
msg.ChildCollection(x.replace('/', '-') + '/')
for x in util.natural_sort(list(_macsbyswitch[switchname]))
]
if len(pathcomponents) == 6:
return [msg.ChildCollection('by-mac/')]
if len(pathcomponents) == 7:
switchname = pathcomponents[-4]
portname = pathcomponents[-2]
try:
if portname not in _macsbyswitch[switchname]:
portname = portname.replace('-', '/')
maclist = _macsbyswitch[switchname][portname]
except KeyError:
foundsomemacs = False
if switchname in _macsbyswitch:
try:
matcher = re.compile(portname)
except Exception:
raise exc.InvalidArgumentException(
'Invalid regular expression specified')
maclist = []
for actualport in _macsbyswitch[switchname]:
if bool(matcher.match(actualport)):
foundsomemacs = True
maclist = maclist + _macsbyswitch[switchname][
actualport]
if not foundsomemacs:
raise exc.NotFoundException('No known macs for switch {0} '
'port {1}'.format(
switchname, portname))
return [
msg.ChildCollection(x.replace(':', '-'))
for x in sorted(maclist)
]
if len(pathcomponents) == 8:
return dump_macinfo(pathcomponents[-1])
elif pathcomponents[2] == 'rescan':
return [msg.KeyValueData({'scanning': mapupdating.locked()})]
raise exc.NotFoundException('Unrecognized path {0}'.format(
'/'.join(pathcomponents)))