def summary(self, *argv, **kwarg):
fmt = kwarg.pop('fmt', 'native')
if fmt == 'native':
return Report(self._summary(*argv, **kwarg))
elif fmt == 'csv':
return Report(self._csv(dump=self._summary(*argv, **kwarg)))
else:
raise ValueError('format not supported')
def details(self, *argv, **kwarg):
fmt = kwarg.pop(
'format',
kwarg.pop('fmt', self.ndb.config.get('show_format', 'native')))
if fmt == 'native':
return Report(self._details(*argv, **kwarg))
elif fmt == 'json':
kwarg['format'] = 'json'
return Report(self._details(*argv, **kwarg), ellipsis=False)
else:
raise ValueError('format not supported')
def summary(self, *argv, **kwarg):
fmt = kwarg.pop(
'format',
kwarg.pop('fmt', self.ndb.config.get('show_format', 'native')))
if fmt == 'native':
return Report(self._native(dump=self._summary(*argv, **kwarg)))
elif fmt == 'csv':
return Report(self._csv(dump=self._summary(*argv, **kwarg)),
ellipsis=False)
elif fmt == 'json':
return Report(self._json(dump=self._summary(*argv, **kwarg)),
ellipsis=False)
else:
raise ValueError('format not supported')
def l3_edges(self, fmt=None):
'''
Report l3 edges. For every address on every node look
if it is used as a gateway on remote nodes. Such cases
are reported as l3 edges.
Issues: does not report routes (edges) via point to point
connections like GRE where local addresses are used as
gateways. To be fixed.
'''
header = ('source_node', 'gateway_node', 'gateway_address', 'dst',
'dst_len')
return Report(
self._formatter(
self._schema.fetch('''
SELECT DISTINCT
r.f_target, a.f_target, a.f_IFA_ADDRESS,
r.f_RTA_DST, r.f_dst_len
FROM
addresses AS a
INNER JOIN
routes AS r
ON
r.f_target != a.f_target
AND r.f_RTA_GATEWAY = a.f_IFA_ADDRESS
AND r.f_RTA_GATEWAY NOT IN
(SELECT
f_IFA_ADDRESS
FROM
addresses
WHERE
f_target = r.f_target)
'''), fmt, header))
def nodes(self, fmt=None):
'''
Report all the nodes within the cluster.
'''
return Report(self._formatter(self._schema.fetch('''
SELECT DISTINCT f_target
FROM interfaces
'''), fmt, transform=lambda x: x[0]))
def nodes(self, fmt=None):
'''
Report all the nodes within the cluster.
'''
header = ('nodename', )
return Report(
self._formatter(
self._schema.fetch('''
SELECT DISTINCT f_target
FROM interfaces
'''), fmt, header))
def p2p_edges(self, fmt=None):
'''
Report point to point edges within the cluster, like
GRE or PPP interfaces.
'''
header = ('left_node',
'right_node')
return Report(self._formatter(self._schema.fetch('''
SELECT DISTINCT
l.f_target, r.f_target
FROM p2p AS l
INNER JOIN p2p AS r
ON
l.f_p2p_local = r.f_p2p_remote
AND l.f_target != r.f_target
'''), fmt, header))
def l2_edges(self, fmt=None):
'''
Report l2 links within the cluster, reconstructed
from the ARP caches on the nodes. Works as follows:
1. for every node take the ARP cache
2. for every record in the cache reconstruct two triplets:
* the interface index -> the local interface name
* the neighbour lladdr -> the remote node and interface name
Issues: does not filter out fake lladdr, so CARP interfaces
produce fake l2 edges within the cluster.
'''
header = ('left_node',
'left_ifname',
'left_lladdr',
'right_node',
'right_ifname',
'right_lladdr')
return Report(self._formatter(self._schema.fetch('''
SELECT DISTINCT
j.f_target, j.f_IFLA_IFNAME, j.f_IFLA_ADDRESS,
d.f_target, d.f_IFLA_IFNAME, j.f_NDA_LLADDR
FROM
(SELECT
n.f_target, i.f_IFLA_IFNAME,
i.f_IFLA_ADDRESS, n.f_NDA_LLADDR
FROM
neighbours AS n
INNER JOIN
interfaces AS i
ON
n.f_target = i.f_target
AND i.f_IFLA_ADDRESS != '00:00:00:00:00:00'
AND n.f_ifindex = i.f_index) AS j
INNER JOIN
interfaces AS d
ON
j.f_NDA_LLADDR = d.f_IFLA_ADDRESS
AND j.f_target != d.f_target
'''), fmt, header))
def summary(self, *argv, **kwarg):
return Report(self._summary(*argv, **kwarg))
def dump(self, *argv, **kwarg):
return Report(self._dump(*argv, **kwarg))
def csv(self, *argv, **kwarg):
return Report(self._csv(*argv, **kwarg))
def summary(self):
iclass = self.classes[self.table]
return Report(self._native(iclass.summary(self)))
def dump(self):
iclass = self.classes[self.table]
return Report(self._native(iclass.dump(self)))
