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iproute2: updated docs
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‎doc/source/modules.rst

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@@ -178,6 +178,13 @@ Interface
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:undoc-members:
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:exclude-members: get_module_class
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IProute2
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~~~~~~~~~
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.. autoclass:: testinfra.modules.iproute2.IProute2
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:members:
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:undoc-members:
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Iptables
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~~~~~~~~~

‎testinfra/modules/iproute2.py

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@@ -19,9 +19,27 @@
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class IProute2(InstanceModule):
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"""Test network configuration via iproute2 commands
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22-
Optional arguments:
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- family: force iproute2 tools to use a specific protocol family
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- namespace: execute iproute2 tools inside the provided namespace
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Currently supported:
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* ip-address
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* ip-link
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* ip-route
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* ip-rule
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* ip-vrf
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* ip-tunnel
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* ip-netns
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* bridge vlan
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* bridge link
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* bridge fdb
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* bridge mdb
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Optional module-level arguments can also be provided to contro; execution:
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* family: force iproute2 tools to use a specific protocol family
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>>> host.iproute2(family="inet").addresses()
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* namespace: execute iproute2 tools inside the provided namespace
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>>> host.iproute2(namespace="test").addresses()
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"""
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@@ -42,17 +60,68 @@ def _ip(self):
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ip_cmd = f"{ip_cmd} -f {self.family}"
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return ip_cmd
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63+
@functools.cached_property
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def _bridge(self):
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bridge_cmd = self.find_command("bridge")
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if self.namespace is not None:
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bridge_cmd = f"{bridge_cmd} -n {self.namespace}"
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return bridge_cmd
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@property
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def exists(self):
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"""Returns True if ip -V succeeds
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>>> host.iproute2.exists
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True
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"""
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return self.run_test("{} -V".format(self._ip)).rc == 0
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49-
def addresses(self, address=None, ifname=None, local=None):
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"""Return the addresses associated with interfaces
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@property
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def bridge_exists(self):
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"""Returns True if bridge -V succeeds
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>>> host.iproute2.bridge_exists
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True
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52-
Optionally, results can be filtered by:
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- address
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- ifname
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- local
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"""
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return self.run_test("{} -V".format(self._bridge)).rc == 0
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def addresses(self, address=None, ifname=None, local=None):
91+
"""Returns the addresses associated with interfaces
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>>> host.iproute2.addresses()
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[{'ifindex': 1,
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'ifname': 'lo',
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'flags': ['LOOPBACK', 'UP', 'LOWER_UP'],
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'mtu': 65536,
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'qdisc': 'noqueue',
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'operstate': 'UNKNOWN',
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'group': 'default',
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'txqlen': 1000,
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'link_type': 'loopback',
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'address': '00:00:00:00:00:00',
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'broadcast': '00:00:00:00:00:00',
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'addr_info': [{'family': 'inet',
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'local': '127.0.0.1',
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'prefixlen': 8,
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'scope': 'host',
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'label': 'lo',
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'valid_life_time': 4294967295,
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'preferred_life_time': 4294967295},
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{'family': 'inet6',
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'local': '::1',
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'prefixlen': 128,
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'scope': 'host',
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'noprefixroute': True,
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'valid_life_time': 4294967295,
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'preferred_life_time': 4294967295}]}]
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Optionally, results can be filtered with the following selectors:
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* address
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* ifname
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* local
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"""
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cmd = f"{self._ip} --json address show"
@@ -74,26 +143,56 @@ def addresses(self, address=None, ifname=None, local=None):
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return o
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def links(self):
77-
"""Return links and their state"""
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"""Returns links and their state.
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>>> host.iproute2.links()
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[{'ifindex': 1,
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'ifname': 'lo',
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'flags': ['LOOPBACK', 'UP', 'LOWER_UP'],
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'mtu': 65536,
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'qdisc': 'noqueue',
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'operstate': 'UNKNOWN',
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'linkmode': 'DEFAULT',
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'group': 'default',
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'txqlen': 1000,
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'link_type': 'loopback',
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'address': '00:00:00:00:00:00',
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'broadcast': '00:00:00:00:00:00'}]
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"""
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cmd = f"{self._ip} --json link show"
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out = self.check_output(cmd)
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return json.loads(out)
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def routes(
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self, table="all", device=None, scope=None, proto=None, src=None, metric=None
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):
85-
"""Returns the routes installed
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Optionally, routes returned can be filtered with the following
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selectors. This can be useful in busy routing tables.
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Selectors:
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- table
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- device (maps to ip-route's 'dev' selector)
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- scope
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- proto
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- src
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- metric
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"""Returns the routes installed in *all* routing tables.
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>>> host.iproute2.routes()
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[{'dst': '169.254.0.0/16',
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'dev': 'wlp4s0',
175+
'scope': 'link',
176+
'metric': 1000,
177+
'flags': []},
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{'type': 'multicast',
179+
'dst': 'ff00::/8',
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'dev': 'wlp4s0',
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'table': 'local',
182+
'protocol': 'kernel',
183+
'metric': 256,
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'flags': [],
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'pref': 'medium'}]
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Optionally, routes returned can be filtered with the following
188+
selectors. This can be useful in busy routing tables.
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* table
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* device (maps to ip-route's 'dev' selector)
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* scope
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* proto
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* src
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* metric
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"""
99198
cmd = f"{self._ip} --json route show "
@@ -129,23 +228,28 @@ def rules(
129228
sport=None,
130229
dport=None,
131230
):
132-
"""Returns the rules our routing policy consists of
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Optionally, rules returned can be filtered with the following
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selectors. This can be useful in busy rulesets.
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Selectors:
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- src (maps to ip-rule's 'from' selector)
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- to
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- tos
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- fwmark
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- iif
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- oif
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- pref
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- uidrange
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- ipproto
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- sport
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- dport
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"""Returns the rules our routing policy consists of.
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>>> host.iproute2.rules()
234+
[{'priority': 0, 'src': 'all', 'table': 'local'},
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{'priority': 32765, 'src': '1.2.3.4', 'table': '123'},
236+
{'priority': 32766, 'src': 'all', 'table': 'main'},
237+
{'priority': 32767, 'src': 'all', 'table': 'default'}]
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239+
Optionally, rules returned can be filtered with the following
240+
selectors. This can be useful in busy rulesets.
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242+
* src (maps to ip-rule's 'from' selector)
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* to
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* tos
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* fwmark
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* iif
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* oif
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* pref
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* uidrange
250+
* ipproto
251+
* sport
252+
* dport
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150254
"""
151255
cmd = f"{self._ip} --json rule show "
@@ -191,11 +295,16 @@ def rules(
191295
def tunnels(self, ifname=None):
192296
"""Returns all configured tunnels
193297
194-
Optionally, tunnels returned can be filtered with the interface name.
195-
This can be faster in busy tunnel installations.
298+
>>> host.iproute2.tunnels()
299+
[{'ifname': 'test1',
300+
'mode': 'ip/ip',
301+
'remote': '127.0.0.2',
302+
'local': '0.0.0.0'}]
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Optionally, tunnels returned can be filtered with the interface name.
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This can be faster in busy tunnel installations.
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Selectors:
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- ifname
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* ifname
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"""
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cmd = f"{self._ip} --json tunnel show "
@@ -215,33 +324,62 @@ def vrfs(self):
215324
return json.loads(out)
216325

217326
def netns(self):
218-
"""Returns all configured network namespaces"""
327+
"""Returns all configured network namespaces
328+
329+
>>> host.iproute2.netns()
330+
[{'name': 'test'}]
331+
"""
332+
219333
cmd = f"{self._ip} --json netns show"
220334
out = self.check_output(cmd)
221335
if not out: # ip netns returns null instead of [] in json mode
222336
return json.loads("[]\n")
223337
return json.loads(out)
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225339
def bridge_vlan(self):
226-
"""Returns all configured vlans"""
340+
"""Returns all configured vlans
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342+
>>> host.iproute2.bridge_vlan()
343+
[]
344+
"""
345+
227346
cmd = f"{self._bridge} -json vlan show"
228347
out = self.check_output(cmd)
229348
return json.loads(out)
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231350
def bridge_fdb(self):
232-
"""Returns all configured fdb entries"""
351+
"""Returns all configured fdb entries
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353+
>>> host.iproute2.bridge_fdb()
354+
[{'mac': '33:33:00:00:00:01',
355+
'ifname': 'enp0s31f6',
356+
'flags': ['self'],
357+
'state': 'permanent'}]
358+
"""
359+
233360
cmd = f"{self._bridge} -json fdb show"
234361
out = self.check_output(cmd)
235362
return json.loads(out)
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237364
def bridge_mdb(self):
238-
"""Returns all configured mdb entries"""
365+
"""Returns all configured mdb entries
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367+
>>> host.iproute2.bridge_mdb()
368+
[{'mdb': [], 'router': {}}]
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370+
"""
371+
239372
cmd = f"{self._bridge} -json mdb show"
240373
out = self.check_output(cmd)
241374
return json.loads(out)
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243376
def bridge_link(self):
244-
"""Returns all configured links"""
377+
"""Returns all configured links
378+
379+
>>> host.iproute2.bridge_link()
380+
[]
381+
"""
382+
245383
cmd = f"{self._bridge} -json link show"
246384
out = self.check_output(cmd)
247385
return json.loads(out)

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