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d486dd0d JF |
1 | #!/usr/bin/python |
2 | # | |
3 | # Copyright 2014-2017 Cumulus Networks, Inc. All rights reserved. | |
4 | # Author: Roopa Prabhu, roopa@cumulusnetworks.com | |
5 | # Julien Fortin, julien@cumulusnetworks.com | |
6 | # | |
7 | ||
8 | import os | |
9 | import re | |
10 | import glob | |
11 | import shlex | |
12 | import signal | |
007cae35 | 13 | import socket |
d486dd0d JF |
14 | import subprocess |
15 | ||
16 | from ipaddr import IPNetwork, IPv6Network | |
17 | ||
18 | try: | |
19 | import ifupdown2.ifupdown.statemanager as statemanager | |
20 | import ifupdown2.ifupdown.ifupdownflags as ifupdownflags | |
21 | ||
22 | from ifupdown2.nlmanager.nlmanager import Link, Route | |
23 | ||
24 | from ifupdown2.ifupdown.iface import * | |
25 | from ifupdown2.ifupdown.utils import utils | |
26 | from ifupdown2.ifupdown.netlink import netlink | |
27 | ||
28 | from ifupdown2.ifupdownaddons.utilsbase import utilsBase | |
29 | from ifupdown2.ifupdownaddons.cache import linkCache, MSTPAttrsCache | |
30 | except ImportError: | |
31 | import ifupdown.ifupdownflags as ifupdownflags | |
32 | import ifupdown.statemanager as statemanager | |
33 | ||
34 | from nlmanager.nlmanager import Link, Route | |
35 | ||
36 | from ifupdown.iface import * | |
37 | from ifupdown.utils import utils | |
38 | from ifupdown.netlink import netlink | |
39 | ||
40 | from ifupdownaddons.utilsbase import utilsBase | |
41 | from ifupdownaddons.cache import linkCache, MSTPAttrsCache | |
42 | ||
43 | ||
44 | class LinkUtils(utilsBase): | |
45 | """ | |
46 | This class contains helper methods to cache and manipulate interfaces through | |
47 | non-netlink APIs (sysfs, iproute2, brctl...) | |
48 | """ | |
49 | _CACHE_FILL_DONE = False | |
50 | VXLAN_UDP_PORT = 4789 | |
51 | ||
52 | ipbatchbuf = '' | |
53 | ipbatch = False | |
54 | ipbatch_pause = False | |
55 | ||
56 | bridge_utils_is_installed = os.path.exists(utils.brctl_cmd) | |
57 | bridge_utils_missing_warning = True | |
58 | ||
dfaa8a2d JF |
59 | DEFAULT_IP_METRIC = 1024 |
60 | ADDR_METRIC_SUPPORT = None | |
61 | ||
d486dd0d JF |
62 | def __init__(self, *args, **kargs): |
63 | utilsBase.__init__(self, *args, **kargs) | |
64 | ||
65 | self.supported_command = { | |
66 | '%s -c -json vlan show' % utils.bridge_cmd: True, | |
67 | 'showmcqv4src': True | |
68 | } | |
69 | self.bridge_vlan_cache = {} | |
70 | self.bridge_vlan_cache_fill_done = False | |
71 | ||
72 | if not ifupdownflags.flags.PERFMODE and not LinkUtils._CACHE_FILL_DONE: | |
73 | self._fill_cache() | |
74 | ||
dfaa8a2d JF |
75 | if LinkUtils.ADDR_METRIC_SUPPORT is None: |
76 | try: | |
77 | cmd = [utils.ip_cmd, 'addr', 'help'] | |
78 | self.logger.info('executing %s addr help' % utils.ip_cmd) | |
79 | ||
80 | process = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE) | |
81 | stdout, stderr = process.communicate() | |
82 | LinkUtils.ADDR_METRIC_SUPPORT = '[ metric METRIC ]' in stderr or '' | |
83 | self.logger.info('address metric support: %s' % ('OK' if LinkUtils.ADDR_METRIC_SUPPORT else 'KO')) | |
84 | except Exception: | |
85 | LinkUtils.ADDR_METRIC_SUPPORT = False | |
86 | self.logger.info('address metric support: KO') | |
87 | ||
88 | @classmethod | |
89 | def addr_metric_support(cls): | |
90 | return cls.ADDR_METRIC_SUPPORT | |
91 | ||
92 | @classmethod | |
93 | def get_default_ip_metric(cls): | |
94 | return cls.DEFAULT_IP_METRIC | |
95 | ||
d486dd0d JF |
96 | @classmethod |
97 | def reset(cls): | |
98 | LinkUtils._CACHE_FILL_DONE = False | |
99 | LinkUtils.ipbatchbuf = '' | |
100 | LinkUtils.ipbatch = False | |
101 | LinkUtils.ipbatch_pause = False | |
102 | ||
103 | def _fill_cache(self): | |
104 | if not LinkUtils._CACHE_FILL_DONE: | |
105 | self._link_fill() | |
106 | self._addr_fill() | |
107 | LinkUtils._CACHE_FILL_DONE = True | |
108 | return True | |
109 | return False | |
110 | ||
111 | @staticmethod | |
112 | def _get_vland_id(citems, i, warn): | |
113 | try: | |
114 | sub = citems[i:] | |
115 | index = sub.index('id') | |
116 | int(sub[index + 1]) | |
117 | return sub[index + 1] | |
118 | except: | |
119 | if warn: | |
120 | raise Exception('invalid use of \'vlan\' keyword') | |
121 | return None | |
122 | ||
123 | def _link_fill(self, ifacename=None, refresh=False): | |
124 | """ fills cache with link information | |
125 | ||
126 | if ifacename argument given, fill cache for ifacename, else | |
127 | fill cache for all interfaces in the system | |
128 | """ | |
129 | ||
130 | if LinkUtils._CACHE_FILL_DONE and not refresh: | |
131 | return | |
132 | try: | |
133 | # if ifacename already present, return | |
134 | if (ifacename and not refresh and | |
135 | linkCache.get_attr([ifacename, 'ifflag'])): | |
136 | return | |
137 | except: | |
138 | pass | |
139 | ||
140 | if True: | |
141 | try: | |
142 | [linkCache.update_attrdict([ifname], linkattrs) | |
143 | for ifname, linkattrs in netlink.link_dump(ifacename).items()] | |
144 | except Exception as e: | |
145 | self.logger.info('%s' % str(e)) | |
146 | # this netlink call replaces the call to _link_fill_iproute2_cmd() | |
147 | # We shouldn't have netlink calls in the iproute2 module, this will | |
148 | # be removed in the future. We plan to release, a flexible backend | |
149 | # (netlink+iproute2) by default we will use netlink backend but with | |
150 | # a CLI arg we can switch to iproute2 backend. | |
151 | # Until we decide to create this "backend" switch capability, | |
152 | # we have to put the netlink call inside the iproute2 module. | |
153 | else: | |
154 | self._link_fill_iproute2_cmd(ifacename, refresh) | |
155 | ||
156 | self._fill_bond_info(ifacename) | |
157 | self._fill_bridge_info(ifacename) | |
158 | ||
159 | def _fill_bridge_info(self, ifacename): | |
160 | ||
161 | if True: # netlink | |
162 | brports = {} | |
163 | ||
164 | if ifacename: | |
165 | cache_dict = {ifacename: linkCache.links.get(ifacename, {})} | |
166 | else: | |
167 | cache_dict = linkCache.links | |
168 | ||
169 | for ifname, obj in cache_dict.items(): | |
170 | slave_kind = obj.get('slave_kind') | |
171 | if not slave_kind and slave_kind != 'bridge': | |
172 | continue | |
173 | ||
174 | info_slave_data = obj.get('info_slave_data') | |
175 | if not info_slave_data: | |
176 | continue | |
177 | ||
178 | ifla_master = obj.get('master') | |
179 | if not ifla_master: | |
180 | raise Exception('No master associated with bridge port %s' % ifname) | |
181 | ||
182 | for nl_attr in [ | |
183 | Link.IFLA_BRPORT_STATE, | |
184 | Link.IFLA_BRPORT_COST, | |
185 | Link.IFLA_BRPORT_PRIORITY, | |
186 | ]: | |
187 | if nl_attr not in info_slave_data and LinkUtils.bridge_utils_is_installed: | |
188 | self._fill_bridge_info_brctl() | |
189 | return | |
190 | ||
191 | brport_attrs = { | |
192 | 'pathcost': str(info_slave_data.get(Link.IFLA_BRPORT_COST, 0)), | |
193 | 'fdelay': format(float(info_slave_data.get(Link.IFLA_BRPORT_FORWARD_DELAY_TIMER, 0) / 100), '.2f'), | |
194 | 'portmcrouter': str(info_slave_data.get(Link.IFLA_BRPORT_MULTICAST_ROUTER, 0)), | |
195 | 'portmcfl': str(info_slave_data.get(Link.IFLA_BRPORT_FAST_LEAVE, 0)), | |
196 | 'portprio': str(info_slave_data.get(Link.IFLA_BRPORT_PRIORITY, 0)), | |
197 | 'unicast-flood': str(info_slave_data.get(Link.IFLA_BRPORT_UNICAST_FLOOD, 0)), | |
198 | 'multicast-flood': str(info_slave_data.get(Link.IFLA_BRPORT_MCAST_FLOOD, 0)), | |
199 | 'learning': str(info_slave_data.get(Link.IFLA_BRPORT_LEARNING, 0)), | |
200 | 'arp-nd-suppress': str(info_slave_data.get(Link.IFLA_BRPORT_ARP_SUPPRESS, 0)) | |
201 | } | |
202 | ||
203 | if ifla_master in brports: | |
204 | brports[ifla_master][ifname] = brport_attrs | |
205 | else: | |
206 | brports[ifla_master] = {ifname: brport_attrs} | |
207 | ||
208 | linkCache.update_attrdict([ifla_master, 'linkinfo', 'ports'], brports[ifla_master]) | |
209 | else: | |
210 | if LinkUtils.bridge_utils_is_installed: | |
211 | self._fill_bridge_info_brctl() | |
212 | ||
213 | def _fill_bridge_info_brctl(self): | |
214 | brctlout = utils.exec_command('%s show' % utils.brctl_cmd) | |
215 | if not brctlout: | |
216 | return | |
217 | ||
218 | for bline in brctlout.splitlines()[1:]: | |
219 | bitems = bline.split() | |
220 | if len(bitems) < 2: | |
221 | continue | |
222 | try: | |
223 | linkCache.update_attrdict([bitems[0], 'linkinfo'], | |
224 | {'stp': bitems[2]}) | |
225 | except KeyError: | |
226 | linkCache.update_attrdict([bitems[0]], | |
227 | {'linkinfo': {'stp': bitems[2]}}) | |
228 | self._bridge_attrs_fill(bitems[0]) | |
229 | ||
230 | def _bridge_attrs_fill(self, bridgename): | |
231 | battrs = {} | |
232 | bports = {} | |
233 | ||
d486dd0d JF |
234 | try: |
235 | # Get all bridge attributes | |
d486dd0d JF |
236 | # battrs['pathcost'] = broutlines[3].split('path cost')[1].strip() |
237 | ||
238 | try: | |
3e8a9153 AD |
239 | battrs['maxage'] = self.read_file_oneline( |
240 | '/sys/class/net/%s/bridge/max_age' % bridgename) | |
d486dd0d JF |
241 | except: |
242 | pass | |
243 | ||
3e8a9153 | 244 | |
d486dd0d | 245 | try: |
3e8a9153 AD |
246 | battrs['hello'] = self.read_file_oneline( |
247 | '/sys/class/net/%s/bridge/hello_time' % bridgename) | |
d486dd0d JF |
248 | except: |
249 | pass | |
250 | ||
251 | try: | |
3e8a9153 AD |
252 | battrs['fd'] = self.read_file_oneline( |
253 | '/sys/class/net/%s/bridge/forward_delay' % bridgename) | |
d486dd0d JF |
254 | except: |
255 | pass | |
256 | ||
257 | try: | |
3e8a9153 AD |
258 | battrs['ageing'] = self.read_file_oneline( |
259 | '/sys/class/net/%s/bridge/ageing_time' % bridgename) | |
d486dd0d JF |
260 | except: |
261 | pass | |
262 | ||
263 | try: | |
3e8a9153 AD |
264 | battrs['mcrouter'] = self.read_file_oneline( |
265 | '/sys/class/net/%s/bridge/multicast_router' % bridgename) | |
d486dd0d JF |
266 | except: |
267 | pass | |
268 | ||
269 | try: | |
270 | battrs['bridgeprio'] = self.read_file_oneline( | |
271 | '/sys/class/net/%s/bridge/priority' % bridgename) | |
272 | except: | |
273 | pass | |
274 | ||
275 | try: | |
276 | battrs['vlan-protocol'] = VlanProtocols.ID_TO_ETHERTYPES[ | |
277 | self.read_file_oneline( | |
278 | '/sys/class/net/%s/bridge/vlan_protocol' % bridgename)] | |
279 | except: | |
280 | pass | |
281 | ||
282 | try: | |
283 | battrs.update(self._bridge_get_mcattrs_from_sysfs(bridgename)) | |
284 | except: | |
285 | pass | |
286 | ||
287 | # XXX: comment this out until mc attributes become available | |
288 | # with brctl again | |
3e8a9153 | 289 | |
d486dd0d | 290 | # battrs['mciqc'] = broutlines[11].split('mc init query count')[1].strip() |
d486dd0d JF |
291 | # battrs['mclmt'] = broutlines[13].split('mc last member timer')[1].split()[0].strip() |
292 | except Exception, e: | |
293 | self.logger.warn('%s: error while processing bridge attributes: %s' % (bridgename, str(e))) | |
294 | pass | |
295 | ||
296 | linkCache.update_attrdict([bridgename, 'linkinfo'], battrs) | |
3e8a9153 AD |
297 | |
298 | names = [os.path.basename(x) for x in glob.glob("/sys/class/net/%s/brif/*" % bridgename)] | |
299 | for pname in names: | |
d486dd0d JF |
300 | bportattrs = {} |
301 | try: | |
3e8a9153 AD |
302 | |
303 | bportattrs['pathcost'] = self.read_file_oneline( | |
304 | '/sys/class/net/%s/brport/path_cost' % pname) | |
305 | bportattrs['fdelay'] = self.read_file_oneline( | |
306 | '/sys/class/net/%s/brport/forward_delay_timer' % pname) | |
d486dd0d JF |
307 | bportattrs['portmcrouter'] = self.read_file_oneline( |
308 | '/sys/class/net/%s/brport/multicast_router' % pname) | |
309 | bportattrs['portmcfl'] = self.read_file_oneline( | |
310 | '/sys/class/net/%s/brport/multicast_fast_leave' % pname) | |
311 | bportattrs['portprio'] = self.read_file_oneline( | |
312 | '/sys/class/net/%s/brport/priority' % pname) | |
313 | bportattrs['unicast-flood'] = self.read_file_oneline( | |
314 | '/sys/class/net/%s/brport/unicast_flood' % pname) | |
315 | bportattrs['multicast-flood'] = self.read_file_oneline( | |
316 | '/sys/class/net/%s/brport/multicast_flood' % pname) | |
317 | bportattrs['learning'] = self.read_file_oneline( | |
318 | '/sys/class/net/%s/brport/learning' % pname) | |
319 | bportattrs['arp-nd-suppress'] = self.read_file_oneline( | |
320 | '/sys/class/net/%s/brport/neigh_suppress' % pname) | |
3e8a9153 AD |
321 | |
322 | #bportattrs['mcrouters'] = self.read_file_oneline( | |
323 | # '/sys/class/net/%s/brport/multicast_router' % pname) | |
324 | #bportattrs['mc fast leave'] = self.read_file_oneline( | |
325 | # '/sys/class/net/%s/brport/multicast_fast_leave' % pname) | |
326 | ||
d486dd0d JF |
327 | except Exception, e: |
328 | self.logger.warn('%s: error while processing bridge attributes: %s' % (bridgename, str(e))) | |
329 | bports[pname] = bportattrs | |
330 | linkCache.update_attrdict([bridgename, 'linkinfo', 'ports'], bports) | |
331 | ||
332 | _bridge_sysfs_mcattrs = { | |
333 | 'mclmc': 'multicast_last_member_count', | |
334 | 'mcrouter': 'multicast_router', | |
335 | 'mcsnoop': 'multicast_snooping', | |
336 | 'mcsqc': 'multicast_startup_query_count', | |
337 | 'mcqifaddr': 'multicast_query_use_ifaddr', | |
338 | 'mcquerier': 'multicast_querier', | |
339 | 'hashel': 'hash_elasticity', | |
340 | 'hashmax': 'hash_max', | |
341 | 'mclmi': 'multicast_last_member_interval', | |
342 | 'mcmi': 'multicast_membership_interval', | |
343 | 'mcqpi': 'multicast_querier_interval', | |
344 | 'mcqi': 'multicast_query_interval', | |
345 | 'mcqri': 'multicast_query_response_interval', | |
346 | 'mcsqi': 'multicast_startup_query_interval', | |
347 | 'igmp-version': 'multicast_igmp_version', | |
348 | 'mld-version': 'multicast_mld_version', | |
349 | 'vlan-stats': 'vlan_stats_enabled', | |
350 | 'mcstats': 'multicast_stats_enabled', | |
351 | } | |
352 | ||
353 | def _bridge_get_mcattrs_from_sysfs(self, bridgename): | |
354 | mcattrsdivby100 = ['mclmi', 'mcmi', 'mcqpi', 'mcqi', 'mcqri', 'mcsqi'] | |
355 | mcattrs = {} | |
356 | ||
357 | for m, s in self._bridge_sysfs_mcattrs.items(): | |
358 | n = self.read_file_oneline('/sys/class/net/%s/bridge/%s' % (bridgename, s)) | |
359 | if m in mcattrsdivby100: | |
360 | try: | |
361 | v = int(n) / 100 | |
362 | mcattrs[m] = str(v) | |
363 | except Exception, e: | |
364 | self.logger.warn('error getting mc attr %s (%s)' % (m, str(e))) | |
365 | pass | |
366 | else: | |
367 | mcattrs[m] = n | |
368 | return mcattrs | |
369 | ||
370 | def _fill_bond_info(self, ifacename): | |
371 | bonding_masters = self.read_file_oneline('/sys/class/net/bonding_masters') | |
372 | if not bonding_masters: | |
373 | return | |
374 | ||
375 | bond_masters_list = bonding_masters.split() | |
376 | ||
377 | if ifacename: | |
378 | if ifacename in bond_masters_list: | |
379 | bond_masters_list = [ifacename] | |
380 | else: | |
381 | # we want to refresh this interface only if it's a bond master | |
382 | return | |
383 | ||
384 | for bondname in bond_masters_list: | |
385 | try: | |
386 | if bondname not in linkCache.links: | |
387 | linkCache.set_attr([bondname], {'linkinfo': {}}) | |
388 | linkCache.set_attr([bondname, 'linkinfo', 'slaves'], | |
389 | self.read_file_oneline('/sys/class/net/%s/bonding/slaves' | |
390 | % bondname).split()) | |
391 | try: | |
392 | # if some attribute are missing we try to get the bond attributes via sysfs | |
393 | bond_linkinfo = linkCache.links[bondname]['linkinfo'] | |
394 | for attr in [Link.IFLA_BOND_MODE, Link.IFLA_BOND_XMIT_HASH_POLICY, Link.IFLA_BOND_MIN_LINKS]: | |
395 | if attr not in bond_linkinfo: | |
396 | self._fill_bond_info_sysfs(bondname) | |
397 | # after we fill in the cache we can continue to the next bond | |
398 | break | |
399 | except: | |
400 | self._fill_bond_info_sysfs(bondname) | |
401 | ||
402 | except Exception as e: | |
403 | self.logger.debug('LinkUtils: bond cache error: %s' % str(e)) | |
404 | ||
405 | def _fill_bond_info_sysfs(self, bondname): | |
406 | try: | |
407 | linkCache.set_attr([bondname, 'linkinfo', Link.IFLA_BOND_MIN_LINKS], | |
408 | self.read_file_oneline( | |
409 | '/sys/class/net/%s/bonding/min_links' | |
410 | % bondname)) | |
411 | except Exception as e: | |
412 | self.logger.debug(str(e)) | |
413 | ||
414 | try: | |
415 | linkCache.set_attr([bondname, 'linkinfo', Link.IFLA_BOND_MODE], | |
416 | self.read_file_oneline('/sys/class/net/%s/bonding/mode' | |
417 | % bondname).split()[0]) | |
418 | except Exception as e: | |
419 | self.logger.debug(str(e)) | |
420 | try: | |
421 | linkCache.set_attr([bondname, 'linkinfo', Link.IFLA_BOND_XMIT_HASH_POLICY], | |
422 | self.read_file_oneline( | |
423 | '/sys/class/net/%s/bonding/xmit_hash_policy' | |
424 | % bondname).split()[0]) | |
425 | except Exception as e: | |
426 | self.logger.debug(str(e)) | |
427 | try: | |
428 | linkCache.set_attr([bondname, 'linkinfo', Link.IFLA_BOND_AD_LACP_RATE], | |
429 | self.read_file_oneline('/sys/class/net/%s/bonding/lacp_rate' | |
430 | % bondname).split()[1]) | |
431 | except Exception as e: | |
432 | self.logger.debug(str(e)) | |
433 | try: | |
434 | linkCache.set_attr([bondname, 'linkinfo', Link.IFLA_BOND_AD_ACTOR_SYS_PRIO], | |
435 | self.read_file_oneline('/sys/class/net/%s/bonding/ad_actor_sys_prio' | |
436 | % bondname)) | |
437 | except Exception as e: | |
438 | self.logger.debug(str(e)) | |
439 | try: | |
440 | linkCache.set_attr([bondname, 'linkinfo', Link.IFLA_BOND_AD_ACTOR_SYSTEM], | |
441 | self.read_file_oneline('/sys/class/net/%s/bonding/ad_actor_system' | |
442 | % bondname)) | |
443 | except Exception as e: | |
444 | self.logger.debug(str(e)) | |
445 | try: | |
446 | linkCache.set_attr([bondname, 'linkinfo', Link.IFLA_BOND_AD_LACP_BYPASS], | |
447 | self.read_file_oneline('/sys/class/net/%s/bonding/lacp_bypass' | |
448 | % bondname).split()[1]) | |
449 | except Exception as e: | |
450 | self.logger.debug(str(e)) | |
451 | try: | |
452 | linkCache.set_attr([bondname, 'linkinfo', Link.IFLA_BOND_UPDELAY], | |
453 | self.read_file_oneline('/sys/class/net/%s/bonding/updelay' | |
454 | % bondname)) | |
455 | except Exception as e: | |
456 | self.logger.debug(str(e)) | |
457 | try: | |
458 | linkCache.set_attr([bondname, 'linkinfo', Link.IFLA_BOND_DOWNDELAY], | |
459 | self.read_file_oneline('/sys/class/net/%s/bonding/downdelay' | |
460 | % bondname)) | |
461 | except Exception as e: | |
462 | self.logger.debug(str(e)) | |
463 | ||
464 | try: | |
465 | linkCache.set_attr([bondname, 'linkinfo', Link.IFLA_BOND_USE_CARRIER], | |
466 | self.read_file_oneline('/sys/class/net/%s/bonding/use_carrier' % bondname)) | |
467 | except Exception as e: | |
468 | self.logger.debug(str(e)) | |
469 | ||
470 | try: | |
471 | linkCache.set_attr([bondname, 'linkinfo', Link.IFLA_BOND_MIIMON], | |
472 | self.read_file_oneline('/sys/class/net/%s/bonding/miimon' % bondname)) | |
473 | except Exception as e: | |
474 | self.logger.debug(str(e)) | |
475 | ||
476 | try: | |
477 | linkCache.set_attr([bondname, 'linkinfo', Link.IFLA_BOND_NUM_PEER_NOTIF], | |
478 | self.read_file_oneline('/sys/class/net/%s/bonding/num_unsol_na' % bondname)) | |
479 | except Exception as e: | |
480 | self.logger.debug(str(e)) | |
481 | ||
482 | try: | |
483 | linkCache.set_attr([bondname, 'linkinfo', Link.IFLA_BOND_NUM_PEER_NOTIF], | |
484 | self.read_file_oneline('/sys/class/net/%s/bonding/num_grat_arp' % bondname)) | |
485 | except Exception as e: | |
486 | self.logger.debug(str(e)) | |
487 | ||
488 | ||
489 | def _link_fill_iproute2_cmd(self, ifacename=None, refresh=False): | |
490 | warn = True | |
491 | linkout = {} | |
492 | if LinkUtils._CACHE_FILL_DONE and not refresh: | |
493 | return | |
494 | try: | |
495 | # if ifacename already present, return | |
496 | if (ifacename and not refresh and | |
497 | linkCache.get_attr([ifacename, 'ifflag'])): | |
498 | return | |
499 | except: | |
500 | pass | |
501 | cmdout = self.link_show(ifacename=ifacename) | |
502 | if not cmdout: | |
503 | return | |
504 | for c in cmdout.splitlines(): | |
505 | citems = c.split() | |
506 | ifnamenlink = citems[1].split('@') | |
507 | if len(ifnamenlink) > 1: | |
508 | ifname = ifnamenlink[0] | |
509 | iflink = ifnamenlink[1].strip(':') | |
510 | else: | |
511 | ifname = ifnamenlink[0].strip(':') | |
512 | iflink = None | |
513 | linkattrs = dict() | |
514 | linkattrs['link'] = iflink | |
515 | linkattrs['ifindex'] = citems[0].strip(':') | |
516 | flags = citems[2].strip('<>').split(',') | |
517 | linkattrs['flags'] = flags | |
518 | linkattrs['ifflag'] = 'UP' if 'UP' in flags else 'DOWN' | |
519 | for i in range(0, len(citems)): | |
520 | try: | |
521 | if citems[i] == 'mtu': | |
522 | linkattrs['mtu'] = citems[i + 1] | |
523 | elif citems[i] == 'state': | |
524 | linkattrs['state'] = citems[i + 1] | |
525 | elif citems[i] == 'link/ether': | |
526 | linkattrs['hwaddress'] = citems[i + 1] | |
33ebe60a | 527 | elif citems[i] in ['link/gre', 'link/ipip', 'link/sit', 'link/gre6', 'link/tunnel6', 'gretap']: |
22aa65c7 | 528 | linkattrs['kind'] = 'tunnel' |
b2a87fe8 | 529 | tunattrs = {'mode': citems[i].split('/')[-1], |
22aa65c7 MW |
530 | 'endpoint' : None, |
531 | 'local' : None, | |
532 | 'ttl' : None, | |
533 | 'physdev' : None} | |
b2a87fe8 | 534 | for j in range(i, len(citems)): |
22aa65c7 MW |
535 | if citems[j] == 'local': |
536 | tunattrs['local'] = citems[j + 1] | |
537 | elif citems[j] == 'remote': | |
538 | tunattrs['endpoint'] = citems[j + 1] | |
539 | elif citems[j] == 'ttl': | |
540 | tunattrs['ttl'] = citems[j + 1] | |
541 | elif citems[j] == 'dev': | |
542 | tunattrs['physdev'] = citems[j + 1] | |
6039c4d7 JF |
543 | elif citems[j] in ['vti', 'vti6', 'ip6gre', 'ipip6', 'ip6ip6']: |
544 | tunattrs['mode'] = citems[j] | |
22aa65c7 MW |
545 | linkattrs['linkinfo'] = tunattrs |
546 | break | |
77054f7f SA |
547 | elif citems[i] == 'link/ppp': |
548 | linkattrs['kind'] = 'ppp' | |
d486dd0d JF |
549 | elif citems[i] == 'vlan': |
550 | vlanid = self._get_vland_id(citems, i, warn) | |
551 | if vlanid: | |
552 | linkattrs['linkinfo'] = {'vlanid': vlanid} | |
553 | linkattrs['kind'] = 'vlan' | |
554 | elif citems[i] == 'dummy': | |
555 | linkattrs['kind'] = 'dummy' | |
556 | elif citems[i] == 'vxlan' and citems[i + 1] == 'id': | |
557 | linkattrs['kind'] = 'vxlan' | |
558 | vattrs = {'vxlanid': citems[i + 2], | |
559 | 'svcnode': None, | |
560 | 'remote': [], | |
561 | 'ageing': citems[i + 2], | |
562 | 'learning': 'on'} | |
563 | for j in range(i + 2, len(citems)): | |
564 | if citems[j] == 'local': | |
565 | vattrs['local'] = citems[j + 1] | |
566 | elif citems[j] == 'remote': | |
567 | vattrs['svcnode'] = citems[j + 1] | |
568 | elif citems[j] == 'ageing': | |
569 | vattrs['ageing'] = citems[j + 1] | |
570 | elif citems[j] == 'nolearning': | |
571 | vattrs['learning'] = 'off' | |
a382b488 JF |
572 | elif citems[j] == 'dev': |
573 | vattrs['physdev'] = citems[j + 1] | |
d486dd0d JF |
574 | linkattrs['linkinfo'] = vattrs |
575 | break | |
576 | elif citems[i] == 'vrf' and citems[i + 1] == 'table': | |
577 | vattrs = {'table': citems[i + 2]} | |
578 | linkattrs['linkinfo'] = vattrs | |
579 | linkattrs['kind'] = 'vrf' | |
580 | linkCache.vrfs[ifname] = vattrs | |
581 | break | |
582 | elif citems[i] == 'veth': | |
583 | linkattrs['kind'] = 'veth' | |
584 | elif citems[i] == 'vrf_slave': | |
585 | linkattrs['slave_kind'] = 'vrf_slave' | |
586 | break | |
587 | elif citems[i] == 'macvlan' and citems[i + 1] == 'mode': | |
588 | linkattrs['kind'] = 'macvlan' | |
589 | except Exception as e: | |
590 | if warn: | |
591 | self.logger.debug('%s: parsing error: id, mtu, state, ' | |
592 | 'link/ether, vlan, dummy, vxlan, local, ' | |
593 | 'remote, ageing, nolearning, vrf, table, ' | |
594 | 'vrf_slave are reserved keywords: %s' % | |
595 | (ifname, str(e))) | |
596 | warn = False | |
597 | # linkattrs['alias'] = self.read_file_oneline( | |
598 | # '/sys/class/net/%s/ifalias' %ifname) | |
599 | linkout[ifname] = linkattrs | |
600 | [linkCache.update_attrdict([ifname], linkattrs) | |
601 | for ifname, linkattrs in linkout.items()] | |
602 | ||
603 | @staticmethod | |
604 | def _addr_filter(ifname, addr, scope=None): | |
605 | default_addrs = ['127.0.0.1/8', '::1/128', '0.0.0.0'] | |
606 | if ifname == 'lo' and addr in default_addrs: | |
607 | return True | |
608 | if scope and scope == 'link': | |
609 | return True | |
610 | return False | |
611 | ||
612 | def _addr_fill(self, ifacename=None, refresh=False): | |
613 | """ fills cache with address information | |
614 | ||
615 | if ifacename argument given, fill cache for ifacename, else | |
616 | fill cache for all interfaces in the system | |
617 | """ | |
618 | if LinkUtils._CACHE_FILL_DONE and not refresh: | |
619 | return | |
620 | try: | |
621 | # Check if ifacename is already full, in which case, return | |
622 | if ifacename and not refresh: | |
623 | linkCache.get_attr([ifacename, 'addrs']) | |
624 | return | |
625 | except: | |
626 | pass | |
627 | ||
628 | if True: | |
629 | try: | |
630 | [linkCache.update_attrdict([ifname], linkattrs) | |
631 | for ifname, linkattrs in netlink.addr_dump(ifname=ifacename).items()] | |
632 | except Exception as e: | |
633 | self.logger.info(str(e)) | |
634 | ||
635 | # this netlink call replaces the call to _addr_fill_iproute2_cmd() | |
636 | # We shouldn't have netlink calls in the iproute2 module, this will | |
637 | # be removed in the future. We plan to release, a flexible backend | |
638 | # (netlink+iproute2) by default we will use netlink backend but with | |
639 | # a CLI arg we can switch to iproute2 backend. | |
640 | # Until we decide to create this "backend" switch capability, | |
641 | # we have to put the netlink call inside the iproute2 module. | |
642 | ||
643 | else: | |
644 | self._addr_fill_iproute2_cmd(ifacename, refresh) | |
645 | ||
646 | def _addr_fill_iproute2_cmd(self, ifacename=None, refresh=False): | |
647 | """ fills cache with address information | |
648 | ||
649 | if ifacename argument given, fill cache for ifacename, else | |
650 | fill cache for all interfaces in the system | |
651 | """ | |
652 | linkout = {} | |
653 | if LinkUtils._CACHE_FILL_DONE and not refresh: | |
654 | return | |
655 | try: | |
656 | # Check if ifacename is already full, in which case, return | |
657 | if ifacename and not refresh: | |
658 | linkCache.get_attr([ifacename, 'addrs']) | |
659 | return | |
660 | except: | |
661 | pass | |
662 | cmdout = self.addr_show(ifacename=ifacename) | |
663 | if not cmdout: | |
664 | return | |
665 | for c in cmdout.splitlines(): | |
666 | citems = c.split() | |
667 | ifnamenlink = citems[1].split('@') | |
668 | if len(ifnamenlink) > 1: | |
669 | ifname = ifnamenlink[0] | |
670 | else: | |
671 | ifname = ifnamenlink[0].strip(':') | |
672 | if not linkout.get(ifname): | |
673 | linkattrs = dict() | |
674 | linkattrs['addrs'] = OrderedDict({}) | |
675 | try: | |
676 | linkout[ifname].update(linkattrs) | |
677 | except KeyError: | |
678 | linkout[ifname] = linkattrs | |
679 | if citems[2] == 'inet': | |
680 | if self._addr_filter(ifname, citems[3], scope=citems[5]): | |
681 | continue | |
682 | addrattrs = dict() | |
683 | addrattrs['scope'] = citems[5] | |
684 | addrattrs['type'] = 'inet' | |
685 | linkout[ifname]['addrs'][citems[3]] = addrattrs | |
686 | elif citems[2] == 'inet6': | |
687 | if self._addr_filter(ifname, citems[3], scope=citems[5]): | |
688 | continue | |
689 | if citems[5] == 'link': | |
690 | continue # skip 'link' addresses | |
691 | addrattrs = dict() | |
692 | addrattrs['scope'] = citems[5] | |
693 | addrattrs['type'] = 'inet6' | |
694 | linkout[ifname]['addrs'][citems[3]] = addrattrs | |
695 | [linkCache.update_attrdict([ifname], linkattrs) | |
696 | for ifname, linkattrs in linkout.items()] | |
697 | ||
9b585f9e JF |
698 | def del_cache_entry(self, ifname): |
699 | try: | |
700 | del linkCache.links[ifname] | |
701 | except: | |
702 | pass | |
703 | ||
d486dd0d JF |
704 | def cache_get(self, t, attrlist, refresh=False): |
705 | return self._cache_get(t, attrlist, refresh) | |
706 | ||
707 | def _cache_get(self, t, attrlist, refresh=False): | |
708 | try: | |
709 | if ifupdownflags.flags.DRYRUN: | |
710 | return False | |
711 | if ifupdownflags.flags.CACHE: | |
712 | if self._fill_cache(): | |
713 | # if we filled the cache, return new data | |
714 | return linkCache.get_attr(attrlist) | |
715 | if not refresh: | |
716 | return linkCache.get_attr(attrlist) | |
717 | if t == 'link': | |
718 | self._link_fill(attrlist[0], refresh) | |
719 | elif t == 'addr': | |
720 | self._addr_fill(attrlist[0], refresh) | |
721 | else: | |
722 | self._link_fill(attrlist[0], refresh) | |
723 | self._addr_fill(attrlist[0], refresh) | |
724 | return linkCache.get_attr(attrlist) | |
725 | except Exception, e: | |
726 | self.logger.debug('_cache_get(%s) : [%s]' % (str(attrlist), str(e))) | |
727 | return None | |
728 | ||
729 | def cache_check(self, attrlist, value, refresh=False): | |
730 | return self._cache_check('link', attrlist, value, refresh=refresh) | |
731 | ||
732 | def _cache_check(self, t, attrlist, value, refresh=False): | |
733 | try: | |
734 | return self._cache_get(t, attrlist, refresh) == value | |
735 | except Exception, e: | |
736 | self.logger.debug('_cache_check(%s) : [%s]' | |
737 | % (str(attrlist), str(e))) | |
738 | return False | |
739 | ||
740 | def cache_update(self, attrlist, value): | |
741 | return self._cache_update(attrlist, value) | |
742 | ||
743 | @staticmethod | |
744 | def _cache_update(attrlist, value): | |
745 | if ifupdownflags.flags.DRYRUN: | |
746 | return | |
747 | try: | |
748 | if attrlist[-1] == 'slaves': | |
749 | linkCache.append_to_attrlist(attrlist, value) | |
750 | return | |
751 | linkCache.set_attr(attrlist, value) | |
752 | except: | |
753 | pass | |
754 | ||
755 | @staticmethod | |
756 | def _cache_delete(attrlist, value=None): | |
757 | if ifupdownflags.flags.DRYRUN: | |
758 | return | |
759 | try: | |
760 | if value: | |
761 | linkCache.remove_from_attrlist(attrlist, value) | |
762 | else: | |
763 | linkCache.del_attr(attrlist) | |
764 | except: | |
765 | pass | |
766 | ||
767 | @staticmethod | |
768 | def _cache_invalidate(): | |
769 | linkCache.invalidate() | |
770 | LinkUtils._CACHE_FILL_DONE = False | |
771 | ||
772 | @staticmethod | |
773 | def batch_start(): | |
774 | LinkUtils.ipbatcbuf = '' | |
775 | LinkUtils.ipbatch = True | |
776 | LinkUtils.ipbatch_pause = False | |
777 | ||
778 | @staticmethod | |
779 | def add_to_batch(cmd): | |
780 | LinkUtils.ipbatchbuf += cmd + '\n' | |
781 | ||
782 | @staticmethod | |
783 | def batch_pause(): | |
784 | LinkUtils.ipbatch_pause = True | |
785 | ||
786 | @staticmethod | |
787 | def batch_resume(): | |
788 | LinkUtils.ipbatch_pause = False | |
789 | ||
790 | def batch_commit(self): | |
791 | if not LinkUtils.ipbatchbuf: | |
792 | LinkUtils.ipbatchbuf = '' | |
793 | LinkUtils.ipbatch = False | |
794 | LinkUtils.ipbatch_pause = False | |
795 | return | |
796 | try: | |
797 | utils.exec_command('%s -force -batch -' % utils.ip_cmd, | |
798 | stdin=self.ipbatchbuf) | |
799 | except: | |
800 | raise | |
801 | finally: | |
802 | LinkUtils.ipbatchbuf = '' | |
803 | LinkUtils.ipbatch = False | |
804 | LinkUtils.ipbatch_pause = False | |
805 | ||
806 | def bridge_batch_commit(self): | |
807 | if not LinkUtils.ipbatchbuf: | |
808 | LinkUtils.ipbatchbuf = '' | |
809 | LinkUtils.ipbatch = False | |
810 | LinkUtils.ipbatch_pause = False | |
811 | return | |
812 | try: | |
813 | utils.exec_command('%s -force -batch -' | |
814 | % utils.bridge_cmd, stdin=self.ipbatchbuf) | |
815 | except: | |
816 | raise | |
817 | finally: | |
818 | LinkUtils.ipbatchbuf = '' | |
819 | LinkUtils.ipbatch = False | |
820 | LinkUtils.ipbatch_pause = False | |
821 | ||
822 | def addr_show(self, ifacename=None): | |
823 | if ifacename: | |
824 | if not self.link_exists(ifacename): | |
825 | return | |
826 | return utils.exec_commandl([utils.ip_cmd, | |
827 | '-o', 'addr', 'show', 'dev', ifacename]) | |
828 | else: | |
829 | return utils.exec_commandl([utils.ip_cmd, | |
830 | '-o', 'addr', 'show']) | |
831 | ||
832 | @staticmethod | |
833 | def link_show(ifacename=None): | |
834 | if ifacename: | |
835 | return utils.exec_commandl([utils.ip_cmd, | |
836 | '-o', '-d', 'link', 'show', 'dev', ifacename]) | |
837 | else: | |
838 | return utils.exec_commandl([utils.ip_cmd, | |
839 | '-o', '-d', 'link', 'show']) | |
840 | ||
841 | def addr_add(self, ifacename, address, broadcast=None, | |
dfaa8a2d | 842 | peer=None, scope=None, preferred_lifetime=None, metric=None): |
d486dd0d JF |
843 | if not address: |
844 | return | |
845 | cmd = 'addr add %s' % address | |
846 | if broadcast: | |
847 | cmd += ' broadcast %s' % broadcast | |
848 | if peer: | |
849 | cmd += ' peer %s' % peer | |
850 | if scope: | |
851 | cmd += ' scope %s' % scope | |
852 | if preferred_lifetime: | |
853 | cmd += ' preferred_lft %s' % preferred_lifetime | |
854 | cmd += ' dev %s' % ifacename | |
dfaa8a2d JF |
855 | |
856 | if metric: | |
857 | cmd += ' metric %s' % metric | |
858 | ||
d486dd0d JF |
859 | if LinkUtils.ipbatch and not LinkUtils.ipbatch_pause: |
860 | self.add_to_batch(cmd) | |
861 | else: | |
862 | utils.exec_command('%s %s' % (utils.ip_cmd, cmd)) | |
863 | self._cache_update([ifacename, 'addrs', address], {}) | |
864 | ||
865 | def addr_del(self, ifacename, address, broadcast=None, | |
866 | peer=None, scope=None): | |
867 | """ Delete ipv4 address """ | |
868 | if not address: | |
869 | return | |
870 | if not self._cache_get('addr', [ifacename, 'addrs', address]): | |
871 | return | |
872 | cmd = 'addr del %s' % address | |
873 | if broadcast: | |
17442976 | 874 | cmd += ' broadcast %s' % broadcast |
d486dd0d | 875 | if peer: |
17442976 | 876 | cmd += ' peer %s' % peer |
d486dd0d | 877 | if scope: |
17442976 | 878 | cmd += ' scope %s' % scope |
d486dd0d JF |
879 | cmd += ' dev %s' % ifacename |
880 | utils.exec_command('%s %s' % (utils.ip_cmd, cmd)) | |
881 | self._cache_delete([ifacename, 'addrs', address]) | |
882 | ||
883 | def addr_flush(self, ifacename): | |
884 | cmd = 'addr flush dev %s' % ifacename | |
885 | if LinkUtils.ipbatch and not LinkUtils.ipbatch_pause: | |
886 | self.add_to_batch(cmd) | |
887 | else: | |
888 | utils.exec_command('%s %s' % (utils.ip_cmd, cmd)) | |
889 | self._cache_delete([ifacename, 'addrs']) | |
890 | ||
891 | def del_addr_all(self, ifacename, skip_addrs=[]): | |
892 | if not skip_addrs: | |
893 | skip_addrs = [] | |
894 | runningaddrsdict = self.get_running_addrs(ifname=ifacename) | |
895 | try: | |
896 | # XXX: ignore errors. Fix this to delete secondary addresses | |
897 | # first | |
898 | [self.addr_del(ifacename, a) for a in | |
899 | set(runningaddrsdict.keys()).difference(skip_addrs)] | |
900 | except: | |
901 | # ignore errors | |
902 | pass | |
903 | ||
904 | def addr_get(self, ifacename, details=True, refresh=False): | |
905 | addrs = self._cache_get('addr', [ifacename, 'addrs'], refresh=refresh) | |
906 | if not addrs: | |
907 | return None | |
908 | if details: | |
909 | return addrs | |
910 | return addrs.keys() | |
911 | ||
912 | def get_running_addrs(self, ifaceobj=None, ifname=None, details=True, addr_virtual_ifaceobj=None): | |
913 | """ | |
914 | We now support addr with link scope. Since the kernel may add it's | |
915 | own link address to some interfaces we need to filter them out and | |
916 | make sure we only deal with the addresses set by ifupdown2. | |
917 | ||
918 | To do so we look at the previous configuration made by ifupdown2 | |
919 | (with the help of the statemanager) together with the addresses | |
920 | specified by the user in /etc/network/interfaces, these addresses | |
921 | are then compared to the running state of the intf (ip addr show) | |
922 | made via a netlink addr dump. | |
923 | For each configured addresses of scope link, we check if it was | |
924 | previously configured by ifupdown2 to create a final set of the | |
925 | addresses watched by ifupdown2 | |
926 | """ | |
927 | if not ifaceobj and not ifname: | |
928 | return None | |
929 | ||
930 | config_addrs = set() | |
931 | ||
932 | if ifaceobj: | |
933 | interface_name = ifaceobj.name | |
934 | else: | |
935 | interface_name = ifname | |
936 | ||
937 | if addr_virtual_ifaceobj: | |
5bc963f0 JF |
938 | for attr_name in ["address-virtual", "vrrp"]: |
939 | for virtual in addr_virtual_ifaceobj.get_attr_value(attr_name) or []: | |
d486dd0d JF |
940 | for ip in virtual.split(): |
941 | try: | |
942 | IPNetwork(ip) | |
943 | config_addrs.add(ip) | |
944 | except: | |
945 | pass | |
5bc963f0 JF |
946 | |
947 | saved_ifaceobjs = statemanager.statemanager_api.get_ifaceobjs(addr_virtual_ifaceobj.name) | |
948 | for saved_ifaceobj in saved_ifaceobjs or []: | |
949 | for virtual in saved_ifaceobj.get_attr_value(attr_name) or []: | |
950 | for ip in virtual.split(): | |
951 | try: | |
952 | IPNetwork(ip) | |
953 | config_addrs.add(ip) | |
954 | except: | |
955 | pass | |
d486dd0d JF |
956 | else: |
957 | if ifaceobj: | |
958 | for addr in ifaceobj.get_attr_value('address') or []: | |
959 | config_addrs.add(addr) | |
960 | ||
961 | saved_ifaceobjs = statemanager.statemanager_api.get_ifaceobjs(interface_name) | |
962 | for saved_ifaceobj in saved_ifaceobjs or []: | |
963 | for addr in saved_ifaceobj.get_attr_value('address') or []: | |
964 | config_addrs.add(addr) | |
965 | ||
966 | running_addrs = OrderedDict() | |
967 | cached_addrs = self.addr_get(interface_name) | |
968 | if cached_addrs: | |
969 | for addr, addr_details in cached_addrs.items(): | |
970 | try: | |
971 | scope = int(addr_details['scope']) | |
972 | except Exception: | |
973 | try: | |
974 | d = {} | |
975 | addr_obj = IPNetwork(addr) | |
976 | if isinstance(addr_obj, IPv6Network): | |
977 | d['family'] = 'inet6' | |
978 | else: | |
979 | d['family'] = 'inet' | |
980 | running_addrs[addr] = d | |
981 | except: | |
982 | running_addrs[addr] = {} | |
983 | continue | |
984 | if (scope & Route.RT_SCOPE_LINK and addr in config_addrs) or not scope & Route.RT_SCOPE_LINK: | |
985 | running_addrs[addr] = addr_details | |
986 | else: | |
987 | return None | |
988 | ||
989 | if details: | |
990 | return running_addrs | |
991 | return running_addrs.keys() | |
992 | ||
993 | @staticmethod | |
994 | def compare_user_config_vs_running_state(running_addrs, user_addrs): | |
995 | ip4 = [] | |
996 | ip6 = [] | |
997 | ||
998 | for ip in user_addrs or []: | |
999 | obj = IPNetwork(ip) | |
1000 | ||
1001 | if type(obj) == IPv6Network: | |
1002 | ip6.append(obj) | |
1003 | else: | |
1004 | ip4.append(obj) | |
1005 | ||
1006 | running_ipobj = [] | |
1007 | for ip in running_addrs or []: | |
1008 | running_ipobj.append(IPNetwork(ip)) | |
1009 | ||
1010 | return running_ipobj == (ip4 + ip6) | |
1011 | ||
dfaa8a2d | 1012 | def addr_add_multiple(self, ifaceobj, ifacename, addrs, purge_existing=False, metric=None): |
d486dd0d JF |
1013 | # purges address |
1014 | if purge_existing: | |
1015 | # if perfmode is not set and also if iface has no sibling | |
1016 | # objects, purge addresses that are not present in the new | |
1017 | # config | |
1018 | runningaddrs = self.get_running_addrs( | |
1019 | ifname=ifacename, | |
1020 | details=False, | |
1021 | addr_virtual_ifaceobj=ifaceobj | |
1022 | ) | |
1023 | addrs = utils.get_normalized_ip_addr(ifacename, addrs) | |
1024 | ||
1025 | if self.compare_user_config_vs_running_state(runningaddrs, addrs): | |
1026 | return | |
1027 | try: | |
1028 | # if primary address is not same, there is no need to keep any. | |
1029 | # reset all addresses | |
1030 | if (addrs and runningaddrs and | |
1031 | (addrs[0] != runningaddrs[0])): | |
1032 | self.del_addr_all(ifacename) | |
1033 | else: | |
1034 | self.del_addr_all(ifacename, addrs) | |
1035 | except Exception, e: | |
1036 | self.logger.warning('%s: %s' % (ifacename, str(e))) | |
1037 | for a in addrs: | |
1038 | try: | |
dfaa8a2d | 1039 | self.addr_add(ifacename, a, metric=metric) |
d486dd0d JF |
1040 | except Exception, e: |
1041 | self.logger.error(str(e)) | |
1042 | ||
1043 | def _link_set_ifflag(self, ifacename, value): | |
1044 | # Dont look at the cache, the cache may have stale value | |
1045 | # because link status can be changed by external | |
1046 | # entity (One such entity is ifupdown main program) | |
1047 | cmd = 'link set dev %s %s' % (ifacename, value.lower()) | |
1048 | if LinkUtils.ipbatch: | |
1049 | self.add_to_batch(cmd) | |
1050 | else: | |
1051 | utils.exec_command('%s %s' % (utils.ip_cmd, cmd)) | |
1052 | ||
1053 | def link_up(self, ifacename): | |
1054 | self._link_set_ifflag(ifacename, 'UP') | |
1055 | ||
1056 | def link_down(self, ifacename): | |
1057 | self._link_set_ifflag(ifacename, 'DOWN') | |
1058 | ||
1059 | def link_set(self, ifacename, key, value=None, | |
1060 | force=False, t=None, state=None): | |
1061 | if not force: | |
1062 | if (key not in ['master', 'nomaster'] and | |
1063 | self._cache_check('link', [ifacename, key], value)): | |
1064 | return | |
1065 | cmd = 'link set dev %s' % ifacename | |
1066 | if t: | |
1067 | cmd += ' type %s' % t | |
1068 | cmd += ' %s' % key | |
1069 | if value: | |
1070 | cmd += ' %s' % value | |
1071 | if state: | |
1072 | cmd += ' %s' % state | |
1073 | if LinkUtils.ipbatch: | |
1074 | self.add_to_batch(cmd) | |
1075 | else: | |
1076 | utils.exec_command('%s %s' % (utils.ip_cmd, cmd)) | |
1077 | if key not in ['master', 'nomaster']: | |
1078 | self._cache_update([ifacename, key], value) | |
1079 | ||
1080 | def link_set_hwaddress(self, ifacename, hwaddress, force=False): | |
1081 | if not force: | |
1082 | if self._cache_check('link', [ifacename, 'hwaddress'], hwaddress): | |
1083 | return | |
1084 | self.link_down(ifacename) | |
1085 | cmd = 'link set dev %s address %s' % (ifacename, hwaddress) | |
1086 | if LinkUtils.ipbatch: | |
1087 | self.add_to_batch(cmd) | |
1088 | else: | |
1089 | utils.exec_command('%s %s' % (utils.ip_cmd, cmd)) | |
1090 | self.link_up(ifacename) | |
1091 | self._cache_update([ifacename, 'hwaddress'], hwaddress) | |
1092 | ||
1093 | def link_set_mtu(self, ifacename, mtu): | |
1094 | if ifupdownflags.flags.DRYRUN: | |
1095 | return True | |
1096 | if not mtu or not ifacename: return | |
1097 | self.write_file('/sys/class/net/%s/mtu' % ifacename, mtu) | |
1098 | self._cache_update([ifacename, 'mtu'], mtu) | |
1099 | ||
1100 | def link_set_alias(self, ifacename, alias): | |
1101 | self.write_file('/sys/class/net/%s/ifalias' % ifacename, | |
1102 | '\n' if not alias else alias) | |
1103 | ||
1104 | def link_get_alias(self, ifacename): | |
1105 | return self.read_file_oneline('/sys/class/net/%s/ifalias' | |
1106 | % ifacename) | |
1107 | ||
1108 | def link_isloopback(self, ifacename): | |
1109 | flags = self._cache_get('link', [ifacename, 'flags']) | |
1110 | if not flags: | |
1111 | return | |
1112 | if 'LOOPBACK' in flags: | |
1113 | return True | |
1114 | return False | |
1115 | ||
1116 | def link_get_status(self, ifacename): | |
1117 | return self._cache_get('link', [ifacename, 'ifflag'], refresh=True) | |
1118 | ||
1119 | @staticmethod | |
9d505185 | 1120 | def route_add_gateway(ifacename, gateway, vrf=None, metric=None, onlink=True): |
d486dd0d JF |
1121 | if not gateway: |
1122 | return | |
1123 | if not vrf: | |
1124 | cmd = '%s route add default via %s proto kernel' % (utils.ip_cmd, | |
1125 | gateway) | |
1126 | else: | |
1127 | cmd = ('%s route add table %s default via %s proto kernel' % | |
1128 | (utils.ip_cmd, vrf, gateway)) | |
1129 | # Add metric | |
1130 | if metric: | |
17442976 | 1131 | cmd += ' metric %s' % metric |
d486dd0d | 1132 | cmd += ' dev %s' % ifacename |
9d505185 JF |
1133 | |
1134 | if onlink: | |
1135 | cmd += " onlink" | |
1136 | ||
d486dd0d JF |
1137 | utils.exec_command(cmd) |
1138 | ||
1139 | @staticmethod | |
1140 | def route_del_gateway(ifacename, gateway, vrf=None, metric=None): | |
1141 | # delete default gw | |
1142 | if not gateway: | |
1143 | return | |
1144 | if not vrf: | |
1145 | cmd = ('%s route del default via %s proto kernel' % | |
1146 | (utils.ip_cmd, gateway)) | |
1147 | else: | |
1148 | cmd = ('%s route del table %s default via %s proto kernel' % | |
1149 | (utils.ip_cmd, vrf, gateway)) | |
1150 | if metric: | |
1151 | cmd += ' metric %s' % metric | |
1152 | cmd += ' dev %s' % ifacename | |
1153 | utils.exec_command(cmd) | |
1154 | ||
1155 | @staticmethod | |
1156 | def _get_vrf_id(ifacename): | |
1157 | try: | |
1158 | return linkCache.vrfs[ifacename]['table'] | |
1159 | except KeyError: | |
1160 | dump = netlink.link_dump(ifacename) | |
1161 | ||
1162 | [linkCache.update_attrdict([ifname], linkattrs) | |
1163 | for ifname, linkattrs in dump.items()] | |
1164 | ||
1165 | if dump and dump.get(ifacename, {}).get('kind') == 'vrf': | |
1166 | vrf_table = dump.get(ifacename, {}).get('linkinfo', {}).get('table') | |
1167 | linkCache.vrfs[ifacename] = {'table': vrf_table} | |
1168 | return vrf_table | |
1169 | ||
1170 | return None | |
1171 | ||
1172 | def fix_ipv6_route_metric(self, ifaceobj, macvlan_ifacename, ips): | |
1173 | vrf_table = None | |
1174 | ||
1175 | if ifaceobj.link_privflags & ifaceLinkPrivFlags.VRF_SLAVE: | |
1176 | try: | |
1177 | for upper_iface in ifaceobj.upperifaces: | |
1178 | vrf_table = self._get_vrf_id(upper_iface) | |
1179 | if vrf_table: | |
1180 | break | |
1181 | except: | |
1182 | pass | |
1183 | ||
1184 | ip_route_del = [] | |
1185 | for ip in ips: | |
1186 | ip_network_obj = IPNetwork(ip) | |
1187 | ||
1188 | if type(ip_network_obj) == IPv6Network: | |
1189 | route_prefix = '%s/%d' % (ip_network_obj.network, ip_network_obj.prefixlen) | |
1190 | ||
1191 | if vrf_table: | |
1192 | if LinkUtils.ipbatch and not LinkUtils.ipbatch_pause: | |
1193 | LinkUtils.add_to_batch('route del %s table %s dev %s' % (route_prefix, vrf_table, macvlan_ifacename)) | |
1194 | else: | |
1195 | utils.exec_commandl([utils.ip_cmd, 'route', 'del', route_prefix, 'table', vrf_table, 'dev', macvlan_ifacename]) | |
1196 | else: | |
1197 | if LinkUtils.ipbatch and not LinkUtils.ipbatch_pause: | |
1198 | LinkUtils.add_to_batch('route del %s dev %s' % (route_prefix, macvlan_ifacename)) | |
1199 | else: | |
1200 | utils.exec_commandl([utils.ip_cmd, 'route', 'del', route_prefix, 'dev', macvlan_ifacename]) | |
1201 | ip_route_del.append((route_prefix, vrf_table)) | |
1202 | ||
1203 | for ip, vrf_table in ip_route_del: | |
1204 | if vrf_table: | |
1205 | if LinkUtils.ipbatch and not LinkUtils.ipbatch_pause: | |
1206 | LinkUtils.add_to_batch('route add %s table %s dev %s proto kernel metric 9999' % (ip, vrf_table, macvlan_ifacename)) | |
1207 | else: | |
1208 | utils.exec_commandl([utils.ip_cmd, 'route', 'add', ip, 'table', vrf_table, 'dev', macvlan_ifacename, 'proto', 'kernel' 'metric', '9999']) | |
1209 | else: | |
1210 | if LinkUtils.ipbatch and not LinkUtils.ipbatch_pause: | |
1211 | LinkUtils.add_to_batch('route add %s dev %s proto kernel metric 9999' % (ip, macvlan_ifacename)) | |
1212 | else: | |
1213 | utils.exec_commandl([utils.ip_cmd, 'route', 'add', ip, 'dev', macvlan_ifacename, 'proto', 'kernel' 'metric', '9999']) | |
1214 | ||
1215 | def link_create_vlan(self, vlan_device_name, vlan_raw_device, vlanid): | |
1216 | if self.link_exists(vlan_device_name): | |
1217 | return | |
1218 | utils.exec_command('%s link add link %s name %s type vlan id %d' % | |
1219 | (utils.ip_cmd, | |
1220 | vlan_raw_device, vlan_device_name, vlanid)) | |
1221 | self._cache_update([vlan_device_name], {}) | |
1222 | ||
1223 | def link_create_vlan_from_name(self, vlan_device_name): | |
1224 | v = vlan_device_name.split('.') | |
1225 | if len(v) != 2: | |
1226 | self.logger.warn('invalid vlan device name %s' % vlan_device_name) | |
1227 | return | |
1228 | self.link_create_vlan(vlan_device_name, v[0], v[1]) | |
1229 | ||
1230 | def link_create_macvlan(self, name, linkdev, mode='private'): | |
1231 | if self.link_exists(name): | |
1232 | return | |
1233 | cmd = ('link add link %s' % linkdev + | |
1234 | ' name %s' % name + | |
1235 | ' type macvlan mode %s' % mode) | |
1236 | if LinkUtils.ipbatch and not LinkUtils.ipbatch_pause: | |
1237 | self.add_to_batch(cmd) | |
1238 | else: | |
1239 | utils.exec_command('%s %s' % (utils.ip_cmd, cmd)) | |
1240 | self._cache_update([name], {}) | |
1241 | ||
1242 | def get_vxlan_peers(self, dev, svcnodeip): | |
1243 | cmd = '%s fdb show brport %s' % (utils.bridge_cmd, | |
1244 | dev) | |
1245 | cur_peers = [] | |
1246 | try: | |
1247 | ps = subprocess.Popen(shlex.split(cmd), stdout=subprocess.PIPE, close_fds=False) | |
1248 | utils.enable_subprocess_signal_forwarding(ps, signal.SIGINT) | |
1249 | output = subprocess.check_output(('grep', '00:00:00:00:00:00'), stdin=ps.stdout) | |
1250 | ps.wait() | |
1251 | utils.disable_subprocess_signal_forwarding(signal.SIGINT) | |
1252 | try: | |
1253 | ppat = re.compile('\s+dst\s+(\d+.\d+.\d+.\d+)\s+') | |
1254 | for l in output.split('\n'): | |
1255 | m = ppat.search(l) | |
1256 | if m and m.group(1) != svcnodeip: | |
1257 | cur_peers.append(m.group(1)) | |
1258 | except: | |
1259 | self.logger.warn('error parsing ip link output') | |
1260 | except subprocess.CalledProcessError as e: | |
1261 | if e.returncode != 1: | |
1262 | self.logger.error(str(e)) | |
1263 | finally: | |
1264 | utils.disable_subprocess_signal_forwarding(signal.SIGINT) | |
1265 | ||
1266 | return cur_peers | |
1267 | ||
33ebe60a SA |
1268 | def tunnel_create(self, tunnelname, mode, attrs={}): |
1269 | """ generic link_create function """ | |
1270 | if self.link_exists(tunnelname): | |
1271 | return | |
f40c6294 SA |
1272 | |
1273 | cmd = '' | |
1274 | if '6' in mode: | |
17442976 | 1275 | cmd = ' -6' |
f40c6294 | 1276 | |
6039c4d7 | 1277 | if mode in ['gretap']: |
17442976 | 1278 | cmd += ' link add %s type %s' % (tunnelname, mode) |
535b0c8d | 1279 | else: |
17442976 | 1280 | cmd += ' tunnel add %s mode %s' % (tunnelname, mode) |
535b0c8d | 1281 | |
33ebe60a SA |
1282 | if attrs: |
1283 | for k, v in attrs.iteritems(): | |
6039c4d7 | 1284 | cmd += ' %s' % k |
33ebe60a | 1285 | if v: |
6039c4d7 | 1286 | cmd += ' %s' % v |
33ebe60a SA |
1287 | if self.ipbatch and not self.ipbatch_pause: |
1288 | self.add_to_batch(cmd) | |
1289 | else: | |
1290 | utils.exec_command('ip %s' % cmd) | |
1291 | self._cache_update([tunnelname], {}) | |
1292 | ||
1293 | def tunnel_change(self, tunnelname, attrs={}): | |
1294 | """ tunnel change function """ | |
1295 | if not self.link_exists(tunnelname): | |
1296 | return | |
1297 | cmd = 'tunnel change' | |
1298 | cmd += ' %s' %(tunnelname) | |
1299 | if attrs: | |
1300 | for k, v in attrs.iteritems(): | |
1301 | cmd += ' %s' %k | |
1302 | if v: | |
1303 | cmd += ' %s' %v | |
1304 | if self.ipbatch and not self.ipbatch_pause: | |
1305 | self.add_to_batch(cmd) | |
1306 | else: | |
1307 | utils.exec_command('ip %s' % cmd) | |
33ebe60a | 1308 | |
d486dd0d JF |
1309 | def link_create_vxlan(self, name, vxlanid, |
1310 | localtunnelip=None, | |
1311 | svcnodeip=None, | |
1312 | remoteips=None, | |
1313 | learning='on', | |
1314 | ageing=None, | |
ec25a08c JF |
1315 | anycastip=None, |
1316 | ttl=None): | |
d486dd0d JF |
1317 | if svcnodeip and remoteips: |
1318 | raise Exception("svcnodeip and remoteip is mutually exclusive") | |
1319 | args = '' | |
1320 | if svcnodeip: | |
1321 | args += ' remote %s' % svcnodeip | |
1322 | if ageing: | |
1323 | args += ' ageing %s' % ageing | |
1324 | if learning == 'off': | |
1325 | args += ' nolearning' | |
ec25a08c JF |
1326 | if ttl is not None: |
1327 | args += ' ttl %s' % ttl | |
d486dd0d JF |
1328 | |
1329 | if self.link_exists(name): | |
1330 | cmd = 'link set dev %s type vxlan dstport %d' % (name, LinkUtils.VXLAN_UDP_PORT) | |
1331 | vxlanattrs = self.get_vxlandev_attrs(name) | |
1332 | # on ifreload do not overwrite anycast_ip to individual ip if clagd | |
1333 | # has modified | |
1334 | if vxlanattrs: | |
1335 | running_localtunnelip = vxlanattrs.get('local') | |
1336 | if anycastip and running_localtunnelip and anycastip == running_localtunnelip: | |
1337 | localtunnelip = running_localtunnelip | |
1338 | running_svcnode = vxlanattrs.get('svcnode') | |
1339 | if running_svcnode and not svcnodeip: | |
1340 | args += ' noremote' | |
1341 | else: | |
1342 | cmd = 'link add dev %s type vxlan id %s dstport %d' % (name, vxlanid, LinkUtils.VXLAN_UDP_PORT) | |
1343 | ||
1344 | if localtunnelip: | |
1345 | args += ' local %s' % localtunnelip | |
1346 | cmd += args | |
1347 | ||
1348 | if LinkUtils.ipbatch and not LinkUtils.ipbatch_pause: | |
1349 | self.add_to_batch(cmd) | |
1350 | else: | |
1351 | utils.exec_command('%s %s' % (utils.ip_cmd, cmd)) | |
1352 | ||
1353 | # XXX: update linkinfo correctly | |
1354 | #self._cache_update([name], {}) | |
1355 | ||
1356 | @staticmethod | |
1357 | def link_exists(ifacename): | |
1358 | if ifupdownflags.flags.DRYRUN: | |
1359 | return True | |
1360 | return os.path.exists('/sys/class/net/%s' % ifacename) | |
1361 | ||
9b653c85 JF |
1362 | @staticmethod |
1363 | def link_exists_nodryrun(ifname): | |
1364 | return os.path.exists('/sys/class/net/%s' % ifname) | |
1365 | ||
d486dd0d JF |
1366 | def link_get_ifindex(self, ifacename): |
1367 | if ifupdownflags.flags.DRYRUN: | |
1368 | return True | |
1369 | return self.read_file_oneline('/sys/class/net/%s/ifindex' % ifacename) | |
1370 | ||
1371 | def is_vlan_device_by_name(self, ifacename): | |
1372 | if re.search(r'\.', ifacename): | |
1373 | return True | |
1374 | return False | |
1375 | ||
1376 | @staticmethod | |
e588acb7 JF |
1377 | def link_add_macvlan(ifname, macvlan_ifacename, mode): |
1378 | utils.exec_commandl(['ip', 'link', 'add', 'link', ifname, 'name', macvlan_ifacename, 'type', 'macvlan', 'mode', mode]) | |
d486dd0d JF |
1379 | |
1380 | @staticmethod | |
1381 | def route_add(route): | |
1382 | utils.exec_command('%s route add %s' % (utils.ip_cmd, | |
1383 | route)) | |
1384 | ||
1385 | @staticmethod | |
1386 | def route6_add(route): | |
1387 | utils.exec_command('%s -6 route add %s' % (utils.ip_cmd, | |
1388 | route)) | |
1389 | ||
1390 | def get_vlandev_attrs(self, ifacename): | |
1391 | return (self._cache_get('link', [ifacename, 'link']), | |
1392 | self._cache_get('link', [ifacename, 'linkinfo', 'vlanid']), | |
1393 | self._cache_get('link', [ifacename, 'linkinfo', 'vlan_protocol'])) | |
1394 | ||
1395 | def get_vlan_protocol(self, ifacename): | |
1396 | return self._cache_get('link', [ifacename, 'linkinfo', 'vlan_protocol']) | |
1397 | ||
1398 | def get_vxlandev_attrs(self, ifacename): | |
1399 | return self._cache_get('link', [ifacename, 'linkinfo']) | |
1400 | ||
1401 | def get_vxlandev_learning(self, ifacename): | |
1402 | return self._cache_get('link', [ifacename, 'linkinfo', Link.IFLA_VXLAN_LEARNING]) | |
1403 | ||
1404 | def set_vxlandev_learning(self, ifacename, learn): | |
1405 | if learn == 'on': | |
1406 | utils.exec_command('%s link set dev %s type vxlan learning' % | |
1407 | (utils.ip_cmd, ifacename)) | |
1408 | self._cache_update([ifacename, 'linkinfo', 'learning'], 'on') | |
1409 | else: | |
1410 | utils.exec_command('%s link set dev %s type vxlan nolearning' % | |
1411 | (utils.ip_cmd, ifacename)) | |
1412 | self._cache_update([ifacename, 'linkinfo', 'learning'], 'off') | |
1413 | ||
1414 | def link_get_linkinfo_attrs(self, ifacename): | |
1415 | return self._cache_get('link', [ifacename, 'linkinfo']) | |
1416 | ||
1417 | def link_get_mtu(self, ifacename, refresh=False): | |
1418 | return self._cache_get('link', [ifacename, 'mtu'], refresh=refresh) | |
1419 | ||
1420 | def link_get_mtu_sysfs(self, ifacename): | |
1421 | return self.read_file_oneline('/sys/class/net/%s/mtu' | |
1422 | % ifacename) | |
1423 | ||
1424 | def link_get_kind(self, ifacename): | |
1425 | return self._cache_get('link', [ifacename, 'kind']) | |
1426 | ||
1427 | def link_get_slave_kind(self, ifacename): | |
1428 | return self._cache_get('link', [ifacename, 'slave_kind']) | |
1429 | ||
1430 | def link_get_hwaddress(self, ifacename): | |
1431 | address = self._cache_get('link', [ifacename, 'hwaddress']) | |
1432 | # newly created logical interface addresses dont end up in the cache | |
1433 | # read hwaddress from sysfs file for these interfaces | |
1434 | if not address: | |
1435 | address = self.read_file_oneline('/sys/class/net/%s/address' | |
1436 | % ifacename) | |
1437 | return address | |
1438 | ||
1439 | def link_create(self, ifacename, t, attrs={}): | |
1440 | """ generic link_create function """ | |
1441 | if self.link_exists(ifacename): | |
1442 | return | |
1443 | cmd = 'link add' | |
1444 | cmd += ' name %s type %s' % (ifacename, t) | |
1445 | if attrs: | |
1446 | for k, v in attrs.iteritems(): | |
1447 | cmd += ' %s' % k | |
1448 | if v: | |
1449 | cmd += ' %s' % v | |
1450 | if LinkUtils.ipbatch and not LinkUtils.ipbatch_pause: | |
1451 | self.add_to_batch(cmd) | |
1452 | else: | |
1453 | utils.exec_command('%s %s' % (utils.ip_cmd, cmd)) | |
1454 | self._cache_update([ifacename], {}) | |
1455 | ||
1456 | def link_delete(self, ifacename): | |
1457 | if not self.link_exists(ifacename): | |
1458 | return | |
1459 | cmd = 'link del %s' % ifacename | |
1460 | if LinkUtils.ipbatch and not LinkUtils.ipbatch_pause: | |
1461 | self.add_to_batch(cmd) | |
1462 | else: | |
1463 | utils.exec_command('%s %s' % (utils.ip_cmd, cmd)) | |
1464 | self._cache_invalidate() | |
1465 | ||
1466 | def link_get_master(self, ifacename): | |
1467 | sysfs_master_path = '/sys/class/net/%s/master' % ifacename | |
1468 | if os.path.exists(sysfs_master_path): | |
1469 | link_path = os.readlink(sysfs_master_path) | |
1470 | if link_path: | |
1471 | return os.path.basename(link_path) | |
1472 | else: | |
1473 | return None | |
1474 | else: | |
1475 | return self._cache_get('link', [ifacename, 'master']) | |
1476 | ||
1477 | def get_brport_peer_link(self, bridgename): | |
1478 | try: | |
1479 | return self._cache_get('link', [bridgename, 'info_slave_data', Link.IFLA_BRPORT_PEER_LINK]) | |
1480 | except: | |
1481 | return None | |
1482 | ||
1483 | @staticmethod | |
1484 | def bridge_port_vids_add(bridgeportname, vids): | |
1485 | [utils.exec_command('%s vlan add vid %s dev %s' % | |
1486 | (utils.bridge_cmd, | |
1487 | v, bridgeportname)) for v in vids] | |
1488 | ||
1489 | @staticmethod | |
1490 | def bridge_port_vids_del(bridgeportname, vids): | |
1491 | if not vids: | |
1492 | return | |
1493 | [utils.exec_command('%s vlan del vid %s dev %s' % | |
1494 | (utils.bridge_cmd, | |
1495 | v, bridgeportname)) for v in vids] | |
1496 | ||
1497 | @staticmethod | |
1498 | def bridge_port_vids_flush(bridgeportname, vid): | |
1499 | utils.exec_command('%s vlan del vid %s dev %s' % | |
1500 | (utils.bridge_cmd, | |
1501 | vid, bridgeportname)) | |
1502 | ||
1503 | @staticmethod | |
1504 | def bridge_port_vids_get(bridgeportname): | |
1505 | bridgeout = utils.exec_command('%s vlan show dev %s' % | |
1506 | (utils.bridge_cmd, | |
1507 | bridgeportname)) | |
1508 | if not bridgeout: | |
1509 | return [] | |
1510 | brvlanlines = bridgeout.readlines()[2:] | |
1511 | vids = [l.strip() for l in brvlanlines] | |
1512 | return [v for v in vids if v] | |
1513 | ||
1514 | @staticmethod | |
1515 | def bridge_port_vids_get_all(): | |
1516 | brvlaninfo = {} | |
1517 | bridgeout = utils.exec_command('%s -c vlan show' | |
1518 | % utils.bridge_cmd) | |
1519 | if not bridgeout: | |
1520 | return brvlaninfo | |
1521 | brvlanlines = bridgeout.splitlines() | |
1522 | brportname = None | |
1523 | for l in brvlanlines[1:]: | |
1524 | if l and not l.startswith(' ') and not l.startswith('\t'): | |
1525 | attrs = l.split() | |
1526 | brportname = attrs[0].strip() | |
1527 | brvlaninfo[brportname] = {'pvid': None, 'vlan': []} | |
1528 | l = ' '.join(attrs[1:]) | |
1529 | if not brportname or not l: | |
1530 | continue | |
1531 | l = l.strip() | |
1532 | if 'PVID' in l: | |
1533 | brvlaninfo[brportname]['pvid'] = l.split()[0] | |
1534 | elif 'Egress Untagged' not in l: | |
1535 | brvlaninfo[brportname]['vlan'].append(l) | |
1536 | return brvlaninfo | |
1537 | ||
1538 | def bridge_port_vids_get_all_json(self): | |
1539 | if not self.supported_command['%s -c -json vlan show' | |
1540 | % utils.bridge_cmd]: | |
1541 | return {} | |
1542 | brvlaninfo = {} | |
1543 | try: | |
1544 | bridgeout = utils.exec_command('%s -c -json vlan show' | |
1545 | % utils.bridge_cmd) | |
1546 | except: | |
1547 | self.supported_command['%s -c -json vlan show' | |
1548 | % utils.bridge_cmd] = False | |
1549 | self.logger.info('%s -c -json vlan show: skipping unsupported command' | |
1550 | % utils.bridge_cmd) | |
1551 | try: | |
1552 | return self.get_bridge_vlan_nojson() | |
1553 | except Exception as e: | |
1554 | self.logger.info('bridge: get_bridge_vlan_nojson: %s' % str(e)) | |
1555 | return {} | |
1556 | ||
1557 | if not bridgeout: return brvlaninfo | |
1558 | try: | |
52340202 | 1559 | vlan_json = json.loads(bridgeout, encoding="utf-8") |
d486dd0d JF |
1560 | except Exception, e: |
1561 | self.logger.info('json loads failed with (%s)' % str(e)) | |
1562 | return {} | |
52340202 JF |
1563 | |
1564 | try: | |
1565 | if isinstance(vlan_json, list): | |
1566 | # newer iproute2 version changed the bridge vlan show output | |
1567 | # ifupdown2 relies on the previous format, we have the convert | |
1568 | # data into old format | |
1569 | bridge_port_vids = dict() | |
1570 | ||
1571 | for intf in vlan_json: | |
1572 | bridge_port_vids[intf["ifname"]] = intf["vlans"] | |
1573 | ||
1574 | return bridge_port_vids | |
1575 | else: | |
1576 | # older iproute2 version have different ways to dump vlans | |
1577 | # ifupdown2 prefers the following syntax: | |
1578 | # { | |
1579 | # "vx-1002": [{ | |
1580 | # "vlan": 1002, | |
1581 | # "flags": ["PVID", "Egress Untagged"] | |
1582 | # } | |
1583 | # ], | |
1584 | # "vx-1004": [{ | |
1585 | # "vlan": 1004, | |
1586 | # "flags": ["PVID", "Egress Untagged"] | |
1587 | # }] | |
1588 | # } | |
1589 | return vlan_json | |
1590 | except Exception as e: | |
1591 | self.logger.debug("bridge vlan show: Unknown json output: %s" % str(e)) | |
1592 | return vlan_json | |
d486dd0d JF |
1593 | |
1594 | @staticmethod | |
1595 | def get_bridge_vlan_nojson(): | |
1596 | vlan_json = {} | |
1597 | bridgeout = utils.exec_commandl([utils.bridge_cmd, '-c', 'vlan', 'show']) | |
1598 | if bridgeout: | |
1599 | output = [line.split('\n') for line in bridgeout.split('\n\n')] | |
1600 | output[0] = output[0][1:] | |
1601 | for line in output: | |
1602 | current_swp = None | |
1603 | if not line: | |
1604 | continue | |
1605 | for entry in line: | |
1606 | if not entry: | |
1607 | continue | |
1608 | prefix, vlan = entry.split('\t') | |
1609 | if prefix: | |
1610 | current_swp = prefix | |
1611 | vlan_json[prefix] = [] | |
1612 | v = {} | |
1613 | vlan = vlan[1:] | |
1614 | try: | |
1615 | v['vlan'] = int(vlan) | |
1616 | except: | |
1617 | try: | |
1618 | if '-' in vlan: | |
1619 | start, end = vlan.split('-') | |
1620 | if ' ' in end: | |
1621 | end = end[0:end.index(' ')] | |
1622 | v['vlan'] = int(start) | |
1623 | v['vlanEnd'] = int(end) | |
1624 | else: | |
1625 | v['vlan'] = int(vlan[0:vlan.index(' ')]) | |
1626 | flags = [] | |
1627 | if 'PVID' in vlan: | |
1628 | flags.append('PVID') | |
1629 | if 'Egress Untagged' in vlan: | |
1630 | flags.append('Egress Untagged') | |
1631 | v['flags'] = flags | |
1632 | except: | |
1633 | continue | |
1634 | vlan_json[current_swp].append(v) | |
1635 | return vlan_json | |
1636 | ||
1637 | def bridge_vlan_cache_get(self, ifacename, refresh=False): | |
1638 | if not self.bridge_vlan_cache_fill_done or refresh: | |
1639 | self.bridge_vlan_cache = self.bridge_port_vids_get_all_json() | |
1640 | self.bridge_vlan_cache_fill_done = True | |
1641 | return self.bridge_vlan_cache.get(ifacename, {}) | |
1642 | ||
1643 | def bridge_vlan_get_pvid(self, ifacename, refresh=False): | |
1644 | pvid = 0 | |
1645 | ||
1646 | for vinfo in self.bridge_vlan_cache_get(ifacename, refresh): | |
1647 | v = vinfo.get('vlan') | |
1648 | pvid = v if 'PVID' in vinfo.get('flags', []) else 0 | |
1649 | if pvid: | |
1650 | return pvid | |
1651 | return pvid | |
1652 | ||
1653 | def bridge_vlan_get_vids(self, ifacename, refresh=False): | |
1654 | vids = [] | |
1655 | ||
1656 | for vinfo in self.bridge_vlan_cache_get(ifacename, refresh): | |
1657 | v = vinfo.get('vlan') | |
1658 | ispvid = True if 'PVID' in vinfo.get('flags', []) else False | |
1659 | if ispvid: | |
1660 | pvid = v if 'PVID' in vinfo.get('flags', []) else 0 | |
1661 | if pvid == 1: | |
1662 | continue | |
1663 | vEnd = vinfo.get('vlanEnd') | |
1664 | if vEnd: | |
1665 | vids.extend(range(v, vEnd + 1)) | |
1666 | else: | |
1667 | vids.append(v) | |
1668 | return vids | |
1669 | ||
1670 | def bridge_vlan_get_vids_n_pvid(self, ifacename, refresh=False): | |
1671 | vids = [] | |
1672 | pvid = 0 | |
1673 | ||
1674 | for vinfo in self.bridge_vlan_cache_get(ifacename, refresh): | |
1675 | v = vinfo.get('vlan') | |
1676 | ispvid = True if 'PVID' in vinfo.get('flags', []) else False | |
1677 | if ispvid: | |
1678 | pvid = v if 'PVID' in vinfo.get('flags', []) else 0 | |
1679 | vEnd = vinfo.get('vlanEnd') | |
1680 | if vEnd: | |
1681 | vids.extend(range(v, vEnd + 1)) | |
1682 | else: | |
1683 | vids.append(v) | |
1684 | return vids, pvid | |
1685 | ||
1686 | def bridge_port_pvid_add(self, bridgeportname, pvid): | |
1687 | if LinkUtils.ipbatch and not LinkUtils.ipbatch_pause: | |
1688 | self.add_to_batch('vlan add vid %s untagged pvid dev %s' % | |
1689 | (pvid, bridgeportname)) | |
1690 | else: | |
1691 | utils.exec_command('%s vlan add vid %s untagged pvid dev %s' % | |
1692 | (utils.bridge_cmd, | |
1693 | pvid, bridgeportname)) | |
1694 | ||
1695 | def bridge_port_pvid_del(self, bridgeportname, pvid): | |
1696 | if LinkUtils.ipbatch and not LinkUtils.ipbatch_pause: | |
1697 | self.add_to_batch('vlan del vid %s untagged pvid dev %s' % | |
1698 | (pvid, bridgeportname)) | |
1699 | else: | |
1700 | utils.exec_command('%s vlan del vid %s untagged pvid dev %s' % | |
1701 | (utils.bridge_cmd, | |
1702 | pvid, bridgeportname)) | |
1703 | ||
1704 | def bridge_port_pvids_get(self, bridgeportname): | |
1705 | return self.read_file_oneline('/sys/class/net/%s/brport/pvid' | |
1706 | % bridgeportname) | |
1707 | ||
1708 | def bridge_vids_add(self, bridgeportname, vids, bridge=True): | |
1709 | target = 'self' if bridge else '' | |
1710 | if LinkUtils.ipbatch and not LinkUtils.ipbatch_pause: | |
1711 | [self.add_to_batch('vlan add vid %s dev %s %s' % | |
1712 | (v, bridgeportname, target)) for v in vids] | |
1713 | else: | |
1714 | [utils.exec_command('%s vlan add vid %s dev %s %s' % | |
1715 | (utils.bridge_cmd, | |
1716 | v, bridgeportname, target)) for v in vids] | |
1717 | ||
1718 | def bridge_vids_del(self, bridgeportname, vids, bridge=True): | |
1719 | target = 'self' if bridge else '' | |
1720 | if LinkUtils.ipbatch and not LinkUtils.ipbatch_pause: | |
1721 | [self.add_to_batch('vlan del vid %s dev %s %s' % | |
1722 | (v, bridgeportname, target)) for v in vids] | |
1723 | else: | |
1724 | [utils.exec_command('%s vlan del vid %s dev %s %s' % | |
1725 | (utils.bridge_cmd, | |
1726 | v, bridgeportname, target)) for v in vids] | |
1727 | ||
1728 | @staticmethod | |
1729 | def bridge_fdb_add(dev, address, vlan=None, bridge=True, remote=None): | |
1730 | target = 'self' if bridge else '' | |
1731 | vlan_str = '' | |
1732 | if vlan: | |
1733 | vlan_str = 'vlan %s ' % vlan | |
1734 | ||
1735 | dst_str = '' | |
1736 | if remote: | |
1737 | dst_str = 'dst %s ' % remote | |
1738 | ||
1739 | utils.exec_command('%s fdb replace %s dev %s %s %s %s' % | |
1740 | (utils.bridge_cmd, | |
1741 | address, dev, vlan_str, target, dst_str)) | |
1742 | ||
1743 | @staticmethod | |
1744 | def bridge_fdb_append(dev, address, vlan=None, bridge=True, remote=None): | |
1745 | target = 'self' if bridge else '' | |
1746 | vlan_str = '' | |
1747 | if vlan: | |
1748 | vlan_str = 'vlan %s ' % vlan | |
1749 | ||
1750 | dst_str = '' | |
1751 | if remote: | |
1752 | dst_str = 'dst %s ' % remote | |
1753 | ||
1754 | utils.exec_command('%s fdb append %s dev %s %s %s %s' % | |
1755 | (utils.bridge_cmd, | |
1756 | address, dev, vlan_str, target, dst_str)) | |
1757 | ||
1758 | @staticmethod | |
1759 | def bridge_fdb_del(dev, address, vlan=None, bridge=True, remote=None): | |
1760 | target = 'self' if bridge else '' | |
1761 | vlan_str = '' | |
1762 | if vlan: | |
1763 | vlan_str = 'vlan %s ' % vlan | |
1764 | ||
1765 | dst_str = '' | |
1766 | if remote: | |
1767 | dst_str = 'dst %s ' % remote | |
1768 | utils.exec_command('%s fdb del %s dev %s %s %s %s' % | |
1769 | (utils.bridge_cmd, | |
1770 | address, dev, vlan_str, target, dst_str)) | |
1771 | ||
1772 | def bridge_is_vlan_aware(self, bridgename): | |
1773 | filename = '/sys/class/net/%s/bridge/vlan_filtering' % bridgename | |
1774 | if os.path.exists(filename) and self.read_file_oneline(filename) == '1': | |
1775 | return True | |
1776 | return False | |
1777 | ||
1778 | @staticmethod | |
1779 | def bridge_port_get_bridge_name(bridgeport): | |
1780 | filename = '/sys/class/net/%s/brport/bridge' % bridgeport | |
1781 | try: | |
1782 | return os.path.basename(os.readlink(filename)) | |
1783 | except: | |
1784 | return None | |
1785 | ||
1786 | @staticmethod | |
1787 | def bridge_port_exists(bridge, bridgeportname): | |
1788 | try: | |
1789 | return os.path.exists('/sys/class/net/%s/brif/%s' | |
1790 | % (bridge, bridgeportname)) | |
1791 | except Exception: | |
1792 | return False | |
1793 | ||
1794 | def bridge_fdb_show_dev(self, dev): | |
1795 | try: | |
1796 | fdbs = {} | |
1797 | output = utils.exec_command('%s fdb show dev %s' | |
1798 | % (utils.bridge_cmd, dev)) | |
1799 | if output: | |
1800 | for fdb_entry in output.splitlines(): | |
1801 | try: | |
1802 | entries = fdb_entry.split() | |
1803 | fdbs.setdefault(entries[2], []).append(entries[0]) | |
1804 | except: | |
1805 | self.logger.debug('%s: invalid fdb line \'%s\'' | |
1806 | % (dev, fdb_entry)) | |
1807 | return fdbs | |
1808 | except Exception: | |
1809 | return None | |
1810 | ||
1811 | @staticmethod | |
1812 | def is_bridge(bridge): | |
1813 | return os.path.exists('/sys/class/net/%s/bridge' % bridge) | |
1814 | ||
1815 | def is_link_up(self, ifacename): | |
1816 | ret = False | |
1817 | try: | |
1818 | flags = self.read_file_oneline('/sys/class/net/%s/flags' % ifacename) | |
1819 | iflags = int(flags, 16) | |
1820 | if iflags & 0x0001: | |
1821 | ret = True | |
1822 | except: | |
1823 | ret = False | |
1824 | return ret | |
1825 | ||
aa895ecd | 1826 | def ip_route_get_dev(self, prefix, vrf_master=None): |
d486dd0d | 1827 | try: |
aa895ecd JF |
1828 | if vrf_master: |
1829 | cmd = '%s route get %s vrf %s' % (utils.ip_cmd, prefix, vrf_master) | |
1830 | else: | |
1831 | cmd = '%s route get %s' % (utils.ip_cmd, prefix) | |
1832 | ||
1833 | output = utils.exec_command(cmd) | |
d486dd0d JF |
1834 | if output: |
1835 | rline = output.splitlines()[0] | |
1836 | if rline: | |
1837 | rattrs = rline.split() | |
1838 | return rattrs[rattrs.index('dev') + 1] | |
1839 | except Exception, e: | |
1840 | self.logger.debug('ip_route_get_dev: failed .. %s' % str(e)) | |
1841 | return None | |
1842 | ||
1843 | @staticmethod | |
1844 | def link_get_lowers(ifacename): | |
1845 | try: | |
1846 | lowers = glob.glob("/sys/class/net/%s/lower_*" % ifacename) | |
1847 | if not lowers: | |
1848 | return [] | |
1849 | return [os.path.basename(l)[6:] for l in lowers] | |
1850 | except: | |
1851 | return [] | |
1852 | ||
1853 | @staticmethod | |
1854 | def link_get_uppers(ifacename): | |
1855 | try: | |
1856 | uppers = glob.glob("/sys/class/net/%s/upper_*" % ifacename) | |
1857 | if not uppers: | |
1858 | return None | |
1859 | return [os.path.basename(u)[6:] for u in uppers] | |
1860 | except Exception: | |
1861 | return None | |
1862 | ||
1863 | def link_get_vrfs(self): | |
1864 | if not LinkUtils._CACHE_FILL_DONE: | |
1865 | self._fill_cache() | |
1866 | return linkCache.vrfs | |
1867 | ||
1868 | @staticmethod | |
1869 | def cache_get_info_slave(attrlist): | |
1870 | try: | |
1871 | return linkCache.get_attr(attrlist) | |
1872 | except: | |
1873 | return None | |
1874 | ||
1875 | def get_brport_learning(self, ifacename): | |
1876 | learn = self.read_file_oneline('/sys/class/net/%s/brport/learning' | |
1877 | % ifacename) | |
1878 | if learn and learn == '1': | |
1879 | return 'on' | |
1880 | else: | |
1881 | return 'off' | |
1882 | ||
1883 | def get_brport_learning_bool(self, ifacename): | |
1884 | return utils.get_boolean_from_string(self.read_file_oneline('/sys/class/net/%s/brport/learning' % ifacename)) | |
1885 | ||
1886 | def set_brport_learning(self, ifacename, learn): | |
1887 | if learn == 'off': | |
1888 | return self.write_file('/sys/class/net/%s/brport/learning' | |
1889 | % ifacename, '0') | |
1890 | else: | |
1891 | return self.write_file('/sys/class/net/%s/brport/learning' | |
1892 | % ifacename, '1') | |
1893 | ||
1894 | ################################################################################# | |
1895 | ################################### BOND UTILS ################################## | |
1896 | ################################################################################# | |
1897 | ||
1898 | def _link_cache_get(self, attrlist, refresh=False): | |
1899 | return self._cache_get('link', attrlist, refresh) | |
1900 | ||
1901 | def cache_delete(self, attrlist, value=None): | |
1902 | return self._cache_delete(attrlist, value) | |
1903 | ||
1904 | def link_cache_get(self, attrlist, refresh=False): | |
1905 | return self._link_cache_get(attrlist, refresh) | |
1906 | ||
1907 | def link_cache_check(self, attrlist, value, refresh=False): | |
1908 | return self._link_cache_check(attrlist, value, refresh) | |
1909 | ||
1910 | def _link_cache_check(self, attrlist, value, refresh=False): | |
1911 | try: | |
1912 | return self._link_cache_get(attrlist, refresh) == value | |
1913 | except Exception, e: | |
1914 | self.logger.debug('_cache_check(%s) : [%s]' | |
1915 | % (str(attrlist), str(e))) | |
1916 | pass | |
1917 | return False | |
1918 | ||
1919 | bondcmd_attrmap = { | |
1920 | Link.IFLA_BOND_MODE: 'mode', | |
1921 | Link.IFLA_BOND_MIIMON: 'miimon', | |
1922 | Link.IFLA_BOND_USE_CARRIER: 'use_carrier', | |
1923 | Link.IFLA_BOND_AD_LACP_RATE: 'lacp_rate', | |
1924 | Link.IFLA_BOND_XMIT_HASH_POLICY: 'xmit_hash_policy', | |
1925 | Link.IFLA_BOND_MIN_LINKS: 'min_links', | |
1926 | Link.IFLA_BOND_NUM_PEER_NOTIF: 'num_grat_arp', | |
1927 | Link.IFLA_BOND_AD_ACTOR_SYSTEM: 'ad_actor_system', | |
1928 | Link.IFLA_BOND_AD_ACTOR_SYS_PRIO: 'ad_actor_sys_prio', | |
1929 | Link.IFLA_BOND_AD_LACP_BYPASS: 'lacp_bypass', | |
1930 | Link.IFLA_BOND_UPDELAY: 'updelay', | |
1931 | Link.IFLA_BOND_DOWNDELAY: 'downdelay', | |
1932 | } | |
1933 | ||
1934 | def bond_set_attrs_nl(self, bondname, ifla_info_data): | |
1935 | bond_attr_name = 'None' # for log purpose (in case an exception raised) | |
1936 | for nl_attr, value in ifla_info_data.items(): | |
1937 | try: | |
1938 | bond_attr_name = self.bondcmd_attrmap[nl_attr] | |
1939 | file_path = '/sys/class/net/%s/bonding/%s' % (bondname, bond_attr_name) | |
1940 | if os.path.exists(file_path): | |
1941 | self.write_file(file_path, str(value)) | |
1942 | except Exception as e: | |
1943 | exception_str = '%s: %s %s: %s' % (bondname, bond_attr_name, value, str(e)) | |
1944 | if ifupdownflags.flags.FORCE: | |
1945 | self.logger.warning(exception_str) | |
1946 | else: | |
1947 | self.logger.debug(exception_str) | |
1948 | ||
1949 | def bond_set_attrs(self, bondname, attrdict, prehook): | |
1950 | for attrname, attrval in attrdict.items(): | |
1951 | if (self._link_cache_check([bondname, 'linkinfo', | |
1952 | attrname], attrval)): | |
1953 | continue | |
1954 | if (attrname == 'mode' | |
1955 | or attrname == 'xmit_hash_policy' | |
1956 | or attrname == 'lacp_rate' or attrname == 'min_links'): | |
1957 | if prehook: | |
1958 | prehook(bondname) | |
1959 | try: | |
1960 | if ((attrname not in ['lacp_rate', | |
1961 | 'lacp_bypass']) or | |
1962 | self._link_cache_check([bondname, 'linkinfo', 'mode'], '802.3ad', | |
1963 | True)): | |
1964 | self.write_file('/sys/class/net/%s/bonding/%s' | |
1965 | % (bondname, attrname), attrval) | |
1966 | except Exception, e: | |
1967 | if ifupdownflags.flags.FORCE: | |
1968 | self.logger.warn(str(e)) | |
1969 | pass | |
1970 | else: | |
1971 | raise | |
1972 | ||
1973 | def bond_set_use_carrier(self, bondname, use_carrier): | |
1974 | if not use_carrier or (use_carrier != '0' and use_carrier != '1'): | |
1975 | return | |
1976 | if (self._link_cache_check([bondname, 'linkinfo', 'use_carrier'], | |
1977 | use_carrier)): | |
1978 | return | |
1979 | self.write_file('/sys/class/net/%s' % bondname + | |
1980 | '/bonding/use_carrier', use_carrier) | |
1981 | self._cache_update([bondname, 'linkinfo', | |
1982 | 'use_carrier'], use_carrier) | |
1983 | ||
1984 | def bond_get_use_carrier(self, bondname): | |
1985 | return self._link_cache_get([bondname, 'linkinfo', 'use_carrier']) | |
1986 | ||
1987 | def bond_get_use_carrier_nl(self, bondname): | |
1988 | return self._link_cache_get([bondname, 'linkinfo', Link.IFLA_BOND_USE_CARRIER]) | |
1989 | ||
1990 | def bond_set_xmit_hash_policy(self, bondname, hash_policy, prehook=None): | |
1991 | valid_values = ['layer2', 'layer3+4', 'layer2+3'] | |
1992 | if not hash_policy: | |
1993 | return | |
1994 | if hash_policy not in valid_values: | |
1995 | raise Exception('invalid hash policy value %s' % hash_policy) | |
1996 | if (self._link_cache_check([bondname, 'linkinfo', 'xmit_hash_policy'], | |
1997 | hash_policy)): | |
1998 | return | |
1999 | if prehook: | |
2000 | prehook(bondname) | |
2001 | self.write_file('/sys/class/net/%s' % bondname + | |
2002 | '/bonding/xmit_hash_policy', hash_policy) | |
2003 | self._cache_update([bondname, 'linkinfo', 'xmit_hash_policy'], | |
2004 | hash_policy) | |
2005 | ||
2006 | def bond_get_xmit_hash_policy(self, bondname): | |
2007 | return self._link_cache_get([bondname, 'linkinfo', 'xmit_hash_policy']) | |
2008 | ||
2009 | def bond_get_xmit_hash_policy_nl(self, bondname): | |
2010 | return self._link_cache_get([bondname, 'linkinfo', Link.IFLA_BOND_XMIT_HASH_POLICY]) | |
2011 | ||
2012 | def bond_set_miimon(self, bondname, miimon): | |
2013 | if (self._link_cache_check([bondname, 'linkinfo', 'miimon'], | |
2014 | miimon)): | |
2015 | return | |
2016 | self.write_file('/sys/class/net/%s' % bondname + | |
2017 | '/bonding/miimon', miimon) | |
2018 | self._cache_update([bondname, 'linkinfo', 'miimon'], miimon) | |
2019 | ||
2020 | def bond_get_miimon(self, bondname): | |
2021 | return self._link_cache_get([bondname, 'linkinfo', 'miimon']) | |
2022 | ||
2023 | def bond_get_miimon_nl(self, bondname): | |
2024 | return self._link_cache_get([bondname, 'linkinfo', Link.IFLA_BOND_MIIMON]) | |
2025 | ||
2026 | def bond_set_mode(self, bondname, mode, prehook=None): | |
2027 | valid_modes = ['balance-rr', 'active-backup', 'balance-xor', | |
2028 | 'broadcast', '802.3ad', 'balance-tlb', 'balance-alb'] | |
2029 | if not mode: | |
2030 | return | |
2031 | if mode not in valid_modes: | |
2032 | raise Exception('invalid mode %s' % mode) | |
2033 | if (self._link_cache_check([bondname, 'linkinfo', 'mode'], | |
2034 | mode)): | |
2035 | return | |
2036 | if prehook: | |
2037 | prehook(bondname) | |
2038 | self.write_file('/sys/class/net/%s' % bondname + '/bonding/mode', mode) | |
2039 | self._cache_update([bondname, 'linkinfo', 'mode'], mode) | |
2040 | ||
2041 | def bond_get_mode(self, bondname): | |
2042 | return self._link_cache_get([bondname, 'linkinfo', 'mode']) | |
2043 | ||
2044 | def bond_get_mode_nl(self, bondname): | |
2045 | return self._link_cache_get([bondname, 'linkinfo', Link.IFLA_BOND_MODE]) | |
2046 | ||
2047 | def bond_set_lacp_rate(self, bondname, lacp_rate, prehook=None, posthook=None): | |
2048 | if not lacp_rate or (lacp_rate != '0' and lacp_rate != '1'): | |
2049 | return | |
2050 | if (self._link_cache_check([bondname, 'linkinfo', 'lacp_rate'], | |
2051 | lacp_rate)): | |
2052 | return | |
2053 | if prehook: | |
2054 | prehook(bondname) | |
2055 | try: | |
2056 | self.write_file('/sys/class/net/%s' % bondname + | |
2057 | '/bonding/lacp_rate', lacp_rate) | |
2058 | except: | |
2059 | raise | |
2060 | finally: | |
2061 | if posthook: | |
2062 | prehook(bondname) | |
2063 | self._cache_update([bondname, 'linkinfo', | |
2064 | 'lacp_rate'], lacp_rate) | |
2065 | ||
2066 | def bond_get_lacp_rate(self, bondname): | |
2067 | return self._link_cache_get([bondname, 'linkinfo', 'lacp_rate']) | |
2068 | ||
2069 | def bond_get_lacp_rate_nl(self, bondname): | |
2070 | return self._link_cache_get([bondname, 'linkinfo', Link.IFLA_BOND_AD_LACP_RATE]) | |
2071 | ||
2072 | def bond_set_lacp_bypass_allow(self, bondname, allow, prehook=None, posthook=None): | |
2073 | if self._link_cache_check([bondname, 'linkinfo', 'lacp_bypass'], allow): | |
2074 | return | |
2075 | if prehook: | |
2076 | prehook(bondname) | |
2077 | try: | |
2078 | self.write_file('/sys/class/net/%s' % bondname + | |
2079 | '/bonding/lacp_bypass', allow) | |
2080 | except: | |
2081 | raise | |
2082 | finally: | |
2083 | if posthook: | |
2084 | posthook(bondname) | |
2085 | self._cache_update([bondname, 'linkinfo', | |
2086 | 'lacp_bypass'], allow) | |
2087 | ||
2088 | def bond_get_lacp_bypass_allow(self, bondname): | |
2089 | return self._link_cache_get([bondname, 'linkinfo', 'lacp_bypass']) | |
2090 | ||
2091 | def bond_get_lacp_bypass_allow_nl(self, bondname): | |
2092 | return self._link_cache_get([bondname, 'linkinfo', Link.IFLA_BOND_AD_LACP_BYPASS]) | |
2093 | ||
2094 | def bond_set_min_links(self, bondname, min_links, prehook=None): | |
2095 | if (self._link_cache_check([bondname, 'linkinfo', 'min_links'], | |
2096 | min_links)): | |
2097 | return | |
2098 | if prehook: | |
2099 | prehook(bondname) | |
2100 | self.write_file('/sys/class/net/%s/bonding/min_links' % bondname, | |
2101 | min_links) | |
2102 | self._cache_update([bondname, 'linkinfo', 'min_links'], min_links) | |
2103 | ||
2104 | def bond_get_min_links(self, bondname): | |
2105 | return self._link_cache_get([bondname, 'linkinfo', 'min_links']) | |
2106 | ||
2107 | def get_min_links_nl(self, bondname): | |
2108 | return self._link_cache_get([bondname, 'linkinfo', Link.IFLA_BOND_MIN_LINKS]) | |
2109 | ||
2110 | def bond_get_ad_actor_system(self, bondname): | |
2111 | return self._link_cache_get([bondname, 'linkinfo', 'ad_actor_system']) | |
2112 | ||
2113 | def bond_get_ad_actor_system_nl(self, bondname): | |
2114 | return self._link_cache_get([bondname, 'linkinfo', Link.IFLA_BOND_AD_ACTOR_SYSTEM]) | |
2115 | ||
2116 | def bond_get_ad_actor_sys_prio(self, bondname): | |
2117 | return self._link_cache_get([bondname, 'linkinfo', 'ad_actor_sys_prio']) | |
2118 | ||
2119 | def bond_get_ad_actor_sys_prio_nl(self, bondname): | |
2120 | return self._link_cache_get([bondname, 'linkinfo', Link.IFLA_BOND_AD_ACTOR_SYS_PRIO]) | |
2121 | ||
2122 | def bond_get_num_unsol_na(self, bondname): | |
2123 | return self._link_cache_get([bondname, 'linkinfo', 'num_unsol_na']) | |
2124 | ||
2125 | def bond_get_num_unsol_na_nl(self, bondname): | |
2126 | return self._link_cache_get([bondname, 'linkinfo', Link.IFLA_BOND_NUM_PEER_NOTIF]) | |
2127 | ||
2128 | def bond_get_num_grat_arp(self, bondname): | |
2129 | return self._link_cache_get([bondname, 'linkinfo', 'num_grat_arp']) | |
2130 | ||
2131 | def bond_get_num_grat_arp_nl(self, bondname): | |
2132 | return self._link_cache_get([bondname, 'linkinfo', Link.IFLA_BOND_NUM_PEER_NOTIF]) | |
2133 | ||
2134 | def bond_get_updelay(self, bondname): | |
2135 | return self._link_cache_get([bondname, 'linkinfo', 'updelay']) | |
2136 | ||
2137 | def bond_get_updelay_nl(self, bondname): | |
2138 | return self._link_cache_get([bondname, 'linkinfo', Link.IFLA_BOND_UPDELAY]) | |
2139 | ||
2140 | def bond_get_downdelay(self, bondname): | |
2141 | return self._link_cache_get([bondname, 'linkinfo', 'downdelay']) | |
2142 | ||
2143 | def bond_get_downdelay_nl(self, bondname): | |
2144 | return self._link_cache_get([bondname, 'linkinfo', Link.IFLA_BOND_DOWNDELAY]) | |
2145 | ||
2146 | def bond_enslave_slave(self, bondname, slave, prehook=None, posthook=None): | |
2147 | slaves = self._link_cache_get([bondname, 'linkinfo', 'slaves']) | |
2148 | if slaves and slave in slaves: | |
2149 | return | |
2150 | if prehook: | |
2151 | prehook(slave) | |
2152 | self.write_file('/sys/class/net/%s' % bondname + | |
2153 | '/bonding/slaves', '+' + slave) | |
2154 | if posthook: | |
2155 | posthook(slave) | |
2156 | self._cache_update([bondname, 'linkinfo', 'slaves'], slave) | |
2157 | ||
2158 | def bond_remove_slave(self, bondname, slave): | |
2159 | slaves = self._link_cache_get([bondname, 'linkinfo', 'slaves']) | |
2160 | if not slaves or slave not in slaves: | |
2161 | return | |
2162 | sysfs_bond_path = ('/sys/class/net/%s' % bondname + | |
2163 | '/bonding/slaves') | |
2164 | if not os.path.exists(sysfs_bond_path): | |
2165 | return | |
2166 | self.write_file(sysfs_bond_path, '-' + slave) | |
2167 | self._cache_delete([bondname, 'linkinfo', 'slaves'], slave) | |
2168 | ||
2169 | def bond_remove_slaves_all(self, bondname): | |
2170 | if not self._link_cache_get([bondname, 'linkinfo', 'slaves']): | |
2171 | return | |
2172 | slaves = None | |
2173 | sysfs_bond_path = ('/sys/class/net/%s' % bondname + | |
2174 | '/bonding/slaves') | |
2175 | try: | |
2176 | with open(sysfs_bond_path, 'r') as f: | |
2177 | slaves = f.readline().strip().split() | |
2178 | except IOError, e: | |
2179 | raise Exception('error reading slaves of bond %s (%s)' % (bondname, str(e))) | |
2180 | for slave in slaves: | |
2181 | self.link_down(slave) | |
2182 | try: | |
2183 | self.bond_remove_slave(bondname, slave) | |
2184 | except Exception, e: | |
2185 | if not ifupdownflags.flags.FORCE: | |
2186 | raise Exception('error removing slave %s from bond %s (%s)' % (slave, bondname, str(e))) | |
2187 | else: | |
2188 | pass | |
2189 | self._cache_delete([bondname, 'linkinfo', 'slaves']) | |
2190 | ||
2191 | @staticmethod | |
2192 | def bond_load_bonding_module(): | |
2193 | return utils.exec_command('%s -q bonding' % utils.modprobe_cmd) | |
2194 | ||
2195 | def create_bond(self, bondname): | |
2196 | if self.bond_exists(bondname): | |
2197 | return | |
2198 | # load_bonding_module() has already been run | |
2199 | self.write_file('/sys/class/net/bonding_masters', '+' + bondname) | |
2200 | self._cache_update([bondname], {}) | |
2201 | ||
2202 | def delete_bond(self, bondname): | |
2203 | if not os.path.exists('/sys/class/net/%s' % bondname): | |
2204 | return | |
2205 | self.write_file('/sys/class/net/bonding_masters', '-' + bondname) | |
2206 | self._cache_delete([bondname]) | |
2207 | ||
2208 | def bond_get_slaves(self, bondname): | |
2209 | slaves = self._link_cache_get([bondname, 'linkinfo', 'slaves']) | |
2210 | if slaves: | |
2211 | return list(slaves) | |
2212 | slavefile = '/sys/class/net/%s/bonding/slaves' % bondname | |
2213 | if os.path.exists(slavefile): | |
2214 | buf = self.read_file_oneline(slavefile) | |
2215 | if buf: | |
2216 | slaves = buf.split() | |
2217 | if not slaves: | |
2218 | return [] | |
2219 | self._cache_update([bondname, 'linkinfo', 'slaves'], slaves) | |
2220 | return list(slaves) | |
2221 | ||
2222 | def bond_slave_exists(self, bond, slave): | |
2223 | slaves = self.bond_get_slaves(bond) | |
2224 | if not slaves: | |
2225 | return False | |
2226 | return slave in slaves | |
2227 | ||
2228 | @staticmethod | |
2229 | def bond_exists(bondname): | |
2230 | return os.path.exists('/sys/class/net/%s/bonding' % bondname) | |
2231 | ||
2232 | ################################################################################# | |
2233 | ################################## BRIDGE UTILS ################################# | |
2234 | ################################################################################# | |
2235 | ||
2236 | def create_bridge(self, bridgename): | |
2237 | if not LinkUtils.bridge_utils_is_installed: | |
2238 | return | |
2239 | if self.bridge_exists(bridgename): | |
2240 | return | |
2241 | utils.exec_command('%s addbr %s' % (utils.brctl_cmd, bridgename)) | |
2242 | self._cache_update([bridgename], {}) | |
2243 | ||
2244 | def delete_bridge(self, bridgename): | |
2245 | if not LinkUtils.bridge_utils_is_installed: | |
2246 | return | |
2247 | if not self.bridge_exists(bridgename): | |
2248 | return | |
2249 | utils.exec_command('%s delbr %s' % (utils.brctl_cmd, bridgename)) | |
2250 | self._cache_invalidate() | |
2251 | ||
2252 | def add_bridge_port(self, bridgename, bridgeportname): | |
2253 | """ Add port to bridge """ | |
2254 | if not LinkUtils.bridge_utils_is_installed: | |
2255 | return | |
2256 | ports = self._link_cache_get([bridgename, 'linkinfo', 'ports']) | |
2257 | if ports and ports.get(bridgeportname): | |
2258 | return | |
2259 | utils.exec_command('%s addif %s %s' % (utils.brctl_cmd, bridgename, bridgeportname)) | |
2260 | self._cache_update([bridgename, 'linkinfo', 'ports', bridgeportname], {}) | |
2261 | ||
2262 | def delete_bridge_port(self, bridgename, bridgeportname): | |
2263 | """ Delete port from bridge """ | |
2264 | if not LinkUtils.bridge_utils_is_installed: | |
2265 | return | |
2266 | ports = self._link_cache_get([bridgename, 'linkinfo', 'ports']) | |
2267 | if not ports or not ports.get(bridgeportname): | |
2268 | return | |
2269 | utils.exec_command('%s delif %s %s' % (utils.brctl_cmd, bridgename, bridgeportname)) | |
2270 | self._cache_delete([bridgename, 'linkinfo', 'ports', 'bridgeportname']) | |
2271 | ||
2272 | def set_bridgeport_attrs(self, bridgename, bridgeportname, attrdict): | |
2273 | portattrs = self._link_cache_get([bridgename, 'linkinfo', 'ports', bridgeportname]) | |
2274 | if portattrs == None: | |
2275 | portattrs = {} | |
2276 | for k, v in attrdict.iteritems(): | |
2277 | if ifupdownflags.flags.CACHE: | |
2278 | curval = portattrs.get(k) | |
2279 | if curval and curval == v: | |
2280 | continue | |
2281 | if k == 'unicast-flood': | |
2282 | self.write_file('/sys/class/net/%s/brport/unicast_flood' % bridgeportname, v) | |
2283 | elif k == 'multicast-flood': | |
2284 | self.write_file('/sys/class/net/%s/brport/multicast_flood' % bridgeportname, v) | |
2285 | elif k == 'learning': | |
2286 | self.write_file('/sys/class/net/%s/brport/learning' % bridgeportname, v) | |
2287 | elif k == 'arp-nd-suppress': | |
2288 | self.write_file('/sys/class/net/%s/brport/neigh_suppress' % bridgeportname, v) | |
2289 | else: | |
2290 | if not LinkUtils.bridge_utils_is_installed: | |
2291 | continue | |
2292 | utils.exec_command('%s set%s %s %s %s' % (utils.brctl_cmd, k, bridgename, bridgeportname, v)) | |
2293 | ||
2294 | def set_bridgeport_attr(self, bridgename, bridgeportname, | |
2295 | attrname, attrval): | |
2296 | if not LinkUtils.bridge_utils_is_installed: | |
2297 | return | |
2298 | if self._link_cache_check([bridgename, 'linkinfo', 'ports', bridgeportname, attrname], attrval): | |
2299 | return | |
2300 | utils.exec_command('%s set%s %s %s %s' % | |
2301 | (utils.brctl_cmd, | |
2302 | attrname, | |
2303 | bridgename, | |
2304 | bridgeportname, | |
2305 | attrval)) | |
2306 | ||
2307 | def set_bridge_attrs(self, bridgename, attrdict): | |
2308 | for k, v in attrdict.iteritems(): | |
2309 | if not v: | |
2310 | continue | |
2311 | if self._link_cache_check([bridgename, 'linkinfo', k], v): | |
2312 | continue | |
2313 | try: | |
2314 | if k == 'igmp-version': | |
2315 | self.write_file('/sys/class/net/%s/bridge/' | |
2316 | 'multicast_igmp_version' % bridgename, v) | |
2317 | elif k == 'mld-version': | |
2318 | self.write_file('/sys/class/net/%s/bridge/' | |
2319 | 'multicast_mld_version' % bridgename, v) | |
2320 | elif k == 'vlan-protocol': | |
2321 | self.write_file('/sys/class/net/%s/bridge/' | |
2322 | 'vlan_protocol' % bridgename, | |
2323 | VlanProtocols.ETHERTYPES_TO_ID.get(v.upper(), | |
2324 | None)) | |
2325 | elif k == 'vlan-stats': | |
2326 | self.write_file('/sys/class/net/%s/bridge/' | |
2327 | 'vlan_stats_enabled' % bridgename, v) | |
2328 | elif k == 'mcstats': | |
2329 | self.write_file('/sys/class/net/%s/bridge/' | |
2330 | 'multicast_stats_enabled' % bridgename, v) | |
2331 | else: | |
2332 | if not LinkUtils.bridge_utils_is_installed: | |
2333 | continue | |
2334 | cmd = ('%s set%s %s %s' % | |
2335 | (utils.brctl_cmd, k, bridgename, v)) | |
2336 | utils.exec_command(cmd) | |
2337 | except Exception, e: | |
2338 | self.logger.warn('%s: %s' % (bridgename, str(e))) | |
2339 | pass | |
2340 | ||
2341 | def set_bridge_attr(self, bridgename, attrname, attrval): | |
2342 | if self._link_cache_check([bridgename, 'linkinfo', attrname], attrval): | |
2343 | return | |
2344 | if attrname == 'igmp-version': | |
2345 | self.write_file('/sys/class/net/%s/bridge/multicast_igmp_version' | |
2346 | % bridgename, attrval) | |
2347 | elif attrname == 'mld-version': | |
2348 | self.write_file('/sys/class/net/%s/bridge/multicast_mld_version' | |
2349 | % bridgename, attrval) | |
2350 | elif attrname == 'vlan-protocol': | |
2351 | self.write_file('/sys/class/net/%s/bridge/vlan_protocol' | |
2352 | % bridgename, VlanProtocols.ETHERTYPES_TO_ID[attrval.upper()]) | |
2353 | elif attrname == 'vlan-stats': | |
2354 | self.write_file('/sys/class/net/%s/bridge/vlan_stats_enabled' | |
2355 | % bridgename, attrval) | |
2356 | elif attrname == 'mcstats': | |
2357 | self.write_file('/sys/class/net/%s/bridge/multicast_stats_enabled' | |
2358 | % bridgename, attrval) | |
2359 | else: | |
2360 | if not LinkUtils.bridge_utils_is_installed: | |
2361 | return | |
2362 | cmd = '%s set%s %s %s' % (utils.brctl_cmd, | |
2363 | attrname, bridgename, attrval) | |
2364 | utils.exec_command(cmd) | |
2365 | ||
2366 | def get_bridge_attrs(self, bridgename): | |
2367 | attrs = self._link_cache_get([bridgename, 'linkinfo']) | |
2368 | no_ints_attrs = {} | |
2369 | for key, value in attrs.items(): | |
2370 | if type(key) == str: | |
2371 | no_ints_attrs[key] = value | |
2372 | return no_ints_attrs | |
2373 | ||
2374 | def get_bridgeport_attrs(self, bridgename, bridgeportname): | |
2375 | return self._link_cache_get([bridgename, 'linkinfo', 'ports', | |
2376 | bridgeportname]) | |
2377 | ||
2378 | def get_bridgeport_attr(self, bridgename, bridgeportname, attrname): | |
2379 | return self._link_cache_get([bridgename, 'linkinfo', 'ports', | |
2380 | bridgeportname, attrname]) | |
2381 | ||
2382 | @staticmethod | |
2383 | def bridge_set_stp(bridge, stp_state): | |
2384 | if not LinkUtils.bridge_utils_is_installed: | |
2385 | return | |
2386 | utils.exec_command('%s stp %s %s' % (utils.brctl_cmd, bridge, stp_state)) | |
2387 | ||
2388 | def bridge_get_stp(self, bridge): | |
2389 | sysfs_stpstate = '/sys/class/net/%s/bridge/stp_state' % bridge | |
2390 | if not os.path.exists(sysfs_stpstate): | |
2391 | return 'error' | |
2392 | stpstate = self.read_file_oneline(sysfs_stpstate) | |
2393 | if not stpstate: | |
2394 | return 'error' | |
2395 | try: | |
2396 | if int(stpstate) > 0: | |
2397 | return 'yes' | |
2398 | elif int(stpstate) == 0: | |
2399 | return 'no' | |
2400 | except: | |
2401 | return 'unknown' | |
2402 | ||
2403 | @staticmethod | |
2404 | def _conv_value_to_user(s): | |
2405 | try: | |
2406 | ret = int(s) / 100 | |
2407 | return '%d' % ret | |
2408 | except: | |
2409 | return None | |
2410 | ||
2411 | def read_value_from_sysfs(self, filename, preprocess_func): | |
2412 | value = self.read_file_oneline(filename) | |
2413 | if not value: | |
2414 | return None | |
2415 | return preprocess_func(value) | |
2416 | ||
2417 | @staticmethod | |
2418 | def bridge_set_ageing(bridge, ageing): | |
2419 | if not LinkUtils.bridge_utils_is_installed: | |
2420 | return | |
2421 | utils.exec_command('%s setageing %s %s' % (utils.brctl_cmd, bridge, ageing)) | |
2422 | ||
2423 | def bridge_get_ageing(self, bridge): | |
2424 | return self.read_value_from_sysfs('/sys/class/net/%s/bridge/ageing_time' | |
2425 | % bridge, self._conv_value_to_user) | |
2426 | ||
2427 | @staticmethod | |
2428 | def set_bridgeprio(bridge, prio): | |
2429 | if not LinkUtils.bridge_utils_is_installed: | |
2430 | return | |
2431 | utils.exec_command('%s setbridgeprio %s %s' % (utils.brctl_cmd, bridge, prio)) | |
2432 | ||
2433 | def get_bridgeprio(self, bridge): | |
2434 | return self.read_file_oneline( | |
2435 | '/sys/class/net/%s/bridge/priority' % bridge) | |
2436 | ||
2437 | @staticmethod | |
2438 | def bridge_set_fd(bridge, fd): | |
2439 | if not LinkUtils.bridge_utils_is_installed: | |
2440 | return | |
2441 | utils.exec_command('%s setfd %s %s' % (utils.brctl_cmd, bridge, fd)) | |
2442 | ||
2443 | def bridge_get_fd(self, bridge): | |
2444 | return self.read_value_from_sysfs( | |
2445 | '/sys/class/net/%s/bridge/forward_delay' | |
2446 | % bridge, self._conv_value_to_user) | |
2447 | ||
2448 | def bridge_set_gcint(self, bridge, gcint): | |
2449 | raise Exception('set_gcint not implemented') | |
2450 | ||
2451 | @staticmethod | |
2452 | def bridge_set_hello(bridge, hello): | |
2453 | if not LinkUtils.bridge_utils_is_installed: | |
2454 | return | |
2455 | utils.exec_command('%s sethello %s %s' % (utils.brctl_cmd, bridge, hello)) | |
2456 | ||
2457 | def bridge_get_hello(self, bridge): | |
2458 | return self.read_value_from_sysfs('/sys/class/net/%s/bridge/hello_time' | |
2459 | % bridge, self._conv_value_to_user) | |
2460 | ||
2461 | @staticmethod | |
2462 | def bridge_set_maxage(bridge, maxage): | |
2463 | if not LinkUtils.bridge_utils_is_installed: | |
2464 | return | |
2465 | utils.exec_command('%s setmaxage %s %s' % (utils.brctl_cmd, bridge, maxage)) | |
2466 | ||
2467 | def bridge_get_maxage(self, bridge): | |
2468 | return self.read_value_from_sysfs('/sys/class/net/%s/bridge/max_age' | |
2469 | % bridge, self._conv_value_to_user) | |
2470 | ||
2471 | @staticmethod | |
2472 | def bridge_set_pathcost(bridge, port, pathcost): | |
2473 | if not LinkUtils.bridge_utils_is_installed: | |
2474 | return | |
2475 | utils.exec_command('%s setpathcost %s %s %s' % (utils.brctl_cmd, bridge, port, pathcost)) | |
2476 | ||
2477 | def bridge_get_pathcost(self, bridge, port): | |
2478 | return self.read_file_oneline('/sys/class/net/%s/brport/path_cost' | |
2479 | % port) | |
2480 | ||
2481 | @staticmethod | |
2482 | def bridge_set_portprio(bridge, port, prio): | |
2483 | if not LinkUtils.bridge_utils_is_installed: | |
2484 | return | |
2485 | utils.exec_command('%s setportprio %s %s %s' % (utils.brctl_cmd, bridge, port, prio)) | |
2486 | ||
2487 | def bridge_get_portprio(self, bridge, port): | |
2488 | return self.read_file_oneline('/sys/class/net/%s/brport/priority' | |
2489 | % port) | |
2490 | ||
2491 | @staticmethod | |
2492 | def bridge_set_hashmax(bridge, hashmax): | |
2493 | if not LinkUtils.bridge_utils_is_installed: | |
2494 | return | |
2495 | utils.exec_command('%s sethashmax %s %s' % (utils.brctl_cmd, bridge, hashmax)) | |
2496 | ||
2497 | def bridge_get_hashmax(self, bridge): | |
2498 | return self.read_file_oneline('/sys/class/net/%s/bridge/hash_max' | |
2499 | % bridge) | |
2500 | ||
2501 | @staticmethod | |
2502 | def bridge_set_hashel(bridge, hashel): | |
2503 | if not LinkUtils.bridge_utils_is_installed: | |
2504 | return | |
2505 | utils.exec_command('%s sethashel %s %s' % (utils.brctl_cmd, bridge, hashel)) | |
2506 | ||
2507 | def bridge_get_hashel(self, bridge): | |
2508 | return self.read_file_oneline('/sys/class/net/%s/bridge/hash_elasticity' | |
2509 | % bridge) | |
2510 | ||
2511 | @staticmethod | |
2512 | def bridge_set_mclmc(bridge, mclmc): | |
2513 | if not LinkUtils.bridge_utils_is_installed: | |
2514 | return | |
2515 | utils.exec_command('%s setmclmc %s %s' % (utils.brctl_cmd, bridge, mclmc)) | |
2516 | ||
2517 | def bridge_get_mclmc(self, bridge): | |
2518 | return self.read_file_oneline( | |
2519 | '/sys/class/net/%s/bridge/multicast_last_member_count' | |
2520 | % bridge) | |
2521 | ||
2522 | @staticmethod | |
2523 | def bridge_set_mcrouter(bridge, mcrouter): | |
2524 | if not LinkUtils.bridge_utils_is_installed: | |
2525 | return | |
2526 | utils.exec_command('%s setmcrouter %s %s' % (utils.brctl_cmd, bridge, mcrouter)) | |
2527 | ||
2528 | def bridge_get_mcrouter(self, bridge): | |
2529 | return self.read_file_oneline( | |
2530 | '/sys/class/net/%s/bridge/multicast_router' % bridge) | |
2531 | ||
2532 | @staticmethod | |
2533 | def bridge_set_mcsnoop(bridge, mcsnoop): | |
2534 | if not LinkUtils.bridge_utils_is_installed: | |
2535 | return | |
2536 | utils.exec_command('%s setmcsnoop %s %s' % (utils.brctl_cmd, bridge, mcsnoop)) | |
2537 | ||
2538 | def bridge_get_mcsnoop(self, bridge): | |
2539 | return self.read_file_oneline( | |
2540 | '/sys/class/net/%s/bridge/multicast_snooping' % bridge) | |
2541 | ||
2542 | @staticmethod | |
2543 | def bridge_set_mcsqc(bridge, mcsqc): | |
2544 | if not LinkUtils.bridge_utils_is_installed: | |
2545 | return | |
2546 | utils.exec_command('%s setmcsqc %s %s' % (utils.brctl_cmd, bridge, mcsqc)) | |
2547 | ||
2548 | def bridge_get_mcsqc(self, bridge): | |
2549 | return self.read_file_oneline( | |
2550 | '/sys/class/net/%s/bridge/multicast_startup_query_count' | |
2551 | % bridge) | |
2552 | ||
2553 | @staticmethod | |
2554 | def bridge_set_mcqifaddr(bridge, mcqifaddr): | |
2555 | if not LinkUtils.bridge_utils_is_installed: | |
2556 | return | |
2557 | utils.exec_command('%s setmcqifaddr %s %s' % (utils.brctl_cmd, bridge, mcqifaddr)) | |
2558 | ||
2559 | def bridge_get_mcqifaddr(self, bridge): | |
2560 | return self.read_file_oneline( | |
2561 | '/sys/class/net/%s/bridge/multicast_startup_query_use_ifaddr' | |
2562 | % bridge) | |
2563 | ||
2564 | @staticmethod | |
2565 | def bridge_set_mcquerier(bridge, mcquerier): | |
2566 | if not LinkUtils.bridge_utils_is_installed: | |
2567 | return | |
2568 | utils.exec_command('%s setmcquerier %s %s' % (utils.brctl_cmd, bridge, mcquerier)) | |
2569 | ||
2570 | def bridge_get_mcquerier(self, bridge): | |
2571 | return self.read_file_oneline( | |
2572 | '/sys/class/net/%s/bridge/multicast_querier' % bridge) | |
2573 | ||
2574 | def bridge_set_mcqv4src(self, bridge, vlan, mcquerier): | |
2575 | try: | |
2576 | vlan = int(vlan) | |
2577 | except: | |
2578 | self.logger.info('%s: set mcqv4src vlan: invalid parameter %s: %s' %(bridge, vlan, str(e))) | |
2579 | return | |
2580 | if vlan == 0 or vlan > 4095: | |
2581 | self.logger.warn('mcqv4src vlan \'%d\' invalid range' % vlan) | |
2582 | return | |
2583 | ||
2584 | ip = mcquerier.split('.') | |
2585 | if len(ip) != 4: | |
2586 | self.logger.warn('mcqv4src \'%s\' invalid IPv4 address' % mcquerier) | |
2587 | return | |
2588 | for k in ip: | |
2589 | if not k.isdigit() or int(k, 10) < 0 or int(k, 10) > 255: | |
2590 | self.logger.warn('mcqv4src \'%s\' invalid IPv4 address' % mcquerier) | |
2591 | return | |
2592 | ||
2593 | if not LinkUtils.bridge_utils_is_installed: | |
2594 | return | |
2595 | ||
2596 | utils.exec_command('%s setmcqv4src %s %d %s' % | |
2597 | (utils.brctl_cmd, bridge, vlan, mcquerier)) | |
2598 | ||
2599 | def bridge_del_mcqv4src(self, bridge, vlan): | |
2600 | if not LinkUtils.bridge_utils_is_installed: | |
2601 | return | |
2602 | try: | |
2603 | vlan = int(vlan) | |
2604 | except: | |
2605 | self.logger.info('%s: del mcqv4src vlan: invalid parameter %s: %s' %(bridge, vlan, str(e))) | |
2606 | return | |
2607 | utils.exec_command('%s delmcqv4src %s %d' % (utils.brctl_cmd, bridge, vlan)) | |
2608 | ||
2609 | def bridge_get_mcqv4src(self, bridge, vlan=None): | |
2610 | if not LinkUtils.bridge_utils_is_installed: | |
2611 | return {} | |
2612 | if not self.supported_command['showmcqv4src']: | |
2613 | return {} | |
2614 | mcqv4src = {} | |
2615 | try: | |
2616 | mcqout = utils.exec_command('%s showmcqv4src %s' % | |
2617 | (utils.brctl_cmd, bridge)) | |
2618 | except Exception as e: | |
2619 | s = str(e).lower() | |
2620 | if 'never heard' in s: | |
2621 | msg = ('%s showmcqv4src: skipping unsupported command' | |
2622 | % utils.brctl_cmd) | |
2623 | self.logger.info(msg) | |
2624 | self.supported_command['showmcqv4src'] = False | |
2625 | return {} | |
2626 | raise | |
2627 | if not mcqout: | |
2628 | return {} | |
2629 | mcqlines = mcqout.splitlines() | |
2630 | for l in mcqlines[1:]: | |
2631 | l = l.strip() | |
2632 | k, d, v = l.split('\t') | |
2633 | if not k or not v: | |
2634 | continue | |
2635 | mcqv4src[k] = v | |
2636 | if vlan: | |
2637 | return mcqv4src.get(vlan) | |
2638 | return mcqv4src | |
2639 | ||
d00f5278 JF |
2640 | def bridge_get_mcqv4src_sysfs(self, bridge, vlan=None): |
2641 | if not LinkUtils.bridge_utils_is_installed: | |
2642 | return {} | |
2643 | if not self.supported_command['showmcqv4src']: | |
2644 | return {} | |
2645 | if ifupdownflags.flags.PERFMODE: | |
2646 | return {} | |
2647 | mcqv4src = {} | |
2648 | try: | |
2649 | filename = '/sys/class/net/%s/bridge/multicast_v4_queriers' % bridge | |
2650 | if os.path.exists(filename): | |
2651 | for line in self.read_file(filename) or []: | |
2652 | vlan_id, ip = line.split('=') | |
2653 | mcqv4src[vlan_id] = ip.strip() | |
2654 | except Exception as e: | |
2655 | s = str(e).lower() | |
2656 | msg = ('%s showmcqv4src: skipping unsupported command' | |
2657 | % utils.brctl_cmd) | |
2658 | self.logger.info(msg) | |
2659 | self.supported_command['showmcqv4src'] = False | |
2660 | return {} | |
2661 | if vlan: | |
2662 | return mcqv4src.get(vlan) | |
2663 | return mcqv4src | |
2664 | ||
d486dd0d JF |
2665 | @staticmethod |
2666 | def bridge_set_mclmi(bridge, mclmi): | |
2667 | if not LinkUtils.bridge_utils_is_installed: | |
2668 | return | |
2669 | utils.exec_command('%s setmclmi %s %s' % (utils.brctl_cmd, bridge, mclmi)) | |
2670 | ||
2671 | def bridge_get_mclmi(self, bridge): | |
2672 | return self.read_file_oneline( | |
2673 | '/sys/class/net/%s/bridge/multicast_last_member_interval' | |
2674 | % bridge) | |
2675 | ||
2676 | @staticmethod | |
2677 | def bridge_set_mcmi(bridge, mcmi): | |
2678 | if not LinkUtils.bridge_utils_is_installed: | |
2679 | return | |
2680 | utils.exec_command('%s setmcmi %s %s' % (utils.brctl_cmd, bridge, mcmi)) | |
2681 | ||
2682 | def bridge_get_mcmi(self, bridge): | |
2683 | return self.read_file_oneline( | |
2684 | '/sys/class/net/%s/bridge/multicast_membership_interval' | |
2685 | % bridge) | |
2686 | ||
2687 | @staticmethod | |
2688 | def bridge_exists(bridge): | |
2689 | return os.path.exists('/sys/class/net/%s/bridge' % bridge) | |
2690 | ||
2691 | @staticmethod | |
2692 | def is_bridge_port(ifacename): | |
2693 | return os.path.exists('/sys/class/net/%s/brport' % ifacename) | |
2694 | ||
2695 | @staticmethod | |
2696 | def bridge_port_exists(bridge, bridgeportname): | |
2697 | try: | |
2698 | return os.path.exists('/sys/class/net/%s/brif/%s' % (bridge, bridgeportname)) | |
2699 | except: | |
2700 | return False | |
2701 | ||
2702 | @staticmethod | |
2703 | def get_bridge_ports(bridgename): | |
2704 | try: | |
2705 | return os.listdir('/sys/class/net/%s/brif/' % bridgename) | |
2706 | except: | |
2707 | return [] | |
3fc54eef | 2708 | |
c4cc1f86 JF |
2709 | def reset_addr_cache(self, ifname): |
2710 | try: | |
2711 | linkCache.links[ifname]['addrs'] = {} | |
2712 | self.logger.debug('%s: reset address cache' % ifname) | |
2713 | except: | |
2714 | pass | |
2715 | ||
007cae35 JF |
2716 | def get_ipv6_addrgen_mode(self, ifname): |
2717 | try: | |
2718 | return self._cache_get('link', [ifname, 'af_spec', socket.AF_INET6])[Link.IFLA_INET6_ADDR_GEN_MODE] | |
2719 | except: | |
2720 | # default to 0 (eui64) | |
2721 | return 0 | |
2722 | ||
2723 | def ipv6_addrgen(self, ifname, addrgen, link_created): | |
2724 | try: | |
2725 | # IFLA_INET6_ADDR_GEN_MODE values: | |
2726 | # 0 = eui64 | |
2727 | # 1 = none | |
2728 | if self._link_cache_get([ifname, 'af_spec', socket.AF_INET6])[Link.IFLA_INET6_ADDR_GEN_MODE] == addrgen: | |
2729 | self.logger.debug('%s: ipv6 addrgen already %s' % (ifname, 'off' if addrgen else 'on')) | |
2730 | return | |
8329d2b8 | 2731 | |
8329d2b8 JF |
2732 | disabled_ipv6 = self.read_file_oneline('/proc/sys/net/ipv6/conf/%s/disable_ipv6' % ifname) |
2733 | if not disabled_ipv6 or int(disabled_ipv6) == 1: | |
2734 | self.logger.info('%s: cannot set addrgen: ipv6 is disabled on this device' % ifname) | |
2735 | return | |
2736 | ||
d4019ee9 JF |
2737 | if int(self._link_cache_get([ifname, 'mtu'])) < 1280: |
2738 | self.logger.info('%s: ipv6 addrgen is disabled on device with MTU ' | |
2739 | 'lower than 1280: cannot set addrgen %s' % (ifname, 'off' if addrgen else 'on')) | |
2740 | return | |
8329d2b8 JF |
2741 | except (KeyError, TypeError): |
2742 | self.logger.debug('%s: ipv6 addrgen probably not supported or disabled on this device' % ifname) | |
2743 | return | |
2744 | except Exception: | |
007cae35 JF |
2745 | pass |
2746 | ||
2747 | if not link_created: | |
2748 | # When setting addrgenmode it is necessary to flap the macvlan | |
2749 | # device. After flapping the device we also need to re-add all | |
2750 | # the user configuration. The best way to add the user config | |
2751 | # is to flush our internal address cache | |
2752 | self.reset_addr_cache(ifname) | |
2753 | ||
32d448a8 | 2754 | cmd = 'link set dev %s addrgenmode %s' % (ifname, Link.ifla_inet6_addr_gen_mode_dict.get(addrgen)) |
3fc54eef JF |
2755 | |
2756 | is_link_up = self.is_link_up(ifname) | |
2757 | ||
2758 | if is_link_up: | |
2759 | self.link_down(ifname) | |
2760 | ||
32d448a8 JF |
2761 | #if LinkUtils.ipbatch: |
2762 | # self.add_to_batch(cmd) | |
2763 | #else: | |
2764 | # because this command might fail on older kernel its better to not batch it | |
2765 | utils.exec_command('%s %s' % (utils.ip_cmd, cmd)) | |
3fc54eef JF |
2766 | |
2767 | if is_link_up: | |
2768 | self.link_up(ifname) |