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a6f80f0e | 1 | #!/usr/bin/python |
904908bc RP |
2 | # |
3 | # Copyright 2014 Cumulus Networks, Inc. All rights reserved. | |
4 | # Author: Roopa Prabhu, roopa@cumulusnetworks.com | |
5 | # | |
6 | # ifupdown -- | |
7 | # tool to configure network interfaces | |
8 | # | |
a6f80f0e | 9 | import sys |
10 | import os | |
e6c9d007 | 11 | import argcomplete |
a6f80f0e | 12 | import argparse |
14dc390d | 13 | import ConfigParser |
14 | import StringIO | |
a6f80f0e | 15 | import logging |
261379f0 | 16 | import logging.handlers |
61636dcc | 17 | import resource |
d40e96ee | 18 | from ifupdown.ifupdownmain import * |
19 | from ifupdown.utils import * | |
a6f80f0e | 20 | |
21 | lockfile="/run/network/.lock" | |
14dc390d | 22 | configfile="/etc/network/ifupdown2/ifupdown2.conf" |
23 | configmap_g=None | |
a6f80f0e | 24 | logger = None |
3dcc1d0e | 25 | interfacesfileiobuf=None |
03d5166b | 26 | ENVPATH = "/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" |
a6f80f0e | 27 | |
f802fe3c | 28 | def run_up(args): |
a6f80f0e | 29 | logger.debug('args = %s' %str(args)) |
30 | ||
31 | try: | |
739f665b | 32 | iflist = args.iflist |
33 | if len(args.iflist) == 0: | |
34 | iflist = None | |
a6f80f0e | 35 | logger.debug('creating ifupdown object ..') |
f802fe3c | 36 | cachearg=(False if (iflist or args.nocache or |
d08d5f54 | 37 | args.perfmode or args.noact) |
38 | else True) | |
14dc390d | 39 | ifupdown_handle = ifupdownMain(config=configmap_g, |
40 | force=args.force, | |
f802fe3c | 41 | withdepends=args.withdepends, |
42 | perfmode=args.perfmode, | |
f802fe3c | 43 | dryrun=args.noact, |
20dd6242 | 44 | cache=cachearg, |
45 | addons_enable=not args.noaddons, | |
14dc390d | 46 | statemanager_enable=not args.noaddons, |
3dcc1d0e | 47 | interfacesfile=args.interfacesfile, |
48 | interfacesfileiobuf=interfacesfileiobuf, | |
49 | interfacesfileformat=args.interfacesfileformat) | |
20dd6242 | 50 | if args.noaddons: |
51 | ifupdown_handle.up(['up'], args.all, args.CLASS, iflist, | |
52 | excludepats=args.excludepats, | |
9dce3561 | 53 | printdependency=args.printdependency, |
ad25e7bb RP |
54 | syntaxcheck=args.syntaxcheck, type=args.type, |
55 | skipupperifaces=args.skipupperifaces) | |
20dd6242 | 56 | else: |
57 | ifupdown_handle.up(['pre-up', 'up', 'post-up'], | |
d08d5f54 | 58 | args.all, args.CLASS, iflist, |
739f665b | 59 | excludepats=args.excludepats, |
9dce3561 | 60 | printdependency=args.printdependency, |
ad25e7bb RP |
61 | syntaxcheck=args.syntaxcheck, type=args.type, |
62 | skipupperifaces=args.skipupperifaces) | |
f802fe3c | 63 | except: |
64 | raise | |
739f665b | 65 | |
f802fe3c | 66 | def run_down(args): |
67 | logger.debug('args = %s' %str(args)) | |
68 | ||
69 | try: | |
70 | iflist = args.iflist | |
f802fe3c | 71 | logger.debug('creating ifupdown object ..') |
14dc390d | 72 | ifupdown_handle = ifupdownMain(config=configmap_g, force=args.force, |
f802fe3c | 73 | withdepends=args.withdepends, |
74 | perfmode=args.perfmode, | |
f802fe3c | 75 | dryrun=args.noact, |
20dd6242 | 76 | addons_enable=not args.noaddons, |
14dc390d | 77 | statemanager_enable=not args.noaddons, |
3dcc1d0e | 78 | interfacesfile=args.interfacesfile, |
79 | interfacesfileiobuf=interfacesfileiobuf, | |
80 | interfacesfileformat=args.interfacesfileformat) | |
f802fe3c | 81 | |
82 | ifupdown_handle.down(['pre-down', 'down', 'post-down'], | |
83 | args.all, args.CLASS, iflist, | |
84 | excludepats=args.excludepats, | |
5c721925 | 85 | printdependency=args.printdependency, |
2da58137 RP |
86 | usecurrentconfig=args.usecurrentconfig, |
87 | type=args.type) | |
f802fe3c | 88 | except: |
89 | raise | |
90 | ||
91 | def run_query(args): | |
92 | logger.debug('args = %s' %str(args)) | |
93 | ||
94 | try: | |
95 | iflist = args.iflist | |
f802fe3c | 96 | if args.checkcurr: |
97 | qop='query-checkcurr' | |
98 | elif args.running: | |
f802fe3c | 99 | qop='query-running' |
100 | elif args.raw: | |
101 | qop='query-raw' | |
102 | elif args.syntaxhelp: | |
103 | qop = 'query-syntax' | |
104 | elif args.printdependency: | |
105 | qop = 'query-dependency' | |
5c721925 | 106 | elif args.printsavedstate: |
107 | qop = 'query-savedstate' | |
f802fe3c | 108 | else: |
109 | qop='query' | |
83c1f241 | 110 | cachearg=(False if (iflist or args.nocache or |
111 | args.perfmode or args.syntaxhelp or | |
112 | (qop != 'query-checkcurr' and | |
113 | qop != 'query-running')) else True) | |
c798b0f4 | 114 | if not iflist and qop == 'query-running': |
115 | iflist = [i for i in os.listdir('/sys/class/net/') | |
116 | if os.path.isdir('/sys/class/net/%s' %i)] | |
83c1f241 | 117 | logger.debug('creating ifupdown object ..') |
14dc390d | 118 | ifupdown_handle = ifupdownMain(config=configmap_g, |
119 | withdepends=args.withdepends, | |
83c1f241 | 120 | perfmode=args.perfmode, |
14dc390d | 121 | cache=cachearg, |
3dcc1d0e | 122 | interfacesfile=args.interfacesfile, |
123 | interfacesfileiobuf=interfacesfileiobuf, | |
124 | interfacesfileformat=args.interfacesfileformat) | |
83c1f241 | 125 | |
f802fe3c | 126 | ifupdown_handle.query([qop], args.all, args.CLASS, iflist, |
127 | excludepats=args.excludepats, | |
128 | printdependency=args.printdependency, | |
2da58137 | 129 | format=args.format, type=args.type) |
f802fe3c | 130 | except: |
131 | raise | |
132 | ||
f802fe3c | 133 | def run_reload(args): |
134 | logger.debug('args = %s' %str(args)) | |
135 | ||
136 | try: | |
137 | logger.debug('creating ifupdown object ..') | |
14dc390d | 138 | ifupdown_handle = ifupdownMain(config=configmap_g, |
139 | withdepends=args.withdepends, | |
140 | perfmode=args.perfmode) | |
20dd6242 | 141 | ifupdown_handle.reload(['pre-up', 'up', 'post-up'], |
142 | ['pre-down', 'down', 'post-down'], | |
97382e88 | 143 | auto=args.all, allow=None, ifacenames=None, |
14dc390d | 144 | excludepats=args.excludepats, |
2da58137 RP |
145 | usecurrentconfig=args.usecurrentconfig, |
146 | currentlyup=args.currentlyup) | |
a6f80f0e | 147 | except: |
148 | raise | |
149 | ||
a6f80f0e | 150 | def init(args): |
151 | global logger | |
3dcc1d0e | 152 | global interfacesfileiobuf |
a6f80f0e | 153 | |
154 | log_level = logging.WARNING | |
fe0a57d3 | 155 | if args.verbose: |
a6f80f0e | 156 | log_level = logging.INFO |
fe0a57d3 | 157 | if args.debug: |
a6f80f0e | 158 | log_level = logging.DEBUG |
159 | ||
160 | try: | |
261379f0 RP |
161 | if hasattr(args, 'syslog') and args.syslog: |
162 | root_logger = logging.getLogger() | |
163 | syslog_handler = logging.handlers.SysLogHandler(address='/dev/log', | |
164 | facility=logging.handlers.SysLogHandler.LOG_DAEMON) | |
165 | logging.addLevelName(logging.ERROR, 'error') | |
166 | logging.addLevelName(logging.WARNING, 'warning') | |
167 | logging.addLevelName(logging.DEBUG, 'debug') | |
168 | logging.addLevelName(logging.INFO, 'info') | |
169 | root_logger.setLevel(log_level) | |
170 | syslog_handler.setFormatter(logging.Formatter( | |
171 | '%(name)s: %(levelname)s: %(message)s')) | |
172 | root_logger.addHandler(syslog_handler) | |
173 | logger = logging.getLogger('ifupdown') | |
174 | else: | |
175 | logging.basicConfig(level=log_level, | |
176 | format='%(levelname)s: %(message)s') | |
177 | logging.addLevelName(logging.ERROR, 'error') | |
178 | logging.addLevelName(logging.WARNING, 'warning') | |
179 | logging.addLevelName(logging.DEBUG, 'debug') | |
180 | logging.addLevelName(logging.INFO, 'info') | |
181 | logger = logging.getLogger('ifupdown') | |
a6f80f0e | 182 | except: |
183 | raise | |
184 | ||
3dcc1d0e | 185 | # If interfaces file is stdin, read |
186 | if hasattr(args, 'interfacesfile') and args.interfacesfile == '-': | |
187 | interfacesfileiobuf = sys.stdin.read() | |
a6f80f0e | 188 | |
189 | def deinit(): | |
eab25b7c | 190 | {} |
a6f80f0e | 191 | |
192 | def update_argparser(argparser): | |
cca03c30 | 193 | """ base parser, common to all commands """ |
37c0543d | 194 | |
195 | argparser.add_argument('-a', '--all', action='store_true', required=False, | |
cca03c30 | 196 | help='process all interfaces marked \"auto\"') |
a6f80f0e | 197 | argparser.add_argument('iflist', metavar='IFACE', |
f802fe3c | 198 | nargs='*', help='interface list separated by spaces. ' + |
199 | 'IFACE list is mutually exclusive with -a option.') | |
a6f80f0e | 200 | argparser.add_argument('-v', '--verbose', dest='verbose', |
201 | action='store_true', help='verbose') | |
202 | argparser.add_argument('-d', '--debug', dest='debug', | |
203 | action='store_true', | |
204 | help='output debug info') | |
205 | argparser.add_argument('-q', '--quiet', dest='quiet', | |
206 | action='store_true', | |
207 | help=argparse.SUPPRESS) | |
eab25b7c | 208 | argparser.add_argument('--allow', dest='CLASS', |
209 | help='ignore non-\"allow-CLASS\" interfaces') | |
14dc390d | 210 | argparser.add_argument('-w', '--with-depends', dest='withdepends', |
f802fe3c | 211 | action='store_true', help='run with all dependent interfaces.'+ |
212 | ' This option is redundant when \'-a\' is specified. With ' + | |
213 | '\'-a\' interfaces are always executed in dependency order') | |
3e8ee54f | 214 | argparser.add_argument('--perfmode', dest='perfmode', |
eab25b7c | 215 | action='store_true', help=argparse.SUPPRESS) |
14dc390d | 216 | #argparser.add_argument('-j', '--jobs', dest='jobs', type=int, |
217 | # default=-1, choices=range(1,12), help=argparse.SUPPRESS) | |
739f665b | 218 | argparser.add_argument('--nocache', dest='nocache', action='store_true', |
219 | help=argparse.SUPPRESS) | |
3e8ee54f | 220 | argparser.add_argument('-X', '--exclude', dest='excludepats', |
37c0543d | 221 | action='append', |
222 | help='Exclude interfaces from the list of interfaces' + | |
f802fe3c | 223 | ' to operate on. Can be specified multiple times.') |
14dc390d | 224 | argparser.add_argument('-i', '--interfaces', dest='interfacesfile', |
225 | default='/etc/network/interfaces', | |
226 | help='use interfaces file instead of default ' + | |
227 | '/etc/network/interfaces') | |
3dcc1d0e | 228 | argparser.add_argument('-t', '--interfaces-format', |
229 | dest='interfacesfileformat', | |
230 | default='native', | |
231 | choices=['native', 'json'], | |
232 | help='interfaces file format') | |
2da58137 RP |
233 | argparser.add_argument('-T', '--type', |
234 | dest='type', | |
235 | default=None, | |
236 | choices=['iface', 'vlan'], | |
237 | help='type of interface entry (iface or vlan).' + | |
238 | 'This option can be used in case of ambiguity between ' + | |
239 | 'a vlan interface and an iface interface of the same name') | |
a6f80f0e | 240 | |
241 | def update_ifupdown_argparser(argparser): | |
cca03c30 | 242 | """ common arg parser for ifup and ifdown """ |
a6f80f0e | 243 | argparser.add_argument('-f', '--force', dest='force', |
244 | action='store_true', | |
245 | help='force run all operations') | |
261379f0 RP |
246 | argparser.add_argument('-l', '--syslog', dest='syslog', |
247 | action='store_true', | |
248 | help=argparse.SUPPRESS) | |
5c721925 | 249 | group = argparser.add_mutually_exclusive_group(required=False) |
250 | group.add_argument('-n', '--no-act', dest='noact', | |
3e8ee54f | 251 | action='store_true', help='print out what would happen,' + |
252 | 'but don\'t do it') | |
14dc390d | 253 | group.add_argument('-p', '--print-dependency', |
cca03c30 | 254 | dest='printdependency', choices=['list', 'dot'], |
255 | help='print iface dependency') | |
d40e96ee | 256 | group.add_argument('--no-scripts', '--admin-state', |
20dd6242 | 257 | dest='noaddons', action='store_true', |
14dc390d | 258 | help='dont run any addon modules/scripts. Only bring the ' + |
259 | 'interface administratively up/down') | |
a6f80f0e | 260 | |
261 | def update_ifup_argparser(argparser): | |
9dce3561 | 262 | argparser.add_argument('-s', '--syntax-check', dest='syntaxcheck', |
263 | action='store_true', | |
264 | help='Only run the interfaces file parser') | |
ad25e7bb RP |
265 | argparser.add_argument('-k', '--skip-upperifaces', dest='skipupperifaces', |
266 | action='store_true', | |
267 | help='ifup by default tries to add newly created interfaces' + | |
268 | ' into its upper/parent interfaces. Eg. if a bridge port is' + | |
269 | ' created as a result of ifup on the port, ifup automatically' + | |
270 | ' adds the port to the bridge. This option can be used to ' + | |
271 | 'disable this default behaviour') | |
a6f80f0e | 272 | update_ifupdown_argparser(argparser) |
273 | ||
274 | def update_ifdown_argparser(argparser): | |
275 | update_ifupdown_argparser(argparser) | |
522bf8e6 | 276 | argparser.add_argument('-u', '--use-current-config', |
5c721925 | 277 | dest='usecurrentconfig', action='store_true', |
14dc390d | 278 | help='By default ifdown looks at the saved state for ' + |
279 | 'interfaces to bring down. This option allows ifdown to ' + | |
280 | 'look at the current interfaces file. Useful when your ' + | |
281 | 'state file is corrupted or you want down to use the latest ' | |
282 | 'from the interfaces file') | |
a6f80f0e | 283 | |
284 | def update_ifquery_argparser(argparser): | |
cca03c30 | 285 | """ arg parser for ifquery options """ |
286 | ||
37c0543d | 287 | # -l is same as '-a', only here for backward compatibility |
3e8ee54f | 288 | argparser.add_argument('-l', '--list', action='store_true', dest='all', |
cca03c30 | 289 | help=argparse.SUPPRESS) |
a6f80f0e | 290 | group = argparser.add_mutually_exclusive_group(required=False) |
360d5f8e | 291 | group.add_argument('-r', '--running', dest='running', |
eab25b7c | 292 | action='store_true', |
293 | help='query running state of an interface') | |
360d5f8e | 294 | group.add_argument('-c', '--check', dest='checkcurr', |
739f665b | 295 | action='store_true', |
360d5f8e | 296 | help='check interface file contents against ' + |
297 | 'running state of an interface') | |
51a80991 | 298 | group.add_argument('-x', '--raw', action='store_true', dest='raw', |
d08d5f54 | 299 | help='print raw config file entries') |
5c721925 | 300 | group.add_argument('--print-savedstate', action='store_true', |
301 | dest='printsavedstate', | |
302 | help=argparse.SUPPRESS) | |
522bf8e6 | 303 | argparser.add_argument('-o', '--format', dest='format', default='native', |
14dc390d | 304 | choices=['native', 'json'], |
305 | help='interface display format') | |
306 | argparser.add_argument('-p', '--print-dependency', | |
d08d5f54 | 307 | dest='printdependency', choices=['list', 'dot'], |
308 | help='print interface dependency') | |
14dc390d | 309 | argparser.add_argument('-s', '--syntax-help', action='store_true', |
d08d5f54 | 310 | dest='syntaxhelp', |
311 | help='print supported interface config syntax') | |
37c0543d | 312 | |
739f665b | 313 | def update_ifreload_argparser(argparser): |
f802fe3c | 314 | """ parser for ifreload """ |
2da58137 RP |
315 | group = argparser.add_mutually_exclusive_group(required=True) |
316 | group.add_argument('-a', '--all', action='store_true', | |
f802fe3c | 317 | help='process all interfaces marked \"auto\"') |
2da58137 RP |
318 | group.add_argument('-c', '--currently-up', dest='currentlyup', |
319 | action='store_true', | |
320 | help='only reload auto and other interfaces that are ' + | |
321 | 'currently up') | |
f802fe3c | 322 | argparser.add_argument('iflist', metavar='IFACE', |
323 | nargs='*', help=argparse.SUPPRESS) | |
324 | argparser.add_argument('-n', '--no-act', dest='noact', | |
325 | action='store_true', help=argparse.SUPPRESS) | |
326 | argparser.add_argument('-v', '--verbose', dest='verbose', | |
327 | action='store_true', help='verbose') | |
328 | argparser.add_argument('-d', '--debug', dest='debug', | |
37c0543d | 329 | action='store_true', |
f802fe3c | 330 | help='output debug info') |
14dc390d | 331 | argparser.add_argument('-w', '--with-depends', dest='withdepends', |
f802fe3c | 332 | action='store_true', help=argparse.SUPPRESS) |
333 | argparser.add_argument('--perfmode', dest='perfmode', | |
334 | action='store_true', help=argparse.SUPPRESS) | |
335 | argparser.add_argument('--nocache', dest='nocache', action='store_true', | |
336 | help=argparse.SUPPRESS) | |
337 | argparser.add_argument('-X', '--exclude', dest='excludepats', | |
338 | action='append', | |
339 | help=argparse.SUPPRESS) | |
14dc390d | 340 | #argparser.add_argument('-j', '--jobs', dest='jobs', type=int, |
341 | # default=-1, choices=range(1,12), help=argparse.SUPPRESS) | |
3dcc1d0e | 342 | #argparser.add_argument('-i', '--interfaces', dest='interfacesfile', |
343 | # default='/etc/network/interfaces', | |
344 | # help='use interfaces file instead of default ' + | |
345 | # '/etc/network/interfaces') | |
522bf8e6 | 346 | argparser.add_argument('-u', '--use-current-config', |
14dc390d | 347 | dest='usecurrentconfig', action='store_true', |
348 | help='By default ifreload looks at saved state for ' + | |
349 | 'interfaces to bring down. With this option ifreload will' | |
350 | ' only look at the current interfaces file. Useful when your ' + | |
351 | 'state file is corrupted or you want down to use the latest ' | |
352 | 'from the interfaces file') | |
261379f0 RP |
353 | argparser.add_argument('-l', '--syslog', dest='syslog', |
354 | action='store_true', | |
355 | help=argparse.SUPPRESS) | |
d462f1fa RP |
356 | argparser.add_argument('-f', '--force', dest='force', |
357 | action='store_true', | |
358 | help='force run all operations') | |
37c0543d | 359 | |
a6f80f0e | 360 | def parse_args(argsv, op): |
cca03c30 | 361 | if op == 'query': |
37c0543d | 362 | descr = 'query interfaces (all or interface list)' |
91067b3d | 363 | elif op == 'reload': |
364 | descr = 'reload interface configuration.' | |
cca03c30 | 365 | else: |
366 | descr = 'interface management' | |
a6f80f0e | 367 | argparser = argparse.ArgumentParser(description=descr) |
f802fe3c | 368 | if op == 'reload': |
739f665b | 369 | update_ifreload_argparser(argparser) |
f802fe3c | 370 | else: |
371 | update_argparser(argparser) | |
372 | if op == 'up': | |
373 | update_ifup_argparser(argparser) | |
374 | elif op == 'down': | |
375 | update_ifdown_argparser(argparser) | |
376 | elif op == 'query': | |
377 | update_ifquery_argparser(argparser) | |
378 | elif op == 'reload': | |
379 | update_ifreload_argparser(argparser) | |
e6c9d007 | 380 | argcomplete.autocomplete(argparser) |
a6f80f0e | 381 | return argparser.parse_args(argsv) |
382 | ||
f802fe3c | 383 | handlers = {'up' : run_up, |
384 | 'down' : run_down, | |
385 | 'query' : run_query, | |
386 | 'reload' : run_reload } | |
387 | ||
9dce3561 | 388 | def validate_args(op, args): |
3dcc1d0e | 389 | #if op == 'up' and args.syntaxcheck: |
390 | # if args.iflist or args.all: | |
391 | # print 'ignoring interface options ..' | |
392 | # return True | |
9dce3561 | 393 | if op == 'query' and args.syntaxhelp: |
394 | return True | |
fffdae9c | 395 | if op == 'reload': |
2da58137 RP |
396 | if not args.all and not args.currentlyup: |
397 | print '\'-a\' or \'-c\' option is required' | |
fffdae9c RP |
398 | return False |
399 | elif (not args.iflist and | |
400 | not args.all and not args.CLASS): | |
9dce3561 | 401 | print '\'-a\' option or interface list are required' |
402 | return False | |
403 | if args.iflist and args.all: | |
404 | print '\'-a\' option and interface list are mutually exclusive' | |
405 | return False | |
fffdae9c | 406 | if op != 'reload' and args.CLASS and (args.all or args.iflist): |
5ee3e1a8 RP |
407 | print ('\'--allow\' option is mutually exclusive ' + |
408 | 'with interface list and \'-a\'') | |
409 | return False | |
9dce3561 | 410 | return True |
411 | ||
cebe79c9 | 412 | def read_config(args): |
14dc390d | 413 | global configmap_g |
414 | ||
415 | config = open(configfile, 'r').read() | |
416 | configStr = '[ifupdown2]\n' + config | |
417 | configFP = StringIO.StringIO(configStr) | |
418 | parser = ConfigParser.RawConfigParser() | |
419 | parser.readfp(configFP) | |
420 | configmap_g = dict(parser.items('ifupdown2')) | |
421 | ||
8e113d63 RP |
422 | # Preprocess config map |
423 | configval = configmap_g.get('multiple_vlan_aware_bridge_support', '0') | |
424 | if configval == '0': | |
425 | # if multiple bridges not allowed, set the bridge-vlan-aware | |
426 | # attribute in the 'no_repeats' config, so that the ifupdownmain | |
427 | # module can catch it appropriately | |
428 | configmap_g['no_repeats'] = {'bridge-vlan-aware' : 'yes'} | |
429 | ||
cebe79c9 RP |
430 | |
431 | configval = configmap_g.get('link_master_slave', '0') | |
432 | if configval == '1': | |
433 | # link_master_slave is only valid when all is set | |
434 | if hasattr(args, 'all') and not args.all: | |
435 | configmap_g['link_master_slave'] = '0' | |
436 | ||
437 | configval = configmap_g.get('delay_admin_state_change', '0') | |
438 | if configval == '1': | |
439 | # reset link_master_slave if delay_admin_state_change is on | |
440 | configmap_g['link_master_slave'] = '0' | |
441 | ||
a6f80f0e | 442 | def main(argv): |
443 | """ main function """ | |
f802fe3c | 444 | args = None |
a6f80f0e | 445 | try: |
446 | op = None | |
fe0a57d3 | 447 | if argv[0].endswith('ifup'): |
a6f80f0e | 448 | op = 'up' |
fe0a57d3 | 449 | elif argv[0].endswith('ifdown'): |
a6f80f0e | 450 | op = 'down' |
fe0a57d3 | 451 | elif argv[0].endswith('ifquery'): |
a6f80f0e | 452 | op = 'query' |
fe0a57d3 | 453 | elif argv[0].endswith('ifreload'): |
739f665b | 454 | op = 'reload' |
a6f80f0e | 455 | else: |
456 | print ('Unexpected executable.' + | |
457 | ' Should be \'ifup\' or \'ifdown\' or \'ifquery\'') | |
458 | exit(1) | |
a6f80f0e | 459 | # Command line arg parser |
460 | args = parse_args(argv[1:], op) | |
9dce3561 | 461 | if not validate_args(op, args): |
a6f80f0e | 462 | exit(1) |
522bf8e6 RP |
463 | |
464 | if not sys.argv[0].endswith('ifquery') and not os.geteuid() == 0: | |
465 | print 'error: must be root to run this command' | |
466 | exit(1) | |
467 | ||
468 | if not sys.argv[0].endswith('ifquery') and not utils.lockFile(lockfile): | |
469 | print 'Another instance of this program is already running.' | |
470 | exit(0) | |
471 | ||
cebe79c9 | 472 | read_config(args) |
a6f80f0e | 473 | init(args) |
f802fe3c | 474 | handlers.get(op)(args) |
a6f80f0e | 475 | except Exception, e: |
fe0a57d3 | 476 | if not str(e): |
eab25b7c | 477 | exit(1) |
f802fe3c | 478 | if args and args.debug: |
a6f80f0e | 479 | raise |
480 | else: | |
f802fe3c | 481 | if logger: |
482 | logger.error(str(e)) | |
483 | else: | |
484 | print str(e) | |
86fc62e2 | 485 | #if args and not args.debug: |
486 | # print '\nrerun the command with \'-d\' for a detailed errormsg' | |
eab25b7c | 487 | exit(1) |
a6f80f0e | 488 | finally: |
489 | deinit() | |
490 | ||
a6f80f0e | 491 | if __name__ == "__main__": |
492 | ||
03d5166b | 493 | # required during boot |
494 | os.putenv('PATH', ENVPATH) | |
61636dcc | 495 | resource.setrlimit(resource.RLIMIT_CORE, (0,0)) |
a6f80f0e | 496 | main(sys.argv) |