2 # sfi.py - basic SFA command-line client
3 # this module is also used in sfascan
17 from lxml import etree
18 from StringIO import StringIO
19 from optparse import OptionParser
20 from pprint import PrettyPrinter
21 from tempfile import mkstemp
23 from sfa.trust.certificate import Keypair, Certificate
24 from sfa.trust.gid import GID
25 from sfa.trust.credential import Credential
26 from sfa.trust.sfaticket import SfaTicket
28 from sfa.util.faults import SfaInvalidArgument
29 from sfa.util.sfalogging import sfi_logger
30 from sfa.util.xrn import get_leaf, get_authority, hrn_to_urn, Xrn
31 from sfa.util.config import Config
32 from sfa.util.version import version_core
33 from sfa.util.cache import Cache
35 from sfa.storage.record import Record
37 from sfa.rspecs.rspec import RSpec
38 from sfa.rspecs.rspec_converter import RSpecConverter
39 from sfa.rspecs.version_manager import VersionManager
41 from sfa.client.sfaclientlib import SfaClientBootstrap
42 from sfa.client.sfaserverproxy import SfaServerProxy, ServerException
43 from sfa.client.client_helper import pg_users_arg, sfa_users_arg
44 from sfa.client.return_value import ReturnValue
45 from sfa.client.candidates import Candidates
49 # utility methods here
50 def optparse_listvalue_callback(option, option_string, value, parser):
51 setattr(parser.values, option.dest, value.split(','))
53 # a code fragment that could be helpful for argparse which unfortunately is
54 # available with 2.7 only, so this feels like too strong a requirement for the client side
55 #class ExtraArgAction (argparse.Action):
56 # def __call__ (self, parser, namespace, values, option_string=None):
57 # would need a try/except of course
58 # (k,v)=values.split('=')
59 # d=getattr(namespace,self.dest)
62 #parser.add_argument ("-X","--extra",dest='extras', default={}, action=ExtraArgAction,
63 # help="set extra flags, testbed dependent, e.g. --extra enabled=true")
65 def optparse_dictvalue_callback (option, option_string, value, parser):
67 (k,v)=value.split('=',1)
68 d=getattr(parser.values, option.dest)
75 def display_rspec(rspec, format='rspec'):
77 tree = etree.parse(StringIO(rspec))
79 result = root.xpath("./network/site/node/hostname/text()")
80 elif format in ['ip']:
81 # The IP address is not yet part of the new RSpec
82 # so this doesn't do anything yet.
83 tree = etree.parse(StringIO(rspec))
85 result = root.xpath("./network/site/node/ipv4/text()")
92 def display_list(results):
93 for result in results:
96 def display_records(recordList, dump=False):
97 ''' Print all fields in the record'''
98 for record in recordList:
99 display_record(record, dump)
101 def display_record(record, dump=False):
103 record.dump(sort=True)
105 info = record.getdict()
106 print "%s (%s)" % (info['hrn'], info['type'])
110 def filter_records(type, records):
111 filtered_records = []
112 for record in records:
113 if (record['type'] == type) or (type == "all"):
114 filtered_records.append(record)
115 return filtered_records
118 def credential_printable (credential_string):
119 credential=Credential(string=credential_string)
121 result += credential.get_summary_tostring()
123 rights = credential.get_privileges()
124 result += "rights=%s"%rights
128 def show_credentials (cred_s):
129 if not isinstance (cred_s,list): cred_s = [cred_s]
131 print "Using Credential %s"%credential_printable(cred)
134 def save_raw_to_file(var, filename, format="text", banner=None):
136 # if filename is "-", send it to stdout
139 f = open(filename, "w")
144 elif format == "pickled":
145 f.write(pickle.dumps(var))
146 elif format == "json":
147 if hasattr(json, "dumps"):
148 f.write(json.dumps(var)) # python 2.6
150 f.write(json.write(var)) # python 2.5
152 # this should never happen
153 print "unknown output format", format
155 f.write('\n'+banner+"\n")
157 def save_rspec_to_file(rspec, filename):
158 if not filename.endswith(".rspec"):
159 filename = filename + ".rspec"
160 f = open(filename, 'w')
165 def save_records_to_file(filename, record_dicts, format="xml"):
168 for record_dict in record_dicts:
170 save_record_to_file(filename + "." + str(index), record_dict)
172 save_record_to_file(filename, record_dict)
174 elif format == "xmllist":
175 f = open(filename, "w")
176 f.write("<recordlist>\n")
177 for record_dict in record_dicts:
178 record_obj=Record(dict=record_dict)
179 f.write('<record hrn="' + record_obj.hrn + '" type="' + record_obj.type + '" />\n')
180 f.write("</recordlist>\n")
182 elif format == "hrnlist":
183 f = open(filename, "w")
184 for record_dict in record_dicts:
185 record_obj=Record(dict=record_dict)
186 f.write(record_obj.hrn + "\n")
189 # this should never happen
190 print "unknown output format", format
192 def save_record_to_file(filename, record_dict):
193 record = Record(dict=record_dict)
194 xml = record.save_as_xml()
195 f=codecs.open(filename, encoding='utf-8',mode="w")
201 def terminal_render (records,options):
202 # sort records by type
204 for record in records:
206 if type not in grouped_by_type: grouped_by_type[type]=[]
207 grouped_by_type[type].append(record)
208 group_types=grouped_by_type.keys()
210 for type in group_types:
211 group=grouped_by_type[type]
212 # print 20 * '-', type
213 try: renderer=eval('terminal_render_'+type)
214 except: renderer=terminal_render_default
215 for record in group: renderer(record,options)
217 def render_plural (how_many, name,names=None):
218 if not names: names="%ss"%name
219 if how_many<=0: return "No %s"%name
220 elif how_many==1: return "1 %s"%name
221 else: return "%d %s"%(how_many,names)
223 def terminal_render_default (record,options):
224 print "%s (%s)" % (record['hrn'], record['type'])
225 def terminal_render_user (record, options):
226 print "%s (User)"%record['hrn'],
227 if record.get('reg-pi-authorities',None): print " [PI at %s]"%(" and ".join(record['reg-pi-authorities'])),
228 if record.get('reg-slices',None): print " [IN slices %s]"%(" and ".join(record['reg-slices'])),
229 user_keys=record.get('reg-keys',[])
230 if not options.verbose:
231 print " [has %s]"%(render_plural(len(user_keys),"key"))
234 for key in user_keys: print 8*' ',key.strip("\n")
236 def terminal_render_slice (record, options):
237 print "%s (Slice)"%record['hrn'],
238 if record.get('reg-researchers',None): print " [USERS %s]"%(" and ".join(record['reg-researchers'])),
239 # print record.keys()
241 def terminal_render_authority (record, options):
242 print "%s (Authority)"%record['hrn'],
243 if record.get('reg-pis',None): print " [PIS %s]"%(" and ".join(record['reg-pis'])),
245 def terminal_render_node (record, options):
246 print "%s (Node)"%record['hrn']
248 # minimally check a key argument
249 def check_ssh_key (key):
250 good_ssh_key = r'^.*(?:ssh-dss|ssh-rsa)[ ]+[A-Za-z0-9+/=]+(?: .*)?$'
251 return re.match(good_ssh_key, key, re.IGNORECASE)
254 def load_record_from_opts(options):
256 if hasattr(options, 'xrn') and options.xrn:
257 if hasattr(options, 'type') and options.type:
258 xrn = Xrn(options.xrn, options.type)
260 xrn = Xrn(options.xrn)
261 record_dict['urn'] = xrn.get_urn()
262 record_dict['hrn'] = xrn.get_hrn()
263 record_dict['type'] = xrn.get_type()
264 if hasattr(options, 'key') and options.key:
266 pubkey = open(options.key, 'r').read()
269 if not check_ssh_key (pubkey):
270 raise SfaInvalidArgument(name='key',msg="Could not find file, or wrong key format")
271 record_dict['keys'] = [pubkey]
272 if hasattr(options, 'slices') and options.slices:
273 record_dict['slices'] = options.slices
274 if hasattr(options, 'researchers') and options.researchers:
275 record_dict['researcher'] = options.researchers
276 if hasattr(options, 'email') and options.email:
277 record_dict['email'] = options.email
278 if hasattr(options, 'pis') and options.pis:
279 record_dict['pi'] = options.pis
281 # handle extra settings
282 record_dict.update(options.extras)
284 return Record(dict=record_dict)
286 def load_record_from_file(filename):
287 f=codecs.open(filename, encoding="utf-8", mode="r")
288 xml_string = f.read()
290 return Record(xml=xml_string)
294 def unique_call_id(): return uuid.uuid4().urn
298 # dirty hack to make this class usable from the outside
299 required_options=['verbose', 'debug', 'registry', 'sm', 'auth', 'user', 'user_private_key']
302 def default_sfi_dir ():
303 if os.path.isfile("./sfi_config"):
306 return os.path.expanduser("~/.sfi/")
308 # dummy to meet Sfi's expectations for its 'options' field
309 # i.e. s/t we can do setattr on
313 def __init__ (self,options=None):
314 if options is None: options=Sfi.DummyOptions()
315 for opt in Sfi.required_options:
316 if not hasattr(options,opt): setattr(options,opt,None)
317 if not hasattr(options,'sfi_dir'): options.sfi_dir=Sfi.default_sfi_dir()
318 self.options = options
320 self.authority = None
321 self.logger = sfi_logger
322 self.logger.enable_console()
323 self.available_names = [ tuple[0] for tuple in Sfi.available ]
324 self.available_dict = dict (Sfi.available)
326 # tuples command-name expected-args in the order in which they should appear in the help
329 ("list", "authority"),
332 ("update", "record"),
335 ("resources", "[slice_hrn]"),
336 ("create", "slice_hrn rspec"),
337 ("delete", "slice_hrn"),
338 ("status", "slice_hrn"),
339 ("start", "slice_hrn"),
340 ("stop", "slice_hrn"),
341 ("reset", "slice_hrn"),
342 ("renew", "slice_hrn time"),
343 ("shutdown", "slice_hrn"),
344 ("get_ticket", "slice_hrn rspec"),
345 ("redeem_ticket", "ticket"),
346 ("delegate", "name"),
352 def print_command_help (self, options):
353 verbose=getattr(options,'verbose')
354 format3="%18s %-15s %s"
357 print format3%("command","cmd_args","description")
361 self.create_parser().print_help()
362 for command in self.available_names:
363 args=self.available_dict[command]
364 method=getattr(self,command,None)
366 if method: doc=getattr(method,'__doc__',"")
367 if not doc: doc="*** no doc found ***"
368 doc=doc.strip(" \t\n")
369 doc=doc.replace("\n","\n"+35*' ')
372 print format3%(command,args,doc)
374 self.create_command_parser(command).print_help()
376 def create_command_parser(self, command):
377 if command not in self.available_dict:
378 msg="Invalid command\n"
380 msg += ','.join(self.available_names)
381 self.logger.critical(msg)
384 parser = OptionParser(usage="sfi [sfi_options] %s [cmd_options] %s" \
385 % (command, self.available_dict[command]))
387 if command in ("add", "update"):
388 parser.add_option('-x', '--xrn', dest='xrn', metavar='<xrn>', help='object hrn/urn (mandatory)')
389 parser.add_option('-t', '--type', dest='type', metavar='<type>', help='object type', default=None)
390 parser.add_option('-e', '--email', dest='email', default="", help="email (mandatory for users)")
391 # use --extra instead
392 # parser.add_option('-u', '--url', dest='url', metavar='<url>', default=None, help="URL, useful for slices")
393 # parser.add_option('-d', '--description', dest='description', metavar='<description>',
394 # help='Description, useful for slices', default=None)
395 parser.add_option('-k', '--key', dest='key', metavar='<key>', help='public key string or file',
397 parser.add_option('-s', '--slices', dest='slices', metavar='<slices>', help='slice xrns',
398 default='', type="str", action='callback', callback=optparse_listvalue_callback)
399 parser.add_option('-r', '--researchers', dest='researchers', metavar='<researchers>',
400 help='slice researchers', default='', type="str", action='callback',
401 callback=optparse_listvalue_callback)
402 parser.add_option('-p', '--pis', dest='pis', metavar='<PIs>', help='Principal Investigators/Project Managers',
403 default='', type="str", action='callback', callback=optparse_listvalue_callback)
404 # use --extra instead
405 # parser.add_option('-f', '--firstname', dest='firstname', metavar='<firstname>', help='user first name')
406 # parser.add_option('-l', '--lastname', dest='lastname', metavar='<lastname>', help='user last name')
407 parser.add_option ('-X','--extra',dest='extras',default={},type='str',metavar="<EXTRA_ASSIGNS>",
408 action="callback", callback=optparse_dictvalue_callback, nargs=1,
409 help="set extra/testbed-dependent flags, e.g. --extra enabled=true")
411 # user specifies remote aggregate/sm/component
412 if command in ("resources", "slices", "create", "delete", "start", "stop",
413 "restart", "shutdown", "get_ticket", "renew", "status"):
414 parser.add_option("-d", "--delegate", dest="delegate", default=None,
416 help="Include a credential delegated to the user's root "+\
417 "authority in set of credentials for this call")
419 # show_credential option
420 if command in ("list","resources","create","add","update","remove","slices","delete","status","renew"):
421 parser.add_option("-C","--credential",dest='show_credential',action='store_true',default=False,
422 help="show credential(s) used in human-readable form")
423 # registy filter option
424 if command in ("list", "show", "remove"):
425 parser.add_option("-t", "--type", dest="type", type="choice",
426 help="type filter ([all]|user|slice|authority|node|aggregate)",
427 choices=("all", "user", "slice", "authority", "node", "aggregate"),
429 if command in ("show"):
430 parser.add_option("-k","--key",dest="keys",action="append",default=[],
431 help="specify specific keys to be displayed from record")
432 if command in ("resources"):
434 parser.add_option("-r", "--rspec-version", dest="rspec_version", default="SFA 1",
435 help="schema type and version of resulting RSpec")
436 # disable/enable cached rspecs
437 parser.add_option("-c", "--current", dest="current", default=False,
439 help="Request the current rspec bypassing the cache. Cached rspecs are returned by default")
441 parser.add_option("-f", "--format", dest="format", type="choice",
442 help="display format ([xml]|dns|ip)", default="xml",
443 choices=("xml", "dns", "ip"))
444 #panos: a new option to define the type of information about resources a user is interested in
445 parser.add_option("-i", "--info", dest="info",
446 help="optional component information", default=None)
447 # a new option to retreive or not reservation-oriented RSpecs (leases)
448 parser.add_option("-l", "--list_leases", dest="list_leases", type="choice",
449 help="Retreive or not reservation-oriented RSpecs ([resources]|leases|all )",
450 choices=("all", "resources", "leases"), default="resources")
453 # 'create' does return the new rspec, makes sense to save that too
454 if command in ("resources", "show", "list", "gid", 'create'):
455 parser.add_option("-o", "--output", dest="file",
456 help="output XML to file", metavar="FILE", default=None)
458 if command in ("show", "list"):
459 parser.add_option("-f", "--format", dest="format", type="choice",
460 help="display format ([text]|xml)", default="text",
461 choices=("text", "xml"))
463 parser.add_option("-F", "--fileformat", dest="fileformat", type="choice",
464 help="output file format ([xml]|xmllist|hrnlist)", default="xml",
465 choices=("xml", "xmllist", "hrnlist"))
466 if command == 'list':
467 parser.add_option("-r", "--recursive", dest="recursive", action='store_true',
468 help="list all child records", default=False)
469 parser.add_option("-v", "--verbose", dest="verbose", action='store_true',
470 help="gives details, like user keys", default=False)
471 if command in ("delegate"):
472 parser.add_option("-u", "--user",
473 action="store_true", dest="delegate_user", default=False,
474 help="delegate your own credentials")
475 parser.add_option("-s", "--slice", dest="delegate_slice",
476 help="delegate slice credential", metavar="HRN", default=None)
477 parser.add_option("-a", "--authority", dest='delegate_to_authority', default=None, action='store_true',
478 help="""by default the only argument is expected to be a user,
479 use this if you mean an authority instead""")
481 if command in ("version"):
482 parser.add_option("-R","--registry-version",
483 action="store_true", dest="version_registry", default=False,
484 help="probe registry version instead of sliceapi")
485 parser.add_option("-l","--local",
486 action="store_true", dest="version_local", default=False,
487 help="display version of the local client")
492 def create_parser(self):
494 # Generate command line parser
495 parser = OptionParser(usage="sfi [sfi_options] command [cmd_options] [cmd_args]",
496 description="Commands: %s"%(" ".join(self.available_names)))
497 parser.add_option("-r", "--registry", dest="registry",
498 help="root registry", metavar="URL", default=None)
499 parser.add_option("-s", "--sliceapi", dest="sm", default=None, metavar="URL",
500 help="slice API - in general a SM URL, but can be used to talk to an aggregate")
501 parser.add_option("-R", "--raw", dest="raw", default=None,
502 help="Save raw, unparsed server response to a file")
503 parser.add_option("", "--rawformat", dest="rawformat", type="choice",
504 help="raw file format ([text]|pickled|json)", default="text",
505 choices=("text","pickled","json"))
506 parser.add_option("", "--rawbanner", dest="rawbanner", default=None,
507 help="text string to write before and after raw output")
508 parser.add_option("-d", "--dir", dest="sfi_dir",
509 help="config & working directory - default is %default",
510 metavar="PATH", default=Sfi.default_sfi_dir())
511 parser.add_option("-u", "--user", dest="user",
512 help="user name", metavar="HRN", default=None)
513 parser.add_option("-a", "--auth", dest="auth",
514 help="authority name", metavar="HRN", default=None)
515 parser.add_option("-v", "--verbose", action="count", dest="verbose", default=0,
516 help="verbose mode - cumulative")
517 parser.add_option("-D", "--debug",
518 action="store_true", dest="debug", default=False,
519 help="Debug (xml-rpc) protocol messages")
520 # would it make sense to use ~/.ssh/id_rsa as a default here ?
521 parser.add_option("-k", "--private-key",
522 action="store", dest="user_private_key", default=None,
523 help="point to the private key file to use if not yet installed in sfi_dir")
524 parser.add_option("-t", "--timeout", dest="timeout", default=None,
525 help="Amout of time to wait before timing out the request")
526 parser.add_option("-?", "--commands",
527 action="store_true", dest="command_help", default=False,
528 help="one page summary on commands & exit")
529 parser.disable_interspersed_args()
534 def print_help (self):
535 print "==================== Generic sfi usage"
536 self.sfi_parser.print_help()
537 print "==================== Specific command usage"
538 self.command_parser.print_help()
541 # Main: parse arguments and dispatch to command
543 def dispatch(self, command, command_options, command_args):
544 method=getattr(self, command,None)
546 print "Unknown command %s"%command
548 return method(command_options, command_args)
551 self.sfi_parser = self.create_parser()
552 (options, args) = self.sfi_parser.parse_args()
553 if options.command_help:
554 self.print_command_help(options)
556 self.options = options
558 self.logger.setLevelFromOptVerbose(self.options.verbose)
561 self.logger.critical("No command given. Use -h for help.")
562 self.print_command_help(options)
565 # complete / find unique match with command set
566 command_candidates = Candidates (self.available_names)
568 command = command_candidates.only_match(input)
570 self.print_command_help(options)
572 # second pass options parsing
573 self.command_parser = self.create_command_parser(command)
574 (command_options, command_args) = self.command_parser.parse_args(args[1:])
575 self.command_options = command_options
579 self.logger.debug("Command=%s" % command)
582 self.dispatch(command, command_options, command_args)
584 self.logger.log_exc ("sfi command %s failed"%command)
590 def read_config(self):
591 config_file = os.path.join(self.options.sfi_dir,"sfi_config")
592 shell_config_file = os.path.join(self.options.sfi_dir,"sfi_config.sh")
594 if Config.is_ini(config_file):
595 config = Config (config_file)
597 # try upgrading from shell config format
598 fp, fn = mkstemp(suffix='sfi_config', text=True)
600 # we need to preload the sections we want parsed
601 # from the shell config
602 config.add_section('sfi')
603 config.add_section('sface')
604 config.load(config_file)
606 shutil.move(config_file, shell_config_file)
608 config.save(config_file)
611 self.logger.critical("Failed to read configuration file %s"%config_file)
612 self.logger.info("Make sure to remove the export clauses and to add quotes")
613 if self.options.verbose==0:
614 self.logger.info("Re-run with -v for more details")
616 self.logger.log_exc("Could not read config file %s"%config_file)
621 if (self.options.sm is not None):
622 self.sm_url = self.options.sm
623 elif hasattr(config, "SFI_SM"):
624 self.sm_url = config.SFI_SM
626 self.logger.error("You need to set e.g. SFI_SM='http://your.slicemanager.url:12347/' in %s" % config_file)
630 if (self.options.registry is not None):
631 self.reg_url = self.options.registry
632 elif hasattr(config, "SFI_REGISTRY"):
633 self.reg_url = config.SFI_REGISTRY
635 self.logger.error("You need to set e.g. SFI_REGISTRY='http://your.registry.url:12345/' in %s" % config_file)
639 if (self.options.user is not None):
640 self.user = self.options.user
641 elif hasattr(config, "SFI_USER"):
642 self.user = config.SFI_USER
644 self.logger.error("You need to set e.g. SFI_USER='plc.princeton.username' in %s" % config_file)
648 if (self.options.auth is not None):
649 self.authority = self.options.auth
650 elif hasattr(config, "SFI_AUTH"):
651 self.authority = config.SFI_AUTH
653 self.logger.error("You need to set e.g. SFI_AUTH='plc.princeton' in %s" % config_file)
656 self.config_file=config_file
660 def show_config (self):
661 print "From configuration file %s"%self.config_file
664 ('SFI_AUTH','authority'),
666 ('SFI_REGISTRY','reg_url'),
668 for (external_name, internal_name) in flags:
669 print "%s='%s'"%(external_name,getattr(self,internal_name))
672 # Get various credential and spec files
674 # Establishes limiting conventions
675 # - conflates MAs and SAs
676 # - assumes last token in slice name is unique
678 # Bootstraps credentials
679 # - bootstrap user credential from self-signed certificate
680 # - bootstrap authority credential from user credential
681 # - bootstrap slice credential from user credential
684 # init self-signed cert, user credentials and gid
685 def bootstrap (self):
686 client_bootstrap = SfaClientBootstrap (self.user, self.reg_url, self.options.sfi_dir,
688 # if -k is provided, use this to initialize private key
689 if self.options.user_private_key:
690 client_bootstrap.init_private_key_if_missing (self.options.user_private_key)
692 # trigger legacy compat code if needed
693 # the name has changed from just <leaf>.pkey to <hrn>.pkey
694 if not os.path.isfile(client_bootstrap.private_key_filename()):
695 self.logger.info ("private key not found, trying legacy name")
697 legacy_private_key = os.path.join (self.options.sfi_dir, "%s.pkey"%Xrn.unescape(get_leaf(self.user)))
698 self.logger.debug("legacy_private_key=%s"%legacy_private_key)
699 client_bootstrap.init_private_key_if_missing (legacy_private_key)
700 self.logger.info("Copied private key from legacy location %s"%legacy_private_key)
702 self.logger.log_exc("Can't find private key ")
706 client_bootstrap.bootstrap_my_gid()
707 # extract what's needed
708 self.private_key = client_bootstrap.private_key()
709 self.my_credential_string = client_bootstrap.my_credential_string ()
710 self.my_gid = client_bootstrap.my_gid ()
711 self.client_bootstrap = client_bootstrap
714 def my_authority_credential_string(self):
715 if not self.authority:
716 self.logger.critical("no authority specified. Use -a or set SF_AUTH")
718 return self.client_bootstrap.authority_credential_string (self.authority)
720 def slice_credential_string(self, name):
721 return self.client_bootstrap.slice_credential_string (name)
724 # Management of the servers
729 if not hasattr (self, 'registry_proxy'):
730 self.logger.info("Contacting Registry at: %s"%self.reg_url)
731 self.registry_proxy = SfaServerProxy(self.reg_url, self.private_key, self.my_gid,
732 timeout=self.options.timeout, verbose=self.options.debug)
733 return self.registry_proxy
737 if not hasattr (self, 'sliceapi_proxy'):
738 # if the command exposes the --component option, figure it's hostname and connect at CM_PORT
739 if hasattr(self.command_options,'component') and self.command_options.component:
740 # resolve the hrn at the registry
741 node_hrn = self.command_options.component
742 records = self.registry().Resolve(node_hrn, self.my_credential_string)
743 records = filter_records('node', records)
745 self.logger.warning("No such component:%r"% opts.component)
747 cm_url = "http://%s:%d/"%(record['hostname'],CM_PORT)
748 self.sliceapi_proxy=SfaServerProxy(cm_url, self.private_key, self.my_gid)
750 # otherwise use what was provided as --sliceapi, or SFI_SM in the config
751 if not self.sm_url.startswith('http://') or self.sm_url.startswith('https://'):
752 self.sm_url = 'http://' + self.sm_url
753 self.logger.info("Contacting Slice Manager at: %s"%self.sm_url)
754 self.sliceapi_proxy = SfaServerProxy(self.sm_url, self.private_key, self.my_gid,
755 timeout=self.options.timeout, verbose=self.options.debug)
756 return self.sliceapi_proxy
758 def get_cached_server_version(self, server):
759 # check local cache first
762 cache_file = os.path.join(self.options.sfi_dir,'sfi_cache.dat')
763 cache_key = server.url + "-version"
765 cache = Cache(cache_file)
768 self.logger.info("Local cache not found at: %s" % cache_file)
771 version = cache.get(cache_key)
774 result = server.GetVersion()
775 version= ReturnValue.get_value(result)
776 # cache version for 20 minutes
777 cache.add(cache_key, version, ttl= 60*20)
778 self.logger.info("Updating cache file %s" % cache_file)
779 cache.save_to_file(cache_file)
783 ### resurrect this temporarily so we can support V1 aggregates for a while
784 def server_supports_options_arg(self, server):
786 Returns true if server support the optional call_id arg, false otherwise.
788 server_version = self.get_cached_server_version(server)
790 # xxx need to rewrite this
791 if int(server_version.get('geni_api')) >= 2:
795 def server_supports_call_id_arg(self, server):
796 server_version = self.get_cached_server_version(server)
798 if 'sfa' in server_version and 'code_tag' in server_version:
799 code_tag = server_version['code_tag']
800 code_tag_parts = code_tag.split("-")
801 version_parts = code_tag_parts[0].split(".")
802 major, minor = version_parts[0], version_parts[1]
803 rev = code_tag_parts[1]
804 if int(major) == 1 and minor == 0 and build >= 22:
808 ### ois = options if supported
809 # to be used in something like serverproxy.Method (arg1, arg2, *self.ois(api_options))
810 def ois (self, server, option_dict):
811 if self.server_supports_options_arg (server):
813 elif self.server_supports_call_id_arg (server):
814 return [ unique_call_id () ]
818 ### cis = call_id if supported - like ois
819 def cis (self, server):
820 if self.server_supports_call_id_arg (server):
821 return [ unique_call_id ]
825 ######################################## miscell utilities
826 def get_rspec_file(self, rspec):
827 if (os.path.isabs(rspec)):
830 file = os.path.join(self.options.sfi_dir, rspec)
831 if (os.path.isfile(file)):
834 self.logger.critical("No such rspec file %s"%rspec)
837 def get_record_file(self, record):
838 if (os.path.isabs(record)):
841 file = os.path.join(self.options.sfi_dir, record)
842 if (os.path.isfile(file)):
845 self.logger.critical("No such registry record file %s"%record)
849 #==========================================================================
850 # Following functions implement the commands
852 # Registry-related commands
853 #==========================================================================
855 def version(self, options, args):
857 display an SFA server version (GetVersion)
858 or version information about sfi itself
860 if options.version_local:
861 version=version_core()
863 if options.version_registry:
864 server=self.registry()
866 server = self.sliceapi()
867 result = server.GetVersion()
868 version = ReturnValue.get_value(result)
870 save_raw_to_file(result, self.options.raw, self.options.rawformat, self.options.rawbanner)
872 pprinter = PrettyPrinter(indent=4)
873 pprinter.pprint(version)
875 def list(self, options, args):
877 list entries in named authority registry (List)
884 if options.recursive:
885 opts['recursive'] = options.recursive
887 if options.show_credential:
888 show_credentials(self.my_credential_string)
890 list = self.registry().List(hrn, self.my_credential_string, options)
892 raise Exception, "Not enough parameters for the 'list' command"
894 # filter on person, slice, site, node, etc.
895 # This really should be in the self.filter_records funct def comment...
896 list = filter_records(options.type, list)
897 terminal_render (list, options)
899 save_records_to_file(options.file, list, options.fileformat)
902 def show(self, options, args):
904 show details about named registry record (Resolve)
910 # explicitly require Resolve to run in details mode
911 record_dicts = self.registry().Resolve(hrn, self.my_credential_string, {'details':True})
912 record_dicts = filter_records(options.type, record_dicts)
914 self.logger.error("No record of type %s"% options.type)
916 # user has required to focus on some keys
918 def project (record):
920 for key in options.keys:
921 try: projected[key]=record[key]
924 record_dicts = [ project (record) for record in record_dicts ]
925 records = [ Record(dict=record_dict) for record_dict in record_dicts ]
926 for record in records:
927 if (options.format == "text"): record.dump(sort=True)
928 else: print record.save_as_xml()
930 save_records_to_file(options.file, record_dicts, options.fileformat)
933 def add(self, options, args):
934 "add record into registry from xml file (Register)"
935 auth_cred = self.my_authority_credential_string()
936 if options.show_credential:
937 show_credentials(auth_cred)
940 record_filepath = args[0]
941 rec_file = self.get_record_file(record_filepath)
942 record_dict.update(load_record_from_file(rec_file).todict())
944 record_dict.update(load_record_from_opts(options).todict())
945 # we should have a type by now
946 if 'type' not in record_dict :
949 # this is still planetlab dependent.. as plc will whine without that
950 # also, it's only for adding
951 if record_dict['type'] == 'user':
952 if not 'first_name' in record_dict:
953 record_dict['first_name'] = record_dict['hrn']
954 if 'last_name' not in record_dict:
955 record_dict['last_name'] = record_dict['hrn']
956 return self.registry().Register(record_dict, auth_cred)
958 def update(self, options, args):
959 "update record into registry from xml file (Update)"
962 record_filepath = args[0]
963 rec_file = self.get_record_file(record_filepath)
964 record_dict.update(load_record_from_file(rec_file).todict())
966 record_dict.update(load_record_from_opts(options).todict())
967 # at the very least we need 'type' here
968 if 'type' not in record_dict:
972 # don't translate into an object, as this would possibly distort
973 # user-provided data; e.g. add an 'email' field to Users
974 if record_dict['type'] == "user":
975 if record_dict['hrn'] == self.user:
976 cred = self.my_credential_string
978 cred = self.my_authority_credential_string()
979 elif record_dict['type'] in ["slice"]:
981 cred = self.slice_credential_string(record_dict['hrn'])
982 except ServerException, e:
983 # XXX smbaker -- once we have better error return codes, update this
984 # to do something better than a string compare
985 if "Permission error" in e.args[0]:
986 cred = self.my_authority_credential_string()
989 elif record_dict['type'] in ["authority"]:
990 cred = self.my_authority_credential_string()
991 elif record_dict['type'] == 'node':
992 cred = self.my_authority_credential_string()
994 raise "unknown record type" + record_dict['type']
995 if options.show_credential:
996 show_credentials(cred)
997 return self.registry().Update(record_dict, cred)
999 def remove(self, options, args):
1000 "remove registry record by name (Remove)"
1001 auth_cred = self.my_authority_credential_string()
1009 if options.show_credential:
1010 show_credentials(auth_cred)
1011 return self.registry().Remove(hrn, auth_cred, type)
1013 # ==================================================================
1014 # Slice-related commands
1015 # ==================================================================
1017 def slices(self, options, args):
1018 "list instantiated slices (ListSlices) - returns urn's"
1019 server = self.sliceapi()
1021 creds = [self.my_credential_string]
1022 if options.delegate:
1023 delegated_cred = self.delegate_cred(self.my_credential_string, get_authority(self.authority))
1024 creds.append(delegated_cred)
1025 # options and call_id when supported
1027 api_options['call_id']=unique_call_id()
1028 if options.show_credential:
1029 show_credentials(creds)
1030 result = server.ListSlices(creds, *self.ois(server,api_options))
1031 value = ReturnValue.get_value(result)
1032 if self.options.raw:
1033 save_raw_to_file(result, self.options.raw, self.options.rawformat, self.options.rawbanner)
1038 # show rspec for named slice
1039 def resources(self, options, args):
1041 with no arg, discover available resources, (ListResources)
1042 or with an slice hrn, shows currently provisioned resources
1044 server = self.sliceapi()
1049 the_credential=self.slice_credential_string(args[0])
1050 creds.append(the_credential)
1052 the_credential=self.my_credential_string
1053 creds.append(the_credential)
1054 if options.delegate:
1055 creds.append(self.delegate_cred(the_credential, get_authority(self.authority)))
1056 if options.show_credential:
1057 show_credentials(creds)
1059 # no need to check if server accepts the options argument since the options has
1060 # been a required argument since v1 API
1062 # always send call_id to v2 servers
1063 api_options ['call_id'] = unique_call_id()
1064 # ask for cached value if available
1065 api_options ['cached'] = True
1068 api_options['geni_slice_urn'] = hrn_to_urn(hrn, 'slice')
1070 api_options['info'] = options.info
1071 if options.list_leases:
1072 api_options['list_leases'] = options.list_leases
1074 if options.current == True:
1075 api_options['cached'] = False
1077 api_options['cached'] = True
1078 if options.rspec_version:
1079 version_manager = VersionManager()
1080 server_version = self.get_cached_server_version(server)
1081 if 'sfa' in server_version:
1082 # just request the version the client wants
1083 api_options['geni_rspec_version'] = version_manager.get_version(options.rspec_version).to_dict()
1085 api_options['geni_rspec_version'] = {'type': 'geni', 'version': '3.0'}
1087 api_options['geni_rspec_version'] = {'type': 'geni', 'version': '3.0'}
1088 result = server.ListResources (creds, api_options)
1089 value = ReturnValue.get_value(result)
1090 if self.options.raw:
1091 save_raw_to_file(result, self.options.raw, self.options.rawformat, self.options.rawbanner)
1092 if options.file is not None:
1093 save_rspec_to_file(value, options.file)
1094 if (self.options.raw is None) and (options.file is None):
1095 display_rspec(value, options.format)
1099 def create(self, options, args):
1101 create or update named slice with given rspec
1103 server = self.sliceapi()
1105 # xxx do we need to check usage (len(args)) ?
1108 slice_urn = hrn_to_urn(slice_hrn, 'slice')
1111 creds = [self.slice_credential_string(slice_hrn)]
1113 delegated_cred = None
1114 server_version = self.get_cached_server_version(server)
1115 if server_version.get('interface') == 'slicemgr':
1116 # delegate our cred to the slice manager
1117 # do not delegate cred to slicemgr...not working at the moment
1119 #if server_version.get('hrn'):
1120 # delegated_cred = self.delegate_cred(slice_cred, server_version['hrn'])
1121 #elif server_version.get('urn'):
1122 # delegated_cred = self.delegate_cred(slice_cred, urn_to_hrn(server_version['urn']))
1124 if options.show_credential:
1125 show_credentials(creds)
1128 rspec_file = self.get_rspec_file(args[1])
1129 rspec = open(rspec_file).read()
1132 # need to pass along user keys to the aggregate.
1134 # { urn: urn:publicid:IDN+emulab.net+user+alice
1135 # keys: [<ssh key A>, <ssh key B>]
1138 # xxx Thierry 2012 sept. 21
1139 # contrary to what I was first thinking, calling Resolve with details=False does not yet work properly here
1140 # I am turning details=True on again on a - hopefully - temporary basis, just to get this whole thing to work again
1141 slice_records = self.registry().Resolve(slice_urn, [self.my_credential_string])
1142 # slice_records = self.registry().Resolve(slice_urn, [self.my_credential_string], {'details':True})
1143 if slice_records and 'reg-researchers' in slice_records[0] and slice_records[0]['reg-researchers']:
1144 slice_record = slice_records[0]
1145 user_hrns = slice_record['reg-researchers']
1146 user_urns = [hrn_to_urn(hrn, 'user') for hrn in user_hrns]
1147 user_records = self.registry().Resolve(user_urns, [self.my_credential_string])
1149 if 'sfa' not in server_version:
1150 users = pg_users_arg(user_records)
1151 rspec = RSpec(rspec)
1152 rspec.filter({'component_manager_id': server_version['urn']})
1153 rspec = RSpecConverter.to_pg_rspec(rspec.toxml(), content_type='request')
1155 users = sfa_users_arg(user_records, slice_record)
1157 # do not append users, keys, or slice tags. Anything
1158 # not contained in this request will be removed from the slice
1160 # CreateSliver has supported the options argument for a while now so it should
1161 # be safe to assume this server support it
1163 api_options ['append'] = False
1164 api_options ['call_id'] = unique_call_id()
1165 result = server.CreateSliver(slice_urn, creds, rspec, users, *self.ois(server, api_options))
1166 value = ReturnValue.get_value(result)
1167 if self.options.raw:
1168 save_raw_to_file(result, self.options.raw, self.options.rawformat, self.options.rawbanner)
1169 if options.file is not None:
1170 save_rspec_to_file (value, options.file)
1171 if (self.options.raw is None) and (options.file is None):
1176 def delete(self, options, args):
1178 delete named slice (DeleteSliver)
1180 server = self.sliceapi()
1184 slice_urn = hrn_to_urn(slice_hrn, 'slice')
1187 slice_cred = self.slice_credential_string(slice_hrn)
1188 creds = [slice_cred]
1189 if options.delegate:
1190 delegated_cred = self.delegate_cred(slice_cred, get_authority(self.authority))
1191 creds.append(delegated_cred)
1193 # options and call_id when supported
1195 api_options ['call_id'] = unique_call_id()
1196 if options.show_credential:
1197 show_credentials(creds)
1198 result = server.DeleteSliver(slice_urn, creds, *self.ois(server, api_options ) )
1199 value = ReturnValue.get_value(result)
1200 if self.options.raw:
1201 save_raw_to_file(result, self.options.raw, self.options.rawformat, self.options.rawbanner)
1206 def status(self, options, args):
1208 retrieve slice status (SliverStatus)
1210 server = self.sliceapi()
1214 slice_urn = hrn_to_urn(slice_hrn, 'slice')
1217 slice_cred = self.slice_credential_string(slice_hrn)
1218 creds = [slice_cred]
1219 if options.delegate:
1220 delegated_cred = self.delegate_cred(slice_cred, get_authority(self.authority))
1221 creds.append(delegated_cred)
1223 # options and call_id when supported
1225 api_options['call_id']=unique_call_id()
1226 if options.show_credential:
1227 show_credentials(creds)
1228 result = server.SliverStatus(slice_urn, creds, *self.ois(server,api_options))
1229 value = ReturnValue.get_value(result)
1230 if self.options.raw:
1231 save_raw_to_file(result, self.options.raw, self.options.rawformat, self.options.rawbanner)
1235 def start(self, options, args):
1237 start named slice (Start)
1239 server = self.sliceapi()
1243 slice_urn = hrn_to_urn(slice_hrn, 'slice')
1246 slice_cred = self.slice_credential_string(args[0])
1247 creds = [slice_cred]
1248 if options.delegate:
1249 delegated_cred = self.delegate_cred(slice_cred, get_authority(self.authority))
1250 creds.append(delegated_cred)
1251 # xxx Thierry - does this not need an api_options as well ?
1252 result = server.Start(slice_urn, creds)
1253 value = ReturnValue.get_value(result)
1254 if self.options.raw:
1255 save_raw_to_file(result, self.options.raw, self.options.rawformat, self.options.rawbanner)
1260 def stop(self, options, args):
1262 stop named slice (Stop)
1264 server = self.sliceapi()
1267 slice_urn = hrn_to_urn(slice_hrn, 'slice')
1269 slice_cred = self.slice_credential_string(args[0])
1270 creds = [slice_cred]
1271 if options.delegate:
1272 delegated_cred = self.delegate_cred(slice_cred, get_authority(self.authority))
1273 creds.append(delegated_cred)
1274 result = server.Stop(slice_urn, creds)
1275 value = ReturnValue.get_value(result)
1276 if self.options.raw:
1277 save_raw_to_file(result, self.options.raw, self.options.rawformat, self.options.rawbanner)
1283 def reset(self, options, args):
1285 reset named slice (reset_slice)
1287 server = self.sliceapi()
1290 slice_urn = hrn_to_urn(slice_hrn, 'slice')
1292 slice_cred = self.slice_credential_string(args[0])
1293 creds = [slice_cred]
1294 if options.delegate:
1295 delegated_cred = self.delegate_cred(slice_cred, get_authority(self.authority))
1296 creds.append(delegated_cred)
1297 result = server.reset_slice(creds, slice_urn)
1298 value = ReturnValue.get_value(result)
1299 if self.options.raw:
1300 save_raw_to_file(result, self.options.raw, self.options.rawformat, self.options.rawbanner)
1305 def renew(self, options, args):
1307 renew slice (RenewSliver)
1309 server = self.sliceapi()
1313 [ slice_hrn, input_time ] = args
1315 slice_urn = hrn_to_urn(slice_hrn, 'slice')
1316 # time: don't try to be smart on the time format, server-side will
1318 slice_cred = self.slice_credential_string(args[0])
1319 creds = [slice_cred]
1320 if options.delegate:
1321 delegated_cred = self.delegate_cred(slice_cred, get_authority(self.authority))
1322 creds.append(delegated_cred)
1323 # options and call_id when supported
1325 api_options['call_id']=unique_call_id()
1326 if options.show_credential:
1327 show_credentials(creds)
1328 result = server.RenewSliver(slice_urn, creds, input_time, *self.ois(server,api_options))
1329 value = ReturnValue.get_value(result)
1330 if self.options.raw:
1331 save_raw_to_file(result, self.options.raw, self.options.rawformat, self.options.rawbanner)
1337 def shutdown(self, options, args):
1339 shutdown named slice (Shutdown)
1341 server = self.sliceapi()
1344 slice_urn = hrn_to_urn(slice_hrn, 'slice')
1346 slice_cred = self.slice_credential_string(slice_hrn)
1347 creds = [slice_cred]
1348 if options.delegate:
1349 delegated_cred = self.delegate_cred(slice_cred, get_authority(self.authority))
1350 creds.append(delegated_cred)
1351 result = server.Shutdown(slice_urn, creds)
1352 value = ReturnValue.get_value(result)
1353 if self.options.raw:
1354 save_raw_to_file(result, self.options.raw, self.options.rawformat, self.options.rawbanner)
1360 def get_ticket(self, options, args):
1362 get a ticket for the specified slice
1364 server = self.sliceapi()
1366 slice_hrn, rspec_path = args[0], args[1]
1367 slice_urn = hrn_to_urn(slice_hrn, 'slice')
1369 slice_cred = self.slice_credential_string(slice_hrn)
1370 creds = [slice_cred]
1371 if options.delegate:
1372 delegated_cred = self.delegate_cred(slice_cred, get_authority(self.authority))
1373 creds.append(delegated_cred)
1375 rspec_file = self.get_rspec_file(rspec_path)
1376 rspec = open(rspec_file).read()
1377 # options and call_id when supported
1379 api_options['call_id']=unique_call_id()
1380 # get ticket at the server
1381 ticket_string = server.GetTicket(slice_urn, creds, rspec, *self.ois(server,api_options))
1383 file = os.path.join(self.options.sfi_dir, get_leaf(slice_hrn) + ".ticket")
1384 self.logger.info("writing ticket to %s"%file)
1385 ticket = SfaTicket(string=ticket_string)
1386 ticket.save_to_file(filename=file, save_parents=True)
1388 def redeem_ticket(self, options, args):
1390 Connects to nodes in a slice and redeems a ticket
1391 (slice hrn is retrieved from the ticket)
1393 ticket_file = args[0]
1395 # get slice hrn from the ticket
1396 # use this to get the right slice credential
1397 ticket = SfaTicket(filename=ticket_file)
1399 ticket_string = ticket.save_to_string(save_parents=True)
1401 slice_hrn = ticket.gidObject.get_hrn()
1402 slice_urn = hrn_to_urn(slice_hrn, 'slice')
1403 #slice_hrn = ticket.attributes['slivers'][0]['hrn']
1404 slice_cred = self.slice_credential_string(slice_hrn)
1406 # get a list of node hostnames from the RSpec
1407 tree = etree.parse(StringIO(ticket.rspec))
1408 root = tree.getroot()
1409 hostnames = root.xpath("./network/site/node/hostname/text()")
1411 # create an xmlrpc connection to the component manager at each of these
1412 # components and gall redeem_ticket
1414 for hostname in hostnames:
1416 self.logger.info("Calling redeem_ticket at %(hostname)s " % locals())
1417 cm_url="http://%s:%s/"%(hostname,CM_PORT)
1418 server = SfaServerProxy(cm_url, self.private_key, self.my_gid)
1419 server = self.server_proxy(hostname, CM_PORT, self.private_key,
1420 timeout=self.options.timeout, verbose=self.options.debug)
1421 server.RedeemTicket(ticket_string, slice_cred)
1422 self.logger.info("Success")
1423 except socket.gaierror:
1424 self.logger.error("redeem_ticket failed on %s: Component Manager not accepting requests"%hostname)
1425 except Exception, e:
1426 self.logger.log_exc(e.message)
1429 def gid(self, options, args):
1431 Create a GID (CreateGid)
1436 target_hrn = args[0]
1437 gid = self.registry().CreateGid(self.my_credential_string, target_hrn, self.client_bootstrap.my_gid_string())
1439 filename = options.file
1441 filename = os.sep.join([self.options.sfi_dir, '%s.gid' % target_hrn])
1442 self.logger.info("writing %s gid to %s" % (target_hrn, filename))
1443 GID(string=gid).save_to_file(filename)
1446 def delegate (self, options, args):
1448 (locally) create delegate credential for use by given hrn
1454 print 'to_hrn',to_hrn
1455 if options.delegate_to_authority: to_type='authority'
1456 else: to_type='user'
1457 if options.delegate_user:
1458 message="%s.user"%self.user
1459 original = self.my_credential_string
1460 elif options.delegate_slice:
1461 message="%s.slice"%options.delegate_slice
1462 original = self.slice_credential_string(options.delegate_slice)
1464 self.logger.warning("Must specify either --user or --slice <hrn>")
1466 delegated_string = self.client_bootstrap.delegate_credential_string(original, to_hrn, to_type)
1467 delegated_credential = Credential (string=delegated_string)
1468 filename = os.path.join ( self.options.sfi_dir,
1469 "%s_for_%s.%s.cred"%(message,to_hrn,to_type))
1470 delegated_credential.save_to_file(filename, save_parents=True)
1471 self.logger.info("delegated credential for %s to %s and wrote to %s"%(message,to_hrn,filename))
1473 def trusted(self, options, args):
1475 return uhe trusted certs at this interface (get_trusted_certs)
1477 trusted_certs = self.registry().get_trusted_certs()
1478 for trusted_cert in trusted_certs:
1479 gid = GID(string=trusted_cert)
1481 cert = Certificate(string=trusted_cert)
1482 self.logger.debug('Sfi.trusted -> %r'%cert.get_subject())
1485 def config (self, options, args):
1486 "Display contents of current config"