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source: fedd/federation/emulab_access.py @ 4e00f7c

axis_examplecompt_changesinfo-opsversion-3.01version-3.02

Last change on this file since 4e00f7c was cf00ddd, checked in by Ted Faber <faber@…>, 15 years ago
Duh.
Property mode set to `100644`
File size: 62.5 KB

Rev	Line
[19cc408]	1	#!/usr/local/bin/python
	2
	3	import os,sys
[eeb0088]	4	import stat # for chmod constants
[19cc408]	5	import re
[ab847bc]	6	import random
[19cc408]	7	import string
	8	import copy
[d81971a]	9	import pickle
[c971895]	10	import logging
[eeb0088]	11	import subprocess
[19cc408]	12
[f8582c9]	13	from threading import *
[8e6fe4d]	14	from M2Crypto.SSL import SSLError
[f8582c9]	15
[ec4fb42]	16	from util import *
	17	from allocate_project import allocate_project_local, allocate_project_remote
	18	from access_project import access_project
[51cc9df]	19	from fedid import fedid, generate_fedid
[3f6bc5f]	20	from authorizer import authorizer
[6a0c9f4]	21	from service_error import service_error
[9460b1e]	22	from remote_service import xmlrpc_handler, soap_handler, service_caller
[11a08b0]	23
[6c57fe9]	24	import httplib
	25	import tempfile
	26	from urlparse import urlparse
	27
[11860f52]	28	import topdl
	29	import list_log
	30	import proxy_emulab_segment
	31	import local_emulab_segment
	32
[0ea11af]	33
	34	# Make log messages disappear if noone configures a fedd logger
[11a08b0]	35	class nullHandler(logging.Handler):
	36	def emit(self, record): pass
	37
	38	fl = logging.getLogger("fedd.access")
	39	fl.addHandler(nullHandler())
[19cc408]	40
[ec4fb42]	41	class access:
[19cc408]	42	"""
	43	The implementation of access control based on mapping users to projects.
	44
	45	Users can be mapped to existing projects or have projects created
	46	dynamically. This implements both direct requests and proxies.
	47	"""
	48
[4ed10ae]	49	class parse_error(RuntimeError): pass
	50
[72ed6e4]	51
[f069052]	52	proxy_RequestAccess= service_caller('RequestAccess')
	53	proxy_ReleaseAccess= service_caller('ReleaseAccess')
[c35207d]	54
[3f6bc5f]	55	def __init__(self, config=None, auth=None):
[866c983]	56	"""
	57	Initializer. Pulls parameters out of the ConfigParser's access section.
	58	"""
	59
[9b3627e]	60	def software_list(v):
	61	l = [ ]
	62	if v:
	63	ps = v.split(" ")
	64	while len(ps):
	65	loc, file = ps[0:2]
	66	del ps[0:2]
	67	l.append((loc, file))
	68	return l
	69
	70
[866c983]	71	# Make sure that the configuration is in place
	72	if not config:
	73	raise RunTimeError("No config to fedd.access")
	74
	75	self.project_priority = config.getboolean("access", "project_priority")
	76	self.allow_proxy = config.getboolean("access", "allow_proxy")
	77
	78	self.boss = config.get("access", "boss")
	79	self.ops = config.get("access", "ops")
	80	self.domain = config.get("access", "domain")
	81	self.fileserver = config.get("access", "fileserver")
	82	self.eventserver = config.get("access", "eventserver")
[6c57fe9]	83	self.certdir = config.get("access","certdir")
[eeb0088]	84	self.userconfdir = config.get("access","userconfdir")
	85	self.userconfcmd = config.get("access","userconfcmd")
[fe28bb2]	86	self.userconfurl = config.get("access","userconfurl")
[9b3627e]	87	self.federation_software = config.get("access", "federation_software")
	88	self.portal_software = config.get("access", "portal_software")
[e76f38a]	89	self.local_seer_software = config.get("access", "local_seer_software")
	90	self.local_seer_image = config.get("access", "local_seer_image")
	91	self.local_seer_start = config.get("access", "local_seer_start")
[49051fb]	92	self.seer_master_start = config.get("access", "seer_master_start")
[ecca6eb]	93	self.ssh_privkey_file = config.get("access","ssh_privkey_file")
[3bddd24]	94	self.ssh_pubkey_file = config.get("access","ssh_pubkey_file")
[6280b1f]	95	self.ssh_port = config.get("access","ssh_port") or "22"
[5ae3857]	96	self.create_debug = config.getboolean("access", "create_debug")
[69692a9]	97	self.cleanup = not config.getboolean("access", "leave_tmpfiles")
[11860f52]	98	self.access_type = config.get("access", "type")
[9b3627e]	99
	100	self.federation_software = software_list(self.federation_software)
	101	self.portal_software = software_list(self.portal_software)
[e76f38a]	102	self.local_seer_software = software_list(self.local_seer_software)
[11860f52]	103
	104	self.access_type = self.access_type.lower()
	105	if self.access_type == 'remote_emulab':
	106	self.start_segment = proxy_emulab_segment.start_segment
	107	self.stop_segment = proxy_emulab_segment.stop_segment
	108	elif self.access_type == 'local_emulab':
	109	self.start_segment = local_emulab_segment.start_segment
	110	self.stop_segment = local_emulab_segment.stop_segment
	111	else:
	112	self.start_segment = None
	113	self.stop_segment = None
[866c983]	114
	115	self.attrs = { }
	116	self.access = { }
	117	self.restricted = [ ]
	118	self.projects = { }
	119	self.keys = { }
	120	self.types = { }
	121	self.allocation = { }
	122	self.state = {
	123	'projects': self.projects,
	124	'allocation' : self.allocation,
	125	'keys' : self.keys,
	126	'types': self.types
	127	}
	128	self.log = logging.getLogger("fedd.access")
	129	set_log_level(config, "access", self.log)
	130	self.state_lock = Lock()
[e02cd14]	131	# XXX: Configurable
[43197eb]	132	self.exports = set(('SMB', 'seer', 'tmcd', 'userconfig',
[49051fb]	133	'project_export', 'local_seer_control', 'seer_master'))
	134	self.imports = set(('SMB', 'seer', 'userconfig', 'seer_master'))
[866c983]	135
[49051fb]	136	if not self.local_seer_image or not self.local_seer_software:
[e76f38a]	137	self.exports.discard('local_seer_control')
[49051fb]	138	self.exports.discard('seer_master')
	139
	140	if not self.local_seer_start:
	141	self.exports.discard('local_seer_control')
	142
	143	if not self.seer_master_start:
	144	self.exports.discard('seer_master')
[e76f38a]	145
[866c983]	146	if auth: self.auth = auth
	147	else:
	148	self.log.error(\
	149	"[access]: No authorizer initialized, creating local one.")
	150	auth = authorizer()
	151
	152	tb = config.get('access', 'testbed')
	153	if tb: self.testbed = [ t.strip() for t in tb.split(',') ]
	154	else: self.testbed = [ ]
	155
	156	if config.has_option("access", "accessdb"):
	157	self.read_access(config.get("access", "accessdb"))
	158
	159	self.state_filename = config.get("access", "access_state")
	160	self.read_state()
	161
	162	# Keep cert_file and cert_pwd coming from the same place
	163	self.cert_file = config.get("access", "cert_file")
	164	if self.cert_file:
	165	self.sert_pwd = config.get("access", "cert_pw")
	166	else:
	167	self.cert_file = config.get("globals", "cert_file")
	168	self.sert_pwd = config.get("globals", "cert_pw")
	169
	170	self.trusted_certs = config.get("access", "trusted_certs") or \
	171	config.get("globals", "trusted_certs")
	172
	173	self.soap_services = {\
	174	'RequestAccess': soap_handler("RequestAccess", self.RequestAccess),
	175	'ReleaseAccess': soap_handler("ReleaseAccess", self.ReleaseAccess),
[cc8d8e9]	176	'StartSegment': soap_handler("StartSegment", self.StartSegment),
[e76f38a]	177	'TerminateSegment': soap_handler("TerminateSegment",
	178	self.TerminateSegment),
[866c983]	179	}
	180	self.xmlrpc_services = {\
	181	'RequestAccess': xmlrpc_handler('RequestAccess',
	182	self.RequestAccess),
	183	'ReleaseAccess': xmlrpc_handler('ReleaseAccess',
	184	self.ReleaseAccess),
[5ae3857]	185	'StartSegment': xmlrpc_handler("StartSegment", self.StartSegment),
	186	'TerminateSegment': xmlrpc_handler('TerminateSegment',
	187	self.TerminateSegment),
[866c983]	188	}
	189
[2761484]	190	self.call_SetValue = service_caller('SetValue')
[2ee4226]	191	self.call_GetValue = service_caller('GetValue', log=self.log)
[866c983]	192
	193	if not config.has_option("allocate", "uri"):
	194	self.allocate_project = \
	195	allocate_project_local(config, auth)
	196	else:
	197	self.allocate_project = \
	198	allocate_project_remote(config, auth)
	199
[e76f38a]	200
[866c983]	201	# If the project allocator exports services, put them in this object's
	202	# maps so that classes that instantiate this can call the services.
	203	self.soap_services.update(self.allocate_project.soap_services)
	204	self.xmlrpc_services.update(self.allocate_project.xmlrpc_services)
[f8582c9]	205
[e76f38a]	206	@staticmethod
	207	def add_kit(e, kit):
	208	"""
	209	Add a Software object created from the list of (install, location)
	210	tuples passed as kit to the software attribute of an object e. We
	211	do this enough to break out the code, but it's kind of a hack to
	212	avoid changing the old tuple rep.
	213	"""
	214
	215	s = [ topdl.Software(install=i, location=l) for i, l in kit]
	216
	217	if isinstance(e.software, list): e.software.extend(s)
	218	else: e.software = s
	219
[72ed6e4]	220
	221	def read_access(self, config):
[866c983]	222	"""
	223	Read a configuration file and set internal parameters.
	224
	225	The format is more complex than one might hope. The basic format is
	226	attribute value pairs separated by colons(:) on a signle line. The
	227	attributes in bool_attrs, emulab_attrs and id_attrs can all be set
	228	directly using the name: value syntax. E.g.
	229	boss: hostname
	230	sets self.boss to hostname. In addition, there are access lines of the
	231	form (tb, proj, user) -> (aproj, auser) that map the first tuple of
	232	names to the second for access purposes. Names in the key (left side)
	233	can include "<NONE> or <ANY>" to act as wildcards or to require the
	234	fields to be empty. Similarly aproj or auser can be <SAME> or
	235	<DYNAMIC> indicating that either the matching key is to be used or a
	236	dynamic user or project will be created. These names can also be
	237	federated IDs (fedid's) if prefixed with fedid:. Finally, the aproj
	238	can be followed with a colon-separated list of node types to which that
	239	project has access (or will have access if dynamic).
	240	Testbed attributes outside the forms above can be given using the
	241	format attribute: name value: value. The name is a single word and the
	242	value continues to the end of the line. Empty lines and lines startin
	243	with a # are ignored.
	244
	245	Parsing errors result in a self.parse_error exception being raised.
	246	"""
	247	lineno=0
	248	name_expr = "["+string.ascii_letters + string.digits + "\.\-_]+"
	249	fedid_expr = "fedid:[" + string.hexdigits + "]+"
	250	key_name = "(<ANY>\|<NONE>\|"+fedid_expr + "\|"+ name_expr + ")"
	251	access_proj = "(<DYNAMIC>(?::" + name_expr +")*\|"+ \
	252	"<SAME>" + "(?::" + name_expr + ")*\|" + \
	253	fedid_expr + "(?::" + name_expr + ")*\|" + \
	254	name_expr + "(?::" + name_expr + ")*)"
	255	access_name = "(<DYNAMIC>\|<SAME>\|" + fedid_expr + "\|"+ name_expr + ")"
	256
	257	restricted_re = re.compile("restricted:\s(.)", re.IGNORECASE)
	258	attr_re = re.compile('attribute:\s([\._\-a-z0-9]+)\s+value:\s(.*)',
	259	re.IGNORECASE)
	260	access_re = re.compile('\('+key_name+'\s,\s'+key_name+'\s,\s'+
	261	key_name+'\s\)\s->\s\('+access_proj + '\s,\s*' +
	262	access_name + '\s,\s' + access_name + '\s*\)', re.IGNORECASE)
	263
	264	def parse_name(n):
	265	if n.startswith('fedid:'): return fedid(hexstr=n[len('fedid:'):])
	266	else: return n
	267
	268	def auth_name(n):
	269	if isinstance(n, basestring):
	270	if n =='<any>' or n =='<none>': return None
	271	else: return unicode(n)
	272	else:
	273	return n
	274
	275	f = open(config, "r");
	276	for line in f:
	277	lineno += 1
	278	line = line.strip();
	279	if len(line) == 0 or line.startswith('#'):
	280	continue
	281
	282	# Extended (attribute: x value: y) attribute line
	283	m = attr_re.match(line)
	284	if m != None:
	285	attr, val = m.group(1,2)
	286	self.attrs[attr] = val
	287	continue
	288
	289	# Restricted entry
	290	m = restricted_re.match(line)
	291	if m != None:
	292	val = m.group(1)
	293	self.restricted.append(val)
	294	continue
	295
	296	# Access line (t, p, u) -> (ap, cu, su) line
	297	m = access_re.match(line)
	298	if m != None:
	299	access_key = tuple([ parse_name(x) for x in m.group(1,2,3)])
	300	auth_key = tuple([ auth_name(x) for x in access_key])
	301	aps = m.group(4).split(":");
	302	if aps[0] == 'fedid:':
	303	del aps[0]
	304	aps[0] = fedid(hexstr=aps[0])
	305
	306	cu = parse_name(m.group(5))
	307	su = parse_name(m.group(6))
	308
	309	access_val = (access_project(aps[0], aps[1:]),
	310	parse_name(m.group(5)), parse_name(m.group(6)))
	311
	312	self.access[access_key] = access_val
	313	self.auth.set_attribute(auth_key, "access")
	314	continue
	315
	316	# Nothing matched to here: unknown line - raise exception
	317	f.close()
	318	raise self.parse_error("Unknown statement at line %d of %s" % \
	319	(lineno, config))
	320	f.close()
[72ed6e4]	321
[19cc408]	322	def get_users(self, obj):
[866c983]	323	"""
	324	Return a list of the IDs of the users in dict
	325	"""
	326	if obj.has_key('user'):
	327	return [ unpack_id(u['userID']) \
	328	for u in obj['user'] if u.has_key('userID') ]
	329	else:
	330	return None
[19cc408]	331
[d81971a]	332	def write_state(self):
[866c983]	333	if self.state_filename:
	334	try:
	335	f = open(self.state_filename, 'w')
	336	pickle.dump(self.state, f)
[d3c8759]	337	except EnvironmentError, e:
[866c983]	338	self.log.error("Can't write file %s: %s" % \
	339	(self.state_filename, e))
	340	except pickle.PicklingError, e:
	341	self.log.error("Pickling problem: %s" % e)
	342	except TypeError, e:
	343	self.log.error("Pickling problem (TypeError): %s" % e)
[d81971a]	344
	345
	346	def read_state(self):
[866c983]	347	"""
	348	Read a new copy of access state. Old state is overwritten.
	349
	350	State format is a simple pickling of the state dictionary.
	351	"""
	352	if self.state_filename:
	353	try:
	354	f = open(self.state_filename, "r")
	355	self.state = pickle.load(f)
	356
	357	self.allocation = self.state['allocation']
	358	self.projects = self.state['projects']
	359	self.keys = self.state['keys']
	360	self.types = self.state['types']
	361
	362	self.log.debug("[read_state]: Read state from %s" % \
	363	self.state_filename)
[d3c8759]	364	except EnvironmentError, e:
[866c983]	365	self.log.warning(("[read_state]: No saved state: " +\
	366	"Can't open %s: %s") % (self.state_filename, e))
	367	except EOFError, e:
	368	self.log.warning(("[read_state]: " +\
	369	"Empty or damaged state file: %s:") % \
	370	self.state_filename)
	371	except pickle.UnpicklingError, e:
	372	self.log.warning(("[read_state]: No saved state: " + \
	373	"Unpickling failed: %s") % e)
	374
	375	# Add the ownership attributes to the authorizer. Note that the
	376	# indices of the allocation dict are strings, but the attributes are
	377	# fedids, so there is a conversion.
	378	for k in self.allocation.keys():
	379	for o in self.allocation[k].get('owners', []):
	380	self.auth.set_attribute(o, fedid(hexstr=k))
[eeb0088]	381	if self.allocation[k].has_key('userconfig'):
[fe28bb2]	382	sfid = self.allocation[k]['userconfig']
[eeb0088]	383	fid = fedid(hexstr=sfid)
[fe28bb2]	384	self.auth.set_attribute(fid, "/%s" % sfid)
[3f6bc5f]	385
	386
[19cc408]	387	def permute_wildcards(self, a, p):
[866c983]	388	"""Return a copy of a with various fields wildcarded.
[19cc408]	389
[866c983]	390	The bits of p control the wildcards. A set bit is a wildcard
	391	replacement with the lowest bit being user then project then testbed.
	392	"""
	393	if p & 1: user = ["<any>"]
	394	else: user = a[2]
	395	if p & 2: proj = "<any>"
	396	else: proj = a[1]
	397	if p & 4: tb = "<any>"
	398	else: tb = a[0]
[19cc408]	399
[866c983]	400	return (tb, proj, user)
[19cc408]	401
	402	def find_access(self, search):
[866c983]	403	"""
	404	Search the access DB for a match on this tuple. Return the matching
	405	access tuple and the user that matched.
	406
	407	NB, if the initial tuple fails to match we start inserting wildcards in
	408	an order determined by self.project_priority. Try the list of users in
	409	order (when wildcarded, there's only one user in the list).
	410	"""
	411	if self.project_priority: perm = (0, 1, 2, 3, 4, 5, 6, 7)
	412	else: perm = (0, 2, 1, 3, 4, 6, 5, 7)
	413
	414	for p in perm:
	415	s = self.permute_wildcards(search, p)
	416	# s[2] is None on an anonymous, unwildcarded request
	417	if s[2] != None:
	418	for u in s[2]:
	419	if self.access.has_key((s[0], s[1], u)):
	420	return (self.access[(s[0], s[1], u)], u)
	421	else:
	422	if self.access.has_key(s):
	423	return (self.access[s], None)
	424	return None, None
[19cc408]	425
	426	def lookup_access(self, req, fid):
[866c983]	427	"""
	428	Determine the allowed access for this request. Return the access and
	429	which fields are dynamic.
	430
	431	The fedid is needed to construct the request
	432	"""
[3bddd24]	433	user_re = re.compile("user:\s(.*)")
	434	project_re = re.compile("project:\s(.*)")
	435
[866c983]	436	# Search keys
	437	tb = None
	438	project = None
	439	user = None
	440	# Return values
	441	rp = access_project(None, ())
	442	ru = None
	443
[3bddd24]	444	user = [ user_re.findall(x)[0] for x in req.get('credential', []) \
	445	if user_re.match(x)]
	446	project = [ project_re.findall(x)[0] \
	447	for x in req.get('credential', []) \
	448	if project_re.match(x)]
	449
	450	if len(project) == 1: project = project[0]
	451	elif len(project) == 0: project = None
	452	else:
	453	raise service_error(service_error.req,
	454	"More than one project credential")
	455
[866c983]	456
	457	user_fedids = [ u for u in user if isinstance(u, fedid)]
	458	# Determine how the caller is representing itself. If its fedid shows
	459	# up as a project or a singleton user, let that stand. If neither the
	460	# usernames nor the project name is a fedid, the caller is a testbed.
	461	if project and isinstance(project, fedid):
	462	if project == fid:
	463	# The caller is the project (which is already in the tuple
	464	# passed in to the authorizer)
	465	owners = user_fedids
	466	owners.append(project)
	467	else:
	468	raise service_error(service_error.req,
	469	"Project asserting different fedid")
	470	else:
	471	if fid not in user_fedids:
	472	tb = fid
	473	owners = user_fedids
	474	owners.append(fid)
	475	else:
	476	if len(fedids) > 1:
	477	raise service_error(service_error.req,
	478	"User asserting different fedid")
	479	else:
	480	# Which is a singleton
	481	owners = user_fedids
	482	# Confirm authorization
	483
	484	for u in user:
	485	self.log.debug("[lookup_access] Checking access for %s" % \
	486	((tb, project, u),))
	487	if self.auth.check_attribute((tb, project, u), 'access'):
	488	self.log.debug("[lookup_access] Access granted")
	489	break
	490	else:
	491	self.log.debug("[lookup_access] Access Denied")
	492	else:
	493	raise service_error(service_error.access, "Access denied")
	494
	495	# This maps a valid user to the Emulab projects and users to use
	496	found, user_match = self.find_access((tb, project, user))
	497
	498	if found == None:
	499	raise service_error(service_error.access,
	500	"Access denied - cannot map access")
	501
	502	# resolve <dynamic> and <same> in found
	503	dyn_proj = False
	504	dyn_create_user = False
	505	dyn_service_user = False
	506
	507	if found[0].name == "<same>":
	508	if project != None:
	509	rp.name = project
	510	else :
	511	raise service_error(\
	512	service_error.server_config,
	513	"Project matched <same> when no project given")
	514	elif found[0].name == "<dynamic>":
	515	rp.name = None
	516	dyn_proj = True
	517	else:
	518	rp.name = found[0].name
	519	rp.node_types = found[0].node_types;
	520
	521	if found[1] == "<same>":
	522	if user_match == "<any>":
	523	if user != None: rcu = user[0]
	524	else: raise service_error(\
	525	service_error.server_config,
	526	"Matched <same> on anonymous request")
	527	else:
	528	rcu = user_match
	529	elif found[1] == "<dynamic>":
	530	rcu = None
	531	dyn_create_user = True
	532	else:
	533	rcu = found[1]
	534
	535	if found[2] == "<same>":
	536	if user_match == "<any>":
	537	if user != None: rsu = user[0]
	538	else: raise service_error(\
	539	service_error.server_config,
	540	"Matched <same> on anonymous request")
	541	else:
	542	rsu = user_match
	543	elif found[2] == "<dynamic>":
	544	rsu = None
	545	dyn_service_user = True
	546	else:
	547	rsu = found[2]
	548
	549	return (rp, rcu, rsu), (dyn_create_user, dyn_service_user, dyn_proj),\
	550	owners
[19cc408]	551
[eeb0088]	552	def get_handler(self, path, fid):
	553	self.log.info("Get handler %s %s" % (path, fid))
	554	if self.auth.check_attribute(fid, path) and self.userconfdir:
	555	return ("%s/%s" % (self.userconfdir, path), "application/binary")
	556	else:
	557	return (None, None)
	558
	559	def export_userconf(self, project):
	560	dev_null = None
	561	confid, confcert = generate_fedid("test", dir=self.userconfdir,
	562	log=self.log)
	563	conffilename = "%s/%s" % (self.userconfdir, str(confid))
	564	cf = None
	565	try:
	566	cf = open(conffilename, "w")
	567	os.chmod(conffilename, stat.S_IRUSR \| stat.S_IWUSR)
[d3c8759]	568	except EnvironmentError, e:
[eeb0088]	569	raise service_error(service_error.internal,
	570	"Cannot create user configuration data")
	571
	572	try:
	573	dev_null = open("/dev/null", "a")
[d3c8759]	574	except EnvironmentError, e:
[eeb0088]	575	self.log.error("export_userconf: can't open /dev/null: %s" % e)
	576
	577	cmd = "%s %s" % (self.userconfcmd, project)
	578	conf = subprocess.call(cmd.split(" "),
	579	stdout=cf, stderr=dev_null, close_fds=True)
	580
[fe28bb2]	581	self.auth.set_attribute(confid, "/%s" % str(confid))
[eeb0088]	582
	583	return confid, confcert
	584
[43197eb]	585	def export_SMB(self, id, state, project, user):
	586	return {
	587	'id': id,
	588	'name': 'SMB',
	589	'visibility': 'export',
	590	'server': 'http://fs:139',
	591	'fedAttr': [
	592	{ 'attribute': 'SMBSHARE', 'value': 'USERS' },
	593	{ 'attribute': 'SMBUSER', 'value': user },
	594	{ 'attribute': 'SMBPROJ', 'value': project },
	595	]
	596	}
	597
	598	def export_seer(self, id, state, project, user):
	599	return {
	600	'id': id,
	601	'name': 'seer',
	602	'visibility': 'export',
	603	'server': 'http://control:16606',
	604	}
	605
[e76f38a]	606	def export_local_seer(self, id, state, project, user):
	607	return {
	608	'id': id,
	609	'name': 'local_seer_control',
	610	'visibility': 'export',
	611	'server': 'http://control:16606',
	612	}
	613
[49051fb]	614	def export_seer_master(self, id, state, project, user):
	615	return {
	616	'id': id,
	617	'name': 'seer_master',
	618	'visibility': 'export',
[aa9a417]	619	'server': 'http://seer-master:17707',
[49051fb]	620	}
	621
[43197eb]	622	def export_tmcd(self, id, state, project, user):
	623	return {
	624	'id': id,
	625	'name': 'seer',
	626	'visibility': 'export',
	627	'server': 'http://boss:7777',
	628	}
	629
	630	def export_userconfig(self, id, state, project, user):
	631	if self.userconfdir and self.userconfcmd \
	632	and self.userconfurl:
	633	cid, cert = self.export_userconf(project)
	634	state['userconfig'] = unicode(cid)
	635	return {
	636	'id': id,
	637	'name': 'userconfig',
	638	'visibility': 'export',
	639	'server': "%s/%s" % (self.userconfurl, str(cid)),
	640	'fedAttr': [
	641	{ 'attribute': 'cert', 'value': cert },
	642	]
	643	}
	644	else:
	645	return None
[eeb0088]	646
[e02cd14]	647	def export_services(self, sreq, project, user):
	648	exp = [ ]
[eeb0088]	649	state = { }
	650	# XXX: Filthy shortcut here using http: so urlparse will give the right
[e02cd14]	651	# answers.
	652	for s in sreq:
	653	sname = s.get('name', '')
	654	svis = s.get('visibility', '')
	655	if svis == 'export':
	656	if sname in self.exports:
[43197eb]	657	id = s.get('id', 'no_id')
[e02cd14]	658	if sname == 'SMB':
[43197eb]	659	exp.append(self.export_SMB(id, state, project, user))
[e02cd14]	660	elif sname == 'seer':
[43197eb]	661	exp.append(self.export_seer(id, state, project, user))
[e02cd14]	662	elif sname == 'tmcd':
[43197eb]	663	exp.append(self.export_tmcd(id, state, project, user))
[eeb0088]	664	elif sname == 'userconfig':
[43197eb]	665	exp.append(self.export_userconfig(id, state,
	666	project, user))
	667	elif sname == 'project_export':
	668	exp.append(self.export_SMB(id, state, project, user))
[acaa9b9]	669	#exp.append(self.export_seer(id, state, project, user))
[43197eb]	670	exp.append(self.export_userconfig(id, state,
	671	project, user))
[e76f38a]	672	elif sname == 'local_seer_control':
	673	exp.append(self.export_local_seer(id, state, project,
	674	user))
[49051fb]	675	elif sname == 'seer_master':
	676	exp.append(self.export_seer_master(id, state, project,
	677	user))
[eeb0088]	678	return (exp, state)
[e02cd14]	679
	680	def build_response(self, alloc_id, ap, services):
[866c983]	681	"""
	682	Create the SOAP response.
	683
	684	Build the dictionary description of the response and use
	685	fedd_utils.pack_soap to create the soap message. ap is the allocate
	686	project message returned from a remote project allocation (even if that
	687	allocation was done locally).
	688	"""
	689	# Because alloc_id is already a fedd_services_types.IDType_Holder,
	690	# there's no need to repack it
	691	msg = {
	692	'allocID': alloc_id,
[4afcfc4]	693	'fedAttr': [
	694	{ 'attribute': 'domain', 'value': self.domain } ,
	695	{ 'attribute': 'project', 'value':
	696	ap['project'].get('name', {}).get('localname', "???") },
	697	]
[866c983]	698	}
	699	if len(self.attrs) > 0:
[4afcfc4]	700	msg['fedAttr'].extend(
[866c983]	701	[ { 'attribute': x, 'value' : y } \
[4afcfc4]	702	for x,y in self.attrs.iteritems()])
[e02cd14]	703
	704	if services:
	705	msg['service'] = services
[866c983]	706	return msg
[19cc408]	707
	708	def RequestAccess(self, req, fid):
[866c983]	709	"""
	710	Handle the access request. Proxy if not for us.
	711
	712	Parse out the fields and make the allocations or rejections if for us,
	713	otherwise, assuming we're willing to proxy, proxy the request out.
	714	"""
	715
	716	def gateway_hardware(h):
	717	if h == 'GWTYPE': return self.attrs.get('connectorType', 'GWTYPE')
	718	else: return h
	719
[43197eb]	720	def get_export_project(svcs):
	721	"""
	722	if the service requests includes one to export a project, return
	723	that project.
	724	"""
	725	rv = None
	726	for s in svcs:
	727	if s.get('name', '') == 'project_export' and \
	728	s.get('visibility', '') == 'export':
	729	if not rv:
	730	for a in s.get('feddAttr', []):
	731	if a.get('attribute', '') == 'project' \
	732	and 'value' in a:
	733	rv = a['value']
	734	else:
	735	raise service_error(service_error, access,
	736	'Requesting multiple project exports is ' + \
	737	'not supported');
	738	return rv
	739
[866c983]	740	# The dance to get into the request body
	741	if req.has_key('RequestAccessRequestBody'):
	742	req = req['RequestAccessRequestBody']
	743	else:
	744	raise service_error(service_error.req, "No request!?")
	745
	746	if req.has_key('destinationTestbed'):
	747	dt = unpack_id(req['destinationTestbed'])
	748
	749	if dt == None or dt in self.testbed:
	750	# Request for this fedd
	751	found, dyn, owners = self.lookup_access(req, fid)
	752	restricted = None
	753	ap = None
	754
[43197eb]	755	# if this includes a project export request and the exported
	756	# project is not the access project, access denied.
	757	if 'service' in req:
	758	ep = get_export_project(req['service'])
	759	if ep and ep != found[0].name:
[866c983]	760	raise service_error(service_error.access,
	761	"Cannot export %s" % ep)
	762
[d8442da]	763	# XXX
[866c983]	764	# Check for access to restricted nodes
	765	if req.has_key('resources') and req['resources'].has_key('node'):
	766	resources = req['resources']
	767	restricted = [ gateway_hardware(t) for n in resources['node'] \
	768	if n.has_key('hardware') \
	769	for t in n['hardware'] \
	770	if gateway_hardware(t) \
	771	in self.restricted ]
	772	inaccessible = [ t for t in restricted \
	773	if t not in found[0].node_types]
	774	if len(inaccessible) > 0:
	775	raise service_error(service_error.access,
	776	"Access denied (nodetypes %s)" % \
	777	str(', ').join(inaccessible))
[d8442da]	778	# XXX
[3bddd24]	779
	780	# These were passed around before, but now are hidden from users
	781	# and configurators alike, beyond a configuration file entry.
	782	create_ssh = [ self.ssh_pubkey_file ]
	783	service_ssh = [ self.ssh_pubkey_file ]
[866c983]	784
	785	if len(create_ssh) > 0 and len(service_ssh) >0:
	786	if dyn[1]:
	787	# Compose the dynamic project request
	788	# (only dynamic, dynamic currently allowed)
	789	preq = { 'AllocateProjectRequestBody': \
	790	{ 'project' : {\
	791	'user': [ \
	792	{ \
	793	'access': [ { 'sshPubkey': s } \
	794	for s in service_ssh ],
	795	'role': "serviceAccess",\
	796	}, \
	797	{ \
	798	'access': [ { 'sshPubkey': s } \
	799	for s in create_ssh ],
	800	'role': "experimentCreation",\
	801	}, \
	802	], \
	803	}\
	804	}\
	805	}
	806	if restricted != None and len(restricted) > 0:
	807	preq['AllocateProjectRequestBody']['resources'] = \
	808	{'node': [ { 'hardware' : [ h ] } \
	809	for h in restricted ] }
	810	ap = self.allocate_project.dynamic_project(preq)
	811	else:
	812	preq = {'StaticProjectRequestBody' : \
	813	{ 'project': \
	814	{ 'name' : { 'localname' : found[0].name },\
	815	'user' : [ \
	816	{\
	817	'userID': { 'localname' : found[1] }, \
	818	'access': [ { 'sshPubkey': s }
	819	for s in create_ssh ],
	820	'role': 'experimentCreation'\
	821	},\
	822	{\
	823	'userID': { 'localname' : found[2] }, \
	824	'access': [ { 'sshPubkey': s }
	825	for s in service_ssh ],
	826	'role': 'serviceAccess'\
	827	},\
	828	]}\
	829	}\
	830	}
	831	if restricted != None and len(restricted) > 0:
	832	preq['StaticProjectRequestBody']['resources'] = \
	833	{'node': [ { 'hardware' : [ h ] } \
	834	for h in restricted ] }
	835	ap = self.allocate_project.static_project(preq)
	836	else:
	837	raise service_error(service_error.req,
	838	"SSH access parameters required")
	839	# keep track of what's been added
	840	allocID, alloc_cert = generate_fedid(subj="alloc", log=self.log)
	841	aid = unicode(allocID)
	842
	843	self.state_lock.acquire()
	844	self.allocation[aid] = { }
	845	try:
	846	pname = ap['project']['name']['localname']
	847	except KeyError:
	848	pname = None
	849
	850	if dyn[1]:
	851	if not pname:
	852	self.state_lock.release()
	853	raise service_error(service_error.internal,
	854	"Misformed allocation response?")
	855	if self.projects.has_key(pname): self.projects[pname] += 1
	856	else: self.projects[pname] = 1
	857	self.allocation[aid]['project'] = pname
[ecca6eb]	858	else:
	859	# sproject is a static project associated with this allocation.
	860	self.allocation[aid]['sproject'] = pname
[866c983]	861
	862	if ap.has_key('resources'):
	863	if not pname:
	864	self.state_lock.release()
	865	raise service_error(service_error.internal,
	866	"Misformed allocation response?")
	867	self.allocation[aid]['types'] = set()
	868	nodes = ap['resources'].get('node', [])
	869	for n in nodes:
	870	for h in n.get('hardware', []):
	871	if self.types.has_key((pname, h)):
	872	self.types[(pname, h)] += 1
	873	else:
	874	self.types[(pname, h)] = 1
	875	self.allocation[aid]['types'].add((pname,h))
	876
	877
	878	self.allocation[aid]['keys'] = [ ]
	879
	880	try:
	881	for u in ap['project']['user']:
	882	uname = u['userID']['localname']
[ecca6eb]	883	if u['role'] == 'experimentCreation':
	884	self.allocation[aid]['user'] = uname
[866c983]	885	for k in [ k['sshPubkey'] for k in u['access'] \
	886	if k.has_key('sshPubkey') ]:
	887	kv = "%s:%s" % (uname, k)
	888	if self.keys.has_key(kv): self.keys[kv] += 1
	889	else: self.keys[kv] = 1
	890	self.allocation[aid]['keys'].append((uname, k))
	891	except KeyError:
	892	self.state_lock.release()
	893	raise service_error(service_error.internal,
	894	"Misformed allocation response?")
	895
	896	self.allocation[aid]['owners'] = owners
[eeb0088]	897	services, svc_state = self.export_services(req.get('service',[]),
	898	pname, uname)
	899	# Store services state in global state
	900	for k, v in svc_state.items():
	901	self.allocation[aid][k] = v
[866c983]	902	self.write_state()
	903	self.state_lock.release()
	904	for o in owners:
	905	self.auth.set_attribute(o, allocID)
[6c57fe9]	906	try:
	907	f = open("%s/%s.pem" % (self.certdir, aid), "w")
	908	print >>f, alloc_cert
	909	f.close()
[d3c8759]	910	except EnvironmentError, e:
[6c57fe9]	911	raise service_error(service_error.internal,
	912	"Can't open %s/%s : %s" % (self.certdir, aid, e))
[e02cd14]	913	resp = self.build_response({ 'fedid': allocID } , ap, services)
[866c983]	914	return resp
	915	else:
	916	if self.allow_proxy:
	917	resp = self.proxy_RequestAccess.call_service(dt, req,
	918	self.cert_file, self.cert_pwd,
	919	self.trusted_certs)
	920	if resp.has_key('RequestAccessResponseBody'):
	921	return resp['RequestAccessResponseBody']
	922	else:
	923	return None
	924	else:
	925	raise service_error(service_error.access,
	926	"Access proxying denied")
[d81971a]	927
	928	def ReleaseAccess(self, req, fid):
[866c983]	929	# The dance to get into the request body
	930	if req.has_key('ReleaseAccessRequestBody'):
	931	req = req['ReleaseAccessRequestBody']
	932	else:
	933	raise service_error(service_error.req, "No request!?")
	934
	935	if req.has_key('destinationTestbed'):
	936	dt = unpack_id(req['destinationTestbed'])
	937	else:
	938	dt = None
	939
	940	if dt == None or dt in self.testbed:
	941	# Local request
	942	try:
	943	if req['allocID'].has_key('localname'):
	944	auth_attr = aid = req['allocID']['localname']
	945	elif req['allocID'].has_key('fedid'):
	946	aid = unicode(req['allocID']['fedid'])
	947	auth_attr = req['allocID']['fedid']
	948	else:
	949	raise service_error(service_error.req,
	950	"Only localnames and fedids are understood")
	951	except KeyError:
	952	raise service_error(service_error.req, "Badly formed request")
	953
	954	self.log.debug("[access] deallocation requested for %s", aid)
	955	if not self.auth.check_attribute(fid, auth_attr):
	956	self.log.debug("[access] deallocation denied for %s", aid)
	957	raise service_error(service_error.access, "Access Denied")
	958
	959	# If we know this allocation, reduce the reference counts and
	960	# remove the local allocations. Otherwise report an error. If
	961	# there is an allocation to delete, del_users will be a dictonary
	962	# of sets where the key is the user that owns the keys in the set.
	963	# We use a set to avoid duplicates. del_project is just the name
	964	# of any dynamic project to delete. We're somewhat lazy about
	965	# deleting authorization attributes. Having access to something
	966	# that doesn't exist isn't harmful.
	967	del_users = { }
	968	del_project = None
	969	del_types = set()
	970
	971	if self.allocation.has_key(aid):
	972	self.log.debug("Found allocation for %s" %aid)
	973	self.state_lock.acquire()
	974	for k in self.allocation[aid]['keys']:
	975	kk = "%s:%s" % k
	976	self.keys[kk] -= 1
	977	if self.keys[kk] == 0:
	978	if not del_users.has_key(k[0]):
	979	del_users[k[0]] = set()
	980	del_users[k[0]].add(k[1])
	981	del self.keys[kk]
	982
	983	if self.allocation[aid].has_key('project'):
	984	pname = self.allocation[aid]['project']
	985	self.projects[pname] -= 1
	986	if self.projects[pname] == 0:
	987	del_project = pname
	988	del self.projects[pname]
	989
	990	if self.allocation[aid].has_key('types'):
	991	for t in self.allocation[aid]['types']:
	992	self.types[t] -= 1
	993	if self.types[t] == 0:
	994	if not del_project: del_project = t[0]
	995	del_types.add(t[1])
	996	del self.types[t]
	997
	998	del self.allocation[aid]
	999	self.write_state()
	1000	self.state_lock.release()
	1001	# If we actually have resources to deallocate, prepare the call.
	1002	if del_project or del_users:
	1003	msg = { 'project': { }}
	1004	if del_project:
	1005	msg['project']['name']= {'localname': del_project}
	1006	users = [ ]
	1007	for u in del_users.keys():
	1008	users.append({ 'userID': { 'localname': u },\
	1009	'access' : \
	1010	[ {'sshPubkey' : s } for s in del_users[u]]\
	1011	})
	1012	if users:
	1013	msg['project']['user'] = users
	1014	if len(del_types) > 0:
	1015	msg['resources'] = { 'node': \
	1016	[ {'hardware': [ h ] } for h in del_types ]\
	1017	}
	1018	if self.allocate_project.release_project:
	1019	msg = { 'ReleaseProjectRequestBody' : msg}
	1020	self.allocate_project.release_project(msg)
[f07fa49]	1021	# And remove the access cert
	1022	cf = "%s/%s.pem" % (self.certdir, aid)
	1023	self.log.debug("Removing %s" % cf)
	1024	os.remove(cf)
[866c983]	1025	return { 'allocID': req['allocID'] }
	1026	else:
	1027	raise service_error(service_error.req, "No such allocation")
	1028
	1029	else:
	1030	if self.allow_proxy:
	1031	resp = self.proxy_ReleaseAccess.call_service(dt, req,
	1032	self.cert_file, self.cert_pwd,
	1033	self.trusted_certs)
	1034	if resp.has_key('ReleaseAccessResponseBody'):
	1035	return resp['ReleaseAccessResponseBody']
	1036	else:
	1037	return None
	1038	else:
	1039	raise service_error(service_error.access,
	1040	"Access proxying denied")
[d81971a]	1041
[f9ef40b]	1042	def generate_portal_configs(self, topo, pubkey_base, secretkey_base,
[e02cd14]	1043	tmpdir, master, lproj, leid, connInfo, services):
	1044
	1045	def conninfo_to_dict(key, info):
	1046	"""
	1047	Make a cpoy of the connection information about key, and flatten it
	1048	into a single dict by parsing out any feddAttrs.
	1049	"""
	1050
	1051	rv = None
	1052	for i in info:
[617592b]	1053	if key == i.get('portal', "") or \
	1054	key in [e.get('element', "") \
	1055	for e in i.get('member', [])]:
[e02cd14]	1056	rv = i.copy()
	1057	break
[617592b]	1058
[e02cd14]	1059	else:
	1060	return rv
	1061
	1062	if 'fedAttr' in rv:
	1063	for a in rv['fedAttr']:
	1064	attr = a.get('attribute', "")
	1065	val = a.get('value', "")
	1066	if attr and attr not in rv:
	1067	rv[attr] = val
	1068	del rv['fedAttr']
	1069	return rv
	1070
	1071	# XXX: un hardcode this
[b7f6ccc]	1072	def client_null(f, s):
	1073	print >>f, "Service: %s" % s['name']
[e02cd14]	1074
[49051fb]	1075	def client_seer_master(f, s):
[aa9a417]	1076	print >>f, 'PortalAlias: seer-master';
[49051fb]	1077
[e02cd14]	1078	def client_smb(f, s):
[b7f6ccc]	1079	print >>f, "Service: %s" % s['name']
[e02cd14]	1080	smbshare = None
	1081	smbuser = None
	1082	smbproj = None
	1083	for a in s.get('fedAttr', []):
	1084	if a.get('attribute', '') == 'SMBSHARE':
	1085	smbshare = a.get('value', None)
	1086	elif a.get('attribute', '') == 'SMBUSER':
	1087	smbuser = a.get('value', None)
	1088	elif a.get('attribute', '') == 'SMBPROJ':
	1089	smbproj = a.get('value', None)
	1090
	1091	if all((smbshare, smbuser, smbproj)):
	1092	print >>f, "SMBshare: %s" % smbshare
	1093	print >>f, "ProjectUser: %s" % smbuser
	1094	print >>f, "ProjectName: %s" % smbproj
	1095
	1096	client_service_out = {
	1097	'SMB': client_smb,
	1098	'tmcd': client_null,
	1099	'seer': client_null,
	1100	'userconfig': client_null,
[43197eb]	1101	'project_export': client_null,
[49051fb]	1102	'seer_master': client_seer_master,
	1103	}
	1104
	1105	def client_seer_master_export(f, s):
[aa9a417]	1106	print >>f, "AddedNode: seer-master"
[49051fb]	1107
	1108	def client_seer_local_export(f, s):
	1109	print >>f, "AddedNode: control"
	1110
	1111	client_export_service_out = {
	1112	'seer_master': client_seer_master_export,
[acaa9b9]	1113	'local_seer_control': client_seer_local_export,
[e02cd14]	1114	}
[9b3627e]	1115
	1116	def server_port(f, s):
	1117	p = urlparse(s.get('server', 'http://localhost'))
	1118	print >>f, 'port: remote:%s:%s:%s' % (p.port, p.hostname, p.port)
	1119
	1120	def server_null(f,s): pass
	1121
	1122	def server_seer(f, s):
[43197eb]	1123	print >>f, 'seer: True'
[9b3627e]	1124
	1125	server_service_out = {
	1126	'SMB': server_port,
	1127	'tmcd': server_port,
	1128	'userconfig': server_null,
[43197eb]	1129	'project_export': server_null,
[9b3627e]	1130	'seer': server_seer,
[49051fb]	1131	'seer_master': server_port,
[9b3627e]	1132	}
[e02cd14]	1133	# XXX: end un hardcode this
	1134
[ecca6eb]	1135
	1136	seer_out = False
[1da6a23]	1137	client_out = False
[e76f38a]	1138	mproj = None
	1139	mexp = None
	1140	control_gw = None
	1141	testbed = ""
	1142	# Create configuration files for the portals
[e2a7a413]	1143	for e in [ e for e in topo.elements \
[f9ef40b]	1144	if isinstance(e, topdl.Computer) and e.get_attribute('portal')]:
[49051fb]	1145	myname = e.name
[ecca6eb]	1146	type = e.get_attribute('portal_type')
[f9ef40b]	1147
[e02cd14]	1148	info = conninfo_to_dict(myname, connInfo)
	1149
	1150	if not info:
	1151	raise service_error(service_error.req,
	1152	"No connectivity info for %s" % myname)
	1153
	1154	peer = info.get('peer', "")
	1155	ldomain = self.domain;
[593e901]	1156	ssh_port = info.get('ssh_port', 22)
[e02cd14]	1157
[e76f38a]	1158	# Collect this for the client.conf file
	1159	if 'masterexperiment' in info:
	1160	mproj, meid = info['masterexperiment'].split("/", 1)
	1161
	1162	if type in ('control', 'both'):
	1163	testbed = e.get_attribute('testbed')
	1164	control_gw = myname
[e02cd14]	1165
	1166	active = info.get('active', 'False')
	1167
[0297248]	1168	cfn = "%s/%s.gw.conf" % (tmpdir, myname.lower())
[1da6a23]	1169	tunnelconfig = self.attrs.has_key('TunnelCfg')
[f9ef40b]	1170	try:
	1171	f = open(cfn, "w")
[0297248]	1172	if active == 'True':
[d87778f]	1173	print >>f, "active: True"
[593e901]	1174	print >>f, "ssh_port: %s" % ssh_port
[0297248]	1175	if type in ('control', 'both'):
[e02cd14]	1176	for s in [s for s in services \
	1177	if s.get('name', "") in self.imports]:
[9b3627e]	1178	server_service_out[s['name']](f, s)
[0297248]	1179
	1180	if tunnelconfig:
	1181	print >>f, "tunnelip: %s" % tunnelconfig
[e02cd14]	1182	print >>f, "peer: %s" % peer.lower()
[0297248]	1183	print >>f, "ssh_pubkey: /proj/%s/exp/%s/tmp/%s" % \
[f9ef40b]	1184	(lproj, leid, pubkey_base)
[0297248]	1185	print >>f, "ssh_privkey: /proj/%s/exp/%s/tmp/%s" % \
[f9ef40b]	1186	(lproj, leid, secretkey_base)
	1187	f.close()
[d3c8759]	1188	except EnvironmentError, e:
[f9ef40b]	1189	raise service_error(service_error.internal,
	1190	"Can't write protal config %s: %s" % (cfn, e))
[1da6a23]	1191
[e76f38a]	1192	# Done with portals, write the client config file.
	1193	try:
	1194	f = open("%s/client.conf" % tmpdir, "w")
	1195	if control_gw:
	1196	print >>f, "ControlGateway: %s.%s.%s%s" % \
	1197	(myname.lower(), leid.lower(), lproj.lower(),
	1198	ldomain.lower())
	1199	for s in services:
	1200	if s.get('name',"") in self.imports and \
	1201	s.get('visibility','') == 'import':
	1202	client_service_out[s['name']](f, s)
[49051fb]	1203	if s.get('name', '') in self.exports and \
	1204	s.get('visibility', '') == 'export' and \
	1205	s['name'] in client_export_service_out:
	1206	client_export_service_out[s['name']](f, s)
[e76f38a]	1207	# Seer uses this.
	1208	if mproj and meid:
	1209	print >>f, "ExperimentID: %s/%s" % (mproj, meid)
	1210	# Better way...
	1211	if testbed == master:
	1212	print >>f, "SEERBase: True"
	1213	f.close()
[d3c8759]	1214	except EnvironmentError, e:
[e76f38a]	1215	raise service_error(service_error.internal,
	1216	"Cannot write client.conf: %s" %s)
[ecca6eb]	1217
[617592b]	1218	def generate_ns2(self, topo, expfn, softdir, master, connInfo):
	1219	class dragon_commands:
	1220	"""
	1221	Functor to spit out approrpiate dragon commands for nodes listed in
	1222	the connectivity description. The constructor makes a dict mapping
	1223	dragon nodes to their parameters and the __call__ checks each
	1224	element in turn for membership.
	1225	"""
	1226	def __init__(self, map):
	1227	self.node_info = map
	1228
	1229	def __call__(self, e):
	1230	s = ""
	1231	if isinstance(e, topdl.Computer):
[49051fb]	1232	if self.node_info.has_key(e.name):
[fefa026]	1233	info = self.node_info[e.name]
	1234	for ifname, vlan, type in info:
[617592b]	1235	for i in e.interface:
	1236	if i.name == ifname:
	1237	addr = i.get_attribute('ip4_address')
	1238	subs = i.substrate[0]
	1239	break
	1240	else:
	1241	raise service_error(service_error.internal,
	1242	"No interface %s on element %s" % \
[49051fb]	1243	(ifname, e.name))
[1cf8e2c]	1244	# XXX: do netmask right
[617592b]	1245	if type =='link':
[8fc0606]	1246	s = ("tb-allow-external ${%s} dragonportal " + \
[1cf8e2c]	1247	"ip %s vlan %s netmask 255.255.255.0\n") % \
[49051fb]	1248	(e.name, addr, vlan)
[617592b]	1249	elif type =='lan':
[8fc0606]	1250	s = ("tb-allow-external ${%s} dragonportal " + \
[617592b]	1251	"ip %s vlan %s usurp %s\n") % \
[49051fb]	1252	(e.name, addr, vlan, subs)
[617592b]	1253	else:
	1254	raise service_error(service_error_internal,
	1255	"Unknown DRAGON type %s" % type)
	1256	return s
	1257
	1258	class not_dragon:
	1259	def __init__(self, map):
	1260	self.nodes = set(map.keys())
	1261
	1262	def __call__(self, e):
[49051fb]	1263	return e.name not in self.nodes
[69692a9]	1264
[9b3627e]	1265
[ecca6eb]	1266	t = topo.clone()
	1267
[617592b]	1268	dragon_map = { }
	1269	for i in [ i for i in connInfo if i['type'] == 'transit']:
	1270	for a in i.get('fedAttr', []):
	1271	if a['attribute'] == 'vlan_id':
	1272	vlan = a['value']
	1273	break
	1274	else:
	1275	raise service_error(service_error.internal,
	1276	"No vlan tag")
	1277	members = i.get('member', [])
	1278	if len(members) > 1: type = 'lan'
	1279	else: type = 'link'
	1280
	1281	try:
	1282	for m in members:
	1283	if dragon_map.has_key(m['element']):
	1284	dragon_map[m['element']].append(( m['interface'],
	1285	vlan, type))
	1286	else:
	1287	dragon_map[m['element']] = [( m['interface'],
	1288	vlan, type),]
	1289	except KeyError:
	1290	raise service_error(service_error.req,
	1291	"Missing connectivity info")
	1292
[43649f1]	1293	# The startcmds for master and slave testbeds
	1294	if master:
	1295	gate_cmd = self.attrs.get('MasterConnectorStartCmd', '/bin/true')
	1296	node_cmd = self.attrs.get('MasterNodeStartCmd', 'bin/true')
	1297	else:
	1298	gate_cmd = self.attrs.get('SlaveConnectorStartCmd', '/bin/true')
	1299	node_cmd = self.attrs.get('SlaveNodeStartCmd', 'bin/true')
[0297248]	1300
[35aa3ae]	1301	# Weed out the things we aren't going to instantiate: Segments, portal
	1302	# substrates, and portal interfaces. (The copy in the for loop allows
	1303	# us to delete from e.elements in side the for loop). While we're
	1304	# touching all the elements, we also adjust paths from the original
	1305	# testbed to local testbed paths and put the federation commands into
	1306	# the start commands
	1307	for e in [e for e in t.elements]:
	1308	if isinstance(e, topdl.Segment):
	1309	t.elements.remove(e)
[43649f1]	1310	if isinstance(e, topdl.Computer):
[e76f38a]	1311	self.add_kit(e, self.federation_software)
[35aa3ae]	1312	if e.get_attribute('portal') and gate_cmd:
[9b3627e]	1313	# Add local portal support software
[e76f38a]	1314	self.add_kit(e, self.portal_software)
[43649f1]	1315	# Portals never have a user-specified start command
	1316	e.set_attribute('startup', gate_cmd)
[35aa3ae]	1317	elif node_cmd:
[43649f1]	1318	if e.get_attribute('startup'):
[d87778f]	1319	e.set_attribute('startup', "%s \\$USER '%s'" % \
[43649f1]	1320	(node_cmd, e.get_attribute('startup')))
	1321	else:
[d87778f]	1322	e.set_attribute('startup', node_cmd)
[0297248]	1323
[49051fb]	1324	dinf = [i[0] for i in dragon_map.get(e.name, []) ]
[35aa3ae]	1325	# Remove portal interfaces that do not connect to DRAGON
	1326	e.interface = [i for i in e.interface \
[617592b]	1327	if not i.get_attribute('portal') or i.name in dinf ]
[9b3627e]	1328	# Fix software paths
	1329	for s in getattr(e, 'software', []):
	1330	s.location = re.sub("^.*/", softdir, s.location)
[35aa3ae]	1331
	1332	t.substrates = [ s.clone() for s in t.substrates ]
	1333	t.incorporate_elements()
[ecca6eb]	1334
	1335	# Customize the ns2 output for local portal commands and images
	1336	filters = []
	1337
[43649f1]	1338	# NB: these are extra commands issued for the node, not the startcmds
	1339	if master: cmd = self.attrs.get('MasterConnectorCmd', '')
	1340	else: cmd = self.attrs.get('SlaveConnectorCmd', '')
[ecca6eb]	1341
[69692a9]	1342	if self.attrs.has_key('dragon'):
[617592b]	1343	add_filter = not_dragon(dragon_map)
	1344	filters.append(dragon_commands(dragon_map))
[69692a9]	1345	else:
	1346	add_filter = None
	1347
[43649f1]	1348	if cmd:
	1349	filters.append(topdl.generate_portal_command_filter(cmd,
	1350	add_filter=add_filter))
[ecca6eb]	1351
	1352	if self.attrs.has_key('connectorImage'):
	1353	filters.append(topdl.generate_portal_image_filter(
	1354	self.attrs.get('connectorImage')))
	1355
	1356	if self.attrs.has_key('connectorType'):
	1357	filters.append(topdl.generate_portal_hardware_filter(
	1358	self.attrs.get('connectorType')))
	1359
	1360	# Convert to ns and write it out
	1361	expfile = topdl.topology_to_ns2(t, filters)
	1362	try:
	1363	f = open(expfn, "w")
	1364	print >>f, expfile
	1365	f.close()
[d3c8759]	1366	except EnvironmentError:
[ecca6eb]	1367	raise service_error(service_error.internal,
	1368	"Cannot write experiment file %s: %s" % (expfn,e))
[f9ef40b]	1369
[2761484]	1370	def export_store_info(self, cf, proj, ename, connInfo):
	1371	"""
	1372	For the export requests in the connection info, install the peer names
	1373	at the experiment controller via SetValue calls.
	1374	"""
	1375
	1376	for c in connInfo:
	1377	for p in [ p for p in c.get('parameter', []) \
	1378	if p.get('type', '') == 'output']:
	1379
[6280b1f]	1380	if p.get('name', '') == 'peer':
	1381	k = p.get('key', None)
	1382	surl = p.get('store', None)
	1383	if surl and k and k.index('/') != -1:
	1384	value = "%s.%s.%s%s" % \
	1385	(k[k.index('/')+1:], ename, proj, self.domain)
	1386	req = { 'name': k, 'value': value }
[d8442da]	1387	self.log.debug("Setting %s to %s on %s" % \
	1388	(k, value, surl))
[2ee4226]	1389	self.call_SetValue(surl, req, cf)
[6280b1f]	1390	else:
	1391	self.log.error("Bad export request: %s" % p)
	1392	elif p.get('name', '') == 'ssh_port':
	1393	k = p.get('key', None)
	1394	surl = p.get('store', None)
	1395	if surl and k:
	1396	req = { 'name': k, 'value': self.ssh_port }
[d8442da]	1397	self.log.debug("Setting %s to %s on %s" % \
	1398	(k, self.ssh_port, surl))
[2ee4226]	1399	self.call_SetValue(surl, req, cf)
[6280b1f]	1400	else:
	1401	self.log.error("Bad export request: %s" % p)
	1402	else:
[2761484]	1403	self.log.error("Unknown export parameter: %s" % \
	1404	p.get('name'))
	1405	continue
	1406
	1407	def import_store_info(self, cf, connInfo):
	1408	"""
	1409	Pull any import parameters in connInfo in. We translate them either
	1410	into known member names or fedAddrs.
	1411	"""
	1412
	1413	for c in connInfo:
	1414	for p in [ p for p in c.get('parameter', []) \
	1415	if p.get('type', '') == 'input']:
	1416	name = p.get('name', None)
	1417	key = p.get('key', None)
	1418	store = p.get('store', None)
	1419
	1420	if name and key and store :
	1421	req = { 'name': key, 'wait': True }
[d8442da]	1422	self.log.debug("Waiting for %s (%s) from %s" % \
	1423	(name, key, store))
[2ee4226]	1424	r = self.call_GetValue(store, req, cf)
[2761484]	1425	r = r.get('GetValueResponseBody', None)
	1426	if r :
	1427	if r.get('name', '') == key:
	1428	v = r.get('value', None)
	1429	if v is not None:
	1430	if name == 'peer':
[d8442da]	1431	self.log.debug("Got peer %s" % v)
[2761484]	1432	c['peer'] = v
	1433	else:
[d8442da]	1434	self.log.debug("Got %s %s" % (name, v))
[2761484]	1435	if c.has_key('fedAttr'):
	1436	c['fedAttr'].append({
[8353ac6]	1437	'attribute': name, 'value': v})
[2761484]	1438	else:
	1439	c['fedAttr']= [{
[8353ac6]	1440	'attribute': name, 'value': v}]
[2761484]	1441	else:
	1442	raise service_error(service_error.internal,
	1443	'None value exported for %s' % key)
	1444	else:
	1445	raise service_error(service_error.internal,
	1446	'Different name returned for %s: %s' \
	1447	% (key, r.get('name','')))
	1448	else:
	1449	raise service_error(service_error.internal,
	1450	'Badly formatted response: no GetValueResponseBody')
	1451	else:
	1452	raise service_error(service_error.internal,
	1453	'Bad Services missing info for import %s' % c)
	1454
[49051fb]	1455	def configure_userconf(self, services):
	1456	"""
	1457	If the userconf service was imported, collect the configuration data.
	1458	"""
	1459	for s in services:
	1460	s_name = s.get('name', '')
	1461	s_vis = s.get('visibility','')
	1462	if s_name == 'userconfig' and s_vis == 'import':
	1463	# Collect ther server and certificate info.
	1464	u = s.get('server', None)
	1465	for a in s.get('fedAttr', []):
	1466	if a.get('attribute',"") == 'cert':
	1467	cert = a.get('value', None)
	1468	break
	1469	else:
	1470	cert = None
	1471
	1472	if cert:
	1473	# Make a temporary certificate file for get_url. The
	1474	# finally clause removes it whether something goes
	1475	# wrong (including an exception from get_url) or not.
	1476	try:
	1477	tfos, tn = tempfile.mkstemp(suffix=".pem")
	1478	tf = os.fdopen(tfos, 'w')
	1479	print >>tf, cert
	1480	tf.close()
	1481	self.log.debug("Getting userconf info: %s" % u)
	1482	get_url(u, tn, tmpdir, "userconf")
	1483	self.log.debug("Got userconf info: %s" % u)
[d3c8759]	1484	except EnvironmentError, e:
[49051fb]	1485	raise service_error(service.error.internal,
	1486	"Cannot create temp file for " +
	1487	"userconfig certificates: %s e")
	1488	except:
	1489	t, v, st = sys.exc_info()
	1490	raise service_error(service_error.internal,
	1491	"Error retrieving %s: %s" % (s, v))
	1492	finally:
	1493	if tn: os.remove(tn)
	1494	else:
	1495	raise service_error(service_error.req,
	1496	"No certificate for retreiving userconfig")
	1497	break
	1498
	1499	def add_seer_node(self, topo, name, startup):
	1500	"""
	1501	Add a seer node to the given topology, with the startup command passed
	1502	in.
	1503	"""
	1504	c_node = topdl.Computer(
	1505	name=name,
	1506	os= topdl.OperatingSystem(
	1507	attribute=[
	1508	{ 'attribute': 'osid',
	1509	'value': self.local_seer_image },
	1510	]),
	1511	attribute=[
	1512	{ 'attribute': 'startup', 'value': startup },
	1513	]
	1514	)
	1515	self.add_kit(c_node, self.local_seer_software)
	1516	topo.elements.append(c_node)
	1517
	1518	def configure_seer_services(self, services, topo, softdir):
	1519	local_seer = False
	1520	collect_seer = False
	1521	seer_master= False
	1522	for s in services:
	1523	s_name = s.get('name', '')
	1524	s_vis = s.get('visibility','')
	1525
	1526	if s_name == 'local_seer_control' and s_vis == 'export':
	1527	local_seer = True
	1528	elif s_name == 'seer_master':
	1529	if s_vis == 'import':
	1530	collect_seer = True
	1531	elif s_vis == 'export':
	1532	seer_master = True
	1533
	1534	# We've got the whole picture now, so add nodes if needed and configure
	1535	# them to interconnect properly.
	1536	if local_seer or seer_master:
	1537	# Copy local seer control node software to the tempdir
	1538	for l, f in self.local_seer_software:
	1539	base = os.path.basename(f)
	1540	copy_file(f, "%s/%s" % (softdir, base))
	1541	# If we're collecting seers somewhere the controllers need to talk to
	1542	# the master. In testbeds that export the service, that will be a
	1543	# local node that we'll add below. Elsewhere it will be the control
	1544	# portal that will port forward to the exporting master.
	1545	if local_seer:
	1546	if collect_seer:
[acaa9b9]	1547	startup = "%s -C %s" % (self.local_seer_start, "seer-master")
[49051fb]	1548	else:
	1549	startup = self.local_seer_start
	1550	self.add_seer_node(topo, 'control', startup)
	1551	# If this is the seer master, add that node, too.
	1552	if seer_master:
[aa9a417]	1553	self.add_seer_node(topo, 'seer-master', self.seer_master_start)
[49051fb]	1554
	1555
	1556
[cc8d8e9]	1557	def StartSegment(self, req, fid):
[6c57fe9]	1558
	1559	configs = set(('hosts', 'ssh_pubkey', 'ssh_secretkey'))
	1560
[b770aa0]	1561	err = None # Any service_error generated after tmpdir is created
	1562	rv = None # Return value from segment creation
	1563
[cc8d8e9]	1564	try:
	1565	req = req['StartSegmentRequestBody']
	1566	except KeyError:
	1567	raise service_error(server_error.req, "Badly formed request")
[ecca6eb]	1568
[e02cd14]	1569	connInfo = req.get('connection', [])
	1570	services = req.get('service', [])
[cc8d8e9]	1571	auth_attr = req['allocID']['fedid']
[ecca6eb]	1572	aid = "%s" % auth_attr
[6c57fe9]	1573	attrs = req.get('fedAttr', [])
[ecca6eb]	1574	if not self.auth.check_attribute(fid, auth_attr):
	1575	raise service_error(service_error.access, "Access denied")
[cd06678]	1576	else:
	1577	# See if this is a replay of an earlier succeeded StartSegment -
	1578	# sometimes SSL kills 'em. If so, replay the response rather than
	1579	# redoing the allocation.
	1580	self.state_lock.acquire()
	1581	retval = self.allocation[aid].get('started', None)
	1582	self.state_lock.release()
	1583	if retval:
	1584	self.log.warning("Duplicate StartSegment for %s: " % aid + \
	1585	"replaying response")
	1586	return retval
	1587
	1588	# A new request. Do it.
[6c57fe9]	1589
	1590	if req.has_key('segmentdescription') and \
	1591	req['segmentdescription'].has_key('topdldescription'):
	1592	topo = \
	1593	topdl.Topology(**req['segmentdescription']['topdldescription'])
	1594	else:
	1595	raise service_error(service_error.req,
	1596	"Request missing segmentdescription'")
[2761484]	1597
[ecca6eb]	1598	master = req.get('master', False)
	1599
[6c57fe9]	1600	certfile = "%s/%s.pem" % (self.certdir, auth_attr)
	1601	try:
	1602	tmpdir = tempfile.mkdtemp(prefix="access-")
[ecca6eb]	1603	softdir = "%s/software" % tmpdir
[c23684d]	1604	os.mkdir(softdir)
[d3c8759]	1605	except EnvironmentError:
[6c57fe9]	1606	raise service_error(service_error.internal, "Cannot create tmp dir")
	1607
[b770aa0]	1608	# Try block alllows us to clean up temporary files.
	1609	try:
	1610	sw = set()
	1611	for e in topo.elements:
	1612	for s in getattr(e, 'software', []):
	1613	sw.add(s.location)
	1614	for s in sw:
[e02cd14]	1615	self.log.debug("Retrieving %s" % s)
[1dcaff4]	1616	try:
	1617	get_url(s, certfile, softdir)
	1618	except:
	1619	t, v, st = sys.exc_info()
	1620	raise service_error(service_error.internal,
	1621	"Error retrieving %s: %s" % (s, v))
[b770aa0]	1622
[1cf8e2c]	1623	# Copy local federation and portal node software to the tempdir
	1624	for s in (self.federation_software, self.portal_software):
	1625	for l, f in s:
	1626	base = os.path.basename(f)
	1627	copy_file(f, "%s/%s" % (softdir, base))
[9b3627e]	1628
[ab847bc]	1629	ename = None
	1630	pubkey_base = None
	1631	secretkey_base = None
[b770aa0]	1632	for a in attrs:
	1633	if a['attribute'] in configs:
[1dcaff4]	1634	try:
[d8442da]	1635	self.log.debug("Retrieving %s from %s" % \
	1636	(a['attribute'], a['value']))
[1dcaff4]	1637	get_url(a['value'], certfile, tmpdir)
	1638	except:
	1639	t, v, st = sys.exc_info()
	1640	raise service_error(service_error.internal,
	1641	"Error retrieving %s: %s" % (s, v))
[b770aa0]	1642	if a['attribute'] == 'ssh_pubkey':
	1643	pubkey_base = a['value'].rpartition('/')[2]
	1644	if a['attribute'] == 'ssh_secretkey':
	1645	secretkey_base = a['value'].rpartition('/')[2]
	1646	if a['attribute'] == 'experiment_name':
	1647	ename = a['value']
	1648
[ab847bc]	1649	if not ename:
	1650	ename = ""
	1651	for i in range(0,5):
	1652	ename += random.choice(string.ascii_letters)
	1653	self.log.warn("No experiment name: picked one randomly: %s" \
	1654	% ename)
	1655
	1656	if not pubkey_base:
	1657	raise service_error(service_error.req,
	1658	"No public key attribute")
	1659
	1660	if not secretkey_base:
	1661	raise service_error(service_error.req,
	1662	"No secret key attribute")
	1663
[fe28bb2]	1664	# If the userconf service was imported, collect the configuration
	1665	# data.
[49051fb]	1666	self.configure_userconf(services)
	1667	self.configure_seer_services(services, topo, softdir)
[fe28bb2]	1668
[b770aa0]	1669	proj = None
	1670	user = None
	1671	self.state_lock.acquire()
	1672	if self.allocation.has_key(aid):
	1673	proj = self.allocation[aid].get('project', None)
	1674	if not proj:
	1675	proj = self.allocation[aid].get('sproject', None)
	1676	user = self.allocation[aid].get('user', None)
	1677	self.allocation[aid]['experiment'] = ename
[f07fa49]	1678	self.allocation[aid]['log'] = [ ]
	1679	# Create a logger that logs to the experiment's state object as
	1680	# well as to the main log file.
	1681	alloc_log = logging.getLogger('fedd.access.%s' % ename)
	1682	h = logging.StreamHandler(
	1683	list_log.list_log(self.allocation[aid]['log']))
	1684	# XXX: there should be a global one of these rather than
	1685	# repeating the code.
	1686	h.setFormatter(logging.Formatter(
	1687	"%(asctime)s %(name)s %(message)s",
	1688	'%d %b %y %H:%M:%S'))
	1689	alloc_log.addHandler(h)
[b770aa0]	1690	self.write_state()
	1691	self.state_lock.release()
	1692
	1693	if not proj:
	1694	raise service_error(service_error.internal,
	1695	"Can't find project for %s" %aid)
	1696
	1697	if not user:
	1698	raise service_error(service_error.internal,
	1699	"Can't find creation user for %s" %aid)
	1700
[2761484]	1701	self.export_store_info(certfile, proj, ename, connInfo)
	1702	self.import_store_info(certfile, connInfo)
	1703
[b770aa0]	1704	expfile = "%s/experiment.tcl" % tmpdir
	1705
	1706	self.generate_portal_configs(topo, pubkey_base,
[e02cd14]	1707	secretkey_base, tmpdir, master, proj, ename, connInfo,
	1708	services)
[b770aa0]	1709	self.generate_ns2(topo, expfile,
[617592b]	1710	"/proj/%s/software/%s/" % (proj, ename), master, connInfo)
[f07fa49]	1711
[b770aa0]	1712	starter = self.start_segment(keyfile=self.ssh_privkey_file,
[f07fa49]	1713	debug=self.create_debug, log=alloc_log)
[b770aa0]	1714	rv = starter(self, ename, proj, user, expfile, tmpdir)
[b4b19c7]	1715	rvtopo = topo.clone()
[c5869ef]	1716
	1717	# Copy the assigned names into the return topology
	1718	embedding = [ ]
	1719	for n in starter.node:
	1720	embedding.append({
	1721	'toponame': n,
	1722	'physname': ["%s%s" % (starter.node[n], self.domain)],
	1723	})
	1724
	1725
[b770aa0]	1726	except service_error, e:
	1727	err = e
[e02cd14]	1728	except e:
	1729	err = service_error(service_error.internal, str(e))
[b770aa0]	1730
[574055e]	1731	# Walk up tmpdir, deleting as we go
[69692a9]	1732	if self.cleanup:
	1733	self.log.debug("[StartSegment]: removing %s" % tmpdir)
	1734	for path, dirs, files in os.walk(tmpdir, topdown=False):
	1735	for f in files:
	1736	os.remove(os.path.join(path, f))
	1737	for d in dirs:
	1738	os.rmdir(os.path.join(path, d))
	1739	os.rmdir(tmpdir)
	1740	else:
	1741	self.log.debug("[StartSegment]: not removing %s" % tmpdir)
[574055e]	1742
[fd556d1]	1743	if rv:
[f07fa49]	1744	# Grab the log (this is some anal locking, but better safe than
	1745	# sorry)
	1746	self.state_lock.acquire()
	1747	logv = "".join(self.allocation[aid]['log'])
[cd06678]	1748	# It's possible that the StartSegment call gets retried (!).
	1749	# if the 'started' key is in the allocation, we'll return it rather
	1750	# than redo the setup.
	1751	self.allocation[aid]['started'] = {
	1752	'allocID': req['allocID'],
	1753	'allocationLog': logv,
[f038da1]	1754	'segmentdescription': {
	1755	'topdldescription': rvtopo.to_dict()
[cf00ddd]	1756	},
[c5869ef]	1757	'embedding': embedding
[cd06678]	1758	}
[b4b19c7]	1759	retval = copy.copy(self.allocation[aid]['started'])
[1627c3d]	1760	self.write_state()
[f07fa49]	1761	self.state_lock.release()
[cd06678]	1762	return retval
[b770aa0]	1763	elif err:
	1764	raise service_error(service_error.federant,
	1765	"Swapin failed: %s" % err)
[fd556d1]	1766	else:
	1767	raise service_error(service_error.federant, "Swapin failed")
[5ae3857]	1768
	1769	def TerminateSegment(self, req, fid):
	1770	try:
	1771	req = req['TerminateSegmentRequestBody']
	1772	except KeyError:
	1773	raise service_error(server_error.req, "Badly formed request")
	1774
	1775	auth_attr = req['allocID']['fedid']
	1776	aid = "%s" % auth_attr
	1777	attrs = req.get('fedAttr', [])
	1778	if not self.auth.check_attribute(fid, auth_attr):
	1779	raise service_error(service_error.access, "Access denied")
	1780
	1781	self.state_lock.acquire()
	1782	if self.allocation.has_key(aid):
	1783	proj = self.allocation[aid].get('project', None)
	1784	if not proj:
	1785	proj = self.allocation[aid].get('sproject', None)
	1786	user = self.allocation[aid].get('user', None)
	1787	ename = self.allocation[aid].get('experiment', None)
[1d913e13]	1788	else:
	1789	proj = None
	1790	user = None
	1791	ename = None
[5ae3857]	1792	self.state_lock.release()
	1793
	1794	if not proj:
	1795	raise service_error(service_error.internal,
	1796	"Can't find project for %s" % aid)
	1797
	1798	if not user:
	1799	raise service_error(service_error.internal,
	1800	"Can't find creation user for %s" % aid)
	1801	if not ename:
	1802	raise service_error(service_error.internal,
	1803	"Can't find experiment name for %s" % aid)
[fd556d1]	1804	stopper = self.stop_segment(keyfile=self.ssh_privkey_file,
	1805	debug=self.create_debug)
[5ae3857]	1806	stopper(self, user, proj, ename)
	1807	return { 'allocID': req['allocID'] }

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