1 # Thierry Parmentelat <thierry.parmentelat@inria.fr>
2 # Copyright (C) 2010 INRIA
9 from TestKey import TestKey
10 from TestUser import TestUser
11 from TestNode import TestNode
12 from TestSsh import TestSsh
16 def __init__ (self,test_plc,test_site,slice_spec):
17 self.test_plc=test_plc
18 self.test_site=test_site
19 self.slice_spec=slice_spec
20 self.test_ssh=TestSsh(self.test_plc.test_ssh)
23 return self.slice_spec['slice_fields']['name']
25 def get_slice(self,slice_name):
26 for slice_spec in self.test_plc.plc_spec['slices']:
27 if(slice_spec['slice_fields']['name']== slice_name):
31 owner_spec = self.test_site.locate_user(self.slice_spec['owner'])
32 return TestUser(self,self.test_site,owner_spec).auth()
34 def slice_name (self):
35 return self.slice_spec['slice_fields']['name']
37 # init slice with people, and then add nodes
38 def create_slice(self):
39 auth = self.owner_auth()
40 slice_fields = self.slice_spec['slice_fields']
41 slice_name = slice_fields['name']
42 utils.header("Creating slice %s"%slice_name)
43 self.test_plc.apiserver.AddSlice(auth,slice_fields)
44 for username in self.slice_spec['usernames']:
45 user_spec=self.test_site.locate_user(username)
46 test_user=TestUser(self,self.test_site,user_spec)
47 self.test_plc.apiserver.AddPersonToSlice(auth, test_user.name(), slice_name)
48 # add initscript code or name as appropriate
49 if self.slice_spec.has_key('initscriptcode'):
50 iscode=self.slice_spec['initscriptcode']
51 utils.header("Adding initscript code %s in %s"%(iscode,slice_name))
52 self.test_plc.apiserver.AddSliceTag(self.test_plc.auth_root(), slice_name,'initscript_code',iscode)
53 elif self.slice_spec.has_key('initscriptname'):
54 isname=self.slice_spec['initscriptname']
55 utils.header("Adding initscript name %s in %s"%(isname,slice_name))
56 self.test_plc.apiserver.AddSliceTag(self.test_plc.auth_root(), slice_name,'initscript',isname)
57 if self.slice_spec.has_key ('vref'):
58 vref_value=self.slice_spec['vref']
59 self.test_plc.apiserver.AddSliceTag(self.test_plc.auth_root(), slice_name,'vref',vref_value)
63 def check_vsys_defaults (self, options, *args, **kwds):
64 "check vsys tags match PLC_VSYS_DEFAULTS"
65 auth = self.owner_auth()
66 slice_fields = self.slice_spec['slice_fields']
67 slice_name = slice_fields['name']
68 vsys_tags = self.test_plc.apiserver.GetSliceTags (auth,{'tagname':'vsys','name':slice_name})
69 values=[ st['value'] for st in vsys_tags ]
70 expected=self.test_plc.plc_spec['expected_vsys_tags']
71 result = set(values) == set(expected)
73 print 'Check vsys defaults with slice %s'%slice_name
74 print 'Expected %s'%expected
78 # just add the nodes and handle tags
80 auth = self.owner_auth()
81 slice_name = self.slice_name()
83 for nodename in self.slice_spec['nodenames']:
84 node_spec=self.test_site.locate_node(nodename)
85 test_node=TestNode(self,self.test_site,node_spec)
86 hostnames += [test_node.name()]
87 utils.header("Adding %r in %s"%(hostnames,slice_name))
88 self.test_plc.apiserver.AddSliceToNodes(auth, slice_name, hostnames)
90 # trash the slice altogether
91 def delete_slice(self):
92 auth = self.owner_auth()
93 slice_name = self.slice_name()
94 utils.header("Deleting slice %s"%slice_name)
95 self.test_plc.apiserver.DeleteSlice(auth,slice_name)
97 # keep the slice alive and just delete nodes
98 def delete_nodes (self):
99 auth = self.owner_auth()
100 slice_name = self.slice_name()
101 print 'retrieving slice %s'%slice_name
102 slice=self.test_plc.apiserver.GetSlices(auth,slice_name)[0]
103 node_ids=slice['node_ids']
104 utils.header ("Deleting %d nodes from slice %s"%\
105 (len(node_ids),slice_name))
106 self.test_plc.apiserver.DeleteSliceFromNodes (auth,slice_name, node_ids)
108 def locate_private_key(self):
110 for username in self.slice_spec['usernames']:
111 user_spec=self.test_site.locate_user(username)
112 key_names += user_spec['key_names']
113 return self.test_plc.locate_private_key_from_key_names (key_names)
115 # trying to reach the slice through ssh - expected to answer
116 def ssh_slice (self, options, *args, **kwds):
117 "tries to ssh-enter the slice with the user key, to ensure slice creation"
118 return self.do_ssh_slice(options, expected=True, *args, **kwds)
120 # when we expect the slice is not reachable
121 def ssh_slice_off (self, options, *args, **kwds):
122 "tries to ssh-enter the slice with the user key, expecting it to be unreachable"
123 return self.do_ssh_slice(options, expected=False, *args, **kwds)
125 def do_ssh_slice(self,options,expected=True,timeout_minutes=20,silent_minutes=10,period=15):
126 timeout = datetime.datetime.now()+datetime.timedelta(minutes=timeout_minutes)
127 graceout = datetime.datetime.now()+datetime.timedelta(minutes=silent_minutes)
129 private_key=self.locate_private_key()
131 utils.header("WARNING: Cannot find a valid key for slice %s"%self.name())
134 # convert nodenames to real hostnames
135 slice_spec = self.slice_spec
138 for nodename in slice_spec['nodenames']:
139 (site_spec,node_spec) = self.test_plc.locate_node(nodename)
140 tocheck.append(node_spec['node_fields']['hostname'])
142 if expected: msg="ssh slice access enabled"
143 else: msg="ssh slice access disabled"
145 utils.header("checking for %s -- slice %s on nodes %r"%(msg,self.name(),tocheck))
146 utils.header("max timeout is %d minutes, silent for %d minutes (period is %s)"%\
147 (timeout_minutes,silent_minutes,period))
149 for hostname in tocheck:
150 (site_spec,node_spec) = self.test_plc.locate_hostname(hostname)
151 date_test_ssh = TestSsh (hostname,key=private_key,username=self.name())
152 command = date_test_ssh.actual_command("echo hostname ; hostname; echo id; id; echo uname -a ; uname -a")
153 date = utils.system (command, silent=datetime.datetime.now() < graceout)
154 if getattr(options,'dry_run',None): return True
155 if expected: success = date==0
156 else: success = date!=0
159 utils.header("OK %s - slice=%s@%s"%(msg,self.name(),hostname))
160 tocheck.remove(hostname)
162 # real nodes will have been checked once in case they're up - skip if not
163 if TestNode.is_real_model(node_spec['node_fields']['model']):
164 utils.header("WARNING : Checking slice %s on real node %s skipped"%(self.name(),hostname))
165 tocheck.remove(hostname)
166 # nm restart after first failure, if requested
167 if options.forcenm and hostname not in restarted:
168 utils.header ("forcenm option : restarting nm on %s"%hostname)
169 restart_test_ssh=TestSsh(hostname,key="keys/key_admin.rsa")
170 access=restart_test_ssh.actual_command('service nm restart')
172 utils.header('nm restarted on %s'%hostname)
174 utils.header('Failed to restart nm on %s'%(hostname))
175 restarted.append(hostname)
179 if datetime.datetime.now() > timeout:
180 for hostname in tocheck:
181 utils.header("FAILED %s slice=%s@%s"%(msg,self.name(),hostname))
183 # wait for the period