1 # Thierry Parmentelat <thierry.parmentelat@inria.fr>
2 # Copyright (C) 2010 INRIA
10 from TestUser import TestUser
11 from TestBoxQemu import TestBoxQemu
12 from TestSsh import TestSsh
13 from Completer import CompleterTask
15 class CompleterTaskNodeSsh(CompleterTask):
16 def __init__(self, hostname, qemuname, local_key, command=None,
17 boot_state="boot", expected=True, dry_run=False):
18 self.hostname = hostname
19 self.qemuname = qemuname
20 self.boot_state = boot_state
21 self.local_key = local_key
22 self.command = command if command is not None else "hostname;uname -a"
23 self.expected = expected
24 self.dry_run = dry_run
25 self.test_ssh = TestSsh(self.hostname, key=self.local_key)
26 def run(self, silent):
27 command = self.test_ssh.actual_command(self.command)
28 retcod = utils.system(command, silent=silent, dry_run=self.dry_run)
33 def failure_epilogue(self):
34 print("Cannot reach {} in {} mode".format(self.hostname, self.boot_state))
38 def __init__(self, test_plc, test_site, node_spec):
39 self.test_plc = test_plc
40 self.test_site = test_site
41 self.node_spec = node_spec
44 return self.node_spec['node_fields']['hostname']
47 return self.test_plc.options.dry_run
50 def is_qemu_model(model):
51 return model.find("qemu") >= 0
53 return TestNode.is_qemu_model(self.node_spec['node_fields']['model'])
56 def is_real_model(model):
57 return not TestNode.is_qemu_model(model)
59 return TestNode.is_real_model(self.node_spec['node_fields']['model'])
62 return self.test_plc.options.buildname
66 return "qemu-{}".format(self.name())
68 return "real-{}".format(self.name())
70 # this returns a hostname
76 return self.node_spec['host_box']
78 utils.header("WARNING : qemu nodes need a host box")
81 # this returns a TestBoxQemu instance - cached in .test_box_value
84 return self.test_box_value
86 self.test_box_value = TestBoxQemu(self.host_box(),self.buildname())
87 return self.test_box_value
89 def create_node(self):
90 ownername = self.node_spec['owner']
91 user_spec = self.test_site.locate_user(ownername)
92 test_user = TestUser(self.test_plc,self.test_site,user_spec)
93 userauth = test_user.auth()
94 utils.header("node {} created by user {}".format(self.name(), test_user.name()))
95 rootauth = self.test_plc.auth_root()
96 server = self.test_plc.apiserver
97 node_id = server.AddNode(userauth,
98 self.test_site.site_spec['site_fields']['login_base'],
99 self.node_spec['node_fields'])
100 server.SetNodePlainBootstrapfs(userauth,
101 self.node_spec['node_fields']['hostname'],
103 # create as reinstall to avoid user confirmation
104 server.UpdateNode(userauth, self.name(), {'boot_state':'reinstall'})
106 if not self.test_plc.has_addresses_api():
107 # print 'USING OLD INTERFACE'
108 # populate network interfaces - primary
109 server.AddInterface(userauth,self.name(),
110 self.node_spec['interface_fields'])
112 # print 'USING NEW INTERFACE with separate ip addresses'
113 # this is for setting the 'dns' stuff that now goes with the node
114 server.UpdateNode(userauth, self.name(), self.node_spec['node_fields_nint'])
115 interface_id = server.AddInterface(userauth, self.name(),self.node_spec['interface_fields_nint'])
116 server.AddIpAddress(userauth, interface_id, self.node_spec['ipaddress_fields'])
117 route_fields = self.node_spec['route_fields']
118 route_fields['interface_id'] = interface_id
119 server.AddRoute(userauth, node_id, self.node_spec['route_fields'])
121 # populate network interfaces - others
122 if 'extra_interfaces' in self.node_spec:
123 for interface in self.node_spec['extra_interfaces']:
124 server.AddInterface(userauth,self.name(), interface['interface_fields'])
125 if 'settings' in interface:
126 for attribute, value in interface['settings'].items():
127 # locate node network
128 interface = server.GetInterfaces(userauth,{'ip':interface['interface_fields']['ip']})[0]
129 interface_id = interface['interface_id']
130 # locate or create node network attribute type
132 interface_tagtype = server.GetTagTypes(userauth,{'name':attribute})[0]
134 interface_tagtype = server.AddTagType(rootauth,{'category':'test',
135 'tagname':attribute})
137 server.AddInterfaceTag(userauth,interface_id,attribute,value)
139 def delete_node(self):
140 # uses the right auth as far as poss.
142 ownername = self.node_spec['owner']
143 user_spec = self.test_site.locate_user(ownername)
144 test_user = TestUser(self.test_plc,self.test_site,user_spec)
145 auth = test_user.auth()
147 auth = self.test_plc.auth_root()
148 self.test_plc.apiserver.DeleteNode(auth,self.name())
150 # Do most of the stuff locally - will be pushed on host_box - *not* the plc - later if needed
151 def qemu_local_init(self):
152 "all nodes : init a clean local directory for holding node-dep stuff like iso image..."
153 utils.system("rm -rf {}".format(self.nodedir()))
154 utils.system("mkdir {}".format(self.nodedir()))
155 if not self.is_qemu():
157 return utils.system("rsync -v -a --exclude .svn template-qemu/ {}/"\
158 .format(self.nodedir())) == 0
161 "all nodes: invoke GetBootMedium and store result locally"
162 utils.header("Calling GetBootMedium for {}".format(self.name()))
163 # this would clearly belong in the config but, well ..
166 options.append('serial')
167 options.append('no-hangcheck')
168 options.append('systemd-debug')
169 encoded = self.test_plc.apiserver.GetBootMedium(self.test_plc.auth_root(),
170 self.name(), 'node-iso', '', options)
172 raise Exception('GetBootmedium failed')
174 filename = "{}/{}.iso".format(self.nodedir(), self.name())
175 utils.header('Storing boot medium into {}'.format(filename))
177 # xxx discovered with python3, but a long stading issue:
178 # encoded at this point is a str instead of a bytes
179 # Quick & dirty : we convert this explicitly to a bytearray
180 # Longer run : clearly it seems like the plcapi server side should
181 # tag its result with <base64></base64> rather than as a string
182 bencoded = str.encode(encoded)
184 print("Dry_run: skipped writing of iso image")
187 # with python3 we need to call decodestring here
188 with open(filename,'wb') as storage:
189 storage.write(base64.decodestring(bencoded))
192 def nodestate_reinstall(self):
193 "all nodes: mark PLCAPI boot_state as reinstall"
194 self.test_plc.apiserver.UpdateNode(self.test_plc.auth_root(),
195 self.name(),{'boot_state':'reinstall'})
198 def nodestate_safeboot(self):
199 "all nodes: mark PLCAPI boot_state as safeboot"
200 self.test_plc.apiserver.UpdateNode(self.test_plc.auth_root(),
201 self.name(),{'boot_state':'safeboot'})
204 def nodestate_boot(self):
205 "all nodes: mark PLCAPI boot_state as boot"
206 self.test_plc.apiserver.UpdateNode(self.test_plc.auth_root(),
207 self.name(),{'boot_state':'boot'})
210 def nodestate_show(self):
211 "all nodes: show PLCAPI boot_state"
213 print("Dry_run: skipped getting current node state")
215 state = self.test_plc.apiserver.GetNodes(self.test_plc.auth_root(), self.name(), ['boot_state'])[0]['boot_state']
216 print(self.name(),':',state)
219 def qemu_local_config(self):
220 "all nodes: compute qemu config qemu.conf and store it locally"
221 if not self.is_qemu():
223 mac = self.node_spec['interface_fields']['mac']
224 hostname = self.node_spec['node_fields']['hostname']
225 ip = self.node_spec['interface_fields']['ip']
226 auth = self.test_plc.auth_root()
227 target_arch = self.test_plc.apiserver.GetPlcRelease(auth)['build']['target-arch']
228 conf_filename = "{}/qemu.conf".format(self.nodedir())
230 print("dry_run: skipped actual storage of qemu.conf")
232 utils.header('Storing qemu config for {} in {}'.format(self.name(), conf_filename))
233 with open(conf_filename,'w') as file:
234 file.write('MACADDR={}\n'.format(mac))
235 file.write('NODE_ISO={}.iso\n'.format(self.name()))
236 file.write('HOSTNAME={}\n'.format(hostname))
237 file.write('IP={}\n'.format(ip))
238 file.write('TARGET_ARCH={}\n'.format(target_arch))
241 def qemu_clean(self):
242 utils.header("Cleaning up qemu for host {} on box {}"\
243 .format(self.name(),self.test_box().hostname()))
244 dry_run = self.dry_run()
245 self.test_box().rmdir(self.nodedir(), dry_run=dry_run)
248 def qemu_export(self):
249 "all nodes: push local node-dep directory on the qemu box"
250 # if relevant, push the qemu area onto the host box
251 if self.test_box().is_local():
253 dry_run = self.dry_run()
254 utils.header("Cleaning any former sequel of {} on {}"\
255 .format(self.name(), self.host_box()))
256 utils.header("Transferring configuration files for node {} onto {}"\
257 .format(self.name(), self.host_box()))
258 return self.test_box().copy(self.nodedir(), recursive=True, dry_run=dry_run) == 0
260 def qemu_start(self):
261 "all nodes: start the qemu instance (also runs qemu-bridge-init start)"
262 model = self.node_spec['node_fields']['model']
263 #starting the Qemu nodes before
267 utils.header("TestNode.qemu_start : {} model {} taken as real node"\
268 .format(self.name(), model))
271 def qemu_timestamp(self):
272 "all nodes: start the qemu instance (also runs qemu-bridge-init start)"
273 test_box = self.test_box()
274 test_box.run_in_buildname("mkdir -p {}".format(self.nodedir()), dry_run=self.dry_run())
275 now = int(time.time())
276 return test_box.run_in_buildname("echo {:d} > {}/timestamp"\
277 .format(now, self.nodedir()), dry_run=self.dry_run()) == 0
279 def start_qemu(self):
280 test_box = self.test_box()
281 utils.header("Starting qemu node {} on {}".format(self.name(), test_box.hostname()))
283 test_box.run_in_buildname("{}/qemu-bridge-init start >> {}/log.txt"\
284 .format(self.nodedir(), self.nodedir()),
285 dry_run=self.dry_run())
286 # kick it off in background, as it would otherwise hang
287 test_box.run_in_buildname("{}/qemu-start-node 2>&1 >> {}/log.txt"\
288 .format(self.nodedir(), self.nodedir()))
291 utils.header("Listing qemu for host {} on box {}"\
292 .format(self.name(), self.test_box().hostname()))
293 command = "{}/qemu-kill-node -l {}".format(self.nodedir(), self.name())
294 self.test_box().run_in_buildname(command, dry_run=self.dry_run())
298 #Prepare the log file before killing the nodes
299 test_box = self.test_box()
300 # kill the right processes
301 utils.header("Stopping qemu for node {} on box {}"\
302 .format(self.name(), self.test_box().hostname()))
303 command = "{}/qemu-kill-node {}".format(self.nodedir(),self.name())
304 self.test_box().run_in_buildname(command, dry_run=self.dry_run())
307 def gather_qemu_logs(self):
308 if not self.is_qemu():
310 remote_log = "{}/log.txt".format(self.nodedir())
311 local_log = "logs/node.qemu.{}.txt".format(self.name())
312 self.test_box().test_ssh.fetch(remote_log,local_log,dry_run=self.dry_run())
314 def keys_clear_known_hosts(self):
315 "remove test nodes entries from the local known_hosts file"
316 TestSsh(self.name()).clear_known_hosts()
319 def create_test_ssh(self):
320 # get the plc's keys for entering the node
321 vservername = self.test_plc.vservername
322 ### # assuming we've run testplc.fetch_keys()
323 ### key = "keys/{vservername}.rsa".format(**locals())
324 # fetch_keys doesn't grab the root key anymore
325 key = "keys/key_admin.rsa"
326 return TestSsh(self.name(), buildname=self.buildname(), key=key)
328 def check_hooks(self):
329 extensions = [ 'py','pl','sh' ]
331 scripts = utils.locate_hooks_scripts('node '+self.name(), path,extensions)
333 for script in scripts:
334 if not self.check_hooks_script(script):
338 def check_hooks_script(self,local_script):
339 # push the script on the node's root context
340 script_name = os.path.basename(local_script)
341 utils.header("NODE hook {} ({})".format(script_name, self.name()))
342 test_ssh = self.create_test_ssh()
343 test_ssh.copy_home(local_script)
344 if test_ssh.run("./"+script_name) != 0:
345 utils.header("WARNING: node hooks check script {} FAILED (ignored)"\
346 .format(script_name))
350 utils.header("SUCCESS: node hook {} OK".format(script_name))
353 def has_libvirt(self):
354 test_ssh = self.create_test_ssh()
355 return test_ssh.run("rpm -q --quiet libvirt-client") == 0
357 def _check_system_slice(self, slicename, dry_run=False):
358 sitename = self.test_plc.plc_spec['settings']['PLC_SLICE_PREFIX']
359 vservername = "{}_{}".format(sitename, slicename)
360 test_ssh = self.create_test_ssh()
361 if self.has_libvirt():
362 utils.header("Checking system slice {} using virsh".format(slicename))
363 return test_ssh.run("virsh --connect lxc:// list | grep -q ' {} '".format(vservername),
364 dry_run = dry_run) == 0
367 utils.output_of(test_ssh.actual_command("cat /vservers/{}/etc/slicefamily 2> /dev/null")\
368 .format(vservername))
369 # get last line only as ssh pollutes the output
370 slicefamily = output.split("\n")[-1]
371 utils.header("Found slicefamily '{}'for slice {}".format(slicefamily,slicename))
374 utils.header("Checking system slice {} using vserver-stat".format(slicename))
375 return test_ssh.run("vserver-stat | grep {}".format(vservername), dry_run=dry_run) == 0