X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=system%2FTestSlice.py;h=6aee8126cc358b577f4ac9619e105cbaef28df79;hb=7cb5321fd0a37a1a75fdce9a5e79d31dc88493ab;hp=3b37d629997c2c5104e7a498ce32c1085f06236c;hpb=649f388f61085663d060f100fa011fe81305053d;p=tests.git diff --git a/system/TestSlice.py b/system/TestSlice.py index 3b37d62..6aee812 100644 --- a/system/TestSlice.py +++ b/system/TestSlice.py @@ -3,13 +3,38 @@ # import utils import os, os.path -import datetime +from datetime import datetime, timedelta import time from TestKey import TestKey from TestUser import TestUser from TestNode import TestNode from TestSsh import TestSsh +from Completer import Completer, CompleterTask + +class CompleterTaskSshSlice (CompleterTask): + + def __init__ (self, test_plc, hostname, slicename, private_key,command, expected, dry_run): + self.test_plc=test_plc + self.hostname=hostname + self.slicename=slicename + self.private_key=private_key + self.command=command + self.dry_run=dry_run + self.expected=expected + def run (self, silent): + (site_spec,node_spec) = self.test_plc.locate_hostname(self.hostname) + test_ssh = TestSsh (self.hostname,key=self.private_key,username=self.slicename) + full_command = test_ssh.actual_command(self.command) + retcod = utils.system (full_command, silent=silent) + if self.dry_run: return True + if self.expected: return retcod==0 + else: return retcod!=0 + def failure_message (self): + if self.expected: + return "Could not ssh into sliver %s@%s"%(self.slicename,self.hostname) + else: + return "Could still ssh into sliver%s@%s (that was expected to be down)"%(self.slicename,self.hostname) class TestSlice: @@ -54,12 +79,33 @@ class TestSlice: isname=self.slice_spec['initscriptname'] utils.header("Adding initscript name %s in %s"%(isname,slice_name)) self.test_plc.apiserver.AddSliceTag(self.test_plc.auth_root(), slice_name,'initscript',isname) - if self.slice_spec.has_key ('vref'): - vref_value=self.slice_spec['vref'] - self.test_plc.apiserver.AddSliceTag(self.test_plc.auth_root(), slice_name,'vref',vref_value) - + if 'omf-friendly' in self.slice_spec: + utils.header("Making slice %s OMF-friendly"%slice_name) + self.test_plc.apiserver.AddSliceTag(self.test_plc.auth_root(), slice_name,'vref','omf') + self.test_plc.apiserver.AddSliceTag(self.test_plc.auth_root(), slice_name,'omf_control','yes') +# setting vref directly like this was useful for multi-arch tests long ago - see wifilab +# however this should rather use other tags by now, so we drop this for now +# if self.slice_spec.has_key ('vref'): +# vref_value=self.slice_spec['vref'] +# self.test_plc.apiserver.AddSliceTag(self.test_plc.auth_root(), slice_name,'vref',vref_value) + # epilogue self.add_nodes() + def check_vsys_defaults (self, options, *args, **kwds): + "check vsys tags match PLC_VSYS_DEFAULTS" + auth = self.owner_auth() + slice_fields = self.slice_spec['slice_fields'] + slice_name = slice_fields['name'] + vsys_tags = self.test_plc.apiserver.GetSliceTags (auth,{'tagname':'vsys','name':slice_name}) + values=[ st['value'] for st in vsys_tags ] + expected=self.test_plc.plc_spec['expected_vsys_tags'] + result = set(values) == set(expected) + if not result: + print 'Check vsys defaults with slice %s'%slice_name + print 'Expected %s'%expected + print 'Got %s'%values + return result + # just add the nodes and handle tags def add_nodes (self): auth = self.owner_auth() @@ -90,90 +136,88 @@ class TestSlice: (len(node_ids),slice_name)) self.test_plc.apiserver.DeleteSliceFromNodes (auth,slice_name, node_ids) - def locate_key(self): - # locate the first avail. key - found=False + def locate_private_key(self): + key_names=[] for username in self.slice_spec['usernames']: user_spec=self.test_site.locate_user(username) - for key_name in user_spec['key_names']: - key_spec=self.test_plc.locate_key(key_name) - test_key=TestKey(self.test_plc,key_spec) - publickey=test_key.publicpath() - privatekey=test_key.privatepath() - if os.path.isfile(publickey) and os.path.isfile(privatekey): - found=True - return (found,privatekey) + key_names += user_spec['key_names'] + return self.test_plc.locate_private_key_from_key_names (key_names) - - # trying to reach the slice through ssh - expected to answer - def ssh_slice (self, options, *args, **kwds): - "tries to ssh-enter the slice with the user key, to ensure slice creation" - return self.do_ssh_slice(options, expected=True, *args, **kwds) + # to be used through TestPlc.slice_mapper_tasks + # i.e. returns a list of CompleterTasks that are merged into the same Completer run + # to avoid waiting for as many slices as the Plc has + # also the __doc__ lines are used for the TestPlc methods, e.g. just 'ssh_slice' + def ssh_slice__tasks (self, options, *args, **kwds): + "tries to ssh-enter the slice with the user key, to check for slice creation" + return self.ssh_tasks(options, expected=True, *args, **kwds) # when we expect the slice is not reachable - def ssh_slice_off (self, options, *args, **kwds): + def ssh_slice_off__tasks (self, options, *args, **kwds): "tries to ssh-enter the slice with the user key, expecting it to be unreachable" - return self.do_ssh_slice(options, expected=False, *args, **kwds) + return self.ssh_tasks(options, expected=False, *args, **kwds) + + def ssh_tasks(self,options, expected=True, command=None): +# timeout_minutes=20,silent_minutes=10,period_seconds=15): +# timeout = timedelta(minutes=timeout_minutes) +# graceout = timedelta(minutes=silent_minutes) +# period = timedelta(seconds=period_seconds) + if not command: + command="echo hostname ; hostname; echo id; id; echo uname -a ; uname -a" + # locate a key + private_key=self.locate_private_key() + if not private_key : + utils.header("WARNING: Cannot find a valid key for slice %s"%self.name()) + return False - def do_ssh_slice(self,options,expected=True,timeout_minutes=20,silent_minutes=10,period=15): - timeout = datetime.datetime.now()+datetime.timedelta(minutes=timeout_minutes) - graceout = datetime.datetime.now()+datetime.timedelta(minutes=silent_minutes) + # convert nodenames to real hostnames + if expected: msg="ssh slice access enabled" + else: msg="ssh slice access disabled" + utils.header("checking for %s -- slice %s"%(msg,self.name())) + + tasks=[] + slicename=self.name() + dry_run = getattr(options,'dry_run',False) + for nodename in self.slice_spec['nodenames']: + (site_spec,node_spec) = self.test_plc.locate_node(nodename) + tasks.append( CompleterTaskSshSlice(self.test_plc,node_spec['node_fields']['hostname'], + slicename,private_key,command,expected,dry_run)) + return tasks +# return Completer (tasks).run (timeout, graceout, period) + + def ssh_slice_basics (self, options, *args, **kwds): + "the slice is expected to be UP and we just check a few simple sanity commands, including 'ps' to check for /proc" + overall=True + if not self.do_ssh_slice_once(options,expected=True, command='true'): overall=False + if not self.do_ssh_slice_once(options,expected=False, command='false'): overall=False + if not self.do_ssh_slice_once(options,expected=False, command='someimprobablecommandname'): overall=False + if not self.do_ssh_slice_once(options,expected=True, command='ps'): overall=False + if not self.do_ssh_slice_once(options,expected=False, command='ls /vservers'): overall=False + return overall + + # pick just one nodename and runs the ssh command once + def do_ssh_slice_once(self,options,command,expected): # locate a key - (found,remote_privatekey)=self.locate_key() - if not found : + private_key=self.locate_private_key() + if not private_key : utils.header("WARNING: Cannot find a valid key for slice %s"%self.name()) return False # convert nodenames to real hostnames slice_spec = self.slice_spec - restarted=[] - tocheck=[] - for nodename in slice_spec['nodenames']: - (site_spec,node_spec) = self.test_plc.locate_node(nodename) - tocheck.append(node_spec['node_fields']['hostname']) + nodename=slice_spec['nodenames'][0] + (site_spec,node_spec) = self.test_plc.locate_node(nodename) + hostname=node_spec['node_fields']['hostname'] - if expected: msg="ssh slice access enabled" - else: msg="ssh slice access disabled" + if expected: msg="%s to return TRUE from ssh"%command + else: msg="%s to return FALSE from ssh"%command - utils.header("checking for %s -- slice %s on nodes %r"%(msg,self.name(),tocheck)) - utils.header("max timeout is %d minutes, silent for %d minutes (period is %s)"%\ - (timeout_minutes,silent_minutes,period)) - while tocheck: - for hostname in tocheck: - (site_spec,node_spec) = self.test_plc.locate_hostname(hostname) - date_test_ssh = TestSsh (hostname,key=remote_privatekey,username=self.name()) - command = date_test_ssh.actual_command("echo hostname ; hostname; echo id; id; echo uname -a ; uname -a") - date = utils.system (command, silent=datetime.datetime.now() < graceout) - if getattr(options,'dry_run',None): return True - if expected: success = date==0 - else: success = date!=0 - - if success: - utils.header("OK %s - slice=%s@%s"%(msg,self.name(),hostname)) - tocheck.remove(hostname) - else: - # real nodes will have been checked once in case they're up - skip if not - if TestNode.is_real_model(node_spec['node_fields']['model']): - utils.header("WARNING : Checking slice %s on real node %s skipped"%(self.name(),hostname)) - tocheck.remove(hostname) - # nm restart after first failure, if requested - if options.forcenm and hostname not in restarted: - utils.header ("forcenm option : restarting nm on %s"%hostname) - restart_test_ssh=TestSsh(hostname,key="keys/key_admin.rsa") - access=restart_test_ssh.actual_command('service nm restart') - if (access==0): - utils.header('nm restarted on %s'%hostname) - else: - utils.header('Failed to restart nm on %s'%(hostname)) - restarted.append(hostname) - if not tocheck: - # we're done - return True - if datetime.datetime.now() > timeout: - for hostname in tocheck: - utils.header("FAILED %s slice=%s@%s"%(msg,self.name(),hostname)) - return False - # wait for the period - time.sleep (period) - # for an empty slice - return True + utils.header("checking %s -- slice %s on node %s"%(msg,self.name(),hostname)) + (site_spec,node_spec) = self.test_plc.locate_hostname(hostname) + test_ssh = TestSsh (hostname,key=private_key,username=self.name()) + full_command = test_ssh.actual_command(command) + retcod = utils.system (full_command,silent=True) + if getattr(options,'dry_run',None): return True + if expected: success = retcod==0 + else: success = retcod!=0 + if not success: utils.header ("WRONG RESULT for %s"%msg) + return success