X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=system%2FTestPlc.py;h=095762ab2f68833ba4051723aae21f4893241a5f;hb=070ac7cd04e9258f40fba3757c809388f60bdb55;hp=112b993cba1c71fb4e6a14bb0f4191c1edcb1a3d;hpb=04ee15ba6c1aff2c89cc3cdc9f186e62e6b42cad;p=tests.git diff --git a/system/TestPlc.py b/system/TestPlc.py index 112b993..095762a 100644 --- a/system/TestPlc.py +++ b/system/TestPlc.py @@ -3,9 +3,9 @@ import os, os.path import datetime import time import sys -import datetime import traceback from types import StringTypes +import socket import utils from TestSite import TestSite @@ -58,8 +58,34 @@ def slice_mapper_options (method): return overall return actual +SEP='' + class TestPlc: + default_steps = ['uninstall','install','install_rpm', + 'configure', 'start', SEP, + 'store_keys', 'clear_known_hosts', 'initscripts', SEP, + 'sites', 'nodes', 'slices', 'nodegroups', SEP, + 'init_node','bootcd', 'configure_qemu', 'export_qemu', + 'kill_all_qemus', 'reinstall_node','start_node', SEP, + 'nodes_booted', 'nodes_ssh', 'check_slice', + 'check_initscripts', 'check_tcp',SEP, + 'force_gather_logs', 'force_kill_qemus', 'force_record_tracker','force_free_tracker' ] + other_steps = [ 'stop_all_vservers','fresh_install', 'cache_rpm', 'stop', SEP, + 'clean_initscripts', 'clean_sites', 'clean_nodes', + 'clean_slices', 'clean_keys', SEP, + 'show_boxes', 'list_all_qemus', 'list_qemus', SEP, + 'db_dump' , 'db_restore', ' cleanup_tracker', + 'standby_1 through 20' + ] + + @staticmethod + def printable_steps (list): + return " ".join(list).replace(" "+SEP+" "," \\\n") + @staticmethod + def valid_step (step): + return step != SEP + def __init__ (self,plc_spec,options): self.plc_spec=plc_spec self.options=options @@ -70,17 +96,12 @@ class TestPlc: self.url="https://%s:443/PLCAPI/"%plc_spec['vserverip'] self.vserver=True except: - self.vserver=False - self.url="https://%s:443/PLCAPI/"%plc_spec['hostname'] -# utils.header('Using API url %s'%self.url) + raise Exception,'chroot-based myplc testing is deprecated' self.apiserver=TestApiserver(self.url,options.dry_run) def name(self): name=self.plc_spec['name'] - if self.vserver: - return name+".vserver.%s"%self.vservername - else: - return name+".chroot" + return "%s.%s"%(name,self.vservername) def hostname(self): return self.plc_spec['hostname'] @@ -102,34 +123,13 @@ class TestPlc: def run_in_host (self,command): return self.test_ssh.run_in_buildname(command) - #command gets run in the chroot/vserver + #command gets run in the vserver def host_to_guest(self,command): - if self.vserver: - return "vserver %s exec %s"%(self.vservername,command) - else: - return "chroot /plc/root %s"%TestSsh.backslash_shell_specials(command) + return "vserver %s exec %s"%(self.vservername,command) - # copy a file to the myplc root image - pass in_data=True if the file must go in /plc/data - def copy_in_guest (self, localfile, remotefile, in_data=False): - if in_data: - chroot_dest="/plc/data" - else: - chroot_dest="/plc/root" - if self.is_local(): - if not self.vserver: - utils.system("cp %s %s/%s"%(localfile,chroot_dest,remotefile)) - else: - utils.system("cp %s /vservers/%s/%s"%(localfile,self.vservername,remotefile)) - else: - if not self.vserver: - utils.system("scp %s %s:%s/%s"%(localfile,self.hostname(),chroot_dest,remotefile)) - else: - utils.system("scp %s %s@/vservers/%s/%s"%(localfile,self.hostname(),self.vservername,remotefile)) - - # xxx quick n dirty def run_in_guest_piped (self,local,remote): - return utils.system(local+" | "+self.test_ssh.actual_command(self.host_to_guest(remote))) + return utils.system(local+" | "+self.test_ssh.actual_command(self.host_to_guest(remote),keep_stdin=True)) def auth_root (self): return {'Username':self.plc_spec['PLC_ROOT_USER'], @@ -181,7 +181,7 @@ class TestPlc: test_node = TestNode (self, test_site, node_spec) if not test_node.is_real(): tuples.append( (test_node.host_box(),test_node) ) - # transform into a dict { 'host_box' -> [ hostnames .. ] } + # transform into a dict { 'host_box' -> [ test_node .. ] } result = {} for (box,node) in tuples: if not result.has_key(box): @@ -198,9 +198,11 @@ class TestPlc: # make this a valid step def kill_all_qemus(self): + # this is the brute force version, kill all qemus on that host box for (box,nodes) in self.gather_hostBoxes().iteritems(): - # this is the brute force version, kill all qemus on that host box - TestBox(box,self.options.buildname).kill_all_qemus() + # pass the first nodename, as we don't push template-qemu on testboxes + nodedir=nodes[0].nodedir() + TestBox(box,self.options.buildname).kill_all_qemus(nodedir) return True # make this a valid step @@ -226,89 +228,92 @@ class TestPlc: node.kill_qemu() return True - #################### step methods - - ### uninstall - def uninstall_chroot(self): - self.run_in_host('service plc safestop') - #####detecting the last myplc version installed and remove it - self.run_in_host('rpm -e myplc') - ##### Clean up the /plc directory - self.run_in_host('rm -rf /plc/data') - ##### stop any running vservers - self.run_in_host('for vserver in $(ls -d /vservers/* | sed -e s,/vservers/,,) ; do case $vserver in vtest*) echo Shutting down vserver $vserver ; vserver $vserver stop ;; esac ; done') + + ### utility methods for handling the pool of IP addresses allocated to plcs + # Logic + # (*) running plcs are recorded in the file named ~/running-test-plcs + # (*) this file contains a line for each running plc, older first + # (*) each line contains the vserver name + the hostname of the (vserver) testbox where it sits + # (*) the free_tracker method performs a vserver stop on the oldest entry + # (*) the record_tracker method adds an entry at the bottom of the file + # (*) the cleanup_tracker method stops all known vservers and removes the tracker file + + TRACKER_FILE="~/running-test-plcs" + + def record_tracker (self): + command="echo %s %s >> %s"%(self.vservername,self.test_ssh.hostname,TestPlc.TRACKER_FILE) + (code,output) = utils.output_of (self.test_ssh.actual_command(command)) + if code != 0: + print "WARNING : COULD NOT record_tracker %s as a running plc on %s"%(self.vservername,self.test_ssh.hostname) + return False + print "Recorded %s in running plcs on host %s"%(self.vservername,self.test_ssh.hostname) return True - def uninstall_vserver(self): - self.run_in_host("vserver --silent %s delete"%self.vservername) + def free_tracker (self): + command="head -1 %s"%TestPlc.TRACKER_FILE + (code,line) = utils.output_of(self.test_ssh.actual_command(command)) + if code != 0: + print "No entry found in %s on %s"%(TestPlc.TRACKER_FILE,self.test_ssh.hostname) + return False + try: + [vserver_to_stop,hostname] = line.split() + except: + print "WARNING: free_tracker: Could not parse %s - skipped"%TestPlc.TRACKER_FILE + return False + stop_command = "vserver --silent %s stop"%vserver_to_stop + utils.system(self.test_ssh.actual_command(stop_command)) + x=TestPlc.TRACKER_FILE + flush_command = "tail --lines=+2 %s > %s.tmp ; mv %s.tmp %s"%(x,x,x,x) + utils.system(self.test_ssh.actual_command(flush_command)) return True + # this should/could stop only the ones in TRACKER_FILE if that turns out to be reliable + def cleanup_tracker (self): + stop_all = "cd /vservers ; for i in * ; do vserver --silent $i stop ; done" + utils.system(self.test_ssh.actual_command(stop_all)) + clean_tracker = "rm -f %s"%TestPlc.TRACKER_FILE + utils.system(self.test_ssh.actual_command(clean_tracker)) + def uninstall(self): - # if there's a chroot-based myplc running, and then a native-based myplc is being deployed - # it sounds safer to have the former uninstalled too - # now the vserver method cannot be invoked for chroot instances as vservername is required - if self.vserver: - self.uninstall_vserver() - self.uninstall_chroot() - else: - self.uninstall_chroot() + self.run_in_host("vserver --silent %s delete"%self.vservername) return True ### install - def install_chroot(self): - # nothing to do - return True - - def install_vserver(self): + def install(self): # we need build dir for vtest-init-vserver if self.is_local(): # a full path for the local calls - build_dir=os.path(sys.argv[0])+"/build" + build_dir=os.path.dirname(sys.argv[0])+"/build" else: - # use a standard name - will be relative to HOME - build_dir="options.buildname" + # use a standard name - will be relative to remote buildname + build_dir="build" # run checkout in any case - would do an update if already exists build_checkout = "svn checkout %s %s"%(self.options.build_url,build_dir) if self.run_in_host(build_checkout) != 0: return False - # the repo url is taken from myplc-url - # with the last two steps (i386/myplc...) removed - repo_url = self.options.myplc_url - for level in [ 'rpmname','arch' ]: + # the repo url is taken from arch-rpms-url + # with the last step (i386.) removed + repo_url = self.options.arch_rpms_url + for level in [ 'arch' ]: repo_url = os.path.dirname(repo_url) - create_vserver="%s/vtest-init-vserver.sh %s %s -- --interface eth0:%s"%\ - (build_dir,self.vservername,repo_url,self.vserverip) - return self.run_in_host(create_vserver) == 0 - - def install(self): - if self.vserver: - return self.install_vserver() + if self.options.arch == "i386": + personality_option="-p linux32" else: - return self.install_chroot() - - ### install_rpm - make this an optional step - def cache_rpm(self): - url = self.options.myplc_url - rpm = os.path.basename(url) - cache_fetch="pwd;if [ -f %(rpm)s ] ; then echo Using cached rpm %(rpm)s ; else echo Fetching %(url)s ; curl -O %(url)s; fi"%locals() - return self.run_in_host(cache_fetch)==0 - - def install_rpm_chroot(self): - url = self.options.myplc_url - rpm = os.path.basename(url) - if not self.cache_rpm(): - return False - utils.header('Installing the : %s'%rpm) - return self.run_in_host('rpm -Uvh '+rpm)==0 and self.run_in_host('service plc mount')==0 - - def install_rpm_vserver(self): - return self.run_in_guest("yum -y install myplc-native")==0 + personality_option="-p linux64" + script="vtest-init-vserver.sh" + vserver_name = self.vservername + vserver_options="--netdev eth0 --interface %s"%self.vserverip + try: + vserver_hostname=socket.gethostbyaddr(self.vserverip)[0] + vserver_options += " --hostname %s"%vserver_hostname + except: + pass + create_vserver="%(build_dir)s/%(script)s %(personality_option)s %(vserver_name)s %(repo_url)s -- %(vserver_options)s"%locals() + return self.run_in_host(create_vserver) == 0 + ### install_rpm def install_rpm(self): - if self.vserver: - return self.install_rpm_vserver() - else: - return self.install_rpm_chroot() + return self.run_in_guest("yum -y install myplc-native")==0 ### def configure(self): @@ -334,19 +339,12 @@ class TestPlc: utils.system('rm %s'%tmpname) return True - # the chroot install is slightly different to this respect def start(self): - if self.vserver: - self.run_in_guest('service plc start') - else: - self.run_in_host('service plc start') + self.run_in_guest('service plc start') return True def stop(self): - if self.vserver: - self.run_in_guest('service plc stop') - else: - self.run_in_host('service plc stop') + self.run_in_guest('service plc stop') return True # could use a TestKey class @@ -420,12 +418,40 @@ class TestPlc: groups_dict[nodegroupname].append(test_node.name()) auth=self.auth_root() for (nodegroupname,group_nodes) in groups_dict.iteritems(): - try: - self.apiserver.GetNodeGroups(auth,{'name':nodegroupname})[0] - except: - self.apiserver.AddNodeGroup(auth,{'name':nodegroupname}) - for node in group_nodes: - self.apiserver.AddNodeToNodeGroup(auth,node,nodegroupname) + print 'nodegroups:','dealing with nodegroup',nodegroupname,'on nodes',group_nodes + # first, check if the nodetagtype is here + tag_types = self.apiserver.GetNodeTagTypes(auth,{'name':nodegroupname}) + if tag_types: + tag_type_id = tag_types[0]['node_tag_type_id'] + print 'node-tag-type',nodegroupname,'already exists' + else: + tag_type_id = self.apiserver.AddNodeTagType(auth, + {'name':nodegroupname, + 'description': + 'for nodegroup %s'%nodegroupname, + 'category':'test', + 'min_role_id':10}) + # create nodegroup + nodegroups = self.apiserver.GetNodeGroups (auth, {'groupname':nodegroupname}) + if nodegroups: + print 'nodegroup',nodegroupname,'already exists' + else: + self.apiserver.AddNodeGroup(auth, + {'groupname': nodegroupname, + 'node_tag_type_id': tag_type_id, + 'value': 'yes'}) + # set node tag on all nodes, value='yes' + for nodename in group_nodes: + # check if already set + # xxx need node_id - need improvement in the API + node_id = self.apiserver.GetNodes(auth,nodename)[0]['node_id'] + node_tag = self.apiserver.GetNodeTags(auth, + {'node_id':node_id, + 'node_tag_type_id':tag_type_id}) + if node_tag: + print 'node',nodename,'already has tag',nodegroupname + else: + self.apiserver.AddNodeTag(auth, node_id, nodegroupname,"yes") return True def all_hostnames (self) : @@ -436,7 +462,7 @@ class TestPlc: return hostnames # gracetime : during the first minutes nothing gets printed - def do_nodes_booted (self, minutes, gracetime=2): + def do_nodes_booted (self, minutes, gracetime,period=30): if self.options.dry_run: print 'dry_run' return True @@ -464,7 +490,7 @@ class TestPlc: utils.header("WARNING - Real node %s in %s - ignored"%(hostname,boot_state)) # let's cheat boot_state = 'boot' - if datetime.datetime.now() > graceout: + elif datetime.datetime.now() > graceout: utils.header ("%s still in '%s' state"%(hostname,boot_state)) graceout=datetime.datetime.now()+datetime.timedelta(1) status[hostname] = boot_state @@ -477,17 +503,17 @@ class TestPlc: utils.header("FAILURE due to %s in '%s' state"%(hostname,status[hostname])) return False # otherwise, sleep for a while - time.sleep(15) + time.sleep(period) # only useful in empty plcs return True def nodes_booted(self): - return self.do_nodes_booted(minutes=0) - + return self.do_nodes_booted(minutes=20,gracetime=15) - def do_nodes_ssh(self,minutes): + def do_nodes_ssh(self,minutes,gracetime,period=30): # compute timeout timeout = datetime.datetime.now()+datetime.timedelta(minutes=minutes) + graceout = datetime.datetime.now()+datetime.timedelta(minutes=gracetime) tocheck = self.all_hostnames() # self.scan_publicKeys(tocheck) utils.header("checking Connectivity on nodes %r"%tocheck) @@ -495,8 +521,8 @@ class TestPlc: for hostname in tocheck: # try to ssh in nodes node_test_ssh = TestSsh (hostname,key="/etc/planetlab/root_ssh_key.rsa") - access=self.run_in_guest(node_test_ssh.actual_command("date")) - if not access: + success=self.run_in_guest(node_test_ssh.actual_command("hostname"))==0 + if success: utils.header('The node %s is sshable -->'%hostname) # refresh tocheck tocheck.remove(hostname) @@ -506,6 +532,8 @@ class TestPlc: if TestNode.is_real_model(node_spec['node_fields']['model']): utils.header ("WARNING : check ssh access into real node %s - skipped"%hostname) tocheck.remove(hostname) + elif datetime.datetime.now() > graceout: + utils.header("Could not ssh-enter root context on %s"%hostname) if not tocheck: return True if datetime.datetime.now() > timeout: @@ -513,12 +541,12 @@ class TestPlc: utils.header("FAILURE to ssh into %s"%hostname) return False # otherwise, sleep for a while - time.sleep(15) + time.sleep(period) # only useful in empty plcs return True def nodes_ssh(self): - return self.do_nodes_ssh(minutes=2) + return self.do_nodes_ssh(minutes=6,gracetime=4) @node_mapper def init_node (self): pass @@ -526,6 +554,10 @@ class TestPlc: def bootcd (self): pass @node_mapper def configure_qemu (self): pass + @node_mapper + def reinstall_node (self): pass + @node_mapper + def export_qemu (self): pass def do_check_initscripts(self): overall = True @@ -553,6 +585,17 @@ class TestPlc: self.apiserver.AddInitScript(self.auth_root(),initscript['initscript_fields']) return True + def clean_initscripts (self): + for initscript in self.plc_spec['initscripts']: + initscript_name = initscript['initscript_fields']['name'] + print('Attempting to delete %s in plc %s'%(initscript_name,self.plc_spec['name'])) + try: + self.apiserver.DeleteInitScript(self.auth_root(),initscript_name) + print initscript_name,'deleted' + except: + print 'deletion went wrong - probably did not exist' + return True + def slices (self): return self.do_slices() @@ -579,17 +622,16 @@ class TestPlc: @node_mapper def clear_known_hosts (self): pass - def start_nodes (self): - utils.header("Starting nodes") - for site_spec in self.plc_spec['sites']: - TestSite(self,site_spec).start_nodes (self.options) - return True + @node_mapper + def start_node (self) : pass - def locate_first_sliver (self): - slice_spec = self.plc_spec['slices'][0] - slicename = slice_spec['slice_fields']['name'] - nodename = slice_spec['nodenames'][0] - return self.locate_sliver_obj(nodename,slicename) + def all_sliver_objs (self): + result=[] + for slice_spec in self.plc_spec['slices']: + slicename = slice_spec['slice_fields']['name'] + for nodename in slice_spec['nodenames']: + result.append(self.locate_sliver_obj (nodename,slicename)) + return result def locate_sliver_obj (self,nodename,slicename): (site,node) = self.locate_node(nodename) @@ -620,10 +662,10 @@ class TestPlc: def gather_logs (self): - # (1) get the plc's /var/log and store it locally in logs/-var-log/* - # (2) get all the nodes qemu log and store it as logs/-qemu.log - # (3) get the nodes /var/log and store is as logs/-var-log/* - # (4) as far as possible get the slice's /var/log as logs/--var-log/* + # (1) get the plc's /var/log and store it locally in logs/myplc.var-log./* + # (2) get all the nodes qemu log and store it as logs/node.qemu..log + # (3) get the nodes /var/log and store is as logs/node.var-log./* + # (4) as far as possible get the slice's /var/log as logs/sliver.var-log./* # (1) print "-------------------- TestPlc.gather_logs : PLC's /var/log" self.gather_var_logs () @@ -639,24 +681,21 @@ class TestPlc: self.gather_nodes_var_logs() # (4) print "-------------------- TestPlc.gather_logs : sample sliver's /var/log" - self.gather_first_sliver_logs() + self.gather_slivers_var_logs() return True - def gather_first_sliver_logs(self): - try: - test_sliver = self.locate_first_sliver() + def gather_slivers_var_logs(self): + for test_sliver in self.all_sliver_objs(): remote = test_sliver.tar_var_logs() - utils.system("mkdir -p logs/%s-var-log"%test_sliver.name()) - command = remote + " | tar -C logs/%s-var-log -xf -"%test_sliver.name() + utils.system("mkdir -p logs/sliver.var-log.%s"%test_sliver.name()) + command = remote + " | tar -C logs/sliver.var-log.%s -xf -"%test_sliver.name() utils.system(command) - except Exception,e: - print 'Cannot locate first sliver - giving up',e return True def gather_var_logs (self): to_plc = self.actual_command_in_guest("tar -C /var/log/ -cf - .") - command = to_plc + "| tar -C logs/%s-var-log -xf -"%self.name() - utils.system("mkdir -p logs/%s-var-log"%self.name()) + command = to_plc + "| tar -C logs/myplc.var-log.%s -xf -"%self.name() + utils.system("mkdir -p logs/myplc.var-log.%s"%self.name()) utils.system(command) def gather_nodes_var_logs (self): @@ -666,8 +705,8 @@ class TestPlc: test_node=TestNode(self,test_site,node_spec) test_ssh = TestSsh (test_node.name(),key="/etc/planetlab/root_ssh_key.rsa") to_plc = self.actual_command_in_guest ( test_ssh.actual_command("tar -C /var/log -cf - .")) - command = to_plc + "| tar -C logs/%s-var-log -xf -"%test_node.name() - utils.system("mkdir -p logs/%s-var-log"%test_node.name()) + command = to_plc + "| tar -C logs/node.var-log.%s -xf -"%test_node.name() + utils.system("mkdir -p logs/node.var-log.%s"%test_node.name()) utils.system(command)