from TestSsh import TestSsh
from TestMapper import TestMapper
+# too painful to propagate this cleanly
+verbose=None
+
def header (message,banner=True):
if not message: return
if banner: print "===============",
def timestamp_sort(o1,o2): return o1.timestamp-o2.timestamp
+def short_hostname (hostname):
+ return hostname.split('.')[0]
+
+####################
+# the place were other test instances tell about their not-yet-started
+# instances, that go undetected through sensing
+class Starting:
+
+ location='/root/starting'
+ def __init__ (self):
+ self.tuples=[]
+
+ def load (self):
+ try: self.tuples=[line.strip().split('@')
+ for line in file(Starting.location).readlines()]
+ except: self.tuples=[]
+
+ def vnames (self) :
+ self.load()
+ return [ x for (x,_) in self.tuples ]
+
+ def add (self, vname, bname):
+ if not vname in self.vnames():
+ file(Starting.location,'a').write("%s@%s\n"%(vname,bname))
+
+ def delete_vname (self, vname):
+ self.load()
+ if vname in self.vnames():
+ f=file(Starting.location,'w')
+ for (v,b) in self.tuples:
+ if v != vname: f.write("%s@%s\n"%(v,b))
+ f.close()
+
####################
# pool class
# allows to pick an available IP among a pool
def char (self):
if self.status==None: return '?'
- elif self.status=='busy': return '*'
- elif self.status=='free': return '.'
+ elif self.status=='busy': return '+'
+ elif self.status=='free': return '-'
elif self.status=='mine': return 'M'
elif self.status=='starting': return 'S'
class Pool:
- def __init__ (self, tuples,message):
- self.pool= [ PoolItem (h,u) for (h,u) in tuples ]
+ def __init__ (self, tuples,message, substrate):
+ self.pool_items= [ PoolItem (hostname,userdata) for (hostname,userdata) in tuples ]
self.message=message
+ # where to send notifications upon load_starting
+ self.substrate=substrate
- def list (self):
- for i in self.pool: print i.line()
+ def list (self, verbose=False):
+ for i in self.pool_items: print i.line()
def line (self):
line=self.message
- for i in self.pool: line += ' ' + i.char()
+ for i in self.pool_items: line += ' ' + i.char()
return line
def _item (self, hostname):
- for i in self.pool:
+ for i in self.pool_items:
if i.hostname==hostname: return i
raise Exception ("Could not locate hostname %s in pool %s"%(hostname,self.message))
print 'WARNING: host %s not found in IP pool %s'%(hostname,self.message)
def next_free (self):
- for i in self.pool:
+ for i in self.pool_items:
if i.status == 'free':
i.status='mine'
return (i.hostname,i.userdata)
return None
- # the place were other test instances tell about their not-yet-started
- # instances, that go undetected through sensing
- starting='/root/starting'
- def add_starting (self, name):
- try: items=[line.strip() for line in file(Pool.starting).readlines()]
- except: items=[]
- if not name in items:
- file(Pool.starting,'a').write(name+'\n')
- for i in self.pool:
- if i.hostname==name: i.status='mine'
-
- # we load this after actual sensing;
+ ####################
+ # we have a starting instance of our own
+ def add_starting (self, vname, bname):
+ Starting().add(vname,bname)
+ for i in self.pool_items:
+ if i.hostname==vname: i.status='mine'
+
+ # load the starting instances from the common file
+ # remember that might be ours
+ # return the list of (vname,bname) that are not ours
def load_starting (self):
- try: items=[line.strip() for line in file(Pool.starting).readlines()]
- except: items=[]
- for i in self.pool:
- if i.hostname in items:
- if i.status=='free' : i.status='starting'
+ starting=Starting()
+ starting.load()
+ new_tuples=[]
+ for (v,b) in starting.tuples:
+ for i in self.pool_items:
+ if i.hostname==v and i.status=='free':
+ i.status='starting'
+ new_tuples.append( (v,b,) )
+ return new_tuples
def release_my_starting (self):
- for i in self.pool:
- if i.status=='mine':
- self.del_starting(i.hostname)
+ for i in self.pool_items:
+ if i.status=='mine':
+ Starting().delete_vname (i.hostname)
i.status=None
- def del_starting (self, name):
- try: items=[line.strip() for line in file(Pool.starting).readlines()]
- except: items=[]
- if name in items:
- f=file(Pool.starting,'w')
- for item in items:
- if item != name: f.write(item+'\n')
- f.close()
-
+
##########
def _sense (self):
- for item in self.pool:
+ for item in self.pool_items:
if item.status is not None:
+ print item.char(),
continue
if self.check_ping (item.hostname):
item.status='busy'
+ print '*',
else:
item.status='free'
+ print '.',
def sense (self):
print 'Sensing IP pool',self.message,
self._sense()
print 'Done'
- self.load_starting()
- print 'After starting: IP pool'
+ for (vname,bname) in self.load_starting():
+ self.substrate.add_starting_dummy (bname, vname)
+ print "After having loaded 'starting': IP pool"
print self.line()
-
# OS-dependent ping option (support for macos, for convenience)
ping_timeout_option = None
# returns True when a given hostname/ip responds to ping
command="ping -c 1 %s 1 %s"%(Pool.ping_timeout_option,hostname)
(status,output) = commands.getstatusoutput(command)
- if status==0: print '*',
- else: print '.',
return status == 0
####################
class Box:
def __init__ (self,hostname):
self.hostname=hostname
- def short_hostname (self):
- return self.hostname.split('.')[0]
+ self._probed=None
+ def shortname (self):
+ return short_hostname(self.hostname)
def test_ssh (self): return TestSsh(self.hostname,username='root',unknown_host=False)
def reboot (self, options):
self.test_ssh().run("shutdown -r now",message="Rebooting %s"%self.hostname,
dry_run=options.dry_run)
+ def hostname_fedora (self,virt=None):
+ result = "%s {"%self.hostname
+ if virt: result += "%s-"%virt
+ result += "%s"%self.fedora()
+ # too painful to propagate this cleanly
+ global verbose
+ if verbose:
+ result += "-%s" % self.uname()
+ result += "}"
+ return result
+
+ separator = "===composite==="
+
+ # probe the ssh link
+ # take this chance to gather useful stuff
+ def probe (self):
+ # try it only once
+ if self._probed is not None: return self._probed
+ composite_command = [ ]
+ composite_command += [ "hostname" ]
+ composite_command += [ ";" , "echo", Box.separator , ";" ]
+ composite_command += [ "uptime" ]
+ composite_command += [ ";" , "echo", Box.separator , ";" ]
+ composite_command += [ "uname", "-r"]
+ composite_command += [ ";" , "echo", Box.separator , ";" ]
+ composite_command += [ "cat" , "/etc/fedora-release" ]
+
+ # due to colons and all, this is going wrong on the local box (typically testmaster)
+ # I am reluctant to change TestSsh as it might break all over the place, so
+ if self.test_ssh().is_local():
+ probe_argv = [ "bash", "-c", " ".join (composite_command) ]
+ else:
+ probe_argv=self.test_ssh().actual_argv(composite_command)
+ composite=self.backquote ( probe_argv, trash_err=True )
+ self._hostname = self._uptime = self._uname = self._fedora = "** Unknown **"
+ if not composite:
+ print "root@%s unreachable"%self.hostname
+ self._probed=''
+ else:
+ try:
+ pieces = composite.split(Box.separator)
+ pieces = [ x.strip() for x in pieces ]
+ [self._hostname, self._uptime, self._uname, self._fedora] = pieces
+ # customize
+ self._uptime = ', '.join([ x.strip() for x in self._uptime.split(',')[2:]])
+ self._fedora = self._fedora.replace("Fedora release ","f").split(" ")[0]
+ except:
+ import traceback
+ print 'BEG issue with pieces',pieces
+ traceback.print_exc()
+ print 'END issue with pieces',pieces
+ self._probed=self._hostname
+ return self._probed
+
+ # use argv=['bash','-c',"the command line"]
+ def uptime(self):
+ self.probe()
+ if hasattr(self,'_uptime') and self._uptime: return self._uptime
+ return '*unprobed* uptime'
+ def uname(self):
+ self.probe()
+ if hasattr(self,'_uname') and self._uname: return self._uname
+ return '*unprobed* uname'
+ def fedora(self):
+ self.probe()
+ if hasattr(self,'_fedora') and self._fedora: return self._fedora
+ return '*unprobed* fedora'
+
def run(self,argv,message=None,trash_err=False,dry_run=False):
if dry_run:
print 'DRY_RUN:',
return result
def backquote (self, argv, trash_err=False):
+ # print 'running backquote',argv
if not trash_err:
result= subprocess.Popen(argv,stdout=subprocess.PIPE).communicate()[0]
else:
result= subprocess.Popen(argv,stdout=subprocess.PIPE,stderr=file('/dev/null','w')).communicate()[0]
return result
+ # if you have any shell-expanded arguments like *
+ # and if there's any chance the command is adressed to the local host
def backquote_ssh (self, argv, trash_err=False):
- # first probe the ssh link
- probe_argv=self.test_ssh().actual_argv(['hostname'])
- hostname=self.backquote ( probe_argv, trash_err=True )
- if not hostname:
- print "root@%s unreachable"%self.hostname
- return ''
- else:
- return self.backquote( self.test_ssh().actual_argv(argv), trash_err)
+ if not self.probe(): return ''
+ return self.backquote( self.test_ssh().actual_argv(argv), trash_err)
############################################################
class BuildInstance:
return
self.build_instances.append(BuildInstance(buildname, pid, self))
- def list(self):
+ def list(self, verbose=False):
if not self.build_instances:
- header ('No build process on %s (%s)'%(self.hostname,self.uptime()))
+ header ('No build process on %s (%s)'%(self.hostname_fedora(),self.uptime()))
else:
- header ("Builds on %s (%s)"%(self.hostname,self.uptime()))
+ header ("Builds on %s (%s)"%(self.hostname_fedora(),self.uptime()))
for b in self.build_instances:
header (b.line(),banner=False)
- def uptime(self):
- if hasattr(self,'_uptime') and self._uptime: return self._uptime
- return '*undef* uptime'
+ def reboot (self, options):
+ if not options.soft:
+ Box.reboot(self,options)
+ else:
+ self.soft_reboot (options)
+
+build_matcher=re.compile("\s*(?P<pid>[0-9]+).*-[bo]\s+(?P<buildname>[^\s]+)(\s|\Z)")
+build_matcher_initvm=re.compile("\s*(?P<pid>[0-9]+).*initvm.*\s+(?P<buildname>[^\s]+)\s*\Z")
+
+class BuildLxcBox (BuildBox):
+ def soft_reboot (self, options):
+ command=['pkill','lbuild']
+ self.run_ssh(command,"Terminating vbuild processes",dry_run=options.dry_run)
# inspect box and find currently running builds
- matcher=re.compile("\s*(?P<pid>[0-9]+).*-[bo]\s+(?P<buildname>[^\s]+)(\s|\Z)")
- def sense(self,options):
- if options.reboot:
- if not options.soft:
- self.reboot(options)
- else:
- command=['pkill','vbuild']
- self.run_ssh(command,"Terminating vbuild processes",dry_run=options.dry_run)
- return
- print 'b',
- command=['uptime']
- self._uptime=self.backquote_ssh(command,trash_err=True).strip()
- if not self._uptime: self._uptime='unreachable'
- pids=self.backquote_ssh(['pgrep','vbuild'],trash_err=True)
+ def sense(self, options):
+ print 'xb',
+ pids=self.backquote_ssh(['pgrep','lbuild'],trash_err=True)
if not pids: return
command=['ps','-o','pid,command'] + [ pid for pid in pids.split("\n") if pid]
ps_lines=self.backquote_ssh (command).split('\n')
for line in ps_lines:
if not line.strip() or line.find('PID')>=0: continue
- m=BuildBox.matcher.match(line)
+ m=build_matcher.match(line)
if m:
date=time.strftime('%Y-%m-%d',time.localtime(time.time()))
buildname=m.group('buildname').replace('@DATE@',date)
self.add_build (buildname,m.group('pid'))
- else: header('command %r returned line that failed to match'%command)
-
+ continue
+ m=build_matcher_initvm.match(line)
+ if m:
+ # buildname is expansed here
+ self.add_build (buildname,m.group('pid'))
+ continue
+ header('BuildLxcBox.sense: command %r returned line that failed to match'%command)
+ header(">>%s<<"%line)
+
############################################################
class PlcInstance:
- def __init__ (self, vservername, ctxid, plcbox):
- self.vservername=vservername
- self.ctxid=ctxid
+ def __init__ (self, plcbox):
self.plc_box=plcbox
# unknown yet
self.timestamp=0
-
+
def set_timestamp (self,timestamp): self.timestamp=timestamp
def set_now (self): self.timestamp=int(time.time())
def pretty_timestamp (self): return time.strftime("%Y-%m-%d:%H-%M",time.localtime(self.timestamp))
+class PlcLxcInstance (PlcInstance):
+ # does lxc have a context id of any kind ?
+ def __init__ (self, plcbox, lxcname, pid):
+ PlcInstance.__init__(self, plcbox)
+ self.lxcname = lxcname
+ self.pid = pid
+
def vplcname (self):
- return self.vservername.split('-')[-1]
+ return self.lxcname.split('-')[-1]
def buildname (self):
- return self.vservername.rsplit('-',2)[0]
+ return self.lxcname.rsplit('-',2)[0]
def line (self):
msg="== %s =="%(self.vplcname())
- msg += " [=%s]"%self.vservername
- if self.ctxid==0: msg+=" not (yet?) running"
- else: msg+=" (ctx=%s)"%self.ctxid
+ msg += " [=%s]"%self.lxcname
+ if self.pid==-1: msg+=" not (yet?) running"
+ else: msg+=" (pid=%s)"%self.pid
if self.timestamp: msg += " @ %s"%self.pretty_timestamp()
else: msg += " *unknown timestamp*"
return msg
def kill (self):
- msg="vserver stopping %s on %s"%(self.vservername,self.plc_box.hostname)
- self.plc_box.run_ssh(['vserver',self.vservername,'stop'],msg)
+ command="rsync lxc-driver.sh %s:/root"%self.plc_box.hostname
+ commands.getstatusoutput(command)
+ msg="lxc container stopping %s on %s"%(self.lxcname,self.plc_box.hostname)
+ self.plc_box.run_ssh(['/root/lxc-driver.sh','-c','stop_lxc','-n',self.lxcname],msg)
self.plc_box.forget(self)
+##########
class PlcBox (Box):
def __init__ (self, hostname, max_plcs):
Box.__init__(self,hostname)
self.plc_instances=[]
self.max_plcs=max_plcs
- def add_vserver (self,vservername,ctxid):
- for plc in self.plc_instances:
- if plc.vservername==vservername:
- header("WARNING, duplicate myplc %s running on %s"%\
- (vservername,self.hostname),banner=False)
- return
- self.plc_instances.append(PlcInstance(vservername,ctxid,self))
-
- def forget (self, plc_instance):
- self.plc_instances.remove(plc_instance)
+ def free_slots (self):
+ return self.max_plcs - len(self.plc_instances)
# fill one slot even though this one is not started yet
def add_dummy (self, plcname):
- dummy=PlcInstance('dummy_'+plcname,0,self)
+ dummy=PlcLxcInstance(self,'dummy_'+plcname,0)
dummy.set_now()
self.plc_instances.append(dummy)
- def line(self):
- msg="%s [max=%d,%d free] (%s)"%(self.hostname, self.max_plcs,self.free_spots(),self.uname())
- return msg
-
- def list(self):
+ def forget (self, plc_instance):
+ self.plc_instances.remove(plc_instance)
+
+ def reboot (self, options):
+ if not options.soft:
+ Box.reboot(self,options)
+ else:
+ self.soft_reboot (options)
+
+ def list(self, verbose=False):
if not self.plc_instances:
- header ('No vserver running on %s'%(self.line()))
+ header ('No plc running on %s'%(self.line()))
else:
header ("Active plc VMs on %s"%self.line())
self.plc_instances.sort(timestamp_sort)
for p in self.plc_instances:
header (p.line(),banner=False)
- def free_spots (self):
- return self.max_plcs - len(self.plc_instances)
+## we do not this at INRIA any more
+class PlcLxcBox (PlcBox):
+
+ def add_lxc (self,lxcname,pid):
+ for plc in self.plc_instances:
+ if plc.lxcname==lxcname:
+ header("WARNING, duplicate myplc %s running on %s"%\
+ (lxcname,self.hostname),banner=False)
+ return
+ self.plc_instances.append(PlcLxcInstance(self,lxcname,pid))
- def uname(self):
- if hasattr(self,'_uname') and self._uname: return self._uname
- return '*undef* uname'
- def plc_instance_by_vservername (self, vservername):
+ # a line describing the box
+ def line(self):
+ return "%s [max=%d,free=%d] (%s)"%(self.hostname_fedora(virt="lxc"),
+ self.max_plcs,self.free_slots(),
+ self.uptime(),
+ )
+
+ def plc_instance_by_lxcname (self, lxcname):
for p in self.plc_instances:
- if p.vservername==vservername: return p
+ if p.lxcname==lxcname: return p
return None
-
- def sense (self, options):
- if options.reboot:
- if not options.soft:
- self.reboot(options)
- return
- else:
- self.run_ssh(['service','util-vserver','stop'],"Stopping all running vservers",
- dry_run=options.dry_run)
- return
- print 'p',
- self._uname=self.backquote_ssh(['uname','-r']).strip()
- # try to find fullname (vserver_stat truncates to a ridiculously short name)
- # fetch the contexts for all vservers on that box
- map_command=['grep','.','/etc/vservers/*/context','/dev/null',]
- context_map=self.backquote_ssh (map_command)
- # at this point we have a set of lines like
- # /etc/vservers/2010.01.20--k27-f12-32-vplc03/context:40144
- ctx_dict={}
- for map_line in context_map.split("\n"):
- if not map_line: continue
- [path,xid] = map_line.split(':')
- ctx_dict[xid]=os.path.basename(os.path.dirname(path))
- # at this point ctx_id maps context id to vservername
-
- command=['vserver-stat']
- vserver_stat = self.backquote_ssh (command)
- for vserver_line in vserver_stat.split("\n"):
- if not vserver_line: continue
- context=vserver_line.split()[0]
- if context=="CTX": continue
- longname=ctx_dict[context]
- self.add_vserver(longname,context)
-# print self.margin_outline(self.vplcname(longname)),"%(vserver_line)s [=%(longname)s]"%locals()
-
- # scan timestamps
- running_vsnames = [ i.vservername for i in self.plc_instances ]
- command= ['grep','.']
- command += ['/vservers/%s/timestamp'%vs for vs in running_vsnames]
- command += ['/dev/null']
- ts_lines=self.backquote_ssh(command,trash_err=True).split('\n')
- for ts_line in ts_lines:
- if not ts_line.strip(): continue
- # expect /vservers/<vservername>/timestamp:<timestamp>
- try:
- (_,__,vservername,tail)=ts_line.split('/')
- (_,timestamp)=tail.split(':')
- timestamp=int(timestamp)
- p=self.plc_instance_by_vservername(vservername)
- if not p:
- print 'WARNING unattached plc instance',ts_line
- print 'was expecting to find',vservername,'in',[i.vservername for i in self.plc_instances]
- continue
- p.set_timestamp(timestamp)
- except: print 'WARNING, could not parse ts line',ts_line
-
+
+ # essentially shutdown all running containers
+ def soft_reboot (self, options):
+ command="rsync lxc-driver.sh %s:/root"%self.hostname
+ commands.getstatusoutput(command)
+ self.run_ssh(['/root/lxc-driver.sh','-c','stop_all'],"Stopping all running lxc containers on %s"%(self.hostname,),
+ dry_run=options.dry_run)
+ # sense is expected to fill self.plc_instances with PlcLxcInstance's
+ # to describe the currently running VM's
+ def sense (self, options):
+ print "xp",
+ command="rsync lxc-driver.sh %s:/root"%self.hostname
+ commands.getstatusoutput(command)
+ command=['/root/lxc-driver.sh','-c','sense_all']
+ lxc_stat = self.backquote_ssh (command)
+ for lxc_line in lxc_stat.split("\n"):
+ if not lxc_line: continue
+ lxcname=lxc_line.split(";")[0]
+ pid=lxc_line.split(";")[1]
+ timestamp=lxc_line.split(";")[2]
+ self.add_lxc(lxcname,pid)
+ try: timestamp=int(timestamp)
+ except: timestamp=0
+ p=self.plc_instance_by_lxcname(lxcname)
+ if not p:
+ print 'WARNING zombie plc',self.hostname,lxcname
+ print '... was expecting',lxcname,'in',[i.lxcname for i in self.plc_instances]
+ continue
+ p.set_timestamp(timestamp)
############################################################
class QemuInstance:
def pretty_timestamp (self): return time.strftime("%Y-%m-%d:%H-%M",time.localtime(self.timestamp))
def line (self):
- msg = "== %s =="%(self.nodename)
+ msg = "== %s =="%(short_hostname(self.nodename))
msg += " [=%s]"%self.buildname
if self.pid: msg += " (pid=%s)"%self.pid
else: msg += " not (yet?) running"
return
self.qemu_instances.append(QemuInstance(nodename,pid,self))
+ def node_names (self):
+ return [ qi.nodename for qi in self.qemu_instances ]
+
def forget (self, qemu_instance):
self.qemu_instances.remove(qemu_instance)
self.qemu_instances.append(dummy)
def line (self):
- msg="%s [max=%d,%d free] (%s)"%(self.hostname, self.max_qemus,self.free_spots(),self.driver())
- return msg
+ return "%s [max=%d,free=%d] (%s) %s"%(
+ self.hostname_fedora(virt="qemu"), self.max_qemus,self.free_slots(),
+ self.uptime(),self.driver())
- def list(self):
+ def list(self, verbose=False):
if not self.qemu_instances:
- header ('No qemu process on %s'%(self.line()))
+ header ('No qemu on %s'%(self.line()))
else:
- header ("Active qemu processes on %s"%(self.line()))
+ header ("Qemus on %s"%(self.line()))
self.qemu_instances.sort(timestamp_sort)
for q in self.qemu_instances:
header (q.line(),banner=False)
- def free_spots (self):
+ def free_slots (self):
return self.max_qemus - len(self.qemu_instances)
def driver(self):
return q
return None
+ def reboot (self, options):
+ if not options.soft:
+ Box.reboot(self,options)
+ else:
+ self.run_ssh(['pkill','qemu'],"Killing qemu instances",
+ dry_run=options.dry_run)
+
matcher=re.compile("\s*(?P<pid>[0-9]+).*-cdrom\s+(?P<nodename>[^\s]+)\.iso")
def sense(self, options):
- if options.reboot:
- if not options.soft:
- self.reboot(options)
- else:
- self.run_ssh(box,['pkill','qemu'],"Killing qemu instances",
- dry_run=options.dry_run)
- return
- print 'q',
+ print 'qn',
modules=self.backquote_ssh(['lsmod']).split('\n')
- self._driver='*NO kqemu/kmv_intel MODULE LOADED*'
+ self._driver='*NO kqemu/kvm_intel MODULE LOADED*'
for module in modules:
if module.find('kqemu')==0:
self._driver='kqemu module loaded'
- # kvm might be loaded without vkm_intel (we dont have AMD)
+ # kvm might be loaded without kvm_intel (we dont have AMD)
elif module.find('kvm_intel')==0:
- self._driver='kvm_intel module loaded'
+ self._driver='kvm_intel OK'
########## find out running pids
pids=self.backquote_ssh(['pgrep','qemu'])
if not pids: return
for line in ps_lines:
if not line.strip() or line.find('PID') >=0 : continue
m=QemuBox.matcher.match(line)
- if m: self.add_node (m.group('nodename'),m.group('pid'))
- else: header('command %r returned line that failed to match'%command)
+ if m:
+ self.add_node (m.group('nodename'),m.group('pid'))
+ continue
+ header('QemuBox.sense: command %r returned line that failed to match'%command)
+ header(">>%s<<"%line)
########## retrieve alive instances and map to build
live_builds=[]
- command=['grep','.','*/*/qemu.pid','/dev/null']
+ command=['grep','.','/vservers/*/*/qemu.pid','/dev/null']
pid_lines=self.backquote_ssh(command,trash_err=True).split('\n')
for pid_line in pid_lines:
if not pid_line.strip(): continue
# expect <build>/<nodename>/qemu.pid:<pid>pid
try:
- (buildname,nodename,tail)=pid_line.split('/')
+ (_,__,buildname,nodename,tail)=pid_line.split('/')
(_,pid)=tail.split(':')
q=self.qemu_instance_by_pid (pid)
if not q: continue
live_builds.append(buildname)
except: print 'WARNING, could not parse pid line',pid_line
# retrieve timestamps
+ if not live_builds: return
command= ['grep','.']
- command += ['%s/*/timestamp'%b for b in live_builds]
+ command += ['/vservers/%s/*/timestamp'%b for b in live_builds]
command += ['/dev/null']
ts_lines=self.backquote_ssh(command,trash_err=True).split('\n')
for ts_line in ts_lines:
if not ts_line.strip(): continue
# expect <build>/<nodename>/timestamp:<timestamp>
try:
- (buildname,nodename,tail)=ts_line.split('/')
+ (_,__,buildname,nodename,tail)=ts_line.split('/')
nodename=nodename.replace('qemu-','')
(_,timestamp)=tail.split(':')
timestamp=int(timestamp)
q=self.qemu_instance_by_nodename_buildname(nodename,buildname)
if not q:
- print 'WARNING unattached qemu instance',ts_line,nodename,buildname
+ print 'WARNING zombie qemu',self.hostname,ts_line
+ print '... was expecting (',short_hostname(nodename),buildname,') in',\
+ [ (short_hostname(i.nodename),i.buildname) for i in self.qemu_instances ]
continue
q.set_timestamp(timestamp)
except: print 'WARNING, could not parse ts line',ts_line
+####################
+class TestInstance:
+ def __init__ (self, buildname, pid=0):
+ self.pids=[]
+ if pid!=0: self.pid.append(pid)
+ self.buildname=buildname
+ # latest trace line
+ self.trace=''
+ # has a KO test
+ self.broken_steps=[]
+ self.timestamp = 0
+
+ def set_timestamp (self,timestamp): self.timestamp=timestamp
+ def set_now (self): self.timestamp=int(time.time())
+ def pretty_timestamp (self): return time.strftime("%Y-%m-%d:%H-%M",time.localtime(self.timestamp))
+
+ def is_running (self): return len(self.pids) != 0
+
+ def add_pid (self,pid):
+ self.pids.append(pid)
+ def set_broken (self, plcindex, step):
+ self.broken_steps.append ( (plcindex, step,) )
+
+ def second_letter (self):
+ if not self.broken_steps: return '='
+ else:
+ really_broken = [ step for (i,step) in self.broken_steps if '_ignore' not in step ]
+ # W is for warning like what's in the build mail
+ if len(really_broken)==0: return 'W'
+ else: return 'B'
+
+ def line (self):
+ # make up a 2-letter sign
+ # first letter : '=', unless build is running : '*'
+ double = '*' if self.pids else '='
+ # second letter : '=' if fine, 'W' for warnings (only ignored steps) 'B' for broken
+ letter2 = self.second_letter()
+ double += letter2
+ msg = " %s %s =="%(double,self.buildname)
+ if not self.pids: pass
+ elif len(self.pids)==1: msg += " (pid=%s)"%self.pids[0]
+ else: msg += " !!!pids=%s!!!"%self.pids
+ msg += " @%s"%self.pretty_timestamp()
+ if letter2 != '=':
+ msg2 = ( ' BROKEN' if letter2 == 'B' else ' WARNING' )
+ # sometimes we have an empty plcindex
+ msg += " [%s="%msg2 + " ".join( [ "%s@%s"%(s,i) if i else s for (i,s) in self.broken_steps ] ) + "]"
+ return msg
+
+class TestBox (Box):
+ def __init__ (self,hostname):
+ Box.__init__(self,hostname)
+ self.starting_ips=[]
+ self.test_instances=[]
+
+ def reboot (self, options):
+ # can't reboot a vserver VM
+ self.run_ssh (['pkill','run_log'],"Terminating current runs",
+ dry_run=options.dry_run)
+ self.run_ssh (['rm','-f',Starting.location],"Cleaning %s"%Starting.location,
+ dry_run=options.dry_run)
+
+ def get_test (self, buildname):
+ for i in self.test_instances:
+ if i.buildname==buildname: return i
+
+ # we scan ALL remaining test results, even the ones not running
+ def add_timestamp (self, buildname, timestamp):
+ i=self.get_test(buildname)
+ if i:
+ i.set_timestamp(timestamp)
+ else:
+ i=TestInstance(buildname,0)
+ i.set_timestamp(timestamp)
+ self.test_instances.append(i)
+
+ def add_running_test (self, pid, buildname):
+ i=self.get_test(buildname)
+ if not i:
+ self.test_instances.append (TestInstance (buildname,pid))
+ return
+ if i.pids:
+ print "WARNING: 2 concurrent tests run on same build %s"%buildname
+ i.add_pid (pid)
+
+ def add_broken (self, buildname, plcindex, step):
+ i=self.get_test(buildname)
+ if not i:
+ i=TestInstance(buildname)
+ self.test_instances.append(i)
+ i.set_broken(plcindex, step)
+
+ matcher_proc=re.compile (".*/proc/(?P<pid>[0-9]+)/cwd.*/root/(?P<buildname>[^/]+)$")
+ matcher_grep=re.compile ("/root/(?P<buildname>[^/]+)/logs/trace.*:TRACE:\s*(?P<plcindex>[0-9]+).*step=(?P<step>\S+).*")
+ matcher_grep_missing=re.compile ("grep: /root/(?P<buildname>[^/]+)/logs/trace: No such file or directory")
+ def sense (self, options):
+ print 'tm',
+ self.starting_ips=[x for x in self.backquote_ssh(['cat',Starting.location], trash_err=True).strip().split('\n') if x]
+
+ # scan timestamps on all tests
+ # this is likely to not invoke ssh so we need to be a bit smarter to get * expanded
+ # xxx would make sense above too
+ command=['bash','-c',"grep . /root/*/timestamp /dev/null"]
+ ts_lines=self.backquote_ssh(command,trash_err=True).split('\n')
+ for ts_line in ts_lines:
+ if not ts_line.strip(): continue
+ # expect /root/<buildname>/timestamp:<timestamp>
+ try:
+ (ts_file,timestamp)=ts_line.split(':')
+ ts_file=os.path.dirname(ts_file)
+ buildname=os.path.basename(ts_file)
+ timestamp=int(timestamp)
+ t=self.add_timestamp(buildname,timestamp)
+ except: print 'WARNING, could not parse ts line',ts_line
+
+ # let's try to be robust here -- tests that fail very early like e.g.
+ # "Cannot make space for a PLC instance: vplc IP pool exhausted", that occurs as part of provision
+ # will result in a 'trace' symlink to an inexisting 'trace-<>.txt' because no step has gone through
+ # simple 'trace' should exist though as it is created by run_log
+ command=['bash','-c',"grep KO /root/*/logs/trace /dev/null 2>&1" ]
+ trace_lines=self.backquote_ssh (command).split('\n')
+ for line in trace_lines:
+ if not line.strip(): continue
+ m=TestBox.matcher_grep_missing.match(line)
+ if m:
+ buildname=m.group('buildname')
+ self.add_broken(buildname,'','NO STEP DONE')
+ continue
+ m=TestBox.matcher_grep.match(line)
+ if m:
+ buildname=m.group('buildname')
+ plcindex=m.group('plcindex')
+ step=m.group('step')
+ self.add_broken(buildname,plcindex, step)
+ continue
+ header("TestBox.sense: command %r returned line that failed to match\n%s"%(command,line))
+ header(">>%s<<"%line)
+
+ pids = self.backquote_ssh (['pgrep','run_log'],trash_err=True)
+ if not pids: return
+ command=['ls','-ld'] + ["/proc/%s/cwd"%pid for pid in pids.split("\n") if pid]
+ ps_lines=self.backquote_ssh (command).split('\n')
+ for line in ps_lines:
+ if not line.strip(): continue
+ m=TestBox.matcher_proc.match(line)
+ if m:
+ pid=m.group('pid')
+ buildname=m.group('buildname')
+ self.add_running_test(pid, buildname)
+ continue
+ header("TestBox.sense: command %r returned line that failed to match\n%s"%(command,line))
+ header(">>%s<<"%line)
+
+
+ def line (self):
+ return self.hostname_fedora()
+
+ def list (self, verbose=False):
+ # verbose shows all tests
+ if verbose:
+ instances = self.test_instances
+ msg="tests"
+ else:
+ instances = [ i for i in self.test_instances if i.is_running() ]
+ msg="running tests"
+
+ if not instances:
+ header ("No %s on %s"%(msg,self.line()))
+ else:
+ header ("%s on %s"%(msg,self.line()))
+ instances.sort(timestamp_sort)
+ for i in instances: print i.line()
+ # show 'starting' regardless of verbose
+ if self.starting_ips:
+ header ("Starting IP addresses on %s"%self.line())
+ self.starting_ips.sort()
+ for starting in self.starting_ips: print starting
+ else:
+ header ("Empty 'starting' on %s"%self.line())
+
############################################################
class Options: pass
self.options.verbose=False
self.options.reboot=False
self.options.soft=False
- self.build_boxes = [ BuildBox(h) for h in self.build_boxes_spec() ]
- self.plc_boxes = [ PlcBox (h,m) for (h,m) in self.plc_boxes_spec ()]
+ self.test_box = TestBox (self.test_box_spec())
+ self.build_lxc_boxes = [ BuildLxcBox(h) for h in self.build_lxc_boxes_spec() ]
+ self.plc_lxc_boxes = [ PlcLxcBox (h,m) for (h,m) in self.plc_lxc_boxes_spec ()]
self.qemu_boxes = [ QemuBox (h,m) for (h,m) in self.qemu_boxes_spec ()]
- self.all_boxes = self.build_boxes + self.plc_boxes + self.qemu_boxes
self._sensed=False
- self.vplc_pool = Pool (self.vplc_ips(),"for vplcs")
- self.vnode_pool = Pool (self.vnode_ips(),"for vnodes")
+ self.vplc_pool = Pool (self.vplc_ips(),"for vplcs",self)
+ self.vnode_pool = Pool (self.vnode_ips(),"for vnodes",self)
+
+ self.build_boxes = self.build_lxc_boxes
+ self.plc_boxes = self.plc_lxc_boxes
+ self.default_boxes = self.plc_boxes + self.qemu_boxes
+ self.all_boxes = self.build_boxes + [ self.test_box ] + self.plc_boxes + self.qemu_boxes
+
+ def summary_line (self):
+ msg = "["
+ msg += " %d xp"%len(self.plc_lxc_boxes)
+ msg += " %d tried plc boxes"%len(self.plc_boxes)
+ msg += "]"
+ return msg
def fqdn (self, hostname):
if hostname.find('.')<0: return "%s.%s"%(hostname,self.domain())
return hostname
- def short_hostname (self, hostname):
- if hostname.find('.')>=0: return hostname.split('.')[0]
- return hostname
# return True if actual sensing takes place
def sense (self,force=False):
if self._sensed and not force: return False
print 'Sensing local substrate...',
- for b in self.all_boxes: b.sense(self.options)
+ for b in self.default_boxes: b.sense(self.options)
print 'Done'
self._sensed=True
return True
+ def list (self, verbose=False):
+ for b in self.default_boxes:
+ b.list()
+
def add_dummy_plc (self, plc_boxname, plcname):
for pb in self.plc_boxes:
if pb.hostname==plc_boxname:
pb.add_dummy(plcname)
+ return True
def add_dummy_qemu (self, qemu_boxname, qemuname):
for qb in self.qemu_boxes:
if qb.hostname==qemu_boxname:
qb.add_dummy(qemuname)
+ return True
+
+ def add_starting_dummy (self, bname, vname):
+ return self.add_dummy_plc (bname, vname) or self.add_dummy_qemu (bname, vname)
##########
def provision (self,plcs,options):
plcs = [ self.provision_qemus (plc,options) for plc in plcs ]
# update the SFA spec accordingly
plcs = [ self.localize_sfa_rspec(plc,options) for plc in plcs ]
+ self.list()
return plcs
except Exception, e:
print '* Could not provision this test on current substrate','--',e,'--','exiting'
plc_boxname = options.ips_bplc.pop()
vplc_hostname=options.ips_vplc.pop()
else:
- if self.sense(): self.list_all()
+ if self.sense(): self.list()
plc_boxname=None
vplc_hostname=None
# try to find an available IP
max_free=0
# use the box that has max free spots for load balancing
for pb in self.plc_boxes:
- free=pb.free_spots()
+ free=pb.free_slots()
if free>max_free:
plc_boxname=pb.hostname
max_free=free
except:
msg=""
if not plc_boxname: msg += " PLC boxes are full"
- if not vplc_hostname: msg += " vplc IP pool exhausted"
- raise Exception,"Could not make space for a PLC instance:"+msg
+ if not vplc_hostname: msg += " vplc IP pool exhausted"
+ msg += " %s"%self.summary_line()
+ raise Exception,"Cannot make space for a PLC instance:"+msg
freed_plc_boxname=plc_instance_to_kill.plc_box.hostname
freed_vplc_hostname=plc_instance_to_kill.vplcname()
message='killing oldest plc instance = %s on %s'%(plc_instance_to_kill.line(),
#
self.add_dummy_plc(plc_boxname,plc['name'])
vplc_ip = self.vplc_pool.get_ip(vplc_hostname)
- self.vplc_pool.add_starting(vplc_hostname)
+ self.vplc_pool.add_starting(vplc_hostname, plc_boxname)
#### compute a helpful vserver name
# remove domain in hostname
- vplc_short = self.short_hostname(vplc_hostname)
+ vplc_short = short_hostname(vplc_hostname)
vservername = "%s-%d-%s" % (options.buildname,plc['index'],vplc_short)
plc_name = "%s_%s"%(plc['name'],vplc_short)
'name': plc_name,
'vservername':vservername,
'vserverip':vplc_ip,
- 'PLC_DB_HOST':vplc_hostname,
- 'PLC_API_HOST':vplc_hostname,
- 'PLC_BOOT_HOST':vplc_hostname,
- 'PLC_WWW_HOST':vplc_hostname,
- 'PLC_NET_DNS1' : self.network_settings() [ 'interface_fields:dns1' ],
- 'PLC_NET_DNS2' : self.network_settings() [ 'interface_fields:dns2' ],
+# 'settings': {
+ 'settings:PLC_DB_HOST':vplc_hostname,
+ 'settings:PLC_API_HOST':vplc_hostname,
+ 'settings:PLC_BOOT_HOST':vplc_hostname,
+ 'settings:PLC_WWW_HOST':vplc_hostname,
+ 'settings:PLC_NET_DNS1' : self.network_settings() [ 'interface_fields:dns1' ],
+ 'settings:PLC_NET_DNS2' : self.network_settings() [ 'interface_fields:dns2' ],
+# }
} ) ]
}
qemu_boxname=options.ips_bnode.pop()
vnode_hostname=options.ips_vnode.pop()
else:
- if self.sense(): self.list_all()
+ if self.sense(): self.list()
qemu_boxname=None
vnode_hostname=None
# try to find an available IP
max_free=0
# use the box that has max free spots for load balancing
for qb in self.qemu_boxes:
- free=qb.free_spots()
+ free=qb.free_slots()
if free>max_free:
qemu_boxname=qb.hostname
max_free=free
msg=""
if not qemu_boxname: msg += " QEMU boxes are full"
if not vnode_hostname: msg += " vnode IP pool exhausted"
- raise Exception,"Could not make space for a QEMU instance:"+msg
+ msg += " %s"%self.summary_line()
+ raise Exception,"Cannot make space for a QEMU instance:"+msg
freed_qemu_boxname=qemu_instance_to_kill.qemu_box.hostname
- freed_vnode_hostname=self.short_hostname(qemu_instance_to_kill.nodename)
+ freed_vnode_hostname=short_hostname(qemu_instance_to_kill.nodename)
# kill it
message='killing oldest qemu node = %s on %s'%(qemu_instance_to_kill.line(),
freed_qemu_boxname)
vnode_hostname=freed_vnode_hostname
self.vnode_pool.set_mine(vnode_hostname)
- self.add_dummy_qemu (qemu_boxname,nodename)
+ self.add_dummy_qemu (qemu_boxname,vnode_hostname)
mac=self.vnode_pool.retrieve_userdata(vnode_hostname)
ip=self.vnode_pool.get_ip (vnode_hostname)
- self.vnode_pool.add_starting(vnode_hostname)
+ self.vnode_pool.add_starting(vnode_hostname,qemu_boxname)
vnode_fqdn = self.fqdn(vnode_hostname)
nodemap={'host_box':qemu_boxname,
'node_fields:hostname':vnode_fqdn,
'interface_fields:ip':ip,
+ 'ipaddress_fields:ip_addr':ip,
'interface_fields:mac':mac,
}
nodemap.update(self.network_settings())
def localize_sfa_rspec (self,plc,options):
- plc['sfa']['SFA_REGISTRY_HOST'] = plc['PLC_DB_HOST']
- plc['sfa']['SFA_AGGREGATE_HOST'] = plc['PLC_DB_HOST']
- plc['sfa']['SFA_SM_HOST'] = plc['PLC_DB_HOST']
- plc['sfa']['SFA_PLC_DB_HOST'] = plc['PLC_DB_HOST']
- plc['sfa']['SFA_PLC_URL'] = 'https://' + plc['PLC_API_HOST'] + ':443/PLCAPI/'
- for site in plc['sites']:
- for node in site['nodes']:
- plc['sfa']['sfa_slice_rspec']['part4'] = node['node_fields']['hostname']
+ plc['sfa']['settings']['SFA_REGISTRY_HOST'] = plc['settings']['PLC_DB_HOST']
+ plc['sfa']['settings']['SFA_AGGREGATE_HOST'] = plc['settings']['PLC_DB_HOST']
+ plc['sfa']['settings']['SFA_SM_HOST'] = plc['settings']['PLC_DB_HOST']
+ plc['sfa']['settings']['SFA_DB_HOST'] = plc['settings']['PLC_DB_HOST']
+ plc['sfa']['settings']['SFA_PLC_URL'] = 'https://%s:443/PLCAPI/' % plc['settings']['PLC_API_HOST']
return plc
#################### release:
pass
#################### show results for interactive mode
- def get_box (self,box):
- for b in self.build_boxes + self.plc_boxes + self.qemu_boxes:
- if b.short_hostname()==box:
- return b
- print "Could not find box %s"%box
+ def get_box (self,boxname):
+ for b in self.build_boxes + self.plc_boxes + self.qemu_boxes + [self.test_box] :
+ if b.shortname()==boxname: return b
+ try:
+ if b.shortname()==boxname.split('.')[0]: return b
+ except: pass
+ print "Could not find box %s"%boxname
return None
- def list_all (self):
- self.sense()
- for b in self.all_boxes: b.list()
-
- def list_boxes(self,boxes):
- print 'Partial Sensing',
- for box in boxes:
- b=self.get_box(box)
- if not b: continue
- b.sense(self.options)
+ # deal with the mix of boxes and names and stores the current focus
+ # as a list of Box instances in self.focus_all
+ def normalize (self, box_or_names):
+ self.focus_all=[]
+ for box in box_or_names:
+ if not isinstance(box,Box): box=self.get_box(box)
+ if not box:
+ print 'Warning - could not handle box',box
+ self.focus_all.append(box)
+ # elaborate by type
+ self.focus_build = [ x for x in self.focus_all if isinstance(x,BuildBox) ]
+ self.focus_plc = [ x for x in self.focus_all if isinstance(x,PlcBox) ]
+ self.focus_qemu = [ x for x in self.focus_all if isinstance(x,QemuBox) ]
+
+ def list_boxes(self):
+ print 'Sensing',
+ for box in self.focus_all:
+ box.sense(self.options)
print 'Done'
- for box in boxes:
- b=self.get_box(box)
- if not b: continue
- b.list()
+ for box in self.focus_all:
+ box.list(self.options.verbose)
+
+ def reboot_boxes(self):
+ for box in self.focus_all:
+ box.reboot(self.options)
+
+ def sanity_check (self):
+ print 'Sanity check'
+ self.sanity_check_plc()
+ self.sanity_check_qemu()
+
+ def sanity_check_plc (self):
+ pass
+
+ def sanity_check_qemu (self):
+ all_nodes=[]
+ for box in self.focus_qemu:
+ all_nodes += box.node_names()
+ hash={}
+ for node in all_nodes:
+ if node not in hash: hash[node]=0
+ hash[node]+=1
+ for (node,count) in hash.items():
+ if count!=1: print 'WARNING - duplicate node',node
+
####################
- # can be run as a utility to manage the local infrastructure
+ # can be run as a utility to probe/display/manage the local infrastructure
def main (self):
parser=OptionParser()
parser.add_option ('-r',"--reboot",action='store_true',dest='reboot',default=False,
help='reboot mode (use shutdown -r)')
parser.add_option ('-s',"--soft",action='store_true',dest='soft',default=False,
- help='soft mode for reboot (vserver stop or kill qemus)')
+ help='soft mode for reboot (terminates processes)')
+ parser.add_option ('-t',"--testbox",action='store_true',dest='testbox',default=False,
+ help='add test box')
parser.add_option ('-b',"--build",action='store_true',dest='builds',default=False,
help='add build boxes')
parser.add_option ('-p',"--plc",action='store_true',dest='plcs',default=False,
help='add plc boxes')
parser.add_option ('-q',"--qemu",action='store_true',dest='qemus',default=False,
- help='add qemu boxes')
+ help='add qemu boxes')
+ parser.add_option ('-a',"--all",action='store_true',dest='all',default=False,
+ help='address all known boxes, like -b -t -p -q')
parser.add_option ('-v',"--verbose",action='store_true',dest='verbose',default=False,
help='verbose mode')
parser.add_option ('-n',"--dry_run",action='store_true',dest='dry_run',default=False,
(self.options,args)=parser.parse_args()
boxes=args
- if self.options.builds: boxes += [b.hostname for b in self.build_boxes]
- if self.options.plcs: boxes += [b.hostname for b in self.plc_boxes]
- if self.options.qemus: boxes += [b.hostname for b in self.qemu_boxes]
- boxes=list(set(boxes))
+ if self.options.testbox: boxes += [self.test_box]
+ if self.options.builds: boxes += self.build_boxes
+ if self.options.plcs: boxes += self.plc_boxes
+ if self.options.qemus: boxes += self.qemu_boxes
+ if self.options.all: boxes += self.all_boxes
+ global verbose
+ verbose=self.options.verbose
+ # default scope is -b -p -q -t
if not boxes:
- self.list_all()
+ boxes = self.build_boxes + self.plc_boxes + self.qemu_boxes + [self.test_box]
+
+ self.normalize (boxes)
+
+ if self.options.reboot:
+ self.reboot_boxes ()
else:
- self.list_boxes (boxes)
+ self.list_boxes ()
+ self.sanity_check ()
git://git.onelab.eu / tests.git / blobdiff