X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=system%2FSubstrate.py;h=932d579e2ea4608ce9ff3bea4323b24db858d79a;hb=4b6ed5c985b2353b989aee4de3bcbb4594ea40c6;hp=efbf04c15b18727cfe72a4782790f8170fc11521;hpb=aad9f73c3fb66554d1d13970f8e995ad7a1c2620;p=tests.git diff --git a/system/Substrate.py b/system/Substrate.py index efbf04c..932d579 100644 --- a/system/Substrate.py +++ b/system/Substrate.py @@ -59,6 +59,9 @@ import utils 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 "===============", @@ -261,13 +264,73 @@ class Box: 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 '*undef* uptime' - def sense_uptime (self): - command=['uptime'] - self._uptime=self.backquote_ssh(command,trash_err=True).strip() - if not self._uptime: self._uptime='unreachable' + 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: @@ -296,15 +359,6 @@ class Box: result= subprocess.Popen(argv,stdout=subprocess.PIPE,stderr=file('/dev/null','w')).communicate()[0] return result - def probe (self): - if self._probed is not None: return self._probed - # first probe the ssh link - probe_argv=self.test_ssh().actual_argv(['hostname']) - self._probed=self.backquote ( probe_argv, trash_err=True ) - if not self._probed: print "root@%s unreachable"%self.hostname - return self._probed - - # use argv=['bash','-c',"the command line"] # 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): @@ -338,9 +392,9 @@ class BuildBox (Box): 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) @@ -348,15 +402,18 @@ class BuildBox (Box): if not options.soft: Box.reboot(self,options) else: + self.soft_reboot (options) + +class BuildVsBox (BuildBox): + def soft_reboot (self, options): command=['pkill','vbuild'] self.run_ssh(command,"Terminating vbuild processes",dry_run=options.dry_run) # inspect box and find currently running builds matcher=re.compile("\s*(?P[0-9]+).*-[bo]\s+(?P[^\s]+)(\s|\Z)") - matcher_building_vm=re.compile("\s*(?P[0-9]+).*init-vserver.*-i\s+eth.\s+(?P[^\s]+)\s*\Z") + matcher_building_vm=re.compile("\s*(?P[0-9]+).*init-vserver.*\s+(?P[^\s]+)\s*\Z") def sense(self, options): - print 'bb', - self.sense_uptime() + print 'vb', pids=self.backquote_ssh(['pgrep','vbuild'],trash_err=True) if not pids: return command=['ps','-o','pid,command'] + [ pid for pid in pids.split("\n") if pid] @@ -377,6 +434,15 @@ class BuildBox (Box): header('BuildBox.sense: command %r returned line that failed to match'%command) header(">>%s<<"%line) +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 + def sense(self, options): + print 'xb (Substrate.BuildLxcBox.sense - NIY)', + ############################################################ class PlcInstance: def __init__ (self, plcbox): @@ -462,7 +528,7 @@ class PlcBox (Box): def reboot (self, options): if not options.soft: - self.reboot(options) + Box.reboot(self,options) else: self.soft_reboot (options) @@ -475,14 +541,7 @@ class PlcBox (Box): for p in self.plc_instances: header (p.line(),banner=False) - def get_uname(self): - self._uname=self.backquote_ssh(['uname','-r']).strip() - - # expecting sense () to have filled self._uname - def uname(self): - if hasattr(self,'_uname') and self._uname: return self._uname - return '*undef* uname' - +# we do not this at INRIA any more class PlcVsBox (PlcBox): def add_vserver (self,vservername,ctxid): @@ -494,7 +553,7 @@ class PlcVsBox (PlcBox): self.plc_instances.append(PlcVsInstance(self,vservername,ctxid)) def line(self): - msg="%s [max=%d,free=%d, VS-based] (%s)"%(self.hostname, self.max_plcs,self.free_slots(),self.uname()) + msg="%s [max=%d,free=%d] (%s)"%(self.hostname_fedora(virt="vs"), self.max_plcs,self.free_slots(),self.uptime()) return msg def plc_instance_by_vservername (self, vservername): @@ -508,7 +567,6 @@ class PlcVsBox (PlcBox): def sense (self, options): print 'vp', - self.get_uname() # 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',] @@ -570,8 +628,10 @@ class PlcLxcBox (PlcBox): # a line describing the box def line(self): - msg="%s [max=%d,free=%d, LXC-based] (%s)"%(self.hostname, self.max_plcs,self.free_slots(),self.uname()) - return msg + 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: @@ -588,10 +648,8 @@ class PlcLxcBox (PlcBox): # sense is expected to fill self.plc_instances with PlcLxcInstance's # to describe the currently running VM's - # as well as to call self.get_uname() once def sense (self, options): print "xp", - self.get_uname() command="rsync lxc-driver.sh %s:/root"%self.hostname commands.getstatusoutput(command) command=['/root/lxc-driver.sh','-c','sense_all'] @@ -602,7 +660,8 @@ class PlcLxcBox (PlcBox): pid=lxc_line.split(";")[1] timestamp=lxc_line.split(";")[2] self.add_lxc(lxcname,pid) - timestamp=int(timestamp) + try: timestamp=int(timestamp) + except: timestamp=0 p=self.plc_instance_by_lxcname(lxcname) if not p: print 'WARNING zombie plc',self.hostname,lxcname @@ -667,14 +726,15 @@ class QemuBox (Box): self.qemu_instances.append(dummy) def line (self): - msg="%s [max=%d,free=%d] (%s)"%(self.hostname, self.max_qemus,self.free_slots(),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, 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) @@ -699,7 +759,7 @@ class QemuBox (Box): def reboot (self, options): if not options.soft: - self.reboot(options) + Box.reboot(self,options) else: self.run_ssh(['pkill','qemu'],"Killing qemu instances", dry_run=options.dry_run) @@ -708,13 +768,13 @@ class QemuBox (Box): def sense(self, options): 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 @@ -730,13 +790,13 @@ class QemuBox (Box): 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 //qemu.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 @@ -746,14 +806,14 @@ class QemuBox (Box): # 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 //timestamp: try: - (buildname,nodename,tail)=ts_line.split('/') + (_,__,buildname,nodename,tail)=ts_line.split('/') nodename=nodename.replace('qemu-','') (_,timestamp)=tail.split(':') timestamp=int(timestamp) @@ -799,7 +859,8 @@ class TestInstance: else: msg += " !!!pids=%s!!!"%self.pids msg += " @%s"%self.pretty_timestamp() if self.broken_steps: - msg += " [BROKEN=" + " ".join( [ "%s@%s"%(s,i) for (i,s) in self.broken_steps ] ) + "]" + # sometimes we have an empty plcindex + msg += " [BROKEN=" + " ".join( [ "%s@%s"%(s,i) if i else s for (i,s) in self.broken_steps ] ) + "]" return msg class TestBox (Box): @@ -847,9 +908,9 @@ class TestBox (Box): matcher_proc=re.compile (".*/proc/(?P[0-9]+)/cwd.*/root/(?P[^/]+)$") matcher_grep=re.compile ("/root/(?P[^/]+)/logs/trace.*:TRACE:\s*(?P[0-9]+).*step=(?P\S+).*") + matcher_grep_missing=re.compile ("grep: /root/(?P[^/]+)/logs/trace: No such file or directory") def sense (self, options): print 'tm', - self.sense_uptime() 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 @@ -868,10 +929,19 @@ class TestBox (Box): t=self.add_timestamp(buildname,timestamp) except: print 'WARNING, could not parse ts line',ts_line - command=['bash','-c',"grep KO /root/*/logs/trace-* /dev/null" ] + # 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' sohuld 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') @@ -899,16 +969,16 @@ class TestBox (Box): def line (self): - return "%s (%s)"%(self.hostname,self.uptime()) + return self.hostname_fedora() def list (self, verbose=False): # verbose shows all tests if verbose: instances = self.test_instances - msg="knwown tests" + msg="tests" else: instances = [ i for i in self.test_instances if i.is_running() ] - msg="known running tests" + msg="running tests" if not instances: header ("No %s on %s"%(msg,self.line())) @@ -936,14 +1006,10 @@ class Substrate: self.options.reboot=False self.options.soft=False self.test_box = TestBox (self.test_box_spec()) - self.build_boxes = [ BuildBox(h) for h in self.build_boxes_spec() ] - # for compat with older LocalSubstrate - try: - self.plc_vs_boxes = [ PlcVsBox (h,m) for (h,m) in self.plc_vs_boxes_spec ()] - self.plc_lxc_boxes = [ PlcLxcBox (h,m) for (h,m) in self.plc_lxc_boxes_spec ()] - except: - self.plc_vs_boxes = [ PlcVsBox (h,m) for (h,m) in self.plc_boxes_spec ()] - self.plc_lxc_boxes = [ ] + self.build_vs_boxes = [ BuildVsBox(h) for h in self.build_vs_boxes_spec() ] + self.build_lxc_boxes = [ BuildLxcBox(h) for h in self.build_lxc_boxes_spec() ] + self.plc_vs_boxes = [ PlcVsBox (h,m) for (h,m) in self.plc_vs_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._sensed=False @@ -954,6 +1020,7 @@ class Substrate: # which plc boxes are we interested in ? def rescope (self, plcs_on_vs, plcs_on_lxc): + self.build_boxes = self.build_vs_boxes + self.build_lxc_boxes self.plc_boxes=[] if plcs_on_vs: self.plc_boxes += self.plc_vs_boxes if plcs_on_lxc: self.plc_boxes += self.plc_lxc_boxes @@ -1215,8 +1282,10 @@ class Substrate: #################### show results for interactive mode 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 + 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 @@ -1271,6 +1340,8 @@ class Substrate: 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: boxes = self.build_boxes + self.plc_boxes + self.qemu_boxes + [self.test_box]