diff --git a/cts/CIB.py b/cts/CIB.py index 9b6691b92f..5d5e121ac2 100644 --- a/cts/CIB.py +++ b/cts/CIB.py @@ -1,560 +1,560 @@ '''CTS: Cluster Testing System: CIB generator ''' __copyright__=''' Author: Andrew Beekhof Copyright (C) 2008 Andrew Beekhof ''' from UserDict import UserDict import sys, time, types, syslog, os, struct, string, signal, traceback, warnings from cts.CTSvars import * from cts.CTS import ClusterManager class CibBase: cts_cib = None cib_tmpfile = None version = "unknown" feature_set = "unknown" target = None def __init__(self, CM, tmpfile=None): self.CM = CM #self.target = self.CM.Env["nodes"][0] if not tmpfile: warnings.filterwarnings("ignore") self.cib_tmpfile=os.tmpnam() warnings.resetwarnings() else: self.cib_tmpfile = tmpfile def version(self): return self.version def NextIP(self): fields = string.split(self.CM.Env["IPBase"], '.') fields[3] = str(int(fields[3])+1) ip = string.join(fields, '.') self.CM.Env["IPBase"] = ip return ip class CIB06(CibBase): version = "transitional-0.6" coloc_template = """""" cib_template =''' %s %s %s ''' cib_option_template = ''' ''' lsb_resource = ''' ''' clustermon_location_constraint = ''' ''' resource_group_template = '''%s %s %s''' per_node_constraint_template = ''' ''' pingd_constraint_template = ''' ''' dummy_resource_template = ''' ''' clustermon_resource_template = ''' ''' master_slave_resource = ''' ''' pingd_resource_template = """ """ stonith_resource_template = """ """ bsc_template = ''' ''' def NewIP(self, name=None): template = ''' ''' ip = self.NextIP() if not name: name = "r"+ip return template % (name, name, name, name, name, ip) def NewHBIP(self, name=None): template = ''' ''' ip = self.NextIP() if not name: name = "r"+ip return template % (name, name, name, name, ip) def NewDummy(self, name): return self.dummy_resource_template % (name, name, name, name) def install(self, target): self.CM.rsh("localhost", "echo \'" + self.contents(target) + "\' > " + self.cib_tmpfile) rc = self.CM.rsh.cp(cib_file, "root@%s:%s/cib.xml" + (target, CTSvars.CRM_CONFIG_DIR)) if rc != 0: raise ValueError("Can not copy %s to %s (%d)"%(self.cib_tmpfile, target, rc)) self.CM.rsh(target, "chown "+CTSvars.CRM_DAEMON_USER+" "+CTSvars.CRM_CONFIG_DIR+"/cib.xml") self.CM.rsh("localhost", "rm -f "+self.cib_tmpfile) def contents(self, target=None): # fencing resource if self.cts_cib: return self.cts_cib nodelist = "" num_nodes = 0 for node in self.CM.Env["nodes"]: nodelist += node + " " num_nodes = num_nodes + 1 no_quorum = "stop" if num_nodes < 3: no_quorum = "ignore" self.CM.debug("Cluster only has %d nodes, ignoring quorum" % num_nodes) #make up crm config cib_options = self.cib_option_template % (self.CM.Env["DoFencing"], no_quorum) #create resources and their constraints resources = "" constraints = "" if self.CM.Env["DoBSC"] == 1: cib_options = cib_options + self.bsc_template if self.CM.Env["CIBResource"] != 1: # generate cib self.cts_cib = self.cib_template % (cib_options, resources, constraints) return self.cts_cib if self.CM.cluster_monitor == 1: resources += self.clustermon_resource_template constraints += self.clustermon_location_constraint ip1_rsc = self.NewIP() ip2_rsc = self.NewHBIP() ip3_rsc = self.NewIP() resources += self.resource_group_template % (ip1_rsc, ip2_rsc, ip3_rsc) # lsb resource resources += self.lsb_resource # Mirgator resources += self.NewDummy("migrator") constraints += self.coloc_template % ("group-with-master", "group-1", "master-1", "Master", "INFINITY") constraints += self.coloc_template % ("lsb-with-group", "lsb_dummy", "group-1", "Started", "INFINITY") # per node resource for node in self.CM.Env["nodes"]: per_node_resources = self.NewIP("rsc_"+node) per_node_constraint = self.per_node_constraint_template % (node, "rsc_"+node, node) resources += per_node_resources constraints += per_node_constraint # Ping the test master resources += self.pingd_resource_template % os.uname()[1] # Require conectivity to run constraints += self.pingd_constraint_template % ("master-1", "master-1", "m", "Started", "m", 1) if self.CM.Env["DoFencing"]: p_name = None p_value = None entries = string.split(self.CM.Env["stonith-params"], ',') for entry in entries: (p_name, p_value) = string.split(entry, '=') if p_name == "hostlist" and p_value == "all": p_value = string.join(self.CM.Env["nodes"], " ") stonith_resource = self.stonith_resource_template % (self.CM.Env["stonith-type"], p_name, p_value) resources += stonith_resource #master slave resource resources += self.master_slave_resource % (num_nodes, 1, 1, 1) # generate cib self.cts_cib = self.cib_template % (cib_options, resources, constraints) return self.cts_cib class CIB10(CibBase): feature_set = "3.0" version = "pacemaker-1.0" cib_template = ''' ''' def _create(self, command): - fixed = "HOME=/root CIB_file="+self.cib_tmpfile+" crm configure " + command + fixed = "HOME=/root CIB_file="+self.cib_tmpfile+" crm --force configure " + command rc = self.CM.rsh(self.target, fixed) if rc != 0: self.CM.log("Configure call failed: "+fixed) sys.exit(1) def _show(self, command=""): output = "" (rc, result) = self.CM.rsh(self.target, "HOME=/root CIB_file="+self.cib_tmpfile+" crm configure show "+command, None, ) for line in result: output += line self.CM.debug("Generated Config: "+line) return output def NewIP(self, name=None, standard="ocf:heartbeat"): ip = self.NextIP() if not name: name = "r"+ip if not standard: standard = "" else: standard += ":" self._create('''primitive %s %sIPaddr params ip=%s cidr_netmask=32 op monitor interval=5s''' % (name, standard, ip)) return name def install(self, target): old = self.cib_tmpfile # Force a rebuild self.cts_cib = None self.cib_tmpfile = CTSvars.CRM_CONFIG_DIR+"/cib.xml" self.contents(target) self.CM.rsh(self.target, "chown "+CTSvars.CRM_DAEMON_USER+" "+self.cib_tmpfile) self.cib_tmpfile = old def contents(self, target=None): # fencing resource if self.cts_cib: return self.cts_cib if not target: self.target = self.CM.Env["nodes"][0] else: self.target = target cib_base = self.cib_template % (self.feature_set, self.version, ''' remote-tls-port='9898' remote-clear-port='9999' ''') self.CM.rsh(self.target, '''echo "%s" > %s''' % (cib_base, self.cib_tmpfile)) #self.CM.rsh.cp(self.cib_tmpfile, "root@%s:%s" % (self.target, self.cib_tmpfile)) nodelist = "" self.num_nodes = 0 for node in self.CM.Env["nodes"]: nodelist += node + " " self.num_nodes = self.num_nodes + 1 no_quorum = "stop" if self.num_nodes < 3: no_quorum = "ignore" self.CM.debug("Cluster only has %d nodes, ignoring quorum" % self.num_nodes) # The shell no longer functions when the lrmd isn't running, how wonderful # Start one here and let the cluster clean it up when the full stack starts # Just hope target has the same location for lrmd self.CM.rsh(self.target, CTSvars.CRM_DAEMON_DIR+"/lrmd", blocking=0) # Tell the shell to mind its own business, we know what we're doing self.CM.rsh(self.target, "crm options check-mode relaxed") self.CM.rsh(self.target, "crm options skill-level export") # Now stop the shell from rejecting every update because we've not defined stonith resources yet self._create('''property stonith-enabled=false''') self._create('''property start-failure-is-fatal=false pe-input-series-max=5000''') self._create('''property shutdown-escalation=5min startup-fencing=false batch-limit=10''') self._create('''property no-quorum-policy=%s expected-quorum-votes=%d''' % (no_quorum, self.num_nodes)) if self.CM.Env["DoBSC"] == 1: self._create('''property ident-string="Linux-HA TEST configuration file - REMOVEME!!"''') # Add resources? if self.CM.Env["CIBResource"] == 1: self.add_resources() # Fencing resource if self.CM.Env["DoFencing"]: params = None entries = string.split(self.CM.Env["stonith-params"], ',') for entry in entries: (name, value) = string.split(entry, '=') if name == "hostlist" and value == "all": value = string.join(self.CM.Env["nodes"], " ") if params: params = ("""%s '%s="%s"' """ % (params, name, value)) else: params = ("""'%s="%s"' """ % (name, value)) if params: params = "params %s" % params else: params = "" self._create('''primitive FencingChild stonith::%s %s op monitor interval=120s timeout=300 op start interval=0 timeout=180s op stop interval=0 timeout=180s''' % (self.CM.Env["stonith-type"], params)) # Set a threshold for unreliable stonith devices such as the vmware one self._create('''clone Fencing FencingChild meta globally-unique=false migration-threshold=5''') if self.CM.cluster_monitor == 1: self._create('''primitive cluster_mon ocf:pacemaker:ClusterMon params update=10 extra_options="-r -n" user=abeekhof htmlfile=/suse/abeekhof/Export/cluster.html op start interval=0 requires=nothing op monitor interval=5s requires=nothing''') self._create('''location prefer-dc cluster_mon rule -INFINITY: \#is_dc eq false''') self._create('''property stonith-enabled=%s''' % (self.CM.Env["DoFencing"])) # generate cib self.cts_cib = self._show("xml") if self.cib_tmpfile != CTSvars.CRM_CONFIG_DIR+"/cib.xml": self.CM.rsh(self.target, "rm -f "+self.cib_tmpfile) return self.cts_cib def add_resources(self): # Group Resource r1 = self.NewIP() ip = self.NextIP() r2 = "r"+ip self._create('''primitive %s heartbeat::IPaddr params 1=%s/32 op monitor interval=5s''' % (r2, ip)) r3 = self.NewIP() self._create('''group group-1 %s %s %s''' % (r1, r2, r3)) # Per-node resources for node in self.CM.Env["nodes"]: r = self.NewIP("rsc_"+node) self._create('''location prefer-%s %s rule 100: \#uname eq %s''' % (node, r, node)) # LSB resource self._create('''primitive lsb-dummy lsb::''' +CTSvars.CTS_home+ '''/LSBDummy op monitor interval=5s''') self._create('''colocation lsb-with-group INFINITY: lsb-dummy group-1''') self._create('''order lsb-after-group mandatory: group-1 lsb-dummy symmetrical=true''') # Migrator self._create('''primitive migrator ocf:pacemaker:Dummy meta allow-migrate=1 op monitor interval=P10S''') # Ping the test master self._create('''primitive ping-1 ocf:pacemaker:pingd params host_list=%s name=connected op monitor interval=120s''' % os.uname()[1]) self._create('''clone Connectivity ping-1 meta globally-unique=false''') #master slave resource self._create('''primitive stateful-1 ocf:pacemaker:Stateful op monitor interval=15s op monitor interval=16s role=Master''') self._create('''ms master-1 stateful-1 meta clone-max=%d clone-node-max=%d master-max=%d master-node-max=%d''' % (self.num_nodes, 1, 1, 1)) # Require conectivity to run the master self._create('''location %s-is-connected %s rule -INFINITY: connected lt %d''' % ("m1", "master-1", 1)) # Group with the master self._create('''colocation group-with-master INFINITY: group-1 master-1:Master''') self._create('''order group-after-master mandatory: master-1:promote group-1:start symmetrical=true''') class HASI(CIB10): def add_resources(self): # DLM resource self._create('''primitive dlm ocf:pacemaker:controld op monitor interval=120s''') self._create('''clone dlm-clone dlm meta globally-unique=false interleave=true''') # O2CB resource self._create('''primitive o2cb ocf:ocfs2:o2cb op monitor interval=120s''') self._create('''clone o2cb-clone o2cb meta globally-unique=false interleave=true''') self._create('''colocation o2cb-with-dlm INFINITY: o2cb-clone dlm-clone''') self._create('''order start-o2cb-after-dlm mandatory: dlm-clone o2cb-clone''') class ConfigFactory: def __init__(self, CM): self.CM = CM self.register("pacemaker06", CIB06, CM) self.register("pacemaker10", CIB10, CM) self.register("hae", HASI, CM) def register(self, methodName, constructor, *args, **kargs): """register a constructor""" _args = [constructor] _args.extend(args) setattr(self, methodName, apply(ConfigFactoryItem,_args, kargs)) def unregister(self, methodName): """unregister a constructor""" delattr(self, methodName) def createConfig(self, name="pacemaker-1.0"): if name == "pacemaker-0.6": name = "pacemaker06"; elif name == "pacemaker-1.0": name = "pacemaker10"; elif name == "hasi": name = "hae"; if hasattr(self, name): return getattr(self, name)() else: self.CM.log("Configuration variant '%s' is unknown. Defaulting to latest config" % name) return self.pacemaker10() class ConfigFactoryItem: def __init__(self, function, *args, **kargs): assert callable(function), "function should be a callable obj" self._function = function self._args = args self._kargs = kargs def __call__(self, *args, **kargs): """call function""" _args = list(self._args) _args.extend(args) _kargs = self._kargs.copy() _kargs.update(kargs) return apply(self._function,_args,_kargs) #CibFactory = ConfigFactory()