def run(self):
xenrt.sleep(90)
self.shutdownAllVMs()
while self.getAvailableSpace(self.sr):
xenrt.TEC().logverbose("Starting to move vdis to generate IO on SR %s" % self.sr)
vdis=self.cli.execute("vdi-list", "name-label=\"Created by XenRT\" sr-uuid=%s --minimal" %
self.sr ).strip()
xenrt.TEC().logverbose("Found the following vdis to be moved - %s " % vdis)
if not vdis:
sys.exit()
try:
vdis=vdis.split(",")
for uuid in vdis:
newvdi=self.cli.execute("vdi-copy", "sr-uuid=%s uuid=%s" %
(self.sr, uuid)).strip()
self.created.append(newvdi)
xenrt.sleep(20)
xenrt.TEC().logverbose("Created so many vdis - %s " % self.created)
if len(self.created) > 10:
# Delete vdis
self.deleteVDIs()
except SystemExit, e:
xenrt.log("Thread is here, it is a stale thread")
return
except Exception, e:
xenrt.TEC().logverbose("Caught exception in thread " + str(e))
# Delete all the created vdis to create more space
self.deleteVDIs()
def waitCheck(self, minutes, dataPoints, allowedVariances):
"""Wait until <minutes> after starting the VM and check we have the
expected number of data points in each category"""
self.waitUntil((minutes * 60) + 10)
# Check the RRDs
rrd = self.getGuestRRD()
# Find the requisite rras
rras = rrd.getElementsByTagName("rra")
dataPointsChecked = 0
for rra in rras:
# We only look at AVERAGE for now
cfs = rra.getElementsByTagName("cf")
if cfs[0].childNodes[0].data != "AVERAGE":
continue
pprs = rra.getElementsByTagName("pdp_per_row")
ppr = int(pprs[0].childNodes[0].data)
db = rra.getElementsByTagName("database")[0]
rows = db.getElementsByTagName("row")
timescale = (len(rows),ppr)
expect = 0
variance = 0
desc = ""
if timescale == (120,1):
desc = "5s/10m"
expect = dataPoints[0]
variance = allowedVariances[0]
elif timescale == (20,12):
desc = "1m/20m"
expect = dataPoints[1]
variance = allowedVariances[1]
elif timescale == (15,24):
desc = "2m/30m"
expect = dataPoints[2]
variance = allowedVariances[2]
elif timescale == (10,36):
desc = "3m/30m"
expect = dataPoints[3]
variance = allowedVariances[3]
else:
raise xenrt.XRTError("Unknown RRA timescale (%u,%u) found" %
timescale)
found = 0
for row in rows:
val = row.childNodes[0].childNodes[0].data
xenrt.log("Value is %s" % val)
if val != "NaN":
found += 1
if (found < expect and (found + variance) < expect) or \
(found > expect and (found - variance) > expect):
raise xenrt.XRTFailure("Incorrect number of data points for "
"%s timescale" % (desc),
data="Expecting %u, found %u" %
(expect, found))
xenrt.TEC().logverbose("Checked timescale %s" % (desc))
dataPointsChecked += 1
if dataPointsChecked != 4:
raise xenrt.XRTFailure("Only found %u/4 timescales" %
(dataPointsChecked))
def getRawVDISize(self, vdi):
"""
Find size of VDI and return it.
@param: vdi: UUID of VDI to check.
@return: size of VDI
"""
try:
filename = self.host.genParamGet("vdi", vdi, "location")
except:
warning("VDI %s does not have location property" % vdi)
filename = vdi
info = None
try:
info = eval(self.host.execdom0("cat %s/%s.json" % (self.srPath, filename)))
except:
warning("VDI %s does not have valid json file." % vdi)
if info:
log("VDI %s INFO: %s" % (vdi, str(info)))
if "uuid" in info:
if info["uuid"] != vdi:
raise xenrt.XRTError("JSON file of VDI %s includes wrong UUID info.")
else:
warning("JSON file of VDI %s does not have UUID field. Skipping sanity check." % vdi)
try:
lsstr = self.host.execdom0("ls -l %s/%s" % (self.srPath, filename))
except:
lsstr = self.host.execdom0("ls -l %s/%s.vhd" % (self.srPath, filename))
return int(lsstr.split()[4])
def __verifyBasicProperties(self, checkPU=True):
self.host.execdom0("xe sr-scan uuid=%s" % self.xsr.uuid)
log("Collect local status.")
rawStatus = self.getRawProperties()
log("Verify basic properties.")
physicalSize = self.xsr.physicalSize
if rawStatus[0] != physicalSize:
raise xenrt.XRTFailure(
"Physical Size mismatched. %s from df / %s in SR property." %
(rawStatus[0], physicalSize))
virtualAlloc = self.xsr.virtualAllocation
if rawStatus[2] != virtualAlloc:
raise xenrt.XRTFailure(
"Vitual allocation mismatched. %d from %d VDIs / %s in SR property."
% (rawStatus[2], len(self.xsr.VDIs), virtualAlloc))
if checkPU:
physicalUtil = self.xsr.physicalUtilisation
if rawStatus[1] != physicalUtil:
raise xenrt.XRTFailure(
"Physical Utilisation mismatched. %d from df / %s in SR property."
% (rawStatus[1], physicalUtil))
def setNewUploadSchedule(self, pool, hcparams=None):
cli = pool.master.getCLIInstance()
currTimeStamp = time.strftime("%Y-%m-%dT%H:%M:%S",
time.gmtime(self.guest.getTime()))
t = time.strptime(currTimeStamp, "%Y-%m-%dT%H:%M:%S")
if not hcparams:
hcparams = {}
#Adjust the dayofWeek as Monday is 1 as per XenCenter
hcparams["Schedule.DayOfWeek"] = str((t.tm_wday + 1) % 7)
#We are setting the new schedule so that upload happens in the very next hour at the time of the execution of the testcase
hcparams["Schedule.TimeOfDay"] = str(t.tm_hour + 1)
hcparams["Schedule.IntervalInDays"] = str(7)
hcparams["Schedule.RetryInterval"] = str(1)
hcparams["NewUploadRequest"] = ""
xenrt.log("Set the new schedule for upload")
for health_check_key in hcparams:
cli.execute(
"pool-param-set", "uuid=%s health-check-config:%s=%s" %
(pool.getUUID(), health_check_key, hcparams[health_check_key]))
#get the timestamp based on the new schedule
nextUploadTs = str(t.tm_year) + "-" + str(t.tm_mon) + "-" + str(
t.tm_mday) + "T" + str(hcparams["Schedule.TimeOfDay"])
nextUploadAbs = int(
calendar.timegm(time.strptime(nextUploadTs, "%Y-%m-%dT%H")))
return nextUploadAbs
def run(self, arglist=None):
# Leave the VM so it's been running for at least 10 minutes
time.sleep(600)
# Now migrate it
self.guest.migrateVM(self.slave, live="true")
# Now get the stats and see what happens
rrd = self.getGuestRRD()
# Check we have a full 10 minute RRA
rras = rrd.getElementsByTagName("rra")
found = 0
for rra in rras:
cfs = rra.getElementsByTagName("cf")
if cfs[0].childNodes[0].data != "AVERAGE":
continue
pprs = rra.getElementsByTagName("pdp_per_row")
ppr = int(pprs[0].childNodes[0].data)
db = rra.getElementsByTagName("database")[0]
rows = db.getElementsByTagName("row")
timescale = (len(rows),ppr)
if timescale != (120, 1):
continue
for row in rows:
val = row.childNodes[0].childNodes[0].data
xenrt.log("Value is %s" % val)
if val != "NaN":
found += 1
break
if found != 120:
raise xenrt.XRTFailure("RRD does not appear to have been correctly "
"synced across after live migrate",
data="Found %u points in 5s/10m RRA, "
"expecting 120" % (found))
def runCommand(self, guest, script, method="cli", timeout=60):
""" Run given commands
@param guest: guest instance to run with.
@param script: script to run
@param timeout: timeout value for async call. Ignored in other calls.
@return: dict from execution result.
"""
log("Running command \"\"\"%s\"\"\" with %s" % (script, method))
method = method.lower()
if method == "cli":
status = self.executeCommandCLI(guest, script)
elif method == "api":
status = self.executeCommandAPI(guest, script)
elif method == "async":
status = self.executeCommandAPIAsync(guest, script, timeout)
else:
raise xenrt.XRTError("Unknown running method: %s" % method)
log("Result: %s" % status)
return status
def runCommand(self, guest, script, method="cli", timeout = 60):
""" Run given commands
@param guest: guest instance to run with.
@param script: script to run
@param timeout: timeout value for async call. Ignored in other calls.
@return: dict from execution result.
"""
log("Running command \"\"\"%s\"\"\" with %s" %
(script, method))
method = method.lower()
if method == "cli":
status = self.executeCommandCLI(guest, script)
elif method == "api":
status = self.executeCommandAPI(guest, script)
elif method == "async":
status = self.executeCommandAPIAsync(guest, script, timeout)
else:
raise xenrt.XRTError("Unknown running method: %s" % method)
log("Result: %s" % status)
return status
def waitCheck(self, minutes, dataPoints, allowedVariances):
"""Wait until <minutes> after starting the VM and check we have the
expected number of data points in each category"""
self.waitUntil((minutes * 60) + 10)
# Check the RRDs
rrd = self.getGuestRRD()
# Find the requisite rras
rras = rrd.getElementsByTagName("rra")
dataPointsChecked = 0
for rra in rras:
# We only look at AVERAGE for now
cfs = rra.getElementsByTagName("cf")
if cfs[0].childNodes[0].data != "AVERAGE":
continue
pprs = rra.getElementsByTagName("pdp_per_row")
ppr = int(pprs[0].childNodes[0].data)
db = rra.getElementsByTagName("database")[0]
rows = db.getElementsByTagName("row")
timescale = (len(rows), ppr)
expect = 0
variance = 0
desc = ""
if timescale == (120, 1):
desc = "5s/10m"
expect = dataPoints[0]
variance = allowedVariances[0]
elif timescale == (20, 12):
desc = "1m/20m"
expect = dataPoints[1]
variance = allowedVariances[1]
elif timescale == (15, 24):
desc = "2m/30m"
expect = dataPoints[2]
variance = allowedVariances[2]
elif timescale == (10, 36):
desc = "3m/30m"
expect = dataPoints[3]
variance = allowedVariances[3]
else:
raise xenrt.XRTError("Unknown RRA timescale (%u,%u) found" %
timescale)
found = 0
for row in rows:
val = row.childNodes[0].childNodes[0].data
xenrt.log("Value is %s" % val)
if val != "NaN":
found += 1
if (found < expect and (found + variance) < expect) or \
(found > expect and (found - variance) > expect):
raise xenrt.XRTFailure("Incorrect number of data points for "
"%s timescale" % (desc),
data="Expecting %u, found %u" %
(expect, found))
xenrt.TEC().logverbose("Checked timescale %s" % (desc))
dataPointsChecked += 1
if dataPointsChecked != 4:
raise xenrt.XRTFailure("Only found %u/4 timescales" %
(dataPointsChecked))
def run(self):
xenrt.sleep(90)
self.shutdownAllVMs()
while self.getAvailableSpace(self.sr):
xenrt.TEC().logverbose(
"Starting to move vdis to generate IO on SR %s" % self.sr)
vdis = self.cli.execute(
"vdi-list",
"name-label=\"Created by XenRT\" sr-uuid=%s --minimal" %
self.sr).strip()
xenrt.TEC().logverbose(
"Found the following vdis to be moved - %s " % vdis)
if not vdis:
sys.exit()
try:
vdis = vdis.split(",")
for uuid in vdis:
newvdi = self.cli.execute(
"vdi-copy",
"sr-uuid=%s uuid=%s" % (self.sr, uuid)).strip()
self.created.append(newvdi)
xenrt.sleep(20)
xenrt.TEC().logverbose("Created so many vdis - %s " %
self.created)
if len(self.created) > 10:
# Delete vdis
self.deleteVDIs()
except SystemExit, e:
xenrt.log("Thread is here, it is a stale thread")
return
except Exception, e:
xenrt.TEC().logverbose("Caught exception in thread " + str(e))
# Delete all the created vdis to create more space
self.deleteVDIs()
def enableAlertonHost(self, host, perfmon=PERFMON, alarmLevel="4E30", alarmTriggerPeriod="60", alarmAutoInhibitPeriod="300"):
"""This defaults to setting an alert with repeat time of 1 min and perfmon poll time of 5 min
xe host-param-set other-config:
perfmon='<config><variable><name value="network_usage" /><alarm_trigger_level value="2" />
<alarm_trigger_period value="30" /><alarm_auto_inhibit_period value="300" /></variable></config>' """
# Start on a clean slate
self.deleteAllAlarms(host)
# Check if alarm of requested type is already enabled
try:
enableFlag=host.getHostParam("other-config","perfmon")
except:
enableFlag = ""
if re.search(perfmon, enableFlag, re.IGNORECASE):
self.origXrtTime = xenrt.timenow()
return
cmdXML ="<config><variable><name value=\'%s\' />" \
"<alarm_trigger_level value=\'%s\' />" \
"<alarm_trigger_period value=\'%s\' />" \
"<alarm_auto_inhibit_period value=\'%s\' />" \
"</variable></config>" % \
(perfmon, alarmLevel, alarmTriggerPeriod, alarmAutoInhibitPeriod)
param="other-config:perfmon"
host.setHostParam(param, cmdXML)
self.origXrtTime = xenrt.timenow()
xenrt.log("Alert enabled at time - %s" % self.origXrtTime)
xenrt.log("Verify the other-config parameters for perfmon")
self.verifyOtherConfigCmd(host)
def verifyAlertIntervals(self,
host,
alarmAutoInhibitPeriod,
mesages=MESSAGES):
if len(self.MESSAGES) < 2:
# Fail if alerts generated is less than 2
raise xenrt.XRTFailure(
"Alerts not getting generated at the configured interval, only one present so far"
)
cli = host.getCLIInstance()
xenrt.log(
"Alerts available for the specified perfmon, verifying repeat interval %s sec"
% alarmAutoInhibitPeriod)
t1 = cli.execute("message-param-get", "param-name=timestamp uuid=%s" %
self.MESSAGES[0]).strip()
t2 = cli.execute("message-param-get", "param-name=timestamp uuid=%s" %
self.MESSAGES[1]).strip()
xenrt.TEC().logverbose(
"Timestamps for the first and second alert are %s and %s " %
(t1, t2))
# Get the relevant substring out of the timestamps for minutes passed
interval = int(t1[t1.find("T") + 1:t1.find("Z")].split(":")[1]) - int(
t2[t2.find("T") + 1:t2.find("Z")].split(":")[1])
if interval <= (alarmAutoInhibitPeriod + self.VARIANCE) / 60:
xenrt.TEC().logverbose("verifyAlertIntervals: Check passed, alerts are getting generated at the right" \
"interval (includng the variance of %s secs" % self.VARIANCE)
else:
xenrt.TEC().warning(
"Expected alert interval of %s seconds, instead they are generated at %s minutes"
% (alarmAutoInhibitPeriod, interval))
def verifyDualCommandProhibited(self, guest):
"""Check second command is not accepted when first one is running."""
try:
self.runCommand(guest, "dir")
except:
log("Second command is blocked while first command is running.")
else:
raise xenrt.XRTFailure("Succeeded to run a command while another is running.")
def deleteAllAlarms(self, host):
alarms = host.minimalList("message-list name=ALARM class=Host")
for id in alarms:
host.execdom0('xe message-destroy uuid=%s' % id)
xenrt.log("Checking if all the messages of type ALARM are deleted")
alarms = host.minimalList("message-list name=ALARM class=Host")
if alarms:
raise xenrt.XRTFailure("Messages of type ALARM are not entirely removed")
def deleteVDIs(self):
for uuid in self.created:
xenrt.TEC().logverbose("Deleting created vdis to make more space")
xenrt.log("Remaining vdis: %s " % self.created)
try:
self.cli.execute("vdi-destroy", "uuid=%s" % uuid)
except Exception, e:
xenrt.TEC().logverbose("Caught exception in delete vdi " + str(e))
finally:
def deleteAllAlarms(self, host):
alarms = host.minimalList("message-list name=ALARM class=Host")
for id in alarms:
host.execdom0('xe message-destroy uuid=%s' % id)
xenrt.log("Checking if all the messages of type ALARM are deleted")
alarms = host.minimalList("message-list name=ALARM class=Host")
if alarms:
raise xenrt.XRTFailure(
"Messages of type ALARM are not entirely removed")
def verifyDualCommandProhibited(self, guest):
"""Check second command is not accepted when first one is running."""
try:
self.runCommand(guest, "dir")
except:
log("Second command is blocked while first command is running.")
else:
raise xenrt.XRTFailure(
"Succeeded to run a command while another is running.")
def deleteVDIs(self):
for uuid in self.created:
xenrt.TEC().logverbose("Deleting created vdis to make more space")
xenrt.log("Remaining vdis: %s " % self.created)
try:
self.cli.execute("vdi-destroy", "uuid=%s" % uuid)
except Exception, e:
xenrt.TEC().logverbose("Caught exception in delete vdi " +
str(e))
finally:
def getSRObjByUuid(self, uuid):
"""
Find SR by UUID and return Object model instance.
@param: uuid: string. UUID of SR to find.
@return: uuid of SR.
"""
log("Finding SR of which uuid is %s" % uuid)
return self.__getSRObj(lambda sr: sr.uuid == uuid)
def getSRObjByName(self, name):
"""
Find SR by name and return Object model instance.
@param: name: string. Name of SR to find.
@return: uuid of SR.
"""
log("Finding SR of which name is %s" % name)
return self.__getSRObj(lambda sr: sr.name == name)
def getSRObjByName(self, name):
"""
Find SR by name and return Object model instance.
@param: name: string. Name of SR to find.
@return: uuid of SR.
"""
log("Finding SR of which name is %s" % name)
return self.__getSRObj(lambda sr: sr.name == name)
def getSRObjByUuid(self, uuid):
"""
Find SR by UUID and return Object model instance.
@param: uuid: string. UUID of SR to find.
@return: uuid of SR.
"""
log("Finding SR of which uuid is %s" % uuid)
return self.__getSRObj(lambda sr: sr.uuid == uuid)
def verifyNoMulUpload(self):
cli = self.pool.master.getCLIInstance()
lastSucUploadTs=cli.execute("pool-param-get","uuid=%s param-name=\"%s\" param-key=\"%s\"" % (self.pool.getUUID(),"health-check-config","LastSuccessfulUpload"),strip=True)
xenrt.log(lastSucUploadTs)
now = xenrt.timenow()
while xenrt.timenow() < (now + self.services[0].UPLOAD_TIMEINT_MINS*60 ):
curSucUploadTs=cli.execute("pool-param-get","uuid=%s param-name=\"%s\" param-key=\"%s\"" % (self.pool.getUUID(),"health-check-config","LastSuccessfulUpload"),strip=True)
if curSucUploadTs == lastSucUploadTs:
xenrt.log("No new upload observed as Expected")
xenrt.sleep(120)
else:
raise xenrt.XRTFailure("New upload observed at timestamp %s"%lastSucUploadTs)
def verifyServiceFailure(self, pool, abstime, timeout=300):
cli = pool.master.getCLIInstance()
scheduledUpload = abstime
uploadTimeLimit = scheduledUpload + self.UPLOAD_TIMEINT_MINS * 60 + timeout
try:
lastFailedUploadTs = cli.execute(
"pool-param-get",
"uuid=%s param-name=\"%s\" param-key=\"%s\"" %
(pool.getUUID(), "health-check-config", "LastFailedUpload"),
strip=True)
except:
xenrt.log(
"LastFqailedUpload field didnt get populated in health-chcek-config by the service"
)
return False
lastFailedUploadAbs = int(
calendar.timegm(
time.strptime(
lastFailedUploadTs.split('.')[0], "%Y-%m-%dT%H:%M:%S")))
xenrt.log(lastFailedUploadTs)
if lastFailedUploadAbs and lastFailedUploadAbs > scheduledUpload and lastFailedUploadAbs < uploadTimeLimit:
xenrt.log(
"Upload Attempt for pool %s failed indeed.Service acknowledge the upload failure at %s"
% (pool.getName(), lastFailedUploadTs))
return True
else:
xenrt.log(
"Upload Attempt for pool %s failed zat some different timestamp.Service acknowledge the upload failure at %s"
% (pool.getName(), lastFailedUploadTs))
return False
def verifyService(self, pool, abstime, timeout=300):
#return true or False as per the upload
cli = pool.master.getCLIInstance()
scheduledUpload = abstime
uploadTimeLimit = scheduledUpload + self.UPLOAD_TIMEINT_MINS * 60 + timeout
#Between uploadtime and uploadtime+Uploadinterval+Buffer I expect upload to happen
while xenrt.timenow() < uploadTimeLimit:
lastSucUploadTs = cli.execute(
"pool-param-get",
"uuid=%s param-name=\"%s\" param-key=\"%s\"" %
(pool.getUUID(), "health-check-config",
"LastSuccessfulUpload"),
strip=True)
xenrt.log(lastSucUploadTs)
lastSucUploadAbs = int(
calendar.timegm(
time.strptime(
lastSucUploadTs.split('.')[0], "%Y-%m-%dT%H:%M:%S")))
if lastSucUploadAbs and lastSucUploadAbs > scheduledUpload and lastSucUploadAbs < uploadTimeLimit:
xenrt.log("Upload for pool %s successfully took place at %s" %
(pool.getName(), lastSucUploadTs))
return True
else:
xenrt.sleep(30)
xenrt.log(
"No upload observed for pool %s during the expected timeframe" %
pool.getName())
xenrt.log("Last Successful Upload for pool %s took place at %s" %
(pool.getName(), lastSucUploadTs))
return False
def getGuestAgentRamUsage(self, guest):
"""Return size of RAM that guest agent is using."""
ps = guest.xmlrpcExec("tasklist /FI \"IMAGENAME eq xenguestagent.exe\"", returndata = True)
log("Found process info: %s" % ps)
if ps:
for line in reversed(ps.splitlines()):
line = line.strip()
if len(line):
try:
return int(line.split()[4].replace(",", ""))
except:
pass
raise xenrt.XRTError("Cannot find guest agent process from guest %s" % guest.getName())
def run(self, arglist=[]):
log("Running Basic functionality with %s method." % self.METHOD)
step("Running valid command.")
self.runSubcase("runCase", (self.verifyBasicFuncPosCase,), "Positive case", self.METHOD)
xenrt.sleep(self.COMMAND_INTERVAL)
step("Running invlaid command.")
self.runSubcase("runCase", (self.verifyBasicFuncNegCase,), "Negative case", self.METHOD)
xenrt.sleep(self.COMMAND_INTERVAL)
step("Running empty command.")
self.runSubcase("runCase", (self.verifyBasicFuncEmptyCommand,), "Empty command", self.METHOD)
xenrt.sleep(self.COMMAND_INTERVAL)
def verifyAfterVDIFilled(self):
before = self.xsr.physicalUtilisation
log("Attaching VDI to guest.")
dev = self.guest.createDisk(vdiuuid=self.vdi, returnDevice=True)
log("Fillig 1 GiB.")
self.guest.execguest(
"dd if=/dev/urandom of=/dev/%s oflag=direct bs=1M count=1024" %
dev)
self.__verifyBasicProperties(False)
log("Verifying physical utilisation is increased about 1 GiB")
physicalUtil = self.xsr.physicalUtilisation
if physicalUtil - before > xenrt.GIGA + 20 * xenrt.MEGA or physicalUtil - before < xenrt.GIGA - 20 * xenrt.MEGA:
raise xenrt.XRTFailure(
"Physical utilisazion is different more than 20 MiB after 1 GiB writing."
)
log("Verifying raw file size is about 1 GiB.")
vdiSize = self.getRawVDISize(self.vdi)
if vdiSize > xenrt.GIGA + 20 * xenrt.MEGA or vdiSize < xenrt.GIGA - 20 * xenrt.MEGA:
raise xenrt.XRTFailure(
"VDI size is different more than 20 MiB after 1 GiB filling.")
def executeCommandCLI(self,
guest,
script,
forcewrap=False,
username=None,
password=None):
"""Executing script(batch file) from guest using
Remote command execution API for CLM
@param guest: Guest object that to run command.
@param script: Content of script to run.
@param forcewrap: When true, script is saved in a text file and called via $(cat ~)
@param username: RBAC username, root/admin by default.
@param password: password for username
@return: Dict of return value of exitcode, stdout and stderr.
"""
host = guest.host
if guest.host.pool:
host = guest.host.pool.master
# shell scripts parser needs to escaped.
script = script.replace("\\", "\\\\")
if forcewrap:
# Get the host. Use master if VM is in the pool.
path = host.execdom0("mktemp").strip()
for line in script.split("\n"):
host.execdom0("echo \"%s\" >> %s" % (line.strip(), path))
script = "$(cat %s)" % (path)
rbac = ""
if username and password:
rbac = "-u \"%s\" -pw \"%s\"" % (username, password)
param = "args:username=\"%s\" args:password=\"%s\" args:script=\"%s\"" % \
(self.GUEST_USER, self.GUEST_PWD, script)
log("Executing script...")
cmd = "xe vm-call-plugin %s vm-uuid=%s plugin=guest-agent-operation fn=run-script %s" % \
(rbac, guest.getUUID(), param)
ret = host.execdom0(cmd)
log("Output: %s" % ret)
status = eval(ret)
if forcewrap:
host.execdom0("rm -f %s" % (path))
return status
def executeCommandAPIAsync(self, guest, script, timeout=60, username=None, password=None):
"""Executing script(batch file) from guest using
Remote command execution API for CLM
@param guest: Guest object that to run command.
@param script: Content of script to run.
@param timeout: Time out for checking status of execution.
@param username: RBAC username, root/admin by default.
@param password: password for username
@return: Dict of return value of exitcode, stdout and stderr.
"""
log("Prepare APICall")
session = self._getSession(guest, username, password)
guestRef = self._getGuestRef(session, guest)
session = self._getSession(guest)
param = {"script": script, "username": self.GUEST_USER, "password": self.GUEST_PWD}
log("Executing script...")
task = session.xenapi.Async.VM.call_plugin(guestRef, self.PLUGIN, self.PLUGIN_FUNC, param)
if timeout == 0:
return task
start = xenrt.util.timenow()
while xenrt.util.timenow() < start + timeout:
status = session.xenapi.task.get_status(task)
if status == "success":
log("%s has finished" % task)
result = session.xenapi.task.get_result(task)
break
elif status == "failure":
#The task has failed, and the error should be propogated upwards.
raise Exception("Async call failed with error: %s" % session.xenapi.task.get_error_info(task))
else:
log("Task Status: %s" % status)
if start + timeout <= xenrt.util.timenow():
raise xenrt.XRTError("task %d has failed to finish in %d time." % (task, timeout))
xenrt.sleep(2)
log("Output: %s" % result)
result = self.__parseAsyncOutput(result)
status = eval(result)
return status
def messageGet(self, host, name="ALARM", aClass=CLASS, priority=PRIORITY, perfmon=PERFMON):
""" Check if there is an alert of type perfmon"""
cli = host.getCLIInstance()
if not perfmon:
raise xenrt.XRTError("Please specify perfmon type")
out=cli.execute("message-list", "name=%s class=%s priority=%s --minimal" %
(name, aClass, priority)).strip()
for uuid in out.split(','):
trueFlag = cli.execute('message-list', 'uuid=%s params=body | grep %s' %
(uuid, perfmon), ignoreerrors=True)
if trueFlag:
if uuid in self.MESSAGES:
return
xenrt.log(cli.execute('message-list', 'uuid=%s' % uuid))
self.MESSAGES.append(uuid)
def verifyCommandLength(self, guest):
cmd1024 = "echo 67890" + ("1234567890" * 101) + "1234" # 10 + (10 * 101) + 4
cmd1025 = "echo 67890" + ("1234567890" * 101) + "12345" # # 10 + (10 * 101) + 5
try:
status = self.executeCommandCLI(guest, cmd1024, forcewrap=True)
except:
raise xenrt.XRTFailure("Failed to execute 1024 byte length command")
xenrt.sleep(self.COMMAND_INTERVAL)
try:
status = self.executeCommandCLI(guest, cmd1025, forcewrap=True)
except:
log("Failed to execute longer than 1024 bytes command as expected.")
else:
raise xenrt.XRTFailure("XAPI accepted to run longer than 1024 bytes command.")
def runCase(self, func):
"""
Utility function to run jobs simutanously.
@param func: a refrence to member function that accept a guest as a param
"""
# Use sub case to run command on all guest simultanously.
tasks = []
for guest in self.guests:
tasks.append(xenrt.PTask(func, guest))
xenrt.pfarm(tasks)
for task in tasks:
if task.exception:
log("Sub task (%s with %s) has exception: %s" % \
(task.func.__name__, task.args[0].getName(), task.exception))
def getGuestAgentRamUsage(self, guest):
"""Return size of RAM that guest agent is using."""
ps = guest.xmlrpcExec(
"tasklist /FI \"IMAGENAME eq xenguestagent.exe\"", returndata=True)
log("Found process info: %s" % ps)
if ps:
for line in reversed(ps.splitlines()):
line = line.strip()
if len(line):
try:
return int(line.split()[4].replace(",", ""))
except:
pass
raise xenrt.XRTError("Cannot find guest agent process from guest %s" %
guest.getName())
def runCase(self, func):
"""
Utility function to run jobs simutanously.
@param func: a refrence to member function that accept a guest as a param
"""
# Use sub case to run command on all guest simultanously.
tasks = []
for guest in self.guests:
tasks.append(xenrt.PTask(func, guest))
xenrt.pfarm(tasks)
for task in tasks:
if task.exception:
log("Sub task (%s with %s) has exception: %s" % \
(task.func.__name__, task.args[0].getName(), task.exception))
def executeOnChariotConsole(self, cmd):
return_code = xenrt.ssh.SSH(self.consoleAddress,
cmd,
username=self.consoleUser,
level=xenrt.RC_FAIL,
timeout=300,
idempotent=False,
newlineok=False,
getreply=True,
nolog=False,
useThread=False,
outfile=None,
password=None)
xenrt.log(return_code)
return return_code
def run(self, arglist=[]):
log("Running Basic functionality with %s method." % self.METHOD)
step("Running valid command.")
self.runSubcase("runCase", (self.verifyBasicFuncPosCase, ),
"Positive case", self.METHOD)
xenrt.sleep(self.COMMAND_INTERVAL)
step("Running invlaid command.")
self.runSubcase("runCase", (self.verifyBasicFuncNegCase, ),
"Negative case", self.METHOD)
xenrt.sleep(self.COMMAND_INTERVAL)
step("Running empty command.")
self.runSubcase("runCase", (self.verifyBasicFuncEmptyCommand, ),
"Empty command", self.METHOD)
xenrt.sleep(self.COMMAND_INTERVAL)
def executeOnChariotConsole(self, cmd):
return_code = xenrt.ssh.SSH(
self.consoleAddress,
cmd,
username=self.consoleUser,
level=xenrt.RC_FAIL,
timeout=300,
idempotent=False,
newlineok=False,
getreply=True,
nolog=False,
useThread=False,
outfile=None,
password=None)
xenrt.log(return_code)
return return_code
def run(self, arglist=[]):
log("Using %s(%s) SR to test." % (self.xsr.name, self.xsr.uuid))
step("Store initial status of local disk.")
self.initialStatus = self.getRawProperties()
step("Verify initial status of SR")
self.verifyInitialProperties()
step("Verify status of SR after a linux VM is installed.")
self.verifyAfterGuestInstalled()
step("Verify status of SR after an empty VDI is created.")
self.verifyAfterVDICreated()
step("Verify status of SR after fill VDI.")
self.verifyAfterVDIFilled()
def run(self, arglist=[]):
log ("Using %s(%s) SR to test." % (self.xsr.name, self.xsr.uuid))
step("Store initial status of local disk.")
self.initialStatus = self.getRawProperties()
step("Verify initial status of SR")
self.verifyInitialProperties()
step("Verify status of SR after a linux VM is installed.")
self.verifyAfterGuestInstalled()
step("Verify status of SR after an empty VDI is created.")
self.verifyAfterVDICreated()
step("Verify status of SR after fill VDI.")
self.verifyAfterVDIFilled()
def runLongRunningCommand(self, guest, time=0, script=None):
""" Running a time consuming task on guest.
@param guest: Guest instance to run command.
@param time: running time in second. 0 indicate indefinite.
@return: task id of XAPI async call.
"""
if not script:
script = "ping citrite.net -t"
if time > 0:
script = "ping citrite.net -n %d" % ((time + 1),)
log("Running command %s on %s." % ("indefinite time" if time == 0 else "for %d seconds" % (time,), guest.getName()))
task = self.executeCommandAPIAsync(guest, script, timeout=0)
return task
def executeCommandCLI(self, guest, script, forcewrap=False, username=None, password=None):
"""Executing script(batch file) from guest using
Remote command execution API for CLM
@param guest: Guest object that to run command.
@param script: Content of script to run.
@param forcewrap: When true, script is saved in a text file and called via $(cat ~)
@param username: RBAC username, root/admin by default.
@param password: password for username
@return: Dict of return value of exitcode, stdout and stderr.
"""
host = guest.host
if guest.host.pool:
host = guest.host.pool.master
# shell scripts parser needs to escaped.
script = script.replace("\\", "\\\\")
if forcewrap:
# Get the host. Use master if VM is in the pool.
path = host.execdom0("mktemp").strip()
for line in script.split("\n"):
host.execdom0("echo \"%s\" >> %s" % (line.strip(), path))
script = "$(cat %s)" % (path)
rbac = ""
if username and password:
rbac = "-u \"%s\" -pw \"%s\"" % (username, password)
param = "args:username=\"%s\" args:password=\"%s\" args:script=\"%s\"" % \
(self.GUEST_USER, self.GUEST_PWD, script)
log("Executing script...")
cmd = "xe vm-call-plugin %s vm-uuid=%s plugin=guest-agent-operation fn=run-script %s" % \
(rbac, guest.getUUID(), param)
ret = host.execdom0(cmd)
log("Output: %s" % ret)
status = eval(ret)
if forcewrap:
host.execdom0("rm -f %s" % (path))
return status
def enableAlertonSR(self,
host,
sruuid,
perfmon=PERFMON,
alarmLevel="0.0009765625",
alarmTriggerPeriod="60",
alarmAutoInhibitPeriod="300"):
"""This defaults to setting an alert with repeat time of 1 min and perfmon poll time of 5 min for 1 KB/min
xe sr-param-set other-config:
perfmon='<config><variable><name value="sr_io_throughput_total_per_host" /><alarm_trigger_level value="0.0009765625" />
<alarm_trigger_period value="60" /><alarm_auto_inhibit_period value="300" /></variable></config>' """
cli = host.getCLIInstance()
# Start on a clean slate
self.deleteAllAlarms(host)
# Check if alarm of requested type is already enabled
try:
enableFlag = cli.execute(
'sr-param-get',
'param-key="other-config" param-name="perfmon" uuid=%s' %
sruuid)
except:
# We dont really want to do anything with the exception
enableFlag = ""
if re.search(perfmon, enableFlag, re.IGNORECASE):
return
cmdXML ="<config><variable><name value=\'%s\' />" \
"<alarm_trigger_level value=\'%s\' />" \
"<alarm_trigger_period value=\'%s\' />" \
"<alarm_auto_inhibit_period value=\'%s\' />" \
"</variable></config>" % \
(perfmon, alarmLevel, alarmTriggerPeriod, alarmAutoInhibitPeriod)
param = "other-config:perfmon"
# Set param on sr
cli.execute("sr-param-set",
"uuid=%s %s=\"%s\"" % (sruuid, param, cmdXML))
self.origXrtTime = xenrt.timenow()
xenrt.log("Alert enabled at time - %s" % self.origXrtTime)
xenrt.log("Verify the other-config parameters for perfmon")
self.verifyOtherConfigCmd(host, alertClass="sr", uuid=sruuid)
def verifyRateLimited(self, guest):
"""Verify XAPI blocks guest running command in short time."""
script = "dir"
self.runCommand(guest, script)
try:
self.runCommand(guest, script)
except:
log("Execution failed as expected.")
else:
raise xenrt.XRTFailure("XAPI accept a call during rate limit cool-down.")
# Just to verify.
xenrt.sleep(self.COMMAND_INTERVAL)
try:
self.runCommand(guest, script)
except:
raise xenrt.XRTFailure("XAPI blocked a call after rate limit cool-down.")
def getRawProperties(self):
"""
From local SR, collect storage information and return information.
@return: list of physical size, physical utilisation and accumlated virtual sizes of all VDIs in the SR.
"""
host = self.host
# Try search by uuid in local storage. If failed try check dev.
dfoutput = host.execdom0("df -B 1 | grep '%s'" % self.srPath).split()
rawPhysicalSize = int(dfoutput[1])
rawPhysicalUtil = int(dfoutput[2])
accumVirtualSize = 0
accumVirtualSize = sum([vdi.size for vdi in self.xsr.VDIs])
log("Current local status: physical size = %d, physical utilisation = %d, accumulated virtual size = %d" % \
(rawPhysicalSize, rawPhysicalUtil, accumVirtualSize))
return (rawPhysicalSize, rawPhysicalUtil, accumVirtualSize)
def getRawProperties(self):
"""
From local SR, collect storage information and return information.
@return: list of physical size, physical utilisation and accumlated virtual sizes of all VDIs in the SR.
"""
host = self.host
# Try search by uuid in local storage. If failed try check dev.
dfoutput = host.execdom0("df -B 1 | grep '%s'" % self.srPath).split()
rawPhysicalSize = int(dfoutput[1])
rawPhysicalUtil = int(dfoutput[2])
accumVirtualSize = 0
accumVirtualSize = sum([vdi.size for vdi in self.xsr.VDIs])
log("Current local status: physical size = %d, physical utilisation = %d, accumulated virtual size = %d" % \
(rawPhysicalSize, rawPhysicalUtil, accumVirtualSize))
return (rawPhysicalSize, rawPhysicalUtil, accumVirtualSize)
def runLongRunningCommand(self, guest, time=0, script=None):
""" Running a time consuming task on guest.
@param guest: Guest instance to run command.
@param time: running time in second. 0 indicate indefinite.
@return: task id of XAPI async call.
"""
if not script:
script = "ping citrite.net -t"
if time > 0:
script = "ping citrite.net -n %d" % ((time + 1), )
log("Running command %s on %s." %
("indefinite time" if time == 0 else "for %d seconds" %
(time, ), guest.getName()))
task = self.executeCommandAPIAsync(guest, script, timeout=0)
return task
def __verifyBasicProperties(self, checkPU=True):
self.host.execdom0("xe sr-scan uuid=%s" % self.xsr.uuid)
log("Collect local status.")
rawStatus = self.getRawProperties()
log("Verify basic properties.")
physicalSize = self.xsr.physicalSize
if rawStatus[0] != physicalSize:
raise xenrt.XRTFailure("Physical Size mismatched. %s from df / %s in SR property." % (rawStatus[0], physicalSize))
virtualAlloc = self.xsr.virtualAllocation
if rawStatus[2] != virtualAlloc:
raise xenrt.XRTFailure("Vitual allocation mismatched. %d from %d VDIs / %s in SR property." % (rawStatus[2], len(self.xsr.VDIs), virtualAlloc))
if checkPU:
physicalUtil = self.xsr.physicalUtilisation
if rawStatus[1] != physicalUtil:
raise xenrt.XRTFailure("Physical Utilisation mismatched. %d from df / %s in SR property." % (rawStatus[1], physicalUtil))
def verifyCommandLength(self, guest):
cmd1024 = "echo 67890" + ("1234567890" *
101) + "1234" # 10 + (10 * 101) + 4
cmd1025 = "echo 67890" + ("1234567890" *
101) + "12345" # # 10 + (10 * 101) + 5
try:
status = self.executeCommandCLI(guest, cmd1024, forcewrap=True)
except:
raise xenrt.XRTFailure(
"Failed to execute 1024 byte length command")
xenrt.sleep(self.COMMAND_INTERVAL)
try:
status = self.executeCommandCLI(guest, cmd1025, forcewrap=True)
except:
log("Failed to execute longer than 1024 bytes command as expected."
)
else:
raise xenrt.XRTFailure(
"XAPI accepted to run longer than 1024 bytes command.")
def additionalVerification(self, host, msglist):
xenrt.log("Additional check to ensure the alerts"
"are generated for the SR under test")
xenrt.log(msglist)
perfmon1 = host.execdom0(
'xe message-param-get param-name=body uuid=%s | grep "configured_on" | cut -d\'"\' -f4'
% msglist[0]).strip()
xenrt.log("Perfmon name retrieved %s" % perfmon1)
perfmon2 = host.execdom0(
'xe message-param-get param-name=body uuid=%s | grep "configured_on" | cut -d\'"\' -f4'
% msglist[1]).strip()
xenrt.TEC().logverbose("Perfmon name retrieved %s" % perfmon2)
# Verify uuid of sr in the perfmon
if not re.search(perfmon1, self.uuid, re.IGNORECASE):
xenrt.log(host.execdom0("xe message-list uuid=%s" % msglist[0]))
raise xenrt.XRTFailure(
"Generated alerts are not for the configured SR")
if not re.search(perfmon2, self.uuid, re.IGNORECASE):
xenrt.log(host.execdom0("xe message-list uuid=%s" % msglist[1]))
raise xenrt.XRTFailure(
"Generated alerts are not for the configured SR")
def verifyRateLimited(self, guest):
"""Verify XAPI blocks guest running command in short time."""
script = "dir"
self.runCommand(guest, script)
try:
self.runCommand(guest, script)
except:
log("Execution failed as expected.")
else:
raise xenrt.XRTFailure(
"XAPI accept a call during rate limit cool-down.")
# Just to verify.
xenrt.sleep(self.COMMAND_INTERVAL)
try:
self.runCommand(guest, script)
except:
raise xenrt.XRTFailure(
"XAPI blocked a call after rate limit cool-down.")
def additionalVerification(self, host, msglist):
xenrt.log("Additional check to ensure the alerts"
"are generated for the SR under test")
xenrt.log(msglist)
perfmon1=host.execdom0('xe message-param-get param-name=body uuid=%s | grep "configured_on" | cut -d\'"\' -f4' %
msglist[0]).strip()
xenrt.log("Perfmon name retrieved %s" %
perfmon1)
perfmon2=host.execdom0('xe message-param-get param-name=body uuid=%s | grep "configured_on" | cut -d\'"\' -f4' %
msglist[1]).strip()
xenrt.TEC().logverbose("Perfmon name retrieved %s" %
perfmon2)
# Verify uuid of sr in the perfmon
if not re.search(perfmon1, self.uuid, re.IGNORECASE):
xenrt.log(host.execdom0("xe message-list uuid=%s" %
msglist[0]))
raise xenrt.XRTFailure("Generated alerts are not for the configured SR")
if not re.search(perfmon2, self.uuid, re.IGNORECASE):
xenrt.log(host.execdom0("xe message-list uuid=%s" %
msglist[1]))
raise xenrt.XRTFailure("Generated alerts are not for the configured SR")
def executeCommandAPI(self, guest, script, username=None, password=None):
"""Executing script(batch file) from guest using
Remote command execution API for CLM
@param guest: Guest object that to run command.
@param script: Content of script to run.
@param username: RBAC username, root/admin by default.
@param password: password for username
@return: Dict of return value of exitcode, stdout and stderr.
"""
log("Prepare APICall")
session = self._getSession(guest, username, password)
guestRef = self._getGuestRef(session, guest)
param = {
"script": script,
"username": self.GUEST_USER,
"password": self.GUEST_PWD
}
log("Executing script...")
ret = session.xenapi.VM.call_plugin(guestRef, self.PLUGIN,
self.PLUGIN_FUNC, param)
log("Output: %s" % ret)
status = eval(ret)
return status
def verifyVMOPsProhibited(self, guest):
"""Check VM power operations are blocked by XAPI during command is running."""
try:
guest.suspend()
except:
log("Suspend is blocked as expected.")
else:
raise xenrt.XRTFailure("Guest rebooted while a command is running.")
try:
guest.shutdown()
except:
log("Shutdown is blocked as expected.")
else:
raise xenrt.XRTFailure("Guest rebooted while a command is running.")
pool = guest.host.pool
if not pool:
pool = self.getDefaultPool()
if not pool:
raise xenrt.XRTError("VM OPs test requires a pool.")
target = None
for host in pool.getHosts():
if host != guest.host:
target = host
break
try:
guest.migrateVM(target, live="true")
except:
log("VM migration is blocked as expected.")
else:
raise xenrt.XRTFailure("VM migration is allowed while a command is running.")
def run(self, arglist=None):
# Initialize Service settings on pool and Enrol pool for Service
self.service.initializeService(self.pool)
self.service.activateService(self.pool)
step("Now Attach the host to XenCenter")
self.guest.attachXenCenterToHost(self.pool.master)
step("Enable Firewall so that the upload fails")
self.blockService(self.guest)
triggerTime = self.service.triggerService(self.pool, self.options)
if self.service.verifyService(self.pool, triggerTime):
raise xenrt.XRTFailure(
"Upload Successful inspite of blocking access to MockServer")
else:
xenrt.log(
"Upload would have failed as expected.Lets check the trace of Failed Upload"
)
if self.service.verifyServiceFailure(self.pool, triggerTime):
xenrt.log("Upload Failed at predictable timestamp as Expected")
else:
raise xenrt.XRTFailure(
"Couldnt find the trace of Failed Upload")
step(
"So upload failed. Now disable firewall so the failed upload goes through"
)
self.unblockService(self.guest)
if self.service.verifyService(self.pool, triggerTime, timeout=2000):
xenrt.log("Previous Upload attempt is finally successful")
else:
raise xenrt.XRTFailure("Previous Upload attempt is still pending")
def run(self, arglist=None):
# Initialize Service settings on pool and Enrol pool for Service
self.service.initializeService(self.pool)
self.service.activateService(self.pool)
step("Now Attach the host to XenCenter")
self.guest.attachXenCenterToHost(self.pool.master)
step("Enable Firewall so that the upload fails")
self.blockService(self.guest)
triggerTime=self.service.triggerService(self.pool,self.options)
if self.service.verifyService(self.pool,triggerTime):
raise xenrt.XRTFailure("Upload Successful inspite of blocking access to MockServer")
else:
xenrt.log("Upload would have failed as expected.Lets check the trace of Failed Upload")
if self.service.verifyServiceFailure(self.pool,triggerTime):
xenrt.log("Upload Failed at predictable timestamp as Expected")
else:
raise xenrt.XRTFailure("Couldnt find the trace of Failed Upload")
step("So upload failed. Now disable firewall so the failed upload goes through")
self.unblockService(self.guest)
if self.service.verifyService(self.pool,triggerTime,timeout=2000):
xenrt.log("Previous Upload attempt is finally successful")
else :
raise xenrt.XRTFailure("Previous Upload attempt is still pending")
def setNewUploadSchedule(self,pool,hcparams=None):
cli = pool.master.getCLIInstance()
currTimeStamp=time.strftime("%Y-%m-%dT%H:%M:%S", time.gmtime(self.guest.getTime()))
t=time.strptime(currTimeStamp, "%Y-%m-%dT%H:%M:%S")
if not hcparams:
hcparams={}
#Adjust the dayofWeek as Monday is 1 as per XenCenter
hcparams["Schedule.DayOfWeek"]=str((t.tm_wday+1)%7)
#We are setting the new schedule so that upload happens in the very next hour at the time of the execution of the testcase
hcparams["Schedule.TimeOfDay"]=str(t.tm_hour+1)
hcparams["Schedule.IntervalInDays"]=str(7)
hcparams["Schedule.RetryInterval"]=str(1)
hcparams["NewUploadRequest"]=""
xenrt.log("Set the new schedule for upload")
for health_check_key in hcparams:
cli.execute("pool-param-set","uuid=%s health-check-config:%s=%s" % (pool.getUUID(),health_check_key,hcparams[health_check_key]))
#get the timestamp based on the new schedule
nextUploadTs=str(t.tm_year)+"-"+ str(t.tm_mon)+"-"+ str(t.tm_mday)+"T"+str(hcparams["Schedule.TimeOfDay"])
nextUploadAbs=int(calendar.timegm(time.strptime(nextUploadTs, "%Y-%m-%dT%H")))
return nextUploadAbs
def enableAlertonHost(self,
host,
perfmon=PERFMON,
alarmLevel="4E30",
alarmTriggerPeriod="60",
alarmAutoInhibitPeriod="300"):
"""This defaults to setting an alert with repeat time of 1 min and perfmon poll time of 5 min
xe host-param-set other-config:
perfmon='<config><variable><name value="network_usage" /><alarm_trigger_level value="2" />
<alarm_trigger_period value="30" /><alarm_auto_inhibit_period value="300" /></variable></config>' """
# Start on a clean slate
self.deleteAllAlarms(host)
# Check if alarm of requested type is already enabled
try:
enableFlag = host.getHostParam("other-config", "perfmon")
except:
enableFlag = ""
if re.search(perfmon, enableFlag, re.IGNORECASE):
self.origXrtTime = xenrt.timenow()
return
cmdXML ="<config><variable><name value=\'%s\' />" \
"<alarm_trigger_level value=\'%s\' />" \
"<alarm_trigger_period value=\'%s\' />" \
"<alarm_auto_inhibit_period value=\'%s\' />" \
"</variable></config>" % \
(perfmon, alarmLevel, alarmTriggerPeriod, alarmAutoInhibitPeriod)
param = "other-config:perfmon"
host.setHostParam(param, cmdXML)
self.origXrtTime = xenrt.timenow()
xenrt.log("Alert enabled at time - %s" % self.origXrtTime)
xenrt.log("Verify the other-config parameters for perfmon")
self.verifyOtherConfigCmd(host)
def run(self, arglist=None):
log("Creating VDI.")
vdi = self.host.createVDI(1 * xenrt.GIGA, self.sr.uuid).strip()
log("Forget and introduce SR.")
self.sr.forget()
self.sr.introduce()
log("Verify VDI is present.")
if not vdi in self.sr.listVDIs():
raise xenrt.XRTFailure("Reintroduced SR does not have the VDI before forget.")
log("Distroying SR.")
self.sr.destroy()
if not self.sr.uuid in self.host.minimalList("sm-list"):
raise xenrt.XRTFailure("SR info has been disappeared after destroying SR.")