def get_vm(self):
data = {}
vm_properties = [
"name", "summary.runtime.host", "config.hardware",
"runtime.powerState"
]
view = pchelper.get_container_view(self.SI,
obj_type=[vim.VirtualMachine])
vm_data = pchelper.collect_properties(self.SI,
view_ref=view,
obj_type=vim.VirtualMachine,
path_set=vm_properties,
include_mors=True)
for vm in vm_data:
if vm['runtime.powerState'] == vim.VirtualMachinePowerState.poweredOn:
data.update({
'{}.{}.{}.vm.{}.fatstats.numIOAvg'.format(
self.server.replace('.', '_'), vm['summary.runtime.host'].parent.parent.parent.name.replace(
'.', '_'), vm['summary.runtime.host'].parent.name.replace(
'.', '_').lower(), vm['name'].replace('.', '_')):
self.get_vm_vd_iops(vm, vm['obj'])
})
vm_ds_iops = self.get_vm_ds_iops(vm, vm['obj'])
for key, value in vm_ds_iops.items():
data.update({
'{}.{}.{}.datastore.{}.{}.numIOAvg'.format(
self.server.replace('.', '_'), vm['summary.runtime.host'].parent.parent.parent.name.replace(
'.', '_'), vm['summary.runtime.host'].parent.name.replace(
'.', '_').lower(),
key.replace('.', '_').lower(), vm['name'].replace(
'.', '_')):
value
})
get_vm_ds_latency = self.get_vm_ds_latency(vm, vm['obj'])
for key, value in get_vm_ds_latency.items():
data.update({
'{}.{}.{}.datastore.{}.{}.LatencyAvg'.format(
self.server.replace('.', '_'), vm['summary.runtime.host'].parent.parent.parent.name.replace(
'.', '_'), vm['summary.runtime.host'].parent.name.replace(
'.', '_').lower(),
key.replace('.', '_').lower(), vm['name'].replace(
'.', '_')):
value
})
return data
def update_host_data(server):
"""This function is called to update the HOST data for the specified vcenter server"""
logger = logging.getLogger(__name__)
# API: HostSystem -
# https://pubs.vmware.com/vsphere-51/index.jsp#com.vmware.wssdk.apiref.doc/vim.HostSystem.html
# summary.overallStatus: general "health" value: gray, green, red, yellow
# summary.quickStats.overallCpuUsage: Aggregated CPU usage across all cores on the host in MHz.
# summary.quickStats.overallMemoryUsage: Physical memory usage on the host in MB.
# hardware.memorySize: Total available RAM in bytes.
try:
# Fast way of getting Host properties using PropertyCollector
# https://github.com/vmware/pyvmomi/blob/master/docs/vmodl/query/PropertyCollector.rst
logger.debug("Getting PropertyCollector for " + server["name"])
container_view = get_container_view(server["conn"], obj_type=[pyVmomi.vim.HostSystem])
query = [
"name",
"summary.overallStatus",
"summary.quickStats.overallCpuUsage",
"summary.quickStats.overallMemoryUsage",
"hardware.memorySize"
]
props = collect_properties(server["conn"], container_view,
pyVmomi.vim.HostSystem, query, include_mors=True)
except Exception as error:
logger.error("Error collecting VMware Host data from " + server["name"] + str(error))
raise
# Loop through all of the ESX servers in props
for prop_set in props:
host_mor = prop_set["obj"] # Managed object reference
host_name = prop_set["name"]
host_name = hostname_from_fqdn(host_name) # trim out the domain name
host_status = prop_set["summary.overallStatus"]
host_cpu = prop_set["summary.quickStats.overallCpuUsage"]
host_ram = prop_set["summary.quickStats.overallMemoryUsage"]
host_ram_max = prop_set["hardware.memorySize"]
host_ram_max = int(host_ram_max / 1024 / 1024) # Convert to Megabytes to match overallMemoryUsage
host_ram_percent = int((host_ram / host_ram_max) * 100) # Calculate RAM percentage
logger.debug(host_name + " RAM: " + str(host_ram_percent) + "% CPU: " + str(host_cpu))
# Convert ram into Gigabytes and round to 1 decimal place
host_ram = int(host_ram / 1024)
# Find/Create this host in our list of hosts and update the object's data
host = ESXHost.find_by_name(host_mor, host_name)
if host_status == "green":
host.status = 1
elif host_status == "yellow":
host.status = 2
elif host_status == "red":
host.status = 3
else:
host.status = 0
# Add the raw data to the ESXHost object
# For RAM datapoints, we want to do a bar graph, so only include the current value
host.ram = host_ram
host.ram_percent = host_ram_percent
# For CPU datapoints, we want to do a line graph, so we need a history
if len(host.cpu_datapoints) == 0: # first time through, initialize the list
host.cpu_datapoints = [host_cpu]
else:
host.cpu_datapoints.append(host_cpu)
# If we already have the max number of datapoints in our list, delete the oldest item
if len(host.cpu_datapoints) >= MAX_DATAPOINTS:
del(host.cpu_datapoints[0])
# Update ranking value of this Host to determine if we should show it
host.update_relative_weight()
def update_host_data(server):
"""This function is called to update the HOST data for the specified vcenter server"""
logger = logging.getLogger(__name__)
# API: HostSystem -
# https://pubs.vmware.com/vsphere-51/index.jsp#com.vmware.wssdk.apiref.doc/vim.HostSystem.html
# summary.overallStatus: general "health" value: gray, green, red, yellow
# summary.quickStats.overallCpuUsage: Aggregated CPU usage across all cores on the host in MHz.
# summary.quickStats.overallMemoryUsage: Physical memory usage on the host in MB.
# hardware.memorySize: Total available RAM in bytes.
try:
# Fast way of getting Host properties using PropertyCollector
# https://github.com/vmware/pyvmomi/blob/master/docs/vmodl/query/PropertyCollector.rst
logger.debug("Getting PropertyCollector for " + server["name"])
container_view = get_container_view(server["conn"],
obj_type=[pyVmomi.vim.HostSystem])
query = [
"name", "summary.overallStatus",
"summary.quickStats.overallCpuUsage",
"summary.quickStats.overallMemoryUsage", "hardware.memorySize"
]
props = collect_properties(server["conn"],
container_view,
pyVmomi.vim.HostSystem,
query,
include_mors=True)
except Exception as error:
logger.error("Error collecting VMware Host data from " +
server["name"] + str(error))
raise
# Loop through all of the ESX servers in props
for prop_set in props:
host_mor = prop_set["obj"] # Managed object reference
host_name = prop_set["name"]
host_name = hostname_from_fqdn(host_name) # trim out the domain name
host_status = prop_set["summary.overallStatus"]
host_cpu = prop_set["summary.quickStats.overallCpuUsage"]
host_ram = prop_set["summary.quickStats.overallMemoryUsage"]
host_ram_max = prop_set["hardware.memorySize"]
host_ram_max = int(
host_ram_max / 1024 /
1024) # Convert to Megabytes to match overallMemoryUsage
host_ram_percent = int(
(host_ram / host_ram_max) * 100) # Calculate RAM percentage
logger.debug(host_name + " RAM: " + str(host_ram_percent) + "% CPU: " +
str(host_cpu))
# Convert ram into Gigabytes and round to 1 decimal place
host_ram = int(host_ram / 1024)
# Find/Create this host in our list of hosts and update the object's data
host = ESXHost.find_by_name(host_mor, host_name)
if host_status == "green":
host.status = 1
elif host_status == "yellow":
host.status = 2
elif host_status == "red":
host.status = 3
else:
host.status = 0
# Add the raw data to the ESXHost object
# For RAM datapoints, we want to do a bar graph, so only include the current value
host.ram = host_ram
host.ram_percent = host_ram_percent
# For CPU datapoints, we want to do a line graph, so we need a history
if len(host.cpu_datapoints
) == 0: # first time through, initialize the list
host.cpu_datapoints = [host_cpu]
else:
host.cpu_datapoints.append(host_cpu)
# If we already have the max number of datapoints in our list, delete the oldest item
if len(host.cpu_datapoints) >= MAX_DATAPOINTS:
del (host.cpu_datapoints[0])
# Update ranking value of this Host to determine if we should show it
host.update_relative_weight()
def generate_json(vmware_monitor):
"""This is the main function. It will connect to the vCenter server, obtain perf data and output json"""
logger = logging.getLogger("vmware_view_vm")
if vmware_monitor.conn is None:
vmware_monitor.conn = connect_vcenter() # Connect to vCenter server
if vmware_monitor.conn is None:
logger.warning("Unable to connect to " + VCENTER_SERVER + " will retry in " +
str(SAMPLE_INTERVAL) + " seconds.")
vmware_monitor.json = json.dumps({"vms": [{"error": "Unable to connect to " + VCENTER_SERVER +
" will retry in " + str(SAMPLE_INTERVAL) +
" seconds."}]}, indent=4)
return vmware_monitor # Could not connect so return
# Final test if we're connected
try:
if vmware_monitor.conn.content.sessionManager.currentSession:
logger.debug("Connected to " + VCENTER_SERVER + " at " +
str(vmware_monitor.conn.content.sessionManager.currentSession.loginTime))
except Exception as error:
logger.error("Final test: Error connecting to " + VCENTER_SERVER + str(error))
vmware_monitor.json = json.dumps({"vms": [{"error": "Unable to connect to " + VCENTER_SERVER +
" will retry in " + str(SAMPLE_INTERVAL) +
" seconds."}]}, indent=4)
return vmware_monitor # Could not connect so return
#
# ---------------------------------------------------------------------------------------------------------------
#
# First we want to grab a list of all the hosts so we can determine the clock speed of the CPUs
# API: HostSystem - https://pubs.vmware.com/vsphere-51/index.jsp#com.vmware.wssdk.apiref.doc/vim.HostSystem.html
#
# ---------------------------------------------------------------------------------------------------------------
try:
# Fast way of getting Host properties using PropertyCollector
# https://github.com/vmware/pyvmomi/blob/master/docs/vmodl/query/PropertyCollector.rst
logger.debug("Collecting properties for HostSystem")
container_view = get_container_view(vmware_monitor.conn, obj_type=[pyVmomi.vim.HostSystem])
query = ["name", "hardware.cpuInfo.hz"]
host_props = collect_properties(vmware_monitor.conn, container_view,
pyVmomi.vim.HostSystem, query, include_mors=True)
except Exception as error:
logger.error("Error collecting VMware Host data." + str(error))
vmware_monitor.json = json.dumps({"vms": [{"error": "Error retrieving VMware Host data" +
str(error)}]}, indent=4)
return vmware_monitor
for prop_set in host_props:
# The properties aren't always returned in the order you expect, so we have to match them up
host_mor = prop_set["obj"]
host_name = prop_set["name"]
host_hz = prop_set["hardware.cpuInfo.hz"]
logger.debug("Name: " + host_name + " cpuInfo.hz: " + str(host_hz))
# Create host object so we can find Mhz later (object is stored in class array all_hosts)
VMwareHost(host_mor, host_name, host_hz)
# ---------------------------------------------------------------------------------------------------------------
#
# Next we query for the VM stats we are looking for.
#
# ---------------------------------------------------------------------------------------------------------------
# API: VirtualMachine
# https://pubs.vmware.com/vsphere-50/index.jsp#com.vmware.wssdk.apiref.doc_50/vim.VirtualMachine.html
#
# summary.overallStatus: general "health" value: gray, green, red, yellow
# summary.quickStats.overallCpuUsage: Amount of CPU actually granted to the VM in Mhz
# summary.quickStats.staticCpuEntitlement: Max CPU possible for the VM in Mhz
# summary.quickStats.guestMemoryUsage: Active memory usage of the VM in MB.
# summary.quickStats.staticMemoryEntitlement: Max CPU possible for the VM in MB
# config.hardware.numCPU: Number of virtual CPUs present in this virtual machine.
# runtime.host: The host that is responsible for running a virtual machine.
try:
# Fast way of getting VM properties using PropertyCollector
# https://github.com/vmware/pyvmomi/blob/master/docs/vmodl/query/PropertyCollector.rst
logger.debug("Collecting properties for VirtualMachine")
container_view = get_container_view(vmware_monitor.conn, obj_type=[pyVmomi.vim.VirtualMachine])
query = [
"name",
"summary.overallStatus",
"summary.quickStats.overallCpuUsage",
"config.hardware.numCPU", # This number is vCPU
"runtime.host"
]
props = collect_properties(vmware_monitor.conn, container_view,
pyVmomi.vim.VirtualMachine, query, include_mors=True)
except Exception as error:
logger.error("Error collecting VMware VirtualMachine data." + str(error))
vmware_monitor.json = json.dumps({"vms": [{"error": "Error retrieving VMware VirtualMachine data" +
str(error)}]}, indent=4)
return vmware_monitor
# Loop through all of the VMs
for prop_set in props:
mor = prop_set["obj"] # managed_object_reference
vm_name = prop_set["name"]
vm_status = prop_set["summary.overallStatus"]
vm_cpu = prop_set["summary.quickStats.overallCpuUsage"]
vm_cpu_count = prop_set["config.hardware.numCPU"]
vm_host_mor = prop_set["runtime.host"] # managed_object_reference for its host
# Exclude any items by our list of search terms EXCLUDE_VM
if any(substring in vm_name for substring in EXCLUDE_VM):
logger.debug("Excluding: " + vm_name)
continue
else:
logger.debug("VM: " + vm_name + " Status: " + str(vm_status) + " CPU: " + str(vm_cpu))
# Check to see if this VM is in our list or create one if not found
vm = VMwareVM.find_by_name(mor, vm_name)
if vm_status == "green":
vm.heartbeat_status = 1
elif vm_status == "yellow":
vm.heartbeat_status = 2
elif vm_status == "red":
vm.heartbeat_status = 3
else:
vm.heartbeat_status = 0
# Store the cpu data in the object
if len(vm.cpu_datapoints) == 0:
vm.cpu_datapoints = [vm_cpu]
else:
vm.cpu_datapoints.append(vm_cpu)
# If we already have the max number of datapoints in our list, delete the oldest item
if len(vm.cpu_datapoints) >= MAX_DATAPOINTS:
del (vm.cpu_datapoints[0])
vm.host_cpu_mhz = VMwareHost.get_mhz_by_host(vm_host_mor) # Get the host hz per CPU
vm.cpu_count = vm_cpu_count
# Update ranking value of this VM to determine if we should show it
vm.update_relative_weight()
# Once we have finished updating our VM data, grab the top MAX_VM_RESULTS and output the JSON
# Sort by relative weight
VMwareVM.all_vms.sort(key=operator.attrgetter('relative_weight'), reverse=True)
# If there are fewer VMs than we've asked it to display, fix the MAX_VM_RESULTS
global MAX_VM_RESULTS
if len(VMwareVM.all_vms) < MAX_VM_RESULTS:
MAX_VM_RESULTS = len(VMwareVM.all_vms)
vms = []
for i in range(MAX_VM_RESULTS):
vms.append({
"name": VMwareVM.all_vms[i].name,
"status": VMwareVM.all_vms[i].heartbeat_status,
"cpu": VMwareVM.all_vms[i].cpu_datapoints,
"cpu_count": VMwareVM.all_vms[i].cpu_count,
"host_cpu_mhz": VMwareVM.all_vms[i].host_cpu_mhz,
})
vmware_monitor.json = json.dumps({"vms": vms})
logger.debug(vmware_monitor.json)
return vmware_monitor
def main():
# Parse path to configuration file
parser = argparse.ArgumentParser()
parser.add_argument('-c', help='Configuration ini file.', required=True)
args = parser.parse_args()
# Parse the config file
config = ConfigParser.ConfigParser()
config.read(args.c)
if not config.sections():
print("Unable to read configuration file.")
sys.exit()
service_instance = None
try:
context = ssl.SSLContext(ssl.PROTOCOL_SSLv23)
context.verify_mode = ssl.CERT_NONE
service_instance = connect.SmartConnect(
host=config.get('main', 'Server'),
user=config.get('main', 'Username'),
pwd=config.get('main', 'Password'),
port=443,sslContext=context)
atexit.register(connect.Disconnect, service_instance)
except IOError as e:
pass
if not service_instance:
raise SystemExit("Unable to connect to host with supplied info.")
# Get current time
current_time = datetime.now().strftime('%Y-%m-%d %H:%M:%S')
# VM properties to fetch
vm_properties = ["name",
"snapshot",
"layoutEx.file",
"guest.hostName",
"config.guestFullName",
"summary.quickStats.overallCpuUsage",
"summary.quickStats.uptimeSeconds",
"summary.customValue",
"summary.quickStats",
"config.hardware.memoryMB",
"config.hardware.numCPU",
"config.hardware.device",
"config.annotation",
"summary.runtime.powerState",
"runtime.host",
"network",
"guest.toolsRunningStatus",
"guest.toolsVersionStatus",
"guest.net",
"guest.guestState",
"config.guestId",
"config.version",
"runtime",
"config"]
# Host properties to fetch
host_properties = ["config.product.fullName",
"hardware.cpuInfo.numCpuCores",
"hardware.cpuInfo.hz",
"hardware.cpuInfo.numCpuThreads",
"hardware.cpuInfo.numCpuPackages",
"hardware.memorySize",
"hardware.systemInfo.model",
"hardware.systemInfo.vendor",
"hardware.biosInfo.biosVersion",
"name",
"summary.hardware.cpuModel",
"summary.hardware.numCpuPkgs",
"summary.hardware.numNics",
"summary.overallStatus"]
root_folder = service_instance.content.rootFolder
vm_view = pchelper.get_container_view(service_instance,
obj_type=[vim.VirtualMachine])
vm_data = pchelper.collect_properties(service_instance, view_ref=vm_view,
obj_type=vim.VirtualMachine,
path_set=vm_properties,
include_mors=True)
#print(vm_data)
host_view = pchelper.get_container_view(service_instance,
obj_type=[vim.HostSystem])
host_data = pchelper.collect_properties(service_instance, view_ref=host_view,
obj_type=vim.HostSystem,
path_set=host_properties,
include_mors=True)
# Return dictionary of network info
def get_network_info(guest_net):
networking = {}
for nic in guest_net:
#print(nic)
networking['vlan'] = []
networking['mac'] = []
networking['ip'] = []
networking['deviceid'] = []
if nic.ipAddress:
for i in nic.ipAddress:
if not ':' in i:
networking['ip'].append(i)
if nic.network:
networking['vlan'].append(nic.network)
if nic.macAddress:
networking['mac'].append(nic.macAddress)
if nic.deviceConfigId:
networking['deviceid'].append(nic.deviceConfigId)
return(networking)
# Return human readable uptime
def return_uptime(seconds):
days = seconds / 86400
seconds -= 86400 * days
hrs = seconds / 3600
seconds -= 3600 * hrs
mins = seconds / 60
seconds -= 60 * mins
if days >= 7:
return '{} days'.format(days)
elif days >= 1 and days < 7:
return '{}d {}h'.format(days, hrs)
else:
return '{}h {}m'.format(hrs, mins)
# Return human readable mem size
def memGB(MB):
if MB > 1000:
return MB/1024
elif MB < 1001:
return '.{}'.format(str(MB)[:1])
else:
return '-'
# Return snapshot info
def get_snapshot_info(vm):
snapshot_dict = {}
disk_list = vm["layoutEx.file"]
size = 0
for disk in disk_list:
if disk.type == 'snapshotData':
size += disk.size
ss_disk = re.search('0000\d\d', disk.name)
if ss_disk:
size += disk.size
size_gb = (float(size) / 1024 / 1024 / 1024)
create_time = vm['snapshot'].rootSnapshotList[0].createTime
snapshot_dict['size'] = round(size_gb, 2)
snapshot_dict['description'] = vm['snapshot'].rootSnapshotList[0].description
snapshot_dict['created'] = create_time.strftime('%Y-%m-%d %H:%M:%S')
snapshot_dict['name'] = vm['snapshot'].rootSnapshotList[0].name
return snapshot_dict
# Host ID to hostname translation dictionary
host_to_hostname = {}
for host in host_data:
host_to_hostname[host['obj']] = host['name']
# Init dictionary of VMs
vms = {}
# Populate vms dictionary
for vm in vm_data:
vms[vm["name"]] = {}
vms[vm["name"]]['numCPU'] = vm["config.hardware.numCPU"]
vms[vm["name"]]['memoryMB'] = vm["config.hardware.memoryMB"]
vms[vm["name"]]['host'] = host_to_hostname[vm["runtime.host"]]
vms[vm["name"]]['powerState'] = vm["summary.runtime.powerState"]
vms[vm["name"]]['guestState'] = vm["guest.guestState"]
vms[vm["name"]]['ballooning'] = vm["summary.quickStats"].balloonedMemory
vms[vm["name"]]['swapping'] = vm["summary.quickStats"].swappedMemory
vms[vm["name"]]['guestName'] = vm["config.guestFullName"]
vms[vm["name"]]['hwVersion'] = vm["config.version"]
try:
vms[vm["name"]]['annotation'] = vm[u"config.annotation"]
except KeyError:
vms[vm["name"]]['annotation'] = ""
vms[vm["name"]]['uptime'] = return_uptime(vm["summary.quickStats"].uptimeSeconds)
try:
vms[vm["name"]]['toolsVersion'] = vm["guest.toolsVersionStatus"]
vms[vm["name"]]['toolsRunning'] = vm["guest.toolsRunningStatus"]
except KeyError:
vms[vm["name"]]['toolsVersion'] = "Information not available"
vms[vm["name"]]['toolsRunning'] = "Information not available"
vms[vm["name"]]['cpuUsage'] = vm["summary.quickStats"].overallCpuUsage
vms[vm["name"]]['networking'] = get_network_info(vm['guest.net'])
vms[vm["name"]]['disks'] = {}
vms[vm["name"]]['snapshot'] = {}
try:
vms[vm["name"]]["snapshot"] = get_snapshot_info(vm)
except KeyError:
pass
for device in vm['config.hardware.device']:
if type(device).__name__ == 'vim.vm.device.VirtualDisk':
vms[vm["name"]]['disks'][device.deviceInfo.label] = {
'size' : device.capacityInKB / 1024 / 1024,
'file' : device.backing.fileName}
# Condition needed for thin provisioning due to RDM's missing the parameter
try:
vms[vm["name"]]['disks'][device.deviceInfo.label]['thin'] = device.backing.thinProvisioned
except AttributeError:
vms[vm["name"]]['disks'][device.deviceInfo.label]['thin'] = False
if type(device).__name__ == 'vim.vm.device.VirtualE1000':
vms[vm["name"]]['networking']['type'] = 'E1000'
if type(device).__name__ == 'vim.vm.device.VirtualE1000e':
vms[vm["name"]]['networking']['type'] = 'E1000e'
if type(device).__name__ == 'vim.vm.device.VirtualVmxnet3':
vms[vm["name"]]['networking']['type'] = 'Vmxnet3'
# Init dictionary of hosts
hosts = {}
# Populate host dictionary
for host in host_data:
hosts[host["name"]] = {}
hosts[host["name"]]["fullName"] = host["config.product.fullName"]
hosts[host["name"]]["numCores"] = host["hardware.cpuInfo.numCpuCores"]
hosts[host["name"]]["cpuHz"] = host["hardware.cpuInfo.hz"]
hosts[host["name"]]["cpuMHz"] = int(host["hardware.cpuInfo.hz"]) / 1000000 + 1
hosts[host["name"]]["cpuThreads"] = host["hardware.cpuInfo.numCpuThreads"]
hosts[host["name"]]["cpuCount"] = host["hardware.cpuInfo.numCpuPackages"]
hosts[host["name"]]["cpuModel"] = host["summary.hardware.cpuModel"]
hosts[host["name"]]["memSize"] = host["hardware.memorySize"] / 1024 / 1024 / 1023
hosts[host["name"]]["model"] = host["hardware.systemInfo.model"]
hosts[host["name"]]["vendor"] = host["hardware.systemInfo.vendor"]
hosts[host["name"]]["biosVersion"] = host["hardware.biosInfo.biosVersion"]
hosts[host["name"]]["numCpuPkgs"] = host["summary.hardware.numCpuPkgs"]
hosts[host["name"]]["numNics"] = host["summary.hardware.numNics"]
hosts[host["name"]]["health"] = host["summary.overallStatus"]
# Calculate extra parameters to avoid doing too many calculations in template
for host in hosts:
memoryUsage = 0
vcpuUsage = 0
runningVMs = 0
for vm in vms:
if vms[vm]['host'] == host and vms[vm]['powerState'] == 'poweredOn':
memoryUsage += vms[vm]['memoryMB']
vcpuUsage += vms[vm]['numCPU']
vms[vm]['memoryGB'] = memGB(vms[vm]['memoryMB'])
if vms[vm]['host'] == host and vms[vm]['powerState'] == 'poweredOn':
runningVMs += 1
hosts[host]['memoryUsage'] = memoryUsage / 1024
hosts[host]['cpuUsage'] = vcpuUsage
hosts[host]['runningVMs'] = runningVMs
hosts[host]['memoryUsagePercentage'] = int(float(hosts[host]['memoryUsage']) /
float(hosts[host]['memSize']) * 100)
hosts[host]['cpuUsagePercentage'] = int(float(hosts[host]['cpuUsage']) /
float(hosts[host]['numCores']) * 100)
# Shift historic files, keep number of versions defined in ini file
for i in range(int(config.get('main', 'History')), 1, -1):
try:
os.rename('{}/{}.html'.format(config.get('main', 'OutputPath'), i-1),
'{}/{}.html'.format(config.get('main', 'OutputPath'), i))
except OSError:
pass
try:
os.rename('{}/{}'.format(config.get('main', 'OutputPath'), config.get('main', 'OutputFile')),
'{}/1.html'.format(config.get('main', 'OutputPath')))
except OSError:
pass
### Start generating HTML
# Capture our current directory
THIS_DIR = os.path.dirname(os.path.abspath(__file__))
j2_env = Environment(loader=FileSystemLoader(THIS_DIR),
trim_blocks=True,
lstrip_blocks=True )
file = open(config.get('main', 'OutputPath')+
'/'+
config.get('main', 'OutputFile'),'w')
file.write(j2_env.get_template(config.get('main', 'Template')).render(
title=config.get('main', 'Site') + ' ESXi overview',
last_update=current_time,
vms=collections.OrderedDict(sorted(vms.items())),
hosts=collections.OrderedDict(sorted(hosts.items())),
filename=config.get('main', 'OutputFile'),
instances=int(config.get('main', 'History')))
)
file.close()
service_instance = None
try:
service_instance = connect.SmartConnectNoSSL(host=args.host,
user=args.user,
pwd=args.password,
port=int(args.port))
atexit.register(connect.Disconnect, service_instance)
atexit.register(endit)
except IOError as e:
pass
if not service_instance:
raise SystemExit("Unable to connect to host with supplied info.")
root_folder = service_instance.content.rootFolder
view = pchelper.get_container_view(service_instance,
obj_type=[vim.VirtualMachine])
vm_data = pchelper.collect_properties(service_instance,
view_ref=view,
obj_type=vim.VirtualMachine,
path_set=vm_properties,
include_mors=True)
for vm in vm_data:
try:
vm_details.append(
format(vm["name"]).lower() + "," + format(vm["config.uuid"]) +
"," + format(vm["config.hardware.numCPU"]) + "," +
format(vm["config.hardware.memoryMB"]) + "," +
format(vm["guest.guestState"]) + "," +
format(vm["config.guestFullName"]) + "," +
format(vm["config.guestId"]) + "," + format(vm["config.version"]) +