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vsphere_ovf_import.py
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vsphere_ovf_import.py
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#!/usr/bin/env python
# https://groups.google.com/forum/?fromgroups=#!topic/pysphere/NkTOy_GSaKw
# http://pubs.vmware.com/vsphere-51/index.jsp?topic=%2Fcom.vmware.sdk.doc%2FGUID-19793BCA-9EAB-42E2-8B9F-F9F2129E7741.html
import time
import threading
import os
import urllib2
import mmap
from urlparse import urlparse
from pysphere import VIServer, VIProperty
from pysphere.resources import VimService_services as VI
def get_descriptor(ovf_path):
fh = open(ovf_path, "r")
ovf_descriptor = fh.read()
fh.close()
return ovf_descriptor
def parse_descriptor(ovf_descriptor):
ovf_manager = s._do_service_content.OvfManager
request = VI.ParseDescriptorRequestMsg()
_this =request.new__this(ovf_manager)
_this.set_attribute_type(ovf_manager.get_attribute_type())
request.set_element__this(_this)
request.set_element_ovfDescriptor(ovf_descriptor)
pdp = request.new_pdp()
pdp.set_element_locale("")
pdp.set_element_deploymentOption("")
request.set_element_pdp(pdp)
return s._proxy.ParseDescriptor(request)._returnval
def validate_host(host, ovf_descriptor):
ovf_manager = s._do_service_content.OvfManager
request = VI.ValidateHostRequestMsg()
_this =request.new__this(ovf_manager)
_this.set_attribute_type(ovf_manager.get_attribute_type())
request.set_element__this(_this)
request.set_element_ovfDescriptor(ovf_descriptor)
h = request.new_host(host)
h.set_attribute_type(host.get_attribute_type())
request.set_element_host(h)
vhp = request.new_vhp()
vhp.set_element_locale("")
vhp.set_element_deploymentOption("")
request.set_element_vhp(vhp)
return s._proxy.ValidateHost(request)._returnval
def find_network_by_name(network_name):
ret = None
for dc in s.get_datacenters().keys():
dc_properties = VIProperty(s, dc)
for nw in dc_properties.network:
if nw.name == network_name:
ret = nw._obj
break
if ret:
break
if not ret:
raise ValueError("Couldn't find network '%s'" % (network_name))
return ret
def find_vmfolder_by_name(folder_name):
ret = None
for dc in s.get_datacenters().keys():
dc_properties = VIProperty(s, dc)
if dc_properties.vmFolder.name == folder_name:
return dc_properties.vmFolder._obj
raise ValueError("Couldn't find folder '%s'" % (folder_name))
def create_import_spec(resource_pool_mor,
datastore_mor,
ovf_descriptor,
name,
host=None,
network_mapping=None,
ip_allocation_policy="fixedPolicy",
ip_protocol="IPv4",
disk_provisioning="flat"
):
#get the network MORs:
networks = {}
if network_mapping:
for ovf_net_name, vmware_net_name in network_mapping.items():
networks[ovf_net_name] = find_network_by_name(vmware_net_name)
ovf_manager = s._do_service_content.OvfManager
request = VI.CreateImportSpecRequestMsg()
_this =request.new__this(ovf_manager)
_this.set_attribute_type(ovf_manager.get_attribute_type())
request.set_element__this(_this)
request.set_element_ovfDescriptor(ovf_descriptor)
rp = request.new_resourcePool(resource_pool_mor)
rp.set_attribute_type(resource_pool_mor.get_attribute_type())
request.set_element_resourcePool(rp)
ds = request.new_datastore(datastore_mor)
ds.set_attribute_type(datastore_mor.get_attribute_type())
request.set_element_datastore(ds)
cisp = request.new_cisp()
cisp.set_element_entityName(name)
cisp.set_element_locale("")
cisp.set_element_deploymentOption("")
if host:
h = cisp.new_hostSystem(host)
h.set_attribute_type(host.get_attribute_type())
cisp.set_element_hostSystem(h)
if networks:
networks_map = []
for ovf_net_name, net_mor in networks.items():
network_mapping = cisp.new_networkMapping()
network_mapping.set_element_name(ovf_net_name)
n_mor = network_mapping.new_network(net_mor)
n_mor.set_attribute_type(net_mor.get_attribute_type())
network_mapping.set_element_network(n_mor)
networks_map.append(network_mapping)
cisp.set_element_networkMapping(networks_map)
if ip_allocation_policy:
cisp.set_element_ipAllocationPolicy(ip_allocation_policy)
if ip_protocol:
cisp.set_element_ipProtocol(ip_protocol)
if disk_provisioning:
cisp.set_element_diskProvisioning(disk_provisioning)
request.set_element_cisp(cisp)
return s._proxy.CreateImportSpec(request)._returnval
def import_vapp(resource_pool, import_spec, host=None, folder=None):
#get the vm folder MOR
if folder:
folder = find_vmfolder_by_name(folder)
request = VI.ImportVAppRequestMsg()
_this =request.new__this(resource_pool)
_this.set_attribute_type(resource_pool.get_attribute_type())
request.set_element__this(_this)
#print str(dir(import_spec))
#print ""
#print str(dir(import_spec.ImportSpec))
request.set_element_spec(import_spec.ImportSpec)
if host:
h = request.new_host(host)
h.set_attribute_type(host.get_attribute_type())
request.set_element_host(h)
if folder:
f = request.new_folder(folder)
f.set_attribute_type(folder.get_attribute_type())
request.set_element_folder(f)
return s._proxy.ImportVApp(request)._returnval
def keep_lease_alive(lease):
request = VI.HttpNfcLeaseProgressRequestMsg()
_this =request.new__this(lease)
_this.set_attribute_type(lease.get_attribute_type())
request.set_element__this(_this)
request.set_element_percent(50) #then we can add logic to set a real one
while go_on:
s._proxy.HttpNfcLeaseProgress(request)
time.sleep(5)
go_on = True
if __name__ == "__main__":
#you can get the resource pools running s.get_resource_pools()
RESOURCE_POOL = "/Resources"
OVF_FILE = "ovf.ovf"
#you can get the host names running s.get_hosts()
HOST = "10.16.120.54"
DATASTORE = "datastore1"
NETWORK_MAPPING = {"bridged":"VM Network"}
VAPP_NAME = "import1"
s = VIServer()
s.connect("10.16.120.178", "administrator", "R3dhat!")
try:
host = [k for k,v in s.get_hosts().items() if v==HOST][0]
resource_pool = [k for k,v in s.get_resource_pools().items()
if v == RESOURCE_POOL][0]
datastore = [k for k,v in s.get_datastores().items() if v==DATASTORE][0]
ovf = get_descriptor(OVF_FILE)
descriptor_info = parse_descriptor(ovf)
if hasattr(descriptor_info, "Warning"):
print "Warning:", descriptor_info.Warning[0].LocalizedMessage
if hasattr(descriptor_info, "Error"):
print "Error:", descriptor_info.Error[0].LocalizedMessage
exit()
support_info = validate_host(host, ovf)
import_spec = create_import_spec(resource_pool,
datastore,
ovf,
VAPP_NAME,
host=host,
network_mapping=NETWORK_MAPPING,
)
#print "IMPORT_SPEC: " + str(dir(import_spec))
if hasattr(import_spec, "Warning"):
print "Warning:", import_spec.Warning[0].LocalizedMessage
if hasattr(import_spec, "Error"):
print "Error:", import_spec.Error[0].LocalizedMessage
exit()
http_nfc_lease = import_vapp(resource_pool, import_spec, host=host)
print "HTTP_NFC_LEASE: " + str(dir(http_nfc_lease))
lease = VIProperty(s, http_nfc_lease)
print "LEASE: " + str(dir(lease))
print "DICT: " + str(lease.__dict__)
print "VI_prop: " + str(dir(VIProperty))
while lease.state == 'initializing':
print lease.state
lease._flush_cache()
if lease.state != 'ready':
print "something went wrong ("+str(lease.state)+")"
lease_error = lease._values['error']
print "Error: ", lease_error.LocalizedMessage
print "FaultCause: ", lease_error.Fault.FaultCause
print "FaultMsg: ", lease_error.Fault.FaultMessage
print "Fault: ", str(dir(lease_error.Fault))
exit()
t = threading.Thread(target=keep_lease_alive, args=(http_nfc_lease,))
t.start()
for dev_url in lease.info.deviceUrl:
filename = dev_url.targetId
hostname = urlparse(s._proxy.binding.url).hostname
upload_url = dev_url.ulr.replace("*", hostname)
filename = os.path.join(os.path.dirname(OVF_FILE), filename)
fsize = os.stat(filename).st_size
f = open(filename,'rb')
mmapped_file = mmap.mmap(f.fileno(), 0, access=mmap.ACCESS_READ)
request = urllib2.Request(upload_url, upload_url=mmapped_file)
request.add_header("Content-Type", "application/x-vnd.vmware-streamVmdk")
request.add_header("Connection", "Keep-Alive")
request.add_header("Content-Length", str(fsize))
opener = urllib2.build_opener(urllib2.HTTPHandler)
resp = opener.open(request)
mmapped_file.close()
f.close()
go_on = False
t.join()
request = VI.HttpNfcLeaseCompleteRequestMsg()
_this =request.new__this(http_nfc_lease)
_this.set_attribute_type(http_nfc_lease.get_attribute_type())
request.set_element__this(_this)
s._proxy.HttpNfcLeaseComplete(request)
finally:
s.disconnect()