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vmdriver
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Commit
263abdbe
authored
Jul 15, 2013
by
tarokkk
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adding VMInstance xml_dump()
parent
55115ad5
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51 additions
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4 deletions
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-4
vm.py
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vm.py
View file @
263abdbe
...
...
@@ -6,6 +6,10 @@ import lxml.etree as ET
class
VMInstance
:
name
=
None
arch
=
None
vm_type
=
None
arch
=
None
os_boot
=
None
vcpu
=
None
cpu_share
=
None
memory_max
=
None
...
...
@@ -16,23 +20,66 @@ class VMInstance:
def
__init__
(
self
,
name
,
vcpu
,
cpu_share
,
memory_max
,
network_list
,
disk_list
,
context
):
cpu_share
=
"100"
,
arch
=
"x86_64"
,
os_boot
=
"hd"
,
vm_type
=
"kvm"
,
network_list
=
None
,
disk_list
=
None
,
context
=
None
):
'''Default Virtual Machine constructor
'''
self
.
name
=
name
self
.
vcpu
=
vcpu
self
.
cpu_share
=
cpu_share
self
.
memory_max
=
memory_max
self
.
arch
=
arch
self
.
os_boot
=
os_boot
self
.
vm_type
=
vm_type
self
.
network_list
=
network_list
self
.
disk_list
=
disk_list
self
.
conext
=
context
def
build_xml
(
self
):
'''Return the root Element Tree object
'''
ET
.
register_namespace
(
'qemu'
,
'http://libvirt.org/schemas/domain/qemu/1.0'
)
xml_top
=
ET
.
Element
(
'domain'
,
attrib
=
{
'type'
:
self
.
vm_type
})
# Basic virtual machine paramaters
ET
.
SubElement
(
xml_top
,
'name'
)
.
text
=
self
.
name
ET
.
SubElement
(
xml_top
,
'vcpu'
)
.
text
=
self
.
vcpu
ET
.
SubElement
(
xml_top
,
'memory'
)
.
text
=
self
.
memory_max
# Cpu tune
cputune
=
ET
.
SubElement
(
xml_top
,
'cputune'
)
ET
.
SubElement
(
cputune
,
'shares'
)
.
text
=
self
.
cpu_share
# Os specific options
os
=
ET
.
SubElement
(
xml_top
,
'os'
)
ET
.
SubElement
(
os
,
'type'
,
attrib
=
{
'arch'
:
self
.
arch
})
.
text
=
"hvm"
ET
.
SubElement
(
os
,
'boot'
,
attrib
=
{
'dev'
:
self
.
os_boot
})
# Devices
devices
=
ET
.
SubElement
(
xml_top
,
'devices'
)
ET
.
SubElement
(
devices
,
'emulator'
)
.
text
=
'/usr/bin/kvm'
for
disk
in
self
.
disk_list
:
devices
.
append
(
disk
.
build_xml
())
for
network
in
self
.
network_list
:
devices
.
append
(
network
.
build_xml
())
return
xml_top
def
dump_xml
(
self
):
return
ET
.
tostring
(
self
.
build_xml
(),
encoding
=
'utf8'
,
method
=
'xml'
,
pretty_print
=
True
)
class
VMDisk
:
'''Virtual MAchine disk representing class
'''
name
=
None
...
...
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