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pvc
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More cool work on the client app

This commit is contained in:
Joshua Boniface 2018-06-05 18:45:54 -04:00
parent 9d8845dee3
commit 1e11ab25d1
2 changed files with 72 additions and 11 deletions
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9
pvc.py
View File

@ -357,7 +357,11 @@ def unmigrate_vm():
mutually_exclusive=["dom_name"],
help='Search for this UUID.'
)
def search(dom_name, dom_uuid):
@click.option(
'-l', '--long', 'long_output', is_flag=True, default=False,
help='Display more detailed information.'
)
def search(dom_name, dom_uuid, long_output):
"""
Search the cluster for a virtual machine's information.
"""
@ -367,7 +371,8 @@ def search(dom_name, dom_uuid):
if dom_uuid != None:
dom_name = pvcf.searchClusterByUUID(zk, dom_uuid)
information = pvcf.getInformationFromXML(zk, dom_uuid)
information = pvcf.getInformationFromXML(zk, dom_uuid, long_output)
click.echo(information)
pvcf.stopZKConnection(zk)
#define_domain('/var/home/joshua/debian9.xml')

74
pvcf.py
View File

@ -65,16 +65,28 @@ def stopZKConnection(zk):
#
# XML information parsing functions
#
def getInformationFromXML(zk, uuid):
def getInformationFromXML(zk, uuid, long_output):
# Obtain the contents of the XML from Zookeeper
xml = zk.get('/domains/%s/xml' % uuid)[0].decode('ascii')
dstate = zk.get('/domains/%s/state' % uuid)[0].decode('ascii')
dhypervisor = zk.get('/domains/%s/hypervisor' % uuid)[0].decode('ascii')
dformerhypervisor = zk.get('/domains/%s/formerhypervisor' % uuid)[0].decode('ascii')
if dformerhypervisor == '':
dformerhypervisor = 'N/A'
# Parse XML using lxml.objectify
parsed_xml = lxml.objectify.fromstring(xml)
# Now get the information we want from it
print(lxml.objectify.dump(parsed_xml))
# Get the information we want from it
duuid = parsed_xml.uuid
dname = parsed_xml.name
dmemory = parsed_xml.memory
dmemory_unit = parsed_xml.memory.attrib['unit']
dvcpu = parsed_xml.vcpu
try:
dvcputopo = '{}/{}/{}'.format(parsed_xml.cpu.topology.attrib['sockets'], parsed_xml.cpu.topology.attrib['cores'], parsed_xml.cpu.topology.attrib['threads'])
except:
dvcputopo = 'N/A'
dtype = parsed_xml.os.type
darch = parsed_xml.os.type.attrib['arch']
dmachine = parsed_xml.os.type.attrib['machine']
@ -82,17 +94,19 @@ def getInformationFromXML(zk, uuid):
for feature in parsed_xml.features.getchildren():
dfeatures.append(feature.tag)
dconsole = parsed_xml.devices.console.attrib['type']
demulator = parsed_xml.devices.emulator
ddisks = []
dnets = []
dcontrollers = []
for device in parsed_xml.devices.getchildren():
if device.tag == 'disk':
disk_attrib = device.source.attrib
disk_target = device.target.attrib
disk_type = device.attrib['type']
if disk_type == 'network':
disk_obj = { 'type': disk_attrib.get('protocol'), 'name': disk_attrib.get('name') }
disk_obj = { 'type': disk_attrib.get('protocol'), 'name': disk_attrib.get('name'), 'dev': disk_target.get('dev'), 'bus': disk_target.get('bus') }
elif disk_type == 'file':
disk_obj = { 'type': 'file', 'name': disk_attrib.get('file') }
disk_obj = { 'type': 'file', 'name': disk_attrib.get('file'), 'dev': disk_target.get('dev'), 'bus': disk_target.get('bus') }
else:
disk_obj = {}
ddisks.append(disk_obj)
@ -112,10 +126,52 @@ def getInformationFromXML(zk, uuid):
controller_obj = { 'type': controller_type, 'model': controller_model }
dcontrollers.append(controller_obj)
print(ddisks)
print(dnets)
print(dcontrollers)
return None
# Format a nice output; do this line-by-line then concat the elements at the end
ainformation = []
ainformation.append('Virtual machine information:')
ainformation.append('')
# Basic information
ainformation.append('UUID: {}'.format(duuid))
ainformation.append('Name: {}'.format(dname))
ainformation.append('Memory: {} {}'.format(dmemory, dmemory_unit))
ainformation.append('vCPUs: {}'.format(dvcpu))
ainformation.append('Topology [S/C/T]: {}'.format(dvcputopo))
if long_output == True:
# Virtualization information
ainformation.append('')
ainformation.append('Emulator: {}'.format(demulator))
ainformation.append('Type: {}'.format(dtype))
ainformation.append('Arch: {}'.format(darch))
ainformation.append('Machine: {}'.format(dmachine))
ainformation.append('Features: {}'.format(' '.join(dfeatures)))
# PVC cluster information
ainformation.append('')
ainformation.append('State: {}'.format(dstate))
ainformation.append('Active Hypervisor: {}'.format(dhypervisor))
ainformation.append('Former Hypervisor: {}'.format(dformerhypervisor))
if long_output == True:
# Disk list
ainformation.append('')
ainformation.append('Disks: ID Type Name Dev Bus')
for disk in ddisks:
ainformation.append(' {0: <3} {1: <5} {2: <20} {3: <4} {4: <5}'.format(ddisks.index(disk), disk['type'], disk['name'], disk['dev'], disk['bus']))
# Network list
ainformation.append('')
ainformation.append('Interfaces: ID Type Source Model MAC')
for net in dnets:
ainformation.append(' {0: <3} {1: <8} {2: <8} {3: <8} {4: <17}'.format(dnets.index(net), net['type'], net['source'], net['model'], net['mac']))
# Controller list
ainformation.append('')
ainformation.append('Controllers: ID Type Model')
for controller in dcontrollers:
ainformation.append(' {0: <3} {1: <8} {2: <8}'.format(dcontrollers.index(controller), controller['type'], controller['model']))
# Join it all together
information = '\n'.join(ainformation)
return information