parallelvirtualcluster
/
pvc
1
0
Fork 0
Code Issues 15 Pull Requests Projects Releases 106 Wiki Activity

Revert "Add space in prefix" 

This reverts commit 577954ddd4.
This commit is contained in:
Joshua Boniface 2018-06-07 00:29:04 -04:00
parent 577954ddd4
commit c89ec52019
1 changed files with 20 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
VMInstance.py
View File

@ -68,54 +68,54 @@ class VMInstance:
# Start up the VM # Start up the VM
def start_vm(self, xmlconfig): def start_vm(self, xmlconfig):
ansiiprint.echo('Starting VM', '{}: '.format(self.domuuid), 'i') ansiiprint.echo('Starting VM', '{}:'.format(self.domuuid), 'i')
self.instart = True self.instart = True
# Start up a new Libvirt connection # Start up a new Libvirt connection
libvirt_name = "qemu:///system" libvirt_name = "qemu:///system"
conn = libvirt.open(libvirt_name) conn = libvirt.open(libvirt_name)
if conn == None: if conn == None:
ansiiprint.echo('Failed to open local libvirt connection', '{}: '.format(self.domuuid), 'e') ansiiprint.echo('Failed to open local libvirt connection', '{}:'.format(self.domuuid), 'e')
self.instart = False self.instart = False
return return
try: try:
dom = conn.createXML(xmlconfig, 0) dom = conn.createXML(xmlconfig, 0)
except libvirt.libvirtError as e: except libvirt.libvirtError as e:
ansiiprint.echo('Failed to create VM', '{}: '.format(self.domuuid), 'e') ansiiprint.echo('Failed to create VM', '{}:'.format(self.domuuid), 'e')
self.zk.set('/domains/{}/state'.format(self.domuuid), 'stop'.encode('ascii')) self.zk.set('/domains/{}/state'.format(self.domuuid), 'stop'.encode('ascii'))
if not self.domuuid in self.thishypervisor.domain_list: if not self.domuuid in self.thishypervisor.domain_list:
self.thishypervisor.domain_list.append(self.domuuid) self.thishypervisor.domain_list.append(self.domuuid)
conn.close() conn.close()
ansiiprint.echo('Successfully started VM', '{}: '.format(self.domuuid), 'o') ansiiprint.echo('Successfully started VM', '{}:'.format(self.domuuid), 'o')
self.dom = dom self.dom = dom
self.instart = False self.instart = False
# Stop the VM forcibly without updating state # Stop the VM forcibly without updating state
def terminate_vm(self): def terminate_vm(self):
ansiiprint.echo('Terminating VM', '{}: '.format(self.domuuid), 'i') ansiiprint.echo('Terminating VM', '{}:'.format(self.domuuid), 'i')
self.instop = True self.instop = True
try: try:
self.dom.destroy() self.dom.destroy()
except AttributeError: except AttributeError:
ansiiprint.echo('Failed to terminate VM', '{}: '.format(self.domuuid), 'e') ansiiprint.echo('Failed to terminate VM', '{}:'.format(self.domuuid), 'e')
if self.domuuid in self.thishypervisor.domain_list: if self.domuuid in self.thishypervisor.domain_list:
try: try:
self.thishypervisor.domain_list.remove(self.domuuid) self.thishypervisor.domain_list.remove(self.domuuid)
except ValueError: except ValueError:
pass pass
ansiiprint.echo('Successfully terminated VM', '{}: '.format(self.domuuid), 'o') ansiiprint.echo('Successfully terminated VM', '{}:'.format(self.domuuid), 'o')
# Stop the VM forcibly # Stop the VM forcibly
def stop_vm(self): def stop_vm(self):
ansiiprint.echo('Forcibly stopping VM', '{}: '.format(self.domuuid), 'i') ansiiprint.echo('Forcibly stopping VM', '{}:'.format(self.domuuid), 'i')
self.instop = True self.instop = True
try: try:
self.dom.destroy() self.dom.destroy()
except AttributeError: except AttributeError:
ansiiprint.echo('Failed to stop VM', '{}: '.format(self.domuuid), 'e') ansiiprint.echo('Failed to stop VM', '{}:'.format(self.domuuid), 'e')
if self.domuuid in self.thishypervisor.domain_list: if self.domuuid in self.thishypervisor.domain_list:
try: try:
self.thishypervisor.domain_list.remove(self.domuuid) self.thishypervisor.domain_list.remove(self.domuuid)
@ -123,13 +123,13 @@ class VMInstance:
pass pass
self.zk.set('/domains/{}/state'.format(self.domuuid), 'stop'.encode('ascii')) self.zk.set('/domains/{}/state'.format(self.domuuid), 'stop'.encode('ascii'))
ansiiprint.echo('Successfully stopped VM', '{}: '.format(self.domuuid), 'o') ansiiprint.echo('Successfully stopped VM', '{}:'.format(self.domuuid), 'o')
self.dom = None self.dom = None
self.instop = False self.instop = False
# Shutdown the VM gracefully # Shutdown the VM gracefully
def shutdown_vm(self): def shutdown_vm(self):
ansiiprint.echo('Gracefully stopping VM', '{}: '.format(self.domuuid), 'i') ansiiprint.echo('Gracefully stopping VM', '{}:'.format(self.domuuid), 'i')
self.inshutdown = True self.inshutdown = True
self.dom.shutdown() self.dom.shutdown()
try: try:
@ -139,7 +139,7 @@ class VMInstance:
time.sleep(0.5) time.sleep(0.5)
if tick >= 60: if tick >= 60:
ansiiprint.echo('Shutdown timeout expired', '{}: '.format(self.domuuid), 'e') ansiiprint.echo('Shutdown timeout expired', '{}:'.format(self.domuuid), 'e')
self.stop_vm() self.stop_vm()
self.inshutdown = False self.inshutdown = False
return return
@ -153,7 +153,7 @@ class VMInstance:
pass pass
self.zk.set('/domains/{}/state'.format(self.domuuid), 'stop'.encode('ascii')) self.zk.set('/domains/{}/state'.format(self.domuuid), 'stop'.encode('ascii'))
ansiiprint.echo('Successfully shutdown VM', '{}: '.format(self.domuuid), 'o') ansiiprint.echo('Successfully shutdown VM', '{}:'.format(self.domuuid), 'o')
self.dom = None self.dom = None
self.inshutdown = False self.inshutdown = False
@ -163,14 +163,14 @@ class VMInstance:
if dest_conn == None: if dest_conn == None:
raise raise
except: except:
ansiiprint.echo('Failed to open connection to qemu+tcp://{}/system; aborting migration.'.format(self.hypervisor), '{}: '.format(self.domuuid), 'e') ansiiprint.echo('Failed to open connection to qemu+tcp://{}/system; aborting migration.'.format(self.hypervisor), '{}:'.format(self.domuuid), 'e')
return 1 return 1
try: try:
target_dom = self.dom.migrate(dest_conn, libvirt.VIR_MIGRATE_LIVE, None, None, 0) target_dom = self.dom.migrate(dest_conn, libvirt.VIR_MIGRATE_LIVE, None, None, 0)
if target_dom == None: if target_dom == None:
raise raise
ansiiprint.echo('Successfully migrated VM', '{}: '.format(self.domuuid), 'o') ansiiprint.echo('Successfully migrated VM', '{}:'.format(self.domuuid), 'o')
except: except:
dest_conn.close() dest_conn.close()
@ -183,10 +183,10 @@ class VMInstance:
def migrate_vm(self): def migrate_vm(self):
self.inmigrate = True self.inmigrate = True
ansiiprint.echo('Migrating VM to hypervisor "{}"'.format(self.hypervisor), '{}: '.format(self.domuuid), 'i') ansiiprint.echo('Migrating VM to hypervisor "{}"'.format(self.hypervisor), '{}:'.format(self.domuuid), 'i')
migrate_ret = self.live_migrate_vm(self.hypervisor) migrate_ret = self.live_migrate_vm(self.hypervisor)
if migrate_ret != 0: if migrate_ret != 0:
ansiiprint.echo('Could not live migrate VM; shutting down to migrate instead', '{}: '.format(self.domuuid), 'e') ansiiprint.echo('Could not live migrate VM; shutting down to migrate instead', '{}:'.format(self.domuuid), 'e')
self.shutdown_vm() self.shutdown_vm()
time.sleep(1) time.sleep(1)
self.zk.set('/domains/{}/state'.format(self.domuuid), 'start'.encode('ascii')) self.zk.set('/domains/{}/state'.format(self.domuuid), 'start'.encode('ascii'))
@ -200,7 +200,7 @@ class VMInstance:
# Receive the migration from another host (wait until VM is running) # Receive the migration from another host (wait until VM is running)
def receive_migrate(self): def receive_migrate(self):
ansiiprint.echo('Receiving migration', '{}: '.format(self.domuuid), 'i') ansiiprint.echo('Receiving migration', '{}:'.format(self.domuuid), 'i')
self.inreceive = True self.inreceive = True
while True: while True:
self.dom = lookupByUUID(self.domuuid) self.dom = lookupByUUID(self.domuuid)
@ -215,7 +215,7 @@ class VMInstance:
if not self.domuuid in self.thishypervisor.domain_list: if not self.domuuid in self.thishypervisor.domain_list:
self.thishypervisor.domain_list.append(self.domuuid) self.thishypervisor.domain_list.append(self.domuuid)
ansiiprint.echo('Successfully migrated VM', '{}: '.format(self.domuuid), 'o') ansiiprint.echo('Successfully migrated VM', '{}:'.format(self.domuuid), 'o')
self.inreceive = False self.inreceive = False
# #
@ -280,7 +280,7 @@ class VMInstance:
# Open a libvirt connection # Open a libvirt connection
conn = libvirt.open(libvirt_name) conn = libvirt.open(libvirt_name)
if conn == None: if conn == None:
ansiiprint.echo('Failed to open local libvirt connection', '{}: '.format(self.domuuid), 'e') ansiiprint.echo('Failed to open local libvirt connection', '{}:'.format(self.domuuid), 'e')
return dom return dom
# Lookup the UUID # Lookup the UUID