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pvc
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Improve client a bit more, add init function, add configurable zk_host

This commit is contained in:
Joshua Boniface 2018-06-06 01:07:59 -04:00
parent e3aee843d4
commit d803b417f9
1 changed files with 37 additions and 16 deletions
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53
pvc.py
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@ -4,11 +4,10 @@ import kazoo.client, socket, time, click
import pvcf
from lxml import objectify
zk_host = '127.0.0.1:2181'
this_host = socket.gethostname()
zk_host = ''
CONTEXT_SETTINGS = dict(help_option_names=['-h', '--help'])
CONTEXT_SETTINGS = dict(help_option_names=['-h', '--help'], max_content_width=120)
# Creates a new domain based on an XML file
def define_domain(domxmlfile, target_hypervisor):
@ -474,24 +473,46 @@ def search(dom_name, dom_uuid, long_output):
click.echo(information)
pvcf.stopZKConnection(zk)
#define_domain('/var/home/joshua/debian9.xml')
#start_domain('b1dc4e21-544f-47aa-9bb7-8af0bc443b78')
#stop_domain('b1dc4e21-544f-47aa-9bb7-8af0bc443b78')
#migrate_domain('b1dc4e21-544f-47aa-9bb7-8af0bc443b78', 'test1.i.bonilan.net')
#migrate_domain('b1dc4e21-544f-47aa-9bb7-8af0bc443b78', 'test2.i.bonilan.net')
#unmigrate_domain('b1dc4e21-544f-47aa-9bb7-8af0bc443b78')
###############################################################################
# pvc help
# pvc init
###############################################################################
@click.command()
def help():
print('pvc - Parallel Virtual Cluster command-line utility')
@click.command(name='init', short_help='Initialize a new cluster')
def init_cluster():
"""
Perform initialization of Zookeeper to act as a PVC cluster
"""
click.echo('{}'.format(zk_host))
# Open a Zookeeper connection
zk = pvcf.startZKConnection(zk_host)
# Create the root keys
transaction = zk.transaction()
transaction.create('/domains', ''.encode('ascii'))
transaction.create('/nodes', ''.encode('ascii'))
transaction.commit()
# Close the Zookeeper connection
pvcf.stopZKConnection(zk)
###############################################################################
# pvc
###############################################################################
@click.group(context_settings=CONTEXT_SETTINGS)
def cli():
"""Parallel Virtual Cluster CLI management tool"""
pass
@click.option(
'-z', '--zookeeper', '_zk_host', envvar='PVC_ZOOKEEPER', default='{}:2181'.format(this_host), show_default=True,
help='Zookeeper connection string.'
)
def cli(_zk_host):
"""
Parallel Virtual Cluster CLI management tool
"""
zk_host = _zk_host
#
# Click command tree