replace original
This commit is contained in:
doteast
parent
ea50d55562
commit
a7d6d24952
1 changed files with 91 additions and 94 deletions
|
|
@ -1,119 +1,116 @@
|
|||
#!/usr/bin/python -tt
|
||||
#!/usr/bin/python2
|
||||
# by skvidal
|
||||
# ported by doteast to ansible 2.0
|
||||
# gplv2+
|
||||
# print out the ACTUAL freemem - not overcommitted value
|
||||
|
||||
|
||||
import sys
|
||||
import ansible.runner
|
||||
import os
|
||||
|
||||
from collections import namedtuple
|
||||
from ansible.parsing.dataloader import DataLoader
|
||||
from ansible.vars import VariableManager
|
||||
from ansible.inventory import Inventory
|
||||
from ansible.playbook.play import Play
|
||||
from ansible.executor.task_queue_manager import TaskQueueManager
|
||||
from ansible.plugins.callback import CallbackBase
|
||||
from optparse import OptionParser
|
||||
|
||||
def parse_args(args):
|
||||
parser = OptionParser(version = "1.0")
|
||||
parser.add_option('--host', default=[], action='append',
|
||||
help="hosts to act on, defaults to ALL")
|
||||
parser.add_option('--timeout', default=30, type='int',
|
||||
help='set the wait timeout for func commands')
|
||||
parser.add_option('--hosts-from-file', default=None, dest="hostfile",
|
||||
help="read list of hosts from this file, if '-' read from stdin")
|
||||
(opts, args) = parser.parse_args(args)
|
||||
|
||||
if opts.hostfile:
|
||||
hosts = []
|
||||
if opts.hostfile == '-':
|
||||
hosts = sys.stdin.readlines()
|
||||
else:
|
||||
hosts = open(opts.hostfile, 'r').readlines()
|
||||
|
||||
for hn in hosts:
|
||||
hn = hn.strip()
|
||||
if hn.startswith('#'):
|
||||
continue
|
||||
hn = hn.replace('\n', '')
|
||||
opts.host.append(hn)
|
||||
|
||||
if not opts.host:
|
||||
opts.host = ["virthost*"]
|
||||
|
||||
return opts, args, parser
|
||||
class OutputCallback(CallbackBase):
|
||||
def __init__(self, *args, **kwargs):
|
||||
super(OutputCallback, self).__init__(*args, **kwargs)
|
||||
self.unreachable = set()
|
||||
self.cpu_per_host = {}
|
||||
self.mem_per_host = {}
|
||||
self.mem_used_in_vm = {}
|
||||
self.cpu_used_in_vm = {}
|
||||
|
||||
|
||||
opts, args, parser = parse_args(sys.argv[1:])
|
||||
hosts ='*'
|
||||
if opts.host:
|
||||
hosts = ';'.join(opts.host)
|
||||
def v2_runner_on_unreachable(self, result):
|
||||
self.unreachable.add(result._host.get_name())
|
||||
|
||||
if os.geteuid() == 0:
|
||||
login = 'root'
|
||||
else:
|
||||
login = os.getlogin()
|
||||
|
||||
# get results of nodeinfo phymemory
|
||||
# "phymemory": "24018",
|
||||
def v2_runner_on_ok(self, result, *args, **kwargs):
|
||||
vhostname=result._host.get_name()
|
||||
if result._result['invocation']['module_args']['command'] == 'nodeinfo':
|
||||
self.cpu_per_host[vhostname]=int(result._result['cpus'])
|
||||
self.mem_per_host[vhostname]=int(result._result['phymemory'])
|
||||
|
||||
|
||||
errors = []
|
||||
|
||||
# Setup some dictionaries for storing intermediate results
|
||||
mem_per_host = {}
|
||||
mem_used_in_vm = {}
|
||||
cpu_per_host = {}
|
||||
cpu_used_in_vm = {}
|
||||
|
||||
# We end up running ansible twice here. These are the common arguments.
|
||||
# We'll use two different commands of the 'virt' ansible module.
|
||||
ansible_args = dict(
|
||||
pattern=hosts,
|
||||
module_name='virt',
|
||||
forks=25,
|
||||
transport='paramiko',
|
||||
timeout=10,
|
||||
remote_user=login,
|
||||
)
|
||||
|
||||
ans = ansible.runner.Runner(module_args='command=nodeinfo', **ansible_args)
|
||||
res = ans.run()
|
||||
|
||||
for hn in sorted(res['contacted']):
|
||||
if 'failed' in res['contacted'][hn] and res['contacted'][hn]['failed']:
|
||||
continue
|
||||
mem_per_host[hn] = int(res['contacted'][hn]['phymemory'])
|
||||
cpu_per_host[hn] = int(res['contacted'][hn]['cpus'])
|
||||
|
||||
|
||||
ans = ansible.runner.Runner(module_args='command=info', **ansible_args)
|
||||
res = ans.run()
|
||||
|
||||
for hn in sorted(res['contacted']):
|
||||
if result._result['invocation']['module_args']['command'] == 'info':
|
||||
mem_used = 0
|
||||
cpu_used = 0
|
||||
if 'failed' in res['contacted'][hn] and res['contacted'][hn]['failed']:
|
||||
errors.append('Failed to contact/run virt lookups on %s' % hn)
|
||||
continue
|
||||
for vm in result._result.keys():
|
||||
if vm not in ['invocation', 'changed', '_ansible_no_log']:
|
||||
if vm and type(result._result[vm]) == dict:
|
||||
mem_used += int(result._result[vm]['memory'])/1024
|
||||
cpu_used += int(result._result[vm]['nrVirtCpu'])
|
||||
|
||||
for vm in sorted(res['contacted'][hn]):
|
||||
info = res['contacted'][hn][vm]
|
||||
self.mem_used_in_vm[vhostname]=mem_used
|
||||
self.cpu_used_in_vm[vhostname]=cpu_used
|
||||
|
||||
if vm == 'Domain-0':
|
||||
continue
|
||||
elif type(info) != dict:
|
||||
continue
|
||||
parser = OptionParser(version = "1.0")
|
||||
parser.add_option('--host', default=[], action='append', help="hosts to act on, defaults to virthosts")
|
||||
parser.add_option('--hosts-from-file', default=None, dest="host_file", help="read list of hosts from this file")
|
||||
(opts, args) = parser.parse_args(sys.argv[1:])
|
||||
|
||||
mem_used += int(info.get('memory', 0))/1024
|
||||
cpu_used += info.get('nrVirtCpu', 0)
|
||||
if not opts.host:
|
||||
hosts = ["virthosts"]
|
||||
else:
|
||||
hosts = ';'.join(opts.host)
|
||||
|
||||
mem_used_in_vm[hn] = mem_used
|
||||
cpu_used_in_vm[hn] = cpu_used
|
||||
if not opts.host:
|
||||
hosts = ["virthosts"]
|
||||
else:
|
||||
hosts = ';'.join(opts.host)
|
||||
|
||||
|
||||
for hn in sorted(mem_per_host):
|
||||
freemem = mem_per_host[hn] - mem_used_in_vm[hn]
|
||||
freecpu = cpu_per_host[hn] - cpu_used_in_vm[hn]
|
||||
|
||||
Options = namedtuple('Options', ['connection','module_path', 'forks', 'remote_user', 'private_key_file', 'ssh_common_args', 'ssh_extra_args', 'sftp_extra_args', 'scp_extra_args', 'become', 'become_method', 'become_user', 'verbosity', 'check', 'timeout'])
|
||||
|
||||
# initialize needed objects
|
||||
variable_manager = VariableManager()
|
||||
loader = DataLoader()
|
||||
|
||||
options = Options(connection='ssh', module_path=None, forks=25, remote_user=None, private_key_file=None, ssh_common_args=None, ssh_extra_args=None, sftp_extra_args=None, scp_extra_args=None, become=None, become_method=None, become_user=None, verbosity=None, check=False, timeout=10)
|
||||
|
||||
|
||||
# create inventory and pass to var manager
|
||||
if opts.host_file:
|
||||
inventory = Inventory(loader=loader, variable_manager=variable_manager, host_list=opts.host_file)
|
||||
else:
|
||||
inventory = Inventory(loader=loader, variable_manager=variable_manager)
|
||||
|
||||
variable_manager.set_inventory(inventory)
|
||||
|
||||
|
||||
# create play with tasks
|
||||
play_source = dict(
|
||||
name = "vhost-info",
|
||||
hosts = hosts,
|
||||
gather_facts = 'no',
|
||||
tasks = [ dict(action=dict(module='virt', args=dict(command='nodeinfo'))), dict(action=dict(module='virt', args=dict(command='info'))) ]
|
||||
)
|
||||
play = Play().load(play_source, variable_manager=variable_manager, loader=loader)
|
||||
|
||||
|
||||
cb=OutputCallback()
|
||||
tqm = None
|
||||
try:
|
||||
tqm = TaskQueueManager(
|
||||
inventory=inventory,
|
||||
variable_manager=variable_manager,
|
||||
loader=loader,
|
||||
options=options,
|
||||
passwords=None,run_additional_callbacks=False,
|
||||
stdout_callback=cb,
|
||||
)
|
||||
result = tqm.run(play)
|
||||
finally:
|
||||
if tqm is not None:
|
||||
tqm.cleanup()
|
||||
for vhostname in sorted(cb.mem_per_host):
|
||||
freemem = cb.mem_per_host[vhostname] - cb.mem_used_in_vm[vhostname]
|
||||
freecpu = cb.cpu_per_host[vhostname] - cb.cpu_used_in_vm[vhostname]
|
||||
print '%s:\t%s/%s mem(unused/total)\t%s/%s cpus(unused/total)' % (
|
||||
hn, freemem, mem_per_host[hn], freecpu, cpu_per_host[hn])
|
||||
vhostname, freemem, cb.mem_per_host[vhostname], freecpu, cb.cpu_per_host[vhostname])
|
||||
|
||||
|
||||
for err in errors:
|
||||
print >> sys.stderr, err
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue