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#!/usr/bin/env python
# (c) 2012, Michael DeHaan <michael.dehaan@gmail.com>
# (c) 2013, Serge van Ginderachter <serge@vanginderachter.be>
#
# This file was based on bin/ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
########################################################
import sys
from distutils.version import LooseVersion
import yaml
import ansible.constants as C
from ansible import errors
from ansible import inventory
from ansible import __version__
try:
# ansible 2.0
from ansible.cli import SortedOptParser
except ImportError:
# ansible 1.x
from ansible.utils import SortedOptParser
try:
# ansible 2.0
from ansible.parsing.utils.jsonify import jsonify
from ansible.parsing.yaml.dumper import AnsibleDumper as Dumper
except ImportError:
# ansible 1.x
from ansible.utils import jsonify
from yaml import SafeDumper as Dumper
ANSIBLE2 = False
if LooseVersion(__version__) >= LooseVersion('2'):
from ansible.vars import VariableManager
from ansible.parsing.dataloader import DataLoader
ANSIBLE2 = True
########################################################
def flatten(terms):
ret = []
for term in terms:
if isinstance(term, list):
ret.extend(term)
else:
ret.append(term)
return ret
class Cli(object):
# ----------------------------------------------
def __init__(self):
pass
# ----------------------------------------------
def parse(self):
''' create an options parser for bin/ansible '''
parser = SortedOptParser(
usage='%prog <host-pattern> [options]'
)
parser.add_option('-i', '--inventory-file', dest='inventory',
help="specify inventory host file (default=%s)" % C.DEFAULT_HOST_LIST,
default=C.DEFAULT_HOST_LIST)
parser.add_option('--list-hosts', dest='listhosts', action='store_true',
help="dump out a list of hosts matching input pattern")
parser.add_option('--list-groups', dest='listgroups', action='store_true',
help="dump out the list of groups")
parser.add_option('-l', '--limit', default=C.DEFAULT_SUBSET, dest='subset',
help='further limit selected hosts to an additional pattern')
parser.add_option('-y', '--yaml', dest='yaml', action='store_true',
help="dump out variables in yaml format")
parser.add_option('-j', '--json', dest='json', action='store_true',
help="dump out variables in json format (default)")
options, args = parser.parse_args()
if len(args) == 0 or len(args) > 1:
parser.print_help()
sys.exit(1)
return (options, args)
# ----------------------------------------------
def run(self, options, args):
pattern = args[0]
if ANSIBLE2:
loader = DataLoader()
variable_manager = VariableManager()
I = inventory.Inventory(loader=loader,
variable_manager=variable_manager,
host_list=options.inventory)
else:
I = inventory.Inventory(options.inventory)
if options.subset:
I.subset(options.subset)
hosts = I.list_hosts(pattern)
groups = I.get_groups()
if len(hosts) == 0:
print >>sys.stderr, "No hosts matched"
sys.exit(1)
if options.listhosts:
for host in hosts:
print '%s' % host
sys.exit(0)
if options.listgroups:
group_subset = []
for host in hosts:
group_subset.append(I.groups_for_host(host))
group_subset = list(set(flatten(group_subset)))
for group in group_subset:
parents = group.get_ancestors()
print '%s (depth %s): parents: %s' % (group.name, group.depth,
[ '%s (depth %s)' % (x.name, x.depth) for x in parents ])
sys.exit(0)
results = { }
for host in hosts:
if ANSIBLE2:
name = host.get_name()
vars = variable_manager.get_vars(loader, host=host)['vars']
else:
name = host
vars = I.get_variables(host)
results.update({name: vars})
return results
########################################################
if __name__ == '__main__':
cli = Cli()
(options, args) = cli.parse()
try:
results = cli.run(options, args)
except errors.AnsibleError, e:
# Generic handler for ansible specific errors
print "ERROR: %s" % str(e)
sys.exit(1)
if options.json and not options.yaml:
print jsonify(results, format=True)
else:
print yaml.dump(results, Dumper=Dumper, allow_unicode=True)
|
