mirror of
https://github.com/thegeeklab/ansible-later.git
synced 2024-11-26 14:50:36 +00:00
386 lines
14 KiB
Python
386 lines
14 KiB
Python
|
# (c) 2017, Brian Coca <bcoca@ansible.com>
|
||
|
|
#
|
||
|
|
# 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/>.
|
||
|
|
#
|
||
|
|
|
||
|
|
from __future__ import (absolute_import, division, print_function)
|
||
|
|
__metaclass__ = type
|
||
|
|
|
||
|
|
import optparse
|
||
|
|
from operator import attrgetter
|
||
|
|
|
||
|
|
from ansible import constants as C
|
||
|
|
from ansible.cli import CLI
|
||
|
|
from ansible.errors import AnsibleError, AnsibleOptionsError
|
||
|
|
from ansible.inventory.host import Host
|
||
|
|
from ansible.plugins.loader import vars_loader
|
||
|
|
from ansible.parsing.dataloader import DataLoader
|
||
|
|
from ansible.utils.vars import combine_vars
|
||
|
|
|
||
|
|
try:
|
||
|
|
from __main__ import display
|
||
|
|
except ImportError:
|
||
|
|
from ansible.utils.display import Display
|
||
|
|
display = Display()
|
||
|
|
|
||
|
|
INTERNAL_VARS = frozenset(['ansible_diff_mode',
|
||
|
|
'ansible_facts',
|
||
|
|
'ansible_forks',
|
||
|
|
'ansible_inventory_sources',
|
||
|
|
'ansible_limit',
|
||
|
|
'ansible_playbook_python',
|
||
|
|
'ansible_run_tags',
|
||
|
|
'ansible_skip_tags',
|
||
|
|
'ansible_verbosity',
|
||
|
|
'ansible_version',
|
||
|
|
'inventory_dir',
|
||
|
|
'inventory_file',
|
||
|
|
'inventory_hostname',
|
||
|
|
'inventory_hostname_short',
|
||
|
|
'groups',
|
||
|
|
'group_names',
|
||
|
|
'omit',
|
||
|
|
'playbook_dir', ])
|
||
|
|
|
||
|
|
|
||
|
|
class InventoryCLI(CLI):
|
||
|
|
''' used to display or dump the configured inventory as Ansible sees it '''
|
||
|
|
|
||
|
|
ARGUMENTS = {'host': 'The name of a host to match in the inventory, relevant when using --list',
|
||
|
|
'group': 'The name of a group in the inventory, relevant when using --graph', }
|
||
|
|
|
||
|
|
def __init__(self, args):
|
||
|
|
|
||
|
|
super(InventoryCLI, self).__init__(args)
|
||
|
|
self.vm = None
|
||
|
|
self.loader = None
|
||
|
|
self.inventory = None
|
||
|
|
|
||
|
|
self._new_api = True
|
||
|
|
|
||
|
|
def parse(self):
|
||
|
|
|
||
|
|
self.parser = CLI.base_parser(
|
||
|
|
usage='usage: %prog [options] [host|group]',
|
||
|
|
epilog='Show Ansible inventory information, by default it uses the inventory script JSON format',
|
||
|
|
inventory_opts=True,
|
||
|
|
vault_opts=True,
|
||
|
|
basedir_opts=True,
|
||
|
|
)
|
||
|
|
|
||
|
|
# remove unused default options
|
||
|
|
self.parser.remove_option('--limit')
|
||
|
|
self.parser.remove_option('--list-hosts')
|
||
|
|
|
||
|
|
# Actions
|
||
|
|
action_group = optparse.OptionGroup(self.parser, "Actions", "One of following must be used on invocation, ONLY ONE!")
|
||
|
|
action_group.add_option("--list", action="store_true", default=False, dest='list', help='Output all hosts info, works as inventory script')
|
||
|
|
action_group.add_option("--host", action="store", default=None, dest='host', help='Output specific host info, works as inventory script')
|
||
|
|
action_group.add_option("--graph", action="store_true", default=False, dest='graph',
|
||
|
|
help='create inventory graph, if supplying pattern it must be a valid group name')
|
||
|
|
self.parser.add_option_group(action_group)
|
||
|
|
|
||
|
|
# graph
|
||
|
|
self.parser.add_option("-y", "--yaml", action="store_true", default=False, dest='yaml',
|
||
|
|
help='Use YAML format instead of default JSON, ignored for --graph')
|
||
|
|
self.parser.add_option("--vars", action="store_true", default=False, dest='show_vars',
|
||
|
|
help='Add vars to graph display, ignored unless used with --graph')
|
||
|
|
|
||
|
|
# list
|
||
|
|
self.parser.add_option("--export", action="store_true", default=C.INVENTORY_EXPORT, dest='export',
|
||
|
|
help="When doing an --list, represent in a way that is optimized for export,"
|
||
|
|
"not as an accurate representation of how Ansible has processed it")
|
||
|
|
# self.parser.add_option("--ignore-vars-plugins", action="store_true", default=False, dest='ignore_vars_plugins',
|
||
|
|
# help="When doing an --list, skip vars data from vars plugins, by default, this would include group_vars/ and host_vars/")
|
||
|
|
|
||
|
|
super(InventoryCLI, self).parse()
|
||
|
|
|
||
|
|
display.verbosity = self.options.verbosity
|
||
|
|
|
||
|
|
self.validate_conflicts(vault_opts=True)
|
||
|
|
|
||
|
|
# there can be only one! and, at least, one!
|
||
|
|
used = 0
|
||
|
|
for opt in (self.options.list, self.options.host, self.options.graph):
|
||
|
|
if opt:
|
||
|
|
used += 1
|
||
|
|
if used == 0:
|
||
|
|
raise AnsibleOptionsError("No action selected, at least one of --host, --graph or --list needs to be specified.")
|
||
|
|
elif used > 1:
|
||
|
|
raise AnsibleOptionsError("Conflicting options used, only one of --host, --graph or --list can be used at the same time.")
|
||
|
|
|
||
|
|
# set host pattern to default if not supplied
|
||
|
|
if len(self.args) > 0:
|
||
|
|
self.options.pattern = self.args[0]
|
||
|
|
else:
|
||
|
|
self.options.pattern = 'all'
|
||
|
|
|
||
|
|
def run(self):
|
||
|
|
|
||
|
|
results = None
|
||
|
|
|
||
|
|
super(InventoryCLI, self).run()
|
||
|
|
|
||
|
|
# Initialize needed objects
|
||
|
|
if getattr(self, '_play_prereqs', False):
|
||
|
|
self.loader, self.inventory, self.vm = self._play_prereqs(self.options)
|
||
|
|
else:
|
||
|
|
# fallback to pre 2.4 way of initialzing
|
||
|
|
from ansible.vars import VariableManager
|
||
|
|
from ansible.inventory import Inventory
|
||
|
|
|
||
|
|
self._new_api = False
|
||
|
|
self.loader = DataLoader()
|
||
|
|
self.vm = VariableManager()
|
||
|
|
|
||
|
|
# use vault if needed
|
||
|
|
if self.options.vault_password_file:
|
||
|
|
vault_pass = CLI.read_vault_password_file(self.options.vault_password_file, loader=self.loader)
|
||
|
|
elif self.options.ask_vault_pass:
|
||
|
|
vault_pass = self.ask_vault_passwords()
|
||
|
|
else:
|
||
|
|
vault_pass = None
|
||
|
|
|
||
|
|
if vault_pass:
|
||
|
|
self.loader.set_vault_password(vault_pass)
|
||
|
|
# actually get inventory and vars
|
||
|
|
|
||
|
|
self.inventory = Inventory(loader=self.loader, variable_manager=self.vm, host_list=self.options.inventory)
|
||
|
|
self.vm.set_inventory(self.inventory)
|
||
|
|
|
||
|
|
if self.options.host:
|
||
|
|
hosts = self.inventory.get_hosts(self.options.host)
|
||
|
|
if len(hosts) != 1:
|
||
|
|
raise AnsibleOptionsError("You must pass a single valid host to --host parameter")
|
||
|
|
|
||
|
|
myvars = self._get_host_variables(host=hosts[0])
|
||
|
|
self._remove_internal(myvars)
|
||
|
|
|
||
|
|
# FIXME: should we template first?
|
||
|
|
results = self.dump(myvars)
|
||
|
|
|
||
|
|
elif self.options.graph:
|
||
|
|
results = self.inventory_graph()
|
||
|
|
elif self.options.list:
|
||
|
|
top = self._get_group('all')
|
||
|
|
if self.options.yaml:
|
||
|
|
results = self.yaml_inventory(top)
|
||
|
|
else:
|
||
|
|
results = self.json_inventory(top)
|
||
|
|
results = self.dump(results)
|
||
|
|
|
||
|
|
if results:
|
||
|
|
# FIXME: pager?
|
||
|
|
display.display(results)
|
||
|
|
exit(0)
|
||
|
|
|
||
|
|
exit(1)
|
||
|
|
|
||
|
|
def dump(self, stuff):
|
||
|
|
|
||
|
|
if self.options.yaml:
|
||
|
|
import yaml
|
||
|
|
from ansible.parsing.yaml.dumper import AnsibleDumper
|
||
|
|
results = yaml.dump(stuff, Dumper=AnsibleDumper, default_flow_style=False)
|
||
|
|
else:
|
||
|
|
import json
|
||
|
|
from ansible.parsing.ajson import AnsibleJSONEncoder
|
||
|
|
results = json.dumps(stuff, cls=AnsibleJSONEncoder, sort_keys=True, indent=4)
|
||
|
|
|
||
|
|
return results
|
||
|
|
|
||
|
|
# FIXME: refactor to use same for VM
|
||
|
|
def get_plugin_vars(self, path, entity):
|
||
|
|
|
||
|
|
data = {}
|
||
|
|
|
||
|
|
def _get_plugin_vars(plugin, path, entities):
|
||
|
|
data = {}
|
||
|
|
try:
|
||
|
|
data = plugin.get_vars(self.loader, path, entity)
|
||
|
|
except AttributeError:
|
||
|
|
try:
|
||
|
|
if isinstance(entity, Host):
|
||
|
|
data = combine_vars(data, plugin.get_host_vars(entity.name))
|
||
|
|
else:
|
||
|
|
data = combine_vars(data, plugin.get_group_vars(entity.name))
|
||
|
|
except AttributeError:
|
||
|
|
if hasattr(plugin, 'run'):
|
||
|
|
raise AnsibleError("Cannot use v1 type vars plugin %s from %s" % (plugin._load_name, plugin._original_path))
|
||
|
|
else:
|
||
|
|
raise AnsibleError("Invalid vars plugin %s from %s" % (plugin._load_name, plugin._original_path))
|
||
|
|
return data
|
||
|
|
|
||
|
|
for plugin in vars_loader.all():
|
||
|
|
data = combine_vars(data, _get_plugin_vars(plugin, path, entity))
|
||
|
|
|
||
|
|
return data
|
||
|
|
|
||
|
|
def _get_group_variables(self, group):
|
||
|
|
|
||
|
|
# get info from inventory source
|
||
|
|
res = group.get_vars()
|
||
|
|
|
||
|
|
# FIXME: add switch to skip vars plugins, add vars plugin info
|
||
|
|
for inventory_dir in self.inventory._sources:
|
||
|
|
res = combine_vars(res, self.get_plugin_vars(inventory_dir, group))
|
||
|
|
|
||
|
|
if group.priority != 1:
|
||
|
|
res['ansible_group_priority'] = group.priority
|
||
|
|
|
||
|
|
return res
|
||
|
|
|
||
|
|
def _get_host_variables(self, host):
|
||
|
|
|
||
|
|
if self.options.export:
|
||
|
|
hostvars = host.get_vars()
|
||
|
|
|
||
|
|
# FIXME: add switch to skip vars plugins
|
||
|
|
# add vars plugin info
|
||
|
|
for inventory_dir in self.inventory._sources:
|
||
|
|
hostvars = combine_vars(hostvars, self.get_plugin_vars(inventory_dir, host))
|
||
|
|
else:
|
||
|
|
if self._new_api:
|
||
|
|
hostvars = self.vm.get_vars(host=host, include_hostvars=False)
|
||
|
|
else:
|
||
|
|
hostvars = self.vm.get_vars(self.loader, host=host, include_hostvars=False)
|
||
|
|
|
||
|
|
return hostvars
|
||
|
|
|
||
|
|
def _get_group(self, gname):
|
||
|
|
if self._new_api:
|
||
|
|
group = self.inventory.groups.get(gname)
|
||
|
|
else:
|
||
|
|
group = self.inventory.get_group(gname)
|
||
|
|
return group
|
||
|
|
|
||
|
|
def _remove_internal(self, dump):
|
||
|
|
|
||
|
|
for internal in INTERNAL_VARS:
|
||
|
|
if internal in dump:
|
||
|
|
del dump[internal]
|
||
|
|
|
||
|
|
def _remove_empty(self, dump):
|
||
|
|
# remove empty keys
|
||
|
|
for x in ('hosts', 'vars', 'children'):
|
||
|
|
if x in dump and not dump[x]:
|
||
|
|
del dump[x]
|
||
|
|
|
||
|
|
def _show_vars(self, dump, depth):
|
||
|
|
result = []
|
||
|
|
self._remove_internal(dump)
|
||
|
|
if self.options.show_vars:
|
||
|
|
for (name, val) in sorted(dump.items()):
|
||
|
|
result.append(self._graph_name('{%s = %s}' % (name, val), depth))
|
||
|
|
return result
|
||
|
|
|
||
|
|
def _graph_name(self, name, depth=0):
|
||
|
|
if depth:
|
||
|
|
name = " |" * (depth) + "--%s" % name
|
||
|
|
return name
|
||
|
|
|
||
|
|
def _graph_group(self, group, depth=0):
|
||
|
|
|
||
|
|
result = [self._graph_name('@%s:' % group.name, depth)]
|
||
|
|
depth = depth + 1
|
||
|
|
for kid in sorted(group.child_groups, key=attrgetter('name')):
|
||
|
|
result.extend(self._graph_group(kid, depth))
|
||
|
|
|
||
|
|
if group.name != 'all':
|
||
|
|
for host in sorted(group.hosts, key=attrgetter('name')):
|
||
|
|
result.append(self._graph_name(host.name, depth))
|
||
|
|
result.extend(self._show_vars(host.get_vars(), depth + 1))
|
||
|
|
|
||
|
|
result.extend(self._show_vars(self._get_group_variables(group), depth))
|
||
|
|
|
||
|
|
return result
|
||
|
|
|
||
|
|
def inventory_graph(self):
|
||
|
|
|
||
|
|
start_at = self._get_group(self.options.pattern)
|
||
|
|
if start_at:
|
||
|
|
return '\n'.join(self._graph_group(start_at))
|
||
|
|
else:
|
||
|
|
raise AnsibleOptionsError("Pattern must be valid group name when using --graph")
|
||
|
|
|
||
|
|
def json_inventory(self, top):
|
||
|
|
|
||
|
|
def format_group(group):
|
||
|
|
results = {}
|
||
|
|
results[group.name] = {}
|
||
|
|
if group.name != 'all':
|
||
|
|
results[group.name]['hosts'] = [h.name for h in sorted(group.hosts, key=attrgetter('name'))]
|
||
|
|
results[group.name]['children'] = []
|
||
|
|
for subgroup in sorted(group.child_groups, key=attrgetter('name')):
|
||
|
|
results[group.name]['children'].append(subgroup.name)
|
||
|
|
results.update(format_group(subgroup))
|
||
|
|
if self.options.export:
|
||
|
|
results[group.name]['vars'] = self._get_group_variables(group)
|
||
|
|
|
||
|
|
self._remove_empty(results[group.name])
|
||
|
|
|
||
|
|
return results
|
||
|
|
|
||
|
|
results = format_group(top)
|
||
|
|
|
||
|
|
# populate meta
|
||
|
|
results['_meta'] = {'hostvars': {}}
|
||
|
|
hosts = self.inventory.get_hosts()
|
||
|
|
for host in hosts:
|
||
|
|
hvars = self._get_host_variables(host)
|
||
|
|
if hvars:
|
||
|
|
self._remove_internal(hvars)
|
||
|
|
results['_meta']['hostvars'][host.name] = hvars
|
||
|
|
|
||
|
|
return results
|
||
|
|
|
||
|
|
def yaml_inventory(self, top):
|
||
|
|
|
||
|
|
seen = []
|
||
|
|
|
||
|
|
def format_group(group):
|
||
|
|
results = {}
|
||
|
|
|
||
|
|
# initialize group + vars
|
||
|
|
results[group.name] = {}
|
||
|
|
|
||
|
|
# subgroups
|
||
|
|
results[group.name]['children'] = {}
|
||
|
|
for subgroup in sorted(group.child_groups, key=attrgetter('name')):
|
||
|
|
if subgroup.name != 'all':
|
||
|
|
results[group.name]['children'].update(format_group(subgroup))
|
||
|
|
|
||
|
|
# hosts for group
|
||
|
|
results[group.name]['hosts'] = {}
|
||
|
|
if group.name != 'all':
|
||
|
|
for h in sorted(group.hosts, key=attrgetter('name')):
|
||
|
|
myvars = {}
|
||
|
|
if h.name not in seen: # avoid defining host vars more than once
|
||
|
|
seen.append(h.name)
|
||
|
|
myvars = self._get_host_variables(host=h)
|
||
|
|
self._remove_internal(myvars)
|
||
|
|
results[group.name]['hosts'][h.name] = myvars
|
||
|
|
|
||
|
|
if self.options.export:
|
||
|
|
|
||
|
|
gvars = self._get_group_variables(group)
|
||
|
|
if gvars:
|
||
|
|
results[group.name]['vars'] = gvars
|
||
|
|
|
||
|
|
self._remove_empty(results[group.name])
|
||
|
|
|
||
|
|
return results
|
||
|
|
|
||
|
|
return format_group(top)
|