python utility to manage a tripleo based cloud
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# Copyright 2019 Red Hat, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
#
import json
import logging
import os
import re
import sys
import yaml
from osc_lib.i18n import _
from tripleo_common import constants as tripleo_common_constants
from tripleoclient import constants
from tripleoclient import utils as oooutils
LOG = logging.getLogger(__name__ + ".utils")
def export_passwords(swift, stack, excludes=True):
# Export the passwords from swift
obj = 'plan-environment.yaml'
container = stack
try:
resp_headers, content = swift.get_object(container, obj)
except Exception as e:
LOG.error("An error happened while exporting the password "
"file from swift: %s", str(e))
sys.exit(1)
data = yaml.safe_load(content)
# The "passwords" key in plan-environment.yaml are generated passwords,
# they are not necessarily the actual password values used during the
# deployment.
generated_passwords = data["passwords"]
# parameter_defaults will contain any user defined password values
parameters = data["parameter_defaults"]
passwords = {}
# For each password, check if it's excluded, then check if there's a user
# defined value from parameter_defaults, and if not use the value from the
# generated passwords.
def exclude_password(password):
for pattern in constants.EXPORT_PASSWORD_EXCLUDE_PATTERNS:
return re.match(pattern, password, re.I)
for password in tripleo_common_constants.PASSWORD_PARAMETER_NAMES:
if exclude_password(password):
continue
if password in parameters:
passwords[password] = parameters[password]
elif password in generated_passwords:
passwords[password] = generated_passwords[password]
else:
LOG.warning("No password value found for %s", password)
return passwords
def export_stack(heat, stack, should_filter=False,
config_download_dir=constants.DEFAULT_WORK_DIR):
# data to export
# parameter: Parameter to be exported
# file: IF file specified it is taken as source instead of heat
# output.File is relative to <config-download-dir>/stack.
# filter: in case only specific settings should be
# exported from parameter data.
export_data = {
"EndpointMap": {
"parameter": "EndpointMapOverride",
},
"HostsEntry": {
"parameter": "ExtraHostFileEntries",
},
"GlobalConfig": {
"parameter": "GlobalConfigExtraMapData",
},
"AllNodesConfig": {
"file": "group_vars/overcloud.json",
"parameter": "AllNodesExtraMapData",
"filter": ["oslo_messaging_notify_short_bootstrap_node_name",
"oslo_messaging_notify_node_names",
"oslo_messaging_rpc_node_names",
"memcached_node_ips",
"ovn_dbs_vip",
"redis_vip"]},
}
data = {}
heat_stack = oooutils.get_stack(heat, stack)
for export_key, export_param in export_data.items():
param = export_param["parameter"]
if "file" in export_param:
# get file data
file = os.path.join(config_download_dir,
stack,
export_param["file"])
with open(file, 'r') as ff:
try:
export_data = json.load(ff)
except Exception as e:
LOG.error(
_('Could not read file %s') % file)
LOG.error(e)
else:
# get stack data
export_data = oooutils.get_stack_output_item(
heat_stack, export_key)
if export_data:
# When we export information from a cell controller stack
# we don't want to filter.
if "filter" in export_param and should_filter:
for filter_key in export_param["filter"]:
if filter_key in export_data:
element = {filter_key: export_data[filter_key]}
data.setdefault(param, {}).update(element)
else:
data[param] = export_data
else:
raise Exception(
"No data returned to export %s from." % param)
return data
def export_storage_ips(stack, config_download_dir=constants.DEFAULT_WORK_DIR):
inventory_file = "ceph-ansible/inventory.yml"
file = os.path.join(config_download_dir, stack, inventory_file)
with open(file, 'r') as ff:
try:
inventory_data = yaml.safe_load(ff)
except Exception as e:
LOG.error(
_('Could not read file %s') % file)
LOG.error(e)
mon_ips = []
for mon_role in inventory_data['mons']['children'].keys():
for hostname in inventory_data[mon_role]['hosts']:
ip = inventory_data[mon_role]['hosts'][hostname]['storage_ip']
mon_ips.append(ip)
return mon_ips
def export_ceph(stack, cephx,
config_download_dir=constants.DEFAULT_WORK_DIR,
mon_ips=[]):
# Return a map of ceph data for a list item in CephExternalMultiConfig
# by parsing files within the config_download_dir of a certain stack
if len(mon_ips) == 0:
mon_ips = export_storage_ips(stack, config_download_dir)
# Use ceph-ansible group_vars/all.yml to get remaining values
ceph_ansible_all = "ceph-ansible/group_vars/all.yml"
file = os.path.join(config_download_dir, stack, ceph_ansible_all)
with open(file, 'r') as ff:
try:
ceph_data = yaml.safe_load(ff)
except Exception as e:
LOG.error(
_('Could not read file %s') % file)
LOG.error(e)
for key in ceph_data['keys']:
if key['name'] == 'client.' + str(cephx):
cephx_keys = [key]
ceph_conf_overrides = {}
ceph_conf_overrides['client'] = {}
ceph_conf_overrides['client']['keyring'] = '/etc/ceph/' \
+ ceph_data['cluster'] \
+ '.client.' + cephx \
+ '.keyring'
# Combine extracted data into one map to return
data = {}
data['external_cluster_mon_ips'] = str(','.join(mon_ips))
data['keys'] = cephx_keys
data['ceph_conf_overrides'] = ceph_conf_overrides
data['cluster'] = ceph_data['cluster']
data['fsid'] = ceph_data['fsid']
data['dashboard_enabled'] = False
return data