StarlingX Installation/Update/Patching/Backup/Restore
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update/sw-patch/cgcs-patch/cgcs_patch/config.py

125 lines
3.5 KiB

"""
Copyright (c) 2014-2022 Wind River Systems, Inc.
SPDX-License-Identifier: Apache-2.0
"""
import io
import logging
import os
from six.moves import configparser
import socket
import tsconfig.tsconfig as tsc
import cgcs_patch.utils as utils
import cgcs_patch.constants as constants
controller_mcast_group = None
agent_mcast_group = None
controller_port = 0
agent_port = 0
api_port = 0
mgmt_if = None
nodetype = None
platform_conf_mtime = 0
patching_conf_mtime = 0
patching_conf = '/etc/patching/patching.conf'
def read_config():
global patching_conf_mtime
global patching_conf
if patching_conf_mtime == os.stat(patching_conf).st_mtime:
# The file has not changed since it was last read
return
defaults = {
'controller_mcast_group': "239.1.1.3",
'agent_mcast_group': "239.1.1.4",
'api_port': "5487",
'controller_port': "5488",
'agent_port': "5489",
}
global controller_mcast_group
global agent_mcast_group
global api_port
global controller_port
global agent_port
config = configparser.SafeConfigParser(defaults)
config.read(patching_conf)
patching_conf_mtime = os.stat(patching_conf).st_mtime
controller_mcast_group = config.get('runtime',
'controller_multicast')
agent_mcast_group = config.get('runtime', 'agent_multicast')
api_port = config.getint('runtime', 'api_port')
controller_port = config.getint('runtime', 'controller_port')
agent_port = config.getint('runtime', 'agent_port')
# The platform.conf file has no section headers, which causes problems
# for ConfigParser. So we'll fake it out.
ini_str = '[platform_conf]\n' + open(tsc.PLATFORM_CONF_FILE, 'r').read()
ini_fp = io.StringIO(ini_str)
config.readfp(ini_fp)
try:
value = str(config.get('platform_conf', 'nodetype'))
global nodetype
nodetype = value
except configparser.Error:
logging.exception("Failed to read nodetype from config")
return False
def get_mgmt_ip():
# Check if initial config is complete
if not os.path.exists('/etc/platform/.initial_config_complete'):
return None
mgmt_hostname = socket.gethostname()
return utils.gethostbyname(mgmt_hostname)
# Because the patching daemons are launched before manifests are
# applied, the content of some settings in platform.conf can change,
# such as the management interface. As such, we can't just directly
# use tsc.management_interface
#
def get_mgmt_iface():
# Check if initial config is complete
if not os.path.exists(constants.INITIAL_CONFIG_COMPLETE_FLAG):
return None
global mgmt_if
global platform_conf_mtime
if mgmt_if is not None and \
platform_conf_mtime == os.stat(tsc.PLATFORM_CONF_FILE).st_mtime:
# The platform.conf file hasn't been modified since we read it,
# so return the cached value.
return mgmt_if
config = configparser.SafeConfigParser()
# The platform.conf file has no section headers, which causes problems
# for ConfigParser. So we'll fake it out.
ini_str = '[platform_conf]\n' + open(tsc.PLATFORM_CONF_FILE, 'r').read()
ini_fp = io.StringIO(ini_str)
config.readfp(ini_fp)
try:
value = str(config.get('platform_conf', 'management_interface'))
mgmt_if = value
platform_conf_mtime = os.stat(tsc.PLATFORM_CONF_FILE).st_mtime
except configparser.Error:
logging.exception("Failed to read management_interface from config")
return None
return mgmt_if