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			227 lines
		
	
	
		
			7.7 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			227 lines
		
	
	
		
			7.7 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
# coding=utf8
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## Copyright (c) 2020 Arseniy Kuznetsov
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##
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## This program is free software; you can redistribute it and/or
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## modify it under the terms of the GNU General Public License
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## as published by the Free Software Foundation; either version 2
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## of the License, or (at your option) any later version.
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##
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## This program is distributed in the hope that it will be useful,
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## but WITHOUT ANY WARRANTY; without even the implied warranty of
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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## GNU General Public License for more details.
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import os, sys, shutil
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from collections import namedtuple
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from configobj import ConfigObj
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from abc import ABCMeta, abstractmethod
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from pkg_resources import Requirement, resource_filename
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from mktxp.utils.utils import FSHelper
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''' MKTXP conf file handling
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'''
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class MKTXPConfigKeys:
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    ''' MKTXP config file keys
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    '''
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    # Section Keys
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    ENABLED_KEY = 'enabled'
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    HOST_KEY = 'hostname'
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    PORT_KEY = 'port'
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    USER_KEY = 'username'
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    PASSWD_KEY = 'password'
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    SSL_KEY = 'use_ssl'
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    SSL_CERTIFICATE = 'ssl_certificate'
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    FE_DHCP_KEY = 'dhcp'
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    FE_DHCP_LEASE_KEY = 'dhcp_lease'    
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    FE_DHCP_POOL_KEY = 'pool'    
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    FE_INTERFACE_KEY = 'interface'
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    FE_MONITOR_KEY = 'monitor'
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    FE_ROUTE_KEY = 'route'
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    FE_WIRELESS_KEY = 'wireless'
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    FE_WIRELESS_CLIENTS_KEY = 'wireless_clients'
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    FE_CAPSMAN_KEY = 'capsman'
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    FE_CAPSMAN_CLIENTS_KEY = 'capsman_clients'
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    # UnRegistered entries placeholder
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    NO_ENTRIES_REGISTERED = 'NoEntriesRegistered'
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    # Base router id labels
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    ROUTERBOARD_NAME = 'routerboard_name'
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    ROUTERBOARD_ADDRESS = 'routerboard_address'
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    # Default ports
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    DEFAULT_API_PORT = 8728
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    DEFAULT_API_SSL_PORT = 8729
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    DEFAULT_MKTXP_PORT = 49090 
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    BOOLEAN_KEYS = [ENABLED_KEY, SSL_KEY, SSL_CERTIFICATE,  
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                      FE_DHCP_KEY, FE_DHCP_LEASE_KEY, FE_DHCP_POOL_KEY, FE_INTERFACE_KEY, 
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                      FE_MONITOR_KEY, FE_ROUTE_KEY, FE_WIRELESS_KEY, FE_WIRELESS_CLIENTS_KEY, FE_CAPSMAN_KEY, FE_CAPSMAN_CLIENTS_KEY]
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    STR_KEYS = [HOST_KEY, USER_KEY, PASSWD_KEY]
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    # MKTXP config entry nane
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    MKTXP_CONFIG_ENTRY_NAME = 'MKTXP'
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class ConfigEntry:
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    MKTXPEntry = namedtuple('MKTXPEntry', [MKTXPConfigKeys.ENABLED_KEY, MKTXPConfigKeys.HOST_KEY, MKTXPConfigKeys.PORT_KEY, 
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                         MKTXPConfigKeys.USER_KEY, MKTXPConfigKeys.PASSWD_KEY, 
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                         MKTXPConfigKeys.SSL_KEY, MKTXPConfigKeys.SSL_CERTIFICATE, 
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                         MKTXPConfigKeys.FE_DHCP_KEY, MKTXPConfigKeys.FE_DHCP_LEASE_KEY, MKTXPConfigKeys.FE_DHCP_POOL_KEY, MKTXPConfigKeys.FE_INTERFACE_KEY, 
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                         MKTXPConfigKeys.FE_MONITOR_KEY, MKTXPConfigKeys.FE_ROUTE_KEY, MKTXPConfigKeys.FE_WIRELESS_KEY, MKTXPConfigKeys.FE_WIRELESS_CLIENTS_KEY,
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                         MKTXPConfigKeys.FE_CAPSMAN_KEY, MKTXPConfigKeys.FE_CAPSMAN_CLIENTS_KEY
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                         ])
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class OSConfig(metaclass = ABCMeta):
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    ''' OS-related config
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    '''
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    @staticmethod
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    def os_config(quiet = False):
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        ''' Factory method
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        '''
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        if sys.platform == 'linux':
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            return LinuxConfig()
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        elif sys.platform == 'darwin':
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            return OSXConfig()
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        else:
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            if not quiet:
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                print(f'Non-supported platform: {sys.platform}')
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            return None
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    @property
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    @abstractmethod
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    def mktxp_user_dir_path(self):
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        pass
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class OSXConfig(OSConfig):
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    ''' OSX-related config
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    '''
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    @property
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    def mktxp_user_dir_path(self):
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        return FSHelper.full_path('~/mktxp')
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class LinuxConfig(OSConfig):
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    ''' Linux-related config
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    '''
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    @property
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    def mktxp_user_dir_path(self):
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        return FSHelper.full_path('/etc/mktxp')
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class MKTXPConfigHandler:
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    def __init__(self):
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        self.os_config = OSConfig.os_config()
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        if not self.os_config:
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            sys.exit(1)
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        # mktxp user config folder
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        if not os.path.exists(self.os_config.mktxp_user_dir_path):
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            os.makedirs(self.os_config.mktxp_user_dir_path)
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        # if needed, stage the user config data
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        self.usr_conf_data_path = os.path.join(self.os_config.mktxp_user_dir_path, 'mktxp.conf')
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        self.mktxp_conf_path = os.path.join(self.os_config.mktxp_user_dir_path, '.mktxp.conf')
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        self._create_os_path(self.usr_conf_data_path, 'mktxp/cli/config/mktxp.conf')
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        self._create_os_path(self.mktxp_conf_path, 'mktxp/cli/config/.mktxp.conf')
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        self._read_from_disk()
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    def _read_from_disk(self):
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        ''' (Force-)Read conf data from disk
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        '''
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        self.config = ConfigObj(self.usr_conf_data_path)
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        self.mktxp_config = ConfigObj(self.mktxp_conf_path)
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    def _create_os_path(self, os_path, resource_path):
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        if not os.path.exists(os_path):
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            # stage from the conf templates
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            lookup_path = resource_filename(Requirement.parse("mktxp"), resource_path)
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            shutil.copy(lookup_path, os_path)
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    # MKTXP entries
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    ##############
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    def register_entry(self, entry_name, entry_args, quiet = False):
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        ''' Registers MKTXP conf entry
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        '''
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        if entry_name in self.registered_entries():
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            if not quiet:
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                print('"{0}": entry name already registered'.format(entry_name))
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            return False
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        else:
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            self.config[entry_name] = entry_args
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            self.config.write()
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            if not quiet:
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                print('Entry registered: {0}'.format(entry_name))
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            return True
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    def unregister_entry(self, entry_name, quiet = False):
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        ''' Un-registers MKTXP conf entry
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        '''
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        if self.config[entry_name]:
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            del(self.config[entry_name])
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            self.config.write()
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            if not quiet:
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                print('Unregistered entry: {}'.format(entry_name))
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            return True
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        else:
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            if not quiet:
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                print('Entry is not registered: {}'.format(entry_name))
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            return False
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    def registered_entries(self):
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        ''' All MKTXP registered entries
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        '''
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        registered_entries = [entry_name for entry_name in self.config.keys()]
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        if not registered_entries:
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            registered_entries = [MKTXPConfigKeys.NO_ENTRIES_REGISTERED]
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        return registered_entries
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    def entry(self, entry_name):
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        ''' Given an entry name, reads and returns the entry info
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        '''
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        entry_reader = self._entry_reader(entry_name)
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        return ConfigEntry.MKTXPEntry(**entry_reader)
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    def mktxp_port(self):
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        if self.mktxp_config.get(MKTXPConfigKeys.MKTXP_CONFIG_ENTRY_NAME) and \
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                self.mktxp_config[MKTXPConfigKeys.MKTXP_CONFIG_ENTRY_NAME].get(MKTXPConfigKeys.PORT_KEY):
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                return self.mktxp_config[MKTXPConfigKeys.MKTXP_CONFIG_ENTRY_NAME].as_int(MKTXPConfigKeys.PORT_KEY)        
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        return MKTXPConfigKeys.DEFAULT_MKTXP_PORT
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    # Helpers
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    def _entry_reader(self, entry_name):
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        entry = {}
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        for key in MKTXPConfigKeys.BOOLEAN_KEYS:
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            if self.config[entry_name].get(key):
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                entry[key] = self.config[entry_name].as_bool(key)
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            else:
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                entry[key] = False
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        for key in MKTXPConfigKeys.STR_KEYS:
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            entry[key] = self.config[entry_name][key]
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        # port
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        if self.config[entry_name].get(MKTXPConfigKeys.PORT_KEY):
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            entry[MKTXPConfigKeys.PORT_KEY] = self.config[entry_name].as_int(MKTXPConfigKeys.PORT_KEY)
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        else:
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            if entry[MKTXPConfigKeys.SSL_KEY]:
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                entry[MKTXPConfigKeys.PORT_KEY] = MKTXPConfigKeys.DEFAULT_API_SSL_PORT
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            else:
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                entry[MKTXPConfigKeys.PORT_KEY] = MKTXPConfigKeys.DEFAULT_API_PORT
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        return entry
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# Simplest possible Singleton impl
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config_handler = MKTXPConfigHandler()
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