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Ahenk/usr/share/ahenk/base/registration/execute_sssd_ad_authentication.py

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#!/usr/bin/python3
# -*- coding: utf-8 -*-
# Author: Agah Hulusi ÖZ <enghulusi@gmail.com>
import subprocess
from base.scope import Scope
from base.util.util import Util
from base.system.system import System
import time
class ExecuteSSSDAdAuthentication:
def __init__(self):
scope = Scope().get_instance()
self.logger = scope.get_logger()
self.util = Util()
self.system = System()
def authenticate(self, domain_name, host_name, ip_address, password, ad_username, dynamic_dns_update):
try:
# Installation of required packages
(result_code, p_out, p_err) = self.util.execute(
"sudo apt-get -y install realmd")
if (result_code == 0):
self.logger.info("İndirmeler Başarılı")
else:
self.logger.error("İndirmeler Başarısız : " + str(p_err))
# Split datas that Lider send
self.logger.info(host_name)
self.logger.info(ip_address)
ip_address_split = ip_address.split(",")
host_name_split = host_name.split(",")
ip_address = ip_address_split[0]
host_name = host_name_split[0]
# Execute the commands that require for leave
(result_code, p_out, p_err) = self.util.execute("realm leave")
if (result_code == 0):
self.logger.info("Realm Leave komutu başarılı")
else:
self.logger.error("Realm Leave komutu başarısız : " + str(p_err))
# Create and Configure ad_info file
(result_code, p_out, p_err) = self.util.execute("touch /etc/ahenk/ad_info")
if (result_code == 0):
self.logger.info("AD INFO başarılı bir şekilde oluşturuldu")
# Configure ad_info for deregisteration info
default_ad_info_path = "/etc/ahenk/ad_info"
file_default_ad_info = open(default_ad_info_path, 'r')
file_data = file_default_ad_info.read()
file_data = file_data + ("{}".format(ip_address_split)) + "\n" + (
"{}".format(host_name_split)) + "\n" + (
"{}".format(domain_name)) + "\n" + ("{}".format(ad_username))
self.logger.info("/etc/ahenk/ad_info bilgiler girildi.")
file_default_ad_info.close()
file_default_ad_info = open(default_ad_info_path, 'w')
file_default_ad_info.write(file_data)
file_default_ad_info.close()
else:
self.logger.error("ad_info oluşturma komutu başarısız : " + str(p_err))
self.logger.info("Authenticate starting....")
# Configure /etc/dhcp/dhclient.conf
dhclient_conf_path = "/etc/dhcp/dhclient.conf"
dhc_conf = self.util.read_file_by_line(dhclient_conf_path, "r")
dhc_conf_temp = open(dhclient_conf_path, 'w')
for lines in dhc_conf:
if (lines == "#prepend domain-name-servers 127.0.0.1;\n"):
lines = lines.replace(lines, ("prepend domain-name-servers {};\n".format(ip_address)))
dhc_conf_temp.write(lines)
dhc_conf_temp.close()
file_default_dhcp = open(dhclient_conf_path, 'r')
file_data = file_default_dhcp.read()
if ("prepend domain-name-servers {};\n".format(ip_address)) not in file_data:
file_data = file_data + "\n" + ("prepend domain-name-servers {};".format(ip_address))
file_default_dhcp.close()
file_default_dhcp = open(dhclient_conf_path, 'w')
file_default_dhcp.write(file_data)
file_default_dhcp.close()
# Configure /etc/resolv.conf
resolve_conf_path = "/etc/resolv.conf"
resolve_conf = self.util.read_file_by_line(resolve_conf_path, "r")
resolve_conf_temp = open(resolve_conf_path, 'w')
for lines in resolve_conf:
if (lines == ("nameserver {}\n".format(ip_address))):
continue
lines = lines.replace(lines, ("#" + lines))
resolve_conf_temp.write(lines)
resolve_conf_temp.close()
file_default_resolve = open(resolve_conf_path, 'r')
file_data = file_default_resolve.read()
if ("nameserver {}\n".format(ip_address)) not in file_data:
file_data = file_data + "\n" + ("nameserver {}\n".format(ip_address))
self.logger.info("/etc/resolv.conf is configured")
file_default_resolve.close()
file_default_resolve = open(resolve_conf_path, 'w')
file_default_resolve.write(file_data)
file_default_resolve.close()
# Configure /etc/hosts
host_path = "/etc/hosts"
file_default_hosts = open(host_path, 'r')
file_data = file_default_hosts.read()
for ips, hostnames in zip(ip_address_split, host_name_split):
file_data = file_data + "\n" + ips + " " + hostnames + " " + domain_name
file_default_hosts.close()
file_default_hosts = open(host_path, 'w')
file_default_hosts.write(file_data)
file_default_hosts.close()
# Execute the script that required for "samba-common" and "krb5"
(result_code, p_out, p_err) = self.util.execute(
"/bin/bash /usr/share/ahenk/base/registration/scripts/ad.sh {0} {1}".format(domain_name.upper(),
host_name))
if (result_code == 0):
self.logger.info("Script başarılı bir şekilde çalıştırıldı.")
else:
self.logger.error("Script başarısız oldu : " + str(p_err))
# Installation of required packages
(result_code, p_out, p_err) = self.util.execute(
"sudo apt-get -y install sssd sssd-tools adcli packagekit samba-common-bin samba-libs libsss-sudo")
if (result_code == 0):
self.logger.info("İndirmeler Başarılı")
else:
self.logger.error("İndirmeler Başarısız : " + str(p_err))
# Configure pam.d/common-session
pamd_common_session_path = "/etc/pam.d/common-session"
file_default_pam = open(pamd_common_session_path, 'r')
file_data = file_default_pam.read()
if "session optional pam_mkhomedir.so skel=/etc/skel umask=077" not in file_data:
file_data = file_data + "\n" + "session optional pam_mkhomedir.so skel=/etc/skel umask=077"
self.logger.info("/etc/pam.d/common-session is configured")
file_default_pam.close()
file_default_pam = open(pamd_common_session_path, 'w')
file_default_pam.write(file_data)
file_default_pam.close()
self.discover_try_counter2 = 0
try:
while (True):
self.discover_try_counter2 = self.discover_try_counter2 + 1
if (self.discover_try_counter2 == 5):
break
else:
(result_code, p_out, p_err) = self.util.execute("realm discover {}".format(domain_name.upper()))
if (result_code == 0):
self.logger.info("Realm Discover komutu başarılı")
break
else:
self.logger.error("Realm Discover komutu başarısız : ")
time.sleep(2)
except Exception as e:
self.logger.error(e)
self.logger.info("Active Directory Discover işlemi esnasında hata oluştu.")
self.join_try_counter = 0
try:
while (True):
self.join_try_counter = self.join_try_counter + 1
if (self.join_try_counter == 5):
break
else:
(result_code, p_out, p_err) = self.execute_command(
"echo \"{0}\" | realm join --user={1} {2}".format(password, ad_username,
domain_name.upper()))
if (result_code == 0):
self.logger.info("Realm Join komutu başarılı")
break
else:
self.logger.error("Realm Join komutu başarısız : ")
time.sleep(2)
except Exception as e:
self.logger.error(e)
self.logger.info("Active Directory Join işlemi esnasında hata oluştu.")
# DynamicDNSUpdate in Active Directory
if dynamic_dns_update == True:
self.logger.info("dynamicDNSUpdate is Activated")
# Installation of required packages
(result_code, p_out, p_err) = self.util.execute(
"sudo apt-get -y install dnsutils")
if (result_code == 0):
self.logger.info("İndirmeler Başarılı")
else:
self.logger.error("İndirmeler Başarısız : " + str(p_err))
# Configure sssd template
sssd_config_template_path = "/usr/share/ahenk/base/registration/config-files/sssd_ad_dns.conf"
sssd_config_folder_path = "/etc/sssd"
sssd_config_file_path = "/etc/sssd/sssd.conf"
if not self.util.is_exist(sssd_config_folder_path):
self.util.create_directory(sssd_config_folder_path)
self.logger.info("{0} folder is created".format(sssd_config_folder_path))
if self.util.is_exist(sssd_config_file_path):
self.util.delete_file(sssd_config_file_path)
self.logger.info("delete sssd org conf")
self.util.copy_file(sssd_config_template_path, sssd_config_folder_path)
self.logger.info(
"{0} config file is copied under {1}".format(sssd_config_template_path, sssd_config_folder_path))
self.util.rename_file("/etc/sssd/sssd_ad_dns.conf", "/etc/sssd/sssd.conf")
# Configure sssd.conf
file_sssd = open(sssd_config_file_path, 'r')
file_data = file_sssd.read()
file_data = file_data.replace("###domains###", "domains = {}".format(domain_name))
file_data = file_data.replace("###[domain/###", "[domain/{}]".format(domain_name))
file_data = file_data.replace("###ad_server###", "ad_server = {}".format(domain_name))
file_data = file_data.replace("###krb5_realm###", "krb5_realm = {}".format(domain_name.upper()))
file_data = file_data.replace("###ad_hostname###",
"ad_hostname = {0}.{1}".format(self.system.Os.hostname(),
domain_name.lower()))
file_sssd.close()
file_sssd = open(sssd_config_file_path, 'w')
file_sssd.write(file_data)
file_sssd.close()
# Arrangement of chmod as 600 for sssd.conf
(result_code, p_out, p_err) = self.util.execute("chmod 600 {}".format(sssd_config_file_path))
if (result_code == 0):
self.logger.info("Chmod komutu başarılı bir şekilde çalıştırıldı")
else:
self.logger.error("Chmod komutu başarısız : " + str(p_err))
else:
self.logger.info("dynamicDNSUpdate is NOT Activated")
# Configure sssd template
sssd_config_template_path = "/usr/share/ahenk/base/registration/config-files/sssd_ad.conf"
sssd_config_folder_path = "/etc/sssd"
sssd_config_file_path = "/etc/sssd/sssd.conf"
if not self.util.is_exist(sssd_config_folder_path):
self.util.create_directory(sssd_config_folder_path)
self.logger.info("{0} folder is created".format(sssd_config_folder_path))
if self.util.is_exist(sssd_config_file_path):
self.util.delete_file(sssd_config_file_path)
self.logger.info("delete sssd org conf")
self.util.copy_file(sssd_config_template_path, sssd_config_folder_path)
self.logger.info(
"{0} config file is copied under {1}".format(sssd_config_template_path, sssd_config_folder_path))
self.util.rename_file("/etc/sssd/sssd_ad.conf", "/etc/sssd/sssd.conf")
# Configure sssd.conf
file_sssd = open(sssd_config_file_path, 'r')
file_data = file_sssd.read()
file_data = file_data.replace("###domains###", "domains = {}".format(domain_name))
file_data = file_data.replace("###[domain/###", "[domain/{}]".format(domain_name))
file_data = file_data.replace("###ad_server###", "ad_server = {}".format(domain_name))
file_data = file_data.replace("###krb5_realm###", "krb5_realm = {}".format(domain_name.upper()))
file_sssd.close()
file_sssd = open(sssd_config_file_path, 'w')
file_sssd.write(file_data)
file_sssd.close()
# Arrangement of chmod as 600 for sssd.conf
(result_code, p_out, p_err) = self.util.execute("chmod 600 {}".format(sssd_config_file_path))
if (result_code == 0):
self.logger.info("Chmod komutu başarılı bir şekilde çalıştırıldı")
else:
self.logger.error("Chmod komutu başarısız : " + str(p_err))
# Configure krb5 template
krb5_config_template_path = "/usr/share/ahenk/base/registration/config-files/krb5_ad.conf"
krb5_config_folder_path = "/etc"
krb5_config_file_path = "/etc/krb5.conf"
if not self.util.is_exist(krb5_config_folder_path):
self.util.create_directory(krb5_config_folder_path)
self.logger.info("{0} folder is created".format(krb5_config_folder_path))
if self.util.is_exist(krb5_config_file_path):
self.util.delete_file(krb5_config_file_path)
self.logger.info("delete krb5 org conf")
self.util.copy_file(krb5_config_template_path, krb5_config_folder_path)
self.logger.info(
"{0} config file is copied under {1}".format(krb5_config_template_path, krb5_config_folder_path))
self.util.rename_file("/etc/krb5_ad.conf", "/etc/krb5.conf")
# Configure krb5_ad.conf
file_krb5 = open(krb5_config_file_path, 'r')
file_data = file_krb5.read()
file_data = file_data.replace("###default_realm###", "default_realm = {}".format(domain_name.upper()))
file_krb5.close()
file_krb5 = open(krb5_config_file_path, 'w')
file_krb5.write(file_data)
file_krb5.close()
# Arrangement of chmod as 644 for krb5_ad.conf
(result_code, p_out, p_err) = self.util.execute("chmod 644 {}".format(krb5_config_file_path))
if (result_code == 0):
self.logger.info("Chmod komutu başarılı bir şekilde çalıştırıldı")
else:
self.logger.error("Chmod komutu başarısız : " + str(p_err))
# Configure sssd for language environment
default_sssd_path = "/etc/default/sssd"
file_default_sssd = open(default_sssd_path, 'r')
file_data = file_default_sssd.read()
if not self.util.is_exist(default_sssd_path):
self.util.create_directory(default_sssd_path)
self.logger.info("{0} folder is created".format(default_sssd_path))
if self.util.is_exist(default_sssd_path):
self.util.delete_file(default_sssd_path)
self.logger.info("delete sssd org conf")
if "LC_ALL=\"tr_CY.UTF-8\"" not in file_data:
file_data = file_data + "\n" + "LC_ALL=\"tr_CY.UTF-8\""
self.logger.info("/etc/default/sssd is configured")
file_default_sssd.close()
file_default_sssd = open(default_sssd_path, 'w')
file_default_sssd.write(file_data)
file_default_sssd.close()
self.util.execute("systemctl restart nscd.service")
self.logger.info("AD Login operation has been completed.")
self.logger.info("AD Login işlemi başarı ile sağlandı.")
return True
except Exception as e:
self.logger.error(str(e))
self.logger.info("AD Login işlemi esnasında hata oluştu.")
return False
def execute_command(self, command, stdin=None, env=None, cwd=None, shell=True, result=True):
try:
process = subprocess.Popen(command, stdin=stdin, env=env, cwd=cwd, stderr=subprocess.PIPE,
stdout=subprocess.PIPE, shell=shell)
self.logger.debug('Executing command for ad registration')
if result is True:
result_code = process.wait()
p_out = process.stdout.read().decode("unicode_escape")
p_err = process.stderr.read().decode("unicode_escape")
return result_code, p_out, p_err
else:
return None, None, None
except Exception as e:
return 1, 'Error Message: {0}'.format(str(e)), ''
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