haproxy-wi/app/modules/config/config.py

523 lines
17 KiB
Python

import os
import re
from flask import render_template, request
import modules.db.sql as sql
import modules.server.ssh as mod_ssh
import modules.server.server as server_mod
import modules.common.common as common
import modules.roxywi.common as roxywi_common
import modules.roxy_wi_tools as roxy_wi_tools
import modules.service.common as service_common
time_zone = sql.get_setting('time_zone')
get_date = roxy_wi_tools.GetDate(time_zone)
get_config_var = roxy_wi_tools.GetConfigVar()
def get_config(server_ip, cfg, **kwargs):
config_path = ''
if kwargs.get("keepalived") or kwargs.get("service") == 'keepalived':
config_path = sql.get_setting('keepalived_config_path')
elif (
kwargs.get("nginx") or kwargs.get("service") == 'nginx'
or kwargs.get("apache") or kwargs.get("service") == 'apache'
):
config_path = common.checkAjaxInput(kwargs.get('config_file_name'))
config_path = config_path.replace('92', '/')
elif kwargs.get("waf") or kwargs.get("service") == 'waf':
if kwargs.get("waf") == 'haproxy':
config_path = f'{sql.get_setting("haproxy_dir")}/waf/rules/{kwargs.get("waf_rule_file")}'
elif kwargs.get("waf") == 'nginx':
config_path = f'{sql.get_setting("nginx_dir")}/waf/rules/{kwargs.get("waf_rule_file")}'
else:
config_path = sql.get_setting('haproxy_config_path')
if not common.check_is_conf(config_path):
raise Exception('error: nice try 2')
try:
with mod_ssh.ssh_connect(server_ip) as ssh:
ssh.get_sftp(config_path, cfg)
except Exception as e:
roxywi_common.logging('Roxy-WI server', f'error: cannot get config: {e}', roxywi=1)
raise Exception(f'error: cannot get config: {e}')
def upload(server_ip, path, file):
try:
with mod_ssh.ssh_connect(server_ip) as ssh:
ssh.put_sftp(file, path)
except Exception as e:
error = str(e.args)
roxywi_common.logging('Roxy-WI server', f'error: Cannot upload {file} to {path} to server: {server_ip}: {error}', roxywi=1)
print(f'error: Cannot upload {file} to {path} to server: {server_ip}: {error}')
raise Exception(error)
def upload_and_restart(server_ip: str, cfg: str, just_save: str, service: str, **kwargs):
file_format = 'conf'
config_path = kwargs.get('config_file_name')
service_name = ''
container_name = ''
reload_or_restart_command = ''
config_date = get_date.return_date('config')
server_id = sql.select_server_id_by_ip(server_ip=server_ip)
if config_path and config_path != 'undefined':
config_path = kwargs.get('config_file_name').replace('92', '/')
if service == 'haproxy':
config_path = sql.get_setting('haproxy_config_path')
file_format = 'cfg'
if service == 'keepalived':
config_path = sql.get_setting('keepalived_config_path')
file_format = 'cfg'
if '..' in config_path:
raise Exception('error: nice try')
tmp_file = f"{sql.get_setting('tmp_config_path')}/{config_date}.{file_format}"
is_dockerized = sql.select_service_setting(server_id, service, 'dockerized')
if is_dockerized == '1':
service_cont_name = f'{service}_container_name'
container_name = sql.get_setting(service_cont_name)
reload_command = f" && sudo docker kill -s HUP {container_name}"
restart_command = f" && sudo docker restart {container_name}"
else:
service_name = service
if service == 'haproxy':
haproxy_enterprise = sql.select_service_setting(server_id, 'haproxy', 'haproxy_enterprise')
if haproxy_enterprise == '1':
service_name = "hapee-2.0-lb"
if service == 'apache':
service_name = service_common.get_correct_apache_service_name(0, server_id)
reload_command = f" && sudo systemctl reload {service_name}"
restart_command = f" && sudo systemctl restart {service_name}"
if just_save in ('save', 'test'):
action = just_save
elif just_save == 'reload':
action = 'reload'
reload_or_restart_command = reload_command
else:
try:
service_common.is_not_allowed_to_restart(server_id, service)
except Exception as e:
return str(e)
action = 'restart'
reload_or_restart_command = restart_command
if kwargs.get('login'):
login = kwargs.get('login')
else:
login = 1
try:
os.system(f"dos2unix -q {cfg}")
except OSError:
raise Exception('error: there is no dos2unix')
if service == "keepalived":
move_config = f"sudo mv -f {tmp_file} {config_path}"
if action == "save":
commands = [move_config]
else:
commands = [move_config + reload_or_restart_command]
elif service == "nginx":
if is_dockerized == '1':
check_config = f"sudo docker exec -it exec {container_name} nginx -t "
else:
check_config = "sudo nginx -t "
check_and_move = f"sudo mv -f {tmp_file} {config_path} && {check_config}"
if action == "test":
commands = [f"{check_config} && sudo rm -f {tmp_file}"]
elif action == "save":
commands = [check_and_move]
else:
commands = [check_and_move + reload_or_restart_command]
if sql.return_firewall(server_ip):
commands[0] += open_port_firewalld(cfg, server_ip=server_ip, service='nginx')
elif service == "apache":
if is_dockerized == '1':
check_config = f"sudo docker exec -it exec {container_name} sudo apachectl configtest "
else:
check_config = "sudo apachectl configtest "
check_and_move = f"sudo mv -f {tmp_file} {config_path} && {check_config}"
if action == "test":
commands = [f"{check_config} && sudo rm -f {tmp_file}"]
elif action == "save":
commands = [check_and_move]
else:
commands = [check_and_move + reload_or_restart_command]
# if sql.return_firewall(server_ip):
# commands[0] += open_port_firewalld(cfg, server_ip=server_ip, service='apache')
elif service == 'waf':
check_and_move = f"sudo mv -f {tmp_file} {config_path}"
if action == "save":
commands = [check_and_move]
else:
commands = [check_and_move + reload_or_restart_command]
else:
if is_dockerized == '1':
check_config = f"sudo docker exec -it {container_name} haproxy -c -f {tmp_file}"
else:
check_config = f"sudo {service_name} -c -f {tmp_file}"
move_config = f" && sudo mv -f {tmp_file} {config_path}"
if action == "test":
commands = [f"{check_config} && sudo rm -f {tmp_file}"]
elif action == "save":
commands = [check_config + move_config]
else:
commands = [check_config + move_config + reload_or_restart_command]
if sql.return_firewall(server_ip):
commands[0] += open_port_firewalld(cfg, server_ip=server_ip)
try:
upload(server_ip, tmp_file, cfg)
except Exception as e:
roxywi_common.logging('Roxy-WI server', f'error: Cannot upload config: {e}', roxywi=1)
raise Exception(f'error: Cannot upload config: {e}')
try:
if action != 'test':
roxywi_common.logging(server_ip, 'A new config file has been uploaded', login=login, keep_history=1, service=service)
except Exception as e:
roxywi_common.logging('Roxy-WI server', str(e), roxywi=1)
# If master then save version of config in a new way
if not kwargs.get('slave') and service != 'waf':
from pathlib import Path
diff = ''
try:
old_cfg = kwargs.get('oldcfg')
path = Path(old_cfg)
except Exception:
old_cfg = ''
path = Path(old_cfg)
if not path.is_file():
old_cfg = f'{tmp_file}.old'
try:
get_config(server_ip, old_cfg, service=service, config_file_name=config_path)
except Exception:
roxywi_common.logging('Roxy-WI server', 'Cannot download config for diff', roxywi=1)
try:
diff = diff_config(old_cfg, cfg, return_diff=1)
except Exception as e:
roxywi_common.logging('Roxy-WI server', str(e), roxywi=1)
try:
user_id = roxywi_common.get_user_id(login=kwargs.get('login'))
sql.insert_config_version(server_id, user_id, service, cfg, config_path, diff)
except Exception as e:
roxywi_common.logging('Roxy-WI server', str(e), roxywi=1)
try:
error = server_mod.ssh_command(server_ip, commands)
except Exception as e:
roxywi_common.logging('Roxy-WI server', str(e), roxywi=1)
raise Exception(f'{e}')
try:
if action == 'reload' or action == 'restart':
roxywi_common.logging(server_ip, f'Service has been {action}ed', login=login, keep_history=1, service=service)
except Exception as e:
roxywi_common.logging('Roxy-WI server', str(e), roxywi=1)
if error.strip() != 'haproxy' and error.strip() != 'nginx':
return error.strip()
def master_slave_upload_and_restart(server_ip, cfg, just_save, service, **kwargs):
slave_output = ''
masters = sql.is_master(server_ip)
config_file_name = kwargs.get('config_file_name')
oldcfg = kwargs.get('oldcfg')
waf = kwargs.get('waf')
try:
server_name = sql.get_hostname_by_server_ip(server_ip)
except Exception:
server_name = server_ip
if kwargs.get('login'):
login = kwargs.get('login')
else:
login = ''
for master in masters:
if master[0] is not None:
try:
slv_output = upload_and_restart(
master[0], cfg, just_save, service, waf=waf, config_file_name=config_file_name, slave=1
)
slave_output += f'<br>slave_server:\n{slv_output}'
except Exception as e:
return f'{e}'
try:
output = upload_and_restart(
server_ip, cfg, just_save, service, waf=waf, config_file_name=config_file_name, oldcfg=oldcfg, login=login
)
except Exception as e:
return f'{e}'
output = server_name + ':\n' + output
output = output + slave_output
return output
def open_port_firewalld(cfg, server_ip, **kwargs):
try:
conf = open(cfg, "r")
except IOError:
print('<div class="alert alert-danger">Cannot read exported config file</div>')
return
firewalld_commands = ' &&'
ports = ''
for line in conf:
if kwargs.get('service') == 'nginx':
if "listen " in line and '#' not in line:
try:
listen = ' '.join(line.split())
listen = listen.split(" ")[1]
listen = listen.split(";")[0]
try:
listen = int(listen)
ports += str(listen) + ' '
firewalld_commands += f' sudo firewall-cmd --zone=public --add-port={listen}/tcp --permanent -q &&'
except Exception:
pass
except Exception:
pass
else:
if "bind" in line:
try:
bind = line.split(":")
bind[1] = bind[1].strip(' ')
bind = bind[1].split("ssl")
bind = bind[0].strip(' \t\n\r')
try:
bind = int(bind)
firewalld_commands += f' sudo firewall-cmd --zone=public --add-port={bind}/tcp --permanent -q &&'
ports += str(bind) + ' '
except Exception:
pass
except Exception:
pass
firewalld_commands += 'sudo firewall-cmd --reload -q'
roxywi_common.logging(server_ip, f' Next ports have been opened: {ports}')
return firewalld_commands
def diff_config(oldcfg, cfg, **kwargs):
log_path = get_config_var.get_config_var('main', 'log_path')
user_group = roxywi_common.get_user_group()
diff = ""
date = get_date.return_date('date_in_log')
log_date = get_date.return_date('logs')
cmd = "/bin/diff -ub %s %s" % (oldcfg, cfg)
try:
user_uuid = request.cookies.get('uuid')
login = sql.get_user_name_by_uuid(user_uuid)
except Exception:
login = ''
output, stderr = server_mod.subprocess_execute(cmd)
if kwargs.get('return_diff'):
for line in output:
diff += line + "\n"
return diff
else:
for line in output:
diff += f"{date} user: {login}, group: {user_group} {line}\n"
log_file = f"{log_path}/config_edit-{log_date}"
try:
with open(log_file, 'a') as log:
log.write(diff)
except IOError:
print(f'<center><div class="alert alert-danger">Can\'t read write change to log. {stderr}</div></center>')
pass
def show_finding_in_config(stdout: str, **kwargs) -> str:
grep = ''
out = '<div class="line">--</div>'
if kwargs.get('grep'):
grep = kwargs.get('grep')
grep = re.sub(r'[?|$|!|^|*|\]|\[|,| |]', r'', grep)
for line in stdout:
if kwargs.get('grep'):
line = line.replace(grep, f'<span style="color: red; font-weight: bold;">{grep}</span>')
line_class = "line" if '--' in line else "line3"
out += f'<div class="{line_class}">{line}</div>'
out += '<div class="line">--</div>'
return out
def show_compare_config(server_ip: str, service: str) -> str:
lang = roxywi_common.get_user_lang_for_flask()
config_dir = get_config_var.get_config_var('configs', f'{service}_save_configs_dir')
if service in ('nginx', 'apache', 'keepalived'):
return_files = roxywi_common.get_files(config_dir, 'conf', server_ip=server_ip)
elif service == 'haproxy':
return_files = roxywi_common.get_files(config_dir, 'cfg', server_ip=server_ip)
else:
return 'error: Wrong service'
return render_template('ajax/show_compare_configs.html', serv=server_ip, return_files=return_files, lang=lang)
def compare_config(service: str, left: str, right: str) -> str:
lang = roxywi_common.get_user_lang_for_flask()
if service in ('haproxy', 'nginx', 'apache', 'keepalived'):
configs_dir = get_config_var.get_config_var('configs', f'{service}_save_configs_dir')
else:
return 'error: Wrong service'
cmd = f'diff -pub {configs_dir}{left} {configs_dir}{right}'
output, stderr = server_mod.subprocess_execute(cmd)
return render_template('ajax/compare.html', stdout=output, lang=lang)
def show_config(server_ip: str, service: str, config_file_name: str, configver: str) -> str:
user_uuid = request.cookies.get('uuid')
group_id = int(request.cookies.get('group'))
role_id = sql.get_user_role_by_uuid(user_uuid, group_id)
try:
config_file_name = config_file_name.replace('/', '92')
except Exception:
config_file_name = ''
if service in ('nginx', 'apache', 'keepalived'):
configs_dir = get_config_var.get_config_var('configs', f'{service}_save_configs_dir')
cfg = '.conf'
else:
configs_dir = get_config_var.get_config_var('configs', 'haproxy_save_configs_dir')
cfg = '.cfg'
if '..' in configs_dir:
raise Exception('error: nice try')
if configver is None:
cfg = f"{configs_dir}{server_ip}-{get_date.return_date('config')}{cfg}"
try:
get_config(server_ip, cfg, service=service, config_file_name=config_file_name)
except Exception as e:
raise Exception(e)
else:
cfg = configs_dir + configver
try:
with open(cfg, 'r') as file:
conf = file.readlines()
except Exception as e:
raise Exception(f'error: Cannot read config file: {e}')
if configver is None:
os.remove(cfg)
is_serv_protected = sql.is_serv_protected(server_ip)
server_id = sql.select_server_id_by_ip(server_ip)
hostname = sql.get_hostname_by_server_ip(server_ip)
is_restart = sql.select_service_setting(server_id, service, 'restart')
lang = roxywi_common.get_user_lang_for_flask()
return render_template(
'ajax/config_show.html', conf=conf, serv=server_ip, configver=configver, role=role_id, service=service,
config_file_name=config_file_name, is_serv_protected=is_serv_protected, is_restart=is_restart, lang=lang,
hostname=hostname
)
def show_config_files(server_ip: str, service: str, config_file_name: str) -> str:
service_config_dir = sql.get_setting(f'{service}_dir')
return_files = server_mod.get_remote_files(server_ip, service_config_dir, 'conf')
if 'error: ' in return_files:
raise Exception(return_files)
try:
config_file_name = config_file_name.replace('92', '/')
except Exception:
config_file_name = ''
return_files += ' ' + sql.get_setting(f'{service}_config_path')
lang = roxywi_common.get_user_lang_for_flask()
return render_template(
'ajax/show_configs_files.html', serv=server_ip, service=service, return_files=return_files, lang=lang,
config_file_name=config_file_name, path_dir=service_config_dir
)
def list_of_versions(server_ip: str, service: str, configver: str, for_delver: int) -> str:
if service not in ('haproxy', 'nginx', 'keepalived', 'apache'):
raise Exception('error: wrong service')
users = sql.select_users()
service_desc = sql.select_service(service)
configs = sql.select_config_version(server_ip, service_desc.slug)
lang = roxywi_common.get_user_lang_for_flask()
action = f'/app/config/versions/{service_desc.slug}/{server_ip}'
configs_dir = get_config_var.get_config_var('configs', f'{service_desc.service}_save_configs_dir')
if service == 'haproxy':
files = roxywi_common.get_files(configs_dir, 'cfg', server_ip)
else:
files = roxywi_common.get_files(configs_dir, 'conf', server_ip)
return render_template(
'ajax/show_list_version.html', server_ip=server_ip, service=service, action=action, return_files=files,
configver=configver, for_delver=for_delver, configs=configs, users=users, lang=lang
)
def return_cfg(service: str, server_ip: str, config_file_name: str) -> str:
if service == 'haproxy':
file_format = 'cfg'
else:
file_format = 'conf'
if service in ('haproxy', 'nginx', 'apache', 'keepalived'):
configs_dir = get_config_var.get_config_var('configs', f'{service}_save_configs_dir')
else:
raise Exception('error: Wrong service')
if service in ('nginx', 'apache'):
config_file_name = config_file_name.replace('92', '/')
conf_file_name_short = config_file_name.split('/')[-1]
cfg = f"{configs_dir}{server_ip}-{conf_file_name_short}-{get_date.return_date('config')}.{file_format}"
else:
cfg = f"{configs_dir}{server_ip}-{get_date.return_date('config')}.{file_format}"
try:
os.system(f"/bin/rm -f {configs_dir}*.old")
except Exception:
pass
return cfg