KasperskyLab-TinyCheck/server/backend/app/classes/config.py
2020-11-24 19:45:03 +01:00

108 lines
3.7 KiB
Python

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import yaml
import sys
import io
import os
import re
import hashlib
from functools import reduce
from flask import send_file
class Config(object):
def __init__(self):
self.dir = "/".join(sys.path[0].split("/")[:-2])
return None
def read_config(self, path):
"""
Read a single value from the configuration
:return: value (it can be any type)
"""
config = yaml.load(
open(os.path.join(self.dir, "config.yaml"), "r"), Loader=yaml.SafeLoader)
return reduce(dict.get, path, config)
def export_config(self):
"""
Export the configuration
:return: dict (configuration content)
"""
config = yaml.load(
open(os.path.join(self.dir, "config.yaml"), "r"), Loader=yaml.SafeLoader)
config["interfaces"] = self.get_wireless_interfaces()
return config
def write_config(self, cat, key, value):
"""
Write a new value in the configuration
:return: bool, operation status
"""
config = yaml.load(
open(os.path.join(self.dir, "config.yaml"), "r"), Loader=yaml.SafeLoader)
config[cat][key] = value if key != "password" else self.make_password(
value)
if cat == "network" and key == "in":
self.edit_configuration_files(value)
with open(os.path.join(self.dir, "config.yaml"), "w") as yaml_file:
yaml_file.write(yaml.dump(config, default_flow_style=False))
return True
def make_password(self, clear_text):
"""
Make a simple password hash (without salt)
"""
return hashlib.sha256(clear_text.encode()).hexdigest()
def export_db(self):
"""
Export the database.
:return: send_file (the database)
"""
with open(os.path.join(self.dir, "tinycheck.sqlite3"), "rb") as f:
return send_file(
io.BytesIO(f.read()),
mimetype="application/octet-stream",
as_attachment=True,
attachment_filename='tinycheck-export-db.sqlite')
def get_wireless_interfaces(self):
"""
List the Wireless interfaces installed on the box
:return: list of the interfaces
"""
try:
return [i for i in os.listdir("/sys/class/net/") if i.startswith("wlan")]
except:
return ["Fake iface1", "Fake iface 2"]
def edit_configuration_files(self, iface):
"""
Edit the DNSMasq and DHCPCD configuration files
:return: nothing.
"""
try:
if re.match("^wlan[0-9]{1}$", iface):
# Edit of DHCPD.conf
with open("/etc/dhcpcd.conf", 'r') as file:
content = file.readlines()
for i, line in enumerate(content):
if line.startswith("interface"):
content[i] = "interface {}\n".format(iface)
with open("/etc/dhcpcd.conf", 'w') as file:
file.writelines(content)
# Edit of DNSMASQ.conf
with open("/etc/dnsmasq.conf", 'r') as file:
content = file.readlines()
for i, line in enumerate(content):
if line.startswith("interface"):
content[i] = "interface={}\n".format(iface)
with open("/etc/dnsmasq.conf", 'w') as file:
file.writelines(content)
except:
pass