nemesifier

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Source: openwisp/openwisp-utils

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nemesifier

#!/usr/bin/env python3
"""
Extract OpenWrt firmware metadata from firmware images.
Reimplementation of fwtool -i functionality in Python.
"""

import argparse
import json
import struct
import sys

nemesifier

firewall:

config rule                               
        option name 'Allow DHCP from LAN'
        option src 'lan'          
        #option dest 'lan'               
        option proto 'udp'           
        option dest_port '67'          
        option target 'ACCEPT'
                                         

nemesifier

# this conf allows to connect an OpenWrt device to any WiFi WPA2/3 network which has internet connection
# then allows to connect other routers / devices to the LAN switch of the OpenWrt router or to its WiFi AP.
# The traffic is NATted.

# /etc/config/network

config interface 'lan'
        option type 'bridge'
        option ifname '<INTERFACES OF BR-LAN HERE>'
        option ip6assign '60'

nemesifier

#!/usr/bin/env python

from openwisp2.celery import app
import os
import sys
import django
import time
from django.conf import settings

os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'openwisp2.settings')

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#!/bin/sh
reboot=false

# updates opkg lists only if necessary
opkg_update(){
    (
        test -d /tmp/opkg-lists/ && \
        test -f /tmp/opkg-lists/openwrt_base && \
        test -f /tmp/opkg-lists/openwrt_packages && \
        test -f /tmp/opkg-lists/openwrt_core

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import codecs
from cryptography.hazmat.primitives.asymmetric.x25519 import X25519PrivateKey
from cryptography.hazmat.primitives import serialization

# generate private key
private_key = X25519PrivateKey.generate()
bytes_ = private_key.private_bytes(  
    encoding=serialization.Encoding.Raw,  
    format=serialization.PrivateFormat.Raw,
    encryption_algorithm=serialization.NoEncryption()

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def avg_position(positions):
    assert type(positions) in (list, tuple)
    total_value = 0
    total_quantity = 0
    for position in positions:
        quantity, price = position
        total_quantity += quantity
        total_value += quantity / price
    return total_quantity / total_value

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{
    "files": [
        {
            "path": "/usr/sbin/openwisp-monitoring",
            "mode": "0744",
            "contents": "uuid=$(uci get openwisp.http.uuid)\nkey=$(uci get openwisp.http.key)\nbase_url=$(uci get openwisp.http.url)\nverify_ssl=$(uci get openwisp.http.verify_ssl)\nincluded_interfaces=$(uci get openwisp.monitoring.included_interfaces)\nurl=\"$base_url/api/v1/monitoring/device/$uuid/?key=$key\"\ndata=$(/usr/sbin/netjson-monitoring \"$included_interfaces\")\nif [ \"$verify_ssl\" = 0 ]; then\n    curl_command='curl -k'\nelse\n    curl_command='curl'\nfi\n# send data via POST\n$curl_command -H \"Content-Type: application/json\" \\\n              -X POST \\\n              -d \"$data\" \\\n              -v $url\n"
        },
        {
            "path": "/usr/sbin/netjson-monitoring",
            "mode": "0744",

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def find_monthly_interest(minimum, maximum, interest, find_round=False):
    interest = interest / 100.0
    counter = minimum
    while counter <= maximum:
        amount = counter
        counter += 1
        monthly = amount * interest / 12
        if find_round and amount * interest % 12.0 != 0:
            continue
        print('{0} yelds {1} per month'.format(amount, monthly))